Merge branch 'master' into feature-activitypub

routers/api/packages/api.go

@@ -0,0 +1,403 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package packages
+
+import (
+	"net/http"
+	"regexp"
+	"strings"
+
+	"code.gitea.io/gitea/models/perm"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/routers/api/packages/composer"
+	"code.gitea.io/gitea/routers/api/packages/conan"
+	"code.gitea.io/gitea/routers/api/packages/container"
+	"code.gitea.io/gitea/routers/api/packages/generic"
+	"code.gitea.io/gitea/routers/api/packages/helm"
+	"code.gitea.io/gitea/routers/api/packages/maven"
+	"code.gitea.io/gitea/routers/api/packages/npm"
+	"code.gitea.io/gitea/routers/api/packages/nuget"
+	"code.gitea.io/gitea/routers/api/packages/pypi"
+	"code.gitea.io/gitea/routers/api/packages/rubygems"
+	"code.gitea.io/gitea/services/auth"
+	context_service "code.gitea.io/gitea/services/context"
+)
+
+func reqPackageAccess(accessMode perm.AccessMode) func(ctx *context.Context) {
+	return func(ctx *context.Context) {
+		if ctx.Package.AccessMode < accessMode && !ctx.IsUserSiteAdmin() {
+			ctx.Resp.Header().Set("WWW-Authenticate", `Basic realm="Gitea Package API"`)
+			ctx.Error(http.StatusUnauthorized, "reqPackageAccess", "user should have specific permission or be a site admin")
+			return
+		}
+	}
+}
+
+func Routes() *web.Route {
+	r := web.NewRoute()
+
+	r.Use(context.PackageContexter())
+
+	authMethods := []auth.Method{
+		&auth.OAuth2{},
+		&auth.Basic{},
+		&conan.Auth{},
+	}
+	if setting.Service.EnableReverseProxyAuth {
+		authMethods = append(authMethods, &auth.ReverseProxy{})
+	}
+
+	authGroup := auth.NewGroup(authMethods...)
+	r.Use(func(ctx *context.Context) {
+		ctx.Doer = authGroup.Verify(ctx.Req, ctx.Resp, ctx, ctx.Session)
+	})
+
+	r.Group("/{username}", func() {
+		r.Group("/composer", func() {
+			r.Get("/packages.json", composer.ServiceIndex)
+			r.Get("/search.json", composer.SearchPackages)
+			r.Get("/list.json", composer.EnumeratePackages)
+			r.Get("/p2/{vendorname}/{projectname}~dev.json", composer.PackageMetadata)
+			r.Get("/p2/{vendorname}/{projectname}.json", composer.PackageMetadata)
+			r.Get("/files/{package}/{version}/{filename}", composer.DownloadPackageFile)
+			r.Put("", reqPackageAccess(perm.AccessModeWrite), composer.UploadPackage)
+		})
+		r.Group("/conan", func() {
+			r.Group("/v1", func() {
+				r.Get("/ping", conan.Ping)
+				r.Group("/users", func() {
+					r.Get("/authenticate", conan.Authenticate)
+					r.Get("/check_credentials", conan.CheckCredentials)
+				})
+				r.Group("/conans", func() {
+					r.Get("/search", conan.SearchRecipes)
+					r.Group("/{name}/{version}/{user}/{channel}", func() {
+						r.Get("", conan.RecipeSnapshot)
+						r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeleteRecipeV1)
+						r.Get("/search", conan.SearchPackagesV1)
+						r.Get("/digest", conan.RecipeDownloadURLs)
+						r.Post("/upload_urls", reqPackageAccess(perm.AccessModeWrite), conan.RecipeUploadURLs)
+						r.Get("/download_urls", conan.RecipeDownloadURLs)
+						r.Group("/packages", func() {
+							r.Post("/delete", reqPackageAccess(perm.AccessModeWrite), conan.DeletePackageV1)
+							r.Group("/{package_reference}", func() {
+								r.Get("", conan.PackageSnapshot)
+								r.Get("/digest", conan.PackageDownloadURLs)
+								r.Post("/upload_urls", reqPackageAccess(perm.AccessModeWrite), conan.PackageUploadURLs)
+								r.Get("/download_urls", conan.PackageDownloadURLs)
+							})
+						})
+					}, conan.ExtractPathParameters)
+				})
+				r.Group("/files/{name}/{version}/{user}/{channel}/{recipe_revision}", func() {
+					r.Group("/recipe/{filename}", func() {
+						r.Get("", conan.DownloadRecipeFile)
+						r.Put("", reqPackageAccess(perm.AccessModeWrite), conan.UploadRecipeFile)
+					})
+					r.Group("/package/{package_reference}/{package_revision}/{filename}", func() {
+						r.Get("", conan.DownloadPackageFile)
+						r.Put("", reqPackageAccess(perm.AccessModeWrite), conan.UploadPackageFile)
+					})
+				}, conan.ExtractPathParameters)
+			})
+			r.Group("/v2", func() {
+				r.Get("/ping", conan.Ping)
+				r.Group("/users", func() {
+					r.Get("/authenticate", conan.Authenticate)
+					r.Get("/check_credentials", conan.CheckCredentials)
+				})
+				r.Group("/conans", func() {
+					r.Get("/search", conan.SearchRecipes)
+					r.Group("/{name}/{version}/{user}/{channel}", func() {
+						r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeleteRecipeV2)
+						r.Get("/search", conan.SearchPackagesV2)
+						r.Get("/latest", conan.LatestRecipeRevision)
+						r.Group("/revisions", func() {
+							r.Get("", conan.ListRecipeRevisions)
+							r.Group("/{recipe_revision}", func() {
+								r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeleteRecipeV2)
+								r.Get("/search", conan.SearchPackagesV2)
+								r.Group("/files", func() {
+									r.Get("", conan.ListRecipeRevisionFiles)
+									r.Group("/{filename}", func() {
+										r.Get("", conan.DownloadRecipeFile)
+										r.Put("", reqPackageAccess(perm.AccessModeWrite), conan.UploadRecipeFile)
+									})
+								})
+								r.Group("/packages", func() {
+									r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeletePackageV2)
+									r.Group("/{package_reference}", func() {
+										r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeletePackageV2)
+										r.Get("/latest", conan.LatestPackageRevision)
+										r.Group("/revisions", func() {
+											r.Get("", conan.ListPackageRevisions)
+											r.Group("/{package_revision}", func() {
+												r.Delete("", reqPackageAccess(perm.AccessModeWrite), conan.DeletePackageV2)
+												r.Group("/files", func() {
+													r.Get("", conan.ListPackageRevisionFiles)
+													r.Group("/{filename}", func() {
+														r.Get("", conan.DownloadPackageFile)
+														r.Put("", reqPackageAccess(perm.AccessModeWrite), conan.UploadPackageFile)
+													})
+												})
+											})
+										})
+									})
+								})
+							})
+						})
+					}, conan.ExtractPathParameters)
+				})
+			})
+		})
+		r.Group("/generic", func() {
+			r.Group("/{packagename}/{packageversion}/{filename}", func() {
+				r.Get("", generic.DownloadPackageFile)
+				r.Group("", func() {
+					r.Put("", generic.UploadPackage)
+					r.Delete("", generic.DeletePackage)
+				}, reqPackageAccess(perm.AccessModeWrite))
+			})
+		})
+		r.Group("/helm", func() {
+			r.Get("/index.yaml", helm.Index)
+			r.Get("/{filename}", helm.DownloadPackageFile)
+			r.Post("/api/charts", reqPackageAccess(perm.AccessModeWrite), helm.UploadPackage)
+		})
+		r.Group("/maven", func() {
+			r.Put("/*", reqPackageAccess(perm.AccessModeWrite), maven.UploadPackageFile)
+			r.Get("/*", maven.DownloadPackageFile)
+		})
+		r.Group("/nuget", func() {
+			r.Get("/index.json", nuget.ServiceIndex)
+			r.Get("/query", nuget.SearchService)
+			r.Group("/registration/{id}", func() {
+				r.Get("/index.json", nuget.RegistrationIndex)
+				r.Get("/{version}", nuget.RegistrationLeaf)
+			})
+			r.Group("/package/{id}", func() {
+				r.Get("/index.json", nuget.EnumeratePackageVersions)
+				r.Get("/{version}/{filename}", nuget.DownloadPackageFile)
+			})
+			r.Group("", func() {
+				r.Put("/", nuget.UploadPackage)
+				r.Put("/symbolpackage", nuget.UploadSymbolPackage)
+				r.Delete("/{id}/{version}", nuget.DeletePackage)
+			}, reqPackageAccess(perm.AccessModeWrite))
+			r.Get("/symbols/{filename}/{guid:[0-9a-f]{32}}FFFFFFFF/{filename2}", nuget.DownloadSymbolFile)
+		})
+		r.Group("/npm", func() {
+			r.Group("/@{scope}/{id}", func() {
+				r.Get("", npm.PackageMetadata)
+				r.Put("", reqPackageAccess(perm.AccessModeWrite), npm.UploadPackage)
+				r.Get("/-/{version}/{filename}", npm.DownloadPackageFile)
+			})
+			r.Group("/{id}", func() {
+				r.Get("", npm.PackageMetadata)
+				r.Put("", reqPackageAccess(perm.AccessModeWrite), npm.UploadPackage)
+				r.Get("/-/{version}/{filename}", npm.DownloadPackageFile)
+			})
+			r.Group("/-/package/@{scope}/{id}/dist-tags", func() {
+				r.Get("", npm.ListPackageTags)
+				r.Group("/{tag}", func() {
+					r.Put("", npm.AddPackageTag)
+					r.Delete("", npm.DeletePackageTag)
+				}, reqPackageAccess(perm.AccessModeWrite))
+			})
+			r.Group("/-/package/{id}/dist-tags", func() {
+				r.Get("", npm.ListPackageTags)
+				r.Group("/{tag}", func() {
+					r.Put("", npm.AddPackageTag)
+					r.Delete("", npm.DeletePackageTag)
+				}, reqPackageAccess(perm.AccessModeWrite))
+			})
+		})
+		r.Group("/pypi", func() {
+			r.Post("/", reqPackageAccess(perm.AccessModeWrite), pypi.UploadPackageFile)
+			r.Get("/files/{id}/{version}/{filename}", pypi.DownloadPackageFile)
+			r.Get("/simple/{id}", pypi.PackageMetadata)
+		})
+		r.Group("/rubygems", func() {
+			r.Get("/specs.4.8.gz", rubygems.EnumeratePackages)
+			r.Get("/latest_specs.4.8.gz", rubygems.EnumeratePackagesLatest)
+			r.Get("/prerelease_specs.4.8.gz", rubygems.EnumeratePackagesPreRelease)
+			r.Get("/quick/Marshal.4.8/{filename}", rubygems.ServePackageSpecification)
+			r.Get("/gems/{filename}", rubygems.DownloadPackageFile)
+			r.Group("/api/v1/gems", func() {
+				r.Post("/", rubygems.UploadPackageFile)
+				r.Delete("/yank", rubygems.DeletePackage)
+			}, reqPackageAccess(perm.AccessModeWrite))
+		})
+	}, context_service.UserAssignmentWeb(), context.PackageAssignment(), reqPackageAccess(perm.AccessModeRead))
+
+	return r
+}
+
+func ContainerRoutes() *web.Route {
+	r := web.NewRoute()
+
+	r.Use(context.PackageContexter())
+
+	authMethods := []auth.Method{
+		&auth.Basic{},
+		&container.Auth{},
+	}
+	if setting.Service.EnableReverseProxyAuth {
+		authMethods = append(authMethods, &auth.ReverseProxy{})
+	}
+
+	authGroup := auth.NewGroup(authMethods...)
+	r.Use(func(ctx *context.Context) {
+		ctx.Doer = authGroup.Verify(ctx.Req, ctx.Resp, ctx, ctx.Session)
+	})
+
+	r.Get("", container.ReqContainerAccess, container.DetermineSupport)
+	r.Get("/token", container.Authenticate)
+	r.Group("/{username}", func() {
+		r.Group("/{image}", func() {
+			r.Group("/blobs/uploads", func() {
+				r.Post("", container.InitiateUploadBlob)
+				r.Group("/{uuid}", func() {
+					r.Patch("", container.UploadBlob)
+					r.Put("", container.EndUploadBlob)
+				})
+			}, reqPackageAccess(perm.AccessModeWrite))
+			r.Group("/blobs/{digest}", func() {
+				r.Head("", container.HeadBlob)
+				r.Get("", container.GetBlob)
+				r.Delete("", reqPackageAccess(perm.AccessModeWrite), container.DeleteBlob)
+			})
+			r.Group("/manifests/{reference}", func() {
+				r.Put("", reqPackageAccess(perm.AccessModeWrite), container.UploadManifest)
+				r.Head("", container.HeadManifest)
+				r.Get("", container.GetManifest)
+				r.Delete("", reqPackageAccess(perm.AccessModeWrite), container.DeleteManifest)
+			})
+			r.Get("/tags/list", container.GetTagList)
+		}, container.VerifyImageName)
+
+		var (
+			blobsUploadsPattern = regexp.MustCompile(`\A(.+)/blobs/uploads/([a-zA-Z0-9-_.=]+)\z`)
+			blobsPattern        = regexp.MustCompile(`\A(.+)/blobs/([^/]+)\z`)
+			manifestsPattern    = regexp.MustCompile(`\A(.+)/manifests/([^/]+)\z`)
+		)
+
+		// Manual mapping of routes because {image} can contain slashes which chi does not support
+		r.Route("/*", "HEAD,GET,POST,PUT,PATCH,DELETE", func(ctx *context.Context) {
+			path := ctx.Params("*")
+			isHead := ctx.Req.Method == "HEAD"
+			isGet := ctx.Req.Method == "GET"
+			isPost := ctx.Req.Method == "POST"
+			isPut := ctx.Req.Method == "PUT"
+			isPatch := ctx.Req.Method == "PATCH"
+			isDelete := ctx.Req.Method == "DELETE"
+
+			if isPost && strings.HasSuffix(path, "/blobs/uploads") {
+				reqPackageAccess(perm.AccessModeWrite)(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				ctx.SetParams("image", path[:len(path)-14])
+				container.VerifyImageName(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				container.InitiateUploadBlob(ctx)
+				return
+			}
+			if isGet && strings.HasSuffix(path, "/tags/list") {
+				ctx.SetParams("image", path[:len(path)-10])
+				container.VerifyImageName(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				container.GetTagList(ctx)
+				return
+			}
+
+			m := blobsUploadsPattern.FindStringSubmatch(path)
+			if len(m) == 3 && (isPut || isPatch) {
+				reqPackageAccess(perm.AccessModeWrite)(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				ctx.SetParams("image", m[1])
+				container.VerifyImageName(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				ctx.SetParams("uuid", m[2])
+
+				if isPatch {
+					container.UploadBlob(ctx)
+				} else {
+					container.EndUploadBlob(ctx)
+				}
+				return
+			}
+			m = blobsPattern.FindStringSubmatch(path)
+			if len(m) == 3 && (isHead || isGet || isDelete) {
+				ctx.SetParams("image", m[1])
+				container.VerifyImageName(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				ctx.SetParams("digest", m[2])
+
+				if isHead {
+					container.HeadBlob(ctx)
+				} else if isGet {
+					container.GetBlob(ctx)
+				} else {
+					reqPackageAccess(perm.AccessModeWrite)(ctx)
+					if ctx.Written() {
+						return
+					}
+					container.DeleteBlob(ctx)
+				}
+				return
+			}
+			m = manifestsPattern.FindStringSubmatch(path)
+			if len(m) == 3 && (isHead || isGet || isPut || isDelete) {
+				ctx.SetParams("image", m[1])
+				container.VerifyImageName(ctx)
+				if ctx.Written() {
+					return
+				}
+
+				ctx.SetParams("reference", m[2])
+
+				if isHead {
+					container.HeadManifest(ctx)
+				} else if isGet {
+					container.GetManifest(ctx)
+				} else {
+					reqPackageAccess(perm.AccessModeWrite)(ctx)
+					if ctx.Written() {
+						return
+					}
+					if isPut {
+						container.UploadManifest(ctx)
+					} else {
+						container.DeleteManifest(ctx)
+					}
+				}
+				return
+			}
+
+			ctx.Status(http.StatusNotFound)
+		})
+	}, container.ReqContainerAccess, context_service.UserAssignmentWeb(), context.PackageAssignment(), reqPackageAccess(perm.AccessModeRead))
+
+	return r
+}

routers/api/packages/composer/api.go

@@ -0,0 +1,118 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package composer
+
+import (
+	"fmt"
+	"net/url"
+	"time"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	composer_module "code.gitea.io/gitea/modules/packages/composer"
+)
+
+// ServiceIndexResponse contains registry endpoints
+type ServiceIndexResponse struct {
+	SearchTemplate   string `json:"search"`
+	MetadataTemplate string `json:"metadata-url"`
+	PackageList      string `json:"list"`
+}
+
+func createServiceIndexResponse(registryURL string) *ServiceIndexResponse {
+	return &ServiceIndexResponse{
+		SearchTemplate:   registryURL + "/search.json?q=%query%&type=%type%",
+		MetadataTemplate: registryURL + "/p2/%package%.json",
+		PackageList:      registryURL + "/list.json",
+	}
+}
+
+// SearchResultResponse contains search results
+type SearchResultResponse struct {
+	Total    int64           `json:"total"`
+	Results  []*SearchResult `json:"results"`
+	NextLink string          `json:"next,omitempty"`
+}
+
+// SearchResult contains a search result
+type SearchResult struct {
+	Name        string `json:"name"`
+	Description string `json:"description"`
+	Downloads   int64  `json:"downloads"`
+}
+
+func createSearchResultResponse(total int64, pds []*packages_model.PackageDescriptor, nextLink string) *SearchResultResponse {
+	results := make([]*SearchResult, 0, len(pds))
+
+	for _, pd := range pds {
+		results = append(results, &SearchResult{
+			Name:        pd.Package.Name,
+			Description: pd.Metadata.(*composer_module.Metadata).Description,
+			Downloads:   pd.Version.DownloadCount,
+		})
+	}
+
+	return &SearchResultResponse{
+		Total:    total,
+		Results:  results,
+		NextLink: nextLink,
+	}
+}
+
+// PackageMetadataResponse contains packages metadata
+type PackageMetadataResponse struct {
+	Minified string                               `json:"minified"`
+	Packages map[string][]*PackageVersionMetadata `json:"packages"`
+}
+
+// PackageVersionMetadata contains package metadata
+type PackageVersionMetadata struct {
+	*composer_module.Metadata
+	Name    string    `json:"name"`
+	Version string    `json:"version"`
+	Type    string    `json:"type"`
+	Created time.Time `json:"time"`
+	Dist    Dist      `json:"dist"`
+}
+
+// Dist contains package download informations
+type Dist struct {
+	Type     string `json:"type"`
+	URL      string `json:"url"`
+	Checksum string `json:"shasum"`
+}
+
+func createPackageMetadataResponse(registryURL string, pds []*packages_model.PackageDescriptor) *PackageMetadataResponse {
+	versions := make([]*PackageVersionMetadata, 0, len(pds))
+
+	for _, pd := range pds {
+		packageType := ""
+		for _, pvp := range pd.Properties {
+			if pvp.Name == composer_module.TypeProperty {
+				packageType = pvp.Value
+				break
+			}
+		}
+
+		versions = append(versions, &PackageVersionMetadata{
+			Name:     pd.Package.Name,
+			Version:  pd.Version.Version,
+			Type:     packageType,
+			Created:  time.Unix(int64(pd.Version.CreatedUnix), 0),
+			Metadata: pd.Metadata.(*composer_module.Metadata),
+			Dist: Dist{
+				Type:     "zip",
+				URL:      fmt.Sprintf("%s/files/%s/%s/%s", registryURL, url.PathEscape(pd.Package.LowerName), url.PathEscape(pd.Version.LowerVersion), url.PathEscape(pd.Files[0].File.LowerName)),
+				Checksum: pd.Files[0].Blob.HashSHA1,
+			},
+		})
+	}
+
+	return &PackageMetadataResponse{
+		Minified: "composer/2.0",
+		Packages: map[string][]*PackageVersionMetadata{
+			pds[0].Package.Name: versions,
+		},
+	}
+}

routers/api/packages/composer/composer.go

@@ -0,0 +1,250 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package composer
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/convert"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	composer_module "code.gitea.io/gitea/modules/packages/composer"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+
+	"github.com/hashicorp/go-version"
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		type Error struct {
+			Status  int    `json:"status"`
+			Message string `json:"message"`
+		}
+		ctx.JSON(status, struct {
+			Errors []Error `json:"errors"`
+		}{
+			Errors: []Error{
+				{Status: status, Message: message},
+			},
+		})
+	})
+}
+
+// ServiceIndex displays registry endpoints
+func ServiceIndex(ctx *context.Context) {
+	resp := createServiceIndexResponse(setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/composer")
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// SearchPackages searches packages, only "q" is supported
+// https://packagist.org/apidoc#search-packages
+func SearchPackages(ctx *context.Context) {
+	page := ctx.FormInt("page")
+	if page < 1 {
+		page = 1
+	}
+	perPage := ctx.FormInt("per_page")
+	paginator := db.ListOptions{
+		Page:     page,
+		PageSize: convert.ToCorrectPageSize(perPage),
+	}
+
+	opts := &packages_model.PackageSearchOptions{
+		OwnerID:   ctx.Package.Owner.ID,
+		Type:      packages_model.TypeComposer,
+		Name:      packages_model.SearchValue{Value: ctx.FormTrim("q")},
+		Paginator: &paginator,
+	}
+	if ctx.FormTrim("type") != "" {
+		opts.Properties = map[string]string{
+			composer_module.TypeProperty: ctx.FormTrim("type"),
+		}
+	}
+
+	pvs, total, err := packages_model.SearchLatestVersions(ctx, opts)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	nextLink := ""
+	if len(pvs) == paginator.PageSize {
+		u, err := url.Parse(setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/composer/search.json")
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		q := u.Query()
+		q.Set("q", ctx.FormTrim("q"))
+		q.Set("type", ctx.FormTrim("type"))
+		q.Set("page", strconv.Itoa(page+1))
+		if perPage != 0 {
+			q.Set("per_page", strconv.Itoa(perPage))
+		}
+		u.RawQuery = q.Encode()
+
+		nextLink = u.String()
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createSearchResultResponse(total, pds, nextLink)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// EnumeratePackages lists all package names
+// https://packagist.org/apidoc#list-packages
+func EnumeratePackages(ctx *context.Context) {
+	ps, err := packages_model.GetPackagesByType(db.DefaultContext, ctx.Package.Owner.ID, packages_model.TypeComposer)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	names := make([]string, 0, len(ps))
+	for _, p := range ps {
+		names = append(names, p.Name)
+	}
+
+	ctx.JSON(http.StatusOK, map[string][]string{
+		"packageNames": names,
+	})
+}
+
+// PackageMetadata returns the metadata for a single package
+// https://packagist.org/apidoc#get-package-data
+func PackageMetadata(ctx *context.Context) {
+	vendorName := ctx.Params("vendorname")
+	projectName := ctx.Params("projectname")
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeComposer, vendorName+"/"+projectName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, packages_model.ErrPackageNotExist)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createPackageMetadataResponse(
+		setting.AppURL+"api/packages/"+ctx.Package.Owner.Name+"/composer",
+		pds,
+	)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeComposer,
+			Name:        ctx.Params("package"),
+			Version:     ctx.Params("version"),
+		},
+		&packages_service.PackageFileInfo{
+			Filename: ctx.Params("filename"),
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackage creates a new package
+func UploadPackage(ctx *context.Context) {
+	buf, err := packages_module.CreateHashedBufferFromReader(ctx.Req.Body, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	cp, err := composer_module.ParsePackage(buf, buf.Size())
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if cp.Version == "" {
+		v, err := version.NewVersion(ctx.FormTrim("version"))
+		if err != nil {
+			apiError(ctx, http.StatusBadRequest, composer_module.ErrInvalidVersion)
+			return
+		}
+		cp.Version = v.String()
+	}
+
+	_, _, err = packages_service.CreatePackageAndAddFile(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeComposer,
+				Name:        cp.Name,
+				Version:     cp.Version,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata:         cp.Metadata,
+			Properties: map[string]string{
+				composer_module.TypeProperty: cp.Type,
+			},
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: strings.ToLower(fmt.Sprintf("%s.%s.zip", strings.ReplaceAll(cp.Name, "/", "-"), cp.Version)),
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}

routers/api/packages/conan/auth.go

@@ -0,0 +1,41 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package conan
+
+import (
+	"net/http"
+
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/services/auth"
+	"code.gitea.io/gitea/services/packages"
+)
+
+type Auth struct{}
+
+func (a *Auth) Name() string {
+	return "conan"
+}
+
+// Verify extracts the user from the Bearer token
+func (a *Auth) Verify(req *http.Request, w http.ResponseWriter, store auth.DataStore, sess auth.SessionStore) *user_model.User {
+	uid, err := packages.ParseAuthorizationToken(req)
+	if err != nil {
+		log.Trace("ParseAuthorizationToken: %v", err)
+		return nil
+	}
+
+	if uid == 0 {
+		return nil
+	}
+
+	u, err := user_model.GetUserByID(uid)
+	if err != nil {
+		log.Error("GetUserByID:  %v", err)
+		return nil
+	}
+
+	return u
+}

routers/api/packages/conan/conan.go

@@ -0,0 +1,818 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package conan
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	conan_model "code.gitea.io/gitea/models/packages/conan"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/notification"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	conan_module "code.gitea.io/gitea/modules/packages/conan"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+const (
+	conanfileFile = "conanfile.py"
+	conaninfoFile = "conaninfo.txt"
+
+	recipeReferenceKey  = "RecipeReference"
+	packageReferenceKey = "PackageReference"
+)
+
+type stringSet map[string]struct{}
+
+var (
+	recipeFileList = stringSet{
+		conanfileFile:       struct{}{},
+		"conanmanifest.txt": struct{}{},
+		"conan_sources.tgz": struct{}{},
+		"conan_export.tgz":  struct{}{},
+	}
+	packageFileList = stringSet{
+		conaninfoFile:       struct{}{},
+		"conanmanifest.txt": struct{}{},
+		"conan_package.tgz": struct{}{},
+	}
+)
+
+func jsonResponse(ctx *context.Context, status int, obj interface{}) {
+	// https://github.com/conan-io/conan/issues/6613
+	ctx.Resp.Header().Set("Content-Type", "application/json")
+	ctx.Status(status)
+	if err := json.NewEncoder(ctx.Resp).Encode(obj); err != nil {
+		log.Error("JSON encode: %v", err)
+	}
+}
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		jsonResponse(ctx, status, map[string]string{
+			"message": message,
+		})
+	})
+}
+
+func baseURL(ctx *context.Context) string {
+	return setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/conan"
+}
+
+// ExtractPathParameters is a middleware to extract common parameters from path
+func ExtractPathParameters(ctx *context.Context) {
+	rref, err := conan_module.NewRecipeReference(
+		ctx.Params("name"),
+		ctx.Params("version"),
+		ctx.Params("user"),
+		ctx.Params("channel"),
+		ctx.Params("recipe_revision"),
+	)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	ctx.Data[recipeReferenceKey] = rref
+
+	reference := ctx.Params("package_reference")
+
+	var pref *conan_module.PackageReference
+	if reference != "" {
+		pref, err = conan_module.NewPackageReference(
+			rref,
+			reference,
+			ctx.Params("package_revision"),
+		)
+		if err != nil {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+	}
+
+	ctx.Data[packageReferenceKey] = pref
+}
+
+// Ping reports the server capabilities
+func Ping(ctx *context.Context) {
+	ctx.RespHeader().Add("X-Conan-Server-Capabilities", "revisions") // complex_search,checksum_deploy,matrix_params
+
+	ctx.Status(http.StatusOK)
+}
+
+// Authenticate creates an authentication token for the user
+func Authenticate(ctx *context.Context) {
+	if ctx.Doer == nil {
+		apiError(ctx, http.StatusBadRequest, nil)
+		return
+	}
+
+	token, err := packages_service.CreateAuthorizationToken(ctx.Doer)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.PlainText(http.StatusOK, token)
+}
+
+// CheckCredentials tests if the provided authentication token is valid
+func CheckCredentials(ctx *context.Context) {
+	if ctx.Doer == nil {
+		ctx.Status(http.StatusUnauthorized)
+	} else {
+		ctx.Status(http.StatusOK)
+	}
+}
+
+// RecipeSnapshot displays the recipe files with their md5 hash
+func RecipeSnapshot(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	serveSnapshot(ctx, rref.AsKey())
+}
+
+// RecipeSnapshot displays the package files with their md5 hash
+func PackageSnapshot(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	serveSnapshot(ctx, pref.AsKey())
+}
+
+func serveSnapshot(ctx *context.Context, fileKey string) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeConan, rref.Name, rref.Version)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
+		VersionID:    pv.ID,
+		CompositeKey: fileKey,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pfs) == 0 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	files := make(map[string]string)
+	for _, pf := range pfs {
+		pb, err := packages_model.GetBlobByID(ctx, pf.BlobID)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		files[pf.Name] = pb.HashMD5
+	}
+
+	jsonResponse(ctx, http.StatusOK, files)
+}
+
+// RecipeDownloadURLs displays the recipe files with their download url
+func RecipeDownloadURLs(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	serveDownloadURLs(
+		ctx,
+		rref.AsKey(),
+		fmt.Sprintf(baseURL(ctx)+"/v1/files/%s/recipe", rref.LinkName()),
+	)
+}
+
+// PackageDownloadURLs displays the package files with their download url
+func PackageDownloadURLs(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	serveDownloadURLs(
+		ctx,
+		pref.AsKey(),
+		fmt.Sprintf(baseURL(ctx)+"/v1/files/%s/package/%s", pref.Recipe.LinkName(), pref.LinkName()),
+	)
+}
+
+func serveDownloadURLs(ctx *context.Context, fileKey, downloadURL string) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeConan, rref.Name, rref.Version)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
+		VersionID:    pv.ID,
+		CompositeKey: fileKey,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if len(pfs) == 0 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	urls := make(map[string]string)
+	for _, pf := range pfs {
+		urls[pf.Name] = fmt.Sprintf("%s/%s", downloadURL, pf.Name)
+	}
+
+	jsonResponse(ctx, http.StatusOK, urls)
+}
+
+// RecipeUploadURLs displays the upload urls for the provided recipe files
+func RecipeUploadURLs(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	serveUploadURLs(
+		ctx,
+		recipeFileList,
+		fmt.Sprintf(baseURL(ctx)+"/v1/files/%s/recipe", rref.LinkName()),
+	)
+}
+
+// PackageUploadURLs displays the upload urls for the provided package files
+func PackageUploadURLs(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	serveUploadURLs(
+		ctx,
+		packageFileList,
+		fmt.Sprintf(baseURL(ctx)+"/v1/files/%s/package/%s", pref.Recipe.LinkName(), pref.LinkName()),
+	)
+}
+
+func serveUploadURLs(ctx *context.Context, fileFilter stringSet, uploadURL string) {
+	defer ctx.Req.Body.Close()
+
+	var files map[string]int64
+	if err := json.NewDecoder(ctx.Req.Body).Decode(&files); err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	urls := make(map[string]string)
+	for file := range files {
+		if _, ok := fileFilter[file]; ok {
+			urls[file] = fmt.Sprintf("%s/%s", uploadURL, file)
+		}
+	}
+
+	jsonResponse(ctx, http.StatusOK, urls)
+}
+
+// UploadRecipeFile handles the upload of a recipe file
+func UploadRecipeFile(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	uploadFile(ctx, recipeFileList, rref.AsKey())
+}
+
+// UploadPackageFile handles the upload of a package file
+func UploadPackageFile(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	uploadFile(ctx, packageFileList, pref.AsKey())
+}
+
+func uploadFile(ctx *context.Context, fileFilter stringSet, fileKey string) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	filename := ctx.Params("filename")
+	if _, ok := fileFilter[filename]; !ok {
+		apiError(ctx, http.StatusBadRequest, nil)
+		return
+	}
+
+	upload, close, err := ctx.UploadStream()
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+	if close {
+		defer upload.Close()
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	if buf.Size() == 0 {
+		// ignore empty uploads, second request contains content
+		jsonResponse(ctx, http.StatusOK, nil)
+		return
+	}
+
+	isConanfileFile := filename == conanfileFile
+
+	pci := &packages_service.PackageCreationInfo{
+		PackageInfo: packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeConan,
+			Name:        rref.Name,
+			Version:     rref.Version,
+		},
+		SemverCompatible: true,
+		Creator:          ctx.Doer,
+	}
+	pfci := &packages_service.PackageFileCreationInfo{
+		PackageFileInfo: packages_service.PackageFileInfo{
+			Filename:     strings.ToLower(filename),
+			CompositeKey: fileKey,
+		},
+		Data:   buf,
+		IsLead: isConanfileFile,
+		Properties: map[string]string{
+			conan_module.PropertyRecipeUser:     rref.User,
+			conan_module.PropertyRecipeChannel:  rref.Channel,
+			conan_module.PropertyRecipeRevision: rref.RevisionOrDefault(),
+		},
+		OverwriteExisting: true,
+	}
+
+	if pref != nil {
+		pfci.Properties[conan_module.PropertyPackageReference] = pref.Reference
+		pfci.Properties[conan_module.PropertyPackageRevision] = pref.RevisionOrDefault()
+	}
+
+	if isConanfileFile || filename == conaninfoFile {
+		if isConanfileFile {
+			metadata, err := conan_module.ParseConanfile(buf)
+			if err != nil {
+				log.Error("Error parsing package metadata: %v", err)
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			pv, err := packages_model.GetVersionByNameAndVersion(ctx, pci.Owner.ID, pci.PackageType, pci.Name, pci.Version)
+			if err != nil && err != packages_model.ErrPackageNotExist {
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			if pv != nil {
+				raw, err := json.Marshal(metadata)
+				if err != nil {
+					apiError(ctx, http.StatusInternalServerError, err)
+					return
+				}
+				pv.MetadataJSON = string(raw)
+				if err := packages_model.UpdateVersion(ctx, pv); err != nil {
+					apiError(ctx, http.StatusInternalServerError, err)
+					return
+				}
+			} else {
+				pci.Metadata = metadata
+			}
+		} else {
+			info, err := conan_module.ParseConaninfo(buf)
+			if err != nil {
+				log.Error("Error parsing conan info: %v", err)
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			raw, err := json.Marshal(info)
+			if err != nil {
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			pfci.Properties[conan_module.PropertyPackageInfo] = string(raw)
+		}
+
+		if _, err := buf.Seek(0, io.SeekStart); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	_, _, err = packages_service.CreatePackageOrAddFileToExisting(
+		pci,
+		pfci,
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageFile {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+// DownloadRecipeFile serves the conent of the requested recipe file
+func DownloadRecipeFile(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	downloadFile(ctx, recipeFileList, rref.AsKey())
+}
+
+// DownloadPackageFile serves the conent of the requested package file
+func DownloadPackageFile(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	downloadFile(ctx, packageFileList, pref.AsKey())
+}
+
+func downloadFile(ctx *context.Context, fileFilter stringSet, fileKey string) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	filename := ctx.Params("filename")
+	if _, ok := fileFilter[filename]; !ok {
+		apiError(ctx, http.StatusBadRequest, nil)
+		return
+	}
+
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeConan,
+			Name:        rref.Name,
+			Version:     rref.Version,
+		},
+		&packages_service.PackageFileInfo{
+			Filename:     filename,
+			CompositeKey: fileKey,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// DeleteRecipeV1 deletes the requested recipe(s)
+func DeleteRecipeV1(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	if err := deleteRecipeOrPackage(ctx, rref, true, nil, false); err != nil {
+		if err == packages_model.ErrPackageNotExist || err == conan_model.ErrPackageReferenceNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+	ctx.Status(http.StatusOK)
+}
+
+// DeleteRecipeV2 deletes the requested recipe(s) respecting its revisions
+func DeleteRecipeV2(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	if err := deleteRecipeOrPackage(ctx, rref, rref.Revision == "", nil, false); err != nil {
+		if err == packages_model.ErrPackageNotExist || err == conan_model.ErrPackageReferenceNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+	ctx.Status(http.StatusOK)
+}
+
+// DeletePackageV1 deletes the requested package(s)
+func DeletePackageV1(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	type PackageReferences struct {
+		References []string `json:"package_ids"`
+	}
+
+	var ids *PackageReferences
+	if err := json.NewDecoder(ctx.Req.Body).Decode(&ids); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	revisions, err := conan_model.GetRecipeRevisions(ctx, ctx.Package.Owner.ID, rref)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	for _, revision := range revisions {
+		currentRref := rref.WithRevision(revision.Value)
+
+		var references []*conan_model.PropertyValue
+		if len(ids.References) == 0 {
+			if references, err = conan_model.GetPackageReferences(ctx, ctx.Package.Owner.ID, currentRref); err != nil {
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+		} else {
+			for _, reference := range ids.References {
+				references = append(references, &conan_model.PropertyValue{Value: reference})
+			}
+		}
+
+		for _, reference := range references {
+			pref, _ := conan_module.NewPackageReference(currentRref, reference.Value, conan_module.DefaultRevision)
+			if err := deleteRecipeOrPackage(ctx, currentRref, true, pref, true); err != nil {
+				if err == packages_model.ErrPackageNotExist || err == conan_model.ErrPackageReferenceNotExist {
+					apiError(ctx, http.StatusNotFound, err)
+				} else {
+					apiError(ctx, http.StatusInternalServerError, err)
+				}
+				return
+			}
+		}
+	}
+	ctx.Status(http.StatusOK)
+}
+
+// DeletePackageV2 deletes the requested package(s) respecting its revisions
+func DeletePackageV2(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	if pref != nil { // has package reference
+		if err := deleteRecipeOrPackage(ctx, rref, false, pref, pref.Revision == ""); err != nil {
+			if err == packages_model.ErrPackageNotExist || err == conan_model.ErrPackageReferenceNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+			} else {
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+		} else {
+			ctx.Status(http.StatusOK)
+		}
+		return
+	}
+
+	references, err := conan_model.GetPackageReferences(ctx, ctx.Package.Owner.ID, rref)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(references) == 0 {
+		apiError(ctx, http.StatusNotFound, conan_model.ErrPackageReferenceNotExist)
+		return
+	}
+
+	for _, reference := range references {
+		pref, _ := conan_module.NewPackageReference(rref, reference.Value, conan_module.DefaultRevision)
+
+		if err := deleteRecipeOrPackage(ctx, rref, false, pref, true); err != nil {
+			if err == packages_model.ErrPackageNotExist || err == conan_model.ErrPackageReferenceNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+			} else {
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+			return
+		}
+	}
+
+	ctx.Status(http.StatusOK)
+}
+
+func deleteRecipeOrPackage(apictx *context.Context, rref *conan_module.RecipeReference, ignoreRecipeRevision bool, pref *conan_module.PackageReference, ignorePackageRevision bool) error {
+	ctx, committer, err := db.TxContext()
+	if err != nil {
+		return err
+	}
+	defer committer.Close()
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, apictx.Package.Owner.ID, packages_model.TypeConan, rref.Name, rref.Version)
+	if err != nil {
+		return err
+	}
+
+	pd, err := packages_model.GetPackageDescriptor(ctx, pv)
+	if err != nil {
+		return err
+	}
+
+	filter := map[string]string{
+		conan_module.PropertyRecipeUser:    rref.User,
+		conan_module.PropertyRecipeChannel: rref.Channel,
+	}
+	if !ignoreRecipeRevision {
+		filter[conan_module.PropertyRecipeRevision] = rref.RevisionOrDefault()
+	}
+	if pref != nil {
+		filter[conan_module.PropertyPackageReference] = pref.Reference
+		if !ignorePackageRevision {
+			filter[conan_module.PropertyPackageRevision] = pref.RevisionOrDefault()
+		}
+	}
+
+	pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
+		VersionID:  pv.ID,
+		Properties: filter,
+	})
+	if err != nil {
+		return err
+	}
+	if len(pfs) == 0 {
+		return conan_model.ErrPackageReferenceNotExist
+	}
+
+	for _, pf := range pfs {
+		if err := packages_model.DeleteAllProperties(ctx, packages_model.PropertyTypeFile, pf.ID); err != nil {
+			return err
+		}
+		if err := packages_model.DeleteFileByID(ctx, pf.ID); err != nil {
+			return err
+		}
+	}
+
+	versionDeleted := false
+	has, err := packages_model.HasVersionFileReferences(ctx, pv.ID)
+	if err != nil {
+		return err
+	}
+	if !has {
+		versionDeleted = true
+
+		if err := packages_model.DeleteAllProperties(ctx, packages_model.PropertyTypeVersion, pv.ID); err != nil {
+			return err
+		}
+
+		if err := packages_model.DeleteVersionByID(ctx, pv.ID); err != nil {
+			return err
+		}
+	}
+
+	if err := committer.Commit(); err != nil {
+		return err
+	}
+
+	if versionDeleted {
+		notification.NotifyPackageDelete(apictx.Doer, pd)
+	}
+
+	return nil
+}
+
+// ListRecipeRevisions gets a list of all recipe revisions
+func ListRecipeRevisions(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	revisions, err := conan_model.GetRecipeRevisions(ctx, ctx.Package.Owner.ID, rref)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	listRevisions(ctx, revisions)
+}
+
+// ListPackageRevisions gets a list of all package revisions
+func ListPackageRevisions(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	revisions, err := conan_model.GetPackageRevisions(ctx, ctx.Package.Owner.ID, pref)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	listRevisions(ctx, revisions)
+}
+
+type revisionInfo struct {
+	Revision string    `json:"revision"`
+	Time     time.Time `json:"time"`
+}
+
+func listRevisions(ctx *context.Context, revisions []*conan_model.PropertyValue) {
+	if len(revisions) == 0 {
+		apiError(ctx, http.StatusNotFound, conan_model.ErrRecipeReferenceNotExist)
+		return
+	}
+
+	type RevisionList struct {
+		Revisions []*revisionInfo `json:"revisions"`
+	}
+
+	revs := make([]*revisionInfo, 0, len(revisions))
+	for _, rev := range revisions {
+		revs = append(revs, &revisionInfo{Revision: rev.Value, Time: time.Unix(int64(rev.CreatedUnix), 0)})
+	}
+
+	jsonResponse(ctx, http.StatusOK, &RevisionList{revs})
+}
+
+// LatestRecipeRevision gets the latest recipe revision
+func LatestRecipeRevision(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	revision, err := conan_model.GetLastRecipeRevision(ctx, ctx.Package.Owner.ID, rref)
+	if err != nil {
+		if err == conan_model.ErrRecipeReferenceNotExist || err == conan_model.ErrPackageReferenceNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	jsonResponse(ctx, http.StatusOK, &revisionInfo{Revision: revision.Value, Time: time.Unix(int64(revision.CreatedUnix), 0)})
+}
+
+// LatestPackageRevision gets the latest package revision
+func LatestPackageRevision(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	revision, err := conan_model.GetLastPackageRevision(ctx, ctx.Package.Owner.ID, pref)
+	if err != nil {
+		if err == conan_model.ErrRecipeReferenceNotExist || err == conan_model.ErrPackageReferenceNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	jsonResponse(ctx, http.StatusOK, &revisionInfo{Revision: revision.Value, Time: time.Unix(int64(revision.CreatedUnix), 0)})
+}
+
+// ListRecipeRevisionFiles gets a list of all recipe revision files
+func ListRecipeRevisionFiles(ctx *context.Context) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	listRevisionFiles(ctx, rref.AsKey())
+}
+
+// ListPackageRevisionFiles gets a list of all package revision files
+func ListPackageRevisionFiles(ctx *context.Context) {
+	pref := ctx.Data[packageReferenceKey].(*conan_module.PackageReference)
+
+	listRevisionFiles(ctx, pref.AsKey())
+}
+
+func listRevisionFiles(ctx *context.Context, fileKey string) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeConan, rref.Name, rref.Version)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
+		VersionID:    pv.ID,
+		CompositeKey: fileKey,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pfs) == 0 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	files := make(map[string]interface{})
+	for _, pf := range pfs {
+		files[pf.Name] = nil
+	}
+
+	type FileList struct {
+		Files map[string]interface{} `json:"files"`
+	}
+
+	jsonResponse(ctx, http.StatusOK, &FileList{
+		Files: files,
+	})
+}

routers/api/packages/conan/search.go

@@ -0,0 +1,164 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package conan
+
+import (
+	"net/http"
+	"strings"
+
+	conan_model "code.gitea.io/gitea/models/packages/conan"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/json"
+	conan_module "code.gitea.io/gitea/modules/packages/conan"
+)
+
+// SearchResult contains the found recipe names
+type SearchResult struct {
+	Results []string `json:"results"`
+}
+
+// SearchRecipes searches all recipes matching the query
+func SearchRecipes(ctx *context.Context) {
+	q := ctx.FormTrim("q")
+
+	opts := parseQuery(ctx.Package.Owner, q)
+
+	results, err := conan_model.SearchRecipes(ctx, opts)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	jsonResponse(ctx, http.StatusOK, &SearchResult{
+		Results: results,
+	})
+}
+
+// parseQuery creates search options for the given query
+func parseQuery(owner *user_model.User, query string) *conan_model.RecipeSearchOptions {
+	opts := &conan_model.RecipeSearchOptions{
+		OwnerID: owner.ID,
+	}
+
+	if query != "" {
+		parts := strings.Split(strings.ReplaceAll(query, "@", "/"), "/")
+
+		opts.Name = parts[0]
+		if len(parts) > 1 && parts[1] != "*" {
+			opts.Version = parts[1]
+		}
+		if len(parts) > 2 && parts[2] != "*" {
+			opts.User = parts[2]
+		}
+		if len(parts) > 3 && parts[3] != "*" {
+			opts.Channel = parts[3]
+		}
+	}
+
+	return opts
+}
+
+// SearchPackagesV1 searches all packages of a recipe (Conan v1 endpoint)
+func SearchPackagesV1(ctx *context.Context) {
+	searchPackages(ctx, true)
+}
+
+// SearchPackagesV2 searches all packages of a recipe (Conan v2 endpoint)
+func SearchPackagesV2(ctx *context.Context) {
+	searchPackages(ctx, false)
+}
+
+func searchPackages(ctx *context.Context, searchAllRevisions bool) {
+	rref := ctx.Data[recipeReferenceKey].(*conan_module.RecipeReference)
+
+	if !searchAllRevisions && rref.Revision == "" {
+		lastRevision, err := conan_model.GetLastRecipeRevision(ctx, ctx.Package.Owner.ID, rref)
+		if err != nil {
+			if err == conan_model.ErrRecipeReferenceNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+			} else {
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+			return
+		}
+		rref = rref.WithRevision(lastRevision.Value)
+	} else {
+		has, err := conan_model.RecipeExists(ctx, ctx.Package.Owner.ID, rref)
+		if err != nil {
+			if err == conan_model.ErrRecipeReferenceNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+			} else {
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+			return
+		}
+		if !has {
+			apiError(ctx, http.StatusNotFound, nil)
+			return
+		}
+	}
+
+	recipeRevisions := []*conan_model.PropertyValue{{Value: rref.Revision}}
+	if searchAllRevisions {
+		var err error
+		recipeRevisions, err = conan_model.GetRecipeRevisions(ctx, ctx.Package.Owner.ID, rref)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	result := make(map[string]*conan_module.Conaninfo)
+
+	for _, recipeRevision := range recipeRevisions {
+		currentRef := rref
+		if recipeRevision.Value != "" {
+			currentRef = rref.WithRevision(recipeRevision.Value)
+		}
+		packageReferences, err := conan_model.GetPackageReferences(ctx, ctx.Package.Owner.ID, currentRef)
+		if err != nil {
+			if err == conan_model.ErrRecipeReferenceNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+			} else {
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+			return
+		}
+		for _, packageReference := range packageReferences {
+			if _, ok := result[packageReference.Value]; ok {
+				continue
+			}
+			pref, _ := conan_module.NewPackageReference(currentRef, packageReference.Value, "")
+			lastPackageRevision, err := conan_model.GetLastPackageRevision(ctx, ctx.Package.Owner.ID, pref)
+			if err != nil {
+				if err == conan_model.ErrPackageReferenceNotExist {
+					apiError(ctx, http.StatusNotFound, err)
+				} else {
+					apiError(ctx, http.StatusInternalServerError, err)
+				}
+				return
+			}
+			pref = pref.WithRevision(lastPackageRevision.Value)
+			infoRaw, err := conan_model.GetPackageInfo(ctx, ctx.Package.Owner.ID, pref)
+			if err != nil {
+				if err == conan_model.ErrPackageReferenceNotExist {
+					apiError(ctx, http.StatusNotFound, err)
+				} else {
+					apiError(ctx, http.StatusInternalServerError, err)
+				}
+				return
+			}
+			var info *conan_module.Conaninfo
+			if err := json.Unmarshal([]byte(infoRaw), &info); err != nil {
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			result[pref.Reference] = info
+		}
+	}
+
+	jsonResponse(ctx, http.StatusOK, result)
+}

routers/api/packages/container/auth.go

@@ -0,0 +1,45 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package container
+
+import (
+	"net/http"
+
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/services/auth"
+	"code.gitea.io/gitea/services/packages"
+)
+
+type Auth struct{}
+
+func (a *Auth) Name() string {
+	return "container"
+}
+
+// Verify extracts the user from the Bearer token
+// If it's an anonymous session a ghost user is returned
+func (a *Auth) Verify(req *http.Request, w http.ResponseWriter, store auth.DataStore, sess auth.SessionStore) *user_model.User {
+	uid, err := packages.ParseAuthorizationToken(req)
+	if err != nil {
+		log.Trace("ParseAuthorizationToken: %v", err)
+		return nil
+	}
+
+	if uid == 0 {
+		return nil
+	}
+	if uid == -1 {
+		return user_model.NewGhostUser()
+	}
+
+	u, err := user_model.GetUserByID(uid)
+	if err != nil {
+		log.Error("GetUserByID:  %v", err)
+		return nil
+	}
+
+	return u
+}

routers/api/packages/container/blob.go

@@ -0,0 +1,136 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package container
+
+import (
+	"context"
+	"encoding/hex"
+	"fmt"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	container_model "code.gitea.io/gitea/models/packages/container"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	container_module "code.gitea.io/gitea/modules/packages/container"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+// saveAsPackageBlob creates a package blob from an upload
+// The uploaded blob gets stored in a special upload version to link them to the package/image
+func saveAsPackageBlob(hsr packages_module.HashedSizeReader, pi *packages_service.PackageInfo) (*packages_model.PackageBlob, error) {
+	pb := packages_service.NewPackageBlob(hsr)
+
+	exists := false
+
+	contentStore := packages_module.NewContentStore()
+
+	err := db.WithTx(func(ctx context.Context) error {
+		p := &packages_model.Package{
+			OwnerID:   pi.Owner.ID,
+			Type:      packages_model.TypeContainer,
+			Name:      strings.ToLower(pi.Name),
+			LowerName: strings.ToLower(pi.Name),
+		}
+		var err error
+		if p, err = packages_model.TryInsertPackage(ctx, p); err != nil {
+			if err != packages_model.ErrDuplicatePackage {
+				log.Error("Error inserting package: %v", err)
+				return err
+			}
+		}
+
+		pv := &packages_model.PackageVersion{
+			PackageID:    p.ID,
+			CreatorID:    pi.Owner.ID,
+			Version:      container_model.UploadVersion,
+			LowerVersion: container_model.UploadVersion,
+			IsInternal:   true,
+			MetadataJSON: "null",
+		}
+		if pv, err = packages_model.GetOrInsertVersion(ctx, pv); err != nil {
+			if err != packages_model.ErrDuplicatePackageVersion {
+				log.Error("Error inserting package: %v", err)
+				return err
+			}
+		}
+
+		pb, exists, err = packages_model.GetOrInsertBlob(ctx, pb)
+		if err != nil {
+			log.Error("Error inserting package blob: %v", err)
+			return err
+		}
+		if !exists {
+			if err := contentStore.Save(packages_module.BlobHash256Key(pb.HashSHA256), hsr, hsr.Size()); err != nil {
+				log.Error("Error saving package blob in content store: %v", err)
+				return err
+			}
+		}
+
+		filename := strings.ToLower(fmt.Sprintf("sha256_%s", pb.HashSHA256))
+
+		pf := &packages_model.PackageFile{
+			VersionID:    pv.ID,
+			BlobID:       pb.ID,
+			Name:         filename,
+			LowerName:    filename,
+			CompositeKey: packages_model.EmptyFileKey,
+		}
+		if pf, err = packages_model.TryInsertFile(ctx, pf); err != nil {
+			if err == packages_model.ErrDuplicatePackageFile {
+				return nil
+			}
+			log.Error("Error inserting package file: %v", err)
+			return err
+		}
+
+		if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeFile, pf.ID, container_module.PropertyDigest, digestFromPackageBlob(pb)); err != nil {
+			log.Error("Error setting package file property: %v", err)
+			return err
+		}
+
+		return nil
+	})
+	if err != nil {
+		if !exists {
+			if err := contentStore.Delete(packages_module.BlobHash256Key(pb.HashSHA256)); err != nil {
+				log.Error("Error deleting package blob from content store: %v", err)
+			}
+		}
+		return nil, err
+	}
+
+	return pb, nil
+}
+
+func deleteBlob(ownerID int64, image, digest string) error {
+	return db.WithTx(func(ctx context.Context) error {
+		pfds, err := container_model.GetContainerBlobs(ctx, &container_model.BlobSearchOptions{
+			OwnerID: ownerID,
+			Image:   image,
+			Digest:  digest,
+		})
+		if err != nil {
+			return err
+		}
+
+		for _, file := range pfds {
+			if err := packages_service.DeletePackageFile(ctx, file.File); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+func digestFromHashSummer(h packages_module.HashSummer) string {
+	_, _, hashSHA256, _ := h.Sums()
+	return "sha256:" + hex.EncodeToString(hashSHA256)
+}
+
+func digestFromPackageBlob(pb *packages_model.PackageBlob) string {
+	return "sha256:" + pb.HashSHA256
+}

routers/api/packages/container/container.go

@@ -0,0 +1,613 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package container
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"regexp"
+	"strconv"
+	"strings"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	container_model "code.gitea.io/gitea/models/packages/container"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	container_module "code.gitea.io/gitea/modules/packages/container"
+	"code.gitea.io/gitea/modules/packages/container/oci"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+	container_service "code.gitea.io/gitea/services/packages/container"
+)
+
+// maximum size of a container manifest
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-manifests
+const maxManifestSize = 10 * 1024 * 1024
+
+var imageNamePattern = regexp.MustCompile(`\A[a-z0-9]+([._-][a-z0-9]+)*(/[a-z0-9]+([._-][a-z0-9]+)*)*\z`)
+
+type containerHeaders struct {
+	Status        int
+	ContentDigest string
+	UploadUUID    string
+	Range         string
+	Location      string
+	ContentType   string
+	ContentLength int64
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#legacy-docker-support-http-headers
+func setResponseHeaders(resp http.ResponseWriter, h *containerHeaders) {
+	if h.Location != "" {
+		resp.Header().Set("Location", h.Location)
+	}
+	if h.Range != "" {
+		resp.Header().Set("Range", h.Range)
+	}
+	if h.ContentType != "" {
+		resp.Header().Set("Content-Type", h.ContentType)
+	}
+	if h.ContentLength != 0 {
+		resp.Header().Set("Content-Length", strconv.FormatInt(h.ContentLength, 10))
+	}
+	if h.UploadUUID != "" {
+		resp.Header().Set("Docker-Upload-Uuid", h.UploadUUID)
+	}
+	if h.ContentDigest != "" {
+		resp.Header().Set("Docker-Content-Digest", h.ContentDigest)
+		resp.Header().Set("ETag", fmt.Sprintf(`"%s"`, h.ContentDigest))
+	}
+	resp.Header().Set("Docker-Distribution-Api-Version", "registry/2.0")
+	resp.WriteHeader(h.Status)
+}
+
+func jsonResponse(ctx *context.Context, status int, obj interface{}) {
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Status:      status,
+		ContentType: "application/json",
+	})
+	if err := json.NewEncoder(ctx.Resp).Encode(obj); err != nil {
+		log.Error("JSON encode: %v", err)
+	}
+}
+
+func apiError(ctx *context.Context, status int, err error) {
+	helper.LogAndProcessError(ctx, status, err, func(message string) {
+		setResponseHeaders(ctx.Resp, &containerHeaders{
+			Status: status,
+		})
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#error-codes
+func apiErrorDefined(ctx *context.Context, err *namedError) {
+	type ContainerError struct {
+		Code    string `json:"code"`
+		Message string `json:"message"`
+	}
+
+	type ContainerErrors struct {
+		Errors []ContainerError `json:"errors"`
+	}
+
+	jsonResponse(ctx, err.StatusCode, ContainerErrors{
+		Errors: []ContainerError{
+			{
+				Code:    err.Code,
+				Message: err.Message,
+			},
+		},
+	})
+}
+
+// ReqContainerAccess is a middleware which checks the current user valid (real user or ghost for anonymous access)
+func ReqContainerAccess(ctx *context.Context) {
+	if ctx.Doer == nil {
+		ctx.Resp.Header().Add("WWW-Authenticate", `Bearer realm="`+setting.AppURL+`v2/token"`)
+		ctx.Resp.Header().Add("WWW-Authenticate", `Basic`)
+		apiErrorDefined(ctx, errUnauthorized)
+	}
+}
+
+// VerifyImageName is a middleware which checks if the image name is allowed
+func VerifyImageName(ctx *context.Context) {
+	if !imageNamePattern.MatchString(ctx.Params("image")) {
+		apiErrorDefined(ctx, errNameInvalid)
+	}
+}
+
+// DetermineSupport is used to test if the registry supports OCI
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#determining-support
+func DetermineSupport(ctx *context.Context) {
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Status: http.StatusOK,
+	})
+}
+
+// Authenticate creates a token for the current user
+// If the current user is anonymous, the ghost user is used
+func Authenticate(ctx *context.Context) {
+	u := ctx.Doer
+	if u == nil {
+		u = user_model.NewGhostUser()
+	}
+
+	token, err := packages_service.CreateAuthorizationToken(u)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.JSON(http.StatusOK, map[string]string{
+		"token": token,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#mounting-a-blob-from-another-repository
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#single-post
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
+func InitiateUploadBlob(ctx *context.Context) {
+	image := ctx.Params("image")
+
+	mount := ctx.FormTrim("mount")
+	from := ctx.FormTrim("from")
+	if mount != "" {
+		blob, _ := container_model.GetContainerBlob(ctx, &container_model.BlobSearchOptions{
+			Image:  from,
+			Digest: mount,
+		})
+		if blob != nil {
+			setResponseHeaders(ctx.Resp, &containerHeaders{
+				Location:      fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, mount),
+				ContentDigest: mount,
+				Status:        http.StatusCreated,
+			})
+			return
+		}
+	}
+
+	digest := ctx.FormTrim("digest")
+	if digest != "" {
+		buf, err := packages_module.CreateHashedBufferFromReader(ctx.Req.Body, 32*1024*1024)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		defer buf.Close()
+
+		if digest != digestFromHashSummer(buf) {
+			apiErrorDefined(ctx, errDigestInvalid)
+			return
+		}
+
+		if _, err := saveAsPackageBlob(buf, &packages_service.PackageInfo{Owner: ctx.Package.Owner, Name: image}); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+
+		setResponseHeaders(ctx.Resp, &containerHeaders{
+			Location:      fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, digest),
+			ContentDigest: digest,
+			Status:        http.StatusCreated,
+		})
+		return
+	}
+
+	upload, err := packages_model.CreateBlobUpload(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Location:   fmt.Sprintf("/v2/%s/%s/blobs/uploads/%s", ctx.Package.Owner.LowerName, image, upload.ID),
+		Range:      "0-0",
+		UploadUUID: upload.ID,
+		Status:     http.StatusAccepted,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
+func UploadBlob(ctx *context.Context) {
+	image := ctx.Params("image")
+
+	uploader, err := container_service.NewBlobUploader(ctx, ctx.Params("uuid"))
+	if err != nil {
+		if err == packages_model.ErrPackageBlobUploadNotExist {
+			apiErrorDefined(ctx, errBlobUploadUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+	defer uploader.Close()
+
+	contentRange := ctx.Req.Header.Get("Content-Range")
+	if contentRange != "" {
+		start, end := 0, 0
+		if _, err := fmt.Sscanf(contentRange, "%d-%d", &start, &end); err != nil {
+			apiErrorDefined(ctx, errBlobUploadInvalid)
+			return
+		}
+
+		if int64(start) != uploader.Size() {
+			apiErrorDefined(ctx, errBlobUploadInvalid.WithStatusCode(http.StatusRequestedRangeNotSatisfiable))
+			return
+		}
+	} else if uploader.Size() != 0 {
+		apiErrorDefined(ctx, errBlobUploadInvalid.WithMessage("Stream uploads after first write are not allowed"))
+		return
+	}
+
+	if err := uploader.Append(ctx, ctx.Req.Body); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Location:   fmt.Sprintf("/v2/%s/%s/blobs/uploads/%s", ctx.Package.Owner.LowerName, image, uploader.ID),
+		Range:      fmt.Sprintf("0-%d", uploader.Size()-1),
+		UploadUUID: uploader.ID,
+		Status:     http.StatusAccepted,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
+func EndUploadBlob(ctx *context.Context) {
+	image := ctx.Params("image")
+
+	digest := ctx.FormTrim("digest")
+	if digest == "" {
+		apiErrorDefined(ctx, errDigestInvalid)
+		return
+	}
+
+	uploader, err := container_service.NewBlobUploader(ctx, ctx.Params("uuid"))
+	if err != nil {
+		if err == packages_model.ErrPackageBlobUploadNotExist {
+			apiErrorDefined(ctx, errBlobUploadUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+	close := true
+	defer func() {
+		if close {
+			uploader.Close()
+		}
+	}()
+
+	if ctx.Req.Body != nil {
+		if err := uploader.Append(ctx, ctx.Req.Body); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	if digest != digestFromHashSummer(uploader) {
+		apiErrorDefined(ctx, errDigestInvalid)
+		return
+	}
+
+	if _, err := saveAsPackageBlob(uploader, &packages_service.PackageInfo{Owner: ctx.Package.Owner, Name: image}); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if err := uploader.Close(); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	close = false
+
+	if err := container_service.RemoveBlobUploadByID(ctx, uploader.ID); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Location:      fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, digest),
+		ContentDigest: digest,
+		Status:        http.StatusCreated,
+	})
+}
+
+func getBlobFromContext(ctx *context.Context) (*packages_model.PackageFileDescriptor, error) {
+	digest := ctx.Params("digest")
+
+	if !oci.Digest(digest).Validate() {
+		return nil, container_model.ErrContainerBlobNotExist
+	}
+
+	return container_model.GetContainerBlob(ctx, &container_model.BlobSearchOptions{
+		OwnerID: ctx.Package.Owner.ID,
+		Image:   ctx.Params("image"),
+		Digest:  digest,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#checking-if-content-exists-in-the-registry
+func HeadBlob(ctx *context.Context) {
+	blob, err := getBlobFromContext(ctx)
+	if err != nil {
+		if err == container_model.ErrContainerBlobNotExist {
+			apiErrorDefined(ctx, errBlobUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		ContentDigest: blob.Properties.GetByName(container_module.PropertyDigest),
+		ContentLength: blob.Blob.Size,
+		Status:        http.StatusOK,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pulling-blobs
+func GetBlob(ctx *context.Context) {
+	blob, err := getBlobFromContext(ctx)
+	if err != nil {
+		if err == container_model.ErrContainerBlobNotExist {
+			apiErrorDefined(ctx, errBlobUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	s, _, err := packages_service.GetPackageFileStream(ctx, blob.File)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		ContentDigest: blob.Properties.GetByName(container_module.PropertyDigest),
+		ContentType:   blob.Properties.GetByName(container_module.PropertyMediaType),
+		ContentLength: blob.Blob.Size,
+		Status:        http.StatusOK,
+	})
+	if _, err := io.Copy(ctx.Resp, s); err != nil {
+		log.Error("Error whilst copying content to response: %v", err)
+	}
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-blobs
+func DeleteBlob(ctx *context.Context) {
+	digest := ctx.Params("digest")
+
+	if !oci.Digest(digest).Validate() {
+		apiErrorDefined(ctx, errBlobUnknown)
+		return
+	}
+
+	if err := deleteBlob(ctx.Package.Owner.ID, ctx.Params("image"), digest); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Status: http.StatusAccepted,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-manifests
+func UploadManifest(ctx *context.Context) {
+	reference := ctx.Params("reference")
+
+	mci := &manifestCreationInfo{
+		MediaType: oci.MediaType(ctx.Req.Header.Get("Content-Type")),
+		Owner:     ctx.Package.Owner,
+		Creator:   ctx.Doer,
+		Image:     ctx.Params("image"),
+		Reference: reference,
+		IsTagged:  !oci.Digest(reference).Validate(),
+	}
+
+	if mci.IsTagged && !oci.Reference(reference).Validate() {
+		apiErrorDefined(ctx, errManifestInvalid.WithMessage("Tag is invalid"))
+		return
+	}
+
+	maxSize := maxManifestSize + 1
+	buf, err := packages_module.CreateHashedBufferFromReader(&io.LimitedReader{R: ctx.Req.Body, N: int64(maxSize)}, maxSize)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	if buf.Size() > maxManifestSize {
+		apiErrorDefined(ctx, errManifestInvalid.WithMessage("Manifest exceeds maximum size").WithStatusCode(http.StatusRequestEntityTooLarge))
+		return
+	}
+
+	digest, err := processManifest(mci, buf)
+	if err != nil {
+		var namedError *namedError
+		if errors.As(err, &namedError) {
+			apiErrorDefined(ctx, namedError)
+		} else if errors.Is(err, container_model.ErrContainerBlobNotExist) {
+			apiErrorDefined(ctx, errBlobUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Location:      fmt.Sprintf("/v2/%s/%s/manifests/%s", ctx.Package.Owner.LowerName, mci.Image, reference),
+		ContentDigest: digest,
+		Status:        http.StatusCreated,
+	})
+}
+
+func getManifestFromContext(ctx *context.Context) (*packages_model.PackageFileDescriptor, error) {
+	reference := ctx.Params("reference")
+
+	opts := &container_model.BlobSearchOptions{
+		OwnerID:    ctx.Package.Owner.ID,
+		Image:      ctx.Params("image"),
+		IsManifest: true,
+	}
+	if oci.Digest(reference).Validate() {
+		opts.Digest = reference
+	} else if oci.Reference(reference).Validate() {
+		opts.Tag = reference
+	} else {
+		return nil, container_model.ErrContainerBlobNotExist
+	}
+
+	return container_model.GetContainerBlob(ctx, opts)
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#checking-if-content-exists-in-the-registry
+func HeadManifest(ctx *context.Context) {
+	manifest, err := getManifestFromContext(ctx)
+	if err != nil {
+		if err == container_model.ErrContainerBlobNotExist {
+			apiErrorDefined(ctx, errManifestUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		ContentDigest: manifest.Properties.GetByName(container_module.PropertyDigest),
+		ContentType:   manifest.Properties.GetByName(container_module.PropertyMediaType),
+		ContentLength: manifest.Blob.Size,
+		Status:        http.StatusOK,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pulling-manifests
+func GetManifest(ctx *context.Context) {
+	manifest, err := getManifestFromContext(ctx)
+	if err != nil {
+		if err == container_model.ErrContainerBlobNotExist {
+			apiErrorDefined(ctx, errManifestUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	s, _, err := packages_service.GetPackageFileStream(ctx, manifest.File)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		ContentDigest: manifest.Properties.GetByName(container_module.PropertyDigest),
+		ContentType:   manifest.Properties.GetByName(container_module.PropertyMediaType),
+		ContentLength: manifest.Blob.Size,
+		Status:        http.StatusOK,
+	})
+	if _, err := io.Copy(ctx.Resp, s); err != nil {
+		log.Error("Error whilst copying content to response: %v", err)
+	}
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-tags
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-manifests
+func DeleteManifest(ctx *context.Context) {
+	reference := ctx.Params("reference")
+
+	opts := &container_model.BlobSearchOptions{
+		OwnerID:    ctx.Package.Owner.ID,
+		Image:      ctx.Params("image"),
+		IsManifest: true,
+	}
+	if oci.Digest(reference).Validate() {
+		opts.Digest = reference
+	} else if oci.Reference(reference).Validate() {
+		opts.Tag = reference
+	} else {
+		apiErrorDefined(ctx, errManifestUnknown)
+		return
+	}
+
+	pvs, err := container_model.GetManifestVersions(ctx, opts)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if len(pvs) == 0 {
+		apiErrorDefined(ctx, errManifestUnknown)
+		return
+	}
+
+	for _, pv := range pvs {
+		if err := packages_service.RemovePackageVersion(ctx.Doer, pv); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	setResponseHeaders(ctx.Resp, &containerHeaders{
+		Status: http.StatusAccepted,
+	})
+}
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#content-discovery
+func GetTagList(ctx *context.Context) {
+	image := ctx.Params("image")
+
+	if _, err := packages_model.GetPackageByName(ctx, ctx.Package.Owner.ID, packages_model.TypeContainer, image); err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiErrorDefined(ctx, errNameUnknown)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	n := -1
+	if ctx.FormTrim("n") != "" {
+		n = ctx.FormInt("n")
+	}
+	last := ctx.FormTrim("last")
+
+	tags, err := container_model.GetImageTags(ctx, ctx.Package.Owner.ID, image, n, last)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	type TagList struct {
+		Name string   `json:"name"`
+		Tags []string `json:"tags"`
+	}
+
+	if len(tags) > 0 {
+		v := url.Values{}
+		if n > 0 {
+			v.Add("n", strconv.Itoa(n))
+		}
+		v.Add("last", tags[len(tags)-1])
+
+		ctx.Resp.Header().Set("Link", fmt.Sprintf(`</v2/%s/%s/tags/list?%s>; rel="next"`, ctx.Package.Owner.LowerName, image, v.Encode()))
+	}
+
+	jsonResponse(ctx, http.StatusOK, TagList{
+		Name: strings.ToLower(ctx.Package.Owner.LowerName + "/" + image),
+		Tags: tags,
+	})
+}

routers/api/packages/container/errors.go

@@ -0,0 +1,53 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package container
+
+import (
+	"net/http"
+)
+
+// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#error-codes
+var (
+	errBlobUnknown         = &namedError{Code: "BLOB_UNKNOWN", StatusCode: http.StatusNotFound}
+	errBlobUploadInvalid   = &namedError{Code: "BLOB_UPLOAD_INVALID", StatusCode: http.StatusBadRequest}
+	errBlobUploadUnknown   = &namedError{Code: "BLOB_UPLOAD_UNKNOWN", StatusCode: http.StatusNotFound}
+	errDigestInvalid       = &namedError{Code: "DIGEST_INVALID", StatusCode: http.StatusBadRequest}
+	errManifestBlobUnknown = &namedError{Code: "MANIFEST_BLOB_UNKNOWN", StatusCode: http.StatusNotFound}
+	errManifestInvalid     = &namedError{Code: "MANIFEST_INVALID", StatusCode: http.StatusBadRequest}
+	errManifestUnknown     = &namedError{Code: "MANIFEST_UNKNOWN", StatusCode: http.StatusNotFound}
+	errNameInvalid         = &namedError{Code: "NAME_INVALID", StatusCode: http.StatusBadRequest}
+	errNameUnknown         = &namedError{Code: "NAME_UNKNOWN", StatusCode: http.StatusNotFound}
+	errSizeInvalid         = &namedError{Code: "SIZE_INVALID", StatusCode: http.StatusBadRequest}
+	errUnauthorized        = &namedError{Code: "UNAUTHORIZED", StatusCode: http.StatusUnauthorized}
+	errUnsupported         = &namedError{Code: "UNSUPPORTED", StatusCode: http.StatusNotImplemented}
+)
+
+type namedError struct {
+	Code       string
+	StatusCode int
+	Message    string
+}
+
+func (e *namedError) Error() string {
+	return e.Message
+}
+
+// WithMessage creates a new instance of the error with a different message
+func (e *namedError) WithMessage(message string) *namedError {
+	return &namedError{
+		Code:       e.Code,
+		StatusCode: e.StatusCode,
+		Message:    message,
+	}
+}
+
+// WithStatusCode creates a new instance of the error with a different status code
+func (e *namedError) WithStatusCode(statusCode int) *namedError {
+	return &namedError{
+		Code:       e.Code,
+		StatusCode: statusCode,
+		Message:    e.Message,
+	}
+}

routers/api/packages/container/manifest.go

@@ -0,0 +1,412 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package container
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	container_model "code.gitea.io/gitea/models/packages/container"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	container_module "code.gitea.io/gitea/modules/packages/container"
+	"code.gitea.io/gitea/modules/packages/container/oci"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+// manifestCreationInfo describes a manifest to create
+type manifestCreationInfo struct {
+	MediaType  oci.MediaType
+	Owner      *user_model.User
+	Creator    *user_model.User
+	Image      string
+	Reference  string
+	IsTagged   bool
+	Properties map[string]string
+}
+
+func processManifest(mci *manifestCreationInfo, buf *packages_module.HashedBuffer) (string, error) {
+	var schema oci.SchemaMediaBase
+	if err := json.NewDecoder(buf).Decode(&schema); err != nil {
+		return "", err
+	}
+
+	if schema.SchemaVersion != 2 {
+		return "", errUnsupported.WithMessage("Schema version is not supported")
+	}
+
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		return "", err
+	}
+
+	if !mci.MediaType.IsValid() {
+		mci.MediaType = schema.MediaType
+		if !mci.MediaType.IsValid() {
+			return "", errManifestInvalid.WithMessage("MediaType not recognized")
+		}
+	}
+
+	if mci.MediaType.IsImageManifest() {
+		d, err := processImageManifest(mci, buf)
+		return d, err
+	} else if mci.MediaType.IsImageIndex() {
+		d, err := processImageManifestIndex(mci, buf)
+		return d, err
+	}
+	return "", errManifestInvalid
+}
+
+func processImageManifest(mci *manifestCreationInfo, buf *packages_module.HashedBuffer) (string, error) {
+	manifestDigest := ""
+
+	err := func() error {
+		var manifest oci.Manifest
+		if err := json.NewDecoder(buf).Decode(&manifest); err != nil {
+			return err
+		}
+
+		if _, err := buf.Seek(0, io.SeekStart); err != nil {
+			return err
+		}
+
+		ctx, committer, err := db.TxContext()
+		if err != nil {
+			return err
+		}
+		defer committer.Close()
+
+		configDescriptor, err := container_model.GetContainerBlob(ctx, &container_model.BlobSearchOptions{
+			OwnerID: mci.Owner.ID,
+			Image:   mci.Image,
+			Digest:  string(manifest.Config.Digest),
+		})
+		if err != nil {
+			return err
+		}
+
+		configReader, err := packages_module.NewContentStore().Get(packages_module.BlobHash256Key(configDescriptor.Blob.HashSHA256))
+		if err != nil {
+			return err
+		}
+		defer configReader.Close()
+
+		metadata, err := container_module.ParseImageConfig(manifest.Config.MediaType, configReader)
+		if err != nil {
+			return err
+		}
+
+		blobReferences := make([]*blobReference, 0, 1+len(manifest.Layers))
+
+		blobReferences = append(blobReferences, &blobReference{
+			Digest:       manifest.Config.Digest,
+			MediaType:    manifest.Config.MediaType,
+			File:         configDescriptor,
+			ExpectedSize: manifest.Config.Size,
+		})
+
+		for _, layer := range manifest.Layers {
+			pfd, err := container_model.GetContainerBlob(ctx, &container_model.BlobSearchOptions{
+				OwnerID: mci.Owner.ID,
+				Image:   mci.Image,
+				Digest:  string(layer.Digest),
+			})
+			if err != nil {
+				return err
+			}
+
+			blobReferences = append(blobReferences, &blobReference{
+				Digest:       layer.Digest,
+				MediaType:    layer.MediaType,
+				File:         pfd,
+				ExpectedSize: layer.Size,
+			})
+		}
+
+		pv, err := createPackageAndVersion(ctx, mci, metadata)
+		if err != nil {
+			return err
+		}
+
+		uploadVersion, err := packages_model.GetInternalVersionByNameAndVersion(ctx, mci.Owner.ID, packages_model.TypeContainer, mci.Image, container_model.UploadVersion)
+		if err != nil && err != packages_model.ErrPackageNotExist {
+			return err
+		}
+
+		for _, ref := range blobReferences {
+			if err := createFileFromBlobReference(ctx, pv, uploadVersion, ref); err != nil {
+				return err
+			}
+		}
+
+		pb, created, digest, err := createManifestBlob(ctx, mci, pv, buf)
+		removeBlob := false
+		defer func() {
+			if removeBlob {
+				contentStore := packages_module.NewContentStore()
+				if err := contentStore.Delete(packages_module.BlobHash256Key(pb.HashSHA256)); err != nil {
+					log.Error("Error deleting package blob from content store: %v", err)
+				}
+			}
+		}()
+		if err != nil {
+			removeBlob = created
+			return err
+		}
+
+		if err := committer.Commit(); err != nil {
+			removeBlob = created
+			return err
+		}
+
+		manifestDigest = digest
+
+		return nil
+	}()
+	if err != nil {
+		return "", err
+	}
+
+	return manifestDigest, nil
+}
+
+func processImageManifestIndex(mci *manifestCreationInfo, buf *packages_module.HashedBuffer) (string, error) {
+	manifestDigest := ""
+
+	err := func() error {
+		var index oci.Index
+		if err := json.NewDecoder(buf).Decode(&index); err != nil {
+			return err
+		}
+
+		if _, err := buf.Seek(0, io.SeekStart); err != nil {
+			return err
+		}
+
+		ctx, committer, err := db.TxContext()
+		if err != nil {
+			return err
+		}
+		defer committer.Close()
+
+		metadata := &container_module.Metadata{
+			Type:      container_module.TypeOCI,
+			MultiArch: make(map[string]string),
+		}
+
+		for _, manifest := range index.Manifests {
+			if !manifest.MediaType.IsImageManifest() {
+				return errManifestInvalid
+			}
+
+			platform := container_module.DefaultPlatform
+			if manifest.Platform != nil {
+				platform = fmt.Sprintf("%s/%s", manifest.Platform.OS, manifest.Platform.Architecture)
+				if manifest.Platform.Variant != "" {
+					platform = fmt.Sprintf("%s/%s", platform, manifest.Platform.Variant)
+				}
+			}
+
+			_, err := container_model.GetContainerBlob(ctx, &container_model.BlobSearchOptions{
+				OwnerID:    mci.Owner.ID,
+				Image:      mci.Image,
+				Digest:     string(manifest.Digest),
+				IsManifest: true,
+			})
+			if err != nil {
+				if err == container_model.ErrContainerBlobNotExist {
+					return errManifestBlobUnknown
+				}
+				return err
+			}
+
+			metadata.MultiArch[platform] = string(manifest.Digest)
+		}
+
+		pv, err := createPackageAndVersion(ctx, mci, metadata)
+		if err != nil {
+			return err
+		}
+
+		pb, created, digest, err := createManifestBlob(ctx, mci, pv, buf)
+		removeBlob := false
+		defer func() {
+			if removeBlob {
+				contentStore := packages_module.NewContentStore()
+				if err := contentStore.Delete(packages_module.BlobHash256Key(pb.HashSHA256)); err != nil {
+					log.Error("Error deleting package blob from content store: %v", err)
+				}
+			}
+		}()
+		if err != nil {
+			removeBlob = created
+			return err
+		}
+
+		if err := committer.Commit(); err != nil {
+			removeBlob = created
+			return err
+		}
+
+		manifestDigest = digest
+
+		return nil
+	}()
+	if err != nil {
+		return "", err
+	}
+
+	return manifestDigest, nil
+}
+
+func createPackageAndVersion(ctx context.Context, mci *manifestCreationInfo, metadata *container_module.Metadata) (*packages_model.PackageVersion, error) {
+	p := &packages_model.Package{
+		OwnerID:   mci.Owner.ID,
+		Type:      packages_model.TypeContainer,
+		Name:      strings.ToLower(mci.Image),
+		LowerName: strings.ToLower(mci.Image),
+	}
+	var err error
+	if p, err = packages_model.TryInsertPackage(ctx, p); err != nil {
+		if err != packages_model.ErrDuplicatePackage {
+			log.Error("Error inserting package: %v", err)
+			return nil, err
+		}
+	}
+
+	metadata.IsTagged = mci.IsTagged
+
+	metadataJSON, err := json.Marshal(metadata)
+	if err != nil {
+		return nil, err
+	}
+
+	_pv := &packages_model.PackageVersion{
+		PackageID:    p.ID,
+		CreatorID:    mci.Creator.ID,
+		Version:      strings.ToLower(mci.Reference),
+		LowerVersion: strings.ToLower(mci.Reference),
+		MetadataJSON: string(metadataJSON),
+	}
+	var pv *packages_model.PackageVersion
+	if pv, err = packages_model.GetOrInsertVersion(ctx, _pv); err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			if err := packages_service.DeletePackageVersionAndReferences(ctx, pv); err != nil {
+				return nil, err
+			}
+
+			if pv, err = packages_model.GetOrInsertVersion(ctx, _pv); err != nil {
+				log.Error("Error inserting package: %v", err)
+				return nil, err
+			}
+		} else {
+			log.Error("Error inserting package: %v", err)
+			return nil, err
+		}
+	}
+
+	if mci.IsTagged {
+		if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeVersion, pv.ID, container_module.PropertyManifestTagged, ""); err != nil {
+			log.Error("Error setting package version property: %v", err)
+			return nil, err
+		}
+	}
+	for _, digest := range metadata.MultiArch {
+		if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeVersion, pv.ID, container_module.PropertyManifestReference, digest); err != nil {
+			log.Error("Error setting package version property: %v", err)
+			return nil, err
+		}
+	}
+
+	return pv, nil
+}
+
+type blobReference struct {
+	Digest       oci.Digest
+	MediaType    oci.MediaType
+	Name         string
+	File         *packages_model.PackageFileDescriptor
+	ExpectedSize int64
+	IsLead       bool
+}
+
+func createFileFromBlobReference(ctx context.Context, pv, uploadVersion *packages_model.PackageVersion, ref *blobReference) error {
+	if ref.File.Blob.Size != ref.ExpectedSize {
+		return errSizeInvalid
+	}
+
+	if ref.Name == "" {
+		ref.Name = strings.ToLower(fmt.Sprintf("sha256_%s", ref.File.Blob.HashSHA256))
+	}
+
+	pf := &packages_model.PackageFile{
+		VersionID: pv.ID,
+		BlobID:    ref.File.Blob.ID,
+		Name:      ref.Name,
+		LowerName: ref.Name,
+		IsLead:    ref.IsLead,
+	}
+	var err error
+	if pf, err = packages_model.TryInsertFile(ctx, pf); err != nil {
+		if err == packages_model.ErrDuplicatePackageFile {
+			// Skip this blob because the manifest contains the same filesystem layer multiple times.
+			return nil
+		}
+		log.Error("Error inserting package file: %v", err)
+		return err
+	}
+
+	props := map[string]string{
+		container_module.PropertyMediaType: string(ref.MediaType),
+		container_module.PropertyDigest:    string(ref.Digest),
+	}
+	for name, value := range props {
+		if _, err := packages_model.InsertProperty(ctx, packages_model.PropertyTypeFile, pf.ID, name, value); err != nil {
+			log.Error("Error setting package file property: %v", err)
+			return err
+		}
+	}
+
+	// Remove the file from the blob upload version
+	if uploadVersion != nil && ref.File.File != nil && uploadVersion.ID == ref.File.File.VersionID {
+		if err := packages_service.DeletePackageFile(ctx, ref.File.File); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func createManifestBlob(ctx context.Context, mci *manifestCreationInfo, pv *packages_model.PackageVersion, buf *packages_module.HashedBuffer) (*packages_model.PackageBlob, bool, string, error) {
+	pb, exists, err := packages_model.GetOrInsertBlob(ctx, packages_service.NewPackageBlob(buf))
+	if err != nil {
+		log.Error("Error inserting package blob: %v", err)
+		return nil, false, "", err
+	}
+	if !exists {
+		contentStore := packages_module.NewContentStore()
+		if err := contentStore.Save(packages_module.BlobHash256Key(pb.HashSHA256), buf, buf.Size()); err != nil {
+			log.Error("Error saving package blob in content store: %v", err)
+			return nil, false, "", err
+		}
+	}
+
+	manifestDigest := digestFromHashSummer(buf)
+	err = createFileFromBlobReference(ctx, pv, nil, &blobReference{
+		Digest:       oci.Digest(manifestDigest),
+		MediaType:    mci.MediaType,
+		Name:         container_model.ManifestFilename,
+		File:         &packages_model.PackageFileDescriptor{Blob: pb},
+		ExpectedSize: pb.Size,
+		IsLead:       true,
+	})
+
+	return pb, !exists, manifestDigest, err
+}

routers/api/packages/generic/generic.go

@@ -0,0 +1,166 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package generic
+
+import (
+	"errors"
+	"net/http"
+	"regexp"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+
+	"github.com/hashicorp/go-version"
+)
+
+var (
+	packageNameRegex = regexp.MustCompile(`\A[A-Za-z0-9\.\_\-\+]+\z`)
+	filenameRegex    = packageNameRegex
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.PlainText(status, message)
+	})
+}
+
+// DownloadPackageFile serves the specific generic package.
+func DownloadPackageFile(ctx *context.Context) {
+	packageName, packageVersion, filename, err := sanitizeParameters(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeGeneric,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackage uploads the specific generic package.
+// Duplicated packages get rejected.
+func UploadPackage(ctx *context.Context) {
+	packageName, packageVersion, filename, err := sanitizeParameters(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	upload, close, err := ctx.UploadStream()
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if close {
+		defer upload.Close()
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
+	if err != nil {
+		log.Error("Error creating hashed buffer: %v", err)
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	_, _, err = packages_service.CreatePackageAndAddFile(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeGeneric,
+				Name:        packageName,
+				Version:     packageVersion,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: filename,
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+// DeletePackage deletes the specific generic package.
+func DeletePackage(ctx *context.Context) {
+	packageName, packageVersion, _, err := sanitizeParameters(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	err = packages_service.RemovePackageVersionByNameAndVersion(
+		ctx.Doer,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeGeneric,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusOK)
+}
+
+func sanitizeParameters(ctx *context.Context) (string, string, string, error) {
+	packageName := ctx.Params("packagename")
+	filename := ctx.Params("filename")
+
+	if !packageNameRegex.MatchString(packageName) || !filenameRegex.MatchString(filename) {
+		return "", "", "", errors.New("Invalid package name or filename")
+	}
+
+	v, err := version.NewSemver(ctx.Params("packageversion"))
+	if err != nil {
+		return "", "", "", err
+	}
+
+	return packageName, v.String(), filename, nil
+}

routers/api/packages/helm/helm.go

@@ -0,0 +1,205 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package helm
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"strings"
+	"time"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	helm_module "code.gitea.io/gitea/modules/packages/helm"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+
+	"gopkg.in/yaml.v2"
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		type Error struct {
+			Error string `json:"error"`
+		}
+		ctx.JSON(status, Error{
+			Error: message,
+		})
+	})
+}
+
+// Index generates the Helm charts index
+func Index(ctx *context.Context) {
+	pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
+		OwnerID: ctx.Package.Owner.ID,
+		Type:    packages_model.TypeHelm,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	baseURL := setting.AppURL + "api/packages/" + url.PathEscape(ctx.Package.Owner.Name) + "/helm"
+
+	type ChartVersion struct {
+		helm_module.Metadata `yaml:",inline"`
+		URLs                 []string  `yaml:"urls"`
+		Created              time.Time `yaml:"created,omitempty"`
+		Removed              bool      `yaml:"removed,omitempty"`
+		Digest               string    `yaml:"digest,omitempty"`
+	}
+
+	type ServerInfo struct {
+		ContextPath string `yaml:"contextPath,omitempty"`
+	}
+
+	type Index struct {
+		APIVersion string                     `yaml:"apiVersion"`
+		Entries    map[string][]*ChartVersion `yaml:"entries"`
+		Generated  time.Time                  `yaml:"generated,omitempty"`
+		ServerInfo *ServerInfo                `yaml:"serverInfo,omitempty"`
+	}
+
+	entries := make(map[string][]*ChartVersion)
+	for _, pv := range pvs {
+		metadata := &helm_module.Metadata{}
+		if err := json.Unmarshal([]byte(pv.MetadataJSON), &metadata); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+
+		entries[metadata.Name] = append(entries[metadata.Name], &ChartVersion{
+			Metadata: *metadata,
+			Created:  pv.CreatedUnix.AsTime(),
+			URLs:     []string{fmt.Sprintf("%s/%s", baseURL, url.PathEscape(createFilename(metadata)))},
+		})
+	}
+
+	ctx.Resp.WriteHeader(http.StatusOK)
+	if err := yaml.NewEncoder(ctx.Resp).Encode(&Index{
+		APIVersion: "v1",
+		Entries:    entries,
+		Generated:  time.Now(),
+		ServerInfo: &ServerInfo{
+			ContextPath: setting.AppSubURL + "/api/packages/" + url.PathEscape(ctx.Package.Owner.Name) + "/helm",
+		},
+	}); err != nil {
+		log.Error("YAML encode failed: %v", err)
+	}
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	filename := ctx.Params("filename")
+
+	pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
+		OwnerID: ctx.Package.Owner.ID,
+		Type:    packages_model.TypeHelm,
+		Name: packages_model.SearchValue{
+			ExactMatch: true,
+			Value:      ctx.Params("package"),
+		},
+		HasFileWithName: filename,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) != 1 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	s, pf, err := packages_service.GetFileStreamByPackageVersion(
+		ctx,
+		pvs[0],
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackage creates a new package
+func UploadPackage(ctx *context.Context) {
+	upload, needToClose, err := ctx.UploadStream()
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if needToClose {
+		defer upload.Close()
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	metadata, err := helm_module.ParseChartArchive(buf)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	_, _, err = packages_service.CreatePackageOrAddFileToExisting(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeHelm,
+				Name:        metadata.Name,
+				Version:     metadata.Version,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata:         metadata,
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: createFilename(metadata),
+			},
+			Data:              buf,
+			IsLead:            true,
+			OverwriteExisting: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusConflict, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+func createFilename(metadata *helm_module.Metadata) string {
+	return strings.ToLower(fmt.Sprintf("%s-%s.tgz", metadata.Name, metadata.Version))
+}

routers/api/packages/helper/helper.go

@@ -0,0 +1,38 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package helper
+
+import (
+	"fmt"
+	"net/http"
+
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+)
+
+// LogAndProcessError logs an error and calls a custom callback with the processed error message.
+// If the error is an InternalServerError the message is stripped if the user is not an admin.
+func LogAndProcessError(ctx *context.Context, status int, obj interface{}, cb func(string)) {
+	var message string
+	if err, ok := obj.(error); ok {
+		message = err.Error()
+	} else if obj != nil {
+		message = fmt.Sprintf("%s", obj)
+	}
+	if status == http.StatusInternalServerError {
+		log.ErrorWithSkip(1, message)
+
+		if setting.IsProd && (ctx.Doer == nil || !ctx.Doer.IsAdmin) {
+			message = ""
+		}
+	} else {
+		log.Debug(message)
+	}
+
+	if cb != nil {
+		cb(message)
+	}
+}

routers/api/packages/maven/api.go

@@ -0,0 +1,56 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package maven
+
+import (
+	"encoding/xml"
+	"sort"
+	"strings"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	maven_module "code.gitea.io/gitea/modules/packages/maven"
+)
+
+// MetadataResponse https://maven.apache.org/ref/3.2.5/maven-repository-metadata/repository-metadata.html
+type MetadataResponse struct {
+	XMLName    xml.Name `xml:"metadata"`
+	GroupID    string   `xml:"groupId"`
+	ArtifactID string   `xml:"artifactId"`
+	Release    string   `xml:"versioning>release,omitempty"`
+	Latest     string   `xml:"versioning>latest"`
+	Version    []string `xml:"versioning>versions>version"`
+}
+
+func createMetadataResponse(pds []*packages_model.PackageDescriptor) *MetadataResponse {
+	sort.Slice(pds, func(i, j int) bool {
+		// Maven and Gradle order packages by their creation timestamp and not by their version string
+		return pds[i].Version.CreatedUnix < pds[j].Version.CreatedUnix
+	})
+
+	var release *packages_model.PackageDescriptor
+
+	versions := make([]string, 0, len(pds))
+	for _, pd := range pds {
+		if !strings.HasSuffix(pd.Version.Version, "-SNAPSHOT") {
+			release = pd
+		}
+		versions = append(versions, pd.Version.Version)
+	}
+
+	latest := pds[len(pds)-1]
+
+	metadata := latest.Metadata.(*maven_module.Metadata)
+
+	resp := &MetadataResponse{
+		GroupID:    metadata.GroupID,
+		ArtifactID: metadata.ArtifactID,
+		Latest:     latest.Version.Version,
+		Version:    versions,
+	}
+	if release != nil {
+		resp.Release = release.Version.Version
+	}
+	return resp
+}

routers/api/packages/maven/maven.go

@@ -0,0 +1,378 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package maven
+
+import (
+	"crypto/md5"
+	"crypto/sha1"
+	"crypto/sha256"
+	"crypto/sha512"
+	"encoding/xml"
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"path/filepath"
+	"regexp"
+	"strings"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/log"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	maven_module "code.gitea.io/gitea/modules/packages/maven"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+const (
+	mavenMetadataFile = "maven-metadata.xml"
+	extensionMD5      = ".md5"
+	extensionSHA1     = ".sha1"
+	extensionSHA256   = ".sha256"
+	extensionSHA512   = ".sha512"
+)
+
+var (
+	errInvalidParameters = errors.New("request parameters are invalid")
+	illegalCharacters    = regexp.MustCompile(`[\\/:"<>|?\*]`)
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.PlainText(status, message)
+	})
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	params, err := extractPathParameters(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	if params.IsMeta && params.Version == "" {
+		serveMavenMetadata(ctx, params)
+	} else {
+		servePackageFile(ctx, params)
+	}
+}
+
+func serveMavenMetadata(ctx *context.Context, params parameters) {
+	// /com/foo/project/maven-metadata.xml[.md5/.sha1/.sha256/.sha512]
+
+	packageName := params.GroupID + "-" + params.ArtifactID
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeMaven, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, packages_model.ErrPackageNotExist)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	xmlMetadata, err := xml.Marshal(createMetadataResponse(pds))
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	xmlMetadataWithHeader := append([]byte(xml.Header), xmlMetadata...)
+
+	ext := strings.ToLower(filepath.Ext(params.Filename))
+	if isChecksumExtension(ext) {
+		var hash []byte
+		switch ext {
+		case extensionMD5:
+			tmp := md5.Sum(xmlMetadataWithHeader)
+			hash = tmp[:]
+		case extensionSHA1:
+			tmp := sha1.Sum(xmlMetadataWithHeader)
+			hash = tmp[:]
+		case extensionSHA256:
+			tmp := sha256.Sum256(xmlMetadataWithHeader)
+			hash = tmp[:]
+		case extensionSHA512:
+			tmp := sha512.Sum512(xmlMetadataWithHeader)
+			hash = tmp[:]
+		}
+		ctx.PlainText(http.StatusOK, fmt.Sprintf("%x", hash))
+		return
+	}
+
+	ctx.PlainTextBytes(http.StatusOK, xmlMetadataWithHeader)
+}
+
+func servePackageFile(ctx *context.Context, params parameters) {
+	packageName := params.GroupID + "-" + params.ArtifactID
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeMaven, packageName, params.Version)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	filename := params.Filename
+
+	ext := strings.ToLower(filepath.Ext(filename))
+	if isChecksumExtension(ext) {
+		filename = filename[:len(filename)-len(ext)]
+	}
+
+	pf, err := packages_model.GetFileForVersionByName(ctx, pv.ID, filename, packages_model.EmptyFileKey)
+	if err != nil {
+		if err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	pb, err := packages_model.GetBlobByID(ctx, pf.BlobID)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if isChecksumExtension(ext) {
+		var hash string
+		switch ext {
+		case extensionMD5:
+			hash = pb.HashMD5
+		case extensionSHA1:
+			hash = pb.HashSHA1
+		case extensionSHA256:
+			hash = pb.HashSHA256
+		case extensionSHA512:
+			hash = pb.HashSHA512
+		}
+		ctx.PlainText(http.StatusOK, hash)
+		return
+	}
+
+	s, err := packages_module.NewContentStore().Get(packages_module.BlobHash256Key(pb.HashSHA256))
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+	}
+	defer s.Close()
+
+	if pf.IsLead {
+		if err := packages_model.IncrementDownloadCounter(ctx, pv.ID); err != nil {
+			log.Error("Error incrementing download counter: %v", err)
+		}
+	}
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackageFile adds a file to the package. If the package does not exist, it gets created.
+func UploadPackageFile(ctx *context.Context) {
+	params, err := extractPathParameters(ctx)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	log.Trace("Parameters: %+v", params)
+
+	// Ignore the package index /<name>/maven-metadata.xml
+	if params.IsMeta && params.Version == "" {
+		ctx.Status(http.StatusOK)
+		return
+	}
+
+	packageName := params.GroupID + "-" + params.ArtifactID
+
+	buf, err := packages_module.CreateHashedBufferFromReader(ctx.Req.Body, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	pvci := &packages_service.PackageCreationInfo{
+		PackageInfo: packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeMaven,
+			Name:        packageName,
+			Version:     params.Version,
+		},
+		SemverCompatible: false,
+		Creator:          ctx.Doer,
+	}
+
+	ext := filepath.Ext(params.Filename)
+
+	// Do not upload checksum files but compare the hashes.
+	if isChecksumExtension(ext) {
+		pv, err := packages_model.GetVersionByNameAndVersion(ctx, pvci.Owner.ID, pvci.PackageType, pvci.Name, pvci.Version)
+		if err != nil {
+			if err == packages_model.ErrPackageNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+				return
+			}
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		pf, err := packages_model.GetFileForVersionByName(ctx, pv.ID, params.Filename[:len(params.Filename)-len(ext)], packages_model.EmptyFileKey)
+		if err != nil {
+			if err == packages_model.ErrPackageFileNotExist {
+				apiError(ctx, http.StatusNotFound, err)
+				return
+			}
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		pb, err := packages_model.GetBlobByID(ctx, pf.BlobID)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+
+		hash, err := io.ReadAll(buf)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+
+		if (ext == extensionMD5 && pb.HashMD5 != string(hash)) ||
+			(ext == extensionSHA1 && pb.HashSHA1 != string(hash)) ||
+			(ext == extensionSHA256 && pb.HashSHA256 != string(hash)) ||
+			(ext == extensionSHA512 && pb.HashSHA512 != string(hash)) {
+			apiError(ctx, http.StatusBadRequest, "hash mismatch")
+			return
+		}
+
+		ctx.Status(http.StatusOK)
+		return
+	}
+
+	pfci := &packages_service.PackageFileCreationInfo{
+		PackageFileInfo: packages_service.PackageFileInfo{
+			Filename: params.Filename,
+		},
+		Data:   buf,
+		IsLead: false,
+	}
+
+	// If it's the package pom file extract the metadata
+	if ext == ".pom" {
+		pfci.IsLead = true
+
+		var err error
+		pvci.Metadata, err = maven_module.ParsePackageMetaData(buf)
+		if err != nil {
+			log.Error("Error parsing package metadata: %v", err)
+		}
+
+		if pvci.Metadata != nil {
+			pv, err := packages_model.GetVersionByNameAndVersion(ctx, pvci.Owner.ID, pvci.PackageType, pvci.Name, pvci.Version)
+			if err != nil && err != packages_model.ErrPackageNotExist {
+				apiError(ctx, http.StatusInternalServerError, err)
+				return
+			}
+			if pv != nil {
+				raw, err := json.Marshal(pvci.Metadata)
+				if err != nil {
+					apiError(ctx, http.StatusInternalServerError, err)
+					return
+				}
+				pv.MetadataJSON = string(raw)
+				if err := packages_model.UpdateVersion(ctx, pv); err != nil {
+					apiError(ctx, http.StatusInternalServerError, err)
+					return
+				}
+			}
+		}
+
+		if _, err := buf.Seek(0, io.SeekStart); err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	_, _, err = packages_service.CreatePackageOrAddFileToExisting(
+		pvci,
+		pfci,
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageFile {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+func isChecksumExtension(ext string) bool {
+	return ext == extensionMD5 || ext == extensionSHA1 || ext == extensionSHA256 || ext == extensionSHA512
+}
+
+type parameters struct {
+	GroupID    string
+	ArtifactID string
+	Version    string
+	Filename   string
+	IsMeta     bool
+}
+
+func extractPathParameters(ctx *context.Context) (parameters, error) {
+	parts := strings.Split(ctx.Params("*"), "/")
+
+	p := parameters{
+		Filename: parts[len(parts)-1],
+	}
+
+	p.IsMeta = p.Filename == mavenMetadataFile ||
+		p.Filename == mavenMetadataFile+extensionMD5 ||
+		p.Filename == mavenMetadataFile+extensionSHA1 ||
+		p.Filename == mavenMetadataFile+extensionSHA256 ||
+		p.Filename == mavenMetadataFile+extensionSHA512
+
+	parts = parts[:len(parts)-1]
+	if len(parts) == 0 {
+		return p, errInvalidParameters
+	}
+
+	p.Version = parts[len(parts)-1]
+	if p.IsMeta && !strings.HasSuffix(p.Version, "-SNAPSHOT") {
+		p.Version = ""
+	} else {
+		parts = parts[:len(parts)-1]
+	}
+
+	if illegalCharacters.MatchString(p.Version) {
+		return p, errInvalidParameters
+	}
+
+	if len(parts) < 2 {
+		return p, errInvalidParameters
+	}
+
+	p.ArtifactID = parts[len(parts)-1]
+	p.GroupID = strings.Join(parts[:len(parts)-1], ".")
+
+	if illegalCharacters.MatchString(p.GroupID) || illegalCharacters.MatchString(p.ArtifactID) {
+		return p, errInvalidParameters
+	}
+
+	return p, nil
+}

routers/api/packages/npm/api.go

@@ -0,0 +1,73 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package npm
+
+import (
+	"encoding/base64"
+	"encoding/hex"
+	"fmt"
+	"net/url"
+	"sort"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	npm_module "code.gitea.io/gitea/modules/packages/npm"
+)
+
+func createPackageMetadataResponse(registryURL string, pds []*packages_model.PackageDescriptor) *npm_module.PackageMetadata {
+	sort.Slice(pds, func(i, j int) bool {
+		return pds[i].SemVer.LessThan(pds[j].SemVer)
+	})
+
+	versions := make(map[string]*npm_module.PackageMetadataVersion)
+	distTags := make(map[string]string)
+	for _, pd := range pds {
+		versions[pd.SemVer.String()] = createPackageMetadataVersion(registryURL, pd)
+
+		for _, pvp := range pd.Properties {
+			if pvp.Name == npm_module.TagProperty {
+				distTags[pvp.Value] = pd.Version.Version
+			}
+		}
+	}
+
+	latest := pds[len(pds)-1]
+
+	metadata := latest.Metadata.(*npm_module.Metadata)
+
+	return &npm_module.PackageMetadata{
+		ID:          latest.Package.Name,
+		Name:        latest.Package.Name,
+		DistTags:    distTags,
+		Description: metadata.Description,
+		Readme:      metadata.Readme,
+		Homepage:    metadata.ProjectURL,
+		Author:      npm_module.User{Name: metadata.Author},
+		License:     metadata.License,
+		Versions:    versions,
+	}
+}
+
+func createPackageMetadataVersion(registryURL string, pd *packages_model.PackageDescriptor) *npm_module.PackageMetadataVersion {
+	hashBytes, _ := hex.DecodeString(pd.Files[0].Blob.HashSHA512)
+
+	metadata := pd.Metadata.(*npm_module.Metadata)
+
+	return &npm_module.PackageMetadataVersion{
+		ID:           fmt.Sprintf("%s@%s", pd.Package.Name, pd.Version.Version),
+		Name:         pd.Package.Name,
+		Version:      pd.Version.Version,
+		Description:  metadata.Description,
+		Author:       npm_module.User{Name: metadata.Author},
+		Homepage:     metadata.ProjectURL,
+		License:      metadata.License,
+		Dependencies: metadata.Dependencies,
+		Readme:       metadata.Readme,
+		Dist: npm_module.PackageDistribution{
+			Shasum:    pd.Files[0].Blob.HashSHA1,
+			Integrity: "sha512-" + base64.StdEncoding.EncodeToString(hashBytes),
+			Tarball:   fmt.Sprintf("%s/%s/-/%s/%s", registryURL, url.QueryEscape(pd.Package.Name), url.PathEscape(pd.Version.Version), url.PathEscape(pd.Files[0].File.LowerName)),
+		},
+	}
+}

routers/api/packages/npm/npm.go

@@ -0,0 +1,293 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package npm
+
+import (
+	"bytes"
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	npm_module "code.gitea.io/gitea/modules/packages/npm"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+
+	"github.com/hashicorp/go-version"
+)
+
+// errInvalidTagName indicates an invalid tag name
+var errInvalidTagName = errors.New("The tag name is invalid")
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.JSON(status, map[string]string{
+			"error": message,
+		})
+	})
+}
+
+// packageNameFromParams gets the package name from the url parameters
+// Variations: /name/, /@scope/name/, /@scope%2Fname/
+func packageNameFromParams(ctx *context.Context) string {
+	scope := ctx.Params("scope")
+	id := ctx.Params("id")
+	if scope != "" {
+		return fmt.Sprintf("@%s/%s", scope, id)
+	}
+	return id
+}
+
+// PackageMetadata returns the metadata for a single package
+func PackageMetadata(ctx *context.Context) {
+	packageName := packageNameFromParams(ctx)
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNpm, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, err)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createPackageMetadataResponse(
+		setting.AppURL+"api/packages/"+ctx.Package.Owner.Name+"/npm",
+		pds,
+	)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	packageName := packageNameFromParams(ctx)
+	packageVersion := ctx.Params("version")
+	filename := ctx.Params("filename")
+
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeNpm,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackage creates a new package
+func UploadPackage(ctx *context.Context) {
+	npmPackage, err := npm_module.ParsePackage(ctx.Req.Body)
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(bytes.NewReader(npmPackage.Data), 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	pv, _, err := packages_service.CreatePackageAndAddFile(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeNpm,
+				Name:        npmPackage.Name,
+				Version:     npmPackage.Version,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata:         npmPackage.Metadata,
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: npmPackage.Filename,
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	for _, tag := range npmPackage.DistTags {
+		if err := setPackageTag(tag, pv, false); err != nil {
+			if err == errInvalidTagName {
+				apiError(ctx, http.StatusBadRequest, err)
+				return
+			}
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+// ListPackageTags returns all tags for a package
+func ListPackageTags(ctx *context.Context) {
+	packageName := packageNameFromParams(ctx)
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNpm, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	tags := make(map[string]string)
+	for _, pv := range pvs {
+		pvps, err := packages_model.GetPropertiesByName(ctx, packages_model.PropertyTypeVersion, pv.ID, npm_module.TagProperty)
+		if err != nil {
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+		for _, pvp := range pvps {
+			tags[pvp.Value] = pv.Version
+		}
+	}
+
+	ctx.JSON(http.StatusOK, tags)
+}
+
+// AddPackageTag adds a tag to the package
+func AddPackageTag(ctx *context.Context) {
+	packageName := packageNameFromParams(ctx)
+
+	body, err := io.ReadAll(ctx.Req.Body)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	version := strings.Trim(string(body), "\"") // is as "version" in the body
+
+	pv, err := packages_model.GetVersionByNameAndVersion(ctx, ctx.Package.Owner.ID, packages_model.TypeNpm, packageName, version)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if err := setPackageTag(ctx.Params("tag"), pv, false); err != nil {
+		if err == errInvalidTagName {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+}
+
+// DeletePackageTag deletes a package tag
+func DeletePackageTag(ctx *context.Context) {
+	packageName := packageNameFromParams(ctx)
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNpm, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if len(pvs) != 0 {
+		if err := setPackageTag(ctx.Params("tag"), pvs[0], true); err != nil {
+			if err == errInvalidTagName {
+				apiError(ctx, http.StatusBadRequest, err)
+				return
+			}
+			apiError(ctx, http.StatusInternalServerError, err)
+			return
+		}
+	}
+}
+
+func setPackageTag(tag string, pv *packages_model.PackageVersion, deleteOnly bool) error {
+	if tag == "" {
+		return errInvalidTagName
+	}
+	_, err := version.NewVersion(tag)
+	if err == nil {
+		return errInvalidTagName
+	}
+
+	ctx, committer, err := db.TxContext()
+	if err != nil {
+		return err
+	}
+	defer committer.Close()
+
+	pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
+		PackageID: pv.PackageID,
+		Properties: map[string]string{
+			npm_module.TagProperty: tag,
+		},
+	})
+	if err != nil {
+		return err
+	}
+
+	if len(pvs) == 1 {
+		pvps, err := packages_model.GetPropertiesByName(ctx, packages_model.PropertyTypeVersion, pvs[0].ID, npm_module.TagProperty)
+		if err != nil {
+			return err
+		}
+
+		for _, pvp := range pvps {
+			if pvp.Value == tag {
+				if err := packages_model.DeletePropertyByID(ctx, pvp.ID); err != nil {
+					return err
+				}
+				break
+			}
+		}
+	}
+
+	if !deleteOnly {
+		_, err = packages_model.InsertProperty(ctx, packages_model.PropertyTypeVersion, pv.ID, npm_module.TagProperty, tag)
+		if err != nil {
+			return err
+		}
+	}
+
+	return committer.Commit()
+}

routers/api/packages/nuget/api.go

@@ -0,0 +1,287 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package nuget
+
+import (
+	"bytes"
+	"fmt"
+	"sort"
+	"time"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	nuget_module "code.gitea.io/gitea/modules/packages/nuget"
+
+	"github.com/hashicorp/go-version"
+)
+
+// ServiceIndexResponse https://docs.microsoft.com/en-us/nuget/api/service-index#resources
+type ServiceIndexResponse struct {
+	Version   string            `json:"version"`
+	Resources []ServiceResource `json:"resources"`
+}
+
+// ServiceResource https://docs.microsoft.com/en-us/nuget/api/service-index#resource
+type ServiceResource struct {
+	ID   string `json:"@id"`
+	Type string `json:"@type"`
+}
+
+func createServiceIndexResponse(root string) *ServiceIndexResponse {
+	return &ServiceIndexResponse{
+		Version: "3.0.0",
+		Resources: []ServiceResource{
+			{ID: root + "/query", Type: "SearchQueryService"},
+			{ID: root + "/query", Type: "SearchQueryService/3.0.0-beta"},
+			{ID: root + "/query", Type: "SearchQueryService/3.0.0-rc"},
+			{ID: root + "/registration", Type: "RegistrationsBaseUrl"},
+			{ID: root + "/registration", Type: "RegistrationsBaseUrl/3.0.0-beta"},
+			{ID: root + "/registration", Type: "RegistrationsBaseUrl/3.0.0-rc"},
+			{ID: root + "/package", Type: "PackageBaseAddress/3.0.0"},
+			{ID: root, Type: "PackagePublish/2.0.0"},
+			{ID: root + "/symbolpackage", Type: "SymbolPackagePublish/4.9.0"},
+		},
+	}
+}
+
+// RegistrationIndexResponse https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#response
+type RegistrationIndexResponse struct {
+	RegistrationIndexURL string                   `json:"@id"`
+	Type                 []string                 `json:"@type"`
+	Count                int                      `json:"count"`
+	Pages                []*RegistrationIndexPage `json:"items"`
+}
+
+// RegistrationIndexPage https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-page-object
+type RegistrationIndexPage struct {
+	RegistrationPageURL string                       `json:"@id"`
+	Lower               string                       `json:"lower"`
+	Upper               string                       `json:"upper"`
+	Count               int                          `json:"count"`
+	Items               []*RegistrationIndexPageItem `json:"items"`
+}
+
+// RegistrationIndexPageItem https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-leaf-object-in-a-page
+type RegistrationIndexPageItem struct {
+	RegistrationLeafURL string        `json:"@id"`
+	PackageContentURL   string        `json:"packageContent"`
+	CatalogEntry        *CatalogEntry `json:"catalogEntry"`
+}
+
+// CatalogEntry https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#catalog-entry
+type CatalogEntry struct {
+	CatalogLeafURL           string                    `json:"@id"`
+	PackageContentURL        string                    `json:"packageContent"`
+	ID                       string                    `json:"id"`
+	Version                  string                    `json:"version"`
+	Description              string                    `json:"description"`
+	ReleaseNotes             string                    `json:"releaseNotes"`
+	Authors                  string                    `json:"authors"`
+	RequireLicenseAcceptance bool                      `json:"requireLicenseAcceptance"`
+	ProjectURL               string                    `json:"projectURL"`
+	DependencyGroups         []*PackageDependencyGroup `json:"dependencyGroups"`
+}
+
+// PackageDependencyGroup https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#package-dependency-group
+type PackageDependencyGroup struct {
+	TargetFramework string               `json:"targetFramework"`
+	Dependencies    []*PackageDependency `json:"dependencies"`
+}
+
+// PackageDependency https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#package-dependency
+type PackageDependency struct {
+	ID    string `json:"id"`
+	Range string `json:"range"`
+}
+
+func createRegistrationIndexResponse(l *linkBuilder, pds []*packages_model.PackageDescriptor) *RegistrationIndexResponse {
+	sort.Slice(pds, func(i, j int) bool {
+		return pds[i].SemVer.LessThan(pds[j].SemVer)
+	})
+
+	items := make([]*RegistrationIndexPageItem, 0, len(pds))
+	for _, p := range pds {
+		items = append(items, createRegistrationIndexPageItem(l, p))
+	}
+
+	return &RegistrationIndexResponse{
+		RegistrationIndexURL: l.GetRegistrationIndexURL(pds[0].Package.Name),
+		Type:                 []string{"catalog:CatalogRoot", "PackageRegistration", "catalog:Permalink"},
+		Count:                1,
+		Pages: []*RegistrationIndexPage{
+			{
+				RegistrationPageURL: l.GetRegistrationIndexURL(pds[0].Package.Name),
+				Count:               len(pds),
+				Lower:               normalizeVersion(pds[0].SemVer),
+				Upper:               normalizeVersion(pds[len(pds)-1].SemVer),
+				Items:               items,
+			},
+		},
+	}
+}
+
+func createRegistrationIndexPageItem(l *linkBuilder, pd *packages_model.PackageDescriptor) *RegistrationIndexPageItem {
+	metadata := pd.Metadata.(*nuget_module.Metadata)
+
+	return &RegistrationIndexPageItem{
+		RegistrationLeafURL: l.GetRegistrationLeafURL(pd.Package.Name, pd.Version.Version),
+		PackageContentURL:   l.GetPackageDownloadURL(pd.Package.Name, pd.Version.Version),
+		CatalogEntry: &CatalogEntry{
+			CatalogLeafURL:    l.GetRegistrationLeafURL(pd.Package.Name, pd.Version.Version),
+			PackageContentURL: l.GetPackageDownloadURL(pd.Package.Name, pd.Version.Version),
+			ID:                pd.Package.Name,
+			Version:           pd.Version.Version,
+			Description:       metadata.Description,
+			ReleaseNotes:      metadata.ReleaseNotes,
+			Authors:           metadata.Authors,
+			ProjectURL:        metadata.ProjectURL,
+			DependencyGroups:  createDependencyGroups(pd),
+		},
+	}
+}
+
+func createDependencyGroups(pd *packages_model.PackageDescriptor) []*PackageDependencyGroup {
+	metadata := pd.Metadata.(*nuget_module.Metadata)
+
+	dependencyGroups := make([]*PackageDependencyGroup, 0, len(metadata.Dependencies))
+	for k, v := range metadata.Dependencies {
+		dependencies := make([]*PackageDependency, 0, len(v))
+		for _, dep := range v {
+			dependencies = append(dependencies, &PackageDependency{
+				ID:    dep.ID,
+				Range: dep.Version,
+			})
+		}
+
+		dependencyGroups = append(dependencyGroups, &PackageDependencyGroup{
+			TargetFramework: k,
+			Dependencies:    dependencies,
+		})
+	}
+	return dependencyGroups
+}
+
+// RegistrationLeafResponse https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-leaf
+type RegistrationLeafResponse struct {
+	RegistrationLeafURL  string    `json:"@id"`
+	Type                 []string  `json:"@type"`
+	Listed               bool      `json:"listed"`
+	PackageContentURL    string    `json:"packageContent"`
+	Published            time.Time `json:"published"`
+	RegistrationIndexURL string    `json:"registration"`
+}
+
+func createRegistrationLeafResponse(l *linkBuilder, pd *packages_model.PackageDescriptor) *RegistrationLeafResponse {
+	return &RegistrationLeafResponse{
+		Type:                 []string{"Package", "http://schema.nuget.org/catalog#Permalink"},
+		Listed:               true,
+		Published:            time.Unix(int64(pd.Version.CreatedUnix), 0),
+		RegistrationLeafURL:  l.GetRegistrationLeafURL(pd.Package.Name, pd.Version.Version),
+		PackageContentURL:    l.GetPackageDownloadURL(pd.Package.Name, pd.Version.Version),
+		RegistrationIndexURL: l.GetRegistrationIndexURL(pd.Package.Name),
+	}
+}
+
+// PackageVersionsResponse https://docs.microsoft.com/en-us/nuget/api/package-base-address-resource#response
+type PackageVersionsResponse struct {
+	Versions []string `json:"versions"`
+}
+
+func createPackageVersionsResponse(pds []*packages_model.PackageDescriptor) *PackageVersionsResponse {
+	versions := make([]string, 0, len(pds))
+	for _, pd := range pds {
+		versions = append(versions, normalizeVersion(pd.SemVer))
+	}
+
+	return &PackageVersionsResponse{
+		Versions: versions,
+	}
+}
+
+// SearchResultResponse https://docs.microsoft.com/en-us/nuget/api/search-query-service-resource#response
+type SearchResultResponse struct {
+	TotalHits int64           `json:"totalHits"`
+	Data      []*SearchResult `json:"data"`
+}
+
+// SearchResult https://docs.microsoft.com/en-us/nuget/api/search-query-service-resource#search-result
+type SearchResult struct {
+	ID                   string                 `json:"id"`
+	Version              string                 `json:"version"`
+	Versions             []*SearchResultVersion `json:"versions"`
+	Description          string                 `json:"description"`
+	Authors              string                 `json:"authors"`
+	ProjectURL           string                 `json:"projectURL"`
+	RegistrationIndexURL string                 `json:"registration"`
+}
+
+// SearchResultVersion https://docs.microsoft.com/en-us/nuget/api/search-query-service-resource#search-result
+type SearchResultVersion struct {
+	RegistrationLeafURL string `json:"@id"`
+	Version             string `json:"version"`
+	Downloads           int64  `json:"downloads"`
+}
+
+func createSearchResultResponse(l *linkBuilder, totalHits int64, pds []*packages_model.PackageDescriptor) *SearchResultResponse {
+	data := make([]*SearchResult, 0, len(pds))
+
+	if len(pds) > 0 {
+		groupID := pds[0].Package.Name
+		group := make([]*packages_model.PackageDescriptor, 0, 10)
+
+		for i := 0; i < len(pds); i++ {
+			if groupID != pds[i].Package.Name {
+				data = append(data, createSearchResult(l, group))
+				groupID = pds[i].Package.Name
+				group = group[:0]
+			}
+			group = append(group, pds[i])
+		}
+		data = append(data, createSearchResult(l, group))
+	}
+
+	return &SearchResultResponse{
+		TotalHits: totalHits,
+		Data:      data,
+	}
+}
+
+func createSearchResult(l *linkBuilder, pds []*packages_model.PackageDescriptor) *SearchResult {
+	latest := pds[0]
+	versions := make([]*SearchResultVersion, 0, len(pds))
+	for _, pd := range pds {
+		if latest.SemVer.LessThan(pd.SemVer) {
+			latest = pd
+		}
+
+		versions = append(versions, &SearchResultVersion{
+			RegistrationLeafURL: l.GetRegistrationLeafURL(pd.Package.Name, pd.Version.Version),
+			Version:             pd.Version.Version,
+		})
+	}
+
+	metadata := latest.Metadata.(*nuget_module.Metadata)
+
+	return &SearchResult{
+		ID:                   latest.Package.Name,
+		Version:              latest.Version.Version,
+		Versions:             versions,
+		Description:          metadata.Description,
+		Authors:              metadata.Authors,
+		ProjectURL:           metadata.ProjectURL,
+		RegistrationIndexURL: l.GetRegistrationIndexURL(latest.Package.Name),
+	}
+}
+
+// normalizeVersion removes the metadata
+func normalizeVersion(v *version.Version) string {
+	var buf bytes.Buffer
+	segments := v.Segments64()
+	fmt.Fprintf(&buf, "%d.%d.%d", segments[0], segments[1], segments[2])
+	pre := v.Prerelease()
+	if pre != "" {
+		fmt.Fprintf(&buf, "-%s", pre)
+	}
+	return buf.String()
+}

routers/api/packages/nuget/links.go

@@ -0,0 +1,28 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package nuget
+
+import (
+	"fmt"
+)
+
+type linkBuilder struct {
+	Base string
+}
+
+// GetRegistrationIndexURL builds the registration index url
+func (l *linkBuilder) GetRegistrationIndexURL(id string) string {
+	return fmt.Sprintf("%s/registration/%s/index.json", l.Base, id)
+}
+
+// GetRegistrationLeafURL builds the registration leaf url
+func (l *linkBuilder) GetRegistrationLeafURL(id, version string) string {
+	return fmt.Sprintf("%s/registration/%s/%s.json", l.Base, id, version)
+}
+
+// GetPackageDownloadURL builds the download url
+func (l *linkBuilder) GetPackageDownloadURL(id, version string) string {
+	return fmt.Sprintf("%s/package/%s/%s/%s.%s.nupkg", l.Base, id, version, id, version)
+}

routers/api/packages/nuget/nuget.go

@@ -0,0 +1,415 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package nuget
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	nuget_module "code.gitea.io/gitea/modules/packages/nuget"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.JSON(status, map[string]string{
+			"Message": message,
+		})
+	})
+}
+
+// ServiceIndex https://docs.microsoft.com/en-us/nuget/api/service-index
+func ServiceIndex(ctx *context.Context) {
+	resp := createServiceIndexResponse(setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget")
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// SearchService https://docs.microsoft.com/en-us/nuget/api/search-query-service-resource#search-for-packages
+func SearchService(ctx *context.Context) {
+	pvs, count, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
+		OwnerID: ctx.Package.Owner.ID,
+		Type:    packages_model.TypeNuGet,
+		Name:    packages_model.SearchValue{Value: ctx.FormTrim("q")},
+		Paginator: db.NewAbsoluteListOptions(
+			ctx.FormInt("skip"),
+			ctx.FormInt("take"),
+		),
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createSearchResultResponse(
+		&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
+		count,
+		pds,
+	)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// RegistrationIndex https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-index
+func RegistrationIndex(ctx *context.Context) {
+	packageName := ctx.Params("id")
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, err)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createRegistrationIndexResponse(
+		&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
+		pds,
+	)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// RegistrationLeaf https://docs.microsoft.com/en-us/nuget/api/registration-base-url-resource#registration-leaf
+func RegistrationLeaf(ctx *context.Context) {
+	packageName := ctx.Params("id")
+	packageVersion := strings.TrimSuffix(ctx.Params("version"), ".json")
+
+	pv, err := packages_model.GetVersionByNameAndVersion(db.DefaultContext, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName, packageVersion)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	pd, err := packages_model.GetPackageDescriptor(ctx, pv)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createRegistrationLeafResponse(
+		&linkBuilder{setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/nuget"},
+		pd,
+	)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// EnumeratePackageVersions https://docs.microsoft.com/en-us/nuget/api/package-base-address-resource#enumerate-package-versions
+func EnumeratePackageVersions(ctx *context.Context) {
+	packageName := ctx.Params("id")
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypeNuGet, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, err)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	resp := createPackageVersionsResponse(pds)
+
+	ctx.JSON(http.StatusOK, resp)
+}
+
+// DownloadPackageFile https://docs.microsoft.com/en-us/nuget/api/package-base-address-resource#download-package-content-nupkg
+func DownloadPackageFile(ctx *context.Context) {
+	packageName := ctx.Params("id")
+	packageVersion := ctx.Params("version")
+	filename := ctx.Params("filename")
+
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeNuGet,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackage creates a new package with the metadata contained in the uploaded nupgk file
+// https://docs.microsoft.com/en-us/nuget/api/package-publish-resource#push-a-package
+func UploadPackage(ctx *context.Context) {
+	np, buf, closables := processUploadedFile(ctx, nuget_module.DependencyPackage)
+	defer func() {
+		for _, c := range closables {
+			c.Close()
+		}
+	}()
+	if np == nil {
+		return
+	}
+
+	_, _, err := packages_service.CreatePackageAndAddFile(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeNuGet,
+				Name:        np.ID,
+				Version:     np.Version,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata:         np.Metadata,
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: strings.ToLower(fmt.Sprintf("%s.%s.nupkg", np.ID, np.Version)),
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+// UploadSymbolPackage adds a symbol package to an existing package
+// https://docs.microsoft.com/en-us/nuget/api/symbol-package-publish-resource
+func UploadSymbolPackage(ctx *context.Context) {
+	np, buf, closables := processUploadedFile(ctx, nuget_module.SymbolsPackage)
+	defer func() {
+		for _, c := range closables {
+			c.Close()
+		}
+	}()
+	if np == nil {
+		return
+	}
+
+	pdbs, err := nuget_module.ExtractPortablePdb(buf, buf.Size())
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+	defer pdbs.Close()
+
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	pi := &packages_service.PackageInfo{
+		Owner:       ctx.Package.Owner,
+		PackageType: packages_model.TypeNuGet,
+		Name:        np.ID,
+		Version:     np.Version,
+	}
+
+	_, _, err = packages_service.AddFileToExistingPackage(
+		pi,
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: strings.ToLower(fmt.Sprintf("%s.%s.snupkg", np.ID, np.Version)),
+			},
+			Data:   buf,
+			IsLead: false,
+		},
+	)
+	if err != nil {
+		switch err {
+		case packages_model.ErrPackageNotExist:
+			apiError(ctx, http.StatusNotFound, err)
+		case packages_model.ErrDuplicatePackageFile:
+			apiError(ctx, http.StatusBadRequest, err)
+		default:
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return
+	}
+
+	for _, pdb := range pdbs {
+		_, _, err := packages_service.AddFileToExistingPackage(
+			pi,
+			&packages_service.PackageFileCreationInfo{
+				PackageFileInfo: packages_service.PackageFileInfo{
+					Filename:     strings.ToLower(pdb.Name),
+					CompositeKey: strings.ToLower(pdb.ID),
+				},
+				Data:   pdb.Content,
+				IsLead: false,
+				Properties: map[string]string{
+					nuget_module.PropertySymbolID: strings.ToLower(pdb.ID),
+				},
+			},
+		)
+		if err != nil {
+			switch err {
+			case packages_model.ErrDuplicatePackageFile:
+				apiError(ctx, http.StatusBadRequest, err)
+			default:
+				apiError(ctx, http.StatusInternalServerError, err)
+			}
+			return
+		}
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+func processUploadedFile(ctx *context.Context, expectedType nuget_module.PackageType) (*nuget_module.Package, *packages_module.HashedBuffer, []io.Closer) {
+	closables := make([]io.Closer, 0, 2)
+
+	upload, close, err := ctx.UploadStream()
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return nil, nil, closables
+	}
+
+	if close {
+		closables = append(closables, upload)
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return nil, nil, closables
+	}
+	closables = append(closables, buf)
+
+	np, err := nuget_module.ParsePackageMetaData(buf, buf.Size())
+	if err != nil {
+		if err == nuget_module.ErrMissingNuspecFile || err == nuget_module.ErrNuspecFileTooLarge || err == nuget_module.ErrNuspecInvalidID || err == nuget_module.ErrNuspecInvalidVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+		} else {
+			apiError(ctx, http.StatusInternalServerError, err)
+		}
+		return nil, nil, closables
+	}
+	if np.PackageType != expectedType {
+		apiError(ctx, http.StatusBadRequest, errors.New("unexpected package type"))
+		return nil, nil, closables
+	}
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return nil, nil, closables
+	}
+	return np, buf, closables
+}
+
+// DownloadSymbolFile https://github.com/dotnet/symstore/blob/main/docs/specs/Simple_Symbol_Query_Protocol.md#request
+func DownloadSymbolFile(ctx *context.Context) {
+	filename := ctx.Params("filename")
+	guid := ctx.Params("guid")
+	filename2 := ctx.Params("filename2")
+
+	if filename != filename2 {
+		apiError(ctx, http.StatusBadRequest, nil)
+		return
+	}
+
+	pfs, _, err := packages_model.SearchFiles(ctx, &packages_model.PackageFileSearchOptions{
+		OwnerID:     ctx.Package.Owner.ID,
+		PackageType: string(packages_model.TypeNuGet),
+		Query:       filename,
+		Properties: map[string]string{
+			nuget_module.PropertySymbolID: strings.ToLower(guid),
+		},
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pfs) != 1 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	s, _, err := packages_service.GetPackageFileStream(ctx, pfs[0])
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pfs[0].Name)
+}
+
+// DeletePackage hard deletes the package
+// https://docs.microsoft.com/en-us/nuget/api/package-publish-resource#delete-a-package
+func DeletePackage(ctx *context.Context) {
+	packageName := ctx.Params("id")
+	packageVersion := ctx.Params("version")
+
+	err := packages_service.RemovePackageVersionByNameAndVersion(
+		ctx.Doer,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeNuGet,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+	}
+}

routers/api/packages/pypi/pypi.go

@@ -0,0 +1,174 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package pypi
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"regexp"
+	"strings"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	pypi_module "code.gitea.io/gitea/modules/packages/pypi"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/templates"
+	"code.gitea.io/gitea/modules/validation"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+// https://www.python.org/dev/peps/pep-0503/#normalized-names
+var normalizer = strings.NewReplacer(".", "-", "_", "-")
+var nameMatcher = regexp.MustCompile(`\A[a-z0-9\.\-_]+\z`)
+
+// https://www.python.org/dev/peps/pep-0440/#appendix-b-parsing-version-strings-with-regular-expressions
+var versionMatcher = regexp.MustCompile(`^([1-9][0-9]*!)?(0|[1-9][0-9]*)(\.(0|[1-9][0-9]*))*((a|b|rc)(0|[1-9][0-9]*))?(\.post(0|[1-9][0-9]*))?(\.dev(0|[1-9][0-9]*))?$`)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.PlainText(status, message)
+	})
+}
+
+// PackageMetadata returns the metadata for a single package
+func PackageMetadata(ctx *context.Context) {
+	packageName := normalizer.Replace(ctx.Params("id"))
+
+	pvs, err := packages_model.GetVersionsByPackageName(ctx, ctx.Package.Owner.ID, packages_model.TypePyPI, packageName)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if len(pvs) == 0 {
+		apiError(ctx, http.StatusNotFound, err)
+		return
+	}
+
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Data["RegistryURL"] = setting.AppURL + "api/packages/" + ctx.Package.Owner.Name + "/pypi"
+	ctx.Data["PackageDescriptor"] = pds[0]
+	ctx.Data["PackageDescriptors"] = pds
+	ctx.Render = templates.HTMLRenderer()
+	ctx.HTML(http.StatusOK, "api/packages/pypi/simple")
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	packageName := normalizer.Replace(ctx.Params("id"))
+	packageVersion := ctx.Params("version")
+	filename := ctx.Params("filename")
+
+	s, pf, err := packages_service.GetFileStreamByPackageNameAndVersion(
+		ctx,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypePyPI,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist || err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackageFile adds a file to the package. If the package does not exist, it gets created.
+func UploadPackageFile(ctx *context.Context) {
+	file, fileHeader, err := ctx.Req.FormFile("content")
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+	defer file.Close()
+
+	buf, err := packages_module.CreateHashedBufferFromReader(file, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	_, _, hashSHA256, _ := buf.Sums()
+
+	if !strings.EqualFold(ctx.Req.FormValue("sha256_digest"), fmt.Sprintf("%x", hashSHA256)) {
+		apiError(ctx, http.StatusBadRequest, "hash mismatch")
+		return
+	}
+
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	packageName := normalizer.Replace(ctx.Req.FormValue("name"))
+	packageVersion := ctx.Req.FormValue("version")
+	if !nameMatcher.MatchString(packageName) || !versionMatcher.MatchString(packageVersion) {
+		apiError(ctx, http.StatusBadRequest, "invalid name or version")
+		return
+	}
+
+	projectURL := ctx.Req.FormValue("home_page")
+	if !validation.IsValidURL(projectURL) {
+		projectURL = ""
+	}
+
+	_, _, err = packages_service.CreatePackageOrAddFileToExisting(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypePyPI,
+				Name:        packageName,
+				Version:     packageVersion,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata: &pypi_module.Metadata{
+				Author:          ctx.Req.FormValue("author"),
+				Description:     ctx.Req.FormValue("description"),
+				LongDescription: ctx.Req.FormValue("long_description"),
+				Summary:         ctx.Req.FormValue("summary"),
+				ProjectURL:      projectURL,
+				License:         ctx.Req.FormValue("license"),
+				RequiresPython:  ctx.Req.FormValue("requires_python"),
+			},
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: fileHeader.Filename,
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageFile {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}

routers/api/packages/rubygems/rubygems.go

@@ -0,0 +1,294 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package rubygems
+
+import (
+	"compress/gzip"
+	"compress/zlib"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	packages_module "code.gitea.io/gitea/modules/packages"
+	rubygems_module "code.gitea.io/gitea/modules/packages/rubygems"
+	"code.gitea.io/gitea/routers/api/packages/helper"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+func apiError(ctx *context.Context, status int, obj interface{}) {
+	helper.LogAndProcessError(ctx, status, obj, func(message string) {
+		ctx.PlainText(status, message)
+	})
+}
+
+// EnumeratePackages serves the package list
+func EnumeratePackages(ctx *context.Context) {
+	packages, err := packages_model.GetVersionsByPackageType(ctx, ctx.Package.Owner.ID, packages_model.TypeRubyGems)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	enumeratePackages(ctx, "specs.4.8", packages)
+}
+
+// EnumeratePackagesLatest serves the list of the lastest version of every package
+func EnumeratePackagesLatest(ctx *context.Context) {
+	pvs, _, err := packages_model.SearchLatestVersions(ctx, &packages_model.PackageSearchOptions{
+		OwnerID: ctx.Package.Owner.ID,
+		Type:    packages_model.TypeRubyGems,
+	})
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	enumeratePackages(ctx, "latest_specs.4.8", pvs)
+}
+
+// EnumeratePackagesPreRelease is not supported and serves an empty list
+func EnumeratePackagesPreRelease(ctx *context.Context) {
+	enumeratePackages(ctx, "prerelease_specs.4.8", []*packages_model.PackageVersion{})
+}
+
+func enumeratePackages(ctx *context.Context, filename string, pvs []*packages_model.PackageVersion) {
+	pds, err := packages_model.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	specs := make([]interface{}, 0, len(pds))
+	for _, p := range pds {
+		specs = append(specs, []interface{}{
+			p.Package.Name,
+			&rubygems_module.RubyUserMarshal{
+				Name:  "Gem::Version",
+				Value: []string{p.Version.Version},
+			},
+			p.Metadata.(*rubygems_module.Metadata).Platform,
+		})
+	}
+
+	ctx.SetServeHeaders(filename + ".gz")
+
+	zw := gzip.NewWriter(ctx.Resp)
+	defer zw.Close()
+
+	zw.Name = filename
+
+	if err := rubygems_module.NewMarshalEncoder(zw).Encode(specs); err != nil {
+		ctx.ServerError("Download file failed", err)
+	}
+}
+
+// ServePackageSpecification serves the compressed Gemspec file of a package
+func ServePackageSpecification(ctx *context.Context) {
+	filename := ctx.Params("filename")
+
+	if !strings.HasSuffix(filename, ".gemspec.rz") {
+		apiError(ctx, http.StatusNotImplemented, nil)
+		return
+	}
+
+	pvs, err := getVersionsByFilename(ctx, filename[:len(filename)-10]+"gem")
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if len(pvs) != 1 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	pd, err := packages_model.GetPackageDescriptor(ctx, pvs[0])
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.SetServeHeaders(filename)
+
+	zw := zlib.NewWriter(ctx.Resp)
+	defer zw.Close()
+
+	metadata := pd.Metadata.(*rubygems_module.Metadata)
+
+	// create a Ruby Gem::Specification object
+	spec := &rubygems_module.RubyUserDef{
+		Name: "Gem::Specification",
+		Value: []interface{}{
+			"3.2.3", // @rubygems_version
+			4,       // @specification_version,
+			pd.Package.Name,
+			&rubygems_module.RubyUserMarshal{
+				Name:  "Gem::Version",
+				Value: []string{pd.Version.Version},
+			},
+			nil,               // date
+			metadata.Summary,  // @summary
+			nil,               // @required_ruby_version
+			nil,               // @required_rubygems_version
+			metadata.Platform, // @original_platform
+			[]interface{}{},   // @dependencies
+			nil,               // rubyforge_project
+			"",                // @email
+			metadata.Authors,
+			metadata.Description,
+			metadata.ProjectURL,
+			true,              // has_rdoc
+			metadata.Platform, // @new_platform
+			nil,
+			metadata.Licenses,
+		},
+	}
+
+	if err := rubygems_module.NewMarshalEncoder(zw).Encode(spec); err != nil {
+		ctx.ServerError("Download file failed", err)
+	}
+}
+
+// DownloadPackageFile serves the content of a package
+func DownloadPackageFile(ctx *context.Context) {
+	filename := ctx.Params("filename")
+
+	pvs, err := getVersionsByFilename(ctx, filename)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	if len(pvs) != 1 {
+		apiError(ctx, http.StatusNotFound, nil)
+		return
+	}
+
+	s, pf, err := packages_service.GetFileStreamByPackageVersion(
+		ctx,
+		pvs[0],
+		&packages_service.PackageFileInfo{
+			Filename: filename,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageFileNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer s.Close()
+
+	ctx.ServeStream(s, pf.Name)
+}
+
+// UploadPackageFile adds a file to the package. If the package does not exist, it gets created.
+func UploadPackageFile(ctx *context.Context) {
+	upload, close, err := ctx.UploadStream()
+	if err != nil {
+		apiError(ctx, http.StatusBadRequest, err)
+		return
+	}
+	if close {
+		defer upload.Close()
+	}
+
+	buf, err := packages_module.CreateHashedBufferFromReader(upload, 32*1024*1024)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	defer buf.Close()
+
+	rp, err := rubygems_module.ParsePackageMetaData(buf)
+	if err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	if _, err := buf.Seek(0, io.SeekStart); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	var filename string
+	if rp.Metadata.Platform == "" || rp.Metadata.Platform == "ruby" {
+		filename = strings.ToLower(fmt.Sprintf("%s-%s.gem", rp.Name, rp.Version))
+	} else {
+		filename = strings.ToLower(fmt.Sprintf("%s-%s-%s.gem", rp.Name, rp.Version, rp.Metadata.Platform))
+	}
+
+	_, _, err = packages_service.CreatePackageAndAddFile(
+		&packages_service.PackageCreationInfo{
+			PackageInfo: packages_service.PackageInfo{
+				Owner:       ctx.Package.Owner,
+				PackageType: packages_model.TypeRubyGems,
+				Name:        rp.Name,
+				Version:     rp.Version,
+			},
+			SemverCompatible: true,
+			Creator:          ctx.Doer,
+			Metadata:         rp.Metadata,
+		},
+		&packages_service.PackageFileCreationInfo{
+			PackageFileInfo: packages_service.PackageFileInfo{
+				Filename: filename,
+			},
+			Data:   buf,
+			IsLead: true,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrDuplicatePackageVersion {
+			apiError(ctx, http.StatusBadRequest, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+
+	ctx.Status(http.StatusCreated)
+}
+
+// DeletePackage deletes a package
+func DeletePackage(ctx *context.Context) {
+	// Go populates the form only for POST, PUT and PATCH requests
+	if err := ctx.Req.ParseMultipartForm(32 << 20); err != nil {
+		apiError(ctx, http.StatusInternalServerError, err)
+		return
+	}
+	packageName := ctx.FormString("gem_name")
+	packageVersion := ctx.FormString("version")
+
+	err := packages_service.RemovePackageVersionByNameAndVersion(
+		ctx.Doer,
+		&packages_service.PackageInfo{
+			Owner:       ctx.Package.Owner,
+			PackageType: packages_model.TypeRubyGems,
+			Name:        packageName,
+			Version:     packageVersion,
+		},
+	)
+	if err != nil {
+		if err == packages_model.ErrPackageNotExist {
+			apiError(ctx, http.StatusNotFound, err)
+			return
+		}
+		apiError(ctx, http.StatusInternalServerError, err)
+	}
+}
+
+func getVersionsByFilename(ctx *context.Context, filename string) ([]*packages_model.PackageVersion, error) {
+	pvs, _, err := packages_model.SearchVersions(ctx, &packages_model.PackageSearchOptions{
+		OwnerID:         ctx.Package.Owner.ID,
+		Type:            packages_model.TypeRubyGems,
+		HasFileWithName: filename,
+	})
+	return pvs, err
+}

routers/api/v1/admin/adopt.go

@@ -110,7 +110,7 @@ func AdoptRepository(ctx *context.APIContext) {
 		ctx.NotFound()
 		return
 	}
-	if _, err := repo_service.AdoptRepository(ctx.User, ctxUser, models.CreateRepoOptions{
+	if _, err := repo_service.AdoptRepository(ctx.Doer, ctxUser, models.CreateRepoOptions{
 		Name:      repoName,
 		IsPrivate: true,
 	}); err != nil {
@@ -173,7 +173,7 @@ func DeleteUnadoptedRepository(ctx *context.APIContext) {
 		return
 	}
 
-	if err := repo_service.DeleteUnadoptedRepository(ctx.User, ctxUser, repoName); err != nil {
+	if err := repo_service.DeleteUnadoptedRepository(ctx.Doer, ctxUser, repoName); err != nil {
 		ctx.InternalServerError(err)
 		return
 	}

routers/api/v1/admin/cron.go

@@ -81,7 +81,7 @@ func PostCronTask(ctx *context.APIContext) {
 		return
 	}
 	task.Run()
-	log.Trace("Cron Task %s started by admin(%s)", task.Name, ctx.User.Name)
+	log.Trace("Cron Task %s started by admin(%s)", task.Name, ctx.Doer.Name)
 
 	ctx.Status(http.StatusNoContent)
 }

routers/api/v1/admin/org.go

@@ -8,14 +8,13 @@ package admin
 import (
 	"net/http"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/organization"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
-	"code.gitea.io/gitea/routers/api/v1/user"
 	"code.gitea.io/gitea/routers/api/v1/utils"
 )
 
@@ -45,18 +44,15 @@ func CreateOrg(ctx *context.APIContext) {
 	//     "$ref": "#/responses/forbidden"
 	//   "422":
 	//     "$ref": "#/responses/validationError"
+
 	form := web.GetForm(ctx).(*api.CreateOrgOption)
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
 
 	visibility := api.VisibleTypePublic
 	if form.Visibility != "" {
 		visibility = api.VisibilityModes[form.Visibility]
 	}
 
-	org := &models.Organization{
+	org := &organization.Organization{
 		Name:        form.UserName,
 		FullName:    form.FullName,
 		Description: form.Description,
@@ -67,7 +63,7 @@ func CreateOrg(ctx *context.APIContext) {
 		Visibility:  visibility,
 	}
 
-	if err := models.CreateOrganization(org, u); err != nil {
+	if err := organization.CreateOrganization(org, ctx.ContextUser); err != nil {
 		if user_model.IsErrUserAlreadyExist(err) ||
 			db.IsErrNameReserved(err) ||
 			db.IsErrNameCharsNotAllowed(err) ||
@@ -107,7 +103,7 @@ func GetAllOrgs(ctx *context.APIContext) {
 	listOptions := utils.GetListOptions(ctx)
 
 	users, maxResults, err := user_model.SearchUsers(&user_model.SearchUserOptions{
-		Actor:       ctx.User,
+		Actor:       ctx.Doer,
 		Type:        user_model.UserTypeOrganization,
 		OrderBy:     db.SearchOrderByAlphabetically,
 		ListOptions: listOptions,
@@ -119,7 +115,7 @@ func GetAllOrgs(ctx *context.APIContext) {
 	}
 	orgs := make([]*api.Organization, len(users))
 	for i := range users {
-		orgs[i] = convert.ToOrganization(models.OrgFromUser(users[i]))
+		orgs[i] = convert.ToOrganization(organization.OrgFromUser(users[i]))
 	}
 
 	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)

routers/api/v1/admin/repo.go

@@ -9,7 +9,6 @@ import (
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/repo"
-	"code.gitea.io/gitea/routers/api/v1/user"
 )
 
 // CreateRepo api for creating a repository
@@ -42,11 +41,8 @@ func CreateRepo(ctx *context.APIContext) {
 	//     "$ref": "#/responses/error"
 	//   "422":
 	//     "$ref": "#/responses/validationError"
-	form := web.GetForm(ctx).(*api.CreateRepoOption)
-	owner := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
 
-	repo.CreateUserRepo(ctx, owner, *form)
+	form := web.GetForm(ctx).(*api.CreateRepoOption)
+
+	repo.CreateUserRepo(ctx, ctx.ContextUser, *form)
 }

routers/api/v1/admin/user.go

@@ -22,6 +22,7 @@ import (
 	"code.gitea.io/gitea/modules/password"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/modules/util"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/user"
 	"code.gitea.io/gitea/routers/api/v1/utils"
@@ -73,6 +74,7 @@ func CreateUser(ctx *context.APIContext) {
 	//     "$ref": "#/responses/forbidden"
 	//   "422":
 	//     "$ref": "#/responses/validationError"
+
 	form := web.GetForm(ctx).(*api.CreateUserOption)
 
 	u := &user_model.User{
@@ -81,7 +83,6 @@ func CreateUser(ctx *context.APIContext) {
 		Email:              form.Email,
 		Passwd:             form.Password,
 		MustChangePassword: true,
-		IsActive:           true,
 		LoginType:          auth.Plain,
 	}
 	if form.MustChangePassword != nil {
@@ -107,11 +108,17 @@ func CreateUser(ctx *context.APIContext) {
 		return
 	}
 
-	var overwriteDefault *user_model.CreateUserOverwriteOptions
+	overwriteDefault := &user_model.CreateUserOverwriteOptions{
+		IsActive: util.OptionalBoolTrue,
+	}
+
+	if form.Restricted != nil {
+		overwriteDefault.IsRestricted = util.OptionalBoolOf(*form.Restricted)
+	}
+
 	if form.Visibility != "" {
-		overwriteDefault = &user_model.CreateUserOverwriteOptions{
-			Visibility: api.VisibilityModes[form.Visibility],
-		}
+		visibility := api.VisibilityModes[form.Visibility]
+		overwriteDefault.Visibility = &visibility
 	}
 
 	if err := user_model.CreateUser(u, overwriteDefault); err != nil {
@@ -119,6 +126,7 @@ func CreateUser(ctx *context.APIContext) {
 			user_model.IsErrEmailAlreadyUsed(err) ||
 			db.IsErrNameReserved(err) ||
 			db.IsErrNameCharsNotAllowed(err) ||
+			user_model.IsErrEmailCharIsNotSupported(err) ||
 			user_model.IsErrEmailInvalid(err) ||
 			db.IsErrNamePatternNotAllowed(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
@@ -127,13 +135,13 @@ func CreateUser(ctx *context.APIContext) {
 		}
 		return
 	}
-	log.Trace("Account created by admin (%s): %s", ctx.User.Name, u.Name)
+	log.Trace("Account created by admin (%s): %s", ctx.Doer.Name, u.Name)
 
 	// Send email notification.
 	if form.SendNotify {
 		mailer.SendRegisterNotifyMail(u)
 	}
-	ctx.JSON(http.StatusCreated, convert.ToUser(u, ctx.User))
+	ctx.JSON(http.StatusCreated, convert.ToUser(u, ctx.Doer))
 }
 
 // EditUser api for modifying a user's information
@@ -162,13 +170,10 @@ func EditUser(ctx *context.APIContext) {
 	//     "$ref": "#/responses/forbidden"
 	//   "422":
 	//     "$ref": "#/responses/validationError"
-	form := web.GetForm(ctx).(*api.EditUserOption)
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
 
-	parseAuthSource(ctx, u, form.SourceID, form.LoginName)
+	form := web.GetForm(ctx).(*api.EditUserOption)
+
+	parseAuthSource(ctx, ctx.ContextUser, form.SourceID, form.LoginName)
 	if ctx.Written() {
 		return
 	}
@@ -192,24 +197,24 @@ func EditUser(ctx *context.APIContext) {
 			ctx.Error(http.StatusBadRequest, "PasswordPwned", errors.New("PasswordPwned"))
 			return
 		}
-		if u.Salt, err = user_model.GetUserSalt(); err != nil {
+		if ctx.ContextUser.Salt, err = user_model.GetUserSalt(); err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateUser", err)
 			return
 		}
-		if err = u.SetPassword(form.Password); err != nil {
+		if err = ctx.ContextUser.SetPassword(form.Password); err != nil {
 			ctx.InternalServerError(err)
 			return
 		}
 	}
 
 	if form.MustChangePassword != nil {
-		u.MustChangePassword = *form.MustChangePassword
+		ctx.ContextUser.MustChangePassword = *form.MustChangePassword
 	}
 
-	u.LoginName = form.LoginName
+	ctx.ContextUser.LoginName = form.LoginName
 
 	if form.FullName != nil {
-		u.FullName = *form.FullName
+		ctx.ContextUser.FullName = *form.FullName
 	}
 	var emailChanged bool
 	if form.Email != nil {
@@ -224,57 +229,59 @@ func EditUser(ctx *context.APIContext) {
 			return
 		}
 
-		emailChanged = !strings.EqualFold(u.Email, email)
-		u.Email = email
+		emailChanged = !strings.EqualFold(ctx.ContextUser.Email, email)
+		ctx.ContextUser.Email = email
 	}
 	if form.Website != nil {
-		u.Website = *form.Website
+		ctx.ContextUser.Website = *form.Website
 	}
 	if form.Location != nil {
-		u.Location = *form.Location
+		ctx.ContextUser.Location = *form.Location
 	}
 	if form.Description != nil {
-		u.Description = *form.Description
+		ctx.ContextUser.Description = *form.Description
 	}
 	if form.Active != nil {
-		u.IsActive = *form.Active
+		ctx.ContextUser.IsActive = *form.Active
 	}
 	if len(form.Visibility) != 0 {
-		u.Visibility = api.VisibilityModes[form.Visibility]
+		ctx.ContextUser.Visibility = api.VisibilityModes[form.Visibility]
 	}
 	if form.Admin != nil {
-		u.IsAdmin = *form.Admin
+		ctx.ContextUser.IsAdmin = *form.Admin
 	}
 	if form.AllowGitHook != nil {
-		u.AllowGitHook = *form.AllowGitHook
+		ctx.ContextUser.AllowGitHook = *form.AllowGitHook
 	}
 	if form.AllowImportLocal != nil {
-		u.AllowImportLocal = *form.AllowImportLocal
+		ctx.ContextUser.AllowImportLocal = *form.AllowImportLocal
 	}
 	if form.MaxRepoCreation != nil {
-		u.MaxRepoCreation = *form.MaxRepoCreation
+		ctx.ContextUser.MaxRepoCreation = *form.MaxRepoCreation
 	}
 	if form.AllowCreateOrganization != nil {
-		u.AllowCreateOrganization = *form.AllowCreateOrganization
+		ctx.ContextUser.AllowCreateOrganization = *form.AllowCreateOrganization
 	}
 	if form.ProhibitLogin != nil {
-		u.ProhibitLogin = *form.ProhibitLogin
+		ctx.ContextUser.ProhibitLogin = *form.ProhibitLogin
 	}
 	if form.Restricted != nil {
-		u.IsRestricted = *form.Restricted
+		ctx.ContextUser.IsRestricted = *form.Restricted
 	}
 
-	if err := user_model.UpdateUser(u, emailChanged); err != nil {
-		if user_model.IsErrEmailAlreadyUsed(err) || user_model.IsErrEmailInvalid(err) {
+	if err := user_model.UpdateUser(ctx.ContextUser, emailChanged); err != nil {
+		if user_model.IsErrEmailAlreadyUsed(err) ||
+			user_model.IsErrEmailCharIsNotSupported(err) ||
+			user_model.IsErrEmailInvalid(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "UpdateUser", err)
 		}
 		return
 	}
-	log.Trace("Account profile updated by admin (%s): %s", ctx.User.Name, u.Name)
+	log.Trace("Account profile updated by admin (%s): %s", ctx.Doer.Name, ctx.ContextUser.Name)
 
-	ctx.JSON(http.StatusOK, convert.ToUser(u, ctx.User))
+	ctx.JSON(http.StatusOK, convert.ToUser(ctx.ContextUser, ctx.Doer))
 }
 
 // DeleteUser api for deleting a user
@@ -298,26 +305,28 @@ func DeleteUser(ctx *context.APIContext) {
 	//   "422":
 	//     "$ref": "#/responses/validationError"
 
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
+	if ctx.ContextUser.IsOrganization() {
+		ctx.Error(http.StatusUnprocessableEntity, "", fmt.Errorf("%s is an organization not a user", ctx.ContextUser.Name))
 		return
 	}
 
-	if u.IsOrganization() {
-		ctx.Error(http.StatusUnprocessableEntity, "", fmt.Errorf("%s is an organization not a user", u.Name))
+	// admin should not delete themself
+	if ctx.ContextUser.ID == ctx.Doer.ID {
+		ctx.Error(http.StatusUnprocessableEntity, "", fmt.Errorf("you cannot delete yourself"))
 		return
 	}
 
-	if err := user_service.DeleteUser(u); err != nil {
+	if err := user_service.DeleteUser(ctx.ContextUser); err != nil {
 		if models.IsErrUserOwnRepos(err) ||
-			models.IsErrUserHasOrgs(err) {
+			models.IsErrUserHasOrgs(err) ||
+			models.IsErrUserOwnPackages(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "DeleteUser", err)
 		}
 		return
 	}
-	log.Trace("Account deleted by admin(%s): %s", ctx.User.Name, u.Name)
+	log.Trace("Account deleted by admin(%s): %s", ctx.Doer.Name, ctx.ContextUser.Name)
 
 	ctx.Status(http.StatusNoContent)
 }
@@ -348,12 +357,10 @@ func CreatePublicKey(ctx *context.APIContext) {
 	//     "$ref": "#/responses/forbidden"
 	//   "422":
 	//     "$ref": "#/responses/validationError"
+
 	form := web.GetForm(ctx).(*api.CreateKeyOption)
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	user.CreateUserPublicKey(ctx, *form, u.ID)
+
+	user.CreateUserPublicKey(ctx, *form, ctx.ContextUser.ID)
 }
 
 // DeleteUserPublicKey api for deleting a user's public key
@@ -383,12 +390,7 @@ func DeleteUserPublicKey(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-
-	if err := asymkey_service.DeletePublicKey(u, ctx.ParamsInt64(":id")); err != nil {
+	if err := asymkey_service.DeletePublicKey(ctx.ContextUser, ctx.ParamsInt64(":id")); err != nil {
 		if asymkey_model.IsErrKeyNotExist(err) {
 			ctx.NotFound()
 		} else if asymkey_model.IsErrKeyAccessDenied(err) {
@@ -398,7 +400,7 @@ func DeleteUserPublicKey(ctx *context.APIContext) {
 		}
 		return
 	}
-	log.Trace("Key deleted by admin(%s): %s", ctx.User.Name, u.Name)
+	log.Trace("Key deleted by admin(%s): %s", ctx.Doer.Name, ctx.ContextUser.Name)
 
 	ctx.Status(http.StatusNoContent)
 }
@@ -428,7 +430,7 @@ func GetAllUsers(ctx *context.APIContext) {
 	listOptions := utils.GetListOptions(ctx)
 
 	users, maxResults, err := user_model.SearchUsers(&user_model.SearchUserOptions{
-		Actor:       ctx.User,
+		Actor:       ctx.Doer,
 		Type:        user_model.UserTypeIndividual,
 		OrderBy:     db.SearchOrderByAlphabetically,
 		ListOptions: listOptions,
@@ -440,7 +442,7 @@ func GetAllUsers(ctx *context.APIContext) {
 
 	results := make([]*api.User, len(users))
 	for i := range users {
-		results[i] = convert.ToUser(users[i], ctx.User)
+		results[i] = convert.ToUser(users[i], ctx.Doer)
 	}
 
 	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)

routers/api/v1/api.go

@@ -71,6 +71,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
+	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -84,10 +86,12 @@ import (
 	"code.gitea.io/gitea/routers/api/v1/misc"
 	"code.gitea.io/gitea/routers/api/v1/notify"
 	"code.gitea.io/gitea/routers/api/v1/org"
+	"code.gitea.io/gitea/routers/api/v1/packages"
 	"code.gitea.io/gitea/routers/api/v1/repo"
 	"code.gitea.io/gitea/routers/api/v1/settings"
 	"code.gitea.io/gitea/routers/api/v1/user"
 	"code.gitea.io/gitea/services/auth"
+	context_service "code.gitea.io/gitea/services/context"
 	"code.gitea.io/gitea/services/forms"
 
 	_ "code.gitea.io/gitea/routers/api/v1/swagger" // for swagger generation
@@ -104,7 +108,7 @@ func sudo() func(ctx *context.APIContext) {
 		}
 
 		if len(sudo) > 0 {
-			if ctx.IsSigned && ctx.User.IsAdmin {
+			if ctx.IsSigned && ctx.Doer.IsAdmin {
 				user, err := user_model.GetUserByName(sudo)
 				if err != nil {
 					if user_model.IsErrUserNotExist(err) {
@@ -114,8 +118,8 @@ func sudo() func(ctx *context.APIContext) {
 					}
 					return
 				}
-				log.Trace("Sudo from (%s) to: %s", ctx.User.Name, user.Name)
-				ctx.User = user
+				log.Trace("Sudo from (%s) to: %s", ctx.Doer.Name, user.Name)
+				ctx.Doer = user
 			} else {
 				ctx.JSON(http.StatusForbidden, map[string]string{
 					"message": "Only administrators allowed to sudo.",
@@ -137,8 +141,8 @@ func repoAssignment() func(ctx *context.APIContext) {
 		)
 
 		// Check if the user is the same as the repository owner.
-		if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
-			owner = ctx.User
+		if ctx.IsSigned && ctx.Doer.LowerName == strings.ToLower(userName) {
+			owner = ctx.Doer
 		} else {
 			owner, err = user_model.GetUserByName(userName)
 			if err != nil {
@@ -157,6 +161,7 @@ func repoAssignment() func(ctx *context.APIContext) {
 			}
 		}
 		ctx.Repo.Owner = owner
+		ctx.ContextUser = owner
 
 		// Get repository.
 		repo, err := repo_model.GetRepositoryByName(owner.ID, repoName)
@@ -179,7 +184,7 @@ func repoAssignment() func(ctx *context.APIContext) {
 		repo.Owner = owner
 		ctx.Repo.Repository = repo
 
-		ctx.Repo.Permission, err = models.GetUserRepoPermission(repo, ctx.User)
+		ctx.Repo.Permission, err = models.GetUserRepoPermission(ctx, repo, ctx.Doer)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetUserRepoPermission", err)
 			return
@@ -192,6 +197,15 @@ func repoAssignment() func(ctx *context.APIContext) {
 	}
 }
 
+func reqPackageAccess(accessMode perm.AccessMode) func(ctx *context.APIContext) {
+	return func(ctx *context.APIContext) {
+		if ctx.Package.AccessMode < accessMode && !ctx.IsUserSiteAdmin() {
+			ctx.Error(http.StatusForbidden, "reqPackageAccess", "user should have specific permission or be a site admin")
+			return
+		}
+	}
+}
+
 // Contexter middleware already checks token for user sign in process.
 func reqToken() func(ctx *context.APIContext) {
 	return func(ctx *context.APIContext) {
@@ -203,7 +217,6 @@ func reqToken() func(ctx *context.APIContext) {
 			return
 		}
 		if ctx.IsSigned {
-			ctx.RequireCSRF()
 			return
 		}
 		ctx.Error(http.StatusUnauthorized, "reqToken", "token is required")
@@ -271,6 +284,15 @@ func reqRepoWriter(unitTypes ...unit.Type) func(ctx *context.APIContext) {
 	}
 }
 
+// reqRepoBranchWriter user should have a permission to write to a branch, or be a site admin
+func reqRepoBranchWriter(ctx *context.APIContext) {
+	options, ok := web.GetForm(ctx).(api.FileOptionInterface)
+	if !ok || (!ctx.Repo.CanWriteToBranch(ctx.Doer, options.Branch()) && !ctx.IsUserSiteAdmin()) {
+		ctx.Error(http.StatusForbidden, "reqRepoBranchWriter", "user should have a permission to write to this branch")
+		return
+	}
+}
+
 // reqRepoReader user should have specific read permission or be a repo admin or a site admin
 func reqRepoReader(unitType unit.Type) func(ctx *context.APIContext) {
 	return func(ctx *context.APIContext) {
@@ -308,7 +330,7 @@ func reqOrgOwnership() func(ctx *context.APIContext) {
 			return
 		}
 
-		isOwner, err := models.IsOrganizationOwner(orgID, ctx.User.ID)
+		isOwner, err := organization.IsOrganizationOwner(ctx, orgID, ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrganizationOwner", err)
 			return
@@ -335,7 +357,7 @@ func reqTeamMembership() func(ctx *context.APIContext) {
 		}
 
 		orgID := ctx.Org.Team.OrgID
-		isOwner, err := models.IsOrganizationOwner(orgID, ctx.User.ID)
+		isOwner, err := organization.IsOrganizationOwner(ctx, orgID, ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrganizationOwner", err)
 			return
@@ -343,11 +365,11 @@ func reqTeamMembership() func(ctx *context.APIContext) {
 			return
 		}
 
-		if isTeamMember, err := models.IsTeamMember(orgID, ctx.Org.Team.ID, ctx.User.ID); err != nil {
+		if isTeamMember, err := organization.IsTeamMember(ctx, orgID, ctx.Org.Team.ID, ctx.Doer.ID); err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsTeamMember", err)
 			return
 		} else if !isTeamMember {
-			isOrgMember, err := models.IsOrganizationMember(orgID, ctx.User.ID)
+			isOrgMember, err := organization.IsOrganizationMember(ctx, orgID, ctx.Doer.ID)
 			if err != nil {
 				ctx.Error(http.StatusInternalServerError, "IsOrganizationMember", err)
 			} else if isOrgMember {
@@ -377,7 +399,7 @@ func reqOrgMembership() func(ctx *context.APIContext) {
 			return
 		}
 
-		if isMember, err := models.IsOrganizationMember(orgID, ctx.User.ID); err != nil {
+		if isMember, err := organization.IsOrganizationMember(ctx, orgID, ctx.Doer.ID); err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrganizationMember", err)
 			return
 		} else if !isMember {
@@ -393,7 +415,7 @@ func reqOrgMembership() func(ctx *context.APIContext) {
 
 func reqGitHook() func(ctx *context.APIContext) {
 	return func(ctx *context.APIContext) {
-		if !ctx.User.CanEditGitHook() {
+		if !ctx.Doer.CanEditGitHook() {
 			ctx.Error(http.StatusForbidden, "", "must be allowed to edit Git hooks")
 			return
 		}
@@ -426,9 +448,9 @@ func orgAssignment(args ...bool) func(ctx *context.APIContext) {
 
 		var err error
 		if assignOrg {
-			ctx.Org.Organization, err = models.GetOrgByName(ctx.Params(":org"))
+			ctx.Org.Organization, err = organization.GetOrgByName(ctx.Params(":org"))
 			if err != nil {
-				if models.IsErrOrgNotExist(err) {
+				if organization.IsErrOrgNotExist(err) {
 					redirectUserID, err := user_model.LookupUserRedirect(ctx.Params(":org"))
 					if err == nil {
 						context.RedirectToUser(ctx.Context, ctx.Params(":org"), redirectUserID)
@@ -442,12 +464,13 @@ func orgAssignment(args ...bool) func(ctx *context.APIContext) {
 				}
 				return
 			}
+			ctx.ContextUser = ctx.Org.Organization.AsUser()
 		}
 
 		if assignTeam {
-			ctx.Org.Team, err = models.GetTeamByID(ctx.ParamsInt64(":teamid"))
+			ctx.Org.Team, err = organization.GetTeamByID(ctx.ParamsInt64(":teamid"))
 			if err != nil {
-				if models.IsErrTeamNotExist(err) {
+				if organization.IsErrTeamNotExist(err) {
 					ctx.NotFound()
 				} else {
 					ctx.Error(http.StatusInternalServerError, "GetTeamById", err)
@@ -464,7 +487,7 @@ func mustEnableIssues(ctx *context.APIContext) {
 			if ctx.IsSigned {
 				log.Trace("Permission Denied: User %-v cannot read %-v in Repo %-v\n"+
 					"User in Repo has Permissions: %-+v",
-					ctx.User,
+					ctx.Doer,
 					unit.TypeIssues,
 					ctx.Repo.Repository,
 					ctx.Repo.Permission)
@@ -487,7 +510,7 @@ func mustAllowPulls(ctx *context.APIContext) {
 			if ctx.IsSigned {
 				log.Trace("Permission Denied: User %-v cannot read %-v in Repo %-v\n"+
 					"User in Repo has Permissions: %-+v",
-					ctx.User,
+					ctx.Doer,
 					unit.TypePullRequests,
 					ctx.Repo.Repository,
 					ctx.Repo.Permission)
@@ -511,7 +534,7 @@ func mustEnableIssuesOrPulls(ctx *context.APIContext) {
 			if ctx.IsSigned {
 				log.Trace("Permission Denied: User %-v cannot read %-v and %-v in Repo %-v\n"+
 					"User in Repo has Permissions: %-+v",
-					ctx.User,
+					ctx.Doer,
 					unit.TypeIssues,
 					unit.TypePullRequests,
 					ctx.Repo.Repository,
@@ -561,11 +584,28 @@ func bind(obj interface{}) http.HandlerFunc {
 	})
 }
 
-// Routes registers all v1 APIs routes to web application.
-func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
-	m := web.NewRoute()
+// The OAuth2 plugin is expected to be executed first, as it must ignore the user id stored
+// in the session (if there is a user id stored in session other plugins might return the user
+// object for that id).
+//
+// The Session plugin is expected to be executed second, in order to skip authentication
+// for users that have already signed in.
+func buildAuthGroup() *auth.Group {
+	group := auth.NewGroup(
+		&auth.OAuth2{},
+		&auth.Basic{}, // FIXME: this should be removed once we don't allow basic auth in API
+	)
+	if setting.Service.EnableReverseProxyAuth {
+		group.Add(&auth.ReverseProxy{})
+	}
+	specialAdd(group)
 
-	m.Use(sessioner)
+	return group
+}
+
+// Routes registers all v1 APIs routes to web application.
+func Routes() *web.Route {
+	m := web.NewRoute()
 
 	m.Use(securityHeaders())
 	if setting.CORSConfig.Enabled {
@@ -575,14 +615,19 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 			// setting.CORSConfig.AllowSubdomain // FIXME: the cors middleware needs allowSubdomain option
 			AllowedMethods:   setting.CORSConfig.Methods,
 			AllowCredentials: setting.CORSConfig.AllowCredentials,
-			AllowedHeaders:   []string{"Authorization", "X-CSRFToken", "X-Gitea-OTP"},
+			AllowedHeaders:   []string{"Authorization", "X-Gitea-OTP"},
 			MaxAge:           int(setting.CORSConfig.MaxAge.Seconds()),
 		}))
 	}
 	m.Use(context.APIContexter())
 
+	group := buildAuthGroup()
+	if err := group.Init(); err != nil {
+		log.Error("Could not initialize '%s' auth method, error: %s", group.Name(), err)
+	}
+
 	// Get user from session if logged in.
-	m.Use(context.APIAuth(auth.NewGroup(auth.Methods()...)))
+	m.Use(context.APIAuth(group))
 
 	m.Use(context.ToggleAPI(&context.ToggleOptions{
 		SignInRequired: setting.Service.RequireSignInView,
@@ -641,7 +686,7 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 						Post(bind(api.CreateAccessTokenOption{}), user.CreateAccessToken)
 					m.Combo("/{id}").Delete(user.DeleteAccessToken)
 				}, reqBasicOrRevProxyAuth())
-			})
+			}, context_service.UserAssignmentAPI())
 		})
 
 		m.Group("/users", func() {
@@ -658,7 +703,7 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 				m.Get("/starred", user.GetStarredRepos)
 
 				m.Get("/subscriptions", user.GetWatchedRepos)
-			})
+			}, context_service.UserAssignmentAPI())
 		}, reqToken())
 
 		m.Group("/user", func() {
@@ -674,7 +719,11 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 			m.Get("/followers", user.ListMyFollowers)
 			m.Group("/following", func() {
 				m.Get("", user.ListMyFollowing)
-				m.Combo("/{username}").Get(user.CheckMyFollowing).Put(user.Follow).Delete(user.Unfollow)
+				m.Group("/{username}", func() {
+					m.Get("", user.CheckMyFollowing)
+					m.Put("", user.Follow)
+					m.Delete("", user.Unfollow)
+				}, context_service.UserAssignmentAPI())
 			})
 
 			m.Group("/keys", func() {
@@ -761,14 +810,17 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 						m.Combo("").Get(repo.GetHook).
 							Patch(bind(api.EditHookOption{}), repo.EditHook).
 							Delete(repo.DeleteHook)
-						m.Post("/tests", context.RepoRefForAPI, repo.TestHook)
+						m.Post("/tests", context.ReferencesGitRepo(), context.RepoRefForAPI, repo.TestHook)
 					})
 				}, reqToken(), reqAdmin(), reqWebhooksEnabled())
 				m.Group("/collaborators", func() {
 					m.Get("", reqAnyRepoReader(), repo.ListCollaborators)
-					m.Combo("/{collaborator}").Get(reqAnyRepoReader(), repo.IsCollaborator).
-						Put(reqAdmin(), bind(api.AddCollaboratorOption{}), repo.AddCollaborator).
-						Delete(reqAdmin(), repo.DeleteCollaborator)
+					m.Group("/{collaborator}", func() {
+						m.Combo("").Get(reqAnyRepoReader(), repo.IsCollaborator).
+							Put(reqAdmin(), bind(api.AddCollaboratorOption{}), repo.AddCollaborator).
+							Delete(reqAdmin(), repo.DeleteCollaborator)
+						m.Get("/permission", repo.GetRepoPermissions)
+					}, reqToken())
 				}, reqToken())
 				m.Get("/assignees", reqToken(), reqAnyRepoReader(), repo.GetAssignees)
 				m.Get("/reviewers", reqToken(), reqAnyRepoReader(), repo.GetReviewers)
@@ -778,16 +830,16 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 						Put(reqAdmin(), repo.AddTeam).
 						Delete(reqAdmin(), repo.DeleteTeam)
 				}, reqToken())
-				m.Get("/raw/*", context.RepoRefForAPI, reqRepoReader(unit.TypeCode), repo.GetRawFile)
+				m.Get("/raw/*", context.ReferencesGitRepo(), context.RepoRefForAPI, reqRepoReader(unit.TypeCode), repo.GetRawFile)
 				m.Get("/archive/*", reqRepoReader(unit.TypeCode), repo.GetArchive)
 				m.Combo("/forks").Get(repo.ListForks).
 					Post(reqToken(), reqRepoReader(unit.TypeCode), bind(api.CreateForkOption{}), repo.CreateFork)
 				m.Group("/branches", func() {
-					m.Get("", context.ReferencesGitRepo(false), repo.ListBranches)
-					m.Get("/*", context.ReferencesGitRepo(false), repo.GetBranch)
-					m.Delete("/*", reqRepoWriter(unit.TypeCode), context.ReferencesGitRepo(false), repo.DeleteBranch)
-					m.Post("", reqRepoWriter(unit.TypeCode), context.ReferencesGitRepo(false), bind(api.CreateBranchRepoOption{}), repo.CreateBranch)
-				}, reqRepoReader(unit.TypeCode))
+					m.Get("", repo.ListBranches)
+					m.Get("/*", repo.GetBranch)
+					m.Delete("/*", reqRepoWriter(unit.TypeCode), repo.DeleteBranch)
+					m.Post("", reqRepoWriter(unit.TypeCode), bind(api.CreateBranchRepoOption{}), repo.CreateBranch)
+				}, context.ReferencesGitRepo(), reqRepoReader(unit.TypeCode))
 				m.Group("/branch_protections", func() {
 					m.Get("", repo.ListBranchProtections)
 					m.Post("", bind(api.CreateBranchProtectionOption{}), repo.CreateBranchProtection)
@@ -906,10 +958,10 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 				})
 				m.Group("/releases", func() {
 					m.Combo("").Get(repo.ListReleases).
-						Post(reqToken(), reqRepoWriter(unit.TypeReleases), context.ReferencesGitRepo(false), bind(api.CreateReleaseOption{}), repo.CreateRelease)
+						Post(reqToken(), reqRepoWriter(unit.TypeReleases), context.ReferencesGitRepo(), bind(api.CreateReleaseOption{}), repo.CreateRelease)
 					m.Group("/{id}", func() {
 						m.Combo("").Get(repo.GetRelease).
-							Patch(reqToken(), reqRepoWriter(unit.TypeReleases), context.ReferencesGitRepo(false), bind(api.EditReleaseOption{}), repo.EditRelease).
+							Patch(reqToken(), reqRepoWriter(unit.TypeReleases), context.ReferencesGitRepo(), bind(api.EditReleaseOption{}), repo.EditRelease).
 							Delete(reqToken(), reqRepoWriter(unit.TypeReleases), repo.DeleteRelease)
 						m.Group("/assets", func() {
 							m.Combo("").Get(repo.ListReleaseAttachments).
@@ -926,7 +978,7 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 					})
 				}, reqRepoReader(unit.TypeReleases))
 				m.Post("/mirror-sync", reqToken(), reqRepoWriter(unit.TypeCode), repo.MirrorSync)
-				m.Get("/editorconfig/{filename}", context.RepoRefForAPI, reqRepoReader(unit.TypeCode), repo.GetEditorconfig)
+				m.Get("/editorconfig/{filename}", context.ReferencesGitRepo(), context.RepoRefForAPI, reqRepoReader(unit.TypeCode), repo.GetEditorconfig)
 				m.Group("/pulls", func() {
 					m.Combo("").Get(repo.ListPullRequests).
 						Post(reqToken(), mustNotBeArchived, bind(api.CreatePullRequestOption{}), repo.CreatePullRequest)
@@ -937,7 +989,8 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 						m.Post("/update", reqToken(), repo.UpdatePullRequest)
 						m.Get("/commits", repo.GetPullRequestCommits)
 						m.Combo("/merge").Get(repo.IsPullRequestMerged).
-							Post(reqToken(), mustNotBeArchived, bind(forms.MergePullRequestForm{}), repo.MergePullRequest)
+							Post(reqToken(), mustNotBeArchived, bind(forms.MergePullRequestForm{}), repo.MergePullRequest).
+							Delete(reqToken(), mustNotBeArchived, repo.CancelScheduledAutoMerge)
 						m.Group("/reviews", func() {
 							m.Combo("").
 								Get(repo.ListPullReviews).
@@ -957,39 +1010,39 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 							Delete(reqToken(), bind(api.PullReviewRequestOptions{}), repo.DeleteReviewRequests).
 							Post(reqToken(), bind(api.PullReviewRequestOptions{}), repo.CreateReviewRequests)
 					})
-				}, mustAllowPulls, reqRepoReader(unit.TypeCode), context.ReferencesGitRepo(false))
+				}, mustAllowPulls, reqRepoReader(unit.TypeCode), context.ReferencesGitRepo())
 				m.Group("/statuses", func() {
 					m.Combo("/{sha}").Get(repo.GetCommitStatuses).
 						Post(reqToken(), bind(api.CreateStatusOption{}), repo.NewCommitStatus)
 				}, reqRepoReader(unit.TypeCode))
 				m.Group("/commits", func() {
-					m.Get("", context.ReferencesGitRepo(false), repo.GetAllCommits)
+					m.Get("", context.ReferencesGitRepo(), repo.GetAllCommits)
 					m.Group("/{ref}", func() {
 						m.Get("/status", repo.GetCombinedCommitStatusByRef)
 						m.Get("/statuses", repo.GetCommitStatusesByRef)
-					})
+					}, context.ReferencesGitRepo())
 				}, reqRepoReader(unit.TypeCode))
 				m.Group("/git", func() {
 					m.Group("/commits", func() {
-						m.Get("/{sha}", context.ReferencesGitRepo(false), repo.GetSingleCommit)
+						m.Get("/{sha}", repo.GetSingleCommit)
 						m.Get("/{sha}.{diffType:diff|patch}", repo.DownloadCommitDiffOrPatch)
 					})
 					m.Get("/refs", repo.GetGitAllRefs)
 					m.Get("/refs/*", repo.GetGitRefs)
-					m.Get("/trees/{sha}", context.RepoRefForAPI, repo.GetTree)
-					m.Get("/blobs/{sha}", context.RepoRefForAPI, repo.GetBlob)
-					m.Get("/tags/{sha}", context.RepoRefForAPI, repo.GetAnnotatedTag)
+					m.Get("/trees/{sha}", repo.GetTree)
+					m.Get("/blobs/{sha}", repo.GetBlob)
+					m.Get("/tags/{sha}", repo.GetAnnotatedTag)
 					m.Get("/notes/{sha}", repo.GetNote)
-				}, reqRepoReader(unit.TypeCode))
+				}, context.ReferencesGitRepo(), reqRepoReader(unit.TypeCode))
 				m.Post("/diffpatch", reqRepoWriter(unit.TypeCode), reqToken(), bind(api.ApplyDiffPatchFileOptions{}), repo.ApplyDiffPatch)
 				m.Group("/contents", func() {
 					m.Get("", repo.GetContentsList)
 					m.Get("/*", repo.GetContents)
 					m.Group("/*", func() {
-						m.Post("", bind(api.CreateFileOptions{}), repo.CreateFile)
-						m.Put("", bind(api.UpdateFileOptions{}), repo.UpdateFile)
-						m.Delete("", bind(api.DeleteFileOptions{}), repo.DeleteFile)
-					}, reqRepoWriter(unit.TypeCode), reqToken())
+						m.Post("", bind(api.CreateFileOptions{}), reqRepoBranchWriter, repo.CreateFile)
+						m.Put("", bind(api.UpdateFileOptions{}), reqRepoBranchWriter, repo.UpdateFile)
+						m.Delete("", bind(api.DeleteFileOptions{}), reqRepoBranchWriter, repo.DeleteFile)
+					}, reqToken())
 				}, reqRepoReader(unit.TypeCode))
 				m.Get("/signing-key.gpg", misc.SigningKey)
 				m.Group("/topics", func() {
@@ -1000,17 +1053,26 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 							Delete(reqToken(), repo.DeleteTopic)
 					}, reqAdmin())
 				}, reqAnyRepoReader())
-				m.Get("/issue_templates", context.ReferencesGitRepo(false), repo.GetIssueTemplates)
+				m.Get("/issue_templates", context.ReferencesGitRepo(), repo.GetIssueTemplates)
 				m.Get("/languages", reqRepoReader(unit.TypeCode), repo.GetLanguages)
 			}, repoAssignment())
 		})
 
+		m.Group("/packages/{username}", func() {
+			m.Group("/{type}/{name}/{version}", func() {
+				m.Get("", packages.GetPackage)
+				m.Delete("", reqPackageAccess(perm.AccessModeWrite), packages.DeletePackage)
+				m.Get("/files", packages.ListPackageFiles)
+			})
+			m.Get("/", packages.ListPackages)
+		}, context_service.UserAssignmentAPI(), context.PackageAssignmentAPI(), reqPackageAccess(perm.AccessModeRead))
+
 		// Organizations
 		m.Get("/user/orgs", reqToken(), org.ListMyOrgs)
 		m.Group("/users/{username}/orgs", func() {
 			m.Get("", org.ListUserOrgs)
 			m.Get("/{org}/permissions", reqToken(), org.GetUserOrgsPermissions)
-		})
+		}, context_service.UserAssignmentAPI())
 		m.Post("/orgs", reqToken(), bind(api.CreateOrgOption{}), org.Create)
 		m.Get("/orgs", org.GetAll)
 		m.Group("/orgs/{org}", func() {
@@ -1065,7 +1127,8 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 				m.Get("", org.GetTeamRepos)
 				m.Combo("/{org}/{reponame}").
 					Put(org.AddTeamRepository).
-					Delete(org.RemoveTeamRepository)
+					Delete(org.RemoveTeamRepository).
+					Get(org.GetTeamRepo)
 			})
 		}, orgAssignment(false, true), reqToken(), reqTeamMembership())
 
@@ -1088,7 +1151,7 @@ func Routes(sessioner func(http.Handler) http.Handler) *web.Route {
 					m.Get("/orgs", org.ListUserOrgs)
 					m.Post("/orgs", bind(api.CreateOrgOption{}), admin.CreateOrg)
 					m.Post("/repos", bind(api.CreateRepoOption{}), admin.CreateRepo)
-				})
+				}, context_service.UserAssignmentAPI())
 			})
 			m.Group("/unadopted", func() {
 				m.Get("", admin.ListUnadoptedRepositories)

routers/api/v1/auth.go

@@ -0,0 +1,11 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+//go:build !windows
+
+package v1
+
+import auth_service "code.gitea.io/gitea/services/auth"
+
+func specialAdd(group *auth_service.Group) {}

routers/api/v1/auth_windows.go

@@ -0,0 +1,20 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package v1
+
+import (
+	"code.gitea.io/gitea/models/auth"
+	auth_service "code.gitea.io/gitea/services/auth"
+)
+
+// specialAdd registers the SSPI auth method as the last method in the list.
+// The SSPI plugin is expected to be executed last, as it returns 401 status code if negotiation
+// fails (or if negotiation should continue), which would prevent other authentication methods
+// to execute at all.
+func specialAdd(group *auth_service.Group) {
+	if auth.IsSSPIEnabled() {
+		group.Add(&auth_service.SSPI{})
+	}
+}

routers/api/v1/misc/markdown_test.go

@@ -37,6 +37,8 @@ func createContext(req *http.Request) (*context.Context, *httptest.ResponseRecor
 		Render: rnd,
 		Data:   make(map[string]interface{}),
 	}
+	defer c.Close()
+
 	return c, resp
 }
 

routers/api/v1/misc/nodeinfo.go

@@ -6,12 +6,17 @@ package misc
 
 import (
 	"net/http"
+	"time"
 
+	"code.gitea.io/gitea/models"
+	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/structs"
 )
 
+const cacheKeyNodeInfoUsage = "API_NodeInfoUsage"
+
 // NodeInfo returns the NodeInfo for the Gitea instance to allow for federation
 func NodeInfo(ctx *context.APIContext) {
 	// swagger:operation GET /nodeinfo miscellaneous getNodeInfo
@@ -23,6 +28,37 @@ func NodeInfo(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/NodeInfo"
 
+	nodeInfoUsage := structs.NodeInfoUsage{}
+	if setting.Federation.ShareUserStatistics {
+		info, ok := ctx.Cache.Get(cacheKeyNodeInfoUsage).(structs.NodeInfoUsage)
+		if !ok {
+			usersTotal := int(user_model.CountUsers(nil))
+			now := time.Now()
+			timeOneMonthAgo := now.AddDate(0, -1, 0).Unix()
+			timeHaveYearAgo := now.AddDate(0, -6, 0).Unix()
+			usersActiveMonth := int(user_model.CountUsers(&user_model.CountUserFilter{LastLoginSince: &timeOneMonthAgo}))
+			usersActiveHalfyear := int(user_model.CountUsers(&user_model.CountUserFilter{LastLoginSince: &timeHaveYearAgo}))
+
+			allIssues, _ := models.CountIssues(&models.IssuesOptions{})
+			allComments, _ := models.CountComments(&models.FindCommentsOptions{})
+
+			info = structs.NodeInfoUsage{
+				Users: structs.NodeInfoUsageUsers{
+					Total:          usersTotal,
+					ActiveMonth:    usersActiveMonth,
+					ActiveHalfyear: usersActiveHalfyear,
+				},
+				LocalPosts:    int(allIssues),
+				LocalComments: int(allComments),
+			}
+			if err := ctx.Cache.Put(cacheKeyNodeInfoUsage, nodeInfoUsage, 180); err != nil {
+				ctx.InternalServerError(err)
+				return
+			}
+		}
+		nodeInfoUsage = info
+	}
+
 	nodeInfo := &structs.NodeInfo{
 		Version: "2.1",
 		Software: structs.NodeInfoSoftware{
@@ -34,12 +70,10 @@ func NodeInfo(ctx *context.APIContext) {
 		Protocols: []string{"activitypub"},
 		Services: structs.NodeInfoServices{
 			Inbound:  []string{},
-			Outbound: []string{},
+			Outbound: []string{"rss2.0"},
 		},
 		OpenRegistrations: setting.Service.ShowRegistrationButton,
-		Usage: structs.NodeInfoUsage{
-			Users: structs.NodeInfoUsageUsers{},
-		},
+		Usage:             nodeInfoUsage,
 	}
 	ctx.JSON(http.StatusOK, nodeInfo)
 }

routers/api/v1/misc/swagger.go

@@ -1,21 +0,0 @@
-// Copyright 2017 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package misc
-
-import (
-	"net/http"
-
-	"code.gitea.io/gitea/modules/base"
-	"code.gitea.io/gitea/modules/context"
-)
-
-// tplSwagger swagger page template
-const tplSwagger base.TplName = "swagger/ui"
-
-// Swagger render swagger-ui page with v1 json
-func Swagger(ctx *context.Context) {
-	ctx.Data["APIJSONVersion"] = "v1"
-	ctx.HTML(http.StatusOK, tplSwagger)
-}

routers/api/v1/notify/notifications.go

@@ -22,18 +22,18 @@ func NewAvailable(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/NotificationCount"
-	ctx.JSON(http.StatusOK, api.NotificationCount{New: models.CountUnread(ctx.User)})
+	ctx.JSON(http.StatusOK, api.NotificationCount{New: models.CountUnread(ctx.Doer)})
 }
 
 func getFindNotificationOptions(ctx *context.APIContext) *models.FindNotificationOptions {
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return nil
 	}
 	opts := &models.FindNotificationOptions{
 		ListOptions:       utils.GetListOptions(ctx),
-		UserID:            ctx.User.ID,
+		UserID:            ctx.Doer.ID,
 		UpdatedBeforeUnix: before,
 		UpdatedAfterUnix:  since,
 	}

routers/api/v1/notify/repo.go

@@ -193,7 +193,7 @@ func ReadRepoNotifications(ctx *context.APIContext) {
 	}
 
 	opts := &models.FindNotificationOptions{
-		UserID:            ctx.User.ID,
+		UserID:            ctx.Doer.ID,
 		RepoID:            ctx.Repo.Repository.ID,
 		UpdatedBeforeUnix: lastRead,
 	}
@@ -214,10 +214,10 @@ func ReadRepoNotifications(ctx *context.APIContext) {
 		targetStatus = models.NotificationStatusRead
 	}
 
-	changed := make([]*structs.NotificationThread, len(nl))
+	changed := make([]*structs.NotificationThread, 0, len(nl))
 
 	for _, n := range nl {
-		notif, err := models.SetNotificationStatus(n.ID, ctx.User, targetStatus)
+		notif, err := models.SetNotificationStatus(n.ID, ctx.Doer, targetStatus)
 		if err != nil {
 			ctx.InternalServerError(err)
 			return

routers/api/v1/notify/threads.go

@@ -9,6 +9,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 )
@@ -87,7 +88,7 @@ func ReadThread(ctx *context.APIContext) {
 		targetStatus = models.NotificationStatusRead
 	}
 
-	notif, err := models.SetNotificationStatus(n.ID, ctx.User, targetStatus)
+	notif, err := models.SetNotificationStatus(n.ID, ctx.Doer, targetStatus)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -102,14 +103,14 @@ func ReadThread(ctx *context.APIContext) {
 func getThread(ctx *context.APIContext) *models.Notification {
 	n, err := models.GetNotificationByID(ctx.ParamsInt64(":id"))
 	if err != nil {
-		if models.IsErrNotExist(err) {
+		if db.IsErrNotExist(err) {
 			ctx.Error(http.StatusNotFound, "GetNotificationByID", err)
 		} else {
 			ctx.InternalServerError(err)
 		}
 		return nil
 	}
-	if n.UserID != ctx.User.ID && !ctx.User.IsAdmin {
+	if n.UserID != ctx.Doer.ID && !ctx.Doer.IsAdmin {
 		ctx.Error(http.StatusForbidden, "GetNotificationByID", fmt.Errorf("only user itself and admin are allowed to read/change this thread %d", n.ID))
 		return nil
 	}

routers/api/v1/notify/user.go

@@ -141,7 +141,7 @@ func ReadNotifications(ctx *context.APIContext) {
 		}
 	}
 	opts := &models.FindNotificationOptions{
-		UserID:            ctx.User.ID,
+		UserID:            ctx.Doer.ID,
 		UpdatedBeforeUnix: lastRead,
 	}
 	if !ctx.FormBool("all") {
@@ -162,7 +162,7 @@ func ReadNotifications(ctx *context.APIContext) {
 	changed := make([]*structs.NotificationThread, 0, len(nl))
 
 	for _, n := range nl {
-		notif, err := models.SetNotificationStatus(n.ID, ctx.User, targetStatus)
+		notif, err := models.SetNotificationStatus(n.ID, ctx.Doer, targetStatus)
 		if err != nil {
 			ctx.InternalServerError(err)
 			return

routers/api/v1/org/label.go

@@ -99,7 +99,7 @@ func CreateLabel(ctx *context.APIContext) {
 		OrgID:       ctx.Org.Organization.ID,
 		Description: form.Description,
 	}
-	if err := models.NewLabel(label); err != nil {
+	if err := models.NewLabel(ctx, label); err != nil {
 		ctx.Error(http.StatusInternalServerError, "NewLabel", err)
 		return
 	}

routers/api/v1/org/member.go

@@ -9,6 +9,7 @@ import (
 	"net/url"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/setting"
@@ -19,19 +20,19 @@ import (
 
 // listMembers list an organization's members
 func listMembers(ctx *context.APIContext, publicOnly bool) {
-	opts := &models.FindOrgMembersOpts{
+	opts := &organization.FindOrgMembersOpts{
 		OrgID:       ctx.Org.Organization.ID,
 		PublicOnly:  publicOnly,
 		ListOptions: utils.GetListOptions(ctx),
 	}
 
-	count, err := models.CountOrgMembers(opts)
+	count, err := organization.CountOrgMembers(opts)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
 	}
 
-	members, _, err := models.FindOrgMembers(opts)
+	members, _, err := organization.FindOrgMembers(opts)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -39,7 +40,7 @@ func listMembers(ctx *context.APIContext, publicOnly bool) {
 
 	apiMembers := make([]*api.User, len(members))
 	for i, member := range members {
-		apiMembers[i] = convert.ToUser(member, ctx.User)
+		apiMembers[i] = convert.ToUser(member, ctx.Doer)
 	}
 
 	ctx.SetTotalCountHeader(count)
@@ -72,13 +73,13 @@ func ListMembers(ctx *context.APIContext) {
 	//     "$ref": "#/responses/UserList"
 
 	publicOnly := true
-	if ctx.User != nil {
-		isMember, err := ctx.Org.Organization.IsOrgMember(ctx.User.ID)
+	if ctx.Doer != nil {
+		isMember, err := ctx.Org.Organization.IsOrgMember(ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrgMember", err)
 			return
 		}
-		publicOnly = !isMember && !ctx.User.IsAdmin
+		publicOnly = !isMember && !ctx.Doer.IsAdmin
 	}
 	listMembers(ctx, publicOnly)
 }
@@ -130,7 +131,7 @@ func IsMember(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     description: user is a member
-	//   "302":
+	//   "303":
 	//     description: redirection to /orgs/{org}/public_members/{username}
 	//   "404":
 	//     description: user is not a member
@@ -139,12 +140,12 @@ func IsMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if ctx.User != nil {
-		userIsMember, err := ctx.Org.Organization.IsOrgMember(ctx.User.ID)
+	if ctx.Doer != nil {
+		userIsMember, err := ctx.Org.Organization.IsOrgMember(ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrgMember", err)
 			return
-		} else if userIsMember || ctx.User.IsAdmin {
+		} else if userIsMember || ctx.Doer.IsAdmin {
 			userToCheckIsMember, err := ctx.Org.Organization.IsOrgMember(userToCheck.ID)
 			if err != nil {
 				ctx.Error(http.StatusInternalServerError, "IsOrgMember", err)
@@ -154,14 +155,14 @@ func IsMember(ctx *context.APIContext) {
 				ctx.NotFound()
 			}
 			return
-		} else if ctx.User.ID == userToCheck.ID {
+		} else if ctx.Doer.ID == userToCheck.ID {
 			ctx.NotFound()
 			return
 		}
 	}
 
 	redirectURL := setting.AppSubURL + "/api/v1/orgs/" + url.PathEscape(ctx.Org.Organization.Name) + "/public_members/" + url.PathEscape(userToCheck.Name)
-	ctx.Redirect(redirectURL, 302)
+	ctx.Redirect(redirectURL)
 }
 
 // IsPublicMember check if a user is a public member of an organization
@@ -190,7 +191,7 @@ func IsPublicMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	is, err := models.IsPublicMembership(ctx.Org.Organization.ID, userToCheck.ID)
+	is, err := organization.IsPublicMembership(ctx.Org.Organization.ID, userToCheck.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "IsPublicMembership", err)
 		return
@@ -230,11 +231,11 @@ func PublicizeMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if userToPublicize.ID != ctx.User.ID {
+	if userToPublicize.ID != ctx.Doer.ID {
 		ctx.Error(http.StatusForbidden, "", "Cannot publicize another member")
 		return
 	}
-	err := models.ChangeOrgUserStatus(ctx.Org.Organization.ID, userToPublicize.ID, true)
+	err := organization.ChangeOrgUserStatus(ctx.Org.Organization.ID, userToPublicize.ID, true)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ChangeOrgUserStatus", err)
 		return
@@ -270,11 +271,11 @@ func ConcealMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if userToConceal.ID != ctx.User.ID {
+	if userToConceal.ID != ctx.Doer.ID {
 		ctx.Error(http.StatusForbidden, "", "Cannot conceal another member")
 		return
 	}
-	err := models.ChangeOrgUserStatus(ctx.Org.Organization.ID, userToConceal.ID, false)
+	err := organization.ChangeOrgUserStatus(ctx.Org.Organization.ID, userToConceal.ID, false)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ChangeOrgUserStatus", err)
 		return
@@ -308,8 +309,8 @@ func DeleteMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if err := ctx.Org.Organization.RemoveMember(member.ID); err != nil {
-		ctx.Error(http.StatusInternalServerError, "RemoveMember", err)
+	if err := models.RemoveOrgUser(ctx.Org.Organization.ID, member.ID); err != nil {
+		ctx.Error(http.StatusInternalServerError, "RemoveOrgUser", err)
 	}
 	ctx.Status(http.StatusNoContent)
 }

routers/api/v1/org/org.go

@@ -8,8 +8,8 @@ package org
 import (
 	"net/http"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -23,19 +23,19 @@ import (
 
 func listUserOrgs(ctx *context.APIContext, u *user_model.User) {
 	listOptions := utils.GetListOptions(ctx)
-	showPrivate := ctx.IsSigned && (ctx.User.IsAdmin || ctx.User.ID == u.ID)
+	showPrivate := ctx.IsSigned && (ctx.Doer.IsAdmin || ctx.Doer.ID == u.ID)
 
-	opts := models.FindOrgOptions{
+	opts := organization.FindOrgOptions{
 		ListOptions:    listOptions,
 		UserID:         u.ID,
 		IncludePrivate: showPrivate,
 	}
-	orgs, err := models.FindOrgs(opts)
+	orgs, err := organization.FindOrgs(opts)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "FindOrgs", err)
 		return
 	}
-	maxResults, err := models.CountOrgs(opts)
+	maxResults, err := organization.CountOrgs(opts)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "CountOrgs", err)
 		return
@@ -71,7 +71,7 @@ func ListMyOrgs(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/OrganizationList"
 
-	listUserOrgs(ctx, ctx.User)
+	listUserOrgs(ctx, ctx.Doer)
 }
 
 // ListUserOrgs list user's orgs
@@ -99,11 +99,7 @@ func ListUserOrgs(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/OrganizationList"
 
-	u := user.GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	listUserOrgs(ctx, u)
+	listUserOrgs(ctx, ctx.ContextUser)
 }
 
 // GetUserOrgsPermissions get user permissions in organization
@@ -132,11 +128,6 @@ func GetUserOrgsPermissions(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	var u *user_model.User
-	if u = user.GetUserByParams(ctx); u == nil {
-		return
-	}
-
 	var o *user_model.User
 	if o = user.GetUserByParamsName(ctx, ":org"); o == nil {
 		return
@@ -144,13 +135,13 @@ func GetUserOrgsPermissions(ctx *context.APIContext) {
 
 	op := api.OrganizationPermissions{}
 
-	if !models.HasOrgOrUserVisible(o, u) {
+	if !organization.HasOrgOrUserVisible(ctx, o, ctx.ContextUser) {
 		ctx.NotFound("HasOrgOrUserVisible", nil)
 		return
 	}
 
-	org := models.OrgFromUser(o)
-	authorizeLevel, err := org.GetOrgUserMaxAuthorizeLevel(u.ID)
+	org := organization.OrgFromUser(o)
+	authorizeLevel, err := org.GetOrgUserMaxAuthorizeLevel(ctx.ContextUser.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetOrgUserAuthorizeLevel", err)
 		return
@@ -169,7 +160,7 @@ func GetUserOrgsPermissions(ctx *context.APIContext) {
 		op.IsOwner = true
 	}
 
-	op.CanCreateRepository, err = org.CanCreateOrgRepo(u.ID)
+	op.CanCreateRepository, err = org.CanCreateOrgRepo(ctx.ContextUser.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "CanCreateOrgRepo", err)
 		return
@@ -201,7 +192,7 @@ func GetAll(ctx *context.APIContext) {
 	vMode := []api.VisibleType{api.VisibleTypePublic}
 	if ctx.IsSigned {
 		vMode = append(vMode, api.VisibleTypeLimited)
-		if ctx.User.IsAdmin {
+		if ctx.Doer.IsAdmin {
 			vMode = append(vMode, api.VisibleTypePrivate)
 		}
 	}
@@ -209,7 +200,7 @@ func GetAll(ctx *context.APIContext) {
 	listOptions := utils.GetListOptions(ctx)
 
 	publicOrgs, maxResults, err := user_model.SearchUsers(&user_model.SearchUserOptions{
-		Actor:       ctx.User,
+		Actor:       ctx.Doer,
 		ListOptions: listOptions,
 		Type:        user_model.UserTypeOrganization,
 		OrderBy:     db.SearchOrderByAlphabetically,
@@ -221,7 +212,7 @@ func GetAll(ctx *context.APIContext) {
 	}
 	orgs := make([]*api.Organization, len(publicOrgs))
 	for i := range publicOrgs {
-		orgs[i] = convert.ToOrganization(models.OrgFromUser(publicOrgs[i]))
+		orgs[i] = convert.ToOrganization(organization.OrgFromUser(publicOrgs[i]))
 	}
 
 	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
@@ -251,7 +242,7 @@ func Create(ctx *context.APIContext) {
 	//   "422":
 	//     "$ref": "#/responses/validationError"
 	form := web.GetForm(ctx).(*api.CreateOrgOption)
-	if !ctx.User.CanCreateOrganization() {
+	if !ctx.Doer.CanCreateOrganization() {
 		ctx.Error(http.StatusForbidden, "Create organization not allowed", nil)
 		return
 	}
@@ -261,7 +252,7 @@ func Create(ctx *context.APIContext) {
 		visibility = api.VisibilityModes[form.Visibility]
 	}
 
-	org := &models.Organization{
+	org := &organization.Organization{
 		Name:                      form.UserName,
 		FullName:                  form.FullName,
 		Description:               form.Description,
@@ -272,7 +263,7 @@ func Create(ctx *context.APIContext) {
 		Visibility:                visibility,
 		RepoAdminChangeTeamAccess: form.RepoAdminChangeTeamAccess,
 	}
-	if err := models.CreateOrganization(org, ctx.User); err != nil {
+	if err := organization.CreateOrganization(org, ctx.Doer); err != nil {
 		if user_model.IsErrUserAlreadyExist(err) ||
 			db.IsErrNameReserved(err) ||
 			db.IsErrNameCharsNotAllowed(err) ||
@@ -304,7 +295,7 @@ func Get(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/Organization"
 
-	if !models.HasOrgOrUserVisible(ctx.Org.Organization.AsUser(), ctx.User) {
+	if !organization.HasOrgOrUserVisible(ctx, ctx.Org.Organization.AsUser(), ctx.Doer) {
 		ctx.NotFound("HasOrgOrUserVisible", nil)
 		return
 	}
@@ -346,7 +337,7 @@ func Edit(ctx *context.APIContext) {
 	if form.RepoAdminChangeTeamAccess != nil {
 		org.RepoAdminChangeTeamAccess = *form.RepoAdminChangeTeamAccess
 	}
-	if err := user_model.UpdateUserCols(db.DefaultContext, org.AsUser(),
+	if err := user_model.UpdateUserCols(ctx, org.AsUser(),
 		"full_name", "description", "website", "location",
 		"visibility", "repo_admin_change_team_access",
 	); err != nil {

routers/api/v1/org/team.go

@@ -10,6 +10,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
@@ -47,7 +48,7 @@ func ListTeams(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/TeamList"
 
-	teams, count, err := models.SearchOrgTeams(&models.SearchOrgTeamOptions{
+	teams, count, err := organization.SearchTeam(&organization.SearchTeamOptions{
 		ListOptions: utils.GetListOptions(ctx),
 		OrgID:       ctx.Org.Organization.ID,
 	})
@@ -90,9 +91,9 @@ func ListUserTeams(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/TeamList"
 
-	teams, count, err := models.GetUserTeams(&models.GetUserTeamOptions{
+	teams, count, err := organization.SearchTeam(&organization.SearchTeamOptions{
 		ListOptions: utils.GetListOptions(ctx),
-		UserID:      ctx.User.ID,
+		UserID:      ctx.Doer.ID,
 	})
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetUserTeams", err)
@@ -104,7 +105,7 @@ func ListUserTeams(ctx *context.APIContext) {
 	for i := range teams {
 		apiOrg, ok := cache[teams[i].OrgID]
 		if !ok {
-			org, err := models.GetOrgByID(teams[i].OrgID)
+			org, err := organization.GetOrgByID(teams[i].OrgID)
 			if err != nil {
 				ctx.Error(http.StatusInternalServerError, "GetUserByID", err)
 				return
@@ -150,11 +151,11 @@ func GetTeam(ctx *context.APIContext) {
 	ctx.JSON(http.StatusOK, convert.ToTeam(ctx.Org.Team))
 }
 
-func attachTeamUnits(team *models.Team, units []string) {
+func attachTeamUnits(team *organization.Team, units []string) {
 	unitTypes := unit_model.FindUnitTypes(units...)
-	team.Units = make([]*models.TeamUnit, 0, len(units))
+	team.Units = make([]*organization.TeamUnit, 0, len(units))
 	for _, tp := range unitTypes {
-		team.Units = append(team.Units, &models.TeamUnit{
+		team.Units = append(team.Units, &organization.TeamUnit{
 			OrgID:      team.OrgID,
 			Type:       tp,
 			AccessMode: team.AccessMode,
@@ -170,10 +171,10 @@ func convertUnitsMap(unitsMap map[string]string) map[unit_model.Type]perm.Access
 	return res
 }
 
-func attachTeamUnitsMap(team *models.Team, unitsMap map[string]string) {
-	team.Units = make([]*models.TeamUnit, 0, len(unitsMap))
+func attachTeamUnitsMap(team *organization.Team, unitsMap map[string]string) {
+	team.Units = make([]*organization.TeamUnit, 0, len(unitsMap))
 	for unitKey, p := range unitsMap {
-		team.Units = append(team.Units, &models.TeamUnit{
+		team.Units = append(team.Units, &organization.TeamUnit{
 			OrgID:      team.OrgID,
 			Type:       unit_model.TypeFromKey(unitKey),
 			AccessMode: perm.ParseAccessMode(p),
@@ -210,7 +211,7 @@ func CreateTeam(ctx *context.APIContext) {
 	if p < perm.AccessModeAdmin && len(form.UnitsMap) > 0 {
 		p = unit_model.MinUnitAccessMode(convertUnitsMap(form.UnitsMap))
 	}
-	team := &models.Team{
+	team := &organization.Team{
 		OrgID:                   ctx.Org.Organization.ID,
 		Name:                    form.Name,
 		Description:             form.Description,
@@ -231,7 +232,7 @@ func CreateTeam(ctx *context.APIContext) {
 	}
 
 	if err := models.NewTeam(team); err != nil {
-		if models.IsErrTeamAlreadyExist(err) {
+		if organization.IsErrTeamAlreadyExist(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "NewTeam", err)
@@ -368,24 +369,27 @@ func GetTeamMembers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	isMember, err := models.IsOrganizationMember(ctx.Org.Team.OrgID, ctx.User.ID)
+	isMember, err := organization.IsOrganizationMember(ctx, ctx.Org.Team.OrgID, ctx.Doer.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "IsOrganizationMember", err)
 		return
-	} else if !isMember && !ctx.User.IsAdmin {
+	} else if !isMember && !ctx.Doer.IsAdmin {
 		ctx.NotFound()
 		return
 	}
 
-	if err := ctx.Org.Team.GetMembers(&models.SearchMembersOptions{
+	teamMembers, err := organization.GetTeamMembers(ctx, &organization.SearchMembersOptions{
 		ListOptions: utils.GetListOptions(ctx),
-	}); err != nil {
+		TeamID:      ctx.Org.Team.ID,
+	})
+	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetTeamMembers", err)
 		return
 	}
-	members := make([]*api.User, len(ctx.Org.Team.Members))
-	for i, member := range ctx.Org.Team.Members {
-		members[i] = convert.ToUser(member, ctx.User)
+
+	members := make([]*api.User, len(teamMembers))
+	for i, member := range teamMembers {
+		members[i] = convert.ToUser(member, ctx.Doer)
 	}
 
 	ctx.SetTotalCountHeader(int64(ctx.Org.Team.NumMembers))
@@ -422,7 +426,7 @@ func GetTeamMember(ctx *context.APIContext) {
 		return
 	}
 	teamID := ctx.ParamsInt64("teamid")
-	isTeamMember, err := models.IsUserInTeams(u.ID, []int64{teamID})
+	isTeamMember, err := organization.IsUserInTeams(ctx, u.ID, []int64{teamID})
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "IsUserInTeams", err)
 		return
@@ -430,7 +434,7 @@ func GetTeamMember(ctx *context.APIContext) {
 		ctx.NotFound()
 		return
 	}
-	ctx.JSON(http.StatusOK, convert.ToUser(u, ctx.User))
+	ctx.JSON(http.StatusOK, convert.ToUser(u, ctx.Doer))
 }
 
 // AddTeamMember api for add a member to a team
@@ -462,7 +466,7 @@ func AddTeamMember(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if err := ctx.Org.Team.AddMember(u.ID); err != nil {
+	if err := models.AddTeamMember(ctx.Org.Team, u.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AddMember", err)
 		return
 	}
@@ -499,8 +503,8 @@ func RemoveTeamMember(ctx *context.APIContext) {
 		return
 	}
 
-	if err := ctx.Org.Team.RemoveMember(u.ID); err != nil {
-		ctx.Error(http.StatusInternalServerError, "RemoveMember", err)
+	if err := models.RemoveTeamMember(ctx.Org.Team, u.ID); err != nil {
+		ctx.Error(http.StatusInternalServerError, "RemoveTeamMember", err)
 		return
 	}
 	ctx.Status(http.StatusNoContent)
@@ -533,14 +537,17 @@ func GetTeamRepos(ctx *context.APIContext) {
 	//     "$ref": "#/responses/RepositoryList"
 
 	team := ctx.Org.Team
-	if err := team.GetRepositories(&models.SearchOrgTeamOptions{
+	teamRepos, err := organization.GetTeamRepositories(ctx, &organization.SearchTeamRepoOptions{
 		ListOptions: utils.GetListOptions(ctx),
-	}); err != nil {
+		TeamID:      team.ID,
+	})
+	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetTeamRepos", err)
+		return
 	}
-	repos := make([]*api.Repository, len(team.Repos))
-	for i, repo := range team.Repos {
-		access, err := models.AccessLevel(ctx.User, repo)
+	repos := make([]*api.Repository, len(teamRepos))
+	for i, repo := range teamRepos {
+		access, err := models.AccessLevel(ctx.Doer, repo)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetTeamRepos", err)
 			return
@@ -551,6 +558,55 @@ func GetTeamRepos(ctx *context.APIContext) {
 	ctx.JSON(http.StatusOK, repos)
 }
 
+// GetTeamRepo api for get a particular repo of team
+func GetTeamRepo(ctx *context.APIContext) {
+	// swagger:operation GET /teams/{id}/repos/{org}/{repo} organization orgListTeamRepo
+	// ---
+	// summary: List a particular repo of team
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: id
+	//   in: path
+	//   description: id of the team
+	//   type: integer
+	//   format: int64
+	//   required: true
+	// - name: org
+	//   in: path
+	//   description: organization that owns the repo to list
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo to list
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/Repository"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	repo := getRepositoryByParams(ctx)
+	if ctx.Written() {
+		return
+	}
+
+	if !organization.HasTeamRepo(ctx, ctx.Org.Team.OrgID, ctx.Org.Team.ID, repo.ID) {
+		ctx.NotFound()
+		return
+	}
+
+	access, err := models.AccessLevel(ctx.Doer, repo)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "GetTeamRepos", err)
+		return
+	}
+
+	ctx.JSON(http.StatusOK, convert.ToRepo(repo, access))
+}
+
 // getRepositoryByParams get repository by a team's organization ID and repo name
 func getRepositoryByParams(ctx *context.APIContext) *repo_model.Repository {
 	repo, err := repo_model.GetRepositoryByName(ctx.Org.Team.OrgID, ctx.Params(":reponame"))
@@ -599,14 +655,14 @@ func AddTeamRepository(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if access, err := models.AccessLevel(ctx.User, repo); err != nil {
+	if access, err := models.AccessLevel(ctx.Doer, repo); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 		return
 	} else if access < perm.AccessModeAdmin {
 		ctx.Error(http.StatusForbidden, "", "Must have admin-level access to the repository")
 		return
 	}
-	if err := ctx.Org.Team.AddRepository(repo); err != nil {
+	if err := models.AddRepository(ctx.Org.Team, repo); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AddRepository", err)
 		return
 	}
@@ -649,14 +705,14 @@ func RemoveTeamRepository(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if access, err := models.AccessLevel(ctx.User, repo); err != nil {
+	if access, err := models.AccessLevel(ctx.Doer, repo); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 		return
 	} else if access < perm.AccessModeAdmin {
 		ctx.Error(http.StatusForbidden, "", "Must have admin-level access to the repository")
 		return
 	}
-	if err := ctx.Org.Team.RemoveRepository(repo.ID); err != nil {
+	if err := models.RemoveRepository(ctx.Org.Team, repo.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "RemoveRepository", err)
 		return
 	}
@@ -707,14 +763,15 @@ func SearchTeam(ctx *context.APIContext) {
 
 	listOptions := utils.GetListOptions(ctx)
 
-	opts := &models.SearchOrgTeamOptions{
+	opts := &organization.SearchTeamOptions{
+		UserID:      ctx.Doer.ID,
 		Keyword:     ctx.FormTrim("q"),
 		OrgID:       ctx.Org.Organization.ID,
 		IncludeDesc: ctx.FormString("include_desc") == "" || ctx.FormBool("include_desc"),
 		ListOptions: listOptions,
 	}
 
-	teams, maxResults, err := models.SearchOrgTeams(opts)
+	teams, maxResults, err := organization.SearchTeam(opts)
 	if err != nil {
 		log.Error("SearchTeam failed: %v", err)
 		ctx.JSON(http.StatusInternalServerError, map[string]interface{}{

routers/api/v1/packages/package.go

@@ -0,0 +1,212 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package packages
+
+import (
+	"net/http"
+
+	"code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/convert"
+	api "code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/routers/api/v1/utils"
+	packages_service "code.gitea.io/gitea/services/packages"
+)
+
+// ListPackages gets all packages of an owner
+func ListPackages(ctx *context.APIContext) {
+	// swagger:operation GET /packages/{owner} package listPackages
+	// ---
+	// summary: Gets all packages of an owner
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the packages
+	//   type: string
+	//   required: true
+	// - name: page
+	//   in: query
+	//   description: page number of results to return (1-based)
+	//   type: integer
+	// - name: limit
+	//   in: query
+	//   description: page size of results
+	//   type: integer
+	// - name: type
+	//   in: query
+	//   description: package type filter
+	//   type: string
+	//   enum: [composer, conan, container, generic, helm, maven, npm, nuget, pypi, rubygems]
+	// - name: q
+	//   in: query
+	//   description: name filter
+	//   type: string
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/PackageList"
+
+	listOptions := utils.GetListOptions(ctx)
+
+	packageType := ctx.FormTrim("type")
+	query := ctx.FormTrim("q")
+
+	pvs, count, err := packages.SearchVersions(ctx, &packages.PackageSearchOptions{
+		OwnerID:   ctx.Package.Owner.ID,
+		Type:      packages.Type(packageType),
+		Name:      packages.SearchValue{Value: query},
+		Paginator: &listOptions,
+	})
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "SearchVersions", err)
+		return
+	}
+
+	pds, err := packages.GetPackageDescriptors(ctx, pvs)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "GetPackageDescriptors", err)
+		return
+	}
+
+	apiPackages := make([]*api.Package, 0, len(pds))
+	for _, pd := range pds {
+		apiPackage, err := convert.ToPackage(ctx, pd, ctx.Doer)
+		if err != nil {
+			ctx.Error(http.StatusInternalServerError, "Error converting package for api", err)
+			return
+		}
+		apiPackages = append(apiPackages, apiPackage)
+	}
+
+	ctx.SetLinkHeader(int(count), listOptions.PageSize)
+	ctx.SetTotalCountHeader(count)
+	ctx.JSON(http.StatusOK, apiPackages)
+}
+
+// GetPackage gets a package
+func GetPackage(ctx *context.APIContext) {
+	// swagger:operation GET /packages/{owner}/{type}/{name}/{version} package getPackage
+	// ---
+	// summary: Gets a package
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the package
+	//   type: string
+	//   required: true
+	// - name: type
+	//   in: path
+	//   description: type of the package
+	//   type: string
+	//   required: true
+	// - name: name
+	//   in: path
+	//   description: name of the package
+	//   type: string
+	//   required: true
+	// - name: version
+	//   in: path
+	//   description: version of the package
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/Package"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	apiPackage, err := convert.ToPackage(ctx, ctx.Package.Descriptor, ctx.Doer)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "Error converting package for api", err)
+		return
+	}
+
+	ctx.JSON(http.StatusOK, apiPackage)
+}
+
+// DeletePackage deletes a package
+func DeletePackage(ctx *context.APIContext) {
+	// swagger:operation DELETE /packages/{owner}/{type}/{name}/{version} package deletePackage
+	// ---
+	// summary: Delete a package
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the package
+	//   type: string
+	//   required: true
+	// - name: type
+	//   in: path
+	//   description: type of the package
+	//   type: string
+	//   required: true
+	// - name: name
+	//   in: path
+	//   description: name of the package
+	//   type: string
+	//   required: true
+	// - name: version
+	//   in: path
+	//   description: version of the package
+	//   type: string
+	//   required: true
+	// responses:
+	//   "204":
+	//     "$ref": "#/responses/empty"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	err := packages_service.RemovePackageVersion(ctx.Doer, ctx.Package.Descriptor.Version)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "RemovePackageVersion", err)
+		return
+	}
+	ctx.Status(http.StatusNoContent)
+}
+
+// ListPackageFiles gets all files of a package
+func ListPackageFiles(ctx *context.APIContext) {
+	// swagger:operation GET /packages/{owner}/{type}/{name}/{version}/files package listPackageFiles
+	// ---
+	// summary: Gets all files of a package
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the package
+	//   type: string
+	//   required: true
+	// - name: type
+	//   in: path
+	//   description: type of the package
+	//   type: string
+	//   required: true
+	// - name: name
+	//   in: path
+	//   description: name of the package
+	//   type: string
+	//   required: true
+	// - name: version
+	//   in: path
+	//   description: version of the package
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/PackageFileList"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	apiPackageFiles := make([]*api.PackageFile, 0, len(ctx.Package.Descriptor.Files))
+	for _, pfd := range ctx.Package.Descriptor.Files {
+		apiPackageFiles = append(apiPackageFiles, convert.ToPackageFile(pfd))
+	}
+
+	ctx.JSON(http.StatusOK, apiPackageFiles)
+}

routers/api/v1/repo/blob.go

@@ -45,7 +45,8 @@ func GetBlob(ctx *context.APIContext) {
 		ctx.Error(http.StatusBadRequest, "", "sha not provided")
 		return
 	}
-	if blob, err := files_service.GetBlobBySHA(ctx, ctx.Repo.Repository, sha); err != nil {
+
+	if blob, err := files_service.GetBlobBySHA(ctx, ctx.Repo.Repository, ctx.Repo.GitRepo, sha); err != nil {
 		ctx.Error(http.StatusBadRequest, "", err)
 	} else {
 		ctx.JSON(http.StatusOK, blob)

routers/api/v1/repo/branch.go

@@ -11,6 +11,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -75,7 +76,7 @@ func GetBranch(ctx *context.APIContext) {
 		return
 	}
 
-	br, err := convert.ToBranch(ctx.Repo.Repository, branch, c, branchProtection, ctx.User, ctx.Repo.IsAdmin())
+	br, err := convert.ToBranch(ctx.Repo.Repository, branch, c, branchProtection, ctx.Doer, ctx.Repo.IsAdmin())
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convert.ToBranch", err)
 		return
@@ -117,7 +118,7 @@ func DeleteBranch(ctx *context.APIContext) {
 
 	branchName := ctx.Params("*")
 
-	if err := repo_service.DeleteBranch(ctx.User, ctx.Repo.Repository, ctx.Repo.GitRepo, branchName); err != nil {
+	if err := repo_service.DeleteBranch(ctx.Doer, ctx.Repo.Repository, ctx.Repo.GitRepo, branchName); err != nil {
 		switch {
 		case git.IsErrBranchNotExist(err):
 			ctx.NotFound(err)
@@ -176,7 +177,7 @@ func CreateBranch(ctx *context.APIContext) {
 		opt.OldBranchName = ctx.Repo.Repository.DefaultBranch
 	}
 
-	err := repo_service.CreateNewBranch(ctx, ctx.User, ctx.Repo.Repository, opt.OldBranchName, opt.BranchName)
+	err := repo_service.CreateNewBranch(ctx, ctx.Doer, ctx.Repo.Repository, opt.OldBranchName, opt.BranchName)
 	if err != nil {
 		if models.IsErrBranchDoesNotExist(err) {
 			ctx.Error(http.StatusNotFound, "", "The old branch does not exist")
@@ -211,7 +212,7 @@ func CreateBranch(ctx *context.APIContext) {
 		return
 	}
 
-	br, err := convert.ToBranch(ctx.Repo.Repository, branch, commit, branchProtection, ctx.User, ctx.Repo.IsAdmin())
+	br, err := convert.ToBranch(ctx.Repo.Repository, branch, commit, branchProtection, ctx.Doer, ctx.Repo.IsAdmin())
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convert.ToBranch", err)
 		return
@@ -258,10 +259,15 @@ func ListBranches(ctx *context.APIContext) {
 		return
 	}
 
-	apiBranches := make([]*api.Branch, len(branches))
+	apiBranches := make([]*api.Branch, 0, len(branches))
 	for i := range branches {
 		c, err := branches[i].GetCommit()
 		if err != nil {
+			// Skip if this branch doesn't exist anymore.
+			if git.IsErrNotExist(err) {
+				totalNumOfBranches--
+				continue
+			}
 			ctx.Error(http.StatusInternalServerError, "GetCommit", err)
 			return
 		}
@@ -270,11 +276,12 @@ func ListBranches(ctx *context.APIContext) {
 			ctx.Error(http.StatusInternalServerError, "GetBranchProtection", err)
 			return
 		}
-		apiBranches[i], err = convert.ToBranch(ctx.Repo.Repository, branches[i], c, branchProtection, ctx.User, ctx.Repo.IsAdmin())
+		apiBranch, err := convert.ToBranch(ctx.Repo.Repository, branches[i], c, branchProtection, ctx.Doer, ctx.Repo.IsAdmin())
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "convert.ToBranch", err)
 			return
 		}
+		apiBranches = append(apiBranches, apiBranch)
 	}
 
 	ctx.SetLinkHeader(totalNumOfBranches, listOptions.PageSize)
@@ -448,27 +455,27 @@ func CreateBranchProtection(ctx *context.APIContext) {
 	}
 	var whitelistTeams, mergeWhitelistTeams, approvalsWhitelistTeams []int64
 	if repo.Owner.IsOrganization() {
-		whitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.PushWhitelistTeams, false)
+		whitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.PushWhitelistTeams, false)
 		if err != nil {
-			if models.IsErrTeamNotExist(err) {
+			if organization.IsErrTeamNotExist(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 				return
 			}
 			ctx.Error(http.StatusInternalServerError, "GetTeamIDsByNames", err)
 			return
 		}
-		mergeWhitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.MergeWhitelistTeams, false)
+		mergeWhitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.MergeWhitelistTeams, false)
 		if err != nil {
-			if models.IsErrTeamNotExist(err) {
+			if organization.IsErrTeamNotExist(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 				return
 			}
 			ctx.Error(http.StatusInternalServerError, "GetTeamIDsByNames", err)
 			return
 		}
-		approvalsWhitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.ApprovalsWhitelistTeams, false)
+		approvalsWhitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.ApprovalsWhitelistTeams, false)
 		if err != nil {
-			if models.IsErrTeamNotExist(err) {
+			if organization.IsErrTeamNotExist(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 				return
 			}
@@ -497,7 +504,7 @@ func CreateBranchProtection(ctx *context.APIContext) {
 		BlockOnOutdatedBranch:         form.BlockOnOutdatedBranch,
 	}
 
-	err = models.UpdateProtectBranch(ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
+	err = models.UpdateProtectBranch(ctx, ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
 		UserIDs:          whitelistUsers,
 		TeamIDs:          whitelistTeams,
 		MergeUserIDs:     mergeWhitelistUsers,
@@ -692,9 +699,9 @@ func EditBranchProtection(ctx *context.APIContext) {
 	var whitelistTeams, mergeWhitelistTeams, approvalsWhitelistTeams []int64
 	if repo.Owner.IsOrganization() {
 		if form.PushWhitelistTeams != nil {
-			whitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.PushWhitelistTeams, false)
+			whitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.PushWhitelistTeams, false)
 			if err != nil {
-				if models.IsErrTeamNotExist(err) {
+				if organization.IsErrTeamNotExist(err) {
 					ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 					return
 				}
@@ -705,9 +712,9 @@ func EditBranchProtection(ctx *context.APIContext) {
 			whitelistTeams = protectBranch.WhitelistTeamIDs
 		}
 		if form.MergeWhitelistTeams != nil {
-			mergeWhitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.MergeWhitelistTeams, false)
+			mergeWhitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.MergeWhitelistTeams, false)
 			if err != nil {
-				if models.IsErrTeamNotExist(err) {
+				if organization.IsErrTeamNotExist(err) {
 					ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 					return
 				}
@@ -718,9 +725,9 @@ func EditBranchProtection(ctx *context.APIContext) {
 			mergeWhitelistTeams = protectBranch.MergeWhitelistTeamIDs
 		}
 		if form.ApprovalsWhitelistTeams != nil {
-			approvalsWhitelistTeams, err = models.GetTeamIDsByNames(repo.OwnerID, form.ApprovalsWhitelistTeams, false)
+			approvalsWhitelistTeams, err = organization.GetTeamIDsByNames(repo.OwnerID, form.ApprovalsWhitelistTeams, false)
 			if err != nil {
-				if models.IsErrTeamNotExist(err) {
+				if organization.IsErrTeamNotExist(err) {
 					ctx.Error(http.StatusUnprocessableEntity, "Team does not exist", err)
 					return
 				}
@@ -732,7 +739,7 @@ func EditBranchProtection(ctx *context.APIContext) {
 		}
 	}
 
-	err = models.UpdateProtectBranch(ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
+	err = models.UpdateProtectBranch(ctx, ctx.Repo.Repository, protectBranch, models.WhitelistOptions{
 		UserIDs:          whitelistUsers,
 		TeamIDs:          whitelistTeams,
 		MergeUserIDs:     mergeWhitelistUsers,

routers/api/v1/repo/collaborators.go

@@ -63,7 +63,7 @@ func ListCollaborators(ctx *context.APIContext) {
 
 	users := make([]*api.User, len(collaborators))
 	for i, collaborator := range collaborators {
-		users[i] = convert.ToUser(collaborator.User, ctx.User)
+		users[i] = convert.ToUser(collaborator.User, ctx.Doer)
 	}
 
 	ctx.SetTotalCountHeader(count)
@@ -233,6 +233,61 @@ func DeleteCollaborator(ctx *context.APIContext) {
 	ctx.Status(http.StatusNoContent)
 }
 
+// GetRepoPermissions gets repository permissions for a user
+func GetRepoPermissions(ctx *context.APIContext) {
+	// swagger:operation GET /repos/{owner}/{repo}/collaborators/{collaborator}/permission repository repoGetRepoPermissions
+	// ---
+	// summary: Get repository permissions for a user
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// - name: collaborator
+	//   in: path
+	//   description: username of the collaborator
+	//   type: string
+	//   required: true
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/RepoCollaboratorPermission"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+	//   "403":
+	//     "$ref": "#/responses/forbidden"
+
+	if !ctx.Doer.IsAdmin && ctx.Doer.LoginName != ctx.Params(":collaborator") && !ctx.IsUserRepoAdmin() {
+		ctx.Error(http.StatusForbidden, "User", "Only admins can query all permissions, repo admins can query all repo permissions, collaborators can query only their own")
+		return
+	}
+
+	collaborator, err := user_model.GetUserByName(ctx.Params(":collaborator"))
+	if err != nil {
+		if user_model.IsErrUserNotExist(err) {
+			ctx.Error(http.StatusNotFound, "GetUserByName", err)
+		} else {
+			ctx.Error(http.StatusInternalServerError, "GetUserByName", err)
+		}
+		return
+	}
+
+	permission, err := models.GetUserRepoPermission(ctx, ctx.Repo.Repository, collaborator)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "GetUserRepoPermission", err)
+		return
+	}
+
+	ctx.JSON(http.StatusOK, convert.ToUserAndPermission(collaborator, ctx.ContextUser, permission.AccessMode))
+}
+
 // GetReviewers return all users that can be requested to review in this repo
 func GetReviewers(ctx *context.APIContext) {
 	// swagger:operation GET /repos/{owner}/{repo}/reviewers repository repoGetReviewers
@@ -255,12 +310,12 @@ func GetReviewers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	reviewers, err := models.GetReviewers(ctx.Repo.Repository, ctx.User.ID, 0)
+	reviewers, err := models.GetReviewers(ctx.Repo.Repository, ctx.Doer.ID, 0)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListCollaborators", err)
 		return
 	}
-	ctx.JSON(http.StatusOK, convert.ToUsers(ctx.User, reviewers))
+	ctx.JSON(http.StatusOK, convert.ToUsers(ctx.Doer, reviewers))
 }
 
 // GetAssignees return all users that have write access and can be assigned to issues
@@ -290,5 +345,5 @@ func GetAssignees(ctx *context.APIContext) {
 		ctx.Error(http.StatusInternalServerError, "ListCollaborators", err)
 		return
 	}
-	ctx.JSON(http.StatusOK, convert.ToUsers(ctx.User, assignees))
+	ctx.JSON(http.StatusOK, convert.ToUsers(ctx.Doer, assignees))
 }

routers/api/v1/repo/commits.go

@@ -11,7 +11,6 @@ import (
 	"net/http"
 	"strconv"
 
-	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -268,16 +267,12 @@ func DownloadCommitDiffOrPatch(ctx *context.APIContext) {
 	//     "$ref": "#/responses/string"
 	//   "404":
 	//     "$ref": "#/responses/notFound"
-	repoPath := repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
-	if err := git.GetRawDiff(
-		ctx,
-		repoPath,
-		ctx.Params(":sha"),
-		git.RawDiffType(ctx.Params(":diffType")),
-		ctx.Resp,
-	); err != nil {
+	sha := ctx.Params(":sha")
+	diffType := git.RawDiffType(ctx.Params(":diffType"))
+
+	if err := git.GetRawDiff(ctx.Repo.GitRepo, sha, diffType, ctx.Resp); err != nil {
 		if git.IsErrNotExist(err) {
-			ctx.NotFound(ctx.Params(":sha"))
+			ctx.NotFound(sha)
 			return
 		}
 		ctx.Error(http.StatusInternalServerError, "DownloadCommitDiffOrPatch", err)

routers/api/v1/repo/file.go

@@ -9,13 +9,16 @@ import (
 	"encoding/base64"
 	"fmt"
 	"net/http"
+	"path"
 	"time"
 
 	"code.gitea.io/gitea/models"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
+	"code.gitea.io/gitea/modules/cache"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/common"
@@ -53,7 +56,7 @@ func GetRawFile(ctx *context.APIContext) {
 	//   required: false
 	// responses:
 	//   200:
-	//     description: success
+	//     description: Returns raw file content.
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
@@ -62,33 +65,50 @@ func GetRawFile(ctx *context.APIContext) {
 		return
 	}
 
-	commit := ctx.Repo.Commit
-
-	if ref := ctx.FormTrim("ref"); len(ref) > 0 {
-		var err error
-		commit, err = ctx.Repo.GitRepo.GetCommit(ref)
-		if err != nil {
-			if git.IsErrNotExist(err) {
-				ctx.NotFound()
-			} else {
-				ctx.Error(http.StatusInternalServerError, "GetBlobByPath", err)
-			}
-			return
-		}
+	blob, lastModified := getBlobForEntry(ctx)
+	if ctx.Written() {
+		return
 	}
 
-	blob, err := commit.GetBlobByPath(ctx.Repo.TreePath)
+	if err := common.ServeBlob(ctx.Context, blob, lastModified); err != nil {
+		ctx.Error(http.StatusInternalServerError, "ServeBlob", err)
+	}
+}
+
+func getBlobForEntry(ctx *context.APIContext) (blob *git.Blob, lastModified time.Time) {
+	entry, err := ctx.Repo.Commit.GetTreeEntryByPath(ctx.Repo.TreePath)
 	if err != nil {
 		if git.IsErrNotExist(err) {
 			ctx.NotFound()
 		} else {
-			ctx.Error(http.StatusInternalServerError, "GetBlobByPath", err)
+			ctx.Error(http.StatusInternalServerError, "GetTreeEntryByPath", err)
 		}
 		return
 	}
-	if err = common.ServeBlob(ctx.Context, blob); err != nil {
-		ctx.Error(http.StatusInternalServerError, "ServeBlob", err)
+
+	if entry.IsDir() || entry.IsSubModule() {
+		ctx.NotFound("getBlobForEntry", nil)
+		return
 	}
+
+	var c *git.LastCommitCache
+	if setting.CacheService.LastCommit.Enabled && ctx.Repo.CommitsCount >= setting.CacheService.LastCommit.CommitsCount {
+		c = git.NewLastCommitCache(ctx.Repo.Repository.FullName(), ctx.Repo.GitRepo, setting.LastCommitCacheTTLSeconds, cache.GetCache())
+	}
+
+	info, _, err := git.Entries([]*git.TreeEntry{entry}).GetCommitsInfo(ctx, ctx.Repo.Commit, path.Dir("/" + ctx.Repo.TreePath)[1:], c)
+	if err != nil {
+		ctx.Error(http.StatusInternalServerError, "GetCommitsInfo", err)
+		return
+	}
+
+	if len(info) == 1 {
+		// Not Modified
+		lastModified = info[0].Commit.Committer.When
+	}
+	blob = entry.Blob()
+
+	return
 }
 
 // GetArchive get archive of a repository
@@ -122,7 +142,7 @@ func GetArchive(ctx *context.APIContext) {
 
 	repoPath := repo_model.RepoPath(ctx.Params(":username"), ctx.Params(":reponame"))
 	if ctx.Repo.GitRepo == nil {
-		gitRepo, err := git.OpenRepositoryCtx(ctx, repoPath)
+		gitRepo, err := git.OpenRepository(ctx, repoPath)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "OpenRepository", err)
 			return
@@ -157,13 +177,18 @@ func GetEditorconfig(ctx *context.APIContext) {
 	//   description: filepath of file to get
 	//   type: string
 	//   required: true
+	// - name: ref
+	//   in: query
+	//   description: "The name of the commit/branch/tag. Default the repository’s default branch (usually master)"
+	//   type: string
+	//   required: false
 	// responses:
 	//   200:
 	//     description: success
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	ec, err := ctx.Repo.GetEditorconfig()
+	ec, err := ctx.Repo.GetEditorconfig(ctx.Repo.Commit)
 	if err != nil {
 		if git.IsErrNotExist(err) {
 			ctx.NotFound(err)
@@ -183,8 +208,10 @@ func GetEditorconfig(ctx *context.APIContext) {
 }
 
 // canWriteFiles returns true if repository is editable and user has proper access level.
-func canWriteFiles(r *context.Repository) bool {
-	return r.Permission.CanWrite(unit.TypeCode) && !r.Repository.IsMirror && !r.Repository.IsArchived
+func canWriteFiles(ctx *context.APIContext, branch string) bool {
+	return ctx.Repo.Permission.CanWriteToBranch(ctx.Doer, branch) &&
+		!ctx.Repo.Repository.IsMirror &&
+		!ctx.Repo.Repository.IsArchived
 }
 
 // canReadFiles returns true if repository is readable and user has proper access level.
@@ -233,9 +260,6 @@ func CreateFile(ctx *context.APIContext) {
 	//     "$ref": "#/responses/error"
 
 	apiOpts := web.GetForm(ctx).(*api.CreateFileOptions)
-	if ctx.Repo.Repository.IsEmpty {
-		ctx.Error(http.StatusUnprocessableEntity, "RepoIsEmpty", fmt.Errorf("repo is empty"))
-	}
 
 	if apiOpts.BranchName == "" {
 		apiOpts.BranchName = ctx.Repo.Repository.DefaultBranch
@@ -389,9 +413,9 @@ func handleCreateOrUpdateFileError(ctx *context.APIContext, err error) {
 
 // Called from both CreateFile or UpdateFile to handle both
 func createOrUpdateFile(ctx *context.APIContext, opts *files_service.UpdateRepoFileOptions) (*api.FileResponse, error) {
-	if !canWriteFiles(ctx.Repo) {
+	if !canWriteFiles(ctx, opts.OldBranch) {
 		return nil, models.ErrUserDoesNotHaveAccessToRepo{
-			UserID:   ctx.User.ID,
+			UserID:   ctx.Doer.ID,
 			RepoName: ctx.Repo.Repository.LowerName,
 		}
 	}
@@ -402,7 +426,7 @@ func createOrUpdateFile(ctx *context.APIContext, opts *files_service.UpdateRepoF
 	}
 	opts.Content = string(content)
 
-	return files_service.CreateOrUpdateRepoFile(ctx, ctx.Repo.Repository, ctx.User, opts)
+	return files_service.CreateOrUpdateRepoFile(ctx, ctx.Repo.Repository, ctx.Doer, opts)
 }
 
 // DeleteFile Delete a file in a repository
@@ -446,9 +470,9 @@ func DeleteFile(ctx *context.APIContext) {
 	//     "$ref": "#/responses/error"
 
 	apiOpts := web.GetForm(ctx).(*api.DeleteFileOptions)
-	if !canWriteFiles(ctx.Repo) {
+	if !canWriteFiles(ctx, apiOpts.BranchName) {
 		ctx.Error(http.StatusForbidden, "DeleteFile", models.ErrUserDoesNotHaveAccessToRepo{
-			UserID:   ctx.User.ID,
+			UserID:   ctx.Doer.ID,
 			RepoName: ctx.Repo.Repository.LowerName,
 		})
 		return
@@ -489,7 +513,7 @@ func DeleteFile(ctx *context.APIContext) {
 		opts.Message = ctx.Tr("repo.editor.delete", opts.TreePath)
 	}
 
-	if fileResponse, err := files_service.DeleteRepoFile(ctx, ctx.Repo.Repository, ctx.User, opts); err != nil {
+	if fileResponse, err := files_service.DeleteRepoFile(ctx, ctx.Repo.Repository, ctx.Doer, opts); err != nil {
 		if git.IsErrBranchNotExist(err) || models.IsErrRepoFileDoesNotExist(err) || git.IsErrNotExist(err) {
 			ctx.Error(http.StatusNotFound, "DeleteFile", err)
 			return
@@ -546,7 +570,7 @@ func GetContents(ctx *context.APIContext) {
 
 	if !canReadFiles(ctx.Repo) {
 		ctx.Error(http.StatusInternalServerError, "GetContentsOrList", models.ErrUserDoesNotHaveAccessToRepo{
-			UserID:   ctx.User.ID,
+			UserID:   ctx.Doer.ID,
 			RepoName: ctx.Repo.Repository.LowerName,
 		})
 		return

routers/api/v1/repo/fork.go

@@ -10,6 +10,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
@@ -58,7 +59,7 @@ func ListForks(ctx *context.APIContext) {
 	}
 	apiForks := make([]*api.Repository, len(forks))
 	for i, fork := range forks {
-		access, err := models.AccessLevel(ctx.User, fork)
+		access, err := models.AccessLevel(ctx.Doer, fork)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 			return
@@ -106,18 +107,18 @@ func CreateFork(ctx *context.APIContext) {
 	repo := ctx.Repo.Repository
 	var forker *user_model.User // user/org that will own the fork
 	if form.Organization == nil {
-		forker = ctx.User
+		forker = ctx.Doer
 	} else {
-		org, err := models.GetOrgByName(*form.Organization)
+		org, err := organization.GetOrgByName(*form.Organization)
 		if err != nil {
-			if models.IsErrOrgNotExist(err) {
+			if organization.IsErrOrgNotExist(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "", err)
 			} else {
 				ctx.Error(http.StatusInternalServerError, "GetOrgByName", err)
 			}
 			return
 		}
-		isMember, err := org.IsOrgMember(ctx.User.ID)
+		isMember, err := org.IsOrgMember(ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "IsOrgMember", err)
 			return
@@ -135,7 +136,7 @@ func CreateFork(ctx *context.APIContext) {
 		name = *form.Name
 	}
 
-	fork, err := repo_service.ForkRepository(ctx.User, forker, repo_service.ForkRepoOptions{
+	fork, err := repo_service.ForkRepository(ctx, ctx.Doer, forker, repo_service.ForkRepoOptions{
 		BaseRepo:    repo,
 		Name:        name,
 		Description: repo.Description,

routers/api/v1/repo/hook.go

@@ -138,6 +138,11 @@ func TestHook(ctx *context.APIContext) {
 	//   type: integer
 	//   format: int64
 	//   required: true
+	// - name: ref
+	//   in: query
+	//   description: "The name of the commit/branch/tag. Default the repository’s default branch (usually master)"
+	//   type: string
+	//   required: false
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
@@ -163,8 +168,8 @@ func TestHook(ctx *context.APIContext) {
 		Commits:    []*api.PayloadCommit{commit},
 		HeadCommit: commit,
 		Repo:       convert.ToRepo(ctx.Repo.Repository, perm.AccessModeNone),
-		Pusher:     convert.ToUserWithAccessMode(ctx.User, perm.AccessModeNone),
-		Sender:     convert.ToUserWithAccessMode(ctx.User, perm.AccessModeNone),
+		Pusher:     convert.ToUserWithAccessMode(ctx.Doer, perm.AccessModeNone),
+		Sender:     convert.ToUserWithAccessMode(ctx.Doer, perm.AccessModeNone),
 	}); err != nil {
 		ctx.Error(http.StatusInternalServerError, "PrepareWebhook: ", err)
 		return

routers/api/v1/repo/issue.go

@@ -14,6 +14,8 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	issues_model "code.gitea.io/gitea/models/issues"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -110,7 +112,7 @@ func SearchIssues(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/IssueList"
 
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
@@ -135,7 +137,7 @@ func SearchIssues(ctx *context.APIContext) {
 		// This needs to be a column that is not nil in fixtures or
 		// MySQL will return different results when sorting by null in some cases
 		OrderBy: db.SearchOrderByAlphabetically,
-		Actor:   ctx.User,
+		Actor:   ctx.Doer,
 	}
 	if ctx.IsSigned {
 		opts.Private = true
@@ -161,9 +163,9 @@ func SearchIssues(ctx *context.APIContext) {
 			ctx.Error(http.StatusBadRequest, "", "Owner organisation is required for filtering on team")
 			return
 		}
-		team, err := models.GetTeam(opts.OwnerID, ctx.FormString("team"))
+		team, err := organization.GetTeam(opts.OwnerID, ctx.FormString("team"))
 		if err != nil {
-			if models.IsErrTeamNotExist(err) {
+			if organization.IsErrTeamNotExist(err) {
 				ctx.Error(http.StatusBadRequest, "Team not found", err)
 			} else {
 				ctx.Error(http.StatusInternalServerError, "GetUserByName", err)
@@ -173,6 +175,7 @@ func SearchIssues(ctx *context.APIContext) {
 		opts.TeamID = team.ID
 	}
 
+	repoCond := models.SearchRepositoryCondition(opts)
 	repoIDs, _, err := models.SearchRepositoryIDs(opts)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "SearchRepositoryByName", err)
@@ -233,7 +236,7 @@ func SearchIssues(ctx *context.APIContext) {
 				Page:     ctx.FormInt("page"),
 				PageSize: limit,
 			},
-			RepoIDs:            repoIDs,
+			RepoCond:           repoCond,
 			IsClosed:           isClosed,
 			IssueIDs:           issueIDs,
 			IncludedLabelNames: includedLabelNames,
@@ -245,18 +248,23 @@ func SearchIssues(ctx *context.APIContext) {
 			UpdatedAfterUnix:   since,
 		}
 
+		ctxUserID := int64(0)
+		if ctx.IsSigned {
+			ctxUserID = ctx.Doer.ID
+		}
+
 		// Filter for: Created by User, Assigned to User, Mentioning User, Review of User Requested
 		if ctx.FormBool("created") {
-			issuesOpt.PosterID = ctx.User.ID
+			issuesOpt.PosterID = ctxUserID
 		}
 		if ctx.FormBool("assigned") {
-			issuesOpt.AssigneeID = ctx.User.ID
+			issuesOpt.AssigneeID = ctxUserID
 		}
 		if ctx.FormBool("mentioned") {
-			issuesOpt.MentionedID = ctx.User.ID
+			issuesOpt.MentionedID = ctxUserID
 		}
 		if ctx.FormBool("review_requested") {
-			issuesOpt.ReviewRequestedID = ctx.User.ID
+			issuesOpt.ReviewRequestedID = ctxUserID
 		}
 
 		if issues, err = models.Issues(issuesOpt); err != nil {
@@ -353,7 +361,7 @@ func ListIssues(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/IssueList"
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
@@ -399,12 +407,12 @@ func ListIssues(ctx *context.APIContext) {
 		for i := range part {
 			// uses names and fall back to ids
 			// non existent milestones are discarded
-			mile, err := models.GetMilestoneByRepoIDANDName(ctx.Repo.Repository.ID, part[i])
+			mile, err := issues_model.GetMilestoneByRepoIDANDName(ctx.Repo.Repository.ID, part[i])
 			if err == nil {
 				mileIDs = append(mileIDs, mile.ID)
 				continue
 			}
-			if !models.IsErrMilestoneNotExist(err) {
+			if !issues_model.IsErrMilestoneNotExist(err) {
 				ctx.Error(http.StatusInternalServerError, "GetMilestoneByRepoIDANDName", err)
 				return
 			}
@@ -412,12 +420,12 @@ func ListIssues(ctx *context.APIContext) {
 			if err != nil {
 				continue
 			}
-			mile, err = models.GetMilestoneByRepoID(ctx.Repo.Repository.ID, id)
+			mile, err = issues_model.GetMilestoneByRepoID(ctx, ctx.Repo.Repository.ID, id)
 			if err == nil {
 				mileIDs = append(mileIDs, mile.ID)
 				continue
 			}
-			if models.IsErrMilestoneNotExist(err) {
+			if issues_model.IsErrMilestoneNotExist(err) {
 				continue
 			}
 			ctx.Error(http.StatusInternalServerError, "GetMilestoneByRepoID", err)
@@ -455,7 +463,7 @@ func ListIssues(ctx *context.APIContext) {
 	if len(keyword) == 0 || len(issueIDs) > 0 || len(labelIDs) > 0 {
 		issuesOpt := &models.IssuesOptions{
 			ListOptions:       listOptions,
-			RepoIDs:           []int64{ctx.Repo.Repository.ID},
+			RepoID:            ctx.Repo.Repository.ID,
 			IsClosed:          isClosed,
 			IssueIDs:          issueIDs,
 			LabelIDs:          labelIDs,
@@ -592,8 +600,8 @@ func CreateIssue(ctx *context.APIContext) {
 		RepoID:       ctx.Repo.Repository.ID,
 		Repo:         ctx.Repo.Repository,
 		Title:        form.Title,
-		PosterID:     ctx.User.ID,
-		Poster:       ctx.User,
+		PosterID:     ctx.Doer.ID,
+		Poster:       ctx.Doer,
 		Content:      form.Body,
 		Ref:          form.Ref,
 		DeadlineUnix: deadlineUnix,
@@ -646,7 +654,7 @@ func CreateIssue(ctx *context.APIContext) {
 	}
 
 	if form.Closed {
-		if err := issue_service.ChangeStatus(issue, ctx.User, true); err != nil {
+		if err := issue_service.ChangeStatus(issue, ctx.Doer, true); err != nil {
 			if models.IsErrDependenciesLeft(err) {
 				ctx.Error(http.StatusPreconditionFailed, "DependenciesLeft", "cannot close this issue because it still has open dependencies")
 				return
@@ -724,7 +732,7 @@ func EditIssue(ctx *context.APIContext) {
 		return
 	}
 
-	if !issue.IsPoster(ctx.User.ID) && !canWrite {
+	if !issue.IsPoster(ctx.Doer.ID) && !canWrite {
 		ctx.Status(http.StatusForbidden)
 		return
 	}
@@ -737,7 +745,7 @@ func EditIssue(ctx *context.APIContext) {
 		issue.Content = *form.Body
 	}
 	if form.Ref != nil {
-		err = issue_service.ChangeIssueRef(issue, ctx.User, *form.Ref)
+		err = issue_service.ChangeIssueRef(issue, ctx.Doer, *form.Ref)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateRef", err)
 			return
@@ -754,7 +762,7 @@ func EditIssue(ctx *context.APIContext) {
 			deadlineUnix = timeutil.TimeStamp(deadline.Unix())
 		}
 
-		if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.User); err != nil {
+		if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.Doer); err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateIssueDeadline", err)
 			return
 		}
@@ -775,7 +783,7 @@ func EditIssue(ctx *context.APIContext) {
 			oneAssignee = *form.Assignee
 		}
 
-		err = issue_service.UpdateAssignees(issue, oneAssignee, form.Assignees, ctx.User)
+		err = issue_service.UpdateAssignees(issue, oneAssignee, form.Assignees, ctx.Doer)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateAssignees", err)
 			return
@@ -786,7 +794,7 @@ func EditIssue(ctx *context.APIContext) {
 		issue.MilestoneID != *form.Milestone {
 		oldMilestoneID := issue.MilestoneID
 		issue.MilestoneID = *form.Milestone
-		if err = issue_service.ChangeMilestoneAssign(issue, ctx.User, oldMilestoneID); err != nil {
+		if err = issue_service.ChangeMilestoneAssign(issue, ctx.Doer, oldMilestoneID); err != nil {
 			ctx.Error(http.StatusInternalServerError, "ChangeMilestoneAssign", err)
 			return
 		}
@@ -803,7 +811,7 @@ func EditIssue(ctx *context.APIContext) {
 		}
 		issue.IsClosed = api.StateClosed == api.StateType(*form.State)
 	}
-	statusChangeComment, titleChanged, err := models.UpdateIssueByAPI(issue, ctx.User)
+	statusChangeComment, titleChanged, err := models.UpdateIssueByAPI(issue, ctx.Doer)
 	if err != nil {
 		if models.IsErrDependenciesLeft(err) {
 			ctx.Error(http.StatusPreconditionFailed, "DependenciesLeft", "cannot close this issue because it still has open dependencies")
@@ -814,11 +822,11 @@ func EditIssue(ctx *context.APIContext) {
 	}
 
 	if titleChanged {
-		notification.NotifyIssueChangeTitle(ctx.User, issue, oldTitle)
+		notification.NotifyIssueChangeTitle(ctx.Doer, issue, oldTitle)
 	}
 
 	if statusChangeComment != nil {
-		notification.NotifyIssueChangeStatus(ctx.User, issue, statusChangeComment, issue.IsClosed)
+		notification.NotifyIssueChangeStatus(ctx.Doer, issue, statusChangeComment, issue.IsClosed)
 	}
 
 	// Refetch from database to assign some automatic values
@@ -872,7 +880,7 @@ func DeleteIssue(ctx *context.APIContext) {
 		return
 	}
 
-	if err = issue_service.DeleteIssue(ctx.User, ctx.Repo.GitRepo, issue); err != nil {
+	if err = issue_service.DeleteIssue(ctx.Doer, ctx.Repo.GitRepo, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteIssueByID", err)
 		return
 	}
@@ -941,7 +949,7 @@ func UpdateIssueDeadline(ctx *context.APIContext) {
 		deadlineUnix = timeutil.TimeStamp(deadline.Unix())
 	}
 
-	if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.User); err != nil {
+	if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.Doer); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateIssueDeadline", err)
 		return
 	}

routers/api/v1/repo/issue_comment.go

@@ -6,6 +6,7 @@
 package repo
 
 import (
+	stdCtx "context"
 	"errors"
 	"net/http"
 
@@ -58,7 +59,7 @@ func ListIssueComments(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/CommentList"
 
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
@@ -150,7 +151,7 @@ func ListIssueCommentsAndTimeline(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/TimelineList"
 
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
@@ -183,9 +184,9 @@ func ListIssueCommentsAndTimeline(ctx *context.APIContext) {
 
 	var apiComments []*api.TimelineComment
 	for _, comment := range comments {
-		if comment.Type != models.CommentTypeCode && isXRefCommentAccessible(ctx.User, comment, issue.RepoID) {
+		if comment.Type != models.CommentTypeCode && isXRefCommentAccessible(ctx, ctx.Doer, comment, issue.RepoID) {
 			comment.Issue = issue
-			apiComments = append(apiComments, convert.ToTimelineComment(comment, ctx.User))
+			apiComments = append(apiComments, convert.ToTimelineComment(comment, ctx.Doer))
 		}
 	}
 
@@ -193,16 +194,16 @@ func ListIssueCommentsAndTimeline(ctx *context.APIContext) {
 	ctx.JSON(http.StatusOK, &apiComments)
 }
 
-func isXRefCommentAccessible(user *user_model.User, c *models.Comment, issueRepoID int64) bool {
+func isXRefCommentAccessible(ctx stdCtx.Context, user *user_model.User, c *models.Comment, issueRepoID int64) bool {
 	// Remove comments that the user has no permissions to see
 	if models.CommentTypeIsRef(c.Type) && c.RefRepoID != issueRepoID && c.RefRepoID != 0 {
 		var err error
 		// Set RefRepo for description in template
-		c.RefRepo, err = repo_model.GetRepositoryByID(c.RefRepoID)
+		c.RefRepo, err = repo_model.GetRepositoryByIDCtx(ctx, c.RefRepoID)
 		if err != nil {
 			return false
 		}
-		perm, err := models.GetUserRepoPermission(c.RefRepo, user)
+		perm, err := models.GetUserRepoPermission(ctx, c.RefRepo, user)
 		if err != nil {
 			return false
 		}
@@ -253,7 +254,7 @@ func ListRepoIssueComments(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/CommentList"
 
-	before, since, err := utils.GetQueryBeforeSince(ctx)
+	before, since, err := context.GetQueryBeforeSince(ctx.Context)
 	if err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
@@ -347,12 +348,12 @@ func CreateIssueComment(ctx *context.APIContext) {
 		return
 	}
 
-	if issue.IsLocked && !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) && !ctx.User.IsAdmin {
+	if issue.IsLocked && !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) && !ctx.Doer.IsAdmin {
 		ctx.Error(http.StatusForbidden, "CreateIssueComment", errors.New(ctx.Tr("repo.issues.comment_on_locked")))
 		return
 	}
 
-	comment, err := comment_service.CreateIssueComment(ctx.User, ctx.Repo.Repository, issue, form.Body, nil)
+	comment, err := comment_service.CreateIssueComment(ctx.Doer, ctx.Repo.Repository, issue, form.Body, nil)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateIssueComment", err)
 		return
@@ -534,7 +535,7 @@ func editIssueComment(ctx *context.APIContext, form api.EditIssueCommentOption)
 		return
 	}
 
-	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
+	if !ctx.IsSigned || (ctx.Doer.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
 		ctx.Status(http.StatusForbidden)
 		return
 	}
@@ -546,7 +547,7 @@ func editIssueComment(ctx *context.APIContext, form api.EditIssueCommentOption)
 
 	oldContent := comment.Content
 	comment.Content = form.Body
-	if err := comment_service.UpdateComment(comment, ctx.User, oldContent); err != nil {
+	if err := comment_service.UpdateComment(comment, ctx.Doer, oldContent); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateComment", err)
 		return
 	}
@@ -637,7 +638,7 @@ func deleteIssueComment(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
+	if !ctx.IsSigned || (ctx.Doer.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
 		ctx.Status(http.StatusForbidden)
 		return
 	} else if comment.Type != models.CommentTypeComment {
@@ -645,7 +646,7 @@ func deleteIssueComment(ctx *context.APIContext) {
 		return
 	}
 
-	if err = comment_service.DeleteComment(ctx.User, comment); err != nil {
+	if err = comment_service.DeleteComment(ctx.Doer, comment); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteCommentByID", err)
 		return
 	}

routers/api/v1/repo/issue_label.go

@@ -106,7 +106,7 @@ func AddIssueLabels(ctx *context.APIContext) {
 		return
 	}
 
-	if err = issue_service.AddLabels(issue, ctx.User, labels); err != nil {
+	if err = issue_service.AddLabels(issue, ctx.Doer, labels); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AddLabels", err)
 		return
 	}
@@ -183,7 +183,7 @@ func DeleteIssueLabel(ctx *context.APIContext) {
 		return
 	}
 
-	if err := issue_service.RemoveLabel(issue, ctx.User, label); err != nil {
+	if err := issue_service.RemoveLabel(issue, ctx.Doer, label); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteIssueLabel", err)
 		return
 	}
@@ -232,7 +232,7 @@ func ReplaceIssueLabels(ctx *context.APIContext) {
 		return
 	}
 
-	if err := issue_service.ReplaceLabels(issue, ctx.User, labels); err != nil {
+	if err := issue_service.ReplaceLabels(issue, ctx.Doer, labels); err != nil {
 		ctx.Error(http.StatusInternalServerError, "ReplaceLabels", err)
 		return
 	}
@@ -291,7 +291,7 @@ func ClearIssueLabels(ctx *context.APIContext) {
 		return
 	}
 
-	if err := issue_service.ClearLabels(issue, ctx.User); err != nil {
+	if err := issue_service.ClearLabels(issue, ctx.Doer); err != nil {
 		ctx.Error(http.StatusInternalServerError, "ClearLabels", err)
 		return
 	}

routers/api/v1/repo/issue_reaction.go

@@ -9,6 +9,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	issues_model "code.gitea.io/gitea/models/issues"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
@@ -67,12 +68,12 @@ func GetIssueCommentReactions(ctx *context.APIContext) {
 		return
 	}
 
-	reactions, _, err := models.FindCommentReactions(comment)
+	reactions, _, err := issues_model.FindCommentReactions(comment.IssueID, comment.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "FindCommentReactions", err)
 		return
 	}
-	_, err = reactions.LoadUsers(ctx.Repo.Repository)
+	_, err = reactions.LoadUsers(ctx, ctx.Repo.Repository)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ReactionList.LoadUsers()", err)
 		return
@@ -81,7 +82,7 @@ func GetIssueCommentReactions(ctx *context.APIContext) {
 	var result []api.Reaction
 	for _, r := range reactions {
 		result = append(result, api.Reaction{
-			User:     convert.ToUser(r.User, ctx.User),
+			User:     convert.ToUser(r.User, ctx.Doer),
 			Reaction: r.Type,
 			Created:  r.CreatedUnix.AsTime(),
 		})
@@ -197,13 +198,13 @@ func changeIssueCommentReaction(ctx *context.APIContext, form api.EditReactionOp
 
 	if isCreateType {
 		// PostIssueCommentReaction part
-		reaction, err := models.CreateCommentReaction(ctx.User, comment.Issue, comment, form.Reaction)
+		reaction, err := issues_model.CreateCommentReaction(ctx.Doer.ID, comment.Issue.ID, comment.ID, form.Reaction)
 		if err != nil {
-			if models.IsErrForbiddenIssueReaction(err) {
+			if issues_model.IsErrForbiddenIssueReaction(err) {
 				ctx.Error(http.StatusForbidden, err.Error(), err)
-			} else if models.IsErrReactionAlreadyExist(err) {
+			} else if issues_model.IsErrReactionAlreadyExist(err) {
 				ctx.JSON(http.StatusOK, api.Reaction{
-					User:     convert.ToUser(ctx.User, ctx.User),
+					User:     convert.ToUser(ctx.Doer, ctx.Doer),
 					Reaction: reaction.Type,
 					Created:  reaction.CreatedUnix.AsTime(),
 				})
@@ -214,13 +215,13 @@ func changeIssueCommentReaction(ctx *context.APIContext, form api.EditReactionOp
 		}
 
 		ctx.JSON(http.StatusCreated, api.Reaction{
-			User:     convert.ToUser(ctx.User, ctx.User),
+			User:     convert.ToUser(ctx.Doer, ctx.Doer),
 			Reaction: reaction.Type,
 			Created:  reaction.CreatedUnix.AsTime(),
 		})
 	} else {
 		// DeleteIssueCommentReaction part
-		err = models.DeleteCommentReaction(ctx.User, comment.Issue, comment, form.Reaction)
+		err = issues_model.DeleteCommentReaction(ctx.Doer.ID, comment.Issue.ID, comment.ID, form.Reaction)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "DeleteCommentReaction", err)
 			return
@@ -285,12 +286,12 @@ func GetIssueReactions(ctx *context.APIContext) {
 		return
 	}
 
-	reactions, count, err := models.FindIssueReactions(issue, utils.GetListOptions(ctx))
+	reactions, count, err := issues_model.FindIssueReactions(issue.ID, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "FindIssueReactions", err)
 		return
 	}
-	_, err = reactions.LoadUsers(ctx.Repo.Repository)
+	_, err = reactions.LoadUsers(ctx, ctx.Repo.Repository)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ReactionList.LoadUsers()", err)
 		return
@@ -299,7 +300,7 @@ func GetIssueReactions(ctx *context.APIContext) {
 	var result []api.Reaction
 	for _, r := range reactions {
 		result = append(result, api.Reaction{
-			User:     convert.ToUser(r.User, ctx.User),
+			User:     convert.ToUser(r.User, ctx.Doer),
 			Reaction: r.Type,
 			Created:  r.CreatedUnix.AsTime(),
 		})
@@ -407,13 +408,13 @@ func changeIssueReaction(ctx *context.APIContext, form api.EditReactionOption, i
 
 	if isCreateType {
 		// PostIssueReaction part
-		reaction, err := models.CreateIssueReaction(ctx.User, issue, form.Reaction)
+		reaction, err := issues_model.CreateIssueReaction(ctx.Doer.ID, issue.ID, form.Reaction)
 		if err != nil {
-			if models.IsErrForbiddenIssueReaction(err) {
+			if issues_model.IsErrForbiddenIssueReaction(err) {
 				ctx.Error(http.StatusForbidden, err.Error(), err)
-			} else if models.IsErrReactionAlreadyExist(err) {
+			} else if issues_model.IsErrReactionAlreadyExist(err) {
 				ctx.JSON(http.StatusOK, api.Reaction{
-					User:     convert.ToUser(ctx.User, ctx.User),
+					User:     convert.ToUser(ctx.Doer, ctx.Doer),
 					Reaction: reaction.Type,
 					Created:  reaction.CreatedUnix.AsTime(),
 				})
@@ -424,13 +425,13 @@ func changeIssueReaction(ctx *context.APIContext, form api.EditReactionOption, i
 		}
 
 		ctx.JSON(http.StatusCreated, api.Reaction{
-			User:     convert.ToUser(ctx.User, ctx.User),
+			User:     convert.ToUser(ctx.Doer, ctx.Doer),
 			Reaction: reaction.Type,
 			Created:  reaction.CreatedUnix.AsTime(),
 		})
 	} else {
 		// DeleteIssueReaction part
-		err = models.DeleteIssueReaction(ctx.User, issue, form.Reaction)
+		err = issues_model.DeleteIssueReaction(ctx.Doer.ID, issue.ID, form.Reaction)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "DeleteIssueReaction", err)
 			return

routers/api/v1/repo/issue_stopwatch.go

@@ -9,7 +9,6 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/routers/api/v1/utils"
@@ -56,7 +55,7 @@ func StartIssueStopwatch(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.CreateIssueStopwatch(db.DefaultContext, ctx.User, issue); err != nil {
+	if err := models.CreateIssueStopwatch(ctx, ctx.Doer, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateOrStopIssueStopwatch", err)
 		return
 	}
@@ -105,7 +104,7 @@ func StopIssueStopwatch(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.FinishIssueStopwatch(db.DefaultContext, ctx.User, issue); err != nil {
+	if err := models.FinishIssueStopwatch(ctx, ctx.Doer, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateOrStopIssueStopwatch", err)
 		return
 	}
@@ -154,7 +153,7 @@ func DeleteIssueStopwatch(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.CancelStopwatch(ctx.User, issue); err != nil {
+	if err := models.CancelStopwatch(ctx.Doer, issue); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CancelStopwatch", err)
 		return
 	}
@@ -179,12 +178,12 @@ func prepareIssueStopwatch(ctx *context.APIContext, shouldExist bool) (*models.I
 		return nil, errors.New("Unable to write to PRs")
 	}
 
-	if !ctx.Repo.CanUseTimetracker(issue, ctx.User) {
+	if !ctx.Repo.CanUseTimetracker(issue, ctx.Doer) {
 		ctx.Status(http.StatusForbidden)
 		return nil, errors.New("Cannot use time tracker")
 	}
 
-	if models.StopwatchExists(ctx.User.ID, issue.ID) != shouldExist {
+	if models.StopwatchExists(ctx.Doer.ID, issue.ID) != shouldExist {
 		if shouldExist {
 			ctx.Error(http.StatusConflict, "StopwatchExists", "cannot stop/cancel a non existent stopwatch")
 			err = errors.New("cannot stop/cancel a non existent stopwatch")
@@ -220,13 +219,13 @@ func GetStopwatches(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/StopWatchList"
 
-	sws, err := models.GetUserStopwatches(ctx.User.ID, utils.GetListOptions(ctx))
+	sws, err := models.GetUserStopwatches(ctx.Doer.ID, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetUserStopwatches", err)
 		return
 	}
 
-	count, err := models.CountUserStopwatches(ctx.User.ID)
+	count, err := models.CountUserStopwatches(ctx.Doer.ID)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return

routers/api/v1/repo/issue_subscription.go

@@ -128,8 +128,8 @@ func setIssueSubscription(ctx *context.APIContext, watch bool) {
 	}
 
 	// only admin and user for itself can change subscription
-	if user.ID != ctx.User.ID && !ctx.User.IsAdmin {
-		ctx.Error(http.StatusForbidden, "User", fmt.Errorf("%s is not permitted to change subscriptions for %s", ctx.User.Name, user.Name))
+	if user.ID != ctx.Doer.ID && !ctx.Doer.IsAdmin {
+		ctx.Error(http.StatusForbidden, "User", fmt.Errorf("%s is not permitted to change subscriptions for %s", ctx.Doer.Name, user.Name))
 		return
 	}
 
@@ -197,7 +197,7 @@ func CheckIssueSubscription(ctx *context.APIContext) {
 		return
 	}
 
-	watching, err := models.CheckIssueWatch(ctx.User, issue)
+	watching, err := models.CheckIssueWatch(ctx.Doer, issue)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -281,7 +281,7 @@ func GetIssueSubscribers(ctx *context.APIContext) {
 	}
 	apiUsers := make([]*api.User, 0, len(users))
 	for _, v := range users {
-		apiUsers = append(apiUsers, convert.ToUser(v, ctx.User))
+		apiUsers = append(apiUsers, convert.ToUser(v, ctx.Doer))
 	}
 
 	count, err := models.CountIssueWatchers(issue.ID)

routers/api/v1/repo/issue_tracked_time.go

@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -103,18 +104,18 @@ func ListTrackedTimes(ctx *context.APIContext) {
 		opts.UserID = user.ID
 	}
 
-	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = utils.GetQueryBeforeSince(ctx); err != nil {
+	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = context.GetQueryBeforeSince(ctx.Context); err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
 	}
 
-	cantSetUser := !ctx.User.IsAdmin &&
-		opts.UserID != ctx.User.ID &&
+	cantSetUser := !ctx.Doer.IsAdmin &&
+		opts.UserID != ctx.Doer.ID &&
 		!ctx.IsUserRepoWriter([]unit.Type{unit.TypeIssues})
 
 	if cantSetUser {
 		if opts.UserID == 0 {
-			opts.UserID = ctx.User.ID
+			opts.UserID = ctx.Doer.ID
 		} else {
 			ctx.Error(http.StatusForbidden, "", fmt.Errorf("query by user not allowed; not enough rights"))
 			return
@@ -189,7 +190,7 @@ func AddTime(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.Repo.CanUseTimetracker(issue, ctx.User) {
+	if !ctx.Repo.CanUseTimetracker(issue, ctx.Doer) {
 		if !ctx.Repo.Repository.IsTimetrackerEnabled() {
 			ctx.Error(http.StatusBadRequest, "", "time tracking disabled")
 			return
@@ -198,9 +199,9 @@ func AddTime(ctx *context.APIContext) {
 		return
 	}
 
-	user := ctx.User
+	user := ctx.Doer
 	if form.User != "" {
-		if (ctx.IsUserRepoAdmin() && ctx.User.Name != form.User) || ctx.User.IsAdmin {
+		if (ctx.IsUserRepoAdmin() && ctx.Doer.Name != form.User) || ctx.Doer.IsAdmin {
 			// allow only RepoAdmin, Admin and User to add time
 			user, err = user_model.GetUserByName(form.User)
 			if err != nil {
@@ -270,7 +271,7 @@ func ResetIssueTime(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.Repo.CanUseTimetracker(issue, ctx.User) {
+	if !ctx.Repo.CanUseTimetracker(issue, ctx.Doer) {
 		if !ctx.Repo.Repository.IsTimetrackerEnabled() {
 			ctx.JSON(http.StatusBadRequest, struct{ Message string }{Message: "time tracking disabled"})
 			return
@@ -279,16 +280,16 @@ func ResetIssueTime(ctx *context.APIContext) {
 		return
 	}
 
-	err = models.DeleteIssueUserTimes(issue, ctx.User)
+	err = models.DeleteIssueUserTimes(issue, ctx.Doer)
 	if err != nil {
-		if models.IsErrNotExist(err) {
+		if db.IsErrNotExist(err) {
 			ctx.Error(http.StatusNotFound, "DeleteIssueUserTimes", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "DeleteIssueUserTimes", err)
 		}
 		return
 	}
-	ctx.Status(204)
+	ctx.Status(http.StatusNoContent)
 }
 
 // DeleteTime delete a specific time by id
@@ -341,7 +342,7 @@ func DeleteTime(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.Repo.CanUseTimetracker(issue, ctx.User) {
+	if !ctx.Repo.CanUseTimetracker(issue, ctx.Doer) {
 		if !ctx.Repo.Repository.IsTimetrackerEnabled() {
 			ctx.JSON(http.StatusBadRequest, struct{ Message string }{Message: "time tracking disabled"})
 			return
@@ -352,7 +353,7 @@ func DeleteTime(ctx *context.APIContext) {
 
 	time, err := models.GetTrackedTimeByID(ctx.ParamsInt64(":id"))
 	if err != nil {
-		if models.IsErrNotExist(err) {
+		if db.IsErrNotExist(err) {
 			ctx.NotFound(err)
 			return
 		}
@@ -364,7 +365,7 @@ func DeleteTime(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.User.IsAdmin && time.UserID != ctx.User.ID {
+	if !ctx.Doer.IsAdmin && time.UserID != ctx.Doer.ID {
 		// Only Admin and User itself can delete their time
 		ctx.Status(http.StatusForbidden)
 		return
@@ -428,7 +429,7 @@ func ListTrackedTimesByUser(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.IsUserRepoAdmin() && !ctx.User.IsAdmin && ctx.User.ID != user.ID {
+	if !ctx.IsUserRepoAdmin() && !ctx.Doer.IsAdmin && ctx.Doer.ID != user.ID {
 		ctx.Error(http.StatusForbidden, "", fmt.Errorf("query by user not allowed; not enough rights"))
 		return
 	}
@@ -522,18 +523,18 @@ func ListTrackedTimesByRepository(ctx *context.APIContext) {
 	}
 
 	var err error
-	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = utils.GetQueryBeforeSince(ctx); err != nil {
+	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = context.GetQueryBeforeSince(ctx.Context); err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
 	}
 
-	cantSetUser := !ctx.User.IsAdmin &&
-		opts.UserID != ctx.User.ID &&
+	cantSetUser := !ctx.Doer.IsAdmin &&
+		opts.UserID != ctx.Doer.ID &&
 		!ctx.IsUserRepoWriter([]unit.Type{unit.TypeIssues})
 
 	if cantSetUser {
 		if opts.UserID == 0 {
-			opts.UserID = ctx.User.ID
+			opts.UserID = ctx.Doer.ID
 		} else {
 			ctx.Error(http.StatusForbidden, "", fmt.Errorf("query by user not allowed; not enough rights"))
 			return
@@ -593,11 +594,11 @@ func ListMyTrackedTimes(ctx *context.APIContext) {
 
 	opts := &models.FindTrackedTimesOptions{
 		ListOptions: utils.GetListOptions(ctx),
-		UserID:      ctx.User.ID,
+		UserID:      ctx.Doer.ID,
 	}
 
 	var err error
-	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = utils.GetQueryBeforeSince(ctx); err != nil {
+	if opts.CreatedBeforeUnix, opts.CreatedAfterUnix, err = context.GetQueryBeforeSince(ctx.Context); err != nil {
 		ctx.Error(http.StatusUnprocessableEntity, "GetQueryBeforeSince", err)
 		return
 	}

routers/api/v1/repo/key.go

@@ -87,7 +87,7 @@ func ListDeployKeys(ctx *context.APIContext) {
 		Fingerprint: ctx.FormString("fingerprint"),
 	}
 
-	keys, err := asymkey_model.ListDeployKeys(db.DefaultContext, opts)
+	keys, err := asymkey_model.ListDeployKeys(ctx, opts)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -107,7 +107,7 @@ func ListDeployKeys(ctx *context.APIContext) {
 			return
 		}
 		apiKeys[i] = convert.ToDeployKey(apiLink, keys[i])
-		if ctx.User.IsAdmin || ((ctx.Repo.Repository.ID == keys[i].RepoID) && (ctx.User.ID == ctx.Repo.Owner.ID)) {
+		if ctx.Doer.IsAdmin || ((ctx.Repo.Repository.ID == keys[i].RepoID) && (ctx.Doer.ID == ctx.Repo.Owner.ID)) {
 			apiKeys[i], _ = appendPrivateInformation(apiKeys[i], keys[i], ctx.Repo.Repository)
 		}
 	}
@@ -144,7 +144,7 @@ func GetDeployKey(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/DeployKey"
 
-	key, err := asymkey_model.GetDeployKeyByID(db.DefaultContext, ctx.ParamsInt64(":id"))
+	key, err := asymkey_model.GetDeployKeyByID(ctx, ctx.ParamsInt64(":id"))
 	if err != nil {
 		if asymkey_model.IsErrDeployKeyNotExist(err) {
 			ctx.NotFound()
@@ -161,7 +161,7 @@ func GetDeployKey(ctx *context.APIContext) {
 
 	apiLink := composeDeployKeysAPILink(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 	apiKey := convert.ToDeployKey(apiLink, key)
-	if ctx.User.IsAdmin || ((ctx.Repo.Repository.ID == key.RepoID) && (ctx.User.ID == ctx.Repo.Owner.ID)) {
+	if ctx.Doer.IsAdmin || ((ctx.Repo.Repository.ID == key.RepoID) && (ctx.Doer.ID == ctx.Repo.Owner.ID)) {
 		apiKey, _ = appendPrivateInformation(apiKey, key, ctx.Repo.Repository)
 	}
 	ctx.JSON(http.StatusOK, apiKey)
@@ -270,7 +270,7 @@ func DeleteDeploykey(ctx *context.APIContext) {
 	//   "403":
 	//     "$ref": "#/responses/forbidden"
 
-	if err := asymkey_service.DeleteDeployKey(ctx.User, ctx.ParamsInt64(":id")); err != nil {
+	if err := asymkey_service.DeleteDeployKey(ctx.Doer, ctx.ParamsInt64(":id")); err != nil {
 		if asymkey_model.IsErrKeyAccessDenied(err) {
 			ctx.Error(http.StatusForbidden, "", "You do not have access to this key")
 		} else {

routers/api/v1/repo/label.go

@@ -161,7 +161,7 @@ func CreateLabel(ctx *context.APIContext) {
 		RepoID:      ctx.Repo.Repository.ID,
 		Description: form.Description,
 	}
-	if err := models.NewLabel(label); err != nil {
+	if err := models.NewLabel(ctx, label); err != nil {
 		ctx.Error(http.StatusInternalServerError, "NewLabel", err)
 		return
 	}

routers/api/v1/repo/language.go

@@ -76,9 +76,7 @@ func GetLanguages(ctx *context.APIContext) {
 	}
 
 	resp := make(languageResponse, len(langs))
-	for i, v := range langs {
-		resp[i] = v
-	}
+	copy(resp, langs)
 
 	ctx.JSON(http.StatusOK, resp)
 }

routers/api/v1/repo/main_test.go

@@ -9,8 +9,15 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/unittest"
+	"code.gitea.io/gitea/modules/setting"
+	webhook_service "code.gitea.io/gitea/services/webhook"
 )
 
 func TestMain(m *testing.M) {
-	unittest.MainTest(m, filepath.Join("..", "..", "..", ".."))
+	setting.LoadForTest()
+	setting.NewQueueService()
+	unittest.MainTest(m, &unittest.TestOptions{
+		GiteaRootPath: filepath.Join("..", "..", "..", ".."),
+		SetUp:         webhook_service.Init,
+	})
 }

routers/api/v1/repo/migrate.go

@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
@@ -51,6 +52,8 @@ func Migrate(ctx *context.APIContext) {
 	//     "$ref": "#/responses/Repository"
 	//   "403":
 	//     "$ref": "#/responses/forbidden"
+	//   "409":
+	//     description: The repository with the same name already exists.
 	//   "422":
 	//     "$ref": "#/responses/validationError"
 
@@ -66,7 +69,7 @@ func Migrate(ctx *context.APIContext) {
 	} else if form.RepoOwnerID != 0 {
 		repoOwner, err = user_model.GetUserByID(form.RepoOwnerID)
 	} else {
-		repoOwner = ctx.User
+		repoOwner = ctx.Doer
 	}
 	if err != nil {
 		if user_model.IsErrUserNotExist(err) {
@@ -82,15 +85,15 @@ func Migrate(ctx *context.APIContext) {
 		return
 	}
 
-	if !ctx.User.IsAdmin {
-		if !repoOwner.IsOrganization() && ctx.User.ID != repoOwner.ID {
+	if !ctx.Doer.IsAdmin {
+		if !repoOwner.IsOrganization() && ctx.Doer.ID != repoOwner.ID {
 			ctx.Error(http.StatusForbidden, "", "Given user is not an organization.")
 			return
 		}
 
 		if repoOwner.IsOrganization() {
 			// Check ownership of organization.
-			isOwner, err := models.OrgFromUser(repoOwner).IsOwnedBy(ctx.User.ID)
+			isOwner, err := organization.OrgFromUser(repoOwner).IsOwnedBy(ctx.Doer.ID)
 			if err != nil {
 				ctx.Error(http.StatusInternalServerError, "IsOwnedBy", err)
 				return
@@ -103,7 +106,7 @@ func Migrate(ctx *context.APIContext) {
 
 	remoteAddr, err := forms.ParseRemoteAddr(form.CloneAddr, form.AuthUsername, form.AuthPassword)
 	if err == nil {
-		err = migrations.IsMigrateURLAllowed(remoteAddr, ctx.User)
+		err = migrations.IsMigrateURLAllowed(remoteAddr, ctx.Doer)
 	}
 	if err != nil {
 		handleRemoteAddrError(ctx, err)
@@ -130,7 +133,7 @@ func Migrate(ctx *context.APIContext) {
 			ctx.Error(http.StatusInternalServerError, "", ctx.Tr("repo.migrate.invalid_lfs_endpoint"))
 			return
 		}
-		err = migrations.IsMigrateURLAllowed(ep.String(), ctx.User)
+		err = migrations.IsMigrateURLAllowed(ep.String(), ctx.Doer)
 		if err != nil {
 			handleRemoteAddrError(ctx, err)
 			return
@@ -167,7 +170,7 @@ func Migrate(ctx *context.APIContext) {
 		opts.Releases = false
 	}
 
-	repo, err := repo_module.CreateRepository(ctx.User, repoOwner, models.CreateRepoOptions{
+	repo, err := repo_module.CreateRepository(ctx.Doer, repoOwner, models.CreateRepoOptions{
 		Name:           opts.RepoName,
 		Description:    opts.Description,
 		OriginalURL:    form.CloneAddr,
@@ -192,18 +195,18 @@ func Migrate(ctx *context.APIContext) {
 		}
 
 		if err == nil {
-			notification.NotifyMigrateRepository(ctx.User, repoOwner, repo)
+			notification.NotifyMigrateRepository(ctx.Doer, repoOwner, repo)
 			return
 		}
 
 		if repo != nil {
-			if errDelete := models.DeleteRepository(ctx.User, repoOwner.ID, repo.ID); errDelete != nil {
+			if errDelete := models.DeleteRepository(ctx.Doer, repoOwner.ID, repo.ID); errDelete != nil {
 				log.Error("DeleteRepository: %v", errDelete)
 			}
 		}
 	}()
 
-	if repo, err = migrations.MigrateRepository(graceful.GetManager().HammerContext(), ctx.User, repoOwner.Name, opts, nil); err != nil {
+	if repo, err = migrations.MigrateRepository(graceful.GetManager().HammerContext(), ctx.Doer, repoOwner.Name, opts, nil); err != nil {
 		handleMigrateError(ctx, repoOwner, remoteAddr, err)
 		return
 	}
@@ -235,7 +238,7 @@ func handleMigrateError(ctx *context.APIContext, repoOwner *user_model.User, rem
 	case base.IsErrNotSupported(err):
 		ctx.Error(http.StatusUnprocessableEntity, "", err)
 	default:
-		err = util.NewStringURLSanitizedError(err, remoteAddr, true)
+		err = util.SanitizeErrorCredentialURLs(err)
 		if strings.Contains(err.Error(), "Authentication failed") ||
 			strings.Contains(err.Error(), "Bad credentials") ||
 			strings.Contains(err.Error(), "could not read Username") {

routers/api/v1/repo/milestone.go

@@ -10,7 +10,7 @@ import (
 	"strconv"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	issues_model "code.gitea.io/gitea/models/issues"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
@@ -57,7 +57,7 @@ func ListMilestones(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/MilestoneList"
 
-	milestones, total, err := models.GetMilestones(models.GetMilestonesOption{
+	milestones, total, err := issues_model.GetMilestones(issues_model.GetMilestonesOption{
 		ListOptions: utils.GetListOptions(ctx),
 		RepoID:      ctx.Repo.Repository.ID,
 		State:       api.StateType(ctx.FormString("state")),
@@ -146,7 +146,7 @@ func CreateMilestone(ctx *context.APIContext) {
 		form.Deadline = &defaultDeadline
 	}
 
-	milestone := &models.Milestone{
+	milestone := &issues_model.Milestone{
 		RepoID:       ctx.Repo.Repository.ID,
 		Name:         form.Title,
 		Content:      form.Description,
@@ -158,7 +158,7 @@ func CreateMilestone(ctx *context.APIContext) {
 		milestone.ClosedDateUnix = timeutil.TimeStampNow()
 	}
 
-	if err := models.NewMilestone(milestone); err != nil {
+	if err := issues_model.NewMilestone(milestone); err != nil {
 		ctx.Error(http.StatusInternalServerError, "NewMilestone", err)
 		return
 	}
@@ -218,7 +218,7 @@ func EditMilestone(ctx *context.APIContext) {
 		milestone.IsClosed = *form.State == string(api.StateClosed)
 	}
 
-	if err := models.UpdateMilestone(milestone, oldIsClosed); err != nil {
+	if err := issues_model.UpdateMilestone(milestone, oldIsClosed); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateMilestone", err)
 		return
 	}
@@ -255,7 +255,7 @@ func DeleteMilestone(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.DeleteMilestoneByRepoID(ctx.Repo.Repository.ID, m.ID); err != nil {
+	if err := issues_model.DeleteMilestoneByRepoID(ctx.Repo.Repository.ID, m.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteMilestoneByRepoID", err)
 		return
 	}
@@ -263,23 +263,23 @@ func DeleteMilestone(ctx *context.APIContext) {
 }
 
 // getMilestoneByIDOrName get milestone by ID and if not available by name
-func getMilestoneByIDOrName(ctx *context.APIContext) *models.Milestone {
+func getMilestoneByIDOrName(ctx *context.APIContext) *issues_model.Milestone {
 	mile := ctx.Params(":id")
 	mileID, _ := strconv.ParseInt(mile, 0, 64)
 
 	if mileID != 0 {
-		milestone, err := models.GetMilestoneByRepoID(ctx.Repo.Repository.ID, mileID)
+		milestone, err := issues_model.GetMilestoneByRepoID(ctx, ctx.Repo.Repository.ID, mileID)
 		if err == nil {
 			return milestone
-		} else if !models.IsErrMilestoneNotExist(err) {
+		} else if !issues_model.IsErrMilestoneNotExist(err) {
 			ctx.Error(http.StatusInternalServerError, "GetMilestoneByRepoID", err)
 			return nil
 		}
 	}
 
-	milestone, err := models.GetMilestoneByRepoIDANDName(ctx.Repo.Repository.ID, mile)
+	milestone, err := issues_model.GetMilestoneByRepoIDANDName(ctx.Repo.Repository.ID, mile)
 	if err != nil {
-		if models.IsErrMilestoneNotExist(err) {
+		if issues_model.IsErrMilestoneNotExist(err) {
 			ctx.NotFound()
 			return nil
 		}

routers/api/v1/repo/mirror.go

@@ -5,8 +5,10 @@
 package repo
 
 import (
+	"errors"
 	"net/http"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/setting"
@@ -48,6 +50,15 @@ func MirrorSync(ctx *context.APIContext) {
 		return
 	}
 
+	if _, err := repo_model.GetMirrorByRepoID(repo.ID); err != nil {
+		if errors.Is(err, repo_model.ErrMirrorNotExist) {
+			ctx.Error(http.StatusBadRequest, "MirrorSync", "Repository is not a mirror")
+			return
+		}
+		ctx.Error(http.StatusInternalServerError, "MirrorSync", err)
+		return
+	}
+
 	mirror_service.StartToMirror(repo.ID)
 
 	ctx.Status(http.StatusOK)

routers/api/v1/repo/notes.go

@@ -55,15 +55,13 @@ func GetNote(ctx *context.APIContext) {
 }
 
 func getNote(ctx *context.APIContext, identifier string) {
-	gitRepo, err := git.OpenRepositoryCtx(ctx, ctx.Repo.Repository.RepoPath())
-	if err != nil {
-		ctx.Error(http.StatusInternalServerError, "OpenRepository", err)
+	if ctx.Repo.GitRepo == nil {
+		ctx.InternalServerError(fmt.Errorf("no open git repo"))
 		return
 	}
-	defer gitRepo.Close()
+
 	var note git.Note
-	err = git.GetNote(ctx, gitRepo, identifier, &note)
-	if err != nil {
+	if err := git.GetNote(ctx, ctx.Repo.GitRepo, identifier, &note); err != nil {
 		if git.IsErrNotExist(err) {
 			ctx.NotFound(identifier)
 			return
@@ -72,7 +70,7 @@ func getNote(ctx *context.APIContext, identifier string) {
 		return
 	}
 
-	cmt, err := convert.ToCommit(ctx.Repo.Repository, gitRepo, note.Commit, nil)
+	cmt, err := convert.ToCommit(ctx.Repo.Repository, ctx.Repo.GitRepo, note.Commit, nil)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ToCommit", err)
 		return

routers/api/v1/repo/patch.go

@@ -77,15 +77,15 @@ func ApplyDiffPatch(ctx *context.APIContext) {
 		opts.Message = "apply-patch"
 	}
 
-	if !canWriteFiles(ctx.Repo) {
+	if !canWriteFiles(ctx, apiOpts.BranchName) {
 		ctx.Error(http.StatusInternalServerError, "ApplyPatch", models.ErrUserDoesNotHaveAccessToRepo{
-			UserID:   ctx.User.ID,
+			UserID:   ctx.Doer.ID,
 			RepoName: ctx.Repo.Repository.LowerName,
 		})
 		return
 	}
 
-	fileResponse, err := files.ApplyDiffPatch(ctx, ctx.Repo.Repository, ctx.User, opts)
+	fileResponse, err := files.ApplyDiffPatch(ctx, ctx.Repo.Repository, ctx.Doer, opts)
 	if err != nil {
 		if models.IsErrUserCannotCommit(err) || models.IsErrFilePathProtected(err) {
 			ctx.Error(http.StatusForbidden, "Access", err)

routers/api/v1/repo/pull.go

@@ -14,6 +14,8 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	issues_model "code.gitea.io/gitea/models/issues"
+	pull_model "code.gitea.io/gitea/models/pull"
 	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
@@ -27,6 +29,7 @@ import (
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/utils"
 	asymkey_service "code.gitea.io/gitea/services/asymkey"
+	"code.gitea.io/gitea/services/automerge"
 	"code.gitea.io/gitea/services/forms"
 	issue_service "code.gitea.io/gitea/services/issue"
 	pull_service "code.gitea.io/gitea/services/pull"
@@ -110,15 +113,15 @@ func ListPullRequests(ctx *context.APIContext) {
 			ctx.Error(http.StatusInternalServerError, "LoadAttributes", err)
 			return
 		}
-		if err = prs[i].LoadBaseRepo(); err != nil {
+		if err = prs[i].LoadBaseRepoCtx(ctx); err != nil {
 			ctx.Error(http.StatusInternalServerError, "LoadBaseRepo", err)
 			return
 		}
-		if err = prs[i].LoadHeadRepo(); err != nil {
+		if err = prs[i].LoadHeadRepoCtx(ctx); err != nil {
 			ctx.Error(http.StatusInternalServerError, "LoadHeadRepo", err)
 			return
 		}
-		apiPrs[i] = convert.ToAPIPullRequest(ctx, prs[i], ctx.User)
+		apiPrs[i] = convert.ToAPIPullRequest(ctx, prs[i], ctx.Doer)
 	}
 
 	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)
@@ -166,15 +169,15 @@ func GetPullRequest(ctx *context.APIContext) {
 		return
 	}
 
-	if err = pr.LoadBaseRepo(); err != nil {
+	if err = pr.LoadBaseRepoCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadBaseRepo", err)
 		return
 	}
-	if err = pr.LoadHeadRepo(); err != nil {
+	if err = pr.LoadHeadRepoCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadHeadRepo", err)
 		return
 	}
-	ctx.JSON(http.StatusOK, convert.ToAPIPullRequest(ctx, pr, ctx.User))
+	ctx.JSON(http.StatusOK, convert.ToAPIPullRequest(ctx, pr, ctx.Doer))
 }
 
 // DownloadPullDiffOrPatch render a pull's raw diff or patch
@@ -342,9 +345,9 @@ func CreatePullRequest(ctx *context.APIContext) {
 	}
 
 	if form.Milestone > 0 {
-		milestone, err := models.GetMilestoneByRepoID(ctx.Repo.Repository.ID, form.Milestone)
+		milestone, err := issues_model.GetMilestoneByRepoID(ctx, ctx.Repo.Repository.ID, form.Milestone)
 		if err != nil {
-			if models.IsErrMilestoneNotExist(err) {
+			if issues_model.IsErrMilestoneNotExist(err) {
 				ctx.NotFound()
 			} else {
 				ctx.Error(http.StatusInternalServerError, "GetMilestoneByRepoID", err)
@@ -363,8 +366,8 @@ func CreatePullRequest(ctx *context.APIContext) {
 	prIssue := &models.Issue{
 		RepoID:       repo.ID,
 		Title:        form.Title,
-		PosterID:     ctx.User.ID,
-		Poster:       ctx.User,
+		PosterID:     ctx.Doer.ID,
+		Poster:       ctx.Doer,
 		MilestoneID:  milestoneID,
 		IsPull:       true,
 		Content:      form.Body,
@@ -420,7 +423,7 @@ func CreatePullRequest(ctx *context.APIContext) {
 	}
 
 	log.Trace("Pull request created: %d/%d", repo.ID, prIssue.ID)
-	ctx.JSON(http.StatusCreated, convert.ToAPIPullRequest(ctx, pr, ctx.User))
+	ctx.JSON(http.StatusCreated, convert.ToAPIPullRequest(ctx, pr, ctx.Doer))
 }
 
 // EditPullRequest does what it says
@@ -484,7 +487,7 @@ func EditPullRequest(ctx *context.APIContext) {
 	issue := pr.Issue
 	issue.Repo = ctx.Repo.Repository
 
-	if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.CanWrite(unit.TypePullRequests) {
+	if !issue.IsPoster(ctx.Doer.ID) && !ctx.Repo.CanWrite(unit.TypePullRequests) {
 		ctx.Status(http.StatusForbidden)
 		return
 	}
@@ -506,7 +509,7 @@ func EditPullRequest(ctx *context.APIContext) {
 			deadlineUnix = timeutil.TimeStamp(deadline.Unix())
 		}
 
-		if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.User); err != nil {
+		if err := models.UpdateIssueDeadline(issue, deadlineUnix, ctx.Doer); err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateIssueDeadline", err)
 			return
 		}
@@ -522,7 +525,7 @@ func EditPullRequest(ctx *context.APIContext) {
 	// Send an empty array ([]) to clear all assignees from the Issue.
 
 	if ctx.Repo.CanWrite(unit.TypePullRequests) && (form.Assignees != nil || len(form.Assignee) > 0) {
-		err = issue_service.UpdateAssignees(issue, form.Assignee, form.Assignees, ctx.User)
+		err = issue_service.UpdateAssignees(issue, form.Assignee, form.Assignees, ctx.Doer)
 		if err != nil {
 			if user_model.IsErrUserNotExist(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "", fmt.Sprintf("Assignee does not exist: [name: %s]", err))
@@ -537,7 +540,7 @@ func EditPullRequest(ctx *context.APIContext) {
 		issue.MilestoneID != form.Milestone {
 		oldMilestoneID := issue.MilestoneID
 		issue.MilestoneID = form.Milestone
-		if err = issue_service.ChangeMilestoneAssign(issue, ctx.User, oldMilestoneID); err != nil {
+		if err = issue_service.ChangeMilestoneAssign(issue, ctx.Doer, oldMilestoneID); err != nil {
 			ctx.Error(http.StatusInternalServerError, "ChangeMilestoneAssign", err)
 			return
 		}
@@ -560,7 +563,7 @@ func EditPullRequest(ctx *context.APIContext) {
 			labels = append(labels, orgLabels...)
 		}
 
-		if err = issue.ReplaceLabels(labels, ctx.User); err != nil {
+		if err = models.ReplaceIssueLabels(issue, labels, ctx.Doer); err != nil {
 			ctx.Error(http.StatusInternalServerError, "ReplaceLabelsError", err)
 			return
 		}
@@ -573,7 +576,7 @@ func EditPullRequest(ctx *context.APIContext) {
 		}
 		issue.IsClosed = api.StateClosed == api.StateType(*form.State)
 	}
-	statusChangeComment, titleChanged, err := models.UpdateIssueByAPI(issue, ctx.User)
+	statusChangeComment, titleChanged, err := models.UpdateIssueByAPI(issue, ctx.Doer)
 	if err != nil {
 		if models.IsErrDependenciesLeft(err) {
 			ctx.Error(http.StatusPreconditionFailed, "DependenciesLeft", "cannot close this pull request because it still has open dependencies")
@@ -584,11 +587,11 @@ func EditPullRequest(ctx *context.APIContext) {
 	}
 
 	if titleChanged {
-		notification.NotifyIssueChangeTitle(ctx.User, issue, oldTitle)
+		notification.NotifyIssueChangeTitle(ctx.Doer, issue, oldTitle)
 	}
 
 	if statusChangeComment != nil {
-		notification.NotifyIssueChangeStatus(ctx.User, issue, statusChangeComment, issue.IsClosed)
+		notification.NotifyIssueChangeStatus(ctx.Doer, issue, statusChangeComment, issue.IsClosed)
 	}
 
 	// change pull target branch
@@ -597,7 +600,7 @@ func EditPullRequest(ctx *context.APIContext) {
 			ctx.Error(http.StatusNotFound, "NewBaseBranchNotExist", fmt.Errorf("new base '%s' not exist", form.Base))
 			return
 		}
-		if err := pull_service.ChangeTargetBranch(ctx, pr, ctx.User, form.Base); err != nil {
+		if err := pull_service.ChangeTargetBranch(ctx, pr, ctx.Doer, form.Base); err != nil {
 			if models.IsErrPullRequestAlreadyExists(err) {
 				ctx.Error(http.StatusConflict, "IsErrPullRequestAlreadyExists", err)
 				return
@@ -612,7 +615,19 @@ func EditPullRequest(ctx *context.APIContext) {
 			}
 			return
 		}
-		notification.NotifyPullRequestChangeTargetBranch(ctx.User, pr, form.Base)
+		notification.NotifyPullRequestChangeTargetBranch(ctx.Doer, pr, form.Base)
+	}
+
+	// update allow edits
+	if form.AllowMaintainerEdit != nil {
+		if err := pull_service.SetAllowEdits(ctx, ctx.Doer, pr, *form.AllowMaintainerEdit); err != nil {
+			if errors.Is(pull_service.ErrUserHasNoPermissionForAction, err) {
+				ctx.Error(http.StatusForbidden, "SetAllowEdits", fmt.Sprintf("SetAllowEdits: %s", err))
+				return
+			}
+			ctx.ServerError("SetAllowEdits", err)
+			return
+		}
 	}
 
 	// Refetch from database
@@ -627,7 +642,7 @@ func EditPullRequest(ctx *context.APIContext) {
 	}
 
 	// TODO this should be 200, not 201
-	ctx.JSON(http.StatusCreated, convert.ToAPIPullRequest(ctx, pr, ctx.User))
+	ctx.JSON(http.StatusCreated, convert.ToAPIPullRequest(ctx, pr, ctx.Doer))
 }
 
 // IsPullRequestMerged checks if a PR exists given an index
@@ -713,7 +728,8 @@ func MergePullRequest(ctx *context.APIContext) {
 	//     "$ref": "#/responses/error"
 
 	form := web.GetForm(ctx).(*forms.MergePullRequestForm)
-	pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
+
+	pr, err := models.GetPullRequestByIndexCtx(ctx, ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrPullRequestNotExist(err) {
 			ctx.NotFound("GetPullRequestByIndex", err)
@@ -723,13 +739,12 @@ func MergePullRequest(ctx *context.APIContext) {
 		return
 	}
 
-	if err = pr.LoadHeadRepo(); err != nil {
+	if err := pr.LoadHeadRepoCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadHeadRepo", err)
 		return
 	}
 
-	err = pr.LoadIssue()
-	if err != nil {
+	if err := pr.LoadIssueCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadIssue", err)
 		return
 	}
@@ -737,35 +752,40 @@ func MergePullRequest(ctx *context.APIContext) {
 
 	if ctx.IsSigned {
 		// Update issue-user.
-		if err = pr.Issue.ReadBy(ctx.User.ID); err != nil {
+		if err = pr.Issue.ReadBy(ctx, ctx.Doer.ID); err != nil {
 			ctx.Error(http.StatusInternalServerError, "ReadBy", err)
 			return
 		}
 	}
 
-	if pr.Issue.IsClosed {
-		ctx.NotFound()
-		return
-	}
+	manuallMerge := repo_model.MergeStyle(form.Do) == repo_model.MergeStyleManuallyMerged
+	force := form.ForceMerge != nil && *form.ForceMerge
 
-	allowedMerge, err := pull_service.IsUserAllowedToMerge(pr, ctx.Repo.Permission, ctx.User)
-	if err != nil {
-		ctx.Error(http.StatusInternalServerError, "IsUSerAllowedToMerge", err)
-		return
-	}
-	if !allowedMerge {
-		ctx.Error(http.StatusMethodNotAllowed, "Merge", "User not allowed to merge PR")
-		return
-	}
-
-	if pr.HasMerged {
-		ctx.Error(http.StatusMethodNotAllowed, "PR already merged", "")
+	// start with merging by checking
+	if err := pull_service.CheckPullMergable(ctx, ctx.Doer, &ctx.Repo.Permission, pr, manuallMerge, force); err != nil {
+		if errors.Is(err, pull_service.ErrIsClosed) {
+			ctx.NotFound()
+		} else if errors.Is(err, pull_service.ErrUserNotAllowedToMerge) {
+			ctx.Error(http.StatusMethodNotAllowed, "Merge", "User not allowed to merge PR")
+		} else if errors.Is(err, pull_service.ErrHasMerged) {
+			ctx.Error(http.StatusMethodNotAllowed, "PR already merged", "")
+		} else if errors.Is(err, pull_service.ErrIsWorkInProgress) {
+			ctx.Error(http.StatusMethodNotAllowed, "PR is a work in progress", "Work in progress PRs cannot be merged")
+		} else if errors.Is(err, pull_service.ErrNotMergableState) {
+			ctx.Error(http.StatusMethodNotAllowed, "PR not in mergeable state", "Please try again later")
+		} else if models.IsErrDisallowedToMerge(err) {
+			ctx.Error(http.StatusMethodNotAllowed, "PR is not ready to be merged", err)
+		} else if asymkey_service.IsErrWontSign(err) {
+			ctx.Error(http.StatusMethodNotAllowed, fmt.Sprintf("Protected branch %s requires signed commits but this merge would not be signed", pr.BaseBranch), err)
+		} else {
+			ctx.InternalServerError(err)
+		}
 		return
 	}
 
 	// handle manually-merged mark
-	if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleManuallyMerged {
-		if err = pull_service.MergedManually(pr, ctx.User, ctx.Repo.GitRepo, form.MergeCommitID); err != nil {
+	if manuallMerge {
+		if err := pull_service.MergedManually(pr, ctx.Doer, ctx.Repo.GitRepo, form.MergeCommitID); err != nil {
 			if models.IsErrInvalidMergeStyle(err) {
 				ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", repo_model.MergeStyle(form.Do)))
 				return
@@ -781,54 +801,16 @@ func MergePullRequest(ctx *context.APIContext) {
 		return
 	}
 
-	if !pr.CanAutoMerge() {
-		ctx.Error(http.StatusMethodNotAllowed, "PR not in mergeable state", "Please try again later")
-		return
-	}
-
-	if pr.IsWorkInProgress() {
-		ctx.Error(http.StatusMethodNotAllowed, "PR is a work in progress", "Work in progress PRs cannot be merged")
-		return
-	}
-
-	if err := pull_service.CheckPRReadyToMerge(ctx, pr, false); err != nil {
-		if !models.IsErrNotAllowedToMerge(err) {
-			ctx.Error(http.StatusInternalServerError, "CheckPRReadyToMerge", err)
-			return
-		}
-		if form.ForceMerge != nil && *form.ForceMerge {
-			if isRepoAdmin, err := models.IsUserRepoAdmin(pr.BaseRepo, ctx.User); err != nil {
-				ctx.Error(http.StatusInternalServerError, "IsUserRepoAdmin", err)
-				return
-			} else if !isRepoAdmin {
-				ctx.Error(http.StatusMethodNotAllowed, "Merge", "Only repository admin can merge if not all checks are ok (force merge)")
-			}
-		} else {
-			ctx.Error(http.StatusMethodNotAllowed, "PR is not ready to be merged", err)
-			return
-		}
-	}
-
-	if _, err := pull_service.IsSignedIfRequired(ctx, pr, ctx.User); err != nil {
-		if !asymkey_service.IsErrWontSign(err) {
-			ctx.Error(http.StatusInternalServerError, "IsSignedIfRequired", err)
-			return
-		}
-		ctx.Error(http.StatusMethodNotAllowed, fmt.Sprintf("Protected branch %s requires signed commits but this merge would not be signed", pr.BaseBranch), err)
-		return
-	}
-
 	if len(form.Do) == 0 {
 		form.Do = string(repo_model.MergeStyleMerge)
 	}
 
 	message := strings.TrimSpace(form.MergeTitleField)
 	if len(message) == 0 {
-		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleMerge {
-			message = pr.GetDefaultMergeMessage()
-		}
-		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleSquash {
-			message = pr.GetDefaultSquashMessage()
+		message, err = pull_service.GetDefaultMergeMessage(ctx.Repo.GitRepo, pr, repo_model.MergeStyle(form.Do))
+		if err != nil {
+			ctx.Error(http.StatusInternalServerError, "GetDefaultMergeMessage", err)
+			return
 		}
 	}
 
@@ -837,10 +819,25 @@ func MergePullRequest(ctx *context.APIContext) {
 		message += "\n\n" + form.MergeMessageField
 	}
 
-	if err := pull_service.Merge(ctx, pr, ctx.User, ctx.Repo.GitRepo, repo_model.MergeStyle(form.Do), form.HeadCommitID, message); err != nil {
+	if form.MergeWhenChecksSucceed {
+		scheduled, err := automerge.ScheduleAutoMerge(ctx, ctx.Doer, pr, repo_model.MergeStyle(form.Do), message)
+		if err != nil {
+			if pull_model.IsErrAlreadyScheduledToAutoMerge(err) {
+				ctx.Error(http.StatusConflict, "ScheduleAutoMerge", err)
+				return
+			}
+			ctx.Error(http.StatusInternalServerError, "ScheduleAutoMerge", err)
+			return
+		} else if scheduled {
+			// nothing more to do ...
+			ctx.Status(http.StatusCreated)
+			return
+		}
+	}
+
+	if err := pull_service.Merge(ctx, pr, ctx.Doer, ctx.Repo.GitRepo, repo_model.MergeStyle(form.Do), form.HeadCommitID, message); err != nil {
 		if models.IsErrInvalidMergeStyle(err) {
 			ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", repo_model.MergeStyle(form.Do)))
-			return
 		} else if models.IsErrMergeConflicts(err) {
 			conflictError := err.(models.ErrMergeConflicts)
 			ctx.JSON(http.StatusConflict, conflictError)
@@ -852,28 +849,25 @@ func MergePullRequest(ctx *context.APIContext) {
 			ctx.JSON(http.StatusConflict, conflictError)
 		} else if git.IsErrPushOutOfDate(err) {
 			ctx.Error(http.StatusConflict, "Merge", "merge push out of date")
-			return
 		} else if models.IsErrSHADoesNotMatch(err) {
 			ctx.Error(http.StatusConflict, "Merge", "head out of date")
-			return
 		} else if git.IsErrPushRejected(err) {
 			errPushRej := err.(*git.ErrPushRejected)
 			if len(errPushRej.Message) == 0 {
 				ctx.Error(http.StatusConflict, "Merge", "PushRejected without remote error message")
-				return
+			} else {
+				ctx.Error(http.StatusConflict, "Merge", "PushRejected with remote message: "+errPushRej.Message)
 			}
-			ctx.Error(http.StatusConflict, "Merge", "PushRejected with remote message: "+errPushRej.Message)
-			return
+		} else {
+			ctx.Error(http.StatusInternalServerError, "Merge", err)
 		}
-		ctx.Error(http.StatusInternalServerError, "Merge", err)
 		return
 	}
-
 	log.Trace("Pull request merged: %d", pr.ID)
 
 	if form.DeleteBranchAfterMerge {
 		// Don't cleanup when there are other PR's that use this branch as head branch.
-		exist, err := models.HasUnmergedPullRequestsByHeadInfo(pr.HeadRepoID, pr.HeadBranch)
+		exist, err := models.HasUnmergedPullRequestsByHeadInfo(ctx, pr.HeadRepoID, pr.HeadBranch)
 		if err != nil {
 			ctx.ServerError("HasUnmergedPullRequestsByHeadInfo", err)
 			return
@@ -887,14 +881,14 @@ func MergePullRequest(ctx *context.APIContext) {
 		if ctx.Repo != nil && ctx.Repo.Repository != nil && ctx.Repo.Repository.ID == pr.HeadRepoID && ctx.Repo.GitRepo != nil {
 			headRepo = ctx.Repo.GitRepo
 		} else {
-			headRepo, err = git.OpenRepositoryCtx(ctx, pr.HeadRepo.RepoPath())
+			headRepo, err = git.OpenRepository(ctx, pr.HeadRepo.RepoPath())
 			if err != nil {
 				ctx.ServerError(fmt.Sprintf("OpenRepository[%s]", pr.HeadRepo.RepoPath()), err)
 				return
 			}
 			defer headRepo.Close()
 		}
-		if err := repo_service.DeleteBranch(ctx.User, pr.HeadRepo, headRepo, pr.HeadBranch); err != nil {
+		if err := repo_service.DeleteBranch(ctx.Doer, pr.HeadRepo, headRepo, pr.HeadBranch); err != nil {
 			switch {
 			case git.IsErrBranchNotExist(err):
 				ctx.NotFound(err)
@@ -907,7 +901,7 @@ func MergePullRequest(ctx *context.APIContext) {
 			}
 			return
 		}
-		if err := models.AddDeletePRBranchComment(ctx.User, pr.BaseRepo, pr.Issue.ID, pr.HeadBranch); err != nil {
+		if err := models.AddDeletePRBranchComment(ctx, ctx.Doer, pr.BaseRepo, pr.Issue.ID, pr.HeadBranch); err != nil {
 			// Do not fail here as branch has already been deleted
 			log.Error("DeleteBranch: %v", err)
 		}
@@ -981,7 +975,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 		headRepo = ctx.Repo.Repository
 		headGitRepo = ctx.Repo.GitRepo
 	} else {
-		headGitRepo, err = git.OpenRepositoryCtx(ctx, repo_model.RepoPath(headUser.Name, headRepo.Name))
+		headGitRepo, err = git.OpenRepository(ctx, repo_model.RepoPath(headUser.Name, headRepo.Name))
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "OpenRepository", err)
 			return nil, nil, nil, nil, "", ""
@@ -989,7 +983,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 	}
 
 	// user should have permission to read baseRepo's codes and pulls, NOT headRepo's
-	permBase, err := models.GetUserRepoPermission(baseRepo, ctx.User)
+	permBase, err := models.GetUserRepoPermission(ctx, baseRepo, ctx.Doer)
 	if err != nil {
 		headGitRepo.Close()
 		ctx.Error(http.StatusInternalServerError, "GetUserRepoPermission", err)
@@ -998,7 +992,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 	if !permBase.CanReadIssuesOrPulls(true) || !permBase.CanRead(unit.TypeCode) {
 		if log.IsTrace() {
 			log.Trace("Permission Denied: User %-v cannot create/read pull requests or cannot read code in Repo %-v\nUser in baseRepo has Permissions: %-+v",
-				ctx.User,
+				ctx.Doer,
 				baseRepo,
 				permBase)
 		}
@@ -1008,7 +1002,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 	}
 
 	// user should have permission to read headrepo's codes
-	permHead, err := models.GetUserRepoPermission(headRepo, ctx.User)
+	permHead, err := models.GetUserRepoPermission(ctx, headRepo, ctx.Doer)
 	if err != nil {
 		headGitRepo.Close()
 		ctx.Error(http.StatusInternalServerError, "GetUserRepoPermission", err)
@@ -1017,7 +1011,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 	if !permHead.CanRead(unit.TypeCode) {
 		if log.IsTrace() {
 			log.Trace("Permission Denied: User: %-v cannot read code in Repo: %-v\nUser in headRepo has Permissions: %-+v",
-				ctx.User,
+				ctx.Doer,
 				headRepo,
 				permHead)
 		}
@@ -1109,18 +1103,18 @@ func UpdatePullRequest(ctx *context.APIContext) {
 		return
 	}
 
-	if err = pr.LoadBaseRepo(); err != nil {
+	if err = pr.LoadBaseRepoCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadBaseRepo", err)
 		return
 	}
-	if err = pr.LoadHeadRepo(); err != nil {
+	if err = pr.LoadHeadRepoCtx(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadHeadRepo", err)
 		return
 	}
 
 	rebase := ctx.FormString("style") == "rebase"
 
-	allowedUpdateByMerge, allowedUpdateByRebase, err := pull_service.IsUserAllowedToUpdate(pr, ctx.User)
+	allowedUpdateByMerge, allowedUpdateByRebase, err := pull_service.IsUserAllowedToUpdate(ctx, pr, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "IsUserAllowedToMerge", err)
 		return
@@ -1134,7 +1128,7 @@ func UpdatePullRequest(ctx *context.APIContext) {
 	// default merge commit message
 	message := fmt.Sprintf("Merge branch '%s' into %s", pr.BaseBranch, pr.HeadBranch)
 
-	if err = pull_service.Update(ctx, pr, ctx.User, message, rebase); err != nil {
+	if err = pull_service.Update(ctx, pr, ctx.Doer, message, rebase); err != nil {
 		if models.IsErrMergeConflicts(err) {
 			ctx.Error(http.StatusConflict, "Update", "merge failed because of conflict")
 			return
@@ -1149,6 +1143,78 @@ func UpdatePullRequest(ctx *context.APIContext) {
 	ctx.Status(http.StatusOK)
 }
 
+// MergePullRequest cancel an auto merge scheduled for a given PullRequest by index
+func CancelScheduledAutoMerge(ctx *context.APIContext) {
+	// swagger:operation DELETE /repos/{owner}/{repo}/pulls/{index}/merge repository repoCancelScheduledAutoMerge
+	// ---
+	// summary: Cancel the scheduled auto merge for the given pull request
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// - name: index
+	//   in: path
+	//   description: index of the pull request to merge
+	//   type: integer
+	//   format: int64
+	//   required: true
+	// responses:
+	//   "204":
+	//     "$ref": "#/responses/empty"
+	//   "403":
+	//     "$ref": "#/responses/forbidden"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+
+	pullIndex := ctx.ParamsInt64(":index")
+	pull, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, pullIndex)
+	if err != nil {
+		if models.IsErrPullRequestNotExist(err) {
+			ctx.NotFound()
+			return
+		}
+		ctx.InternalServerError(err)
+		return
+	}
+
+	exist, autoMerge, err := pull_model.GetScheduledMergeByPullID(ctx, pull.ID)
+	if err != nil {
+		ctx.InternalServerError(err)
+		return
+	}
+	if !exist {
+		ctx.NotFound()
+		return
+	}
+
+	if ctx.Doer.ID != autoMerge.DoerID {
+		allowed, err := models.IsUserRepoAdminCtx(ctx, ctx.Repo.Repository, ctx.Doer)
+		if err != nil {
+			ctx.InternalServerError(err)
+			return
+		}
+		if !allowed {
+			ctx.Error(http.StatusForbidden, "No permission to cancel", "user has no permission to cancel the scheduled auto merge")
+			return
+		}
+	}
+
+	if err := automerge.RemoveScheduledAutoMerge(ctx, ctx.Doer, pull); err != nil {
+		ctx.InternalServerError(err)
+	} else {
+		ctx.Status(http.StatusNoContent)
+	}
+}
+
 // GetPullRequestCommits gets all commits associated with a given PR
 func GetPullRequestCommits(ctx *context.APIContext) {
 	// swagger:operation GET /repos/{owner}/{repo}/pulls/{index}/commits repository repoGetPullRequestCommits
@@ -1197,7 +1263,7 @@ func GetPullRequestCommits(ctx *context.APIContext) {
 		return
 	}
 
-	if err := pr.LoadBaseRepo(); err != nil {
+	if err := pr.LoadBaseRepoCtx(ctx); err != nil {
 		ctx.InternalServerError(err)
 		return
 	}

routers/api/v1/repo/pull_review.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -74,7 +75,7 @@ func ListPullReviews(ctx *context.APIContext) {
 		return
 	}
 
-	if err = pr.Issue.LoadRepo(); err != nil {
+	if err = pr.Issue.LoadRepo(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "LoadRepo", err)
 		return
 	}
@@ -97,7 +98,7 @@ func ListPullReviews(ctx *context.APIContext) {
 		return
 	}
 
-	apiReviews, err := convert.ToPullReviewList(ctx, allReviews, ctx.User)
+	apiReviews, err := convert.ToPullReviewList(ctx, allReviews, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReviewList", err)
 		return
@@ -148,7 +149,7 @@ func GetPullReview(ctx *context.APIContext) {
 		return
 	}
 
-	apiReview, err := convert.ToPullReview(ctx, review, ctx.User)
+	apiReview, err := convert.ToPullReview(ctx, review, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReview", err)
 		return
@@ -198,7 +199,7 @@ func GetPullReviewComments(ctx *context.APIContext) {
 		return
 	}
 
-	apiComments, err := convert.ToPullReviewCommentList(ctx, review, ctx.User)
+	apiComments, err := convert.ToPullReviewCommentList(ctx, review, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReviewCommentList", err)
 		return
@@ -250,11 +251,11 @@ func DeletePullReview(ctx *context.APIContext) {
 		return
 	}
 
-	if ctx.User == nil {
+	if ctx.Doer == nil {
 		ctx.NotFound()
 		return
 	}
-	if !ctx.User.IsAdmin && ctx.User.ID != review.ReviewerID {
+	if !ctx.Doer.IsAdmin && ctx.Doer.ID != review.ReviewerID {
 		ctx.Error(http.StatusForbidden, "only admin and user itself can delete a review", nil)
 		return
 	}
@@ -321,7 +322,7 @@ func CreatePullReview(ctx *context.APIContext) {
 		return
 	}
 
-	if err := pr.Issue.LoadRepo(); err != nil {
+	if err := pr.Issue.LoadRepo(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "pr.Issue.LoadRepo", err)
 		return
 	}
@@ -353,7 +354,7 @@ func CreatePullReview(ctx *context.APIContext) {
 		}
 
 		if _, err := pull_service.CreateCodeComment(ctx,
-			ctx.User,
+			ctx.Doer,
 			ctx.Repo.GitRepo,
 			pr.Issue,
 			line,
@@ -369,14 +370,14 @@ func CreatePullReview(ctx *context.APIContext) {
 	}
 
 	// create review and associate all pending review comments
-	review, _, err := pull_service.SubmitReview(ctx, ctx.User, ctx.Repo.GitRepo, pr.Issue, reviewType, opts.Body, opts.CommitID, nil)
+	review, _, err := pull_service.SubmitReview(ctx, ctx.Doer, ctx.Repo.GitRepo, pr.Issue, reviewType, opts.Body, opts.CommitID, nil)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "SubmitReview", err)
 		return
 	}
 
 	// convert response
-	apiReview, err := convert.ToPullReview(ctx, review, ctx.User)
+	apiReview, err := convert.ToPullReview(ctx, review, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReview", err)
 		return
@@ -457,14 +458,14 @@ func SubmitPullReview(ctx *context.APIContext) {
 	}
 
 	// create review and associate all pending review comments
-	review, _, err = pull_service.SubmitReview(ctx, ctx.User, ctx.Repo.GitRepo, pr.Issue, reviewType, opts.Body, headCommitID, nil)
+	review, _, err = pull_service.SubmitReview(ctx, ctx.Doer, ctx.Repo.GitRepo, pr.Issue, reviewType, opts.Body, headCommitID, nil)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "SubmitReview", err)
 		return
 	}
 
 	// convert response
-	apiReview, err := convert.ToPullReview(ctx, review, ctx.User)
+	apiReview, err := convert.ToPullReview(ctx, review, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReview", err)
 		return
@@ -486,7 +487,7 @@ func preparePullReviewType(ctx *context.APIContext, pr *models.PullRequest, even
 	switch event {
 	case api.ReviewStateApproved:
 		// can not approve your own PR
-		if pr.Issue.IsPoster(ctx.User.ID) {
+		if pr.Issue.IsPoster(ctx.Doer.ID) {
 			ctx.Error(http.StatusUnprocessableEntity, "", fmt.Errorf("approve your own pull is not allowed"))
 			return -1, true
 		}
@@ -495,7 +496,7 @@ func preparePullReviewType(ctx *context.APIContext, pr *models.PullRequest, even
 
 	case api.ReviewStateRequestChanges:
 		// can not reject your own PR
-		if pr.Issue.IsPoster(ctx.User.ID) {
+		if pr.Issue.IsPoster(ctx.Doer.ID) {
 			ctx.Error(http.StatusUnprocessableEntity, "", fmt.Errorf("reject your own pull is not allowed"))
 			return -1, true
 		}
@@ -551,7 +552,7 @@ func prepareSingleReview(ctx *context.APIContext) (*models.Review, *models.PullR
 	}
 
 	// make sure that the user has access to this review if it is pending
-	if review.Type == models.ReviewTypePending && review.ReviewerID != ctx.User.ID && !ctx.User.IsAdmin {
+	if review.Type == models.ReviewTypePending && review.ReviewerID != ctx.Doer.ID && !ctx.Doer.IsAdmin {
 		ctx.NotFound("GetReviewByID")
 		return nil, nil, true
 	}
@@ -656,14 +657,14 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 		return
 	}
 
-	if err := pr.Issue.LoadRepo(); err != nil {
+	if err := pr.Issue.LoadRepo(ctx); err != nil {
 		ctx.Error(http.StatusInternalServerError, "pr.Issue.LoadRepo", err)
 		return
 	}
 
 	reviewers := make([]*user_model.User, 0, len(opts.Reviewers))
 
-	permDoer, err := models.GetUserRepoPermission(pr.Issue.Repo, ctx.User)
+	permDoer, err := models.GetUserRepoPermission(ctx, pr.Issue.Repo, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetUserRepoPermission", err)
 		return
@@ -686,7 +687,7 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 			return
 		}
 
-		err = issue_service.IsValidReviewRequest(reviewer, ctx.User, isAdd, pr.Issue, &permDoer)
+		err = issue_service.IsValidReviewRequest(ctx, reviewer, ctx.Doer, isAdd, pr.Issue, &permDoer)
 		if err != nil {
 			if models.IsErrNotValidReviewRequest(err) {
 				ctx.Error(http.StatusUnprocessableEntity, "NotValidReviewRequest", err)
@@ -705,7 +706,7 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 	}
 
 	for _, reviewer := range reviewers {
-		comment, err := issue_service.ReviewRequest(pr.Issue, ctx.User, reviewer, isAdd)
+		comment, err := issue_service.ReviewRequest(pr.Issue, ctx.Doer, reviewer, isAdd)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "ReviewRequest", err)
 			return
@@ -722,12 +723,12 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 
 	if ctx.Repo.Repository.Owner.IsOrganization() && len(opts.TeamReviewers) > 0 {
 
-		teamReviewers := make([]*models.Team, 0, len(opts.TeamReviewers))
+		teamReviewers := make([]*organization.Team, 0, len(opts.TeamReviewers))
 		for _, t := range opts.TeamReviewers {
-			var teamReviewer *models.Team
-			teamReviewer, err = models.GetTeam(ctx.Repo.Owner.ID, t)
+			var teamReviewer *organization.Team
+			teamReviewer, err = organization.GetTeam(ctx.Repo.Owner.ID, t)
 			if err != nil {
-				if models.IsErrTeamNotExist(err) {
+				if organization.IsErrTeamNotExist(err) {
 					ctx.NotFound("TeamNotExist", fmt.Sprintf("Team '%s' not exist", t))
 					return
 				}
@@ -735,7 +736,7 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 				return
 			}
 
-			err = issue_service.IsValidTeamReviewRequest(teamReviewer, ctx.User, isAdd, pr.Issue)
+			err = issue_service.IsValidTeamReviewRequest(ctx, teamReviewer, ctx.Doer, isAdd, pr.Issue)
 			if err != nil {
 				if models.IsErrNotValidReviewRequest(err) {
 					ctx.Error(http.StatusUnprocessableEntity, "NotValidReviewRequest", err)
@@ -749,7 +750,7 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 		}
 
 		for _, teamReviewer := range teamReviewers {
-			comment, err := issue_service.TeamReviewRequest(pr.Issue, ctx.User, teamReviewer, isAdd)
+			comment, err := issue_service.TeamReviewRequest(pr.Issue, ctx.Doer, teamReviewer, isAdd)
 			if err != nil {
 				ctx.ServerError("TeamReviewRequest", err)
 				return
@@ -766,7 +767,7 @@ func apiReviewRequest(ctx *context.APIContext, opts api.PullReviewRequestOptions
 	}
 
 	if isAdd {
-		apiReviews, err := convert.ToPullReviewList(ctx, reviews, ctx.User)
+		apiReviews, err := convert.ToPullReviewList(ctx, reviews, ctx.Doer)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "convertToPullReviewList", err)
 			return
@@ -884,7 +885,7 @@ func dismissReview(ctx *context.APIContext, msg string, isDismiss bool) {
 		return
 	}
 
-	_, err := pull_service.DismissReview(ctx, review.ID, msg, ctx.User, isDismiss)
+	_, err := pull_service.DismissReview(ctx, review.ID, msg, ctx.Doer, isDismiss)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "pull_service.DismissReview", err)
 		return
@@ -896,7 +897,7 @@ func dismissReview(ctx *context.APIContext, msg string, isDismiss bool) {
 	}
 
 	// convert response
-	apiReview, err := convert.ToPullReview(ctx, review, ctx.User)
+	apiReview, err := convert.ToPullReview(ctx, review, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "convertToPullReview", err)
 		return

routers/api/v1/repo/release.go

@@ -191,8 +191,8 @@ func CreateRelease(ctx *context.APIContext) {
 		}
 		rel = &models.Release{
 			RepoID:       ctx.Repo.Repository.ID,
-			PublisherID:  ctx.User.ID,
-			Publisher:    ctx.User,
+			PublisherID:  ctx.Doer.ID,
+			Publisher:    ctx.Doer,
 			TagName:      form.TagName,
 			Target:       form.Target,
 			Title:        form.Title,
@@ -220,12 +220,12 @@ func CreateRelease(ctx *context.APIContext) {
 		rel.Note = form.Note
 		rel.IsDraft = form.IsDraft
 		rel.IsPrerelease = form.IsPrerelease
-		rel.PublisherID = ctx.User.ID
+		rel.PublisherID = ctx.Doer.ID
 		rel.IsTag = false
 		rel.Repo = ctx.Repo.Repository
-		rel.Publisher = ctx.User
+		rel.Publisher = ctx.Doer
 
-		if err = releaseservice.UpdateRelease(ctx.User, ctx.Repo.GitRepo, rel, nil, nil, nil); err != nil {
+		if err = releaseservice.UpdateRelease(ctx.Doer, ctx.Repo.GitRepo, rel, nil, nil, nil); err != nil {
 			ctx.Error(http.StatusInternalServerError, "UpdateRelease", err)
 			return
 		}
@@ -300,7 +300,7 @@ func EditRelease(ctx *context.APIContext) {
 	if form.IsPrerelease != nil {
 		rel.IsPrerelease = *form.IsPrerelease
 	}
-	if err := releaseservice.UpdateRelease(ctx.User, ctx.Repo.GitRepo, rel, nil, nil, nil); err != nil {
+	if err := releaseservice.UpdateRelease(ctx.Doer, ctx.Repo.GitRepo, rel, nil, nil, nil); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateRelease", err)
 		return
 	}
@@ -356,7 +356,7 @@ func DeleteRelease(ctx *context.APIContext) {
 		ctx.NotFound()
 		return
 	}
-	if err := releaseservice.DeleteReleaseByID(ctx, id, ctx.User, false); err != nil {
+	if err := releaseservice.DeleteReleaseByID(ctx, id, ctx.Doer, false); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteReleaseByID", err)
 		return
 	}

routers/api/v1/repo/release_attachment.go

@@ -184,7 +184,7 @@ func CreateReleaseAttachment(ctx *context.APIContext) {
 	}
 
 	// Create a new attachment and save the file
-	attach, err := attachment.UploadAttachment(file, ctx.User.ID, release.RepoID, releaseID, filename, setting.Repository.Release.AllowedTypes)
+	attach, err := attachment.UploadAttachment(file, ctx.Doer.ID, release.RepoID, releaseID, filename, setting.Repository.Release.AllowedTypes)
 	if err != nil {
 		if upload.IsErrFileTypeForbidden(err) {
 			ctx.Error(http.StatusBadRequest, "DetectContentType", err)

routers/api/v1/repo/release_tags.go

@@ -110,7 +110,7 @@ func DeleteReleaseByTag(ctx *context.APIContext) {
 		return
 	}
 
-	if err = releaseservice.DeleteReleaseByID(ctx, release.ID, ctx.User, false); err != nil {
+	if err = releaseservice.DeleteReleaseByID(ctx, release.ID, ctx.Doer, false); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteReleaseByID", err)
 	}
 

routers/api/v1/repo/repo.go

@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
@@ -21,6 +22,7 @@ import (
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
+	repo_module "code.gitea.io/gitea/modules/repository"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/util"
@@ -30,23 +32,6 @@ import (
 	repo_service "code.gitea.io/gitea/services/repository"
 )
 
-var searchOrderByMap = map[string]map[string]db.SearchOrderBy{
-	"asc": {
-		"alpha":   db.SearchOrderByAlphabetically,
-		"created": db.SearchOrderByOldest,
-		"updated": db.SearchOrderByLeastUpdated,
-		"size":    db.SearchOrderBySize,
-		"id":      db.SearchOrderByID,
-	},
-	"desc": {
-		"alpha":   db.SearchOrderByAlphabeticallyReverse,
-		"created": db.SearchOrderByNewest,
-		"updated": db.SearchOrderByRecentUpdated,
-		"size":    db.SearchOrderBySizeReverse,
-		"id":      db.SearchOrderByIDReverse,
-	},
-}
-
 // Search repositories via options
 func Search(ctx *context.APIContext) {
 	// swagger:operation GET /repos/search repository repoSearch
@@ -139,7 +124,7 @@ func Search(ctx *context.APIContext) {
 
 	opts := &models.SearchRepoOptions{
 		ListOptions:        utils.GetListOptions(ctx),
-		Actor:              ctx.User,
+		Actor:              ctx.Doer,
 		Keyword:            ctx.FormTrim("q"),
 		OwnerID:            ctx.FormInt64("uid"),
 		PriorityOwnerID:    ctx.FormInt64("priority_owner_id"),
@@ -192,7 +177,7 @@ func Search(ctx *context.APIContext) {
 		if len(sortOrder) == 0 {
 			sortOrder = "asc"
 		}
-		if searchModeMap, ok := searchOrderByMap[sortOrder]; ok {
+		if searchModeMap, ok := context.SearchOrderByMap[sortOrder]; ok {
 			if orderBy, ok := searchModeMap[sortMode]; ok {
 				opts.OrderBy = orderBy
 			} else {
@@ -217,14 +202,14 @@ func Search(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(db.DefaultContext); err != nil {
+		if err = repo.GetOwner(ctx); err != nil {
 			ctx.JSON(http.StatusInternalServerError, api.SearchError{
 				OK:    false,
 				Error: err.Error(),
 			})
 			return
 		}
-		accessMode, err := models.AccessLevel(ctx.User, repo)
+		accessMode, err := models.AccessLevel(ctx.Doer, repo)
 		if err != nil {
 			ctx.JSON(http.StatusInternalServerError, api.SearchError{
 				OK:    false,
@@ -233,7 +218,6 @@ func Search(ctx *context.APIContext) {
 		}
 		results[i] = convert.ToRepo(repo, accessMode)
 	}
-
 	ctx.SetLinkHeader(int(count), opts.PageSize)
 	ctx.SetTotalCountHeader(count)
 	ctx.JSON(http.StatusOK, api.SearchResults{
@@ -247,7 +231,7 @@ func CreateUserRepo(ctx *context.APIContext, owner *user_model.User, opt api.Cre
 	if opt.AutoInit && opt.Readme == "" {
 		opt.Readme = "Default"
 	}
-	repo, err := repo_service.CreateRepository(ctx.User, owner, models.CreateRepoOptions{
+	repo, err := repo_service.CreateRepository(ctx.Doer, owner, models.CreateRepoOptions{
 		Name:          opt.Name,
 		Description:   opt.Description,
 		IssueLabels:   opt.IssueLabels,
@@ -264,7 +248,8 @@ func CreateUserRepo(ctx *context.APIContext, owner *user_model.User, opt api.Cre
 		if repo_model.IsErrRepoAlreadyExist(err) {
 			ctx.Error(http.StatusConflict, "", "The repository with the same name already exists.")
 		} else if db.IsErrNameReserved(err) ||
-			db.IsErrNamePatternNotAllowed(err) {
+			db.IsErrNamePatternNotAllowed(err) ||
+			repo_module.IsErrIssueLabelTemplateLoad(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "CreateRepository", err)
@@ -303,12 +288,12 @@ func Create(ctx *context.APIContext) {
 	//   "422":
 	//     "$ref": "#/responses/validationError"
 	opt := web.GetForm(ctx).(*api.CreateRepoOption)
-	if ctx.User.IsOrganization() {
+	if ctx.Doer.IsOrganization() {
 		// Shouldn't reach this condition, but just in case.
 		ctx.Error(http.StatusUnprocessableEntity, "", "not allowed creating repository for organization")
 		return
 	}
-	CreateUserRepo(ctx, ctx.User, *opt)
+	CreateUserRepo(ctx, ctx.Doer, *opt)
 }
 
 // Generate Create a repository using a template
@@ -353,21 +338,22 @@ func Generate(ctx *context.APIContext) {
 		return
 	}
 
-	if ctx.User.IsOrganization() {
+	if ctx.Doer.IsOrganization() {
 		ctx.Error(http.StatusUnprocessableEntity, "", "not allowed creating repository for organization")
 		return
 	}
 
 	opts := models.GenerateRepoOptions{
-		Name:        form.Name,
-		Description: form.Description,
-		Private:     form.Private,
-		GitContent:  form.GitContent,
-		Topics:      form.Topics,
-		GitHooks:    form.GitHooks,
-		Webhooks:    form.Webhooks,
-		Avatar:      form.Avatar,
-		IssueLabels: form.Labels,
+		Name:          form.Name,
+		DefaultBranch: form.DefaultBranch,
+		Description:   form.Description,
+		Private:       form.Private,
+		GitContent:    form.GitContent,
+		Topics:        form.Topics,
+		GitHooks:      form.GitHooks,
+		Webhooks:      form.Webhooks,
+		Avatar:        form.Avatar,
+		IssueLabels:   form.Labels,
 	}
 
 	if !opts.IsValid() {
@@ -375,7 +361,7 @@ func Generate(ctx *context.APIContext) {
 		return
 	}
 
-	ctxUser := ctx.User
+	ctxUser := ctx.Doer
 	var err error
 	if form.Owner != ctxUser.Name {
 		ctxUser, err = user_model.GetUserByName(form.Owner)
@@ -391,13 +377,13 @@ func Generate(ctx *context.APIContext) {
 			return
 		}
 
-		if !ctx.User.IsAdmin && !ctxUser.IsOrganization() {
+		if !ctx.Doer.IsAdmin && !ctxUser.IsOrganization() {
 			ctx.Error(http.StatusForbidden, "", "Only admin can generate repository for other user.")
 			return
 		}
 
-		if !ctx.User.IsAdmin {
-			canCreate, err := models.OrgFromUser(ctxUser).CanCreateOrgRepo(ctx.User.ID)
+		if !ctx.Doer.IsAdmin {
+			canCreate, err := organization.OrgFromUser(ctxUser).CanCreateOrgRepo(ctx.Doer.ID)
 			if err != nil {
 				ctx.ServerError("CanCreateOrgRepo", err)
 				return
@@ -408,7 +394,7 @@ func Generate(ctx *context.APIContext) {
 		}
 	}
 
-	repo, err := repo_service.GenerateRepository(ctx.User, ctxUser, ctx.Repo.Repository, opts)
+	repo, err := repo_service.GenerateRepository(ctx.Doer, ctxUser, ctx.Repo.Repository, opts)
 	if err != nil {
 		if repo_model.IsErrRepoAlreadyExist(err) {
 			ctx.Error(http.StatusConflict, "", "The repository with the same name already exists.")
@@ -483,9 +469,9 @@ func CreateOrgRepo(ctx *context.APIContext) {
 	//   "403":
 	//     "$ref": "#/responses/forbidden"
 	opt := web.GetForm(ctx).(*api.CreateRepoOption)
-	org, err := models.GetOrgByName(ctx.Params(":org"))
+	org, err := organization.GetOrgByName(ctx.Params(":org"))
 	if err != nil {
-		if models.IsErrOrgNotExist(err) {
+		if organization.IsErrOrgNotExist(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", err)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "GetOrgByName", err)
@@ -493,13 +479,13 @@ func CreateOrgRepo(ctx *context.APIContext) {
 		return
 	}
 
-	if !models.HasOrgOrUserVisible(org.AsUser(), ctx.User) {
+	if !organization.HasOrgOrUserVisible(ctx, org.AsUser(), ctx.Doer) {
 		ctx.NotFound("HasOrgOrUserVisible", nil)
 		return
 	}
 
-	if !ctx.User.IsAdmin {
-		canCreate, err := org.CanCreateOrgRepo(ctx.User.ID)
+	if !ctx.Doer.IsAdmin {
+		canCreate, err := org.CanCreateOrgRepo(ctx.Doer.ID)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "CanCreateOrgRepo", err)
 			return
@@ -569,7 +555,7 @@ func GetByID(ctx *context.APIContext) {
 		return
 	}
 
-	perm, err := models.GetUserRepoPermission(repo, ctx.User)
+	perm, err := models.GetUserRepoPermission(ctx, repo, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 		return
@@ -629,7 +615,7 @@ func Edit(ctx *context.APIContext) {
 	}
 
 	if opts.MirrorInterval != nil {
-		if err := updateMirrorInterval(ctx, opts); err != nil {
+		if err := updateMirror(ctx, opts); err != nil {
 			return
 		}
 	}
@@ -653,7 +639,7 @@ func updateBasicProperties(ctx *context.APIContext, opts api.EditRepoOption) err
 	}
 	// Check if repository name has been changed and not just a case change
 	if repo.LowerName != strings.ToLower(newRepoName) {
-		if err := repo_service.ChangeRepositoryName(ctx.User, repo, newRepoName); err != nil {
+		if err := repo_service.ChangeRepositoryName(ctx.Doer, repo, newRepoName); err != nil {
 			switch {
 			case repo_model.IsErrRepoAlreadyExist(err):
 				ctx.Error(http.StatusUnprocessableEntity, fmt.Sprintf("repo name is already taken [name: %s]", newRepoName), err)
@@ -694,7 +680,7 @@ func updateBasicProperties(ctx *context.APIContext, opts api.EditRepoOption) err
 
 		visibilityChanged = repo.IsPrivate != *opts.Private
 		// when ForcePrivate enabled, you could change public repo to private, but only admin users can change private to public
-		if visibilityChanged && setting.Repository.ForcePrivate && !*opts.Private && !ctx.User.IsAdmin {
+		if visibilityChanged && setting.Repository.ForcePrivate && !*opts.Private && !ctx.Doer.IsAdmin {
 			err := fmt.Errorf("cannot change private repository to public")
 			ctx.Error(http.StatusUnprocessableEntity, "Force Private enabled", err)
 			return err
@@ -709,7 +695,7 @@ func updateBasicProperties(ctx *context.APIContext, opts api.EditRepoOption) err
 
 	if ctx.Repo.GitRepo == nil && !repo.IsEmpty {
 		var err error
-		ctx.Repo.GitRepo, err = git.OpenRepositoryCtx(ctx, ctx.Repo.Repository.RepoPath())
+		ctx.Repo.GitRepo, err = git.OpenRepository(ctx, ctx.Repo.Repository.RepoPath())
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "Unable to OpenRepository", err)
 			return err
@@ -958,37 +944,67 @@ func updateRepoArchivedState(ctx *context.APIContext, opts api.EditRepoOption) e
 	return nil
 }
 
-// updateMirrorInterval updates the repo's mirror Interval
-func updateMirrorInterval(ctx *context.APIContext, opts api.EditRepoOption) error {
+// updateMirror updates a repo's mirror Interval and EnablePrune
+func updateMirror(ctx *context.APIContext, opts api.EditRepoOption) error {
 	repo := ctx.Repo.Repository
 
+	// only update mirror if interval or enable prune are provided
+	if opts.MirrorInterval == nil && opts.EnablePrune == nil {
+		return nil
+	}
+
+	// these values only make sense if the repo is a mirror
+	if !repo.IsMirror {
+		err := fmt.Errorf("repo is not a mirror, can not change mirror interval")
+		ctx.Error(http.StatusUnprocessableEntity, err.Error(), err)
+		return err
+	}
+
+	// get the mirror from the repo
+	mirror, err := repo_model.GetMirrorByRepoID(repo.ID)
+	if err != nil {
+		log.Error("Failed to get mirror: %s", err)
+		ctx.Error(http.StatusInternalServerError, "MirrorInterval", err)
+		return err
+	}
+
+	// update MirrorInterval
 	if opts.MirrorInterval != nil {
-		if !repo.IsMirror {
-			err := fmt.Errorf("repo is not a mirror, can not change mirror interval")
-			ctx.Error(http.StatusUnprocessableEntity, err.Error(), err)
-			return err
-		}
-		mirror, err := repo_model.GetMirrorByRepoID(repo.ID)
+
+		// MirrorInterval should be a duration
+		interval, err := time.ParseDuration(*opts.MirrorInterval)
 		if err != nil {
-			log.Error("Failed to get mirror: %s", err)
-			ctx.Error(http.StatusInternalServerError, "MirrorInterval", err)
-			return err
-		}
-		if interval, err := time.ParseDuration(*opts.MirrorInterval); err == nil {
-			mirror.Interval = interval
-			mirror.Repo = repo
-			if err := repo_model.UpdateMirror(mirror); err != nil {
-				log.Error("Failed to Set Mirror Interval: %s", err)
-				ctx.Error(http.StatusUnprocessableEntity, "MirrorInterval", err)
-				return err
-			}
-			log.Trace("Repository %s/%s Mirror Interval was Updated to %s", ctx.Repo.Owner.Name, repo.Name, interval)
-		} else {
 			log.Error("Wrong format for MirrorInternal Sent: %s", err)
 			ctx.Error(http.StatusUnprocessableEntity, "MirrorInterval", err)
 			return err
 		}
+
+		// Ensure the provided duration is not too short
+		if interval != 0 && interval < setting.Mirror.MinInterval {
+			err := fmt.Errorf("invalid mirror interval: %s is below minimum interval: %s", interval, setting.Mirror.MinInterval)
+			ctx.Error(http.StatusUnprocessableEntity, "MirrorInterval", err)
+			return err
+		}
+
+		mirror.Interval = interval
+		mirror.Repo = repo
+		mirror.ScheduleNextUpdate()
+		log.Trace("Repository %s Mirror[%d] Set Interval: %s NextUpdateUnix: %s", repo.FullName(), mirror.ID, interval, mirror.NextUpdateUnix)
 	}
+
+	// update EnablePrune
+	if opts.EnablePrune != nil {
+		mirror.EnablePrune = *opts.EnablePrune
+		log.Trace("Repository %s Mirror[%d] Set EnablePrune: %t", repo.FullName(), mirror.ID, mirror.EnablePrune)
+	}
+
+	// finally update the mirror in the DB
+	if err := repo_model.UpdateMirror(mirror); err != nil {
+		log.Error("Failed to Set Mirror Interval: %s", err)
+		ctx.Error(http.StatusUnprocessableEntity, "MirrorInterval", err)
+		return err
+	}
+
 	return nil
 }
 
@@ -1019,7 +1035,7 @@ func Delete(ctx *context.APIContext) {
 	owner := ctx.Repo.Owner
 	repo := ctx.Repo.Repository
 
-	canDelete, err := models.CanUserDelete(repo, ctx.User)
+	canDelete, err := models.CanUserDelete(repo, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "CanUserDelete", err)
 		return
@@ -1032,7 +1048,7 @@ func Delete(ctx *context.APIContext) {
 		ctx.Repo.GitRepo.Close()
 	}
 
-	if err := repo_service.DeleteRepository(ctx, ctx.User, repo, true); err != nil {
+	if err := repo_service.DeleteRepository(ctx, ctx.Doer, repo, true); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteRepository", err)
 		return
 	}

routers/api/v1/repo/repo_test.go

@@ -24,7 +24,7 @@ func TestRepoEdit(t *testing.T) {
 	ctx := test.MockContext(t, "user2/repo1")
 	test.LoadRepo(t, ctx, 1)
 	test.LoadUser(t, ctx, 2)
-	ctx.Repo.Owner = ctx.User
+	ctx.Repo.Owner = ctx.Doer
 	description := "new description"
 	website := "http://wwww.newwebsite.com"
 	private := true
@@ -71,7 +71,7 @@ func TestRepoEditNameChange(t *testing.T) {
 	ctx := test.MockContext(t, "user2/repo1")
 	test.LoadRepo(t, ctx, 1)
 	test.LoadUser(t, ctx, 2)
-	ctx.Repo.Owner = ctx.User
+	ctx.Repo.Owner = ctx.Doer
 	name := "newname"
 	opts := api.EditRepoOption{
 		Name: &name,

routers/api/v1/repo/star.go

@@ -51,7 +51,7 @@ func ListStargazers(ctx *context.APIContext) {
 	}
 	users := make([]*api.User, len(stargazers))
 	for i, stargazer := range stargazers {
-		users[i] = convert.ToUser(stargazer, ctx.User)
+		users[i] = convert.ToUser(stargazer, ctx.Doer)
 	}
 
 	ctx.SetTotalCountHeader(int64(ctx.Repo.Repository.NumStars))

routers/api/v1/repo/status.go

@@ -62,7 +62,7 @@ func NewCommitStatus(ctx *context.APIContext) {
 		Description: form.Description,
 		Context:     form.Context,
 	}
-	if err := files_service.CreateCommitStatus(ctx, ctx.Repo.Repository, ctx.User, sha, status); err != nil {
+	if err := files_service.CreateCommitStatus(ctx, ctx.Repo.Repository, ctx.Doer, sha, status); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateCommitStatus", err)
 		return
 	}

routers/api/v1/repo/subscriber.go

@@ -51,7 +51,7 @@ func ListSubscribers(ctx *context.APIContext) {
 	}
 	users := make([]*api.User, len(subscribers))
 	for i, subscriber := range subscribers {
-		users[i] = convert.ToUser(subscriber, ctx.User)
+		users[i] = convert.ToUser(subscriber, ctx.Doer)
 	}
 
 	ctx.SetTotalCountHeader(int64(ctx.Repo.Repository.NumWatches))

routers/api/v1/repo/tag.go

@@ -191,7 +191,7 @@ func CreateTag(ctx *context.APIContext) {
 		return
 	}
 
-	if err := releaseservice.CreateNewTag(ctx, ctx.User, ctx.Repo.Repository, commit.ID.String(), form.TagName, form.Message); err != nil {
+	if err := releaseservice.CreateNewTag(ctx, ctx.Doer, ctx.Repo.Repository, commit.ID.String(), form.TagName, form.Message); err != nil {
 		if models.IsErrTagAlreadyExists(err) {
 			ctx.Error(http.StatusConflict, "tag exist", err)
 			return
@@ -255,7 +255,7 @@ func DeleteTag(ctx *context.APIContext) {
 		return
 	}
 
-	if err = releaseservice.DeleteReleaseByID(ctx, tag.ID, ctx.User, true); err != nil {
+	if err = releaseservice.DeleteReleaseByID(ctx, tag.ID, ctx.Doer, true); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteReleaseByID", err)
 	}
 

routers/api/v1/repo/teams.go

@@ -9,6 +9,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
@@ -41,7 +42,7 @@ func ListTeams(ctx *context.APIContext) {
 		return
 	}
 
-	teams, err := models.GetRepoTeams(ctx.Repo.Repository)
+	teams, err := organization.GetRepoTeams(ctx.Repo.Repository)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -101,7 +102,7 @@ func IsTeam(ctx *context.APIContext) {
 		return
 	}
 
-	if team.HasRepository(ctx.Repo.Repository.ID) {
+	if models.HasRepository(team, ctx.Repo.Repository.ID) {
 		if err := team.GetUnits(); err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetUnits", err)
 			return
@@ -196,20 +197,20 @@ func changeRepoTeam(ctx *context.APIContext, add bool) {
 		return
 	}
 
-	repoHasTeam := team.HasRepository(ctx.Repo.Repository.ID)
+	repoHasTeam := models.HasRepository(team, ctx.Repo.Repository.ID)
 	var err error
 	if add {
 		if repoHasTeam {
 			ctx.Error(http.StatusUnprocessableEntity, "alreadyAdded", fmt.Errorf("team '%s' is already added to repo", team.Name))
 			return
 		}
-		err = team.AddRepository(ctx.Repo.Repository)
+		err = models.AddRepository(team, ctx.Repo.Repository)
 	} else {
 		if !repoHasTeam {
 			ctx.Error(http.StatusUnprocessableEntity, "notAdded", fmt.Errorf("team '%s' was not added to repo", team.Name))
 			return
 		}
-		err = team.RemoveRepository(ctx.Repo.Repository.ID)
+		err = models.RemoveRepository(team, ctx.Repo.Repository.ID)
 	}
 	if err != nil {
 		ctx.InternalServerError(err)
@@ -219,10 +220,10 @@ func changeRepoTeam(ctx *context.APIContext, add bool) {
 	ctx.Status(http.StatusNoContent)
 }
 
-func getTeamByParam(ctx *context.APIContext) *models.Team {
-	team, err := models.GetTeam(ctx.Repo.Owner.ID, ctx.Params(":team"))
+func getTeamByParam(ctx *context.APIContext) *organization.Team {
+	team, err := organization.GetTeam(ctx.Repo.Owner.ID, ctx.Params(":team"))
 	if err != nil {
-		if models.IsErrTeamNotExist(err) {
+		if organization.IsErrTeamNotExist(err) {
 			ctx.Error(http.StatusNotFound, "TeamNotExit", err)
 			return nil
 		}

routers/api/v1/repo/transfer.go

@@ -9,6 +9,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/organization"
 	"code.gitea.io/gitea/models/perm"
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
@@ -67,23 +68,23 @@ func Transfer(ctx *context.APIContext) {
 	}
 
 	if newOwner.Type == user_model.UserTypeOrganization {
-		if !ctx.User.IsAdmin && newOwner.Visibility == api.VisibleTypePrivate && !models.OrgFromUser(newOwner).HasMemberWithUserID(ctx.User.ID) {
+		if !ctx.Doer.IsAdmin && newOwner.Visibility == api.VisibleTypePrivate && !organization.OrgFromUser(newOwner).HasMemberWithUserID(ctx.Doer.ID) {
 			// The user shouldn't know about this organization
 			ctx.Error(http.StatusNotFound, "", "The new owner does not exist or cannot be found")
 			return
 		}
 	}
 
-	var teams []*models.Team
+	var teams []*organization.Team
 	if opts.TeamIDs != nil {
 		if !newOwner.IsOrganization() {
 			ctx.Error(http.StatusUnprocessableEntity, "repoTransfer", "Teams can only be added to organization-owned repositories")
 			return
 		}
 
-		org := convert.ToOrganization(models.OrgFromUser(newOwner))
+		org := convert.ToOrganization(organization.OrgFromUser(newOwner))
 		for _, tID := range *opts.TeamIDs {
-			team, err := models.GetTeamByID(tID)
+			team, err := organization.GetTeamByID(tID)
 			if err != nil {
 				ctx.Error(http.StatusUnprocessableEntity, "team", fmt.Errorf("team %d not found", tID))
 				return
@@ -103,14 +104,16 @@ func Transfer(ctx *context.APIContext) {
 		ctx.Repo.GitRepo = nil
 	}
 
-	if err := repo_service.StartRepositoryTransfer(ctx.User, newOwner, ctx.Repo.Repository, teams); err != nil {
+	oldFullname := ctx.Repo.Repository.FullName()
+
+	if err := repo_service.StartRepositoryTransfer(ctx.Doer, newOwner, ctx.Repo.Repository, teams); err != nil {
 		if models.IsErrRepoTransferInProgress(err) {
-			ctx.Error(http.StatusConflict, "CreatePendingRepositoryTransfer", err)
+			ctx.Error(http.StatusConflict, "StartRepositoryTransfer", err)
 			return
 		}
 
 		if repo_model.IsErrRepoAlreadyExist(err) {
-			ctx.Error(http.StatusUnprocessableEntity, "CreatePendingRepositoryTransfer", err)
+			ctx.Error(http.StatusUnprocessableEntity, "StartRepositoryTransfer", err)
 			return
 		}
 
@@ -119,12 +122,12 @@ func Transfer(ctx *context.APIContext) {
 	}
 
 	if ctx.Repo.Repository.Status == repo_model.RepositoryPendingTransfer {
-		log.Trace("Repository transfer initiated: %s -> %s", ctx.Repo.Repository.FullName(), newOwner.Name)
+		log.Trace("Repository transfer initiated: %s -> %s", oldFullname, ctx.Repo.Repository.FullName())
 		ctx.JSON(http.StatusCreated, convert.ToRepo(ctx.Repo.Repository, perm.AccessModeAdmin))
 		return
 	}
 
-	log.Trace("Repository transferred: %s -> %s", ctx.Repo.Repository.FullName(), newOwner.Name)
+	log.Trace("Repository transferred: %s -> %s", oldFullname, ctx.Repo.Repository.FullName())
 	ctx.JSON(http.StatusAccepted, convert.ToRepo(ctx.Repo.Repository, perm.AccessModeAdmin))
 }
 
@@ -218,7 +221,7 @@ func acceptOrRejectRepoTransfer(ctx *context.APIContext, accept bool) error {
 		return err
 	}
 
-	if !repoTransfer.CanUserAcceptTransfer(ctx.User) {
+	if !repoTransfer.CanUserAcceptTransfer(ctx.Doer) {
 		ctx.Error(http.StatusForbidden, "CanUserAcceptTransfer", nil)
 		return fmt.Errorf("user does not have permissions to do this")
 	}

routers/api/v1/repo/wiki.go

@@ -71,7 +71,7 @@ func NewWikiPage(ctx *context.APIContext) {
 	}
 	form.ContentBase64 = string(content)
 
-	if err := wiki_service.AddWikiPage(ctx, ctx.User, ctx.Repo.Repository, wikiName, form.ContentBase64, form.Message); err != nil {
+	if err := wiki_service.AddWikiPage(ctx, ctx.Doer, ctx.Repo.Repository, wikiName, form.ContentBase64, form.Message); err != nil {
 		if models.IsErrWikiReservedName(err) {
 			ctx.Error(http.StatusBadRequest, "IsErrWikiReservedName", err)
 		} else if models.IsErrWikiAlreadyExist(err) {
@@ -144,7 +144,7 @@ func EditWikiPage(ctx *context.APIContext) {
 	}
 	form.ContentBase64 = string(content)
 
-	if err := wiki_service.EditWikiPage(ctx, ctx.User, ctx.Repo.Repository, oldWikiName, newWikiName, form.ContentBase64, form.Message); err != nil {
+	if err := wiki_service.EditWikiPage(ctx, ctx.Doer, ctx.Repo.Repository, oldWikiName, newWikiName, form.ContentBase64, form.Message); err != nil {
 		ctx.Error(http.StatusInternalServerError, "EditWikiPage", err)
 		return
 	}
@@ -233,7 +233,7 @@ func DeleteWikiPage(ctx *context.APIContext) {
 
 	wikiName := wiki_service.NormalizeWikiName(ctx.Params(":pageName"))
 
-	if err := wiki_service.DeleteWikiPage(ctx, ctx.User, ctx.Repo.Repository, wikiName); err != nil {
+	if err := wiki_service.DeleteWikiPage(ctx, ctx.Doer, ctx.Repo.Repository, wikiName); err != nil {
 		if err.Error() == "file does not exist" {
 			ctx.NotFound(err)
 			return
@@ -458,7 +458,7 @@ func findEntryForFile(commit *git.Commit, target string) (*git.TreeEntry, error)
 // findWikiRepoCommit opens the wiki repo and returns the latest commit, writing to context on error.
 // The caller is responsible for closing the returned repo again
 func findWikiRepoCommit(ctx *context.APIContext) (*git.Repository, *git.Commit) {
-	wikiRepo, err := git.OpenRepositoryCtx(ctx, ctx.Repo.Repository.WikiPath())
+	wikiRepo, err := git.OpenRepository(ctx, ctx.Repo.Repository.WikiPath())
 	if err != nil {
 
 		if git.IsErrNotExist(err) || err.Error() == "no such file or directory" {

routers/api/v1/swagger/package.go

@@ -0,0 +1,30 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package swagger
+
+import (
+	api "code.gitea.io/gitea/modules/structs"
+)
+
+// Package
+// swagger:response Package
+type swaggerResponsePackage struct {
+	// in:body
+	Body api.Package `json:"body"`
+}
+
+// PackageList
+// swagger:response PackageList
+type swaggerResponsePackageList struct {
+	// in:body
+	Body []api.Package `json:"body"`
+}
+
+// PackageFileList
+// swagger:response PackageFileList
+type swaggerResponsePackageFileList struct {
+	// in:body
+	Body []api.PackageFile `json:"body"`
+}

routers/api/v1/swagger/repo.go

@@ -344,3 +344,10 @@ type swaggerWikiCommitList struct {
 	// in:body
 	Body api.WikiCommitList `json:"body"`
 }
+
+// RepoCollaboratorPermission
+// swagger:response RepoCollaboratorPermission
+type swaggerRepoCollaboratorPermission struct {
+	// in:body
+	Body api.RepoCollaboratorPermission `json:"body"`
+}

routers/api/v1/user/app.go

@@ -45,7 +45,7 @@ func ListAccessTokens(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/AccessTokenList"
 
-	opts := models.ListAccessTokensOptions{UserID: ctx.User.ID, ListOptions: utils.GetListOptions(ctx)}
+	opts := models.ListAccessTokensOptions{UserID: ctx.Doer.ID, ListOptions: utils.GetListOptions(ctx)}
 
 	count, err := models.CountAccessTokens(opts)
 	if err != nil {
@@ -99,7 +99,7 @@ func CreateAccessToken(ctx *context.APIContext) {
 	form := web.GetForm(ctx).(*api.CreateAccessTokenOption)
 
 	t := &models.AccessToken{
-		UID:  ctx.User.ID,
+		UID:  ctx.Doer.ID,
 		Name: form.Name,
 	}
 
@@ -157,7 +157,7 @@ func DeleteAccessToken(ctx *context.APIContext) {
 	if tokenID == 0 {
 		tokens, err := models.ListAccessTokens(models.ListAccessTokensOptions{
 			Name:   token,
-			UserID: ctx.User.ID,
+			UserID: ctx.Doer.ID,
 		})
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "ListAccessTokens", err)
@@ -180,7 +180,7 @@ func DeleteAccessToken(ctx *context.APIContext) {
 		return
 	}
 
-	if err := models.DeleteAccessTokenByID(tokenID, ctx.User.ID); err != nil {
+	if err := models.DeleteAccessTokenByID(tokenID, ctx.Doer.ID); err != nil {
 		if models.IsErrAccessTokenNotExist(err) {
 			ctx.NotFound()
 		} else {
@@ -215,7 +215,7 @@ func CreateOauth2Application(ctx *context.APIContext) {
 
 	app, err := auth.CreateOAuth2Application(auth.CreateOAuth2ApplicationOptions{
 		Name:         data.Name,
-		UserID:       ctx.User.ID,
+		UserID:       ctx.Doer.ID,
 		RedirectURIs: data.RedirectURIs,
 	})
 	if err != nil {
@@ -252,7 +252,7 @@ func ListOauth2Applications(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/OAuth2ApplicationList"
 
-	apps, total, err := auth.ListOAuth2Applications(ctx.User.ID, utils.GetListOptions(ctx))
+	apps, total, err := auth.ListOAuth2Applications(ctx.Doer.ID, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListOAuth2Applications", err)
 		return
@@ -288,7 +288,7 @@ func DeleteOauth2Application(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 	appID := ctx.ParamsInt64(":id")
-	if err := auth.DeleteOAuth2Application(appID, ctx.User.ID); err != nil {
+	if err := auth.DeleteOAuth2Application(appID, ctx.Doer.ID); err != nil {
 		if auth.IsErrOAuthApplicationNotFound(err) {
 			ctx.NotFound()
 		} else {
@@ -365,7 +365,7 @@ func UpdateOauth2Application(ctx *context.APIContext) {
 
 	app, err := auth.UpdateOAuth2Application(auth.UpdateOAuth2ApplicationOptions{
 		Name:         data.Name,
-		UserID:       ctx.User.ID,
+		UserID:       ctx.Doer.ID,
 		ID:           appID,
 		RedirectURIs: data.RedirectURIs,
 	})

routers/api/v1/user/email.go

@@ -28,7 +28,7 @@ func ListEmails(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/EmailList"
 
-	emails, err := user_model.GetEmailAddresses(ctx.User.ID)
+	emails, err := user_model.GetEmailAddresses(ctx.Doer.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetEmailAddresses", err)
 		return
@@ -71,7 +71,7 @@ func AddEmail(ctx *context.APIContext) {
 	emails := make([]*user_model.EmailAddress, len(form.Emails))
 	for i := range form.Emails {
 		emails[i] = &user_model.EmailAddress{
-			UID:         ctx.User.ID,
+			UID:         ctx.Doer.ID,
 			Email:       form.Emails[i],
 			IsActivated: !setting.Service.RegisterEmailConfirm,
 		}
@@ -80,8 +80,16 @@ func AddEmail(ctx *context.APIContext) {
 	if err := user_model.AddEmailAddresses(emails); err != nil {
 		if user_model.IsErrEmailAlreadyUsed(err) {
 			ctx.Error(http.StatusUnprocessableEntity, "", "Email address has been used: "+err.(user_model.ErrEmailAlreadyUsed).Email)
-		} else if user_model.IsErrEmailInvalid(err) {
-			errMsg := fmt.Sprintf("Email address %s invalid", err.(user_model.ErrEmailInvalid).Email)
+		} else if user_model.IsErrEmailCharIsNotSupported(err) || user_model.IsErrEmailInvalid(err) {
+			email := ""
+			if typedError, ok := err.(user_model.ErrEmailInvalid); ok {
+				email = typedError.Email
+			}
+			if typedError, ok := err.(user_model.ErrEmailCharIsNotSupported); ok {
+				email = typedError.Email
+			}
+
+			errMsg := fmt.Sprintf("Email address %q invalid", email)
 			ctx.Error(http.StatusUnprocessableEntity, "", errMsg)
 		} else {
 			ctx.Error(http.StatusInternalServerError, "AddEmailAddresses", err)
@@ -123,7 +131,7 @@ func DeleteEmail(ctx *context.APIContext) {
 	for i := range form.Emails {
 		emails[i] = &user_model.EmailAddress{
 			Email: form.Emails[i],
-			UID:   ctx.User.ID,
+			UID:   ctx.Doer.ID,
 		}
 	}
 

routers/api/v1/user/follower.go

@@ -18,7 +18,7 @@ import (
 func responseAPIUsers(ctx *context.APIContext, users []*user_model.User) {
 	apiUsers := make([]*api.User, len(users))
 	for i := range users {
-		apiUsers[i] = convert.ToUser(users[i], ctx.User)
+		apiUsers[i] = convert.ToUser(users[i], ctx.Doer)
 	}
 	ctx.JSON(http.StatusOK, &apiUsers)
 }
@@ -54,7 +54,7 @@ func ListMyFollowers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	listUserFollowers(ctx, ctx.User)
+	listUserFollowers(ctx, ctx.Doer)
 }
 
 // ListFollowers list the given user's followers
@@ -82,11 +82,7 @@ func ListFollowers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	u := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	listUserFollowers(ctx, u)
+	listUserFollowers(ctx, ctx.ContextUser)
 }
 
 func listUserFollowing(ctx *context.APIContext, u *user_model.User) {
@@ -120,7 +116,7 @@ func ListMyFollowing(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	listUserFollowing(ctx, ctx.User)
+	listUserFollowing(ctx, ctx.Doer)
 }
 
 // ListFollowing list the users that the given user is following
@@ -148,11 +144,7 @@ func ListFollowing(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	u := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	listUserFollowing(ctx, u)
+	listUserFollowing(ctx, ctx.ContextUser)
 }
 
 func checkUserFollowing(ctx *context.APIContext, u *user_model.User, followID int64) {
@@ -180,25 +172,21 @@ func CheckMyFollowing(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	target := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	checkUserFollowing(ctx, ctx.User, target.ID)
+	checkUserFollowing(ctx, ctx.Doer, ctx.ContextUser.ID)
 }
 
 // CheckFollowing check if one user is following another user
 func CheckFollowing(ctx *context.APIContext) {
-	// swagger:operation GET /users/{follower}/following/{followee} user userCheckFollowing
+	// swagger:operation GET /users/{username}/following/{target} user userCheckFollowing
 	// ---
 	// summary: Check if one user is following another user
 	// parameters:
-	// - name: follower
+	// - name: username
 	//   in: path
 	//   description: username of following user
 	//   type: string
 	//   required: true
-	// - name: followee
+	// - name: target
 	//   in: path
 	//   description: username of followed user
 	//   type: string
@@ -209,15 +197,11 @@ func CheckFollowing(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	u := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
 	target := GetUserByParamsName(ctx, ":target")
 	if ctx.Written() {
 		return
 	}
-	checkUserFollowing(ctx, u, target.ID)
+	checkUserFollowing(ctx, ctx.ContextUser, target.ID)
 }
 
 // Follow follow a user
@@ -235,11 +219,7 @@ func Follow(ctx *context.APIContext) {
 	//   "204":
 	//     "$ref": "#/responses/empty"
 
-	target := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	if err := user_model.FollowUser(ctx.User.ID, target.ID); err != nil {
+	if err := user_model.FollowUser(ctx.Doer.ID, ctx.ContextUser.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "FollowUser", err)
 		return
 	}
@@ -261,11 +241,7 @@ func Unfollow(ctx *context.APIContext) {
 	//   "204":
 	//     "$ref": "#/responses/empty"
 
-	target := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	if err := user_model.UnfollowUser(ctx.User.ID, target.ID); err != nil {
+	if err := user_model.UnfollowUser(ctx.Doer.ID, ctx.ContextUser.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UnfollowUser", err)
 		return
 	}

routers/api/v1/user/gpg_key.go

@@ -18,7 +18,7 @@ import (
 )
 
 func listGPGKeys(ctx *context.APIContext, uid int64, listOptions db.ListOptions) {
-	keys, err := asymkey_model.ListGPGKeys(db.DefaultContext, uid, listOptions)
+	keys, err := asymkey_model.ListGPGKeys(ctx, uid, listOptions)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListGPGKeys", err)
 		return
@@ -64,11 +64,7 @@ func ListGPGKeys(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/GPGKeyList"
 
-	user := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	listGPGKeys(ctx, user.ID, utils.GetListOptions(ctx))
+	listGPGKeys(ctx, ctx.ContextUser.ID, utils.GetListOptions(ctx))
 }
 
 // ListMyGPGKeys get the GPG key list of the authenticated user
@@ -91,7 +87,7 @@ func ListMyGPGKeys(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/GPGKeyList"
 
-	listGPGKeys(ctx, ctx.User.ID, utils.GetListOptions(ctx))
+	listGPGKeys(ctx, ctx.Doer.ID, utils.GetListOptions(ctx))
 }
 
 // GetGPGKey get the GPG key based on a id
@@ -128,8 +124,8 @@ func GetGPGKey(ctx *context.APIContext) {
 
 // CreateUserGPGKey creates new GPG key to given user by ID.
 func CreateUserGPGKey(ctx *context.APIContext, form api.CreateGPGKeyOption, uid int64) {
-	token := asymkey_model.VerificationToken(ctx.User, 1)
-	lastToken := asymkey_model.VerificationToken(ctx.User, 0)
+	token := asymkey_model.VerificationToken(ctx.Doer, 1)
+	lastToken := asymkey_model.VerificationToken(ctx.Doer, 0)
 
 	keys, err := asymkey_model.AddGPGKey(uid, form.ArmoredKey, token, form.Signature)
 	if err != nil && asymkey_model.IsErrGPGInvalidTokenSignature(err) {
@@ -156,7 +152,7 @@ func GetVerificationToken(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	token := asymkey_model.VerificationToken(ctx.User, 1)
+	token := asymkey_model.VerificationToken(ctx.Doer, 1)
 	ctx.PlainText(http.StatusOK, token)
 }
 
@@ -178,12 +174,12 @@ func VerifyUserGPGKey(ctx *context.APIContext) {
 	//     "$ref": "#/responses/validationError"
 
 	form := web.GetForm(ctx).(*api.VerifyGPGKeyOption)
-	token := asymkey_model.VerificationToken(ctx.User, 1)
-	lastToken := asymkey_model.VerificationToken(ctx.User, 0)
+	token := asymkey_model.VerificationToken(ctx.Doer, 1)
+	lastToken := asymkey_model.VerificationToken(ctx.Doer, 0)
 
-	_, err := asymkey_model.VerifyGPGKey(ctx.User.ID, form.KeyID, token, form.Signature)
+	_, err := asymkey_model.VerifyGPGKey(ctx.Doer.ID, form.KeyID, token, form.Signature)
 	if err != nil && asymkey_model.IsErrGPGInvalidTokenSignature(err) {
-		_, err = asymkey_model.VerifyGPGKey(ctx.User.ID, form.KeyID, lastToken, form.Signature)
+		_, err = asymkey_model.VerifyGPGKey(ctx.Doer.ID, form.KeyID, lastToken, form.Signature)
 	}
 
 	if err != nil {
@@ -230,7 +226,7 @@ func CreateGPGKey(ctx *context.APIContext) {
 	//     "$ref": "#/responses/validationError"
 
 	form := web.GetForm(ctx).(*api.CreateGPGKeyOption)
-	CreateUserGPGKey(ctx, *form, ctx.User.ID)
+	CreateUserGPGKey(ctx, *form, ctx.Doer.ID)
 }
 
 // DeleteGPGKey remove a GPG key belonging to the authenticated user
@@ -255,7 +251,7 @@ func DeleteGPGKey(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	if err := asymkey_model.DeleteGPGKey(ctx.User, ctx.ParamsInt64(":id")); err != nil {
+	if err := asymkey_model.DeleteGPGKey(ctx.Doer, ctx.ParamsInt64(":id")); err != nil {
 		if asymkey_model.IsErrGPGKeyAccessDenied(err) {
 			ctx.Error(http.StatusForbidden, "", "You do not have access to this key")
 		} else {

routers/api/v1/user/key.go

@@ -86,7 +86,7 @@ func listPublicKeys(ctx *context.APIContext, user *user_model.User) {
 	apiKeys := make([]*api.PublicKey, len(keys))
 	for i := range keys {
 		apiKeys[i] = convert.ToPublicKey(apiLink, keys[i])
-		if ctx.User.IsAdmin || ctx.User.ID == keys[i].OwnerID {
+		if ctx.Doer.IsAdmin || ctx.Doer.ID == keys[i].OwnerID {
 			apiKeys[i], _ = appendPrivateInformation(apiKeys[i], keys[i], user)
 		}
 	}
@@ -119,7 +119,7 @@ func ListMyPublicKeys(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/PublicKeyList"
 
-	listPublicKeys(ctx, ctx.User)
+	listPublicKeys(ctx, ctx.Doer)
 }
 
 // ListPublicKeys list the given user's public keys
@@ -151,11 +151,7 @@ func ListPublicKeys(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/PublicKeyList"
 
-	user := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-	listPublicKeys(ctx, user)
+	listPublicKeys(ctx, ctx.ContextUser)
 }
 
 // GetPublicKey get a public key
@@ -190,8 +186,8 @@ func GetPublicKey(ctx *context.APIContext) {
 
 	apiLink := composePublicKeysAPILink()
 	apiKey := convert.ToPublicKey(apiLink, key)
-	if ctx.User.IsAdmin || ctx.User.ID == key.OwnerID {
-		apiKey, _ = appendPrivateInformation(apiKey, key, ctx.User)
+	if ctx.Doer.IsAdmin || ctx.Doer.ID == key.OwnerID {
+		apiKey, _ = appendPrivateInformation(apiKey, key, ctx.Doer)
 	}
 	ctx.JSON(http.StatusOK, apiKey)
 }
@@ -211,8 +207,8 @@ func CreateUserPublicKey(ctx *context.APIContext, form api.CreateKeyOption, uid
 	}
 	apiLink := composePublicKeysAPILink()
 	apiKey := convert.ToPublicKey(apiLink, key)
-	if ctx.User.IsAdmin || ctx.User.ID == key.OwnerID {
-		apiKey, _ = appendPrivateInformation(apiKey, key, ctx.User)
+	if ctx.Doer.IsAdmin || ctx.Doer.ID == key.OwnerID {
+		apiKey, _ = appendPrivateInformation(apiKey, key, ctx.Doer)
 	}
 	ctx.JSON(http.StatusCreated, apiKey)
 }
@@ -238,7 +234,7 @@ func CreatePublicKey(ctx *context.APIContext) {
 	//     "$ref": "#/responses/validationError"
 
 	form := web.GetForm(ctx).(*api.CreateKeyOption)
-	CreateUserPublicKey(ctx, *form, ctx.User.ID)
+	CreateUserPublicKey(ctx, *form, ctx.Doer.ID)
 }
 
 // DeletePublicKey delete one public key
@@ -266,16 +262,21 @@ func DeletePublicKey(ctx *context.APIContext) {
 	id := ctx.ParamsInt64(":id")
 	externallyManaged, err := asymkey_model.PublicKeyIsExternallyManaged(id)
 	if err != nil {
-		ctx.Error(http.StatusInternalServerError, "PublicKeyIsExternallyManaged", err)
-	}
-	if externallyManaged {
-		ctx.Error(http.StatusForbidden, "", "SSH Key is externally managed for this user")
-	}
-
-	if err := asymkey_service.DeletePublicKey(ctx.User, id); err != nil {
 		if asymkey_model.IsErrKeyNotExist(err) {
 			ctx.NotFound()
-		} else if asymkey_model.IsErrKeyAccessDenied(err) {
+		} else {
+			ctx.Error(http.StatusInternalServerError, "PublicKeyIsExternallyManaged", err)
+		}
+		return
+	}
+
+	if externallyManaged {
+		ctx.Error(http.StatusForbidden, "", "SSH Key is externally managed for this user")
+		return
+	}
+
+	if err := asymkey_service.DeletePublicKey(ctx.Doer, id); err != nil {
+		if asymkey_model.IsErrKeyAccessDenied(err) {
 			ctx.Error(http.StatusForbidden, "", "You do not have access to this key")
 		} else {
 			ctx.Error(http.StatusInternalServerError, "DeletePublicKey", err)

routers/api/v1/user/repo.go

@@ -8,7 +8,6 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -39,12 +38,12 @@ func listUserRepos(ctx *context.APIContext, u *user_model.User, private bool) {
 
 	apiRepos := make([]*api.Repository, 0, len(repos))
 	for i := range repos {
-		access, err := models.AccessLevel(ctx.User, repos[i])
+		access, err := models.AccessLevel(ctx.Doer, repos[i])
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 			return
 		}
-		if ctx.IsSigned && ctx.User.IsAdmin || access >= perm.AccessModeRead {
+		if ctx.IsSigned && ctx.Doer.IsAdmin || access >= perm.AccessModeRead {
 			apiRepos = append(apiRepos, convert.ToRepo(repos[i], access))
 		}
 	}
@@ -79,12 +78,8 @@ func ListUserRepos(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	user := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
 	private := ctx.IsSigned
-	listUserRepos(ctx, user, private)
+	listUserRepos(ctx, ctx.ContextUser, private)
 }
 
 // ListMyRepos - list the repositories you own or have access to.
@@ -109,8 +104,8 @@ func ListMyRepos(ctx *context.APIContext) {
 
 	opts := &models.SearchRepoOptions{
 		ListOptions:        utils.GetListOptions(ctx),
-		Actor:              ctx.User,
-		OwnerID:            ctx.User.ID,
+		Actor:              ctx.Doer,
+		OwnerID:            ctx.Doer.ID,
 		Private:            ctx.IsSigned,
 		IncludeDescription: true,
 	}
@@ -124,11 +119,11 @@ func ListMyRepos(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(db.DefaultContext); err != nil {
+		if err = repo.GetOwner(ctx); err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetOwner", err)
 			return
 		}
-		accessMode, err := models.AccessLevel(ctx.User, repo)
+		accessMode, err := models.AccessLevel(ctx.Doer, repo)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "AccessLevel", err)
 		}

routers/api/v1/user/settings.go

@@ -24,7 +24,7 @@ func GetUserSettings(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/UserSettings"
-	ctx.JSON(http.StatusOK, convert.User2UserSettings(ctx.User))
+	ctx.JSON(http.StatusOK, convert.User2UserSettings(ctx.Doer))
 }
 
 // UpdateUserSettings returns user settings
@@ -46,38 +46,38 @@ func UpdateUserSettings(ctx *context.APIContext) {
 	form := web.GetForm(ctx).(*api.UserSettingsOptions)
 
 	if form.FullName != nil {
-		ctx.User.FullName = *form.FullName
+		ctx.Doer.FullName = *form.FullName
 	}
 	if form.Description != nil {
-		ctx.User.Description = *form.Description
+		ctx.Doer.Description = *form.Description
 	}
 	if form.Website != nil {
-		ctx.User.Website = *form.Website
+		ctx.Doer.Website = *form.Website
 	}
 	if form.Location != nil {
-		ctx.User.Location = *form.Location
+		ctx.Doer.Location = *form.Location
 	}
 	if form.Language != nil {
-		ctx.User.Language = *form.Language
+		ctx.Doer.Language = *form.Language
 	}
 	if form.Theme != nil {
-		ctx.User.Theme = *form.Theme
+		ctx.Doer.Theme = *form.Theme
 	}
 	if form.DiffViewStyle != nil {
-		ctx.User.DiffViewStyle = *form.DiffViewStyle
+		ctx.Doer.DiffViewStyle = *form.DiffViewStyle
 	}
 
 	if form.HideEmail != nil {
-		ctx.User.KeepEmailPrivate = *form.HideEmail
+		ctx.Doer.KeepEmailPrivate = *form.HideEmail
 	}
 	if form.HideActivity != nil {
-		ctx.User.KeepActivityPrivate = *form.HideActivity
+		ctx.Doer.KeepActivityPrivate = *form.HideActivity
 	}
 
-	if err := user_model.UpdateUser(ctx.User, false); err != nil {
+	if err := user_model.UpdateUser(ctx.Doer, false); err != nil {
 		ctx.InternalServerError(err)
 		return
 	}
 
-	ctx.JSON(http.StatusOK, convert.User2UserSettings(ctx.User))
+	ctx.JSON(http.StatusOK, convert.User2UserSettings(ctx.Doer))
 }

routers/api/v1/user/star.go

@@ -21,7 +21,7 @@ import (
 // getStarredRepos returns the repos that the user with the specified userID has
 // starred
 func getStarredRepos(user *user_model.User, private bool, listOptions db.ListOptions) ([]*api.Repository, error) {
-	starredRepos, err := models.GetStarredRepos(user.ID, private, listOptions)
+	starredRepos, err := repo_model.GetStarredRepos(user.ID, private, listOptions)
 	if err != nil {
 		return nil, err
 	}
@@ -62,15 +62,14 @@ func GetStarredRepos(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	user := GetUserByParams(ctx)
-	private := user.ID == ctx.User.ID
-	repos, err := getStarredRepos(user, private, utils.GetListOptions(ctx))
+	private := ctx.ContextUser.ID == ctx.Doer.ID
+	repos, err := getStarredRepos(ctx.ContextUser, private, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "getStarredRepos", err)
 		return
 	}
 
-	ctx.SetTotalCountHeader(int64(user.NumStars))
+	ctx.SetTotalCountHeader(int64(ctx.ContextUser.NumStars))
 	ctx.JSON(http.StatusOK, &repos)
 }
 
@@ -94,12 +93,12 @@ func GetMyStarredRepos(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	repos, err := getStarredRepos(ctx.User, true, utils.GetListOptions(ctx))
+	repos, err := getStarredRepos(ctx.Doer, true, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "getStarredRepos", err)
 	}
 
-	ctx.SetTotalCountHeader(int64(ctx.User.NumStars))
+	ctx.SetTotalCountHeader(int64(ctx.Doer.NumStars))
 	ctx.JSON(http.StatusOK, &repos)
 }
 
@@ -125,7 +124,7 @@ func IsStarring(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	if repo_model.IsStaring(ctx.User.ID, ctx.Repo.Repository.ID) {
+	if repo_model.IsStaring(ctx.Doer.ID, ctx.Repo.Repository.ID) {
 		ctx.Status(http.StatusNoContent)
 	} else {
 		ctx.NotFound()
@@ -152,7 +151,7 @@ func Star(ctx *context.APIContext) {
 	//   "204":
 	//     "$ref": "#/responses/empty"
 
-	err := repo_model.StarRepo(ctx.User.ID, ctx.Repo.Repository.ID, true)
+	err := repo_model.StarRepo(ctx.Doer.ID, ctx.Repo.Repository.ID, true)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "StarRepo", err)
 		return
@@ -180,7 +179,7 @@ func Unstar(ctx *context.APIContext) {
 	//   "204":
 	//     "$ref": "#/responses/empty"
 
-	err := repo_model.StarRepo(ctx.User.ID, ctx.Repo.Repository.ID, false)
+	err := repo_model.StarRepo(ctx.Doer.ID, ctx.Repo.Repository.ID, false)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "StarRepo", err)
 		return

routers/api/v1/user/user.go

@@ -56,7 +56,7 @@ func Search(ctx *context.APIContext) {
 	listOptions := utils.GetListOptions(ctx)
 
 	users, maxResults, err := user_model.SearchUsers(&user_model.SearchUserOptions{
-		Actor:       ctx.User,
+		Actor:       ctx.Doer,
 		Keyword:     ctx.FormTrim("q"),
 		UID:         ctx.FormInt64("uid"),
 		Type:        user_model.UserTypeIndividual,
@@ -75,7 +75,7 @@ func Search(ctx *context.APIContext) {
 
 	ctx.JSON(http.StatusOK, map[string]interface{}{
 		"ok":   true,
-		"data": convert.ToUsers(ctx.User, users),
+		"data": convert.ToUsers(ctx.Doer, users),
 	})
 }
 
@@ -98,18 +98,12 @@ func GetInfo(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	u := GetUserByParams(ctx)
-
-	if ctx.Written() {
-		return
-	}
-
-	if !models.IsUserVisibleToViewer(u, ctx.User) {
+	if !user_model.IsUserVisibleToViewer(ctx.ContextUser, ctx.Doer) {
 		// fake ErrUserNotExist error message to not leak information about existence
 		ctx.NotFound("GetUserByName", user_model.ErrUserNotExist{Name: ctx.Params(":username")})
 		return
 	}
-	ctx.JSON(http.StatusOK, convert.ToUser(u, ctx.User))
+	ctx.JSON(http.StatusOK, convert.ToUser(ctx.ContextUser, ctx.Doer))
 }
 
 // GetAuthenticatedUser get current user's information
@@ -123,7 +117,7 @@ func GetAuthenticatedUser(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/User"
 
-	ctx.JSON(http.StatusOK, convert.ToUser(ctx.User, ctx.User))
+	ctx.JSON(http.StatusOK, convert.ToUser(ctx.Doer, ctx.Doer))
 }
 
 // GetUserHeatmapData is the handler to get a users heatmap
@@ -145,12 +139,7 @@ func GetUserHeatmapData(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	user := GetUserByParams(ctx)
-	if ctx.Written() {
-		return
-	}
-
-	heatmap, err := models.GetUserHeatmapDataByUser(user, ctx.User)
+	heatmap, err := models.GetUserHeatmapDataByUser(ctx.ContextUser, ctx.Doer)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetUserHeatmapDataByUser", err)
 		return

routers/api/v1/user/watch.go

@@ -19,7 +19,7 @@ import (
 
 // getWatchedRepos returns the repos that the user with the specified userID is watching
 func getWatchedRepos(user *user_model.User, private bool, listOptions db.ListOptions) ([]*api.Repository, int64, error) {
-	watchedRepos, total, err := models.GetWatchedRepos(user.ID, private, listOptions)
+	watchedRepos, total, err := repo_model.GetWatchedRepos(user.ID, private, listOptions)
 	if err != nil {
 		return nil, 0, err
 	}
@@ -60,9 +60,8 @@ func GetWatchedRepos(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	user := GetUserByParams(ctx)
-	private := user.ID == ctx.User.ID
-	repos, total, err := getWatchedRepos(user, private, utils.GetListOptions(ctx))
+	private := ctx.ContextUser.ID == ctx.Doer.ID
+	repos, total, err := getWatchedRepos(ctx.ContextUser, private, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "getWatchedRepos", err)
 	}
@@ -91,7 +90,7 @@ func GetMyWatchedRepos(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	repos, total, err := getWatchedRepos(ctx.User, true, utils.GetListOptions(ctx))
+	repos, total, err := getWatchedRepos(ctx.Doer, true, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "getWatchedRepos", err)
 	}
@@ -123,7 +122,7 @@ func IsWatching(ctx *context.APIContext) {
 	//   "404":
 	//     description: User is not watching this repo or repo do not exist
 
-	if repo_model.IsWatching(ctx.User.ID, ctx.Repo.Repository.ID) {
+	if repo_model.IsWatching(ctx.Doer.ID, ctx.Repo.Repository.ID) {
 		ctx.JSON(http.StatusOK, api.WatchInfo{
 			Subscribed:    true,
 			Ignored:       false,
@@ -157,7 +156,7 @@ func Watch(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/WatchInfo"
 
-	err := repo_model.WatchRepo(ctx.User.ID, ctx.Repo.Repository.ID, true)
+	err := repo_model.WatchRepo(ctx.Doer.ID, ctx.Repo.Repository.ID, true)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "WatchRepo", err)
 		return
@@ -192,7 +191,7 @@ func Unwatch(ctx *context.APIContext) {
 	//   "204":
 	//     "$ref": "#/responses/empty"
 
-	err := repo_model.WatchRepo(ctx.User.ID, ctx.Repo.Repository.ID, false)
+	err := repo_model.WatchRepo(ctx.Doer.ID, ctx.Repo.Repository.ID, false)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "UnwatchRepo", err)
 		return

routers/api/v1/utils/git.go

@@ -5,6 +5,7 @@
 package utils
 
 import (
+	"fmt"
 	"net/http"
 
 	"code.gitea.io/gitea/modules/context"
@@ -35,12 +36,7 @@ func ResolveRefOrSha(ctx *context.APIContext, ref string) string {
 // GetGitRefs return git references based on filter
 func GetGitRefs(ctx *context.APIContext, filter string) ([]*git.Reference, string, error) {
 	if ctx.Repo.GitRepo == nil {
-		var err error
-		ctx.Repo.GitRepo, err = git.OpenRepositoryCtx(ctx, ctx.Repo.Repository.RepoPath())
-		if err != nil {
-			return nil, "OpenRepository", err
-		}
-		defer ctx.Repo.GitRepo.Close()
+		return nil, "", fmt.Errorf("no open git repo found in context")
 	}
 	if len(filter) > 0 {
 		filter = "refs/" + filter

routers/api/v1/utils/hook.go

@@ -9,7 +9,6 @@ import (
 	"net/http"
 	"strings"
 
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/webhook"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -164,7 +163,7 @@ func addHook(ctx *context.APIContext, form *api.CreateHookOption, orgID, repoID
 	if err := w.UpdateEvent(); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateEvent", err)
 		return nil, false
-	} else if err := webhook.CreateWebhook(db.DefaultContext, w); err != nil {
+	} else if err := webhook.CreateWebhook(ctx, w); err != nil {
 		ctx.Error(http.StatusInternalServerError, "CreateWebhook", err)
 		return nil, false
 	}
@@ -246,18 +245,29 @@ func editHook(ctx *context.APIContext, form *api.EditHookOption, w *webhook.Webh
 	w.ChooseEvents = true
 	w.Create = util.IsStringInSlice(string(webhook.HookEventCreate), form.Events, true)
 	w.Push = util.IsStringInSlice(string(webhook.HookEventPush), form.Events, true)
-	w.PullRequest = util.IsStringInSlice(string(webhook.HookEventPullRequest), form.Events, true)
 	w.Create = util.IsStringInSlice(string(webhook.HookEventCreate), form.Events, true)
 	w.Delete = util.IsStringInSlice(string(webhook.HookEventDelete), form.Events, true)
 	w.Fork = util.IsStringInSlice(string(webhook.HookEventFork), form.Events, true)
-	w.Issues = util.IsStringInSlice(string(webhook.HookEventIssues), form.Events, true)
-	w.IssueComment = util.IsStringInSlice(string(webhook.HookEventIssueComment), form.Events, true)
-	w.Push = util.IsStringInSlice(string(webhook.HookEventPush), form.Events, true)
-	w.PullRequest = util.IsStringInSlice(string(webhook.HookEventPullRequest), form.Events, true)
 	w.Repository = util.IsStringInSlice(string(webhook.HookEventRepository), form.Events, true)
 	w.Release = util.IsStringInSlice(string(webhook.HookEventRelease), form.Events, true)
 	w.BranchFilter = form.BranchFilter
 
+	// Issues
+	w.Issues = issuesHook(form.Events, "issues_only")
+	w.IssueAssign = issuesHook(form.Events, string(webhook.HookEventIssueAssign))
+	w.IssueLabel = issuesHook(form.Events, string(webhook.HookEventIssueLabel))
+	w.IssueMilestone = issuesHook(form.Events, string(webhook.HookEventIssueMilestone))
+	w.IssueComment = issuesHook(form.Events, string(webhook.HookEventIssueComment))
+
+	// Pull requests
+	w.PullRequest = pullHook(form.Events, "pull_request_only")
+	w.PullRequestAssign = pullHook(form.Events, string(webhook.HookEventPullRequestAssign))
+	w.PullRequestLabel = pullHook(form.Events, string(webhook.HookEventPullRequestLabel))
+	w.PullRequestMilestone = pullHook(form.Events, string(webhook.HookEventPullRequestMilestone))
+	w.PullRequestComment = pullHook(form.Events, string(webhook.HookEventPullRequestComment))
+	w.PullRequestReview = pullHook(form.Events, "pull_request_review")
+	w.PullRequestSync = pullHook(form.Events, string(webhook.HookEventPullRequestSync))
+
 	if err := w.UpdateEvent(); err != nil {
 		ctx.Error(http.StatusInternalServerError, "UpdateEvent", err)
 		return false

routers/api/v1/utils/page.go

@@ -0,0 +1,19 @@
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package utils
+
+import (
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/convert"
+)
+
+// GetListOptions returns list options using the page and limit parameters
+func GetListOptions(ctx *context.APIContext) db.ListOptions {
+	return db.ListOptions{
+		Page:     ctx.FormInt("page"),
+		PageSize: convert.ToCorrectPageSize(ctx.FormInt("limit")),
+	}
+}

routers/api/v1/utils/utils.go

@@ -1,68 +0,0 @@
-// Copyright 2017 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package utils
-
-import (
-	"net/url"
-	"strings"
-	"time"
-
-	"code.gitea.io/gitea/models/db"
-	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
-)
-
-// GetQueryBeforeSince return parsed time (unix format) from URL query's before and since
-func GetQueryBeforeSince(ctx *context.APIContext) (before, since int64, err error) {
-	qCreatedBefore, err := prepareQueryArg(ctx, "before")
-	if err != nil {
-		return 0, 0, err
-	}
-
-	qCreatedSince, err := prepareQueryArg(ctx, "since")
-	if err != nil {
-		return 0, 0, err
-	}
-
-	before, err = parseTime(qCreatedBefore)
-	if err != nil {
-		return 0, 0, err
-	}
-
-	since, err = parseTime(qCreatedSince)
-	if err != nil {
-		return 0, 0, err
-	}
-	return before, since, nil
-}
-
-// parseTime parse time and return unix timestamp
-func parseTime(value string) (int64, error) {
-	if len(value) != 0 {
-		t, err := time.Parse(time.RFC3339, value)
-		if err != nil {
-			return 0, err
-		}
-		if !t.IsZero() {
-			return t.Unix(), nil
-		}
-	}
-	return 0, nil
-}
-
-// prepareQueryArg unescape and trim a query arg
-func prepareQueryArg(ctx *context.APIContext, name string) (value string, err error) {
-	value, err = url.PathUnescape(ctx.FormString(name))
-	value = strings.TrimSpace(value)
-	return
-}
-
-// GetListOptions returns list options using the page and limit parameters
-func GetListOptions(ctx *context.APIContext) db.ListOptions {
-	return db.ListOptions{
-		Page:     ctx.FormInt("page"),
-		PageSize: convert.ToCorrectPageSize(ctx.FormInt("limit")),
-	}
-}