3 files changed, 171 insertions, 0 deletions
diff --git a/routers/api/v1/admin/adopt.go b/routers/api/v1/admin/adopt.go
new file mode 100644
index 0000000000..1a7a62a55c
--- /dev/null
+++ b/routers/api/v1/admin/adopt.go
@@ -0,0 +1,164 @@
+// Copyright 2020 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 admin
+
+import (
+	"fmt"
+	"net/http"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/repository"
+	"code.gitea.io/gitea/routers/api/v1/utils"
+	"github.com/unknwon/com"
+)
+
+// ListUnadoptedRepositories lists the unadopted repositories that match the provided names
+func ListUnadoptedRepositories(ctx *context.APIContext) {
+	// swagger:operation GET /admin/unadopted admin adminUnadoptedList
+	// ---
+	// summary: List unadopted repositories
+	// produces:
+	// - application/json
+	// parameters:
+	// - 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: pattern
+	//   in: query
+	//   description: pattern of repositories to search for
+	//   type: string
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/StringSlice"
+	//   "403":
+	//     "$ref": "#/responses/forbidden"
+
+	listOptions := utils.GetListOptions(ctx)
+	repoNames, count, err := repository.ListUnadoptedRepositories(ctx.Query("query"), &listOptions)
+	if err != nil {
+		ctx.InternalServerError(err)
+	}
+
+	ctx.Header().Set("X-Total-Count", fmt.Sprintf("%d", count))
+	ctx.Header().Set("Access-Control-Expose-Headers", "X-Total-Count")
+
+	ctx.JSON(http.StatusOK, repoNames)
+}
+
+// AdoptRepository will adopt an unadopted repository
+func AdoptRepository(ctx *context.APIContext) {
+	// swagger:operation POST /admin/unadopted/{owner}/{repo} admin adminAdoptRepository
+	// ---
+	// summary: Adopt unadopted files as a repository
+	// 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
+	// responses:
+	//   "204":
+	//     "$ref": "#/responses/empty"
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+	//   "403":
+	//     "$ref": "#/responses/forbidden"
+	ownerName := ctx.Params(":username")
+	repoName := ctx.Params(":reponame")
+
+	ctxUser, err := models.GetUserByName(ownerName)
+	if err != nil {
+		if models.IsErrUserNotExist(err) {
+			ctx.NotFound()
+			return
+		}
+		ctx.InternalServerError(err)
+		return
+	}
+
+	// check not a repo
+	if has, err := models.IsRepositoryExist(ctxUser, repoName); err != nil {
+		ctx.InternalServerError(err)
+		return
+	} else if has || !com.IsDir(models.RepoPath(ctxUser.Name, repoName)) {
+		ctx.NotFound()
+		return
+	}
+	if _, err := repository.AdoptRepository(ctx.User, ctxUser, models.CreateRepoOptions{
+		Name:      repoName,
+		IsPrivate: true,
+	}); err != nil {
+		ctx.InternalServerError(err)
+		return
+	}
+
+	ctx.Status(http.StatusNoContent)
+}
+
+// DeleteUnadoptedRepository will delete an unadopted repository
+func DeleteUnadoptedRepository(ctx *context.APIContext) {
+	// swagger:operation DELETE /admin/unadopted/{owner}/{repo} admin adminDeleteUnadoptedRepository
+	// ---
+	// summary: Delete unadopted files
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// responses:
+	//   "204":
+	//     "$ref": "#/responses/empty"
+	//   "403":
+	//     "$ref": "#/responses/forbidden"
+	ownerName := ctx.Params(":username")
+	repoName := ctx.Params(":reponame")
+
+	ctxUser, err := models.GetUserByName(ownerName)
+	if err != nil {
+		if models.IsErrUserNotExist(err) {
+			ctx.NotFound()
+			return
+		}
+		ctx.InternalServerError(err)
+		return
+	}
+
+	// check not a repo
+	if has, err := models.IsRepositoryExist(ctxUser, repoName); err != nil {
+		ctx.InternalServerError(err)
+		return
+	} else if has || !com.IsDir(models.RepoPath(ctxUser.Name, repoName)) {
+		ctx.NotFound()
+		return
+	}
+
+	if err := repository.DeleteUnadoptedRepository(ctx.User, ctxUser, repoName); err != nil {
+		ctx.InternalServerError(err)
+		return
+	}
+
+	ctx.Status(http.StatusNoContent)
+}
diff --git a/routers/api/v1/api.go b/routers/api/v1/api.go
index 8b3a7545c6..3b6f8dbba3 100644
--- a/routers/api/v1/api.go
+++ b/routers/api/v1/api.go
@@ -957,6 +957,11 @@ func RegisterRoutes(m *macaron.Macaron) {
 					m.Post("/repos", bind(api.CreateRepoOption{}), admin.CreateRepo)
 				})
 			})
+			m.Group("/unadopted", func() {
+				m.Get("", admin.ListUnadoptedRepositories)
+				m.Post("/:username/:reponame", admin.AdoptRepository)
+				m.Delete("/:username/:reponame", admin.DeleteUnadoptedRepository)
+			})
 		}, reqToken(), reqSiteAdmin())
 
 		m.Group("/topics", func() {
diff --git a/routers/api/v1/repo/migrate.go b/routers/api/v1/repo/migrate.go
index 019d82031c..f9cddbb7cd 100644
--- a/routers/api/v1/repo/migrate.go
+++ b/routers/api/v1/repo/migrate.go
@@ -198,6 +198,8 @@ func handleMigrateError(ctx *context.APIContext, repoOwner *models.User, remoteA
 	switch {
 	case models.IsErrRepoAlreadyExist(err):
 		ctx.Error(http.StatusConflict, "", "The repository with the same name already exists.")
+	case models.IsErrRepoFilesAlreadyExist(err):
+		ctx.Error(http.StatusConflict, "", "Files already exist for this repository. Adopt them or delete them.")
 	case migrations.IsRateLimitError(err):
 		ctx.Error(http.StatusUnprocessableEntity, "", "Remote visit addressed rate limitation.")
 	case migrations.IsTwoFactorAuthError(err):