Golang models.GetRepositoryByName函数代码示例

func TeamsRepoAction(ctx *middleware.Context) {
	if !ctx.Org.IsOwner {
		ctx.Error(404)
		return
	}

	var err error
	switch ctx.Params(":action") {
	case "add":
		repoName := path.Base(ctx.Query("repo-name"))
		var repo *models.Repository
		repo, err = models.GetRepositoryByName(ctx.Org.Organization.Id, repoName)
		if err != nil {
			ctx.Handle(500, "GetRepositoryByName", err)
			return
		}
		err = ctx.Org.Team.AddRepository(repo)
	case "remove":
		err = ctx.Org.Team.RemoveRepository(com.StrTo(ctx.Query("repoid")).MustInt64())
	}

	if err != nil {
		log.Error(3, "Action(%s): %v", ctx.Params(":action"), err)
		ctx.JSON(200, map[string]interface{}{
			"ok":  false,
			"err": err.Error(),
		})
		return
	}
	ctx.Redirect(ctx.Org.OrgLink + "/teams/" + ctx.Org.Team.LowerName + "/repositories")
}

func TeamsRepoAction(ctx *middleware.Context) {
	if !ctx.Org.IsOwner {
		ctx.Error(404)
		return
	}

	var err error
	switch ctx.Params(":action") {
	case "add":
		repoName := path.Base(ctx.Query("repo_name"))
		var repo *models.Repository
		repo, err = models.GetRepositoryByName(ctx.Org.Organization.Id, repoName)
		if err != nil {
			if models.IsErrRepoNotExist(err) {
				ctx.Flash.Error(ctx.Tr("org.teams.add_nonexistent_repo"))
				ctx.Redirect(ctx.Org.OrgLink + "/teams/" + ctx.Org.Team.LowerName + "/repositories")
				return
			}
			ctx.Handle(500, "GetRepositoryByName", err)
			return
		}
		err = ctx.Org.Team.AddRepository(repo)
	case "remove":
		err = ctx.Org.Team.RemoveRepository(com.StrTo(ctx.Query("repoid")).MustInt64())
	}

	if err != nil {
		log.Error(3, "Action(%s): '%s' %v", ctx.Params(":action"), ctx.Org.Team.Name, err)
		ctx.Handle(500, "TeamsRepoAction", err)
		return
	}
	ctx.Redirect(ctx.Org.OrgLink + "/teams/" + ctx.Org.Team.LowerName + "/repositories")
}

func DeleteRepo(ctx *middleware.Context) {
	user, err := models.GetUserByName(ctx.Params(":username"))
	if err != nil {
		if models.IsErrUserNotExist(err) {
			ctx.APIError(422, "", err)
		} else {
			ctx.APIError(500, "GetUserByName", err)
		}
		return
	}

	repo, err := models.GetRepositoryByName(user.Id, ctx.Params(":reponame"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Error(404)
		} else {
			ctx.APIError(500, "GetRepositoryByName", err)
		}
		return
	}

	if user.IsOrganization() && !user.IsOwnedBy(ctx.User.Id) {
		ctx.APIError(403, "", "Given user is not owner of organization.")
		return
	}

	if err := models.DeleteRepository(user.Id, repo.ID); err != nil {
		ctx.APIError(500, "DeleteRepository", err)
		return
	}

	log.Trace("Repository deleted: %s/%s", user.Name, repo.Name)
	ctx.Status(204)
}

func RepoAssignment() macaron.Handler {
	return func(ctx *context.APIContext) {
		userName := ctx.Params(":username")
		repoName := ctx.Params(":reponame")

		var (
			owner *models.User
			err   error
		)

		// Check if the user is the same as the repository owner.
		if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
			owner = ctx.User
		} else {
			owner, err = models.GetUserByName(userName)
			if err != nil {
				if models.IsErrUserNotExist(err) {
					ctx.Status(404)
				} else {
					ctx.Error(500, "GetUserByName", err)
				}
				return
			}
		}
		ctx.Repo.Owner = owner

		// Get repository.
		repo, err := models.GetRepositoryByName(owner.ID, repoName)
		if err != nil {
			if models.IsErrRepoNotExist(err) {
				ctx.Status(404)
			} else {
				ctx.Error(500, "GetRepositoryByName", err)
			}
			return
		} else if err = repo.GetOwner(); err != nil {
			ctx.Error(500, "GetOwner", err)
			return
		}

		if ctx.IsSigned && ctx.User.IsAdmin {
			ctx.Repo.AccessMode = models.ACCESS_MODE_OWNER
		} else {
			mode, err := models.AccessLevel(ctx.User, repo)
			if err != nil {
				ctx.Error(500, "AccessLevel", err)
				return
			}
			ctx.Repo.AccessMode = mode
		}

		if !ctx.Repo.HasAccess() {
			ctx.Status(404)
			return
		}

		ctx.Repo.Repository = repo
	}
}

func ApiRepoAssignment() macaron.Handler {
	return func(ctx *Context) {
		userName := ctx.Params(":username")
		repoName := ctx.Params(":reponame")

		var (
			u   *models.User
			err error
		)

		// Check if the user is the same as the repository owner.
		if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
			u = ctx.User
		} else {
			u, err = models.GetUserByName(userName)
			if err != nil {
				if models.IsErrUserNotExist(err) {
					ctx.Error(404)
				} else {
					ctx.APIError(500, "GetUserByName", err)
				}
				return
			}
		}
		ctx.Repo.Owner = u

		// Get repository.
		repo, err := models.GetRepositoryByName(u.Id, repoName)
		if err != nil {
			if models.IsErrRepoNotExist(err) {
				ctx.Error(404)
			} else {
				ctx.APIError(500, "GetRepositoryByName", err)
			}
			return
		} else if err = repo.GetOwner(); err != nil {
			ctx.APIError(500, "GetOwner", err)
			return
		}

		mode, err := models.AccessLevel(ctx.User, repo)
		if err != nil {
			ctx.APIError(500, "AccessLevel", err)
			return
		}

		ctx.Repo.AccessMode = mode

		// Check access.
		if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
			ctx.Error(404)
			return
		}

		ctx.Repo.Repository = repo
	}
}

func GetRepositoryByParams(ctx *context.APIContext) *models.Repository {
	repo, err := models.GetRepositoryByName(ctx.Org.Team.OrgID, ctx.Params(":reponame"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Status(404)
		} else {
			ctx.Error(500, "GetRepositoryByName", err)
		}
		return nil
	}
	return repo
}

func TriggerHook(ctx *middleware.Context) {
	u, err := models.GetUserByName(ctx.Params(":username"))
	if err != nil {
		if models.IsErrUserNotExist(err) {
			ctx.Handle(404, "GetUserByName", err)
		} else {
			ctx.Handle(500, "GetUserByName", err)
		}
		return
	}

	repo, err := models.GetRepositoryByName(u.Id, ctx.Params(":reponame"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Handle(404, "GetRepositoryByName", err)
		} else {
			ctx.Handle(500, "GetRepositoryByName", err)
		}
		return
	}
	models.HookQueue.AddRepoID(repo.ID)
}

func parseOwnerAndRepo(ctx *middleware.Context) (*models.User, *models.Repository) {
	owner, err := models.GetUserByName(ctx.Params(":username"))
	if err != nil {
		if models.IsErrUserNotExist(err) {
			ctx.Handle(404, "GetUserByName", err)
		} else {
			ctx.Handle(500, "GetUserByName", err)
		}
		return nil, nil
	}

	repo, err := models.GetRepositoryByName(owner.Id, ctx.Params(":reponame"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Handle(404, "GetRepositoryByName", err)
		} else {
			ctx.Handle(500, "GetRepositoryByName", err)
		}
		return nil, nil
	}

	return owner, repo
}

func parseOwnerAndRepo(ctx *context.APIContext) (*models.User, *models.Repository) {
	owner, err := models.GetUserByName(ctx.Params(":username"))
	if err != nil {
		if models.IsErrUserNotExist(err) {
			ctx.Error(422, "", err)
		} else {
			ctx.Error(500, "GetUserByName", err)
		}
		return nil, nil
	}

	repo, err := models.GetRepositoryByName(owner.Id, ctx.Params(":reponame"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Status(404)
		} else {
			ctx.Error(500, "GetRepositoryByName", err)
		}
		return nil, nil
	}

	return owner, repo
}

func RepoAssignment(args ...bool) macaron.Handler {
	return func(ctx *Context) {
		var (
			displayBare bool // To display bare page if it is a bare repo.
		)
		if len(args) >= 1 {
			displayBare = args[0]
		}

		var (
			owner *models.User
			err   error
		)

		userName := ctx.Params(":username")
		repoName := ctx.Params(":reponame")
		refName := ctx.Params(":branchname")
		if len(refName) == 0 {
			refName = ctx.Params(":path")
		}

		// Check if the user is the same as the repository owner
		if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
			owner = ctx.User
		} else {
			owner, err = models.GetUserByName(userName)
			if err != nil {
				if models.IsErrUserNotExist(err) {
					ctx.Handle(404, "GetUserByName", err)
				} else {
					ctx.Handle(500, "GetUserByName", err)
				}
				return
			}
		}
		ctx.Repo.Owner = owner

		// Get repository.
		repo, err := models.GetRepositoryByName(owner.Id, repoName)
		if err != nil {
			if models.IsErrRepoNotExist(err) {
				ctx.Handle(404, "GetRepositoryByName", err)
			} else {
				ctx.Handle(500, "GetRepositoryByName", err)
			}
			return
		} else if err = repo.GetOwner(); err != nil {
			ctx.Handle(500, "GetOwner", err)
			return
		}

		// Admin has super access.
		if ctx.IsSigned && ctx.User.IsAdmin {
			ctx.Repo.AccessMode = models.ACCESS_MODE_OWNER
		} else {
			mode, err := models.AccessLevel(ctx.User, repo)
			if err != nil {
				ctx.Handle(500, "AccessLevel", err)
				return
			}
			ctx.Repo.AccessMode = mode
		}

		// Check access.
		if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
			ctx.Handle(404, "no access right", err)
			return
		}
		ctx.Data["HasAccess"] = true

		if repo.IsMirror {
			ctx.Repo.Mirror, err = models.GetMirror(repo.ID)
			if err != nil {
				ctx.Handle(500, "GetMirror", err)
				return
			}
			ctx.Data["MirrorEnablePrune"] = ctx.Repo.Mirror.EnablePrune
			ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
			ctx.Data["Mirror"] = ctx.Repo.Mirror
		}

		ctx.Repo.Repository = repo
		ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare

		gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
		if err != nil {
			ctx.Handle(500, "RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
			return
		}
		ctx.Repo.GitRepo = gitRepo
		ctx.Repo.RepoLink = repo.Link()
		ctx.Data["RepoLink"] = ctx.Repo.RepoLink
		ctx.Data["RepoRelPath"] = ctx.Repo.Owner.Name + "/" + ctx.Repo.Repository.Name

		tags, err := ctx.Repo.GitRepo.GetTags()
		if err != nil {
			ctx.Handle(500, "GetTags", err)
			return
		}
		ctx.Data["Tags"] = tags
//.........这里部分代码省略.........

// for command: ./gogs update
func runUpdate(c *cli.Context) {
	execDir, _ := base.ExecDir()
	newLogger(execDir)

	base.NewConfigContext()
	models.LoadModelsConfig()

	if models.UseSQLite3 {
		os.Chdir(execDir)
	}

	models.SetEngine()

	args := c.Args()
	if len(args) != 3 {
		log.Error("received less 3 parameters")
		return
	}

	refName := args[0]
	if refName == "" {
		log.Error("refName is empty, shouldn't use")
		return
	}
	oldCommitId := args[1]
	newCommitId := args[2]

	isNew := strings.HasPrefix(oldCommitId, "0000000")
	if isNew &&
		strings.HasPrefix(newCommitId, "0000000") {
		log.Error("old rev and new rev both 000000")
		return
	}

	userName := os.Getenv("userName")
	userId := os.Getenv("userId")
	//repoId := os.Getenv("repoId")
	repoName := os.Getenv("repoName")

	f := models.RepoPath(userName, repoName)

	gitUpdate := exec.Command("git", "update-server-info")
	gitUpdate.Dir = f
	gitUpdate.Run()

	repo, err := git.OpenRepository(f)
	if err != nil {
		log.Error("runUpdate.Open repoId: %v", err)
		return
	}

	newOid, err := git.NewOidFromString(newCommitId)
	if err != nil {
		log.Error("runUpdate.Ref repoId: %v", err)
		return
	}

	newCommit, err := repo.LookupCommit(newOid)
	if err != nil {
		log.Error("runUpdate.Ref repoId: %v", err)
		return
	}

	var l *list.List
	// if a new branch
	if isNew {
		l, err = repo.CommitsBefore(newCommit.Id())
		if err != nil {
			log.Error("Find CommitsBefore erro:", err)
			return
		}
	} else {
		oldOid, err := git.NewOidFromString(oldCommitId)
		if err != nil {
			log.Error("runUpdate.Ref repoId: %v", err)
			return
		}

		oldCommit, err := repo.LookupCommit(oldOid)
		if err != nil {
			log.Error("runUpdate.Ref repoId: %v", err)
			return
		}
		l = repo.CommitsBetween(newCommit, oldCommit)
	}

	if err != nil {
		log.Error("runUpdate.Commit repoId: %v", err)
		return
	}

	sUserId, err := strconv.Atoi(userId)
	if err != nil {
		log.Error("runUpdate.Parse userId: %v", err)
		return
	}

	repos, err := models.GetRepositoryByName(int64(sUserId), repoName)
	if err != nil {
//.........这里部分代码省略.........

func runServ(k *cli.Context) {
	base.NewConfigContext()
	models.LoadModelsConfig()
	models.NewEngine()

	keys := strings.Split(os.Args[2], "-")
	if len(keys) != 2 {
		fmt.Println("auth file format error")
		return
	}

	keyId, err := strconv.ParseInt(keys[1], 10, 64)
	if err != nil {
		fmt.Println("auth file format error")
		return
	}
	user, err := models.GetUserByKeyId(keyId)
	if err != nil {
		fmt.Println("You have no right to access")
		return
	}

	cmd := os.Getenv("SSH_ORIGINAL_COMMAND")
	if cmd == "" {
		println("Hi", user.Name, "! You've successfully authenticated, but Gogs does not provide shell access.")
		return
	}

	verb, args := parseCmd(cmd)
	rRepo := strings.Trim(args, "'")
	rr := strings.SplitN(rRepo, "/", 2)
	if len(rr) != 2 {
		println("Unavilable repository", args)
		return
	}
	repoName := rr[1]
	if strings.HasSuffix(repoName, ".git") {
		repoName = repoName[:len(repoName)-4]
	}

	repo, err := models.GetRepositoryByName(user.Id, repoName)
	var isExist bool = true
	if err != nil {
		if err == models.ErrRepoNotExist {
			isExist = false
		} else {
			println("Unavilable repository", err)
			return
		}
	}

	isWrite := In(verb, COMMANDS_WRITE)
	isRead := In(verb, COMMANDS_READONLY)

	switch {
	case isWrite:
		has, err := models.HasAccess(user.Name, repoName, models.AU_WRITABLE)
		if err != nil {
			println("Inernel error:", err)
			return
		}
		if !has {
			println("You have no right to write this repository")
			return
		}
	case isRead:
		has, err := models.HasAccess(user.Name, repoName, models.AU_READABLE)
		if err != nil {
			println("Inernel error")
			return
		}
		if !has {
			has, err = models.HasAccess(user.Name, repoName, models.AU_WRITABLE)
			if err != nil {
				println("Inernel error")
				return
			}
		}
		if !has {
			println("You have no right to access this repository")
			return
		}
	default:
		println("Unknown command")
		return
	}

	if !isExist {
		if isRead {
			println("Repository", user.Name+"/"+repoName, "is not exist")
			return
		} else if isWrite {
			_, err := models.CreateRepository(user, repoName, "", "", "", false, true)
			if err != nil {
				println("Create repository failed")
				return
			}
		}
	}

//.........这里部分代码省略.........

func RepoAssignment(redirect bool, args ...bool) macaron.Handler {
	return func(ctx *Context) {
		var (
			displayBare bool // To display bare page if it is a bare repo.
		)
		if len(args) >= 1 {
			displayBare = args[0]
		}

		var (
			u   *models.User
			err error
		)

		userName := ctx.Params(":username")
		repoName := ctx.Params(":reponame")
		refName := ctx.Params(":branchname")
		if len(refName) == 0 {
			refName = ctx.Params(":path")
		}

		// Check if the user is the same as the repository owner
		if ctx.IsSigned && ctx.User.LowerName == strings.ToLower(userName) {
			u = ctx.User
		} else {
			u, err = models.GetUserByName(userName)
			if err != nil {
				if models.IsErrUserNotExist(err) {
					ctx.Handle(404, "GetUserByName", err)
				} else {
					ctx.Handle(500, "GetUserByName", err)
				}
				return
			}
		}
		ctx.Repo.Owner = u

		// Get repository.
		repo, err := models.GetRepositoryByName(u.Id, repoName)
		if err != nil {
			if models.IsErrRepoNotExist(err) {
				ctx.Handle(404, "GetRepositoryByName", err)
			} else {
				ctx.Handle(500, "GetRepositoryByName", err)
			}
			return
		} else if err = repo.GetOwner(); err != nil {
			ctx.Handle(500, "GetOwner", err)
			return
		}

		mode, err := models.AccessLevel(ctx.User, repo)
		if err != nil {
			ctx.Handle(500, "AccessLevel", err)
			return
		}
		ctx.Repo.AccessMode = mode

		// Check access.
		if ctx.Repo.AccessMode == models.ACCESS_MODE_NONE {
			ctx.Handle(404, "no access right", err)
			return
		}

		ctx.Data["HasAccess"] = true

		if repo.IsMirror {
			ctx.Repo.Mirror, err = models.GetMirror(repo.ID)
			if err != nil {
				ctx.Handle(500, "GetMirror", err)
				return
			}
			ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
		}

		ctx.Repo.Repository = repo
		ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare

		gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
		if err != nil {
			ctx.Handle(500, "RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
			return
		}
		ctx.Repo.GitRepo = gitRepo
		ctx.Repo.RepoLink, err = repo.RepoLink()
		if err != nil {
			ctx.Handle(500, "RepoLink", err)
			return
		}
		ctx.Data["RepoLink"] = ctx.Repo.RepoLink
		ctx.Data["RepoRelPath"] = ctx.Repo.Owner.Name + "/" + ctx.Repo.Repository.Name

		tags, err := ctx.Repo.GitRepo.GetTags()
		if err != nil {
			ctx.Handle(500, "GetTags", err)
			return
		}
		ctx.Data["Tags"] = tags
		ctx.Repo.Repository.NumTags = len(tags)

//.........这里部分代码省略.........

func HTTP(ctx *context.Context) {
	username := ctx.Params(":username")
	reponame := strings.TrimSuffix(ctx.Params(":reponame"), ".git")

	var isPull bool
	service := ctx.Query("service")
	if service == "git-receive-pack" ||
		strings.HasSuffix(ctx.Req.URL.Path, "git-receive-pack") {
		isPull = false
	} else if service == "git-upload-pack" ||
		strings.HasSuffix(ctx.Req.URL.Path, "git-upload-pack") {
		isPull = true
	} else {
		isPull = (ctx.Req.Method == "GET")
	}

	isWiki := false
	if strings.HasSuffix(reponame, ".wiki") {
		isWiki = true
		reponame = reponame[:len(reponame)-5]
	}

	repoUser, err := models.GetUserByName(username)
	if err != nil {
		if models.IsErrUserNotExist(err) {
			ctx.Handle(http.StatusNotFound, "GetUserByName", nil)
		} else {
			ctx.Handle(http.StatusInternalServerError, "GetUserByName", err)
		}
		return
	}

	repo, err := models.GetRepositoryByName(repoUser.Id, reponame)
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Handle(http.StatusNotFound, "GetRepositoryByName", nil)
		} else {
			ctx.Handle(http.StatusInternalServerError, "GetRepositoryByName", err)
		}
		return
	}

	// Only public pull don't need auth.
	isPublicPull := !repo.IsPrivate && isPull
	var (
		askAuth      = !isPublicPull || setting.Service.RequireSignInView
		authUser     *models.User
		authUsername string
		authPasswd   string
	)

	// check access
	if askAuth {
		authHead := ctx.Req.Header.Get("Authorization")
		if len(authHead) == 0 {
			ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=\".\"")
			ctx.Error(http.StatusUnauthorized)
			return
		}

		auths := strings.Fields(authHead)
		// currently check basic auth
		// TODO: support digit auth
		// FIXME: middlewares/context.go did basic auth check already,
		// maybe could use that one.
		if len(auths) != 2 || auths[0] != "Basic" {
			ctx.HandleText(http.StatusUnauthorized, "no basic auth and digit auth")
			return
		}
		authUsername, authPasswd, err = base.BasicAuthDecode(auths[1])
		if err != nil {
			ctx.HandleText(http.StatusUnauthorized, "no basic auth and digit auth")
			return
		}

		authUser, err = models.UserSignIn(authUsername, authPasswd)
		if err != nil {
			if !models.IsErrUserNotExist(err) {
				ctx.Handle(http.StatusInternalServerError, "UserSignIn error: %v", err)
				return
			}

			// Assume username now is a token.
			token, err := models.GetAccessTokenBySHA(authUsername)
			if err != nil {
				if models.IsErrAccessTokenNotExist(err) {
					ctx.HandleText(http.StatusUnauthorized, "invalid token")
				} else {
					ctx.Handle(http.StatusInternalServerError, "GetAccessTokenBySha", err)
				}
				return
			}
			token.Updated = time.Now()
			if err = models.UpdateAccessToken(token); err != nil {
				ctx.Handle(http.StatusInternalServerError, "UpdateAccessToken", err)
			}
			authUser, err = models.GetUserByID(token.UID)
			if err != nil {
				ctx.Handle(http.StatusInternalServerError, "GetUserByID", err)
				return
//.........这里部分代码省略.........

func RepoAssignment(redirect bool, args ...bool) martini.Handler {
	return func(ctx *Context, params martini.Params) {
		log.Trace(fmt.Sprint(args))
		// valid brachname
		var validBranch bool
		// display bare quick start if it is a bare repo
		var displayBare bool

		if len(args) >= 1 {
			// Note: argument has wrong value in Go1.3 martini.
			// validBranch = args[0]
			validBranch = true
		}

		if len(args) >= 2 {
			// displayBare = args[1]
			displayBare = true
		}

		var (
			user        *models.User
			err         error
			isTrueOwner bool
		)

		userName := params["username"]
		repoName := params["reponame"]
		refName := params["branchname"]

		// Collaborators who have write access can be seen as owners.
		if ctx.IsSigned {
			ctx.Repo.IsOwner, err = models.HasAccess(ctx.User.Name, userName+"/"+repoName, models.AU_WRITABLE)
			if err != nil {
				ctx.Handle(500, "RepoAssignment(HasAccess)", err)
				return
			}
			isTrueOwner = ctx.User.LowerName == strings.ToLower(userName)
		}

		if !isTrueOwner {
			user, err = models.GetUserByName(userName)
			if err != nil {
				if err == models.ErrUserNotExist {
					ctx.Handle(404, "RepoAssignment(GetUserByName)", err)
					return
				} else if redirect {
					ctx.Redirect("/")
					return
				}
				ctx.Handle(500, "RepoAssignment(GetUserByName)", err)
				return
			}
		} else {
			user = ctx.User
		}

		if user == nil {
			if redirect {
				ctx.Redirect("/")
				return
			}
			ctx.Handle(403, "RepoAssignment", errors.New("invliad user account for single repository"))
			return
		}
		ctx.Repo.Owner = user

		// get repository
		repo, err := models.GetRepositoryByName(user.Id, repoName)
		if err != nil {
			if err == models.ErrRepoNotExist {
				ctx.Handle(404, "RepoAssignment", err)
				return
			} else if redirect {
				ctx.Redirect("/")
				return
			}
			ctx.Handle(500, "RepoAssignment", err)
			return
		}

		// Check access.
		if repo.IsPrivate && !ctx.Repo.IsOwner {
			if ctx.User == nil {
				ctx.Handle(404, "RepoAssignment(HasAccess)", nil)
				return
			}

			hasAccess, err := models.HasAccess(ctx.User.Name, ctx.Repo.Owner.Name+"/"+repo.Name, models.AU_READABLE)
			if err != nil {
				ctx.Handle(500, "RepoAssignment(HasAccess)", err)
				return
			} else if !hasAccess {
				ctx.Handle(404, "RepoAssignment(HasAccess)", nil)
				return
			}
		}
		ctx.Repo.HasAccess = true
		ctx.Data["HasAccess"] = true

		if repo.IsMirror {
//.........这里部分代码省略.........