Refactor duplicated code in repo handlers (#2657)

* Refactor duplicated code in repo handlers

* ctx.Handle

modules/context/repo.go

@@ -174,31 +174,7 @@ func RedirectToRepo(ctx *Context, redirectRepoID int64) {
 	ctx.Redirect(redirectPath)
 }
 
-// RepoIDAssignment returns an macaron handler which assigns the repo to the context.
+func repoAssignment(ctx *Context, repo *models.Repository) {
-func RepoIDAssignment() macaron.Handler {
-	return func(ctx *Context) {
-		var (
-			err error
-		)
-
-		repoID := ctx.ParamsInt64(":repoid")
-
-		// Get repository.
-		repo, err := models.GetRepositoryByID(repoID)
-		if err != nil {
-			if models.IsErrRepoNotExist(err) {
-				ctx.Handle(404, "GetRepositoryByID", nil)
-			} else {
-				ctx.Handle(500, "GetRepositoryByID", err)
-			}
-			return
-		}
-
-		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.AccessModeOwner
@@ -221,12 +197,13 @@ func RepoIDAssignment() macaron.Handler {
 			EarlyResponseForGoGetMeta(ctx)
 			return
 		}
-			ctx.Handle(404, "no access right", err)
+		ctx.Handle(404, "no access right", nil)
 		return
 	}
 	ctx.Data["HasAccess"] = true
 
 	if repo.IsMirror {
+		var err error
 		ctx.Repo.Mirror, err = models.GetMirrorByRepoID(repo.ID)
 		if err != nil {
 			ctx.Handle(500, "GetMirror", err)
@@ -240,6 +217,29 @@ func RepoIDAssignment() macaron.Handler {
 	ctx.Repo.Repository = repo
 	ctx.Data["RepoName"] = ctx.Repo.Repository.Name
 	ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare
+}
+
+// RepoIDAssignment returns a macaron handler which assigns the repo to the context.
+func RepoIDAssignment() macaron.Handler {
+	return func(ctx *Context) {
+		repoID := ctx.ParamsInt64(":repoid")
+
+		// Get repository.
+		repo, err := models.GetRepositoryByID(repoID)
+		if err != nil {
+			if models.IsErrRepoNotExist(err) {
+				ctx.Handle(404, "GetRepositoryByID", nil)
+			} else {
+				ctx.Handle(500, "GetRepositoryByID", err)
+			}
+			return
+		}
+
+		if err = repo.GetOwner(); err != nil {
+			ctx.Handle(500, "GetOwner", err)
+			return
+		}
+		repoAssignment(ctx, repo)
 	}
 }
 
@@ -298,47 +298,10 @@ func RepoAssignment() macaron.Handler {
 		}
 		repo.Owner = owner
 
-		// Admin has super access.
+		repoAssignment(ctx, repo)
-		if ctx.IsSigned && ctx.User.IsAdmin {
+		if ctx.Written() {
-			ctx.Repo.AccessMode = models.AccessModeOwner
-		} else {
-			var userID int64
-			if ctx.User != nil {
-				userID = ctx.User.ID
-			}
-			mode, err := models.AccessLevel(userID, repo)
-			if err != nil {
-				ctx.Handle(500, "AccessLevel", err)
 			return
 		}
-			ctx.Repo.AccessMode = mode
-		}
-
-		// Check access.
-		if ctx.Repo.AccessMode == models.AccessModeNone {
-			if ctx.Query("go-get") == "1" {
-				EarlyResponseForGoGetMeta(ctx)
-				return
-			}
-			ctx.Handle(404, "no access right", err)
-			return
-		}
-		ctx.Data["HasAccess"] = true
-
-		if repo.IsMirror {
-			ctx.Repo.Mirror, err = models.GetMirrorByRepoID(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["RepoName"] = ctx.Repo.Repository.Name
-		ctx.Data["IsBareRepo"] = ctx.Repo.Repository.IsBare
 
 		gitRepo, err := git.OpenRepository(models.RepoPath(userName, repoName))
 		if err != nil {