More Options To Specify Repo (#178)

use active user as owner by default

Fix #163 Part1

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/178
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-by: mrsdizzie <info@mrsdizzie.com>

modules/utils/path.go

@@ -0,0 +1,21 @@
+// 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 utils
+
+import (
+	"os"
+)
+
+// PathExists returns whether the given file or directory exists or not
+func PathExists(path string) (bool, error) {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true, nil
+	}
+	if os.IsNotExist(err) {
+		return false, nil
+	}
+	return true, err
+}