1 files changed, 23 insertions, 0 deletions
diff --git a/modules/repofiles/repofiles.go b/modules/repofiles/repofiles.go
new file mode 100644
index 0000000000..1fc900490c
--- /dev/null
+++ b/modules/repofiles/repofiles.go
@@ -0,0 +1,23 @@
+// Copyright 2019 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 repofiles
+
+package repofiles
+
+import (
+	"path"
+	"strings"
+)
+
+// CleanUploadFileName Trims a filename and returns empty string if it is a .git directory
+func CleanUploadFileName(name string) string {
+	// Rebase the filename
+	name = strings.Trim(path.Clean("/"+name), " /")
+	// Git disallows any filenames to have a .git directory in them.
+	for _, part := range strings.Split(name, "/") {
+		if strings.ToLower(part) == ".git" {
+			return ""
+		}
+	}
+	return name
+}