Merge utils to modules

modules/base/tool.go

@@ -0,0 +1,17 @@
+// Copyright 2014 The Gogs 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 base
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+)
+
+// Encode string to md5 hex value
+func EncodeMd5(str string) string {
+	m := md5.New()
+	m.Write([]byte(str))
+	return hex.EncodeToString(m.Sum(nil))
+}