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modules/base/tool.go

@@ -22,6 +22,11 @@ func EncodeMd5(str string) string {
 	return hex.EncodeToString(m.Sum(nil))
 }
 
+// AvatarLink returns avatar link by given e-mail.
+func AvatarLink(email string) string {
+	return "http://1.gravatar.com/avatar/" + EncodeMd5(email)
+}
+
 // Seconds-based time units
 const (
 	Minute = 60