Add user::valid_username() as a validation helper.

gallery · Apr 17, 2010 · 27b29af · 27b29af
1 parent ca45341
commit 27b29af
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/modules/user/helpers/user.php b/modules/user/helpers/user.php
@@ -76,6 +76,12 @@ static function valid_password($password_input) {
     }
   }
 
+  static function valid_username($text_input) {
+    if (!self::lookup_by_name($text_input->value)) {
+      $text_input->add_error("invalid_username", 1);
+    }
+  }
+
   /**
    * Create the hashed passwords.
    * @param string $password a plaintext password