diff options
Diffstat (limited to 'app/Controllers/userController.php')
| -rw-r--r-- | app/Controllers/userController.php | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/app/Controllers/userController.php b/app/Controllers/userController.php index 718207734..13a6fce67 100644 --- a/app/Controllers/userController.php +++ b/app/Controllers/userController.php @@ -34,9 +34,14 @@ class FreshRSS_user_Controller extends Minz_ActionController { return $passwordHash == '' ? '' : $passwordHash; } + /** + * The username is also used as folder name, and part of SQL table name. + * '_' is a reserved internal username. + */ + const USERNAME_PATTERN = '[0-9a-zA-Z]|[0-9a-zA-Z_]{2,38}'; + public static function checkUsername($username) { - $match = '/^[0-9a-zA-Z_]{1,38}$/'; - return preg_match($match, $username) === 1; + return preg_match('/^' . self::USERNAME_PATTERN . '$/', $username) === 1; } /** |