'Method doesn\'t exist.', 101 => 'Method has an error.', 102 => 'Received data has an error.', 103 => 'There is an error in plugin activation.', 201 => 'Registration and activation was successful.', 202 => 'Plugin activation was successful.', 401 => 'The User at WPAdm is not activated. Please, activate you User at WPAdm-System in and try again.', ); public static function getMessage($code) { if (isset(self::$messages[$code])) { return self::$messages[$code]; } else { return "Server error: received data are invalid."; } } } }