function beforeFilter() 
    {
        $this->lang = (isset($this->params['pass'][0]) && ($this->params['pass'][0] == "lang")) ? $this->params['pass'][1] : '';

PagesController::beforeFilter() - APP/controllers/pages_controller.php, line 9
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 209
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 194
[main] - APP/webroot/index.php, line 92