function _valid_perform(&$request, &$response) { parent :: _valid_perform(&$request, &$response); if($request->is_success()) $response->redirect('/root/cart?action=checkout&popup=1'); }
function _valid_perform() { $response = parent::_valid_perform(); if ($response->is_success()) { return new redirect_response($response->get_status(), '/root/cart?action=checkout&popup=1'); } else { return $response; } }