/**
* Build widget.
*
* @throws SystemException 'ERR_BAD_DATA'
*/
public function buildWidget()
{
if (!isset($_POST['xml'])) {
throw new SystemException('ERR_BAD_DATA');
}
$xml = $_POST['xml'];
$xml = simplexml_load_string($xml);
unset($_SERVER['HTTP_X_REQUEST']);
$this->request->shiftPath(1);
$this->tmpComponent = ComponentManager::createBlockFromDescription($xml);
$this->tmpComponent->run();
}
