php / Установка meta html данных в symfony 1.2

class SomeObjectActions extends sfActions
{
  public function executeShowObject(sfWebRequest $request){
    ...
    $this->getResponse()->setTitle($this->object->getMetaTitle());
    $this->getResponse()->addMeta('meta_keywords', $this->object->getMetaKeywords());
    $this->getResponse()->addMeta('meta_description', $this->object->getMetaDescription());
  }
}