/**
  * Star a propel object.
  * 
  */
 public function executeStarit()
 {
     $this->model = $this->getRequestParameter('model');
     $this->id = $this->getRequestParameter('id');
     $object = sfPropelActAsStarredBehaviorToolkit::retrieveStarredObject($this->model, $this->id);
     if (!$object->isStarred()) {
         $object->setStar();
     } else {
         $object->clearStar();
     }
     if (!$this->getRequest()->isXmlHttpRequest()) {
         $referer = $this->getRequest()->getReferer();
         $this->redirect($referer);
     }
     $this->object = $object;
 }