/**
  * Preview an item that is already cached.
  *
  * @param FeedItem $feedItem The document FeedItem (retrieving for a ParamConverter with the id)
  *
  * @return string
  */
 public function previewCachedAction(FeedItem $feedItem)
 {
     return $this->render('Api43FeedBundle:FeedItem:content.html.twig', array('title' => $feedItem->getTitle(), 'content' => $feedItem->getContent(), 'url' => $feedItem->getLink(), 'modal' => true));
 }