/**
  *Method responsible for showing only piece of advice. It transfers advice and author object
  * @param sfWebRequest $request 
  */
 public function executeShow(sfWebRequest $request)
 {
     $myadvice = $this->getRoute()->getObject();
     $this->thisauthor = sfGuardUserPeer::getUserBy($myadvice->getUserId());
     $this->advice = $myadvice;
     $this->forward404Unless($this->advice);
 }