/**
  * View specific discussion
  *
  * @param void
  * @return null
  */
 function view()
 {
     if ($this->active_discussion->isNew()) {
         $this->httpError(HTTP_ERR_NOT_FOUND);
     }
     // if
     if (!$this->active_discussion->canView($this->logged_user)) {
         $this->httpError(HTTP_ERR_FORBIDDEN);
     }
     // if
     if ($this->active_discussion->getIsPinned()) {
         $this->wireframe->addPageMessage(lang('<strong>Pinned</strong> - This discussion is pinned'), 'pinned');
     }
     // if
     if ($this->request->isApiCall()) {
         $this->serveData($this->active_discussion, 'discussion', array('describe_comments' => true));
     } else {
         ProjectObjectViews::log($this->active_discussion, $this->logged_user);
         $parent = $this->active_discussion->getParent();
         if (instance_of($parent, 'Category')) {
             $this->active_category = $parent;
             $this->smarty->assign('active_category', $parent);
         }
         // if
         $page = (int) $this->request->get('page');
         if ($page < 1) {
             $page = 1;
         }
         // if
         list($comments, $pagination) = $this->active_discussion->paginateComments($page, $this->active_discussion->comments_per_page, $this->logged_user->getVisibility());
         $this->smarty->assign(array('category' => $this->active_discussion->getParent(), 'comments' => $comments, 'pagination' => $pagination, 'counter' => ($page - 1) * $this->active_discussion->comments_per_page, 'subscribers' => $this->active_discussion->getSubscribers(), 'object_id' => $this->active_discussion->getId()));
     }
     // if
 }