/**
  * Show assignments index
  *
  * @param void
  * @return null
  */
 function index()
 {
     list($assignments, $pagination) = AssignmentFilters::executeFilter($this->logged_user, $this->active_filter, null, (int) $this->request->get('page'));
     $this->wireframe->addRssFeed($this->owner_company->getName() . ' - ' . $this->active_filter->getName(), $this->active_filter->getRssUrl($this->logged_user), FEED_RSS);
     $this->smarty->assign(array('assignments' => $assignments, 'pagination' => $pagination, 'grouped_filters' => AssignmentFilters::findGrouped($this->logged_user)));
 }