/**
  * Index page action
  * 
  * @param void
  * @return void
  */
 function index()
 {
     $page = (int) $this->request->get('page');
     if ($page < 1) {
         $page = 1;
     }
     // if
     $per_page = 10;
     list($documents, $pagination) = Documents::paginateDocuments($this->logged_user->getVisibility(), $page, $per_page);
     $this->smarty->assign(array('documents' => $documents, 'pagination' => $pagination));
     js_assign(array('pin_icon_url' => get_image_url('icons/pinned.16x16.gif'), 'unpin_icon_url' => get_image_url('icons/not-pinned.16x16.gif')));
 }