Ejemplo n.º 1
0
 /**
  * Add page to breadcrumb queue
  *
  * @uses $_[SESSION]
  * @uses session_id()
  * @uses Wakka::GetConfigValue()
  * @uses Config::$num_breadcrumb_nodes
  * @uses Config::$enable_breadcrumbs
  */
 function AddBreadcrumb($page)
 {
     if (0 != $this->GetConfigValue('enable_breadcrumbs')) {
         if (isset($_SESSION['breadcrumbs'])) {
             $q = new SplQueue();
             $q->unserialize($_SESSION['breadcrumbs']);
             if ($page != $q->top()) {
                 while ($q->count() >= $this->GetConfigValue('num_breadcrumb_nodes')) {
                     $q->dequeue();
                 }
                 $q->enqueue($page);
                 $_SESSION['breadcrumbs'] = $q->serialize();
             }
         } else {
             if (isset($_SESSION['user'])) {
                 $q = new SplQueue();
                 $q->enqueue($page);
                 $_SESSION['breadcrumbs'] = $q->serialize();
             }
         }
     }
 }