/**
  * execute command
  */
 public function &executeCommand()
 {
     global $ilCtrl;
     // determine next class in the call structure
     $next_class = $this->ilCtrl->getNextClass($this);
     switch ($next_class) {
         case 'ilrepositorysearchgui':
             include_once './Services/Search/classes/class.ilRepositorySearchGUI.php';
             $rep_search =& new ilRepositorySearchGUI();
             $this->ilCtrl->setReturn($this, 'perminfo');
             $this->ilCtrl->forwardCommand($rep_search);
             break;
         default:
             $cmd = $this->ilCtrl->getCmd();
             $this->{$cmd}();
             break;
     }
 }
 /**
  *
  */
 public function executeCommand()
 {
     $next_class = $this->ctrl->getNextClass($this);
     $cmd = $this->ctrl->getCmd();
     switch ($next_class) {
         case 'ilrepositorysearchgui':
             include_once 'Services/Search/classes/class.ilRepositorySearchGUI.php';
             $rep_search = new ilRepositorySearchGUI();
             $rep_search->setCallback($this, 'addModerator');
             $this->ctrl->setReturn($this, 'showModerators');
             $this->ctrl->forwardCommand($rep_search);
             break;
         default:
             if (!$cmd) {
                 $cmd = 'showModerators';
             }
             $this->{$cmd}();
             break;
     }
 }