/**
  *
  */
 public function index()
 {
     $this->_force_admin();
     $tabs = MyTab::fetchAll();
     $channels = MyChannel::fetchAll();
     foreach ($channels as $channel) {
         $targets = MyChannel::targetNames($channel->id);
         if (ChannelAuthZ::_has_authz($channel->slug)) {
             $targets[] = '<strong>custom</strong>';
         }
         if (count($targets) > 0) {
             $channel->target_names = implode(', ', $targets);
         }
     }
     $this->tpl->assign_by_ref('tabs', $tabs);
     $this->tpl->assign_by_ref('channels', $channels);
     $this->display('admin-index.tpl');
 }