public function detail()
 {
     $vars = $_REQUEST;
     $id = intval($vars['id']);
     $event = EventModel::detail($id);
     $event = model('User')->formatForApi($event, $event['uid']);
     if ($this->mid) {
         $event['follow'] = M('event_user')->where(array('eventId' => $id, 'uid' => $this->mid))->find();
     } else {
         $event['follow'] = 0;
     }
     $this->assign('event', $event);
     $comments = EventModel::comments($id, 20);
     $this->assign('comments', $this->format_comments($comments));
     $this->display();
 }