public function _initialize()
 {
     parent::_initialize();
     //dump($_SESSION);exit;
     if (!is_admin_login()) {
     }
 }
 public function _initialize()
 {
     parent::_initialize();
     if (is_admin_login()) {
         $data['status'] = 0;
         $data['info'] = '管理员暂时不能报修';
         $this->ajaxReturn($data, 'JSON');
         exit;
     } elseif (is_user_login()) {
         $data['status'] = 0;
         $data['info'] = '你没有权限访问';
         $this->ajaxReturn($data, 'JSON');
         exit;
     }
 }