function get_domain($url)
        {
          $pieces = parse_url($url);
          $domain = isset($pieces['host']) ? $pieces['host'] : '';
          if (preg_match('/(?P<domain>[a-z0-9][a-z0-9\-]{1,63}\.[a-z\.]{2,6})$/i', $domain, $regs)) {
            return $regs['domain'];
          }
          return false;
        }

        parent::initialize();
        $this->loadComponent('Flash');
        if(get_domain($this->request->env('HTTP_HOST')) != get_domain($this->request->referer()) && $this->request->referer() != '/'){
            exit('ntm');
        }