src/WellCommerce/Bundle/AppBundle/EventListener/RobotsSubscriber.php line 36

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  1. <?php
  2. declare(strict_types=0);
  3. /*
  4.  * WellCommerce Foundation
  5.  *
  6.  * This file is part of the WellCommerce package.
  7.  *
  8.  * (c) Adam Piotrowski <adam@wellcommerce.org>, Adrian Potepa <adrian@wellcommerce.org>
  9.  *
  10.  * For the full copyright and license information,
  11.  * please view the LICENSE file that was distributed with this source code.
  12.  */
  14. namespace WellCommerce\Bundle\AppBundle\EventListener;
  16. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17. use Symfony\Component\HttpKernel\Event\ResponseEvent;
  18. use Symfony\Component\HttpKernel\HttpKernelInterface;
  19. use Symfony\Component\HttpKernel\KernelEvents;
  20. use WellCommerce\Bundle\CoreBundle\DependencyInjection\AbstractServiceSubscriber;
  22. /**
  23.  * Class LocaleSubscriber
  24.  *
  25.  * @author  Adam Piotrowski <adam@wellcommerce.org>
  26.  */
  27. class RobotsSubscriber extends AbstractServiceSubscriber implements EventSubscriberInterface
  28. {
  29.     public static function getSubscribedEvents()
  30.     {
  31.         return [
  32.             KernelEvents::RESPONSE => ['onKernelResponse', -300],
  33.         ];
  34.     }
  36.     public function onKernelResponse(ResponseEvent $event)
  37.     {
  38.         if ($event->getRequestType() == HttpKernelInterface::SUB_REQUEST) {
  39.             return;
  40.         }
  42.         if ($this->getRequestHelper()->isGraphQLRequest()) {
  43.             return;
  44.         }
  46.         if ($this->getSecurityHelper()->isActiveAdminFirewall()) {
  47.             return;
  48.         }
  50.         $response   = $event->getResponse();
  51.         $directives = $this->getMetadataHelper()->getDirectives();
  53.         if (!empty($directives)) {
  54.             $response->headers->set('X-Robots-Tag', implode(',', $directives), true);
  55.         }
  56.     }
  57. }