vendor/sylius/sylius/src/Sylius/Bundle/AdminBundle/EventListener/ResourceDeleteSubscriber.php line 53

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  1. <?php
  3. /*
  4.  * This file is part of the Sylius package.
  5.  *
  6.  * (c) Paweł Jędrzejewski
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. declare(strict_types=1);
  14. namespace Sylius\Bundle\AdminBundle\EventListener;
  16. use Doctrine\DBAL\Exception\ForeignKeyConstraintViolationException;
  17. use Sylius\Component\Resource\ResourceActions;
  18. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  19. use Symfony\Component\HttpFoundation\RedirectResponse;
  20. use Symfony\Component\HttpFoundation\Request;
  21. use Symfony\Component\HttpFoundation\Session\Flash\FlashBagInterface;
  22. use Symfony\Component\HttpFoundation\Session\SessionInterface;
  23. use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
  24. use Symfony\Component\HttpKernel\KernelEvents;
  25. use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
  27. final class ResourceDeleteSubscriber implements EventSubscriberInterface
  28. {
  29.     /** @var UrlGeneratorInterface */
  30.     private $router;
  32.     /** @var SessionInterface */
  33.     private $session;
  35.     public function __construct(UrlGeneratorInterface $router, SessionInterface $session)
  36.     {
  37.         $this->router = $router;
  38.         $this->session = $session;
  39.     }
  41.     /**
  42.      * {@inheritdoc}
  43.      */
  44.     public static function getSubscribedEvents(): array
  45.     {
  46.         return [
  47.             KernelEvents::EXCEPTION => 'onResourceDelete',
  48.         ];
  49.     }
  51.     public function onResourceDelete(GetResponseForExceptionEvent $event): void
  52.     {
  53.         $exception = $event->getException();
  54.         if (!$exception instanceof ForeignKeyConstraintViolationException) {
  55.             return;
  56.         }
  58.         if (!$event->isMasterRequest() || 'html' !== $event->getRequest()->getRequestFormat()) {
  59.             return;
  60.         }
  62.         $eventRequest = $event->getRequest();
  63.         $requestAttributes = $eventRequest->attributes;
  64.         $originalRoute = $requestAttributes->get('_route');
  66.         if (!$this->isMethodDelete($eventRequest) ||
  67.             !$this->isSyliusRoute($originalRoute) ||
  68.             !$this->isAdminSection($requestAttributes->get('_sylius', []))
  69.         ) {
  70.             return;
  71.         }
  73.         $resourceName = $this->getResourceNameFromRoute($originalRoute);
  75.         if (null === $requestAttributes->get('_controller')) {
  76.             return;
  77.         }
  79.         /** @var FlashBagInterface $flashBag */
  80.         $flashBag = $this->session->getBag('flashes');
  81.         $flashBag->add('error', [
  82.             'message' => 'sylius.resource.delete_error',
  83.             'parameters' => ['%resource%' => $resourceName],
  84.         ]);
  86.         $referrer = $eventRequest->headers->get('referer');
  87.         if (null !== $referrer) {
  88.             $event->setResponse(new RedirectResponse($referrer));
  90.             return;
  91.         }
  93.         $event->setResponse($this->createRedirectResponse($originalRoute, ResourceActions::INDEX));
  94.     }
  96.     private function getResourceNameFromRoute(string $route): string
  97.     {
  98.         $route = str_replace('_bulk', '', $route);
  99.         $routeArray = explode('_', $route);
  100.         $routeArrayWithoutAction = array_slice($routeArray, 0, count($routeArray) - 1);
  101.         $routeArrayWithoutPrefixes = array_slice($routeArrayWithoutAction, 2);
  103.         return trim(implode(' ', $routeArrayWithoutPrefixes));
  104.     }
  106.     private function createRedirectResponse(string $originalRoute, string $targetAction): RedirectResponse
  107.     {
  108.         $redirectRoute = str_replace(ResourceActions::DELETE, $targetAction, $originalRoute);
  110.         return new RedirectResponse($this->router->generate($redirectRoute));
  111.     }
  113.     private function isMethodDelete(Request $request): bool
  114.     {
  115.         return Request::METHOD_DELETE === $request->getMethod();
  116.     }
  118.     private function isSyliusRoute(string $route): bool
  119.     {
  120.         return 0 === strpos($route, 'sylius');
  121.     }
  123.     private function isAdminSection(array $syliusParameters): bool
  124.     {
  125.         return array_key_exists('section', $syliusParameters) && 'admin' === $syliusParameters['section'];
  126.     }
  127. }