vendor/sylius/sylius/src/Sylius/Bundle/AdminBundle/EventListener/ResourceDeleteSubscriber.php line 46

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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\ExceptionEvent;
  24. use Symfony\Component\HttpKernel\KernelEvents;
  25. use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
  27. final class ResourceDeleteSubscriber implements EventSubscriberInterface
  28. {
  29.     private UrlGeneratorInterface $router;
  31.     private SessionInterface $session;
  33.     public function __construct(UrlGeneratorInterface $router, SessionInterface $session)
  34.     {
  35.         $this->router = $router;
  36.         $this->session = $session;
  37.     }
  39.     public static function getSubscribedEvents(): array
  40.     {
  41.         return [
  42.             KernelEvents::EXCEPTION => 'onResourceDelete',
  43.         ];
  44.     }
  46.     public function onResourceDelete(ExceptionEvent $event): void
  47.     {
  48.         $exception = $event->getThrowable();
  49.         if (!$exception instanceof ForeignKeyConstraintViolationException) {
  50.             return;
  51.         }
  53.         if (!$event->isMasterRequest() || 'html' !== $event->getRequest()->getRequestFormat()) {
  54.             return;
  55.         }
  57.         $eventRequest = $event->getRequest();
  58.         $requestAttributes = $eventRequest->attributes;
  59.         $originalRoute = $requestAttributes->get('_route');
  61.         if (!$this->isMethodDelete($eventRequest) ||
  62.             !$this->isSyliusRoute($originalRoute) ||
  63.             !$this->isAdminSection($requestAttributes->get('_sylius', []))
  64.         ) {
  65.             return;
  66.         }
  68.         $resourceName = $this->getResourceNameFromRoute($originalRoute);
  70.         if (null === $requestAttributes->get('_controller')) {
  71.             return;
  72.         }
  74.         /** @var FlashBagInterface $flashBag */
  75.         $flashBag = $this->session->getBag('flashes');
  76.         $flashBag->add('error', [
  77.             'message' => 'sylius.resource.delete_error',
  78.             'parameters' => ['%resource%' => $resourceName],
  79.         ]);
  81.         $referrer = $eventRequest->headers->get('referer');
  82.         if (null !== $referrer) {
  83.             $event->setResponse(new RedirectResponse($referrer));
  85.             return;
  86.         }
  88.         $event->setResponse($this->createRedirectResponse($originalRoute, ResourceActions::INDEX));
  89.     }
  91.     private function getResourceNameFromRoute(string $route): string
  92.     {
  93.         $route = str_replace('_bulk', '', $route);
  94.         $routeArray = explode('_', $route);
  95.         $routeArrayWithoutAction = array_slice($routeArray, 0, count($routeArray) - 1);
  96.         $routeArrayWithoutPrefixes = array_slice($routeArrayWithoutAction, 2);
  98.         return trim(implode(' ', $routeArrayWithoutPrefixes));
  99.     }
  101.     private function createRedirectResponse(string $originalRoute, string $targetAction): RedirectResponse
  102.     {
  103.         $redirectRoute = str_replace(ResourceActions::DELETE, $targetAction, $originalRoute);
  105.         return new RedirectResponse($this->router->generate($redirectRoute));
  106.     }
  108.     private function isMethodDelete(Request $request): bool
  109.     {
  110.         return Request::METHOD_DELETE === $request->getMethod();
  111.     }
  113.     private function isSyliusRoute(string $route): bool
  114.     {
  115.         return 0 === strpos($route, 'sylius');
  116.     }
  118.     private function isAdminSection(array $syliusParameters): bool
  119.     {
  120.         return array_key_exists('section', $syliusParameters) && 'admin' === $syliusParameters['section'];
  121.     }
  122. }