vendor/bitbag/cms-plugin/src/EventListener/ResourceDeleteSubscriber.php line 45

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  1. <?php
  3. /*
  4.  * This file was created by developers working at BitBag
  5.  * Do you need more information about us and what we do? Visit our https://bitbag.io website!
  6.  * We are hiring developers from all over the world. Join us and start your new, exciting adventure and become part of us: https://bitbag.io/career
  7. */
  9. declare(strict_types=1);
  11. namespace BitBag\SyliusCmsPlugin\EventListener;
  13. use Doctrine\DBAL\Exception\ForeignKeyConstraintViolationException;
  14. use Sylius\Component\Resource\ResourceActions;
  15. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  16. use Symfony\Component\HttpFoundation\RedirectResponse;
  17. use Symfony\Component\HttpFoundation\Request;
  18. use Symfony\Component\HttpFoundation\Session\Flash\FlashBagInterface;
  19. use Symfony\Component\HttpFoundation\Session\SessionInterface;
  20. use Symfony\Component\HttpKernel\Event\ExceptionEvent;
  21. use Symfony\Component\HttpKernel\KernelEvents;
  22. use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
  24. final class ResourceDeleteSubscriber implements EventSubscriberInterface
  25. {
  26.     /** @var UrlGeneratorInterface */
  27.     private $router;
  29.     /** @var SessionInterface */
  30.     private $session;
  32.     public function __construct(UrlGeneratorInterface $router, SessionInterface $session)
  33.     {
  34.         $this->router = $router;
  35.         $this->session = $session;
  36.     }
  38.     public static function getSubscribedEvents(): array
  39.     {
  40.         return [
  41.             KernelEvents::EXCEPTION => 'onResourceDelete',
  42.         ];
  43.     }
  45.     public function onResourceDelete(ExceptionEvent $event): void
  46.     {
  47.         $exception = $event->getThrowable();
  48.         if (!$exception instanceof ForeignKeyConstraintViolationException) {
  49.             return;
  50.         }
  52.         if (!$event->isMasterRequest() || 'html' !== $event->getRequest()->getRequestFormat()) {
  53.             return;
  54.         }
  56.         $eventRequest = $event->getRequest();
  57.         $requestAttributes = $eventRequest->attributes;
  58.         $originalRoute = $requestAttributes->get('_route');
  60.         if (!$this->isMethodDelete($eventRequest) ||
  61.             !$this->isProtectedRoute($originalRoute) ||
  62.             !$this->isAdminSection($requestAttributes->get('_sylius', []))
  63.         ) {
  64.             return;
  65.         }
  67.         $resourceName = $this->getResourceNameFromRoute($originalRoute);
  69.         if (null === $requestAttributes->get('_controller')) {
  70.             return;
  71.         }
  73.         /** @var FlashBagInterface $flashBag */
  74.         $flashBag = $this->session->getBag('flashes');
  75.         $flashBag->add('error', [
  76.             'message' => 'sylius.resource.delete_error',
  77.             'parameters' => ['%resource%' => $resourceName],
  78.         ]);
  80.         $referrer = $eventRequest->headers->get('referer');
  81.         if (null !== $referrer) {
  82.             $event->setResponse(new RedirectResponse($referrer));
  84.             return;
  85.         }
  87.         $event->setResponse($this->createRedirectResponse($originalRoute, ResourceActions::INDEX));
  88.     }
  90.     private function getResourceNameFromRoute(string $route): string
  91.     {
  92.         $route = str_replace('_bulk', '', $route);
  93.         $routeArray = explode('_', $route);
  94.         $routeArrayWithoutAction = array_slice($routeArray, 0, count($routeArray) - 1);
  95.         $routeArrayWithoutPrefixes = array_slice($routeArrayWithoutAction, 2);
  97.         return trim(implode(' ', $routeArrayWithoutPrefixes));
  98.     }
  100.     private function createRedirectResponse(string $originalRoute, string $targetAction): RedirectResponse
  101.     {
  102.         $redirectRoute = str_replace(ResourceActions::DELETE, $targetAction, $originalRoute);
  104.         return new RedirectResponse($this->router->generate($redirectRoute));
  105.     }
  107.     private function isMethodDelete(Request $request): bool
  108.     {
  109.         return Request::METHOD_DELETE === $request->getMethod();
  110.     }
  112.     private function isProtectedRoute(string $route): bool
  113.     {
  114.         return 0 === strpos($route, 'bitbag');
  115.     }
  117.     private function isAdminSection(array $syliusParameters): bool
  118.     {
  119.         return array_key_exists('section', $syliusParameters) && 'admin' === $syliusParameters['section'];
  120.     }
  121. }