vendor/sylius/sylius/src/Sylius/Bundle/CoreBundle/Checkout/CheckoutResolver.php line 48

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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\CoreBundle\Checkout;
  16. use SM\Factory\FactoryInterface;
  17. use Sylius\Component\Core\Model\OrderInterface;
  18. use Sylius\Component\Order\Context\CartContextInterface;
  19. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  20. use Symfony\Component\HttpFoundation\RedirectResponse;
  21. use Symfony\Component\HttpFoundation\Request;
  22. use Symfony\Component\HttpFoundation\RequestMatcherInterface;
  23. use Symfony\Component\HttpKernel\Event\RequestEvent;
  24. use Symfony\Component\HttpKernel\KernelEvents;
  26. final class CheckoutResolver implements EventSubscriberInterface
  27. {
  28.     private CartContextInterface $cartContext;
  30.     private CheckoutStateUrlGeneratorInterface $urlGenerator;
  32.     private RequestMatcherInterface $requestMatcher;
  34.     private FactoryInterface $stateMachineFactory;
  36.     public function __construct(
  37.         CartContextInterface $cartContext,
  38.         CheckoutStateUrlGeneratorInterface $urlGenerator,
  39.         RequestMatcherInterface $requestMatcher,
  40.         FactoryInterface $stateMachineFactory
  41.     ) {
  42.         $this->cartContext = $cartContext;
  43.         $this->urlGenerator = $urlGenerator;
  44.         $this->requestMatcher = $requestMatcher;
  45.         $this->stateMachineFactory = $stateMachineFactory;
  46.     }
  48.     public function onKernelRequest(RequestEvent $event): void
  49.     {
  50.         if (!$event->isMasterRequest()) {
  51.             return;
  52.         }
  54.         $request = $event->getRequest();
  56.         if (!$this->requestMatcher->matches($request)) {
  57.             return;
  58.         }
  60.         /** @var OrderInterface $order */
  61.         $order = $this->cartContext->getCart();
  62.         if ($order->isEmpty()) {
  63.             $event->setResponse(new RedirectResponse($this->urlGenerator->generateForCart()));
  64.         }
  66.         $stateMachine = $this->stateMachineFactory->get($order, $this->getRequestedGraph($request));
  68.         if ($stateMachine->can($this->getRequestedTransition($request))) {
  69.             return;
  70.         }
  72.         $event->setResponse(new RedirectResponse($this->urlGenerator->generateForOrderCheckoutState($order)));
  73.     }
  75.     public static function getSubscribedEvents(): array
  76.     {
  77.         return [
  78.             KernelEvents::REQUEST => 'onKernelRequest',
  79.         ];
  80.     }
  82.     private function getRequestedGraph(Request $request): string
  83.     {
  84.         return $request->attributes->get('_sylius')['state_machine']['graph'];
  85.     }
  87.     private function getRequestedTransition(Request $request): string
  88.     {
  89.         return $request->attributes->get('_sylius')['state_machine']['transition'];
  90.     }
  91. }