vendor/shopware/core/Framework/Adapter/Cache/CacheStateSubscriber.php line 50

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  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\Framework\Adapter\Cache;
  5. use Shopware\Core\Checkout\Cart\Event\CartChangedEvent;
  6. use Shopware\Core\Checkout\Cart\SalesChannel\CartService;
  7. use Shopware\Core\Checkout\Customer\Event\CustomerLoginEvent;
  8. use Shopware\Core\Framework\Routing\KernelListenerPriorities;
  9. use Shopware\Core\PlatformRequest;
  10. use Shopware\Core\System\SalesChannel\SalesChannelContext;
  11. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  12. use Symfony\Component\HttpKernel\Event\ControllerEvent;
  13. use Symfony\Component\HttpKernel\KernelEvents;
  15. class CacheStateSubscriber implements EventSubscriberInterface
  16. {
  17.     public const STATE_LOGGED_IN = 'logged-in';
  19.     public const STATE_CART_FILLED = 'cart-filled';
  21.     private CartService $cartService;
  23.     /**
  24.      * @internal
  25.      */
  26.     public function __construct(CartService $cartService)
  27.     {
  28.         $this->cartService = $cartService;
  29.     }
  31.     /**
  32.      * @return array<string, string|array{0: string, 1: int}|list<array{0: string, 1?: int}>>
  33.      */
  34.     public static function getSubscribedEvents()
  35.     {
  36.         return [
  37.             KernelEvents::CONTROLLER => [
  38.                 ['setStates', KernelListenerPriorities::KERNEL_CONTROLLER_EVENT_SCOPE_VALIDATE_POST],
  39.             ],
  40.             CustomerLoginEvent::class => 'login',
  41.             CartChangedEvent::class => 'cartChanged',
  42.         ];
  43.     }
  45.     public function login(CustomerLoginEvent $event): void
  46.     {
  47.         $event->getSalesChannelContext()->addState(self::STATE_LOGGED_IN);
  48.     }
  50.     public function cartChanged(CartChangedEvent $event): void
  51.     {
  52.         $event->getContext()->removeState(self::STATE_CART_FILLED);
  54.         if ($event->getCart()->getLineItems()->count() > 0) {
  55.             $event->getContext()->addState(self::STATE_CART_FILLED);
  56.         }
  57.     }
  59.     public function setStates(ControllerEvent $event): void
  60.     {
  61.         $request = $event->getRequest();
  63.         if (!$request->attributes->has(PlatformRequest::ATTRIBUTE_SALES_CHANNEL_CONTEXT_OBJECT)) {
  64.             return;
  65.         }
  67.         /** @var SalesChannelContext $context */
  68.         $context = $request->attributes->get(PlatformRequest::ATTRIBUTE_SALES_CHANNEL_CONTEXT_OBJECT);
  70.         $cart = $this->cartService->getCart($context->getToken(), $context);
  72.         $context->removeState(self::STATE_LOGGED_IN);
  74.         $context->removeState(self::STATE_CART_FILLED);
  76.         if ($cart->getLineItems()->count() > 0) {
  77.             $context->addState(self::STATE_CART_FILLED);
  78.         }
  80.         if ($context->getCustomer() !== null) {
  81.             $context->addState(self::STATE_LOGGED_IN);
  82.         }
  83.     }
  84. }