vendor/shopware/platform/src/Core/Framework/Adapter/Cache/CacheStateSubscriber.php line 47

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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.     /**
  22.      * @var CartService
  23.      */
  24.     private $cartService;
  26.     public function __construct(CartService $cartService)
  27.     {
  28.         $this->cartService = $cartService;
  29.     }
  31.     public static function getSubscribedEvents()
  32.     {
  33.         return [
  34.             KernelEvents::CONTROLLER => [
  35.                 ['setStates', KernelListenerPriorities::KERNEL_CONTROLLER_EVENT_SCOPE_VALIDATE_POST],
  36.             ],
  37.             CustomerLoginEvent::class => 'login',
  38.             CartChangedEvent::class => 'cartChanged',
  39.         ];
  40.     }
  42.     public function login(CustomerLoginEvent $event): void
  43.     {
  44.         $event->getSalesChannelContext()->addState(self::STATE_LOGGED_IN);
  45.     }
  47.     public function cartChanged(CartChangedEvent $event): void
  48.     {
  49.         $event->getContext()->removeState(self::STATE_CART_FILLED);
  51.         if ($event->getCart()->getLineItems()->count() > 0) {
  52.             $event->getContext()->addState(self::STATE_CART_FILLED);
  53.         }
  54.     }
  56.     public function setStates(ControllerEvent $event): void
  57.     {
  58.         $request = $event->getRequest();
  60.         if (!$request->attributes->has(PlatformRequest::ATTRIBUTE_SALES_CHANNEL_CONTEXT_OBJECT)) {
  61.             return;
  62.         }
  64.         /** @var SalesChannelContext $context */
  65.         $context = $request->attributes->get(PlatformRequest::ATTRIBUTE_SALES_CHANNEL_CONTEXT_OBJECT);
  67.         $cart = $this->cartService->getCart($context->getToken(), $context);
  69.         $context->removeState(self::STATE_LOGGED_IN);
  71.         $context->removeState(self::STATE_CART_FILLED);
  73.         if ($cart->getLineItems()->count() > 0) {
  74.             $context->addState(self::STATE_CART_FILLED);
  75.         }
  77.         if ($context->getCustomer() !== null) {
  78.             $context->addState(self::STATE_LOGGED_IN);
  79.         }
  80.     }
  81. }