vendor/shopware/core/Framework/Event/NestedEventDispatcher.php line 20

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  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\Framework\Event;
  5. use Symfony\Component\EventDispatcher\EventDispatcherInterface;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  8. class NestedEventDispatcher implements EventDispatcherInterface
  9. {
  10.     /**
  11.      * @var EventDispatcherInterface
  12.      */
  13.     private $dispatcher;
  15.     public function __construct(EventDispatcherInterface $dispatcher)
  16.     {
  17.         $this->dispatcher = $dispatcher;
  18.     }
  20.     public function dispatch($event, ?string $eventName = null): object
  21.     {
  22.         if ($event instanceof NestedEvent && $events = $event->getEvents()) {
  23.             foreach ($events as $nested) {
  24.                 $name = null;
  25.                 if ($nested instanceof GenericEvent) {
  26.                     $name = $nested->getName();
  27.                 }
  28.                 $this->dispatch($nested, $name);
  29.             }
  30.         }
  32.         return $this->dispatcher->dispatch($event, $eventName);
  33.     }
  35.     public function addListener($eventName, $listener, $priority = 0): void
  36.     {
  37.         $this->dispatcher->addListener($eventName, $listener, $priority);
  38.     }
  40.     public function addSubscriber(EventSubscriberInterface $subscriber): void
  41.     {
  42.         $this->dispatcher->addSubscriber($subscriber);
  43.     }
  45.     public function removeListener($eventName, $listener): void
  46.     {
  47.         $this->dispatcher->removeListener($eventName, $listener);
  48.     }
  50.     public function removeSubscriber(EventSubscriberInterface $subscriber): void
  51.     {
  52.         $this->dispatcher->removeSubscriber($subscriber);
  53.     }
  55.     public function getListeners($eventName = null): array
  56.     {
  57.         return $this->dispatcher->getListeners($eventName);
  58.     }
  60.     public function getListenerPriority($eventName, $listener): ?int
  61.     {
  62.         return $this->dispatcher->getListenerPriority($eventName, $listener);
  63.     }
  65.     public function hasListeners($eventName = null): bool
  66.     {
  67.         return $this->dispatcher->hasListeners($eventName);
  68.     }
  69. }