vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Subscriber/Filtration/FiltrationSubscriber.php line 15

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  1. <?php
  3. namespace Knp\Component\Pager\Event\Subscriber\Filtration;
  5. use Knp\Component\Pager\Event\BeforeEvent;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  8. class FiltrationSubscriber implements EventSubscriberInterface
  9. {
  10.     /**
  11.      * Lazy-load state tracker
  12.      */
  13.     private bool $isLoaded = false;
  15.     public function before(BeforeEvent $event): void
  16.     {
  17.         // Do not lazy-load more than once
  18.         if ($this->isLoaded) {
  19.             return;
  20.         }
  22.         /** @var \Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher */
  23.         $dispatcher = $event->getEventDispatcher();
  24.         // hook all standard filtration subscribers
  25.         $dispatcher->addSubscriber(new Doctrine\ORM\QuerySubscriber($event->getRequest()));
  26.         $dispatcher->addSubscriber(new PropelQuerySubscriber($event->getRequest()));
  28.         $this->isLoaded = true;
  29.     }
  31.     public static function getSubscribedEvents(): array
  32.     {
  33.         return [
  34.             'knp_pager.before' => ['before', 1],
  35.         ];
  36.     }
  37. }