Symfony Profiler

<?php
namespace Knp\Component\Pager\Event\Subscriber\Paginate;
use Knp\Component\Pager\Event\BeforeEvent;
use Knp\Component\Pager\Event\PaginationEvent;
use Knp\Component\Pager\Pagination\SlidingPagination;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
class PaginationSubscriber implements EventSubscriberInterface
{
/**
* Lazy-load state tracker
*/
private bool $isLoaded = false;
public function pagination(PaginationEvent $event): void
{
$event->setPagination(new SlidingPagination);
$event->stopPropagation();
}
public function before(BeforeEvent $event): void
{
// Do not lazy-load more than once
if ($this->isLoaded) {
return;
}
/** @var \Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher */
$dispatcher = $event->getEventDispatcher();
// hook all standard subscribers
$dispatcher->addSubscriber(new ArraySubscriber);
$dispatcher->addSubscriber(new Callback\CallbackSubscriber);
$dispatcher->addSubscriber(new Doctrine\ORM\QueryBuilderSubscriber);
$dispatcher->addSubscriber(new Doctrine\ORM\QuerySubscriber);
$dispatcher->addSubscriber(new Doctrine\ODM\MongoDB\QueryBuilderSubscriber);
$dispatcher->addSubscriber(new Doctrine\ODM\MongoDB\QuerySubscriber);
$dispatcher->addSubscriber(new Doctrine\ODM\PHPCR\QueryBuilderSubscriber);
$dispatcher->addSubscriber(new Doctrine\ODM\PHPCR\QuerySubscriber);
$dispatcher->addSubscriber(new Doctrine\CollectionSubscriber);
$dispatcher->addSubscriber(new Doctrine\DBALQueryBuilderSubscriber);
$dispatcher->addSubscriber(new PropelQuerySubscriber);
$dispatcher->addSubscriber(new SolariumQuerySubscriber());
$dispatcher->addSubscriber(new ElasticaQuerySubscriber());
$this->isLoaded = true;
}
public static function getSubscribedEvents(): array
{
return [
'knp_pager.before' => ['before', 0],
'knp_pager.pagination' => ['pagination', 0],
];
}
}

vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Subscriber/Paginate/PaginationSubscriber.php line 23