vendor/knplabs/knp-components/src/Knp/Component/Pager/Event/Subscriber/Sortable/ElasticaQuerySubscriber.php line 21

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  1. <?php
  3. namespace Knp\Component\Pager\Event\Subscriber\Sortable;
  5. use Elastica\Query;
  6. use Elastica\SearchableInterface;
  7. use Knp\Component\Pager\Event\ItemsEvent;
  8. use Knp\Component\Pager\PaginatorInterface;
  9. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  10. use Symfony\Component\HttpFoundation\Request;
  12. class ElasticaQuerySubscriber implements EventSubscriberInterface
  13. {
  14.     private Request $request;
  16.     public function __construct(Request $request)
  17.     {
  18.         $this->request = $request;
  19.     }
  21.     public function items(ItemsEvent $event): void
  22.     {
  23.         // Check if the result has already been sorted by an other sort subscriber
  24.         $customPaginationParameters = $event->getCustomPaginationParameters();
  25.         if (!empty($customPaginationParameters['sorted']) ) {
  26.             return;
  27.         }
  29.         if (is_array($event->target) && 2 === count($event->target) && reset($event->target) instanceof SearchableInterface && end($event->target) instanceof Query) {
  30.             [$searchable, $query] = $event->target;
  31.             $event->setCustomPaginationParameter('sorted', true);
  32.             $sortField = $event->options[PaginatorInterface::SORT_FIELD_PARAMETER_NAME];
  33.             $sortDir = $event->options[PaginatorInterface::SORT_DIRECTION_PARAMETER_NAME];
  34.             if (null !== $sortField && $this->request->query->has($sortField)) {
  35.                 $field = $this->request->query->get($sortField);
  36.                 $dir   = null !== $sortDir && $this->request->query->has($sortDir) && strtolower($this->request->query->get($sortDir)) === 'asc' ? 'asc' : 'desc';
  38.                 if (isset($event->options[PaginatorInterface::SORT_FIELD_ALLOW_LIST]) && !in_array($field, $event->options[PaginatorInterface::SORT_FIELD_ALLOW_LIST])) {
  39.                     throw new \UnexpectedValueException(sprintf('Cannot sort by: [%s] this field is not in allow list.', $field));
  40.                 }
  42.                 $query->setSort([
  43.                     $field => ['order' => $dir],
  44.                 ]);
  45.             }
  46.         }
  47.     }
  49.     public static function getSubscribedEvents(): array
  50.     {
  51.         return [
  52.             'knp_pager.items' => ['items', 1],
  53.         ];
  54.     }
  55. }