src/EventSubscriber/Content/ContentAddToLastViewedSubscriber.php line 30

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  1. <?php
  3. namespace App\EventSubscriber\Content;
  5. use App\Service\FavoriteContentManager;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  7. use App\Event\Content\ContentDisplayEvent;
  9. /**
  10.  * @author Marcin Skrzeszewski <marcin.skrzeszewski@avt.pl>
  11.  */
  12. class ContentAddToLastViewedSubscriber implements EventSubscriberInterface
  13. {
  14.     protected FavoriteContentManager $favoriteContentManager;
  16.     public function __construct(FavoriteContentManager $favoriteContentManager)
  17.     {
  18.         $this->favoriteContentManager = $favoriteContentManager;
  19.     }
  21.     public static function getSubscribedEvents(): array
  22.     {
  23.         return [
  24.             ContentDisplayEvent::NAME => [
  25.                 ['preContentDisplay', 1000],
  26.             ]
  27.         ];
  28.     }
  30.     public function preContentDisplay(ContentDisplayEvent $event): void
  31.     {
  32.         $content = $event->getContent();
  33.         $cid = $content->getId();
  34.         $favs = $this->favoriteContentManager->getFavoritesIds(FavoriteContentManager::KEY_LAST_VIEWED);
  36.         // Firstly check if the content is in the list
  37.         if (in_array($cid, $favs)) {
  38.             // Remove the content
  39.             unset($favs[array_search($cid, $favs)]);
  40.             $favs = array_values($favs);
  41.         }
  42.         array_unshift($favs, $cid);
  44.         // Pop out of limits elements
  45.         if (count($favs) > FavoriteContentManager::LIMIT_LAST_VIEWED)
  46.             $favs = array_slice($favs, 0, FavoriteContentManager::LIMIT_LAST_VIEWED, true);
  48.         $this->favoriteContentManager->replaceAllByKey($favs, FavoriteContentManager::KEY_LAST_VIEWED);
  49.     }
  50. }