src/Core/System/Language/CachedLanguageLoader.php line 44

  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\System\Language;
  5. use Shopware\Core\Framework\Log\Package;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  7. use Symfony\Contracts\Cache\CacheInterface;
  9. /**
  10.  * @internal
  11.  * @phpstan-import-type LanguageData from LanguageLoaderInterface
  12.  */
  13. #[Package('core')]
  14. class CachedLanguageLoader implements LanguageLoaderInterface, EventSubscriberInterface
  15. {
  16.     private const CACHE_KEY = 'shopware.languages';
  18.     /**
  19.      * @internal
  20.      */
  21.     public function __construct(private readonly LanguageLoaderInterface $loader, private readonly CacheInterface $cache)
  22.     {
  23.     }
  25.     /**
  26.      * @return array<string, string>
  27.      */
  28.     public static function getSubscribedEvents(): array
  29.     {
  30.         return [
  31.             LanguageEvents::LANGUAGE_DELETED_EVENT => 'invalidateCache',
  32.             LanguageEvents::LANGUAGE_WRITTEN_EVENT => 'invalidateCache',
  33.         ];
  34.     }
  36.     /**
  37.      * @return LanguageData
  38.      */
  39.     public function loadLanguages(): array
  40.     {
  41.         return $this->cache->get(self::CACHE_KEY, fn () => $this->loader->loadLanguages());
  42.     }
  44.     public function invalidateCache(): void
  45.     {
  46.         $this->cache->delete(self::CACHE_KEY);
  47.     }
  48. }