vendor/shopware/storefront/Theme/Twig/ThemeNamespaceHierarchyBuilder.php line 34

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  1. <?php declare(strict_types=1);
  3. namespace Shopware\Storefront\Theme\Twig;
  5. use Shopware\Core\Framework\Adapter\Twig\NamespaceHierarchy\TemplateNamespaceHierarchyBuilderInterface;
  6. use Shopware\Core\SalesChannelRequest;
  7. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  8. use Symfony\Component\HttpFoundation\Request;
  9. use Symfony\Component\HttpKernel\Event\RequestEvent;
  10. use Symfony\Component\HttpKernel\KernelEvents;
  12. class ThemeNamespaceHierarchyBuilder implements TemplateNamespaceHierarchyBuilderInterface, EventSubscriberInterface
  13. {
  14.     private array $themes = [];
  16.     private ThemeInheritanceBuilderInterface $themeInheritanceBuilder;
  18.     public function __construct(ThemeInheritanceBuilderInterface $themeInheritanceBuilder)
  19.     {
  20.         $this->themeInheritanceBuilder = $themeInheritanceBuilder;
  21.     }
  23.     /**
  24.      * @return array<string, string|array{0: string, 1: int}|list<array{0: string, 1?: int}>>
  25.      */
  26.     public static function getSubscribedEvents()
  27.     {
  28.         return [
  29.             KernelEvents::REQUEST => 'requestEvent',
  30.             KernelEvents::EXCEPTION => 'requestEvent',
  31.         ];
  32.     }
  34.     public function requestEvent(RequestEvent $event): void
  35.     {
  36.         $request = $event->getRequest();
  38.         $this->themes = $this->detectedThemes($request);
  39.     }
  41.     public function buildNamespaceHierarchy(array $namespaceHierarchy): array
  42.     {
  43.         if (empty($this->themes)) {
  44.             return $namespaceHierarchy;
  45.         }
  47.         return $this->themeInheritanceBuilder->build($namespaceHierarchy, $this->themes);
  48.     }
  50.     private function detectedThemes(Request $request): array
  51.     {
  52.         // get name if theme is not inherited
  53.         $theme = $request->attributes->get(SalesChannelRequest::ATTRIBUTE_THEME_NAME);
  55.         if (!$theme) {
  56.             // get theme name from base theme because for inherited themes the name is always null
  57.             $theme = $request->attributes->get(SalesChannelRequest::ATTRIBUTE_THEME_BASE_NAME);
  58.         }
  60.         if (!$theme) {
  61.             return [];
  62.         }
  64.         $themes[$theme] = true;
  65.         $themes['Storefront'] = true;
  67.         return $themes;
  68.     }
  69. }