custom/plugins/DreiscSeoPro/src/Subscriber/Installment/Canonical/CanonicalSubscriber.php line 51

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  1. <?php declare(strict_types=1);
  3. namespace DreiscSeoPro\Subscriber\Installment\Canonical;
  5. use DreiscSeoPro\Core\Canonical\CanonicalFetcher;
  6. use DreiscSeoPro\Core\Canonical\CanonicalFetcherStruct;
  7. use DreiscSeoPro\Core\Content\Product\ProductEnum;
  8. use DreiscSeoPro\Core\Seo\SeoDataFetcher\ProductSeoDataFetcher;
  9. use Shopware\Core\Content\Category\CategoryDefinition;
  10. use Shopware\Core\Content\Product\ProductDefinition;
  11. use Shopware\Core\Content\Product\SalesChannel\SalesChannelProductEntity;
  12. use Shopware\Core\Framework\DataAbstractionLayer\Exception\InconsistentCriteriaIdsException;
  13. use Shopware\Core\SalesChannelRequest;
  14. use Shopware\Storefront\Page\Navigation\NavigationPage;
  15. use Shopware\Storefront\Page\Navigation\NavigationPageLoadedEvent;
  16. use Shopware\Storefront\Page\Page;
  17. use Shopware\Storefront\Page\PageLoadedEvent;
  18. use Shopware\Storefront\Page\Product\ProductPage;
  19. use Shopware\Storefront\Page\Product\ProductPageLoadedEvent;
  20. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  22. class CanonicalSubscriber implements EventSubscriberInterface
  23. {
  24.     public const DREISC_SEO_INSTALLMENT_CANONICAL_DATA = 'dreiscSeoInstallmentCanonicalData';
  26.     /**
  27.      * @var CanonicalFetcher
  28.      */
  29.     private $canonicalFetcher;
  31.     /**
  32.      * @param CanonicalFetcher $canonicalFetcher
  33.      */
  34.     public function __construct(CanonicalFetcher $canonicalFetcher)
  35.     {
  36.         $this->canonicalFetcher = $canonicalFetcher;
  37.     }
  39.     public static function getSubscribedEvents()
  40.     {
  41.         return [
  42.             ProductPageLoadedEvent::class => 'addInstallment',
  43.             NavigationPageLoadedEvent::class => 'addInstallment'
  44.         ];
  45.     }
  47.     /**
  48.      * @param PageLoadedEvent $event
  49.      * @throws InconsistentCriteriaIdsException
  50.      */
  51.     public function addInstallment(PageLoadedEvent $event)
  52.     {
  53.         /** @var Page|ProductPage|NavigationPage $page */
  54.         $page = $event->getPage();
  55.         $salesChannelEntity = $event->getSalesChannelContext()->getSalesChannel();
  56.         $salesChannelDomainId = $event->getRequest()->attributes->get(SalesChannelRequest::ATTRIBUTE_DOMAIN_ID);
  57.         $languageId = $event->getContext()->getLanguageId();
  59.         if ($page instanceof ProductPage) {
  60.             $canonicalLink = $this->canonicalFetcher->fetch(
  61.                 new CanonicalFetcherStruct(
  62.                     ProductDefinition::ENTITY_NAME,
  63.                     $page->getProduct()->getId(),
  64.                     $languageId,
  65.                     $salesChannelEntity->getId(),
  66.                     $salesChannelDomainId
  67.                 )
  68.             );
  69.         } elseif ($page instanceof NavigationPage) {
  71.             /** Try to fetch the active category */
  72.             $categoryId = $event->getRequest()->attributes->get('navigationId');
  74.             /** Fetch the home category id */
  75.             if(
  76.                 empty($categoryId) &&
  77.                 'frontend.home.page' === $event->getRequest()->attributes->get('_route') &&
  78.                 null !== $page->getHeader() &&
  79.                 null !== $page->getHeader()->getNavigation()
  80.             ) {
  81.                 $activeCategory = $page->getHeader()->getNavigation()->getActive();
  82.                 if (null !== $activeCategory) {
  83.                     $categoryId = $activeCategory->getId();
  84.                 }
  85.             }
  87.             /** Abort, if category is null */
  88.             if (null === $categoryId) {
  89.                 return;
  90.             }
  92.             $canonicalLink = $this->canonicalFetcher->fetch(
  93.                 new CanonicalFetcherStruct(
  94.                     CategoryDefinition::ENTITY_NAME,
  95.                     $categoryId,
  96.                     $languageId,
  97.                     $salesChannelEntity->getId(),
  98.                     $salesChannelDomainId
  99.                 )
  100.             );
  101.         }
  103.         if (null !== $canonicalLink) {
  104.             $page->addExtension(
  105.                 self::DREISC_SEO_INSTALLMENT_CANONICAL_DATA,
  106.                 new CanonicalDataStruct($canonicalLink)
  107.             );
  108.         }
  109.     }
  110. }