src/Core/Content/Category/Service/NavigationLoader.php line 49

  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\Content\Category\Service;
  5. use Shopware\Core\Content\Category\CategoryCollection;
  6. use Shopware\Core\Content\Category\CategoryEntity;
  7. use Shopware\Core\Content\Category\Event\NavigationLoadedEvent;
  8. use Shopware\Core\Content\Category\Exception\CategoryNotFoundException;
  9. use Shopware\Core\Content\Category\SalesChannel\AbstractNavigationRoute;
  10. use Shopware\Core\Content\Category\Tree\Tree;
  11. use Shopware\Core\Content\Category\Tree\TreeItem;
  12. use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
  13. use Shopware\Core\Framework\DataAbstractionLayer\Util\AfterSort;
  14. use Shopware\Core\Framework\Log\Package;
  15. use Shopware\Core\System\SalesChannel\SalesChannelContext;
  16. use Symfony\Component\HttpFoundation\Request;
  17. use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
  19. #[Package('content')]
  20. class NavigationLoader implements NavigationLoaderInterface
  21. {
  22.     private readonly TreeItem $treeItem;
  24.     /**
  25.      * @internal
  26.      */
  27.     public function __construct(
  28.         private readonly EventDispatcherInterface $eventDispatcher,
  29.         private readonly AbstractNavigationRoute $navigationRoute
  30.     ) {
  31.         $this->treeItem = new TreeItem(null, []);
  32.     }
  34.     /**
  35.      * {@inheritdoc}
  36.      *
  37.      * @throws CategoryNotFoundException
  38.      */
  39.     public function load(string $activeId, SalesChannelContext $context, string $rootId, int $depth = 2): Tree
  40.     {
  41.         $request = new Request();
  42.         $request->query->set('buildTree', 'false');
  43.         $request->query->set('depth', (string) $depth);
  45.         $criteria = new Criteria();
  46.         $criteria->setTitle('header::navigation');
  48.         $categories = $this->navigationRoute
  49.             ->load($activeId, $rootId, $request, $context, $criteria)
  50.             ->getCategories();
  52.         $navigation = $this->getTree($rootId, $categories, $categories->get($activeId));
  54.         $event = new NavigationLoadedEvent($navigation, $context);
  56.         $this->eventDispatcher->dispatch($event);
  58.         return $event->getNavigation();
  59.     }
  61.     private function getTree(?string $rootId, CategoryCollection $categories, ?CategoryEntity $active): Tree
  62.     {
  63.         $parents = [];
  64.         $items = [];
  65.         foreach ($categories as $category) {
  66.             $item = clone $this->treeItem;
  67.             $item->setCategory($category);
  69.             $parents[$category->getParentId()][$category->getId()] = $item;
  70.             $items[$category->getId()] = $item;
  71.         }
  73.         foreach ($parents as $parentId => $children) {
  74.             if (empty($parentId)) {
  75.                 continue;
  76.             }
  78.             $sorted = AfterSort::sort($children);
  80.             $filtered = \array_filter($sorted, static fn (TreeItem $filter) => $filter->getCategory()->getActive() && $filter->getCategory()->getVisible());
  82.             if (!isset($items[$parentId])) {
  83.                 continue;
  84.             }
  86.             $item = $items[$parentId];
  87.             $item->setChildren($filtered);
  88.         }
  90.         $root = $parents[$rootId] ?? [];
  91.         $root = AfterSort::sort($root);
  93.         $filtered = [];
  94.         /** @var TreeItem $item */
  95.         foreach ($root as $key => $item) {
  96.             if (!$item->getCategory()->getActive() || !$item->getCategory()->getVisible()) {
  97.                 continue;
  98.             }
  100.             $filtered[$key] = $item;
  101.         }
  103.         return new Tree($active, $filtered);
  104.     }
  105. }