src/Subscriber/BreadcrumbSubscriber.php line 68

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  1. <?php
  3. declare(strict_types=1);
  5. namespace App\Subscriber;
  7. use App\Module\Catalog\Provider\CategoryTreeProvider;
  8. use Denios\Data\Product\Product;
  9. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  10. use Symfony\Component\HttpKernel\Event\ViewEvent;
  11. use Symfony\Component\HttpKernel\KernelEvents;
  13. use function array_reverse;
  15. /**
  16. * Class BreadcrumbSubscriber
  17. *
  18. * @author André Varelmann <andre.varelmann@bestit-online.de>
  19. * @package App\Subscriber
  20. */
  21. class BreadcrumbSubscriber implements EventSubscriberInterface
  22. {
  23. /**
  24. * @var PAGE_TYPE_CMS_CONTENT Const for the name of $controllerResult type for cms results
  25. */
  26. private const PAGE_TYPE_CMS_CONTENT = 'cmsContent';
  28. /**
  29. * @var PAGE_TYPE_PRODUCT Const for the name of $controllerResult type for product results
  30. */
  31. private const PAGE_TYPE_PRODUCT = 'product';
  33. /**
  34. * @var PAGE_TYPE_CATEGORY_CONTENT Const for the name of $controllerResult type for category results
  35. */
  36. private const PAGE_TYPE_CATEGORY_CONTENT = 'categoryContent';
  38. /**
  39. * @var CategoryTreeProvider
  40. */
  41. private $provider;
  43. /**
  44. * BreadcrumbSubscriber constructor.
  45. *
  46. * @param CategoryTreeProvider $provider
  47. */
  48. public function __construct(CategoryTreeProvider $provider)
  49. {
  50. $this->provider = $provider;
  51. }
  53. /**
  54. * Returns an array of event names this subscriber wants to listen to.
  55. *
  56. * @return array The event names to listen to
  57. */
  58. public static function getSubscribedEvents(): array
  59. {
  60. return [KernelEvents::VIEW => 'onKernelResponse'];
  61. }
  63. /**
  64. * @param ViewEvent $event
  65. *
  66. * @return void
  67. */
  68. public function onKernelResponse(ViewEvent $event): void
  69. {
  70. $controllerResult = $event->getControllerResult();
  72. if (is_array($controllerResult)) {
  73. if (isset($controllerResult[self::PAGE_TYPE_CMS_CONTENT])) {
  74. $controllerResult['breadcrumbs'] = $this->getBreadcrumbs($controllerResult[self::PAGE_TYPE_CMS_CONTENT]->uuid);
  75. }
  76. if (isset($controllerResult[self::PAGE_TYPE_CATEGORY_CONTENT])) {
  77. $controllerResult['breadcrumbs'] = $this->getBreadcrumbs($controllerResult[self::PAGE_TYPE_CATEGORY_CONTENT]['id']);
  78. }
  79. if (isset($controllerResult[self::PAGE_TYPE_PRODUCT]) && $controllerResult[self::PAGE_TYPE_PRODUCT] instanceof Product) {
  80. $firstCategoryId = current($controllerResult[self::PAGE_TYPE_PRODUCT]->categories);
  81. $controllerResult['breadcrumbs'] = $this->getBreadcrumbs($firstCategoryId);
  82. }
  83. }
  85. $event->setControllerResult($controllerResult);
  86. }
  88. /**
  89. *
  90. * @return array
  91. */
  92. private function getBreadcrumbs($categoryId): array
  93. {
  94. $categories = $this->provider->getFlat();
  95. $breadcrumbs = [];
  97. while (isset($categories[$categoryId])) {
  98. $category = $categories[$categoryId];
  99. $breadcrumb = [
  100. 'name' => $category['name']
  101. ];
  102. if (($category['isActive'] ?? true ) and ($category['inNavigation'] ?? true )) {
  103. $breadcrumb['link'] = $category['slug'];
  105. $breadcrumb['branch'] = $category['branch'] ?? 'cp';
  106. }
  107. $breadcrumbs[] = $breadcrumb;
  108. $categoryId = $category['parent'];
  109. }
  110. return array_reverse($breadcrumbs);
  111. }
  112. }