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ProductIdentitiesExtender.php
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ProductIdentitiesExtender.php
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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\ConfigurableProduct\Model\Plugin;
use Magento\ConfigurableProduct\Model\Product\Type\Configurable as ConfigurableType;
use Magento\Catalog\Api\ProductRepositoryInterface;
use Magento\Catalog\Model\Product;
/**
* Extender of product identities for child of configurable products
*/
class ProductIdentitiesExtender
{
/**
* @var ConfigurableType
*/
private $configurableType;
/**
* @var ProductRepositoryInterface
*/
private $productRepository;
/**
* @var array
*/
private $cacheParentIdsByChild = [];
/**
* @param ConfigurableType $configurableType
* @param ProductRepositoryInterface $productRepository
*/
public function __construct(ConfigurableType $configurableType, ProductRepositoryInterface $productRepository)
{
$this->configurableType = $configurableType;
$this->productRepository = $productRepository;
}
/**
* Add parent identities to product identities
*
* @param Product $subject
* @param array $identities
* @return array
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function afterGetIdentities(Product $subject, array $identities): array
{
if ($subject->getTypeId() !== ConfigurableType::TYPE_CODE) {
return $identities;
}
$parentProductsIdentities = [];
foreach ($this->getParentIdsByChild($subject->getId()) as $parentId) {
$parentProduct = $this->productRepository->getById($parentId);
$parentProductsIdentities[] = $parentProduct->getIdentities();
}
$identities = array_merge($identities, ...$parentProductsIdentities);
return array_unique($identities);
}
/**
* Get parent ids by child with cache use
*
* @param int $childId
* @return array
*/
private function getParentIdsByChild($childId)
{
if (!isset($this->cacheParentIdsByChild[$childId])) {
$this->cacheParentIdsByChild[$childId] = $this->configurableType->getParentIdsByChild($childId);
}
return $this->cacheParentIdsByChild[$childId];
}
}