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<?php declare(strict_types=1);
namespace Shopware\Core\Content\Product\SalesChannel\Listing;
use OpenApi\Annotations as OA;
use Shopware\Core\Content\Product\Events\ProductListingRouteCacheKeyEvent;
use Shopware\Core\Content\Product\Events\ProductListingRouteCacheTagsEvent;
use Shopware\Core\Framework\Adapter\Cache\AbstractCacheTracer;
use Shopware\Core\Framework\Adapter\Cache\CacheValueCompressor;
use Shopware\Core\Framework\DataAbstractionLayer\Cache\EntityCacheKeyGenerator;
use Shopware\Core\Framework\DataAbstractionLayer\FieldSerializer\JsonFieldSerializer;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
use Shopware\Core\Framework\Routing\Annotation\Entity;
use Shopware\Core\Framework\Routing\Annotation\RouteScope;
use Shopware\Core\Framework\Routing\Annotation\Since;
use Shopware\Core\System\SalesChannel\SalesChannelContext;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Contracts\Cache\CacheInterface;
use Symfony\Contracts\Cache\ItemInterface;
use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
/**
* @Route(defaults={"_routeScope"={"store-api"}})
*/
class CachedProductListingRoute extends AbstractProductListingRoute
{
private AbstractProductListingRoute $decorated;
private CacheInterface $cache;
private EntityCacheKeyGenerator $generator;
/**
* @var AbstractCacheTracer<ProductListingRouteResponse>
*/
private AbstractCacheTracer $tracer;
private array $states;
private EventDispatcherInterface $dispatcher;
/**
* @internal
*
* @param AbstractCacheTracer<ProductListingRouteResponse> $tracer
*/
public function __construct(
AbstractProductListingRoute $decorated,
CacheInterface $cache,
EntityCacheKeyGenerator $generator,
AbstractCacheTracer $tracer,
EventDispatcherInterface $dispatcher,
array $states
) {
$this->decorated = $decorated;
$this->cache = $cache;
$this->generator = $generator;
$this->tracer = $tracer;
$this->states = $states;
$this->dispatcher = $dispatcher;
}
public function getDecorated(): AbstractProductListingRoute
{
return $this->decorated;
}
/**
* @Since("6.2.0.0")
* @Entity("product")
* @OA\Post(
* path="/product-listing/{categoryId}",
* summary="Fetch a product listing by category",
* description="Fetches a product listing for a specific category. It also provides filters, sortings and property aggregations, analogous to the /search endpoint.",
* operationId="readProductListing",
* tags={"Store API","Product"},
* @OA\Parameter(
* name="categoryId",
* description="Identifier of a category.",
* @OA\Schema(type="string"),
* in="path",
* required=true
* ),
* @OA\Response(
* response="200",
* description="Returns a product listing containing all products and additional fields to display a listing.",
* @OA\JsonContent(ref="#/components/schemas/ProductListingResult")
* )
* )
* @Route("/store-api/product-listing/{categoryId}", name="store-api.product.listing", methods={"POST"})
*/
public function load(string $categoryId, Request $request, SalesChannelContext $context, Criteria $criteria): ProductListingRouteResponse
{
if ($context->hasState(...$this->states)) {
return $this->getDecorated()->load($categoryId, $request, $context, $criteria);
}
$key = $this->generateKey($categoryId, $request, $context, $criteria);
$value = $this->cache->get($key, function (ItemInterface $item) use ($categoryId, $request, $context, $criteria) {
$name = self::buildName($categoryId);
$response = $this->tracer->trace($name, function () use ($categoryId, $request, $context, $criteria) {
return $this->getDecorated()->load($categoryId, $request, $context, $criteria);
});
$item->tag($this->generateTags($categoryId, $request, $response, $context, $criteria));
return CacheValueCompressor::compress($response);
});
return CacheValueCompressor::uncompress($value);
}
public static function buildName(string $categoryId): string
{
return 'product-listing-route-' . $categoryId;
}
private function generateKey(string $categoryId, Request $request, SalesChannelContext $context, Criteria $criteria): string
{
$parts = [
$this->generator->getCriteriaHash($criteria),
$this->generator->getSalesChannelContextHash($context),
];
$event = new ProductListingRouteCacheKeyEvent($parts, $categoryId, $request, $context, $criteria);
$this->dispatcher->dispatch($event);
return self::buildName($categoryId) . '-' . md5(JsonFieldSerializer::encodeJson($event->getParts()));
}
private function generateTags(string $categoryId, Request $request, ProductListingRouteResponse $response, SalesChannelContext $context, Criteria $criteria): array
{
$streamId = $response->getResult()->getStreamId();
$tags = array_merge(
$this->tracer->get(self::buildName($categoryId)),
[$streamId ? EntityCacheKeyGenerator::buildStreamTag($streamId) : null],
[self::buildName($categoryId)]
);
$event = new ProductListingRouteCacheTagsEvent($tags, $categoryId, $request, $response, $context, $criteria);
$this->dispatcher->dispatch($event);
return array_unique(array_filter($event->getTags()));
}
}

vendor/shopware/core/Content/Product/SalesChannel/Listing/CachedProductListingRoute.php line 111