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<?php declare(strict_types=1);
namespace Shopware\Core\Content\ImportExport\DataAbstractionLayer\Serializer\Entity;
use Shopware\Core\Content\ImportExport\Exception\InvalidMediaUrlException;
use Shopware\Core\Content\ImportExport\Exception\MediaDownloadException;
use Shopware\Core\Content\ImportExport\Struct\Config;
use Shopware\Core\Content\Media\Aggregate\MediaFolder\MediaFolderEntity;
use Shopware\Core\Content\Media\File\FileSaver;
use Shopware\Core\Content\Media\File\MediaFile;
use Shopware\Core\Content\Media\MediaService;
use Shopware\Core\Framework\Context;
use Shopware\Core\Framework\DataAbstractionLayer\EntityDefinition;
use Shopware\Core\Framework\DataAbstractionLayer\EntityRepositoryInterface;
use Shopware\Core\Framework\DataAbstractionLayer\Event\EntityWrittenEvent;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Filter\EqualsFilter;
use Shopware\Core\Framework\Struct\Struct;
use Shopware\Core\Framework\Uuid\Uuid;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Request;
class MediaSerializer extends EntitySerializer implements EventSubscriberInterface
{
private FileSaver $fileSaver;
private MediaService $mediaService;
private EntityRepositoryInterface $mediaFolderRepository;
private EntityRepositoryInterface $mediaRepository;
/**
* @var array[]
*/
private array $cacheMediaFiles = [];
public function __construct(
MediaService $mediaService,
FileSaver $fileSaver,
EntityRepositoryInterface $mediaFolderRepository,
EntityRepositoryInterface $mediaRepository
) {
$this->mediaService = $mediaService;
$this->fileSaver = $fileSaver;
$this->mediaFolderRepository = $mediaFolderRepository;
$this->mediaRepository = $mediaRepository;
}
/**
* @param array|Struct|null $entity
*
* @return \Generator
*/
public function serialize(Config $config, EntityDefinition $definition, $entity): iterable
{
yield from parent::serialize($config, $definition, $entity);
}
/**
* @param array|\Traversable $entity
*
* @return array|\Traversable
*/
public function deserialize(Config $config, EntityDefinition $definition, $entity)
{
$entity = \is_array($entity) ? $entity : iterator_to_array($entity);
$deserialized = parent::deserialize($config, $definition, $entity);
$deserialized = \is_array($deserialized) ? $deserialized : iterator_to_array($deserialized);
$url = $entity['url'] ?? null;
if (empty($url)) {
return $deserialized;
}
if (!filter_var($url, \FILTER_VALIDATE_URL)) {
$deserialized['_error'] = new InvalidMediaUrlException($url);
return $deserialized;
}
$media = null;
if (isset($deserialized['id'])) {
$media = $this->mediaRepository->search(new Criteria([$deserialized['id']]), Context::createDefaultContext())->first();
}
$isNew = $media === null;
if ($isNew || $media->getUrl() !== $url) {
$entityName = $config->get('sourceEntity') ?? $definition->getEntityName();
$deserialized['mediaFolderId'] = $deserialized['mediaFolderId']
?? $this->getMediaFolderId($deserialized['id'] ?? null, $entityName);
$deserialized['id'] = $deserialized['id'] ?? Uuid::randomHex();
$parsed = parse_url($url);
$pathInfo = pathinfo($parsed['path']);
$media = $this->fetchFileFromURL((string) $url, $pathInfo['extension'] ?? '');
if ($media === null) {
$deserialized['_error'] = new MediaDownloadException($url);
return $deserialized;
}
if ($isNew && $media->getHash()) {
$deserialized = $this->fetchExistingMediaByHash($deserialized, $media->getHash());
}
$this->cacheMediaFiles[$deserialized['id']] = [
'media' => $media,
'destination' => $pathInfo['filename'],
];
}
return $deserialized;
}
public function supports(string $entity): bool
{
return $entity === 'media';
}
public static function getSubscribedEvents()
{
return [
'media.written' => 'persistMedia',
];
}
/**
* @internal
*/
public function persistMedia(EntityWrittenEvent $event): void
{
if (empty($this->cacheMediaFiles)) {
return;
}
$mediaFiles = $this->cacheMediaFiles;
// prevent recursion
$this->cacheMediaFiles = [];
foreach ($event->getIds() as $id) {
if (!isset($mediaFiles[$id])) {
continue;
}
$mediaFile = $mediaFiles[$id];
$this->fileSaver->persistFileToMedia(
$mediaFile['media'],
$mediaFile['destination'],
$id,
$event->getContext()
);
}
}
private function getMediaFolderId(?string $id, $entity): string
{
if ($id !== null) {
/** @var MediaFolderEntity|null $folder */
$folder = $this->mediaFolderRepository->search(new Criteria([$id]), Context::createDefaultContext())->first();
if ($folder !== null) {
return $folder->getId();
}
}
$criteria = new Criteria();
$criteria->addFilter(new EqualsFilter('media_folder.defaultFolder.entity', $entity));
$criteria->addAssociation('defaultFolder');
/** @var MediaFolderEntity|null $default */
$default = $this->mediaFolderRepository->search($criteria, Context::createDefaultContext())->first();
if ($default !== null) {
return $default->getId();
}
$criteria = new Criteria();
$criteria->addFilter(new EqualsFilter('media_folder.defaultFolder.entity', 'import_export_profile'));
$criteria->addAssociation('defaultFolder');
/** @var MediaFolderEntity|null $fallback */
$fallback = $this->mediaFolderRepository->search($criteria, Context::createDefaultContext())->first();
if ($fallback === null) {
throw new \RuntimeException('Failed to find default media folder for import_export_profile');
}
return $fallback->getId();
}
private function fetchFileFromURL(string $url, string $extension): ?MediaFile
{
$request = new Request();
$request->query->set('url', $url);
$request->query->set('extension', $extension);
$request->request->set('url', $url);
$request->request->set('extension', $extension);
$request->headers->set('content-type', 'application/json');
try {
$file = $this->mediaService->fetchFile($request);
if ($file !== null && $file->getFileSize() > 0) {
return $file;
}
} catch (\Throwable $throwable) {
}
return null;
}
private function fetchExistingMediaByHash(array $deserialized, string $hash): array
{
$criteria = new Criteria();
$criteria->addFilter(new EqualsFilter('metaData.hash', $hash));
$media = $this->mediaRepository->search($criteria, Context::createDefaultContext())->first();
if ($media) {
$deserialized['id'] = $media->getId();
}
return $deserialized;
}
}

platform/src/Core/Content/ImportExport/DataAbstractionLayer/Serializer/Entity/MediaSerializer.php line 136