chamilo/chamilo-lms

<?php

declare(strict_types=1);

namespace Chamilo\CoreBundle\Serializer;

use ArrayObject;
use Chamilo\CoreBundle\Entity\AbstractResource;
use Chamilo\CoreBundle\Entity\ResourceIllustrationInterface;
use Chamilo\CoreBundle\Entity\User;
use Chamilo\CoreBundle\Repository\Node\IllustrationRepository;
use Chamilo\CoreBundle\Repository\ResourceNodeRepository;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerAwareInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerAwareTrait;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;

final class ResourceNormalizer implements NormalizerInterface, NormalizerAwareInterface
{
    use NormalizerAwareTrait;

    private const ALREADY_CALLED = 'MEDIA_OBJECT_NORMALIZER_ALREADY_CALLED';

    public function __construct(
        private readonly ResourceNodeRepository $resourceNodeRepository,
        private readonly IllustrationRepository $illustrationRepository,
        private readonly RequestStack $requestStack,
        private readonly UrlGeneratorInterface $generator
    ) {}

    public function normalize(
        $object,
        ?string $format = null,
        array $context = []
    ): array|ArrayObject|bool|float|int|string|null {
        $context[self::ALREADY_CALLED] = true;

        $request = $this->requestStack->getCurrentRequest();
        $getFile = false;
        $courseId = 0;
        $sessionId = 0;
        $groupId = 0;

        if ($request) {
            $getFile = $request->get('getFile');
            $courseId = (int) $request->get('cid');
            if (empty($courseId)) {
                // Try with cid from session
                $courseId = (int) $request->getSession()->get('cid');
            }

            $sessionId = (int) $request->get('sid');
            if (empty($sessionId)) {
                $sessionId = (int) $request->getSession()->get('sid');
            }

            $groupId = (int) $request->get('gid');
            if (empty($groupId)) {
                $groupId = (int) $request->getSession()->get('gid');
            }
        }

        if ($object->hasResourceNode()) {
            $resourceNode = $object->getResourceNode();

            if ($resourceNode->hasResourceFile()) {
                $params = [
                    'id' => $resourceNode->getUuid(),
                    'tool' => $resourceNode->getResourceType()->getTool()->getTitle(),
                    'type' => $resourceNode->getResourceType()->getTitle(),
                ];
            } else {
                $params = [
                    'id' => $resourceNode->getUuid(),
                    'cid' => $courseId,
                    'sid' => $sessionId,
                    'gid' => $groupId,
                    'tool' => $resourceNode->getResourceType()->getTool()->getTitle(),
                    'type' => $resourceNode->getResourceType()->getTitle(),
                ];
            }

            // if ($getFile) {
            // Get all links from resource.
            if ($object instanceof AbstractResource) {
                $object->setResourceLinkListFromEntity();
                $object->contentUrl = $this->generator->generate('chamilo_core_resource_view', $params);
                $object->downloadUrl = $this->generator->generate('chamilo_core_resource_download', $params);
            }
            // }

            // Get illustration of a resource, instead of looking for the node children to get the illustration.
            if ($object instanceof ResourceIllustrationInterface) {
                $object->illustrationUrl = $this->illustrationRepository->getIllustrationUrl($object);
            }

            // This gets the file contents, usually use to get HTML/Text data to be edited.
            if ($getFile
                && $resourceNode->hasResourceFile()
                && $resourceNode->hasEditableTextContent()
            ) {
                $object->contentFile = $this->resourceNodeRepository->getResourceNodeFileContent(
                    $resourceNode
                );
            }
        }

        return $this->normalizer->normalize($object, $format, $context);
    }

    public function supportsNormalization($data, ?string $format = null, array $context = []): bool
    {
        if (isset($context[self::ALREADY_CALLED])) {
            return false;
        }

        return $data instanceof AbstractResource || $data instanceof User;
    }

    public function getSupportedTypes(?string $format): array
    {
        return [
            AbstractResource::class => false,
            User::class => false,
        ];
    }
}