vendor/api-platform/core/src/Serializer/SerializerContextBuilder.php line 36
<?php/** This file is part of the API Platform project.** (c) Kévin Dunglas <dunglas@gmail.com>** For the full copyright and license information, please view the LICENSE* file that was distributed with this source code.*/declare(strict_types=1);namespace ApiPlatform\Serializer;use ApiPlatform\Core\Api\OperationType;use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface;use ApiPlatform\Core\Metadata\Resource\ResourceMetadata;use ApiPlatform\Core\Swagger\Serializer\DocumentationNormalizer;use ApiPlatform\Exception\RuntimeException;use ApiPlatform\Metadata\CollectionOperationInterface;use ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface;use ApiPlatform\Util\RequestAttributesExtractor;use Symfony\Component\HttpFoundation\Request;use Symfony\Component\Serializer\Encoder\CsvEncoder;/*** {@inheritdoc}** @author Kévin Dunglas <dunglas@gmail.com>*/final class SerializerContextBuilder implements SerializerContextBuilderInterface{private $resourceMetadataFactory;public function __construct($resourceMetadataFactory){$this->resourceMetadataFactory = $resourceMetadataFactory;if (!$resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {trigger_deprecation('api-platform/core', '2.7', sprintf('Use "%s" instead of "%s".', ResourceMetadataCollectionFactoryInterface::class, ResourceMetadataFactoryInterface::class));}}/*** {@inheritdoc}*/public function createFromRequest(Request $request, bool $normalization, array $attributes = null): array{if (null === $attributes && !$attributes = RequestAttributesExtractor::extractAttributes($request)) {throw new RuntimeException('Request attributes are not valid.');}// TODO remove call to getContentType() when requiring symfony/http-foundation ≥ 6.2$contentTypeFormat = method_exists($request, 'getContentTypeFormat')? $request->getContentTypeFormat(): $request->getContentType();// TODO: 3.0 change the condition to remove the ResourceMetadataFactorym only used to skip null valuesif ($this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface&& (isset($attributes['operation_name']) || isset($attributes['operation']))) {$operation = $attributes['operation'] ?? $this->resourceMetadataFactory->create($attributes['resource_class'])->getOperation($attributes['operation_name']);$context = $normalization ? ($operation->getNormalizationContext() ?? []) : ($operation->getDenormalizationContext() ?? []);$context['operation_name'] = $operation->getName();$context['operation'] = $operation;$context['resource_class'] = $attributes['resource_class'];// TODO: 3.0 becomes true by default$context['skip_null_values'] = $context['skip_null_values'] ?? $this->shouldSkipNullValues($attributes['resource_class'], $context['operation_name']);// TODO: remove in 3.0, operation type will not exist anymore$context['operation_type'] = $operation instanceof CollectionOperationInterface ? OperationType::COLLECTION : OperationType::ITEM;$context['iri_only'] = $context['iri_only'] ?? false;$context['request_uri'] = $request->getRequestUri();$context['uri'] = $request->getUri();$context['input'] = $operation->getInput();$context['output'] = $operation->getOutput();$context['types'] = $operation->getTypes();$context['uri_variables'] = [];foreach (array_keys($operation->getUriVariables() ?? []) as $parameterName) {$context['uri_variables'][$parameterName] = $request->attributes->get($parameterName);}if (!$normalization) {if (!isset($context['api_allow_update'])) {$context['api_allow_update'] = \in_array($method = $request->getMethod(), ['PUT', 'PATCH'], true);if ($context['api_allow_update'] && 'PATCH' === $method) {$context['deep_object_to_populate'] = $context['deep_object_to_populate'] ?? true;}}if ('csv' === $contentTypeFormat) {$context[CsvEncoder::AS_COLLECTION_KEY] = false;}}return $context;}/** @var ResourceMetadata $resourceMetadata */$resourceMetadata = $this->resourceMetadataFactory->create($attributes['resource_class']);$key = $normalization ? 'normalization_context' : 'denormalization_context';if (isset($attributes['collection_operation_name'])) {$operationKey = 'collection_operation_name';$operationType = OperationType::COLLECTION;} elseif (isset($attributes['item_operation_name'])) {$operationKey = 'item_operation_name';$operationType = OperationType::ITEM;} else {$operationKey = 'subresource_operation_name';$operationType = OperationType::SUBRESOURCE;}$context = $resourceMetadata->getTypedOperationAttribute($operationType, $attributes[$operationKey], $key, [], true);$context['operation_type'] = $operationType;$context[$operationKey] = $attributes[$operationKey];$context['iri_only'] = $resourceMetadata->getAttribute('normalization_context')['iri_only'] ?? false;$context['input'] = $resourceMetadata->getTypedOperationAttribute($operationType, $attributes[$operationKey], 'input', null, true);$context['output'] = $resourceMetadata->getTypedOperationAttribute($operationType, $attributes[$operationKey], 'output', null, true);if (!$normalization) {if (!isset($context['api_allow_update'])) {$context['api_allow_update'] = \in_array($method = $request->getMethod(), ['PUT', 'PATCH'], true);if ($context['api_allow_update'] && 'PATCH' === $method) {$context['deep_object_to_populate'] = $context['deep_object_to_populate'] ?? true;}}if ('csv' === $contentTypeFormat) {$context[CsvEncoder::AS_COLLECTION_KEY] = false;}}$context['resource_class'] = $attributes['resource_class'];$context['request_uri'] = $request->getRequestUri();$context['uri'] = $request->getUri();if (isset($attributes['subresource_context'])) {$context['subresource_identifiers'] = [];foreach ($attributes['subresource_context']['identifiers'] as $parameterName => [$resourceClass]) {if (!isset($context['subresource_resources'][$resourceClass])) {$context['subresource_resources'][$resourceClass] = [];}$context['subresource_identifiers'][$parameterName] = $context['subresource_resources'][$resourceClass][$parameterName] = $request->attributes->get($parameterName);}}if (isset($attributes['subresource_property'])) {$context['subresource_property'] = $attributes['subresource_property'];$context['subresource_resource_class'] = $attributes['subresource_resource_class'] ?? null;}unset($context[DocumentationNormalizer::SWAGGER_DEFINITION_NAME]);if (isset($context['skip_null_values'])) {return $context;}// TODO: We should always use `skip_null_values` but changing this would be a BC break, for now use it only when `merge-patch+json` is activated on a Resourceif (!$this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {foreach ($resourceMetadata->getItemOperations() as $operation) {if ('PATCH' === ($operation['method'] ?? '') && \in_array('application/merge-patch+json', $operation['input_formats']['json'] ?? [], true)) {$context['skip_null_values'] = true;break;}}} else {$context['skip_null_values'] = $this->shouldSkipNullValues($attributes['resource_class'], $attributes['operation_name']);}return $context;}/*** TODO: remove in 3.0, this will have no impact and skip_null_values will be default, no more resourceMetadataFactory call in this class.*/private function shouldSkipNullValues(string $class, string $operationName): bool{if (!$this->resourceMetadataFactory) {return false;}$collection = $this->resourceMetadataFactory->create($class);foreach ($collection as $metadata) {foreach ($metadata->getOperations() as $operation) {if ('PATCH' === ($operation->getMethod() ?? '') && \in_array('application/merge-patch+json', $operation->getInputFormats()['json'] ?? [], true)) {return true;}}}return false;}}class_alias(SerializerContextBuilder::class, \ApiPlatform\Core\Serializer\SerializerContextBuilder::class);