<?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: 3.0 change the condition to remove the ResourceMetadataFactorym only used to skip null values
if (
$this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface
&& (isset($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' === $request->getContentType()) {
$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' === $request->getContentType()) {
$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 $context;
}
// TODO: We should always use `skip_null_values` but changing this would be a BC break, for now use it only when `merge-patch+json` is activated on a Resource
if (!$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);