<?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\Api\IriConverterInterface;
use ApiPlatform\Api\UrlGeneratorInterface;
use ApiPlatform\Core\Api\IriConverterInterface as LegacyIriConverterInterface;
use ApiPlatform\Core\Bridge\Symfony\Messenger\DataTransformer as MessengerDataTransformer;
use ApiPlatform\Core\DataProvider\ItemDataProviderInterface;
use ApiPlatform\Core\DataTransformer\DataTransformerInitializerInterface;
use ApiPlatform\Core\DataTransformer\DataTransformerInterface;
use ApiPlatform\Core\Metadata\Property\Factory\PropertyMetadataFactoryInterface as LegacyPropertyMetadataFactoryInterface;
use ApiPlatform\Core\Metadata\Property\PropertyMetadata;
use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface;
use ApiPlatform\Exception\InvalidArgumentException;
use ApiPlatform\Exception\InvalidValueException;
use ApiPlatform\Exception\ItemNotFoundException;
use ApiPlatform\Metadata\ApiProperty;
use ApiPlatform\Metadata\CollectionOperationInterface;
use ApiPlatform\Metadata\Property\Factory\PropertyMetadataFactoryInterface;
use ApiPlatform\Metadata\Property\Factory\PropertyNameCollectionFactoryInterface;
use ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface;
use ApiPlatform\Symfony\Security\ResourceAccessCheckerInterface;
use ApiPlatform\Util\ClassInfoTrait;
use Symfony\Component\PropertyAccess\Exception\NoSuchPropertyException;
use Symfony\Component\PropertyAccess\PropertyAccess;
use Symfony\Component\PropertyAccess\PropertyAccessorInterface;
use Symfony\Component\PropertyInfo\Type;
use Symfony\Component\Serializer\Encoder\CsvEncoder;
use Symfony\Component\Serializer\Encoder\XmlEncoder;
use Symfony\Component\Serializer\Exception\LogicException;
use Symfony\Component\Serializer\Exception\MissingConstructorArgumentsException;
use Symfony\Component\Serializer\Exception\NotNormalizableValueException;
use Symfony\Component\Serializer\Exception\RuntimeException;
use Symfony\Component\Serializer\Exception\UnexpectedValueException;
use Symfony\Component\Serializer\Mapping\Factory\ClassMetadataFactoryInterface;
use Symfony\Component\Serializer\NameConverter\AdvancedNameConverterInterface;
use Symfony\Component\Serializer\NameConverter\NameConverterInterface;
use Symfony\Component\Serializer\Normalizer\AbstractObjectNormalizer;
use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
/**
* Base item normalizer.
*
* @author Kévin Dunglas <dunglas@gmail.com>
*/
abstract class AbstractItemNormalizer extends AbstractObjectNormalizer
{
use ClassInfoTrait;
use ContextTrait;
use InputOutputMetadataTrait;
public const IS_TRANSFORMED_TO_SAME_CLASS = 'is_transformed_to_same_class';
/**
* @var PropertyNameCollectionFactoryInterface
*/
protected $propertyNameCollectionFactory;
/**
* @var LegacyPropertyMetadataFactoryInterface|PropertyMetadataFactoryInterface
*/
protected $propertyMetadataFactory;
protected $resourceMetadataFactory;
/**
* @var LegacyIriConverterInterface|IriConverterInterface
*/
protected $iriConverter;
protected $resourceClassResolver;
protected $resourceAccessChecker;
protected $propertyAccessor;
protected $itemDataProvider;
protected $allowPlainIdentifiers;
protected $dataTransformers = [];
protected $localCache = [];
public function __construct(PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, $propertyMetadataFactory, $iriConverter, $resourceClassResolver, PropertyAccessorInterface $propertyAccessor = null, NameConverterInterface $nameConverter = null, ClassMetadataFactoryInterface $classMetadataFactory = null, ItemDataProviderInterface $itemDataProvider = null, bool $allowPlainIdentifiers = false, array $defaultContext = [], iterable $dataTransformers = [], $resourceMetadataFactory = null, ResourceAccessCheckerInterface $resourceAccessChecker = null)
{
if (!isset($defaultContext['circular_reference_handler'])) {
$defaultContext['circular_reference_handler'] = function ($object) {
return $this->iriConverter instanceof LegacyIriConverterInterface ? $this->iriConverter->getIriFromItem($object) : $this->iriConverter->getIriFromResource($object);
};
}
if (!interface_exists(AdvancedNameConverterInterface::class) && method_exists($this, 'setCircularReferenceHandler')) {
$this->setCircularReferenceHandler($defaultContext['circular_reference_handler']);
}
parent::__construct($classMetadataFactory, $nameConverter, null, null, \Closure::fromCallable([$this, 'getObjectClass']), $defaultContext);
$this->propertyNameCollectionFactory = $propertyNameCollectionFactory;
$this->propertyMetadataFactory = $propertyMetadataFactory;
if ($iriConverter instanceof LegacyIriConverterInterface) {
trigger_deprecation('api-platform/core', '2.7', sprintf('Use an implementation of "%s" instead of "%s".', IriConverterInterface::class, LegacyIriConverterInterface::class));
}
$this->iriConverter = $iriConverter;
$this->resourceClassResolver = $resourceClassResolver;
$this->propertyAccessor = $propertyAccessor ?: PropertyAccess::createPropertyAccessor();
$this->itemDataProvider = $itemDataProvider;
if (true === $allowPlainIdentifiers) {
@trigger_error(sprintf('Allowing plain identifiers as argument of "%s" is deprecated since API Platform 2.7 and will not be possible anymore in API Platform 3.', self::class), \E_USER_DEPRECATED);
}
$this->allowPlainIdentifiers = $allowPlainIdentifiers;
$this->dataTransformers = $dataTransformers;
// Just skip our data transformer to trigger a proper deprecation
$customDataTransformers = array_filter(\is_array($dataTransformers) ? $dataTransformers : iterator_to_array($dataTransformers), function ($dataTransformer) {
return !$dataTransformer instanceof MessengerDataTransformer;
});
if (\count($customDataTransformers)) {
trigger_deprecation('api-platform/core', '2.7', 'The DataTransformer pattern is deprecated, use a Provider or a Processor and either use your input or return a new output there.');
}
if ($resourceMetadataFactory && !$resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {
trigger_deprecation('api-platform/core', '2.7', sprintf('Use "%s" instead of "%s".', ResourceMetadataCollectionFactoryInterface::class, ResourceMetadataFactoryInterface::class));
}
$this->resourceMetadataFactory = $resourceMetadataFactory;
$this->resourceAccessChecker = $resourceAccessChecker;
}
/**
* {@inheritdoc}
*/
public function supportsNormalization($data, $format = null, array $context = []): bool
{
if (!\is_object($data) || is_iterable($data)) {
return false;
}
$class = $this->getObjectClass($data);
if (($context['output']['class'] ?? null) === $class) {
return true;
}
return $this->resourceClassResolver->isResourceClass($class);
}
/**
* {@inheritdoc}
*/
public function hasCacheableSupportsMethod(): bool
{
return true;
}
/**
* {@inheritdoc}
*
* @throws LogicException
*
* @return array|string|int|float|bool|\ArrayObject|null
*/
public function normalize($object, $format = null, array $context = [])
{
$resourceClass = $this->getObjectClass($object);
if (!($isTransformed = isset($context[self::IS_TRANSFORMED_TO_SAME_CLASS])) && $outputClass = $this->getOutputClass($resourceClass, $context)) {
if (!$this->serializer instanceof NormalizerInterface) {
throw new LogicException('Cannot normalize the output because the injected serializer is not a normalizer');
}
// Data transformers are deprecated, this is removed from 3.0
if ($dataTransformer = $this->getDataTransformer($object, $outputClass, $context)) {
$transformed = $dataTransformer->transform($object, $outputClass, $context);
if ($object === $transformed) {
$context[self::IS_TRANSFORMED_TO_SAME_CLASS] = true;
} else {
$context['api_normalize'] = true;
$context['api_resource'] = $object;
unset($context['output'], $context['resource_class']);
}
return $this->serializer->normalize($transformed, $format, $context);
}
unset($context['output'], $context['operation_name']);
if ($this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface && !isset($context['operation'])) {
$context['operation'] = $this->resourceMetadataFactory->create($context['resource_class'])->getOperation();
}
$context['resource_class'] = $outputClass;
$context['api_sub_level'] = true;
$context[self::ALLOW_EXTRA_ATTRIBUTES] = false;
return $this->serializer->normalize($object, $format, $context);
}
if ($isTransformed) {
unset($context[self::IS_TRANSFORMED_TO_SAME_CLASS]);
}
if ($isResourceClass = $this->resourceClassResolver->isResourceClass($resourceClass)) {
$context = $this->initContext($resourceClass, $context);
}
if (isset($context['operation']) && $context['operation'] instanceof CollectionOperationInterface) {
unset($context['operation_name']);
unset($context['operation']);
unset($context['iri']);
}
$iri = null;
if (isset($context['iri'])) {
$iri = $context['iri'];
} elseif ($this->iriConverter instanceof LegacyIriConverterInterface && $isResourceClass) {
$iri = $this->iriConverter->getIriFromItem($object);
} elseif ($this->iriConverter instanceof IriConverterInterface) {
$iri = $this->iriConverter->getIriFromResource($object, UrlGeneratorInterface::ABS_URL, $context['operation'] ?? null, $context);
}
$context['iri'] = $iri;
$context['api_normalize'] = true;
/*
* When true, converts the normalized data array of a resource into an
* IRI, if the normalized data array is empty.
*
* This is useful when traversing from a non-resource towards an attribute
* which is a resource, as we do not have the benefit of {@see PropertyMetadata::isReadableLink}.
*
* It must not be propagated to subresources, as {@see PropertyMetadata::isReadableLink}
* should take effect.
*/
$emptyResourceAsIri = $context['api_empty_resource_as_iri'] ?? false;
unset($context['api_empty_resource_as_iri']);
if (isset($context['resources'])) {
$context['resources'][$iri] = $iri;
}
$data = parent::normalize($object, $format, $context);
if ($emptyResourceAsIri && \is_array($data) && 0 === \count($data)) {
return $iri;
}
return $data;
}
/**
* {@inheritdoc}
*
* @return bool
*/
public function supportsDenormalization($data, $type, $format = null, array $context = [])
{
if (($context['input']['class'] ?? null) === $type) {
return true;
}
return $this->localCache[$type] ?? $this->localCache[$type] = $this->resourceClassResolver->isResourceClass($type);
}
/**
* {@inheritdoc}
*
* @return mixed
*/
public function denormalize($data, $class, $format = null, array $context = [])
{
$resourceClass = $class;
if (null !== $inputClass = $this->getInputClass($resourceClass, $context)) {
if (null !== $dataTransformer = $this->getDataTransformer($data, $resourceClass, $context)) {
$dataTransformerContext = $context;
unset($context['input']);
unset($context['resource_class']);
if (!$this->serializer instanceof DenormalizerInterface) {
throw new LogicException('Cannot denormalize the input because the injected serializer is not a denormalizer');
}
if ($dataTransformer instanceof DataTransformerInitializerInterface) {
$context[AbstractObjectNormalizer::OBJECT_TO_POPULATE] = $dataTransformer->initialize($inputClass, $context);
$context[AbstractObjectNormalizer::DEEP_OBJECT_TO_POPULATE] = true;
}
try {
$denormalizedInput = $this->serializer->denormalize($data, $inputClass, $format, $context);
} catch (NotNormalizableValueException $e) {
throw new UnexpectedValueException('The input data is misformatted.', $e->getCode(), $e);
}
if (!\is_object($denormalizedInput)) {
throw new UnexpectedValueException('Expected denormalized input to be an object.');
}
return $dataTransformer->transform($denormalizedInput, $resourceClass, $dataTransformerContext);
}
unset($context['input']);
unset($context['operation']);
unset($context['operation_name']);
$context['resource_class'] = $inputClass;
if (!$this->serializer instanceof DenormalizerInterface) {
throw new LogicException('Cannot denormalize the input because the injected serializer is not a denormalizer');
}
try {
return $this->serializer->denormalize($data, $inputClass, $format, $context);
} catch (NotNormalizableValueException $e) {
throw new UnexpectedValueException('The input data is misformatted.', $e->getCode(), $e);
}
}
if (null === $objectToPopulate = $this->extractObjectToPopulate($class, $context, static::OBJECT_TO_POPULATE)) {
$normalizedData = \is_scalar($data) ? [$data] : $this->prepareForDenormalization($data);
$class = $this->getClassDiscriminatorResolvedClass($normalizedData, $class);
}
$context['api_denormalize'] = true;
if ($this->resourceClassResolver->isResourceClass($class)) {
$resourceClass = $this->resourceClassResolver->getResourceClass($objectToPopulate, $class);
$context['resource_class'] = $resourceClass;
}
$supportsPlainIdentifiers = $this->supportsPlainIdentifiers();
if (\is_string($data)) {
try {
return $this->iriConverter instanceof LegacyIriConverterInterface ? $this->iriConverter->getItemFromIri($data, $context + ['fetch_data' => true]) : $this->iriConverter->getResourceFromIri($data, $context + ['fetch_data' => true]);
} catch (ItemNotFoundException $e) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException($e->getMessage(), $e->getCode(), $e);
}
} catch (InvalidArgumentException $e) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException(sprintf('Invalid IRI "%s".', $data), $e->getCode(), $e);
}
}
}
if (!\is_array($data)) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException(sprintf('Expected IRI or document for resource "%s", "%s" given.', $resourceClass, \gettype($data)));
}
$item = $this->itemDataProvider->getItem($resourceClass, $data, null, $context + ['fetch_data' => true]);
if (null === $item) {
throw new ItemNotFoundException(sprintf('Item not found for resource "%s" with id "%s".', $resourceClass, $data));
}
return $item;
}
$previousObject = null !== $objectToPopulate ? clone $objectToPopulate : null;
$object = parent::denormalize($data, $resourceClass, $format, $context);
if (!$this->resourceClassResolver->isResourceClass($context['resource_class'])) {
return $object;
}
// Revert attributes that aren't allowed to be changed after a post-denormalize check
foreach (array_keys($data) as $attribute) {
if (!$this->canAccessAttributePostDenormalize($object, $previousObject, $attribute, $context)) {
if (null !== $previousObject) {
$this->setValue($object, $attribute, $this->propertyAccessor->getValue($previousObject, $attribute));
} else {
$propertyMetadata = $this->propertyMetadataFactory->create($resourceClass, $attribute, $this->getFactoryOptions($context));
$this->setValue($object, $attribute, $propertyMetadata->getDefault());
}
}
}
return $object;
}
/**
* Method copy-pasted from symfony/serializer.
* Remove it after symfony/serializer version update @see https://github.com/symfony/symfony/pull/28263.
*
* {@inheritdoc}
*
* @internal
*
* @return object
*/
protected function instantiateObject(array &$data, $class, array &$context, \ReflectionClass $reflectionClass, $allowedAttributes, string $format = null)
{
if (null !== $object = $this->extractObjectToPopulate($class, $context, static::OBJECT_TO_POPULATE)) {
unset($context[static::OBJECT_TO_POPULATE]);
return $object;
}
$class = $this->getClassDiscriminatorResolvedClass($data, $class);
$reflectionClass = new \ReflectionClass($class);
$constructor = $this->getConstructor($data, $class, $context, $reflectionClass, $allowedAttributes);
if ($constructor) {
$constructorParameters = $constructor->getParameters();
$params = [];
foreach ($constructorParameters as $constructorParameter) {
$paramName = $constructorParameter->name;
$key = $this->nameConverter ? $this->nameConverter->normalize($paramName, $class, $format, $context) : $paramName;
$allowed = false === $allowedAttributes || (\is_array($allowedAttributes) && \in_array($paramName, $allowedAttributes, true));
$ignored = !$this->isAllowedAttribute($class, $paramName, $format, $context);
if ($constructorParameter->isVariadic()) {
if ($allowed && !$ignored && (isset($data[$key]) || \array_key_exists($key, $data))) {
if (!\is_array($data[$paramName])) {
throw new RuntimeException(sprintf('Cannot create an instance of %s from serialized data because the variadic parameter %s can only accept an array.', $class, $constructorParameter->name));
}
$params = array_merge($params, $data[$paramName]);
}
} elseif ($allowed && !$ignored && (isset($data[$key]) || \array_key_exists($key, $data))) {
$params[] = $this->createConstructorArgument($data[$key], $key, $constructorParameter, $context, $format);
// Don't run set for a parameter passed to the constructor
unset($data[$key]);
} elseif (isset($context[static::DEFAULT_CONSTRUCTOR_ARGUMENTS][$class][$key])) {
$params[] = $context[static::DEFAULT_CONSTRUCTOR_ARGUMENTS][$class][$key];
} elseif ($constructorParameter->isDefaultValueAvailable()) {
$params[] = $constructorParameter->getDefaultValue();
} else {
throw new MissingConstructorArgumentsException(sprintf('Cannot create an instance of %s from serialized data because its constructor requires parameter "%s" to be present.', $class, $constructorParameter->name));
}
}
if ($constructor->isConstructor()) {
return $reflectionClass->newInstanceArgs($params);
}
return $constructor->invokeArgs(null, $params);
}
return new $class();
}
protected function getClassDiscriminatorResolvedClass(array &$data, string $class): string
{
if (null === $this->classDiscriminatorResolver || (null === $mapping = $this->classDiscriminatorResolver->getMappingForClass($class))) {
return $class;
}
if (!isset($data[$mapping->getTypeProperty()])) {
throw new RuntimeException(sprintf('Type property "%s" not found for the abstract object "%s"', $mapping->getTypeProperty(), $class));
}
$type = $data[$mapping->getTypeProperty()];
if (null === ($mappedClass = $mapping->getClassForType($type))) {
throw new RuntimeException(sprintf('The type "%s" has no mapped class for the abstract object "%s"', $type, $class));
}
return $mappedClass;
}
/**
* {@inheritdoc}
*/
protected function createConstructorArgument($parameterData, string $key, \ReflectionParameter $constructorParameter, array &$context, string $format = null)
{
return $this->createAttributeValue($constructorParameter->name, $parameterData, $format, $context);
}
/**
* {@inheritdoc}
*
* Unused in this context.
*
* @return string[]
*/
protected function extractAttributes($object, $format = null, array $context = [])
{
return [];
}
/**
* {@inheritdoc}
*
* @return array|bool
*/
protected function getAllowedAttributes($classOrObject, array $context, $attributesAsString = false)
{
if (!$this->resourceClassResolver->isResourceClass($context['resource_class'])) {
return parent::getAllowedAttributes($classOrObject, $context, $attributesAsString);
}
$resourceClass = $this->resourceClassResolver->getResourceClass(null, $context['resource_class']); // fix for abstract classes and interfaces
$options = $this->getFactoryOptions($context);
$propertyNames = $this->propertyNameCollectionFactory->create($resourceClass, $options);
$allowedAttributes = [];
foreach ($propertyNames as $propertyName) {
$propertyMetadata = $this->propertyMetadataFactory->create($resourceClass, $propertyName, $options);
if (
$this->isAllowedAttribute($classOrObject, $propertyName, null, $context) &&
(
isset($context['api_normalize']) && $propertyMetadata->isReadable() ||
isset($context['api_denormalize']) && ($propertyMetadata->isWritable() || !\is_object($classOrObject) && $propertyMetadata->isInitializable())
)
) {
$allowedAttributes[] = $propertyName;
}
}
return $allowedAttributes;
}
/**
* {@inheritdoc}
*
* @return bool
*/
protected function isAllowedAttribute($classOrObject, $attribute, $format = null, array $context = [])
{
if (!parent::isAllowedAttribute($classOrObject, $attribute, $format, $context)) {
return false;
}
return $this->canAccessAttribute(\is_object($classOrObject) ? $classOrObject : null, $attribute, $context);
}
/**
* Check if access to the attribute is granted.
*
* @param object $object
*/
protected function canAccessAttribute($object, string $attribute, array $context = []): bool
{
if (!$this->resourceClassResolver->isResourceClass($context['resource_class'])) {
return true;
}
$options = $this->getFactoryOptions($context);
/** @var PropertyMetadata|ApiProperty */
$propertyMetadata = $this->propertyMetadataFactory->create($context['resource_class'], $attribute, $options);
$security = $propertyMetadata instanceof PropertyMetadata ? $propertyMetadata->getAttribute('security') : $propertyMetadata->getSecurity();
if ($this->resourceAccessChecker && $security) {
return $this->resourceAccessChecker->isGranted($context['resource_class'], $security, [
'object' => $object,
]);
}
return true;
}
/**
* Check if access to the attribute is granted.
*
* @param object $object
* @param object|null $previousObject
*/
protected function canAccessAttributePostDenormalize($object, $previousObject, string $attribute, array $context = []): bool
{
$options = $this->getFactoryOptions($context);
/** @var PropertyMetadata|ApiProperty */
$propertyMetadata = $this->propertyMetadataFactory->create($context['resource_class'], $attribute, $options);
$security = $propertyMetadata instanceof PropertyMetadata ? $propertyMetadata->getAttribute('security_post_denormalize') : $propertyMetadata->getSecurityPostDenormalize();
if ($this->resourceAccessChecker && $security) {
return $this->resourceAccessChecker->isGranted($context['resource_class'], $security, [
'object' => $object,
'previous_object' => $previousObject,
]);
}
return true;
}
/**
* {@inheritdoc}
*/
protected function setAttributeValue($object, $attribute, $value, $format = null, array $context = [])
{
$this->setValue($object, $attribute, $this->createAttributeValue($attribute, $value, $format, $context));
}
/**
* Validates the type of the value. Allows using integers as floats for JSON formats.
*
* @param mixed $value
*
* @throws InvalidArgumentException
*/
protected function validateType(string $attribute, Type $type, $value, string $format = null)
{
$builtinType = $type->getBuiltinType();
if (Type::BUILTIN_TYPE_FLOAT === $builtinType && null !== $format && false !== strpos($format, 'json')) {
$isValid = \is_float($value) || \is_int($value);
} else {
$isValid = \call_user_func('is_'.$builtinType, $value);
}
if (!$isValid) {
throw new UnexpectedValueException(sprintf('The type of the "%s" attribute must be "%s", "%s" given.', $attribute, $builtinType, \gettype($value)));
}
}
/**
* Denormalizes a collection of objects.
*
* @param ApiProperty|PropertyMetadata $propertyMetadata
* @param mixed $value
*
* @throws InvalidArgumentException
*/
protected function denormalizeCollection(string $attribute, $propertyMetadata, Type $type, string $className, $value, ?string $format, array $context): array
{
if (!\is_array($value)) {
throw new InvalidArgumentException(sprintf('The type of the "%s" attribute must be "array", "%s" given.', $attribute, \gettype($value)));
}
$collectionKeyType = method_exists(Type::class, 'getCollectionKeyTypes') ? ($type->getCollectionKeyTypes()[0] ?? null) : $type->getCollectionKeyType();
$collectionKeyBuiltinType = null === $collectionKeyType ? null : $collectionKeyType->getBuiltinType();
$values = [];
foreach ($value as $index => $obj) {
if (null !== $collectionKeyBuiltinType && !\call_user_func('is_'.$collectionKeyBuiltinType, $index)) {
throw new InvalidArgumentException(sprintf('The type of the key "%s" must be "%s", "%s" given.', $index, $collectionKeyBuiltinType, \gettype($index)));
}
$values[$index] = $this->denormalizeRelation($attribute, $propertyMetadata, $className, $obj, $format, $this->createChildContext($context, $attribute, $format));
}
return $values;
}
/**
* Denormalizes a relation.
*
* @param ApiProperty|PropertyMetadata $propertyMetadata
* @param mixed $value
*
* @throws LogicException
* @throws UnexpectedValueException
* @throws ItemNotFoundException
*
* @return object|null
*/
protected function denormalizeRelation(string $attributeName, $propertyMetadata, string $className, $value, ?string $format, array $context)
{
$supportsPlainIdentifiers = $this->supportsPlainIdentifiers();
if (\is_string($value)) {
try {
return $this->iriConverter instanceof LegacyIriConverterInterface ? $this->iriConverter->getItemFromIri($value, $context + ['fetch_data' => true]) : $this->iriConverter->getResourceFromIri($value, $context + ['fetch_data' => true]);
} catch (ItemNotFoundException $e) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException($e->getMessage(), $e->getCode(), $e);
}
} catch (InvalidArgumentException $e) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException(sprintf('Invalid IRI "%s".', $value), $e->getCode(), $e);
}
}
}
if ($propertyMetadata->isWritableLink()) {
$context['api_allow_update'] = true;
if (!$this->serializer instanceof DenormalizerInterface) {
throw new LogicException(sprintf('The injected serializer must be an instance of "%s".', DenormalizerInterface::class));
}
try {
$item = $this->serializer->denormalize($value, $className, $format, $context);
if (!\is_object($item) && null !== $item) {
throw new \UnexpectedValueException('Expected item to be an object or null.');
}
return $item;
} catch (InvalidValueException $e) {
if (!$supportsPlainIdentifiers) {
throw $e;
}
}
}
if (!\is_array($value)) {
if (!$supportsPlainIdentifiers) {
throw new UnexpectedValueException(sprintf('Expected IRI or nested document for attribute "%s", "%s" given.', $attributeName, \gettype($value)));
}
$item = $this->itemDataProvider->getItem($className, $value, null, $context + ['fetch_data' => true]);
if (null === $item) {
throw new ItemNotFoundException(sprintf('Item not found for resource "%s" with id "%s".', $className, $value));
}
return $item;
}
throw new UnexpectedValueException(sprintf('Nested documents for attribute "%s" are not allowed. Use IRIs instead.', $attributeName));
}
/**
* Gets the options for the property name collection / property metadata factories.
*/
protected function getFactoryOptions(array $context): array
{
$options = [];
if (isset($context[self::GROUPS])) {
/* @see https://github.com/symfony/symfony/blob/v4.2.6/src/Symfony/Component/PropertyInfo/Extractor/SerializerExtractor.php */
$options['serializer_groups'] = (array) $context[self::GROUPS];
}
if (isset($context['resource_class']) && $this->resourceClassResolver->isResourceClass($context['resource_class']) && $this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {
$resourceClass = $this->resourceClassResolver->getResourceClass(null, $context['resource_class']); // fix for abstract classes and interfaces
// This is a hot spot, we should avoid calling this here but in many cases we can't
$operation = $context['root_operation'] ?? $context['operation'] ?? $this->resourceMetadataFactory->create($resourceClass)->getOperation($context['root_operation_name'] ?? $context['operation_name'] ?? null);
$options['normalization_groups'] = $operation->getNormalizationContext()['groups'] ?? null;
$options['denormalization_groups'] = $operation->getDenormalizationContext()['groups'] ?? null;
}
if (isset($context['operation_name'])) {
$options['operation_name'] = $context['operation_name'];
}
if (isset($context['collection_operation_name'])) {
$options['collection_operation_name'] = $context['collection_operation_name'];
}
if (isset($context['item_operation_name'])) {
$options['item_operation_name'] = $context['item_operation_name'];
}
return $options;
}
/**
* Creates the context to use when serializing a relation.
*
* @deprecated since version 2.1, to be removed in 3.0.
*/
protected function createRelationSerializationContext(string $resourceClass, array $context): array
{
@trigger_error(sprintf('The method %s() is deprecated since 2.1 and will be removed in 3.0.', __METHOD__), \E_USER_DEPRECATED);
return $context;
}
/**
* {@inheritdoc}
*
* @throws UnexpectedValueException
* @throws LogicException
*
* @return mixed
*/
protected function getAttributeValue($object, $attribute, $format = null, array $context = [])
{
$context['api_attribute'] = $attribute;
/** @var ApiProperty|PropertyMetadata */
$propertyMetadata = $this->propertyMetadataFactory->create($context['resource_class'], $attribute, $this->getFactoryOptions($context));
try {
$attributeValue = $this->propertyAccessor->getValue($object, $attribute);
} catch (NoSuchPropertyException $e) {
// BC to be removed in 3.0
if ($propertyMetadata instanceof PropertyMetadata && !$propertyMetadata->hasChildInherited()) {
throw $e;
}
if ($propertyMetadata instanceof ApiProperty) {
throw $e;
}
$attributeValue = null;
}
if ($context['api_denormalize'] ?? false) {
return $attributeValue;
}
$type = $propertyMetadata instanceof PropertyMetadata ? $propertyMetadata->getType() : ($propertyMetadata->getBuiltinTypes()[0] ?? null);
if (
$type &&
$type->isCollection() &&
($collectionValueType = method_exists(Type::class, 'getCollectionValueTypes') ? ($type->getCollectionValueTypes()[0] ?? null) : $type->getCollectionValueType()) &&
($className = $collectionValueType->getClassName()) &&
$this->resourceClassResolver->isResourceClass($className)
) {
if (!is_iterable($attributeValue)) {
throw new UnexpectedValueException('Unexpected non-iterable value for to-many relation.');
}
$resourceClass = $this->resourceClassResolver->getResourceClass($attributeValue, $className);
$childContext = $this->createChildContext($context, $attribute, $format);
$childContext['resource_class'] = $resourceClass;
if ($this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {
$childContext['operation'] = $this->resourceMetadataFactory->create($resourceClass)->getOperation();
}
unset($childContext['iri'], $childContext['uri_variables']);
return $this->normalizeCollectionOfRelations($propertyMetadata, $attributeValue, $resourceClass, $format, $childContext);
}
if (
$type &&
($className = $type->getClassName()) &&
$this->resourceClassResolver->isResourceClass($className)
) {
if (!\is_object($attributeValue) && null !== $attributeValue) {
throw new UnexpectedValueException('Unexpected non-object value for to-one relation.');
}
$resourceClass = $this->resourceClassResolver->getResourceClass($attributeValue, $className);
$childContext = $this->createChildContext($context, $attribute, $format);
$childContext['resource_class'] = $resourceClass;
if ($this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {
$childContext['operation'] = $this->resourceMetadataFactory->create($resourceClass)->getOperation();
}
unset($childContext['iri'], $childContext['uri_variables']);
return $this->normalizeRelation($propertyMetadata, $attributeValue, $resourceClass, $format, $childContext);
}
if (!$this->serializer instanceof NormalizerInterface) {
throw new LogicException(sprintf('The injected serializer must be an instance of "%s".', NormalizerInterface::class));
}
unset($context['resource_class']);
if ($type && $type->getClassName()) {
$childContext = $this->createChildContext($context, $attribute, $format);
unset($childContext['iri'], $childContext['uri_variables']);
if ($propertyMetadata instanceof PropertyMetadata) {
$childContext['output']['iri'] = $propertyMetadata->getIri() ?? false;
} else {
$childContext['output']['gen_id'] = $propertyMetadata->getGenId() ?? false;
}
return $this->serializer->normalize($attributeValue, $format, $childContext);
}
return $this->serializer->normalize($attributeValue, $format, $context);
}
/**
* Normalizes a collection of relations (to-many).
*
* @param ApiProperty|PropertyMetadata $propertyMetadata
* @param iterable $attributeValue
*
* @throws UnexpectedValueException
*/
protected function normalizeCollectionOfRelations($propertyMetadata, $attributeValue, string $resourceClass, ?string $format, array $context): array
{
$value = [];
foreach ($attributeValue as $index => $obj) {
if (!\is_object($obj) && null !== $obj) {
throw new UnexpectedValueException('Unexpected non-object element in to-many relation.');
}
$value[$index] = $this->normalizeRelation($propertyMetadata, $obj, $resourceClass, $format, $context);
}
return $value;
}
/**
* Normalizes a relation.
*
* @param ApiProperty|PropertyMetadata $propertyMetadata
* @param object|null $relatedObject
*
* @throws LogicException
* @throws UnexpectedValueException
*
* @return string|array|\ArrayObject|null IRI or normalized object data
*/
protected function normalizeRelation($propertyMetadata, $relatedObject, string $resourceClass, ?string $format, array $context)
{
if (null === $relatedObject || !empty($context['attributes']) || $propertyMetadata->isReadableLink()) {
if (!$this->serializer instanceof NormalizerInterface) {
throw new LogicException(sprintf('The injected serializer must be an instance of "%s".', NormalizerInterface::class));
}
$normalizedRelatedObject = $this->serializer->normalize($relatedObject, $format, $context);
if (!\is_string($normalizedRelatedObject) && !\is_array($normalizedRelatedObject) && !$normalizedRelatedObject instanceof \ArrayObject && null !== $normalizedRelatedObject) {
throw new UnexpectedValueException('Expected normalized relation to be an IRI, array, \ArrayObject or null');
}
return $normalizedRelatedObject;
}
$iri = $this->iriConverter instanceof LegacyIriConverterInterface ? $this->iriConverter->getIriFromItem($relatedObject) : $this->iriConverter->getIriFromResource($relatedObject);
if (isset($context['resources'])) {
$context['resources'][$iri] = $iri;
}
$push = $propertyMetadata instanceof PropertyMetadata ? $propertyMetadata->getAttribute('push', false) : ($propertyMetadata->getPush() ?? false);
if (isset($context['resources_to_push']) && $push) {
$context['resources_to_push'][$iri] = $iri;
}
return $iri;
}
/**
* Finds the first supported data transformer if any.
*
* @param object|array $data object on normalize / array on denormalize
*/
protected function getDataTransformer($data, string $to, array $context = []): ?DataTransformerInterface
{
foreach ($this->dataTransformers as $dataTransformer) {
if ($dataTransformer->supportsTransformation($data, $to, $context)) {
return $dataTransformer;
}
}
return null;
}
/**
* For a given resource, it returns an output representation if any
* If not, the resource is returned.
*
* @param mixed $object
*/
protected function transformOutput($object, array $context = [], string $outputClass = null)
{
}
private function createAttributeValue($attribute, $value, $format = null, array $context = [])
{
if (!$this->resourceClassResolver->isResourceClass($context['resource_class'])) {
return $value;
}
/** @var ApiProperty|PropertyMetadata */
$propertyMetadata = $this->propertyMetadataFactory->create($context['resource_class'], $attribute, $this->getFactoryOptions($context));
$type = $propertyMetadata instanceof PropertyMetadata ? $propertyMetadata->getType() : ($propertyMetadata->getBuiltinTypes()[0] ?? null);
if (null === $type) {
// No type provided, blindly return the value
return $value;
}
if (null === $value && $type->isNullable()) {
return $value;
}
$collectionValueType = method_exists(Type::class, 'getCollectionValueTypes') ? ($type->getCollectionValueTypes()[0] ?? null) : $type->getCollectionValueType();
/* From @see AbstractObjectNormalizer::validateAndDenormalize() */
// Fix a collection that contains the only one element
// This is special to xml format only
if ('xml' === $format && null !== $collectionValueType && (!\is_array($value) || !\is_int(key($value)))) {
$value = [$value];
}
if (
$type->isCollection() &&
null !== $collectionValueType &&
null !== ($className = $collectionValueType->getClassName()) &&
$this->resourceClassResolver->isResourceClass($className)
) {
$resourceClass = $this->resourceClassResolver->getResourceClass(null, $className);
$context['resource_class'] = $resourceClass;
return $this->denormalizeCollection($attribute, $propertyMetadata, $type, $resourceClass, $value, $format, $context);
}
if (
null !== ($className = $type->getClassName()) &&
$this->resourceClassResolver->isResourceClass($className)
) {
$resourceClass = $this->resourceClassResolver->getResourceClass(null, $className);
$childContext = $this->createChildContext($context, $attribute, $format);
$childContext['resource_class'] = $resourceClass;
if ($this->resourceMetadataFactory instanceof ResourceMetadataCollectionFactoryInterface) {
$childContext['operation'] = $this->resourceMetadataFactory->create($resourceClass)->getOperation();
}
return $this->denormalizeRelation($attribute, $propertyMetadata, $resourceClass, $value, $format, $childContext);
}
if (
$type->isCollection() &&
null !== $collectionValueType &&
null !== ($className = $collectionValueType->getClassName())
) {
if (!$this->serializer instanceof DenormalizerInterface) {
throw new LogicException(sprintf('The injected serializer must be an instance of "%s".', DenormalizerInterface::class));
}
unset($context['resource_class']);
return $this->serializer->denormalize($value, $className.'[]', $format, $context);
}
if (null !== $className = $type->getClassName()) {
if (!$this->serializer instanceof DenormalizerInterface) {
throw new LogicException(sprintf('The injected serializer must be an instance of "%s".', DenormalizerInterface::class));
}
unset($context['resource_class']);
return $this->serializer->denormalize($value, $className, $format, $context);
}
/* From @see AbstractObjectNormalizer::validateAndDenormalize() */
// In XML and CSV all basic datatypes are represented as strings, it is e.g. not possible to determine,
// if a value is meant to be a string, float, int or a boolean value from the serialized representation.
// That's why we have to transform the values, if one of these non-string basic datatypes is expected.
if (\is_string($value) && (XmlEncoder::FORMAT === $format || CsvEncoder::FORMAT === $format)) {
if ('' === $value && $type->isNullable() && \in_array($type->getBuiltinType(), [Type::BUILTIN_TYPE_BOOL, Type::BUILTIN_TYPE_INT, Type::BUILTIN_TYPE_FLOAT], true)) {
return null;
}
switch ($type->getBuiltinType()) {
case Type::BUILTIN_TYPE_BOOL:
// according to https://www.w3.org/TR/xmlschema-2/#boolean, valid representations are "false", "true", "0" and "1"
if ('false' === $value || '0' === $value) {
$value = false;
} elseif ('true' === $value || '1' === $value) {
$value = true;
} else {
throw new NotNormalizableValueException(sprintf('The type of the "%s" attribute for class "%s" must be bool ("%s" given).', $attribute, $className, $value));
}
break;
case Type::BUILTIN_TYPE_INT:
if (ctype_digit($value) || ('-' === $value[0] && ctype_digit(substr($value, 1)))) {
$value = (int) $value;
} else {
throw new NotNormalizableValueException(sprintf('The type of the "%s" attribute for class "%s" must be int ("%s" given).', $attribute, $className, $value));
}
break;
case Type::BUILTIN_TYPE_FLOAT:
if (is_numeric($value)) {
return (float) $value;
}
switch ($value) {
case 'NaN':
return \NAN;
case 'INF':
return \INF;
case '-INF':
return -\INF;
default:
throw new NotNormalizableValueException(sprintf('The type of the "%s" attribute for class "%s" must be float ("%s" given).', $attribute, $className, $value));
}
}
}
if ($context[static::DISABLE_TYPE_ENFORCEMENT] ?? false) {
return $value;
}
$this->validateType($attribute, $type, $value, $format);
return $value;
}
/**
* Sets a value of the object using the PropertyAccess component.
*
* @param object $object
* @param mixed $value
*/
private function setValue($object, string $attributeName, $value)
{
try {
$this->propertyAccessor->setValue($object, $attributeName, $value);
} catch (NoSuchPropertyException $exception) {
// Properties not found are ignored
}
}
/**
* TODO: to remove in 3.0.
*
* @deprecated since 2.7
*/
private function supportsPlainIdentifiers(): bool
{
return $this->allowPlainIdentifiers && null !== $this->itemDataProvider;
}
}
class_alias(AbstractItemNormalizer::class, \ApiPlatform\Core\Serializer\AbstractItemNormalizer::class);