vendor/symfony/serializer/Mapping/Loader/AnnotationLoader.php line 72
<?php/** This file is part of the Symfony package.** (c) Fabien Potencier <fabien@symfony.com>** For the full copyright and license information, please view the LICENSE* file that was distributed with this source code.*/namespace Symfony\Component\Serializer\Mapping\Loader;use Doctrine\Common\Annotations\Reader;use Symfony\Component\Serializer\Annotation\Context;use Symfony\Component\Serializer\Annotation\DiscriminatorMap;use Symfony\Component\Serializer\Annotation\Groups;use Symfony\Component\Serializer\Annotation\Ignore;use Symfony\Component\Serializer\Annotation\MaxDepth;use Symfony\Component\Serializer\Annotation\SerializedName;use Symfony\Component\Serializer\Annotation\SerializedPath;use Symfony\Component\Serializer\Exception\MappingException;use Symfony\Component\Serializer\Mapping\AttributeMetadata;use Symfony\Component\Serializer\Mapping\AttributeMetadataInterface;use Symfony\Component\Serializer\Mapping\ClassDiscriminatorMapping;use Symfony\Component\Serializer\Mapping\ClassMetadataInterface;/*** Loader for Doctrine annotations and PHP 8 attributes.** @author Kévin Dunglas <dunglas@gmail.com>* @author Alexander M. Turek <me@derrabus.de>*/class AnnotationLoader implements LoaderInterface{private const KNOWN_ANNOTATIONS = [DiscriminatorMap::class,Groups::class,Ignore::class,MaxDepth::class,SerializedName::class,SerializedPath::class,Context::class,];private $reader;public function __construct(Reader $reader = null){$this->reader = $reader;}public function loadClassMetadata(ClassMetadataInterface $classMetadata): bool{$reflectionClass = $classMetadata->getReflectionClass();$className = $reflectionClass->name;$loaded = false;$attributesMetadata = $classMetadata->getAttributesMetadata();foreach ($this->loadAnnotations($reflectionClass) as $annotation) {if ($annotation instanceof DiscriminatorMap) {$classMetadata->setClassDiscriminatorMapping(new ClassDiscriminatorMapping($annotation->getTypeProperty(),$annotation->getMapping()));}}foreach ($reflectionClass->getProperties() as $property) {if (!isset($attributesMetadata[$property->name])) {$attributesMetadata[$property->name] = new AttributeMetadata($property->name);$classMetadata->addAttributeMetadata($attributesMetadata[$property->name]);}if ($property->getDeclaringClass()->name === $className) {foreach ($this->loadAnnotations($property) as $annotation) {if ($annotation instanceof Groups) {foreach ($annotation->getGroups() as $group) {$attributesMetadata[$property->name]->addGroup($group);}} elseif ($annotation instanceof MaxDepth) {$attributesMetadata[$property->name]->setMaxDepth($annotation->getMaxDepth());} elseif ($annotation instanceof SerializedName) {$attributesMetadata[$property->name]->setSerializedName($annotation->getSerializedName());} elseif ($annotation instanceof SerializedPath) {$attributesMetadata[$property->name]->setSerializedPath($annotation->getSerializedPath());} elseif ($annotation instanceof Ignore) {$attributesMetadata[$property->name]->setIgnore(true);} elseif ($annotation instanceof Context) {$this->setAttributeContextsForGroups($annotation, $attributesMetadata[$property->name]);}$loaded = true;}}}foreach ($reflectionClass->getMethods() as $method) {if ($method->getDeclaringClass()->name !== $className) {continue;}if (0 === stripos($method->name, 'get') && $method->getNumberOfRequiredParameters()) {continue; /* matches the BC behavior in `Symfony\Component\Serializer\Normalizer\ObjectNormalizer::extractAttributes` */}$accessorOrMutator = preg_match('/^(get|is|has|set)(.+)$/i', $method->name, $matches);if ($accessorOrMutator) {$attributeName = lcfirst($matches[2]);if (isset($attributesMetadata[$attributeName])) {$attributeMetadata = $attributesMetadata[$attributeName];} else {$attributesMetadata[$attributeName] = $attributeMetadata = new AttributeMetadata($attributeName);$classMetadata->addAttributeMetadata($attributeMetadata);}}foreach ($this->loadAnnotations($method) as $annotation) {if ($annotation instanceof Groups) {if (!$accessorOrMutator) {throw new MappingException(sprintf('Groups on "%s::%s()" cannot be added. Groups can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}foreach ($annotation->getGroups() as $group) {$attributeMetadata->addGroup($group);}} elseif ($annotation instanceof MaxDepth) {if (!$accessorOrMutator) {throw new MappingException(sprintf('MaxDepth on "%s::%s()" cannot be added. MaxDepth can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}$attributeMetadata->setMaxDepth($annotation->getMaxDepth());} elseif ($annotation instanceof SerializedName) {if (!$accessorOrMutator) {throw new MappingException(sprintf('SerializedName on "%s::%s()" cannot be added. SerializedName can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}$attributeMetadata->setSerializedName($annotation->getSerializedName());} elseif ($annotation instanceof SerializedPath) {if (!$accessorOrMutator) {throw new MappingException(sprintf('SerializedPath on "%s::%s()" cannot be added. SerializedPath can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}$attributeMetadata->setSerializedPath($annotation->getSerializedPath());} elseif ($annotation instanceof Ignore) {if (!$accessorOrMutator) {throw new MappingException(sprintf('Ignore on "%s::%s()" cannot be added. Ignore can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}$attributeMetadata->setIgnore(true);} elseif ($annotation instanceof Context) {if (!$accessorOrMutator) {throw new MappingException(sprintf('Context on "%s::%s()" cannot be added. Context can only be added on methods beginning with "get", "is", "has" or "set".', $className, $method->name));}$this->setAttributeContextsForGroups($annotation, $attributeMetadata);}$loaded = true;}}return $loaded;}/*** @param \ReflectionClass|\ReflectionMethod|\ReflectionProperty $reflector*/public function loadAnnotations(object $reflector): iterable{foreach ($reflector->getAttributes() as $attribute) {if ($this->isKnownAttribute($attribute->getName())) {try {yield $attribute->newInstance();} catch (\Error $e) {if (\Error::class !== $e::class) {throw $e;}$on = match (true) {$reflector instanceof \ReflectionClass => ' on class '.$reflector->name,$reflector instanceof \ReflectionMethod => sprintf(' on "%s::%s()"', $reflector->getDeclaringClass()->name, $reflector->name),$reflector instanceof \ReflectionProperty => sprintf(' on "%s::$%s"', $reflector->getDeclaringClass()->name, $reflector->name),default => '',};throw new MappingException(sprintf('Could not instantiate attribute "%s"%s.', $attribute->getName(), $on), 0, $e);}}}if (null === $this->reader) {return;}if ($reflector instanceof \ReflectionClass) {yield from $this->reader->getClassAnnotations($reflector);}if ($reflector instanceof \ReflectionMethod) {yield from $this->reader->getMethodAnnotations($reflector);}if ($reflector instanceof \ReflectionProperty) {yield from $this->reader->getPropertyAnnotations($reflector);}}private function setAttributeContextsForGroups(Context $annotation, AttributeMetadataInterface $attributeMetadata): void{if ($annotation->getContext()) {$attributeMetadata->setNormalizationContextForGroups($annotation->getContext(), $annotation->getGroups());$attributeMetadata->setDenormalizationContextForGroups($annotation->getContext(), $annotation->getGroups());}if ($annotation->getNormalizationContext()) {$attributeMetadata->setNormalizationContextForGroups($annotation->getNormalizationContext(), $annotation->getGroups());}if ($annotation->getDenormalizationContext()) {$attributeMetadata->setDenormalizationContextForGroups($annotation->getDenormalizationContext(), $annotation->getGroups());}}private function isKnownAttribute(string $attributeName): bool{foreach (self::KNOWN_ANNOTATIONS as $knownAnnotation) {if (is_a($attributeName, $knownAnnotation, true)) {return true;}}return false;}}