84 lines
2.6 KiB
PHP
84 lines
2.6 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Serializer\Mapping;
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use Symfony\Component\Serializer\Mapping\Factory\ClassMetadataFactoryInterface;
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/**
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* @author Samuel Roze <samuel.roze@gmail.com>
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*/
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class ClassDiscriminatorFromClassMetadata implements ClassDiscriminatorResolverInterface
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{
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/**
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* @var ClassMetadataFactoryInterface
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*/
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private $classMetadataFactory;
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private $mappingForMappedObjectCache = [];
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public function __construct(ClassMetadataFactoryInterface $classMetadataFactory)
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{
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$this->classMetadataFactory = $classMetadataFactory;
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}
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public function getMappingForClass(string $class): ?ClassDiscriminatorMapping
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{
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if ($this->classMetadataFactory->hasMetadataFor($class)) {
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return $this->classMetadataFactory->getMetadataFor($class)->getClassDiscriminatorMapping();
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}
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return null;
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}
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public function getMappingForMappedObject(object|string $object): ?ClassDiscriminatorMapping
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{
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if ($this->classMetadataFactory->hasMetadataFor($object)) {
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$metadata = $this->classMetadataFactory->getMetadataFor($object);
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if (null !== $metadata->getClassDiscriminatorMapping()) {
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return $metadata->getClassDiscriminatorMapping();
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}
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}
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$cacheKey = \is_object($object) ? $object::class : $object;
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if (!\array_key_exists($cacheKey, $this->mappingForMappedObjectCache)) {
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$this->mappingForMappedObjectCache[$cacheKey] = $this->resolveMappingForMappedObject($object);
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}
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return $this->mappingForMappedObjectCache[$cacheKey];
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}
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public function getTypeForMappedObject(object|string $object): ?string
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{
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if (null === $mapping = $this->getMappingForMappedObject($object)) {
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return null;
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}
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return $mapping->getMappedObjectType($object);
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}
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private function resolveMappingForMappedObject(object|string $object)
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{
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$reflectionClass = new \ReflectionClass($object);
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if ($parentClass = $reflectionClass->getParentClass()) {
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return $this->getMappingForMappedObject($parentClass->getName());
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}
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foreach ($reflectionClass->getInterfaceNames() as $interfaceName) {
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if (null !== ($interfaceMapping = $this->getMappingForMappedObject($interfaceName))) {
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return $interfaceMapping;
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}
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}
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return null;
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}
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}
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