62 lines
1.6 KiB
PHP
62 lines
1.6 KiB
PHP
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<?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\Validator\Mapping\Loader;
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use Symfony\Component\Validator\Exception\MappingException;
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use Symfony\Component\Validator\Mapping\ClassMetadata;
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/**
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* Loads validation metadata from multiple {@link LoaderInterface} instances.
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*
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* Pass the loaders when constructing the chain. Once
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* {@link loadClassMetadata()} is called, that method will be called on all
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* loaders in the chain.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class LoaderChain implements LoaderInterface
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{
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/**
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* @param LoaderInterface[] $loaders The metadata loaders to use
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*
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* @throws MappingException If any of the loaders has an invalid type
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*/
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public function __construct(
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protected array $loaders,
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) {
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foreach ($loaders as $loader) {
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if (!$loader instanceof LoaderInterface) {
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throw new MappingException(sprintf('Class "%s" is expected to implement LoaderInterface.', get_debug_type($loader)));
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}
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}
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}
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public function loadClassMetadata(ClassMetadata $metadata): bool
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{
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$success = false;
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foreach ($this->loaders as $loader) {
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$success = $loader->loadClassMetadata($metadata) || $success;
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}
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return $success;
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}
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/**
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* @return LoaderInterface[]
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*/
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public function getLoaders(): array
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{
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return $this->loaders;
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}
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}
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