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<?php |
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/* |
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* This file is part of the Ivory Serializer package. |
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* |
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* (c) Eric GELOEN <[email protected]> |
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* |
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* For the full copyright and license information, please read the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Ivory\Serializer\Exclusion; |
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use Ivory\Serializer\Context\ContextInterface; |
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use Ivory\Serializer\Mapping\ClassMetadataInterface; |
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use Ivory\Serializer\Mapping\PropertyMetadataInterface; |
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use Ivory\Serializer\Mapping\TypeMetadataInterface; |
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/** |
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* @author GeLo <[email protected]> |
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*/ |
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class MaxDepthExclusionStrategy extends ExclusionStrategy |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function skipClass(ClassMetadataInterface $class, ContextInterface $context) |
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{ |
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return $this->skip($context); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function skipType(TypeMetadataInterface $type, ContextInterface $context) |
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{ |
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return $this->skip($context); |
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} |
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/** |
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* @param ContextInterface $context |
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* |
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* @return bool |
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*/ |
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private function skip(ContextInterface $context) |
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{ |
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if (!$context->hasMaxDepthEnabled()) { |
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return false; |
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} |
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$metadataStack = $context->getMetadataStack(); |
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$stackDepth = count($context->getDataStack()); |
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$depth = 0; |
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for ($i = $metadataStack->count() - 1; $i > 0; --$i) { |
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$metadata = $metadataStack[$i]; |
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if ($metadata instanceof TypeMetadataInterface) { |
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++$depth; |
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} |
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if (!$metadata instanceof PropertyMetadataInterface) { |
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continue; |
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} |
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++$depth; |
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if (!$metadata->hasMaxDepth()) { |
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continue; |
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} |
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if ($stackDepth - $depth > $metadata->getMaxDepth()) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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egeloen /
ivory-serializer
