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<?php |
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declare(strict_types=1); |
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namespace Chubbyphp\Deserialization\Denormalizer; |
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use Chubbyphp\Deserialization\Mapping\DenormalizingFieldMappingInterface; |
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use Chubbyphp\Deserialization\Mapping\DenormalizingObjectMappingInterface; |
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final class Denormalizer implements DenormalizerInterface |
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{ |
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/** |
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* @var DenormalizingObjectMappingInterface[] |
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*/ |
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private $objectMappings; |
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/** |
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* @param DenormalizingObjectMappingInterface[] $objectMappings |
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*/ |
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public function __construct(array $objectMappings) |
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{ |
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$this->objectMappings = []; |
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foreach ($objectMappings as $objectMapping) { |
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$this->addObjectMapping($objectMapping); |
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} |
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} |
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/** |
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* @param DenormalizingObjectMappingInterface $objectMapping |
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*/ |
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private function addObjectMapping(DenormalizingObjectMappingInterface $objectMapping) |
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{ |
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$this->objectMappings[$objectMapping->getClass()] = $objectMapping; |
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} |
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/** |
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* @param object|string $object |
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* @param array $data |
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* @param DenormalizerContextInterface|null $context |
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* @param string $path |
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* |
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* @return object |
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* |
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* @throws DenormalizerException |
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*/ |
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public function denormalize($object, array $data, DenormalizerContextInterface $context = null, string $path = '') |
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{ |
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$context = $context ?? new DenormalizerContext(); |
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$class = is_object($object) ? get_class($object) : $object; |
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$objectMapping = $this->getObjectMapping($class); |
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if (!is_object($object)) { |
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$factory = $objectMapping->getFactory(); |
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$object = $factory(); |
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} |
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foreach ($objectMapping->getDenormalizingFieldMappings() as $denormalizingFieldMapping) { |
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$name = $denormalizingFieldMapping->getName(); |
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if (!isset($data[$name]) && !$context->isReplaceMode()) { |
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continue; |
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} |
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$fieldDenormalizer = $denormalizingFieldMapping->getFieldDenormalizer(); |
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$value = $data[$name] ?? $fieldDenormalizer->getDefault(); |
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unset($data[$name]); |
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if (!$this->isWithinGroup($context, $denormalizingFieldMapping)) { |
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continue; |
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} |
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$subPath = $this->getSubPathByName($path, $name); |
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$fieldDenormalizer->denormalizeField($subPath, $object, $value, $this, $context); |
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} |
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if ([] !== $data && !$context->isAllowedAdditionalFields()) { |
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throw DenormalizerException::createNotAllowedAddtionalFields( |
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$this->getSubPathsByNames($path, array_keys($data)) |
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); |
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} |
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return $object; |
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} |
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/** |
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* @param string $class |
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* |
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* @return DenormalizingObjectMappingInterface |
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*/ |
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private function getObjectMapping(string $class): DenormalizingObjectMappingInterface |
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{ |
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if (isset($this->objectMappings[$class])) { |
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return $this->objectMappings[$class]; |
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} |
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throw DenormalizerException::createMissingMapping($class); |
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} |
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/** |
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* @param DenormalizerContextInterface $context |
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* @param DenormalizingFieldMappingInterface $fieldMapping |
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* |
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* @return bool |
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*/ |
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private function isWithinGroup( |
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DenormalizerContextInterface $context, |
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DenormalizingFieldMappingInterface $fieldMapping |
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): bool { |
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if ([] === $groups = $context->getGroups()) { |
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return true; |
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} |
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foreach ($fieldMapping->getGroups() as $group) { |
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if (in_array($group, $groups, true)) { |
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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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* @param string $path |
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* @param string $name |
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* |
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* @return string |
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*/ |
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private function getSubPathByName(string $path, string $name): string |
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{ |
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return '' === $path ? $name : $path.'.'.$name; |
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} |
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/** |
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* @param string $path |
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* @param array $names |
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* |
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* @return array |
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*/ |
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private function getSubPathsByNames(string $path, array $names): array |
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{ |
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$subPaths = []; |
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foreach ($names as $name) { |
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$subPaths[] = $this->getSubPathByName($path, $name); |
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} |
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return $subPaths; |
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} |
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} |
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chubbyphp /
chubbyphp-deserialization
