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<?php |
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declare(strict_types=1); |
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namespace Chubbyphp\Serialization\Normalizer; |
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use Chubbyphp\Serialization\Mapping\NormalizationFieldMappingInterface; |
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use Chubbyphp\Serialization\Mapping\NormalizationObjectMappingInterface; |
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use Chubbyphp\Serialization\SerializerLogicException; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\NullLogger; |
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final class Normalizer implements NormalizerInterface |
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{ |
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/** |
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* @var NormalizerObjectMappingRegistryInterface |
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*/ |
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private $normalizerObjectMappingRegistry; |
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/** |
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* @var LoggerInterface |
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*/ |
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private $logger; |
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/** |
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* @param NormalizerObjectMappingRegistryInterface $normalizerObjectMappingRegistry |
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* @param LoggerInterface|null $logger |
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*/ |
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public function __construct( |
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NormalizerObjectMappingRegistryInterface $normalizerObjectMappingRegistry, |
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LoggerInterface $logger = null |
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) { |
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$this->normalizerObjectMappingRegistry = $normalizerObjectMappingRegistry; |
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$this->logger = $logger ?? new NullLogger(); |
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} |
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/** |
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* @param object $object |
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* @param NormalizerContextInterface|null $context |
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* @param string $path |
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* |
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* @return array |
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*/ |
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public function normalize($object, NormalizerContextInterface $context = null, string $path = ''): array |
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{ |
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$this->validateDataType($object, $path); |
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$context = $context ?? NormalizerContextBuilder::create()->getContext(); |
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$class = is_object($object) ? get_class($object) : $object; |
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$objectMapping = $this->getObjectMapping($class); |
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$fieldMappings = $objectMapping->getNormalizationFieldMappings($path); |
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$fields = $this->getDataByFieldNormalizationMappings($context, $fieldMappings, $path, $object); |
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$embeddedFieldMappings = $objectMapping->getNormalizationEmbeddedFieldMappings($path); |
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$embeddedFields = $this->getDataByFieldNormalizationMappings($context, $embeddedFieldMappings, $path, $object); |
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$links = []; |
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$data = $fields; |
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if ([] !== $embeddedFields) { |
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$data['_embedded'] = $embeddedFields; |
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} |
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if ([] !== $links) { |
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$data['_links'] = $links; |
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} |
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$data['_type'] = $objectMapping->getNormalizationType(); |
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return $data; |
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} |
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/** |
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* @param object $object |
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* @param string $path |
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* |
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* @throws SerializerLogicException |
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*/ |
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private function validateDataType($object, string $path) |
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{ |
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if (!is_object($object)) { |
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$exception = SerializerLogicException::createWrongDataType(gettype($object), $path); |
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$this->logger->error('serialize: {exception}', ['exception' => $exception->getMessage()]); |
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throw $exception; |
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} |
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} |
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/** |
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* @param string $class |
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* |
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* @return NormalizationObjectMappingInterface |
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* |
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* @throws SerializerLogicException |
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*/ |
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private function getObjectMapping(string $class): NormalizationObjectMappingInterface |
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{ |
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try { |
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return $this->normalizerObjectMappingRegistry->getObjectMapping($class); |
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} catch (SerializerLogicException $exception) { |
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$this->logger->error('serialize: {exception}', ['exception' => $exception->getMessage()]); |
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throw $exception; |
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} |
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} |
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/** |
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* @param NormalizerContextInterface $context |
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* @param NormalizationFieldMappingInterface[] $normalizationFieldMappings |
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* @param string $path |
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* @param $object |
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* |
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* @return array |
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*/ |
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private function getDataByFieldNormalizationMappings( |
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NormalizerContextInterface $context, |
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array $normalizationFieldMappings, |
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string $path, |
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$object |
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): array { |
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$data = []; |
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foreach ($normalizationFieldMappings as $normalizationFieldMapping) { |
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$fieldNormalizer = $normalizationFieldMapping->getFieldNormalizer(); |
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if (!$this->isWithinGroup($context, $normalizationFieldMapping)) { |
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continue; |
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} |
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$name = $normalizationFieldMapping->getName(); |
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$subPath = $this->getSubPathByName($path, $name); |
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$this->logger->info('serialize: path {path}', ['path' => $subPath]); |
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$data[$name] = $fieldNormalizer->normalizeField($subPath, $object, $context, $this); |
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} |
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return $data; |
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} |
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/** |
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* @param NormalizerContextInterface $context |
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* @param NormalizationFieldMappingInterface $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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NormalizerContextInterface $context, |
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NormalizationFieldMappingInterface $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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chubbyphp /
chubbyphp-serialization
