/**
* Creates normalization context.
*
* @param ResourceInterface $resource
* @param array $context
*
* @return array
*/
private function createContext(ResourceInterface $resource, $context)
{
if (!isset($context['jsonld_has_context'])) {
$context += ['resource' => $resource, 'jsonld_has_context' => true, 'jsonld_sub_level' => true, 'jsonld_normalization_groups' => $resource->getNormalizationGroups(), 'jsonld_denormalization_groups' => $resource->getDenormalizationGroups(), 'jsonld_validation_groups' => $resource->getValidationGroups()];
}
return $context;
}
/**
* Parses a class.
*
* @param ResourceInterface $resource
* @param string $entityClass
* @param string $io
*
* @return array
*/
private function parseClass(ResourceInterface $resource, $entityClass, $io)
{
$classMetadata = $this->classMetadataFactory->getMetadataFor($entityClass, $resource->getNormalizationGroups(), $resource->getDenormalizationGroups(), $resource->getValidationGroups());
$data = array();
foreach ($classMetadata->getAttributes() as $attributeMetadata) {
if (!$attributeMetadata->isIdentifier() && $attributeMetadata->isReadable() && self::OUT_PREFIX === $io || $attributeMetadata->isWritable() && self::IN_PREFIX === $io) {
$data[$attributeMetadata->getName()] = $this->parseAttribute($resource, $attributeMetadata, $io);
}
}
return $data;
}
/**
* Builds the JSON-LD context for the given resource.
*
* @param ResourceInterface|null $resource
*
* @return array
*/
public function getContext(ResourceInterface $resource = null)
{
$context = $this->getBaseContext();
if ($resource) {
$prefixedShortName = sprintf('#%s', $resource->getShortName());
$attributes = $this->classMetadataFactory->getMetadataFor($resource->getEntityClass(), $resource->getNormalizationGroups(), $resource->getDenormalizationGroups(), $resource->getValidationGroups())->getAttributes();
foreach ($attributes as $attributeName => $attribute) {
$convertedName = $this->nameConverter ? $this->nameConverter->normalize($attributeName) : $attributeName;
if (!($id = $attribute->getIri())) {
$id = sprintf('%s/%s', $prefixedShortName, $convertedName);
}
if ($attribute->isNormalizationLink()) {
$context[$convertedName] = ['@id' => $id, '@type' => '@id'];
} else {
$context[$convertedName] = $id;
}
}
}
return $context;
}
/**
* Gets metadata for the given resource with the current context.
*
* Fallback to the resource own groups if no context is provided.
*
* @param ResourceInterface $resource
* @param array $context
*
* @return ClassMetadataInterface
*/
private function getMetadata(ResourceInterface $resource, array $context)
{
return $this->apiClassMetadataFactory->getMetadataFor($resource->getEntityClass(), isset($context['json_ld_normalization_groups']) ? $context['json_ld_normalization_groups'] : $resource->getNormalizationGroups(), isset($context['json_ld_denormalization_groups']) ? $context['json_ld_denormalization_groups'] : $resource->getDenormalizationGroups(), isset($context['json_ld_validation_groups']) ? $context['json_ld_validation_groups'] : $resource->getValidationGroups());
}
/**
* @param ResourceInterface $resource
*
* @return AttributeMetadataInterface
*/
private function getIdentifierFromResource(ResourceInterface $resource)
{
$classMetadata = $this->classMetadataFactory->getMetadataFor($resource->getEntityClass(), $resource->getNormalizationGroups(), $resource->getDenormalizationGroups(), $resource->getValidationGroups());
return $classMetadata->getIdentifier();
}
/**
* Bootstrap relation context.
*
* @param ResourceInterface $resource
* @param string $class
*
* @return array
*/
public function bootstrapRelation(ResourceInterface $resource, $class)
{
return ['resource' => $this->resourceCollection->getResourceForEntity($class), 'json_ld_has_context' => true, 'json_ld_normalization_groups' => $resource->getNormalizationGroups(), 'json_ld_denormalization_groups' => $resource->getDenormalizationGroups(), 'json_ld_validation_groups' => $resource->getValidationGroups()];
}