protected function handleHashAndData(array $source, PropertyMappingConfigurationInterface $configuration = null)
{
$hash = null;
$resource = false;
$givenResourceIdentity = null;
if (isset($source['__identity'])) {
$givenResourceIdentity = $source['__identity'];
unset($source['__identity']);
$resource = $this->resourceRepository->findByIdentifier($givenResourceIdentity);
if ($resource instanceof PersistentResource) {
return $resource;
}
if ($configuration->getConfigurationValue(ResourceTypeConverter::class, self::CONFIGURATION_IDENTITY_CREATION_ALLOWED) !== true) {
throw new InvalidPropertyMappingConfigurationException('Creation of resource objects with identity not allowed. To enable this, you need to set the PropertyMappingConfiguration Value "CONFIGURATION_IDENTITY_CREATION_ALLOWED" to TRUE');
}
}
if (isset($source['hash']) && preg_match('/[0-9a-f]{40}/', $source['hash'])) {
$hash = $source['hash'];
}
if ($hash !== null && count($source) === 1) {
$resource = $this->resourceManager->getResourceBySha1($hash);
}
if ($resource === null) {
$collectionName = $this->getCollectionName($source, $configuration);
if (isset($source['data'])) {
$resource = $this->resourceManager->importResourceFromContent($source['data'], $source['filename'], $collectionName, $givenResourceIdentity);
} elseif ($hash !== null) {
/** @var PersistentResource $resource */
$resource = $this->resourceManager->importResource($configuration->getConfigurationValue(ResourceTypeConverter::class, self::CONFIGURATION_RESOURCE_LOAD_PATH) . '/' . $hash, $collectionName, $givenResourceIdentity);
if (is_array($source) && isset($source['filename'])) {
$resource->setFilename($source['filename']);
}
}
}
if ($resource instanceof PersistentResource) {
return $resource;
} else {
return new FlowError('The resource manager could not create a PersistentResource instance.', 1404312901);
}
}
