public function convertFrom($source, $targetType, array $convertedChildProperties = [], PropertyMappingConfigurationInterface $configuration = null)
{
if (empty($source)) {
return null;
}
if (is_string($source)) {
$source = ['hash' => $source];
}
// $source is ALWAYS an array at this point
if (isset($source['error']) || isset($source['originallySubmittedResource'])) {
return $this->handleFileUploads($source, $configuration);
} elseif (isset($source['hash']) || isset($source['data'])) {
return $this->handleHashAndData($source, $configuration);
}
return null;
}