Subclassed for the various kinds of embedded document types.
/**
* Merge an embedded document.
*
* @param \Cake\ElasticSearch\Association\Embedded $embed The embed definition.
* @param \Cake\ElasticSearch\Document|array $existing The existing entity or entities.
* @param array $data The data to marshal
* @return array|Cake\ElasticSearch\Document Either a document or an array of documents.
*/
protected function mergeNested(Embedded $embed, $existing, array $data)
{
$class = $embed->entityClass();
if ($embed->type() === Embedded::ONE_TO_ONE) {
if (!$existing instanceof EntityInterface) {
$existing = new $class();
}
$existing->set($data);
return $existing;
}
if ($embed->type() === Embedded::ONE_TO_MANY) {
foreach ($existing as $i => $row) {
if (isset($data[$i])) {
$row->set($data[$i]);
}
unset($data[$i]);
}
foreach ($data as $row) {
if (is_array($row)) {
$new = new $class();
$new->set($row);
$existing[] = $new;
}
}
return $existing;
}
}