/**
* @param ClassMetadata $class
* @return array
*/
private function prepareIndexes(ClassMetadata $class)
{
$persister = $this->dm->getUnitOfWork()->getDocumentPersister($class->name);
$indexes = $class->getIndexes();
$newIndexes = array();
foreach ($indexes as $index) {
$newIndex = array('keys' => array(), 'options' => $index['options']);
foreach ($index['keys'] as $key => $value) {
$key = $persister->prepareFieldName($key);
if ($class->hasField($key)) {
$mapping = $class->getFieldMapping($key);
$newIndex['keys'][$mapping['name']] = $value;
} else {
$newIndex['keys'][$key] = $value;
}
}
$newIndexes[] = $newIndex;
}
return $newIndexes;
}
