/**
* @param $parentEntity object
* @param $parentField TableField
* @return bool
*/
private function handleOneToManyChanges($parentEntity, $parentField)
{
$newEntityValues = $this->table->getPropertyValue($parentEntity, $parentField);
if ($newEntityValues == null || $newEntityValues instanceof CollectionProxy) {
$newEntityValues = array();
}
$buffer = array();
foreach ($newEntityValues as $key => $child) {
$id = $this->daoFactory->getDaoFromEntity($child)->getIdValue($child);
if ($id == null) {
$id = uniqid(self::TRANSIENT_PREFIX);
}
$buffer[$id] = $child;
}
$newEntityValues = $buffer;
$oldEntityValues = $this->table->getPropertyValue($this->getCache($parentEntity), $parentField);
if ($oldEntityValues == null) {
$oldEntityValues = array();
}
$buffer = array();
foreach ($oldEntityValues as $key => $child) {
unset($oldEntityValues[$key]);
if (!$child instanceof stdClass) {
$child = $this->getCacheValue($child);
}
$buffer[$child->{Dao::ID}] = $child;
}
$oldEntityValues = $buffer;
$valuesAdded = array_diff_key($newEntityValues, $oldEntityValues);
$valuesDeleted = array_diff_key($oldEntityValues, $newEntityValues);
foreach ($valuesAdded as $value) {
$this->persistReferencedEntity($parentEntity, $value, $parentField);
}
foreach ($valuesDeleted as $value) {
$dao = $this->daoFactory->getDaoFromEntity($value->{Dao::TYPE});
$dao->delete($value->{Dao::ID});
}
}
