/**
* Clones an entire tree and persists to database
*
* @param BlockOwnerInterface $block
*
* @return BlockOwnerInterface
*/
public function duplicate(BlockOwnerInterface $block)
{
$this->killDraftVersionFilter();
$this->killLoggableListener();
$blocks = $this->findByOwner($block);
array_unshift($blocks, $block);
// 1. Interate over all owned blocks and disconnect parents keeping ids
/** @var Block $descendant */
foreach ($blocks as $descendant) {
$descendant->originalId = $descendant->getId();
// if it has a parent we need to put it somewhere
if ($descendant->getParent()) {
$descendant->originalParentId = $descendant->getParent()->getId();
$descendant->setParent(null);
}
if ($descendant instanceof BlockContainerInterface) {
$descendant->setChildren(null);
}
$descendant->setOwner($block);
$descendant->setRootVersion(0);
$this->em->detach($descendant);
$this->em->persist($descendant);
}
$this->em->flush();
// 2. Iterate over all new blocks and reset their parents
foreach ($blocks as $descendant) {
if (isset($descendant->originalParentId)) {
foreach ($blocks as $parent) {
if ($descendant->originalParentId === $parent->originalId) {
$descendant->setParent($parent);
$parent->addChild($descendant);
}
}
}
}
$this->em->flush();
return $block;
}
/**
* For cloning purpose
*
* @param ContentInterface|\Opifer\EavBundle\Model\ValueSetInterface|\Opifer\EavBundle\Entity\Value $entity
*/
private function detachAndPersist($entity)
{
$this->em->detach($entity);
$this->em->persist($entity);
}
