/**
* Moves the subtree to $targetParentTag.
*
* @throws \eZ\Publish\API\Repository\Exceptions\NotFoundException If either of specified tags is not found
* @throws \eZ\Publish\API\Repository\Exceptions\UnauthorizedException If the current user is not allowed to move this tag
* @throws \eZ\Publish\API\Repository\Exceptions\InvalidArgumentException If the target tag is a sub tag of the given tag
* If the target tag is already a parent of the given tag
* If either one of the tags is a synonym
*
* @param \Netgen\TagsBundle\API\Repository\Values\Tags\Tag $tag
* @param \Netgen\TagsBundle\API\Repository\Values\Tags\Tag $targetParentTag
*
* @return \Netgen\TagsBundle\API\Repository\Values\Tags\Tag The updated root tag of the moved subtree
*/
public function moveSubtree(Tag $tag, Tag $targetParentTag)
{
if ($this->hasAccess('tags', 'edit') !== true) {
throw new UnauthorizedException('tags', 'edit');
}
$spiTagInfo = $this->tagsHandler->loadTagInfo($tag->id);
$spiParentTagInfo = $this->tagsHandler->loadTagInfo($targetParentTag->id);
if ($spiTagInfo->mainTagId > 0) {
throw new InvalidArgumentException('tag', 'Source tag is a synonym');
}
if ($spiParentTagInfo->mainTagId > 0) {
throw new InvalidArgumentException('targetParentTag', 'Target parent tag is a synonym');
}
if ($tag->parentTagId == $targetParentTag->id) {
throw new InvalidArgumentException('targetParentTag', 'Target parent tag is already the parent of the given tag');
}
if (strpos($spiParentTagInfo->pathString, $spiTagInfo->pathString) === 0) {
throw new InvalidArgumentException('targetParentTag', 'Target parent tag is a sub tag of the given tag');
}
$this->repository->beginTransaction();
try {
$movedTag = $this->tagsHandler->moveSubtree($spiTagInfo->id, $spiParentTagInfo->id);
$this->repository->commit();
} catch (Exception $e) {
$this->repository->rollback();
throw $e;
}
return $this->buildTagDomainObject($movedTag);
}
