/**
* Converts $tag to a synonym of $mainTag.
*
* @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 convert tag to synonym
* @throws \eZ\Publish\API\Repository\Exceptions\InvalidArgumentException If either one of the tags is a synonym
* If the main tag is a sub tag of the given tag
*
* @param \Netgen\TagsBundle\API\Repository\Values\Tags\Tag $tag
* @param \Netgen\TagsBundle\API\Repository\Values\Tags\Tag $mainTag
*
* @return \Netgen\TagsBundle\API\Repository\Values\Tags\Tag The converted synonym
*/
public function convertToSynonym(Tag $tag, Tag $mainTag)
{
if ($this->hasAccess('tags', 'makesynonym') !== true) {
throw new UnauthorizedException('tags', 'makesynonym');
}
$spiTagInfo = $this->tagsHandler->loadTagInfo($tag->id);
$spiMainTagInfo = $this->tagsHandler->loadTagInfo($mainTag->id);
if ($spiTagInfo->mainTagId > 0) {
throw new InvalidArgumentException('tag', 'Source tag is a synonym');
}
if ($spiMainTagInfo->mainTagId > 0) {
throw new InvalidArgumentException('mainTag', 'Destination tag is a synonym');
}
if (strpos($spiMainTagInfo->pathString, $spiTagInfo->pathString) === 0) {
throw new InvalidArgumentException('mainTag', 'Destination tag is a sub tag of the given tag');
}
$this->repository->beginTransaction();
try {
foreach ($this->tagsHandler->loadChildren($spiTagInfo->id) as $child) {
$this->tagsHandler->moveSubtree($child->id, $spiMainTagInfo->id);
}
$convertedTag = $this->tagsHandler->convertToSynonym($spiTagInfo->id, $spiMainTagInfo->id);
$this->repository->commit();
} catch (Exception $e) {
$this->repository->rollback();
throw $e;
}
return $this->buildTagDomainObject($convertedTag);
}
