/**
* Returns the number of content objects related to $tag.
*
* @throws \eZ\Publish\API\Repository\Exceptions\UnauthorizedException If the current user is not allowed to read tags
* @throws \eZ\Publish\API\Repository\Exceptions\NotFoundException If the specified tag is not found
*
* @param \Netgen\TagsBundle\API\Repository\Values\Tags\Tag $tag
*
* @return int
*/
public function getRelatedContentCount(Tag $tag)
{
if ($this->hasAccess('tags', 'read') !== true) {
throw new UnauthorizedException('tags', 'read');
}
$spiTagInfo = $this->tagsHandler->loadTagInfo($tag->id);
$relatedContentIds = $this->tagsHandler->loadRelatedContentIds($spiTagInfo->id);
if (empty($relatedContentIds)) {
return 0;
}
$searchResult = $this->repository->getSearchService()->findContent(new Query(array('limit' => 0, 'filter' => new ContentId($relatedContentIds))));
return $searchResult->totalCount;
}
