/**
* createThread
*
* @param CategoryInterface $tag
* @param ThreadInterface $thread
* @return ThreadInterface
*/
public function createThread(CategoryInterface $tag, TopicInterface $thread)
{
$thread->setForumCategoryId($tag->getid());
$thread->setTimestampCreated(date("Y-m-d H:i:s"));
$thread->setUserId($this->getServiceManager()->get('zfcuser_auth_service')->getIdentity()->getId());
$this->getEventManager()->trigger(__FUNCTION__, $thread, array('thread' => $thread));
$thread = $this->topicMapper->persist($thread);
$this->getEventManager()->trigger(__FUNCTION__ . '.post', $thread, array('thread' => $thread));
return $thread;
}