/**
* 内容@用户会有通知
* @param User $fromUser
* @param Post $post
* @param string $rawContent
* @throws Exception
*/
public function newPostNotify(User $fromUser, Post $post, $rawContent = '')
{
$this->batchNotify('at_' . $post->type, $fromUser, $this->removeDuplication(PostService::parse($rawContent)), $post);
}
