/**
* 把关注用户的行为纪录到消息流
* @param \Documents\User $user - 谁来关注了
* @param \Documents\User $target_user － 谁被关注了
* if there is no exception, this function always return true
*/
public function recordFollowUserFeed(\Documents\User $user, \Documents\User $target_user)
{
$type = \Documents\Feed::FEED_TYPE_STARTUP_FOLLOW;
if ($target_user->isInvestor()) {
$type = \Documents\Feed::FEED_TYPE_INVESTOR_FOLLOW;
}
$date = new \DateTime();
$date->sub(new \DateInterval('PT24H'));
$feed = $this->_dm->createQueryBuilder($this->_document_class)->field('user.$id')->equals($user->id)->field('feed_type')->equals($type)->field('created_at')->gt($date)->getQuery()->getSingleResult();
if (!$feed) {
$feed = new $this->_document_class();
$feed->user = $user;
$feed->feed_type = $type;
}
$feed->addFollowedUser($target_user);
$this->_dm->persist($feed);
$this->_dm->flush();
return true;
}
public function isInvestor()
{
$this->__load();
return parent::isInvestor();
}
