FullTextBuilder::addUser

public function addUser($user)
{
	if ($user instanceof User)
	{
		return $this->addText($user->getFormattedName());
	}

	$userId = User::resolveUserId($user);
	if ($userId <= 0)
	{
		return $this;
	}

	return self::addUser(User::loadById($userId));
}