FeedAction::changGroup PHP Метод

    public function changGroup()
    {
        $gid = intval($_POST['gid']);
        $groupinfo = model('FollowGroup')->getUsersByGroup($this->mid, $gid);
        $groupuser = array();
        foreach ($groupinfo as $gu) {
            $groupuser[] = model('User')->getUserInfoForSearch($gu, 'uid,uname');
        }
        if (!$groupuser) {
            exit;
        }
        $res = '<ul id="group' . $gid . '">';
        foreach ($groupuser as $u) {
            $res .= '<li onclick=\'core.at.insertUser("' . $u['uname'] . '")\'><a href="javascript:void(0);"><img alt="' . $u['uname'] . '" src="' . $u['avatar_small'] . '">' . $u['uname'] . '</a></li>';
        }
        $res .= '</ul>';
        exit($res);
    }