if ($openid != "") {
        $infoId = $_REQUEST['infoId'];
        //获取显示具体内容的文章信息ID
        $content = $_REQUEST['content'];
        $leaveword = $lwd->lwdAdd($infoId, $content, $openid);
    } else {
        $leaveword['error'] = 5;
        //信息获取失败,请退出网页重新进入
    }
    echo json_encode($leaveword);
} elseif ($type == 'zan') {
    /**
     * *****************用户点赞**********************
     */
    if ($openid != "") {
        $infoId = $_REQUEST['infoId'];
        //获取显示具体内容的文章信息ID
        echo $zan->zanAdd($infoId, $openid);
    } else {
        echo 4;
        //信息获取失败,请退出网页重新进入
    }
} elseif ($type == 'deleteLeaveword') {
    /**
     * *****************删除某篇文章的评论**********************
     */
    $id = $_REQUEST['id'];
    //评论ID
    echo $lwd->delLwd($id);
}
// }
        echo 4;
        //参数错误
    }
} elseif ($type == 'zan') {
    /**
     * *****************用户点赞**********************
     */
    $activityId = $_GET['activityId'];
    //获取评论对象的ID
    $openid = $_GET['openid'];
    if ($regex->isNumber($activityId)) {
        $sql_valid = "select b.valid from wx_activity_interact as a left join wx_activity_interact_project as b on a.projectId=b.id where a.id=" . $activityId;
        $res_valid = $db->getrow($sql_valid);
        if ($res_valid['valid']) {
            if ($openid != "") {
                echo $zan->zanAdd($activityId, $openid);
            } else {
                echo 4;
                //信息获取失败,请退出网页重新进入
            }
        } else {
            echo 5;
            //活动已结束
        }
    } else {
        echo 3;
        //参数错误
    }
} elseif ($type == "deleteSomeone") {
    /****************删除参与内容以及其他用户对其的评论********************/
    $activityId = $_GET['activityId'];