TP 删除备份数据

来源：互联网发布：淘宝评价了怎么看不到编辑：程序博客网时间：2024/05/22 08:01

//删除备份数据
    public function unLinkDate()
    {
        $session = $_SESSION['userName'];
        if(empty($session)) $this->ajaxReturn('','未登录!',-1);
        $id = $this->_post('id');
        $db = M('datapath');
        $where['id'] = $id;
        $result = $db->where($where)->select();
        if($result){
            $data_Path = $result[0]['path'];
            $filename = $result[0]['filename'];
            $file_Path = $data_Path.$filename;
            if(file_exists($file_Path)){
                $res = $db->where($where)->delete();
                if($res){
                    if(!unlink($file_Path)) $this->ajaxReturn('','删除失败!',-2);
                   $this->ajaxReturn('','删除成功!',1);
                }else{
                    $this->ajaxReturn('','删除失败!',-3);
                }

            }else{
                $this->ajaxReturn('','文件不存在!',-4);
            }

        }else{
            $this->ajaxReturn('','没有此数据!',-5);
        }
    }

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