public function share_list1Op() {
            header("Access-Control-Allow-Origin:*");
               if($_GET['code']){     //通過code獲取openid
                   $code = $_GET['code'];
                         $appid = $this->payment_config['wxpay_appid'];
                        $secret  =  '4d3f5f2fcfffb22c63abb7390a2eb3a9';
                        $weixin =  file_get_contents("https://api.weixin.qq.com/sns/oauth2/access_token?appid=".$appid."&secret=".$secret."&code=".$code."&grant_type=authorization_code");//通過code換取網頁授權access_token
                         $result = json_decode($weixin,true); //對JSON格式的字串進行編碼
                         $openid =  $result['openid'];
                         setcookie("openid",$openid);
               }
             if(!$_COOKIE['openid']){    //獲取code授權
                   $appid = $this->payment_config['wxpay_appid'];
                    $redirect_uri=urlencode("http://www.jztlchn.com/app/index.php?act=share&op=share_list1&pay_sn=".$pay_sn."&leader_id=".$leader_id);      //回跳地址 就回調到本方法，這樣有openid就執行下面載入頁面的程式碼，沒有了就先獲取openid再跳轉回來
                    $url="https://open.weixin.qq.com/connect/oauth2/authorize?appid=".$appid."&redirect_uri=".$redirect_uri."&response_type=code&scope=snsapi_base&state=1#wechat_redirect";
                  header("location:".$url);
             }
             $group_info = Model()->table('order_sec_pay')->field('goods_id,initiator_id')->where(array('pay_sn'=>$pay_sn))->find();
    }