コード例 #1
0
        protected void Page_Load(object sender, EventArgs e)
        {
            //读取站点配置信息
            Model.sysconfig sysConfig       = new BLL.sysconfig().loadConfig();
            int             site_payment_id = 0; //订单支付方式

            //=============================获得订单信息================================
            order_no = DTRequest.GetFormString("pay_order_no").ToUpper();
            decimal order_amount = DTRequest.GetFormDecimal("pay_order_amount", 0);
            string  user_name    = DTRequest.GetFormString("pay_user_name");
            string  subject      = DTRequest.GetFormString("pay_subject");

            //检查参数是否正确
            if (string.IsNullOrEmpty(order_no) || order_amount == 0)
            {
                Response.Redirect(new Web.UI.BasePage().linkurl("error", "?msg=" + Utils.UrlEncode("对不起,您提交的参数有误!")));
                return;
            }
            //===============================判断订单==================================
            if (order_no.StartsWith("R")) //R开头为在线充值订单
            {
                Model.user_recharge model = new BLL.user_recharge().GetModel(order_no);
                if (model == null)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("error", "?msg=" + Utils.UrlEncode("对不起,您充值的订单号不存在或已删除!")));
                    return;
                }
                if (model.amount != order_amount)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("error", "?msg=" + Utils.UrlEncode("对不起,您充值的订单金额与实际金额不一致!")));
                    return;
                }
                if (model.status == 1)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("payment", "?action=succeed&order_no=" + order_no));
                    return;
                }
                site_payment_id = model.payment_id; //站点支付方式ID
            }
            else //B开头为商品订单
            {
                Model.orders model = new BLL.orders().GetModel(order_no);
                if (model == null)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("error", "?msg=" + Utils.UrlEncode("对不起,您支付的订单号不存在或已删除!")));
                    return;
                }
                if (model.order_amount != order_amount)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("error", "?msg=" + Utils.UrlEncode("对不起,您支付的订单金额与实际金额不一致!")));
                    return;
                }
                if (model.payment_status == 2)
                {
                    Response.Redirect(new Web.UI.BasePage().linkurl("payment", "?action=succeed&order_no=" + order_no));
                    return;
                }
                site_payment_id = model.payment_id; //站点支付方式ID
            }
            if (user_name != "")
            {
                user_name = "支付会员:" + user_name;
            }
            else
            {
                user_name = "匿名用户";
            }

            //===========================调用统一下单接口==============================
            string       sendUrl      = "https://api.mch.weixin.qq.com/pay/unifiedorder";
            NativeConfig nativeConfig = new NativeConfig(site_payment_id);
            WxPayData    data         = new WxPayData();

            data.SetValue("body", user_name);                                              //商品描述
            data.SetValue("detail", sysConfig.webname + "-" + subject);                    //商品详情
            data.SetValue("out_trade_no", order_no);                                       //商户订单号
            data.SetValue("total_fee", (Convert.ToDouble(order_amount) * 100).ToString()); //订单总金额,以分为单位
            data.SetValue("trade_type", "NATIVE");                                         //交易类型
            data.SetValue("product_id", order_no);                                         //商品ID
            data.SetValue("notify_url", nativeConfig.Notify_url);                          //异步通知url
            data.SetValue("spbill_create_ip", DTRequest.GetIP());                          //终端IP
            data.SetValue("appid", nativeConfig.AppId);                                    //公众账号ID
            data.SetValue("mch_id", nativeConfig.Partner);                                 //商户号
            data.SetValue("nonce_str", NativePay.GenerateNonceStr());                      //随机字符串
            data.SetValue("sign", data.MakeSign(nativeConfig.Key));                        //签名
            string    xml       = data.ToXml();                                            //转换成XML
            var       startTime = DateTime.Now;                                            //开始时间
            string    response  = HttpService.Post(xml, sendUrl, false, 6);                //发送请求
            var       endTime   = DateTime.Now;                                            //结束时间
            int       timeCost  = (int)((endTime - startTime).TotalMilliseconds);          //计算所用时间
            WxPayData result    = new WxPayData();

            result.FromXml(response, nativeConfig.Key);
            NativePay.ReportCostTime(site_payment_id, sendUrl, timeCost, result); //测速上报

            string codeUrl = result.GetValue("code_url").ToString();              //获得统一下单接口返回的二维码链接

            imgQRCode.ImageUrl = "qrcode.aspx?data=" + HttpUtility.UrlEncode(codeUrl);
            litText.Text       = order_amount.ToString("#0.00");
        }