示例#1
0
        /**
        *
        * 统一下单
        * @param WxPaydata inputObj 提交给统一下单API的参数
        * @param int timeOut 超时时间
        * @throws WxPayException
        * @return 成功时返回,其他抛异常
        */
        public static WxPayData UnifiedOrder(WxPayData inputObj, HttpRequestBase request, int timeOut = 6)
        {
            string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
            //检测必填参数
            if (!inputObj.IsSet("out_trade_no"))
            {
                throw new WxPayException("缺少统一支付接口必填参数out_trade_no!");
            }
            else if (!inputObj.IsSet("body"))
            {
                throw new WxPayException("缺少统一支付接口必填参数body!");
            }
            else if (!inputObj.IsSet("total_fee"))
            {
                throw new WxPayException("缺少统一支付接口必填参数total_fee!");
            }
            else if (!inputObj.IsSet("trade_type"))
            {
                throw new WxPayException("缺少统一支付接口必填参数trade_type!");
            }

            //关联参数
            if (inputObj.GetValue("trade_type").ToString() == "JSAPI" && !inputObj.IsSet("openid"))
            {
                throw new WxPayException("统一支付接口中,缺少必填参数openid!trade_type为JSAPI时,openid为必填参数!");
            }
            if (inputObj.GetValue("trade_type").ToString() == "NATIVE" && !inputObj.IsSet("product_id"))
            {
                throw new WxPayException("统一支付接口中,缺少必填参数product_id!trade_type为JSAPI时,product_id为必填参数!");
            }

            //异步通知url未设置,则使用配置文件中的url
            if (!inputObj.IsSet("notify_url"))
            {
                inputObj.SetValue("notify_url", SDT.Common.Config.WeChatConfig.NOTIFY_URL);//异步通知url
            }

            inputObj.SetValue("appid", SDT.Common.Config.WeChatConfig.APP_ID);//公众账号ID
            inputObj.SetValue("mch_id", SDT.Common.Config.WeChatConfig.MCH_ID);//商户号
            inputObj.SetValue("spbill_create_ip", request.UserHostAddress);//终端ip
            inputObj.SetValue("nonce_str", GenerateNonceStr());//随机字符串

            //签名
            inputObj.SetValue("sign", inputObj.MakeSign());
            string xml = inputObj.ToXml();

            var start = DateTime.Now;

            string response = HttpService.Post(xml, url, false, timeOut);

            var end = DateTime.Now;
            int timeCost = (int)((end - start).TotalMilliseconds);

            WxPayData result = new WxPayData();
            result.FromXml(response);

            return result;
        }