/** * 下载对账单 * @param WxPayData inputObj 提交给下载对账单API的参数 * @param int timeOut 接口超时时间 * @throws WxPayException * @return 成功时返回,其他抛异常 */ public static WxPayData DownloadBill(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/pay/downloadbill"; //检测必填参数 if (!inputObj.IsSet("bill_date")) { throw new WxPayException("对账单接口中,缺少必填参数bill_date!"); } inputObj.SetValue("appid", Config.APPID); //公众账号ID inputObj.SetValue("mch_id", Config.MCHID); //商户号 inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串 inputObj.SetValue("sign", inputObj.MakeSign()); //签名 string xml = inputObj.ToXml(); Log.Debug("WxPayApi", "DownloadBill request : " + xml); string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口以提交数据到API Log.Debug("WxPayApi", "DownloadBill result : " + response); WxPayData result = new WxPayData(); //若接口调用失败会返回xml格式的结果 if (response.Substring(0, 5) == "<xml>") { result.FromXml(response); } //接口调用成功则返回非xml格式的数据 else { result.SetValue("result", response); } return(result); }
/** * * 查询退款 * 提交退款申请后,通过该接口查询退款状态。退款有一定延时, * 用零钱支付的退款20分钟内到账,银行卡支付的退款3个工作日后重新查询退款状态。 * out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个 * @param WxPayData inputObj 提交给查询退款API的参数 * @param int timeOut 接口超时时间 * @throws WxPayException * @return 成功时返回,其他抛异常 */ public static WxPayData RefundQuery(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/pay/refundquery"; //检测必填参数 if (!inputObj.IsSet("out_refund_no") && !inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id") && !inputObj.IsSet("refund_id")) { throw new WxPayException("退款查询接口中,out_refund_no、out_trade_no、transaction_id、refund_id四个参数必填一个!"); } inputObj.SetValue("appid", Config.APPID); //公众账号ID inputObj.SetValue("mch_id", Config.MCHID); //商户号 inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串 inputObj.SetValue("sign", inputObj.MakeSign()); //签名 string xml = inputObj.ToXml(); var start = DateTime.Now; //请求开始时间 Log.Debug("WxPayApi", "RefundQuery request : " + xml); string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口以提交数据到API Log.Debug("WxPayApi", "RefundQuery response : " + response); var end = DateTime.Now; int timeCost = (int)((end - start).TotalMilliseconds);//获得接口耗时 //将xml格式的结果转换为对象以返回 WxPayData result = new WxPayData(); result.FromXml(response); ReportCostTime(url, timeCost, result); //测速上报 return(result); }
/** * * 查询订单情况 * @param string out_trade_no 商户订单号 * @param int succCode 查询订单结果:0表示订单不成功,1表示订单成功,2表示继续查询 * @return 订单查询接口返回的数据,参见协议接口 */ public static WxPayData Query(string out_trade_no, out int succCode) { WxPayData queryOrderInput = new WxPayData(); queryOrderInput.SetValue("out_trade_no", out_trade_no); WxPayData result = WxPayApi.OrderQuery(queryOrderInput); if (result.GetValue("return_code").ToString() == "SUCCESS" && result.GetValue("result_code").ToString() == "SUCCESS") { //支付成功 if (result.GetValue("trade_state").ToString() == "SUCCESS") { succCode = 1; return(result); } //用户支付中,需要继续查询 else if (result.GetValue("trade_state").ToString() == "USERPAYING") { succCode = 2; return(result); } } //如果返回错误码为“此交易订单号不存在”则直接认定失败 if (result.GetValue("err_code").ToString() == "ORDERNOTEXIST") { succCode = 0; } else { //如果是系统错误,则后续继续 succCode = 2; } return(result); }
public override void ProcessNotify() { WxPayData notifyData = GetNotifyData(); //检查openid和product_id是否返回 if (!notifyData.IsSet("openid") || !notifyData.IsSet("product_id")) { WxPayData res = new WxPayData(); res.SetValue("return_code", "FAIL"); res.SetValue("return_msg", "回调数据异常"); Log.Info(this.GetType().ToString(), "The data WeChat post is error : " + res.ToXml()); page.Response.Write(res.ToXml()); page.Response.End(); } //调统一下单接口,获得下单结果 string openid = notifyData.GetValue("openid").ToString(); string product_id = notifyData.GetValue("product_id").ToString(); WxPayData unifiedOrderResult = new WxPayData(); try { unifiedOrderResult = UnifiedOrder(openid, product_id); } catch (Exception ex)//若在调统一下单接口时抛异常,立即返回结果给微信支付后台 { WxPayData res = new WxPayData(); res.SetValue("return_code", "FAIL"); res.SetValue("return_msg", "统一下单失败"); Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml()); page.Response.Write(res.ToXml()); page.Response.End(); } //若下单失败,则立即返回结果给微信支付后台 if (!unifiedOrderResult.IsSet("appid") || !unifiedOrderResult.IsSet("mch_id") || !unifiedOrderResult.IsSet("prepay_id")) { WxPayData res = new WxPayData(); res.SetValue("return_code", "FAIL"); res.SetValue("return_msg", "统一下单失败"); Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml()); page.Response.Write(res.ToXml()); page.Response.End(); } //统一下单成功,则返回成功结果给微信支付后台 WxPayData data = new WxPayData(); data.SetValue("return_code", "SUCCESS"); data.SetValue("return_msg", "OK"); data.SetValue("appid", Config.APPID); data.SetValue("mch_id", Config.MCHID); data.SetValue("nonce_str", WxPayApi.GenerateNonceStr()); data.SetValue("prepay_id", unifiedOrderResult.GetValue("prepay_id")); data.SetValue("result_code", "SUCCESS"); data.SetValue("err_code_des", "OK"); data.SetValue("sign", data.MakeSign()); Log.Info(this.GetType().ToString(), "UnifiedOrder success , send data to WeChat : " + data.ToXml()); page.Response.Write(data.ToXml()); page.Response.End(); }
/** * * 测速上报 * @param string interface_url 接口URL * @param int timeCost 接口耗时 * @param WxPayData inputObj参数数组 */ private static void ReportCostTime(string interface_url, int timeCost, WxPayData inputObj) { //如果不需要进行上报 if (Config.REPORT_LEVENL == 0) { return; } //如果仅失败上报 if (Config.REPORT_LEVENL == 1 && inputObj.IsSet("return_code") && inputObj.GetValue("return_code").ToString() == "SUCCESS" && inputObj.IsSet("result_code") && inputObj.GetValue("result_code").ToString() == "SUCCESS") { return; } //上报逻辑 WxPayData data = new WxPayData(); data.SetValue("interface_url", interface_url); data.SetValue("execute_time_", timeCost); //返回状态码 if (inputObj.IsSet("return_code")) { data.SetValue("return_code", inputObj.GetValue("return_code")); } //返回信息 if (inputObj.IsSet("return_msg")) { data.SetValue("return_msg", inputObj.GetValue("return_msg")); } //业务结果 if (inputObj.IsSet("result_code")) { data.SetValue("result_code", inputObj.GetValue("result_code")); } //错误代码 if (inputObj.IsSet("err_code")) { data.SetValue("err_code", inputObj.GetValue("err_code")); } //错误代码描述 if (inputObj.IsSet("err_code_des")) { data.SetValue("err_code_des", inputObj.GetValue("err_code_des")); } //商户订单号 if (inputObj.IsSet("out_trade_no")) { data.SetValue("out_trade_no", inputObj.GetValue("out_trade_no")); } //设备号 if (inputObj.IsSet("device_info")) { data.SetValue("device_info", inputObj.GetValue("device_info")); } try { Report(data); } catch (WxPayException ex) { //不做任何处理 } }
/** * * 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, 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", Config.NOTIFY_URL);//异步通知url } inputObj.SetValue("appid", Config.APPID); //公众账号ID inputObj.SetValue("mch_id", Config.MCHID); //商户号 inputObj.SetValue("spbill_create_ip", Config.IP); //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; Log.Debug("WxPayApi", "UnfiedOrder request : " + xml); string response = HttpService.Post(xml, url, false, timeOut); Log.Debug("WxPayApi", "UnfiedOrder response : " + response); var end = DateTime.Now; int timeCost = (int)((end - start).TotalMilliseconds); WxPayData result = new WxPayData(); result.FromXml(response); ReportCostTime(url, timeCost, result);//测速上报 return(result); }
/** * 刷卡支付完整业务流程逻辑 * @param body 商品描述 * @param total_fee 总金额 * @param auth_code 支付授权码 * @throws WxPayException * @return 刷卡支付结果 */ public static string Run(string body, string total_fee, string auth_code) { Log.Info("MicroPay", "Micropay is processing..."); WxPayData data = new WxPayData(); data.SetValue("auth_code", auth_code); //授权码 data.SetValue("body", body); //商品描述 data.SetValue("total_fee", int.Parse(total_fee)); //总金额 data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo()); //产生随机的商户订单号 WxPayData result = WxPayApi.Micropay(data, 10); //提交被扫支付,接收返回结果 //如果提交被扫支付接口调用失败,则抛异常 if (!result.IsSet("return_code") || result.GetValue("return_code").ToString() == "FAIL") { string returnMsg = result.IsSet("return_msg") ? result.GetValue("return_msg").ToString() : ""; Log.Error("MicroPay", "Micropay API interface call failure, result : " + result.ToXml()); throw new WxPayException("Micropay API interface call failure, return_msg : " + returnMsg); } //签名验证 result.CheckSign(); Log.Debug("MicroPay", "Micropay response check sign success"); //刷卡支付直接成功 if (result.GetValue("return_code").ToString() == "SUCCESS" && result.GetValue("result_code").ToString() == "SUCCESS") { Log.Debug("MicroPay", "Micropay business success, result : " + result.ToXml()); return(result.ToPrintStr()); } /****************************************************************** * 剩下的都是接口调用成功,业务失败的情况 * ****************************************************************/ //1)业务结果明确失败 if (result.GetValue("err_code").ToString() != "USERPAYING" && result.GetValue("err_code").ToString() != "SYSTEMERROR") { Log.Error("MicroPay", "micropay API interface call success, business failure, result : " + result.ToXml()); return(result.ToPrintStr()); } //2)不能确定是否失败,需查单 //用商户订单号去查单 string out_trade_no = data.GetValue("out_trade_no").ToString(); //确认支付是否成功,每隔一段时间查询一次订单,共查询10次 int queryTimes = 10; //查询次数计数器 while (queryTimes-- > 0) { int succResult = 0; //查询结果 WxPayData queryResult = Query(out_trade_no, out succResult); //如果需要继续查询,则等待2s后继续 if (succResult == 2) { Thread.Sleep(2000); continue; } //查询成功,返回订单查询接口返回的数据 else if (succResult == 1) { Log.Debug("MicroPay", "Mircopay success, return order query result : " + queryResult.ToXml()); return(queryResult.ToPrintStr()); } //订单交易失败,直接返回刷卡支付接口返回的结果,失败原因会在err_code中描述 else { Log.Error("MicroPay", "Micropay failure, return micropay result : " + result.ToXml()); return(result.ToPrintStr()); } } //确认失败,则撤销订单 Log.Error("MicroPay", "Micropay failure, Reverse order is processing..."); if (!Cancel(out_trade_no)) { Log.Error("MicroPay", "Reverse order failure"); throw new WxPayException("Reverse order failure!"); } return(result.ToPrintStr()); }