/** * * 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", WxPayConfig.APPID); //公众账号ID inputObj.SetValue("mch_id", WxPayConfig.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 LogService.Write("WxPayApi - RefundQuery request : " + xml); string response = HttpService.Post(url, xml);//调用HTTP通信接口以提交数据到API LogService.Write("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); }
/** * 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", WxPayConfig.APPID); //公众账号ID inputObj.SetValue("mch_id", WxPayConfig.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(); LogService.Write("WxPayApi - DownloadBill request : " + xml); string response = HttpService.Post(url, xml);//调用HTTP通信接口以提交数据到API LogService.Write("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); }
/// <summary> /// 接收从微信支付后台发送过来的数据并验证签名 /// </summary> /// <returns>微信支付后台返回的数据</returns> public WxPayData GetNotifyData() { //接收从微信后台POST过来的数据 int count = 0; byte[] buffer = new byte[1024]; StringBuilder builder = new StringBuilder(); while ((count = s.Read(buffer, 0, 1024)) > 0) { builder.Append(Encoding.UTF8.GetString(buffer, 0, count)); } s.Flush(); s.Close(); s.Dispose(); LogService.Write("Receive data from WeChat : " + builder.ToString()); //转换数据格式并验证签名 WxPayData data = new WxPayData(); try { data.FromXml(builder.ToString()); } catch (WxPayException ex) { //若签名错误,则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", ex.Message); LogService.Write("Sign check error : " + res.ToXml()); } LogService.Write("Check sign success"); return(data); }
/** * * 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 (WxPayConfig.REPORT_LEVENL == 0) { return; } //如果仅失败上报 if (WxPayConfig.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", WxPayConfig.NOTIFY_URL);//异步通知url } inputObj.SetValue("appid", WxPayConfig.APPID); //公众账号ID inputObj.SetValue("mch_id", WxPayConfig.MCHID); //商户号 inputObj.SetValue("spbill_create_ip", WxPayConfig.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; LogService.Write("WxPayAp - UnfiedOrder request : " + xml); string response = HttpService.Post(url, xml); LogService.Write("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); }