/*** * 退款查询完整业务流程逻辑 * @param refund_id 微信退款单号(优先使用) * @param out_refund_no 商户退款单号 * @param transaction_id 微信订单号 * @param out_trade_no 商户订单号 * @return 退款查询结果(xml格式) */ public static string Run(string refund_id, string out_refund_no, string transaction_id, string out_trade_no) { Log.Info("RefundQuery", "RefundQuery is processing..."); WxPayData data = new WxPayData(); if(!string.IsNullOrEmpty(refund_id)) { data.SetValue("refund_id", refund_id);//微信退款单号,优先级最高 } else if(!string.IsNullOrEmpty(out_refund_no)) { data.SetValue("out_refund_no", out_refund_no);//商户退款单号,优先级第二 } else if(!string.IsNullOrEmpty(transaction_id)) { data.SetValue("transaction_id", transaction_id);//微信订单号,优先级第三 } else { data.SetValue("out_trade_no", out_trade_no);//商户订单号,优先级最低 } WxPayData result = WxPayApi.RefundQuery(data);//提交退款查询给API,接收返回数据 Log.Info("RefundQuery", "RefundQuery process complete, result : " + result.ToXml()); return result.ToPrintStr(); }
/** * * 查询订单 * @param WxPayData inputObj 提交给查询订单API的参数 * @param int timeOut 超时时间 * @throws WxPayException * @return 成功时返回订单查询结果,其他抛异常 */ public static WxPayData OrderQuery(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/pay/orderquery"; //检测必填参数 if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id")) { throw new WxPayException("订单查询接口中,out_trade_no、transaction_id至少填一个!"); } inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号 inputObj.SetValue("nonce_str", WxPayApi.GenerateNonceStr());//随机字符串 inputObj.SetValue("sign", inputObj.MakeSign());//签名 string xml = inputObj.ToXml(); var start = DateTime.Now; Log.Debug("WxPayApi", "OrderQuery request : " + xml); string response = HttpService.Post(xml, url, false, timeOut);//调用HTTP通信接口提交数据 Log.Debug("WxPayApi", "OrderQuery response : " + response); var end = DateTime.Now; int timeCost = (int)((end - start).TotalMilliseconds);//获得接口耗时 //将xml格式的数据转化为对象以返回 WxPayData result = new WxPayData(); result.FromXml(response); ReportCostTime(url, timeCost, result);//测速上报 return result; }
/** * * 网页授权获取用户基本信息的全部过程 * 详情请参看网页授权获取用户基本信息:http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html * 第一步:利用url跳转获取code * 第二步:利用code去获取openid和access_token * */ public void GetOpenidAndAccessToken() { if (!string.IsNullOrEmpty(page.Request.QueryString["code"])) { //获取code码,以获取openid和access_token string code = page.Request.QueryString["code"]; Log.Debug(this.GetType().ToString(), "Get code : " + code); GetOpenidAndAccessTokenFromCode(code); } else { //构造网页授权获取code的URL string host = page.Request.Url.Host; string path = page.Request.Path; string redirect_uri = HttpUtility.UrlEncode("http://" + host + path); WxPayData data = new WxPayData(); data.SetValue("appid", WxPayConfig.APPID); data.SetValue("redirect_uri", redirect_uri); data.SetValue("response_type", "code"); data.SetValue("scope", "snsapi_base"); data.SetValue("state", "STATE" + "#wechat_redirect"); string url = "https://open.weixin.qq.com/connect/oauth2/authorize?" + data.ToUrl(); Log.Debug(this.GetType().ToString(), "Will Redirect to URL : " + url); try { //触发微信返回code码 page.Response.Redirect(url);//Redirect函数会抛出ThreadAbortException异常,不用处理这个异常 } catch(System.Threading.ThreadAbortException ex) { } } }
/*** * 下载对账单完整业务流程逻辑 * @param bill_date 下载对账单的日期(格式:20140603,一次只能下载一天的对账单) * @param bill_type 账单类型 * ALL,返回当日所有订单信息,默认值 * SUCCESS,返回当日成功支付的订单 * REFUND,返回当日退款订单 * REVOKED,已撤销的订单 * @return 对账单结果(xml格式) */ public static string Run(string bill_date, string bill_type) { Log.Info("DownloadBill", "DownloadBill is processing..."); WxPayData data = new WxPayData(); data.SetValue("bill_date", bill_date);//账单日期 data.SetValue("bill_type", bill_type);//账单类型 WxPayData result = WxPayApi.DownloadBill(data);//提交下载对账单请求给API,接收返回结果 Log.Info("DownloadBill", "DownloadBill process complete, result : " + result.ToXml()); return result.ToPrintStr(); }
private WxPayData UnifiedOrder(string openId,string productId) { //统一下单 WxPayData req = new WxPayData(); req.SetValue("body", "test"); req.SetValue("attach", "test"); req.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo()); req.SetValue("total_fee", 1); req.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); req.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); req.SetValue("goods_tag", "test"); req.SetValue("trade_type", "NATIVE"); req.SetValue("openid", openId); req.SetValue("product_id", productId); WxPayData result = WxPayApi.UnifiedOrder(req); return result; }
/** * 提交被扫支付API * 收银员使用扫码设备读取微信用户刷卡授权码以后,二维码或条码信息传送至商户收银台, * 由商户收银台或者商户后台调用该接口发起支付。 * @param WxPayData inputObj 提交给被扫支付API的参数 * @param int timeOut 超时时间 * @throws WxPayException * @return 成功时返回调用结果,其他抛异常 */ public static WxPayData Micropay(WxPayData inputObj, int timeOut = 10) { string url = "https://api.mch.weixin.qq.com/pay/micropay"; //检测必填参数 if (!inputObj.IsSet("body")) { throw new WxPayException("提交被扫支付API接口中,缺少必填参数body!"); } else if (!inputObj.IsSet("out_trade_no")) { throw new WxPayException("提交被扫支付API接口中,缺少必填参数out_trade_no!"); } else if (!inputObj.IsSet("total_fee")) { throw new WxPayException("提交被扫支付API接口中,缺少必填参数total_fee!"); } else if (!inputObj.IsSet("auth_code")) { throw new WxPayException("提交被扫支付API接口中,缺少必填参数auth_code!"); } inputObj.SetValue("spbill_create_ip", WxPayConfig.IP);//终端ip inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号 inputObj.SetValue("nonce_str", Guid.NewGuid().ToString().Replace("-", ""));//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", "MicroPay 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", "MicroPay 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; }
/*** * 订单查询完整业务流程逻辑 * @param transaction_id 微信订单号(优先使用) * @param out_trade_no 商户订单号 * @return 订单查询结果(xml格式) */ public static bool Run(string transaction_id, string out_trade_no,out string error) { //Log.Info("OrderQuery", "OrderQuery is processing..."); WxPayData data = new WxPayData(); if(!string.IsNullOrEmpty(transaction_id))//如果微信订单号存在,则以微信订单号为准 { data.SetValue("transaction_id", transaction_id); } else//微信订单号不存在,才根据商户订单号去查单 { data.SetValue("out_trade_no", out_trade_no); } WxPayData result = WxPayApi.OrderQuery(data);//提交订单查询请求给API,接收返回数据 var a = result.GetValue("return_code").ToString() == "SUCCESS"; error = result.GetValue("return_msg").ToString(); return a; }
/// <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 System.IO.Stream s = page.Request.InputStream; 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(); Log.Info(this.GetType().ToString(), "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); Log.Error(this.GetType().ToString(), "Sign check error : " + res.ToXml()); page.Response.Write(res.ToXml()); page.Response.End(); } Log.Info(this.GetType().ToString(), "Check sign success"); return data; }
//查询订单 private bool QueryOrder(string transaction_id) { WxPayData req = new WxPayData(); req.SetValue("transaction_id", transaction_id); WxPayData res = WxPayApi.OrderQuery(req); if (res.GetValue("return_code").ToString() == "SUCCESS" && res.GetValue("result_code").ToString() == "SUCCESS") { return true; } else { return false; } }
/** * 生成直接支付url,支付url有效期为2小时,模式二 * @param productId 商品ID * @return 模式二URL */ public string GetPayUrl(string productId) { Log.Info(this.GetType().ToString(), "Native pay mode 2 url is producing..."); WxPayData data = new WxPayData(); data.SetValue("body", "test");//商品描述 data.SetValue("attach", "test");//附加数据 data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo());//随机字符串 data.SetValue("total_fee", 1);//总金额 data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));//交易起始时间 data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss"));//交易结束时间 data.SetValue("goods_tag", "jjj");//商品标记 data.SetValue("trade_type", "NATIVE");//交易类型 data.SetValue("product_id", productId);//商品ID WxPayData result = WxPayApi.UnifiedOrder(data);//调用统一下单接口 string url = result.GetValue("code_url").ToString();//获得统一下单接口返回的二维码链接 Log.Info(this.GetType().ToString(), "Get native pay mode 2 url : " + url); return url; }
/** * 生成扫描支付模式一URL * @param productId 商品ID * @return 模式一URL */ public string GetPrePayUrl(string productId) { Log.Info(this.GetType().ToString(), "Native pay mode 1 url is producing..."); WxPayData data = new WxPayData(); data.SetValue("appid", WxPayConfig.APPID);//公众帐号id data.SetValue("mch_id", WxPayConfig.MCHID);//商户号 data.SetValue("time_stamp", WxPayApi.GenerateTimeStamp());//时间戳 data.SetValue("nonce_str", WxPayApi.GenerateNonceStr());//随机字符串 data.SetValue("product_id", productId);//商品ID data.SetValue("sign", data.MakeSign());//签名 string str = ToUrlParams(data.GetValues());//转换为URL串 string url = "weixin://wxpay/bizpayurl?" + str; Log.Info(this.GetType().ToString(), "Get native pay mode 1 url : " + url); return url; }
/** * * 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); }
/*** * 申请退款完整业务流程逻辑 * @param transaction_id 微信订单号(优先使用) * @param out_trade_no 商户订单号 * @param total_fee 订单总金额 * @param refund_fee 退款金额 * @return 退款结果(xml格式) */ public static string Run(string transaction_id, string out_trade_no, string total_fee, string refund_fee) { Log.Info("Refund", "Refund is processing..."); WxPayData data = new WxPayData(); if (!string.IsNullOrEmpty(transaction_id))//微信订单号存在的条件下,则已微信订单号为准 { data.SetValue("transaction_id", transaction_id); } else//微信订单号不存在,才根据商户订单号去退款 { data.SetValue("out_trade_no", out_trade_no); } data.SetValue("total_fee", int.Parse(total_fee));//订单总金额 data.SetValue("refund_fee", int.Parse(refund_fee));//退款金额 data.SetValue("out_refund_no", WxPayApi.GenerateOutTradeNo());//随机生成商户退款单号 data.SetValue("op_user_id", WxPayConfig.MCHID);//操作员,默认为商户号 WxPayData result = WxPayApi.Refund(data);//提交退款申请给API,接收返回数据 Log.Info("Refund", "Refund process complete, result : " + result.ToXml()); return result.ToPrintStr(); }
/** * * 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; 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); }
/** * 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(); 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; }
/** * * 转换短链接 * 该接口主要用于扫码原生支付模式一中的二维码链接转成短链接(weixin://wxpay/s/XXXXXX), * 减小二维码数据量,提升扫描速度和精确度。 * @param WxPayData inputObj 提交给转换短连接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 ShortUrl(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/tools/shorturl"; //检测必填参数 if(!inputObj.IsSet("long_url")) { throw new WxPayException("需要转换的URL,签名用原串,传输需URL encode!"); } 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 Log.Debug("WxPayApi", "ShortUrl request : " + xml); string response = HttpService.Post(xml, url, false, timeOut); Log.Debug("WxPayApi", "ShortUrl 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; }
/** * * 关闭订单 * @param WxPayData inputObj 提交给关闭订单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 CloseOrder(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/pay/closeorder"; //检测必填参数 if(!inputObj.IsSet("out_trade_no")) { throw new WxPayException("关闭订单接口中,out_trade_no必填!"); } 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 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); ReportCostTime(url, timeCost, result);//测速上报 return result; }
/** * * 通过code换取网页授权access_token和openid的返回数据,正确时返回的JSON数据包如下: * { * "access_token":"ACCESS_TOKEN", * "expires_in":7200, * "refresh_token":"REFRESH_TOKEN", * "openid":"OPENID", * "scope":"SCOPE", * "unionid": "o6_bmasdasdsad6_2sgVt7hMZOPfL" * } * 其中access_token可用于获取共享收货地址 * openid是微信支付jsapi支付接口统一下单时必须的参数 * 更详细的说明请参考网页授权获取用户基本信息:http://mp.weixin.qq.com/wiki/17/c0f37d5704f0b64713d5d2c37b468d75.html * @失败时抛异常WxPayException */ public void GetOpenidAndAccessTokenFromCode(string code) { try { //构造获取openid及access_token的url WxPayData data = new WxPayData(); data.SetValue("appid", WxPayConfig.APPID); data.SetValue("secret", WxPayConfig.APPSECRET); data.SetValue("code", code); data.SetValue("grant_type", "authorization_code"); string url = "https://api.weixin.qq.com/sns/oauth2/access_token?" + data.ToUrl(); //请求url以获取数据 string result = HttpService.Get(url); Log.Debug(this.GetType().ToString(), "GetOpenidAndAccessTokenFromCode response : " + result); //保存access_token,用于收货地址获取 JsonData jd = JsonMapper.ToObject(result); access_token = (string)jd["access_token"]; //获取用户openid openid = (string)jd["openid"]; Log.Debug(this.GetType().ToString(), "Get openid : " + openid); Log.Debug(this.GetType().ToString(), "Get access_token : " + access_token); } catch (Exception ex) { Log.Error(this.GetType().ToString(), ex.ToString()); throw new WxPayException(ex.ToString()); } }
/** * 调用统一下单,获得下单结果 * @return 统一下单结果 * @失败时抛异常WxPayException */ public WxPayData GetUnifiedOrderResult(PayHistory order) { //统一下单 WxPayData data = new WxPayData(); data.SetValue("body", "test"); data.SetValue("attach", "test"); data.SetValue("out_trade_no", order.OrderId); data.SetValue("total_fee", total_fee); data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); data.SetValue("goods_tag", "test"); data.SetValue("trade_type", "JSAPI"); data.SetValue("openid", openid); WxPayData result = WxPayApi.UnifiedOrder(data); if (!result.IsSet("appid") || !result.IsSet("prepay_id") || result.GetValue("prepay_id").ToString() == "") { Log.Error(this.GetType().ToString(), "UnifiedOrder response error!"); throw new WxPayException("UnifiedOrder response error!"); } unifiedOrderResult = result; 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()); }
/** * * 测速上报接口实现 * @param WxPayData inputObj 提交给测速上报接口的参数 * @param int timeOut 测速上报接口超时时间 * @throws WxPayException * @return 成功时返回测速上报接口返回的结果,其他抛异常 */ public static WxPayData Report(WxPayData inputObj, int timeOut = 1) { string url = "https://api.mch.weixin.qq.com/payitil/report"; //检测必填参数 if(!inputObj.IsSet("interface_url")) { throw new WxPayException("接口URL,缺少必填参数interface_url!"); } if(!inputObj.IsSet("return_code")) { throw new WxPayException("返回状态码,缺少必填参数return_code!"); } if(!inputObj.IsSet("result_code")) { throw new WxPayException("业务结果,缺少必填参数result_code!"); } if(!inputObj.IsSet("user_ip")) { throw new WxPayException("访问接口IP,缺少必填参数user_ip!"); } if(!inputObj.IsSet("execute_time_")) { throw new WxPayException("接口耗时,缺少必填参数execute_time_!"); } inputObj.SetValue("appid",WxPayConfig.APPID);//公众账号ID inputObj.SetValue("mch_id",WxPayConfig.MCHID);//商户号 inputObj.SetValue("user_ip",WxPayConfig.IP);//终端ip inputObj.SetValue("time",DateTime.Now.ToString("yyyyMMddHHmmss"));//商户上报时间 inputObj.SetValue("nonce_str",GenerateNonceStr());//随机字符串 inputObj.SetValue("sign",inputObj.MakeSign());//签名 string xml = inputObj.ToXml(); Log.Info("WxPayApi", "Report request : " + xml); string response = HttpService.Post(xml, url, false, timeOut); Log.Info("WxPayApi", "Report response : " + response); WxPayData result = new WxPayData(); result.FromXml(response); return result; }
/** * * 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; 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; }
/** * * 申请退款 * @param WxPayData inputObj 提交给申请退款API的参数 * @param int timeOut 超时时间 * @throws WxPayException * @return 成功时返回接口调用结果,其他抛异常 */ public static WxPayData Refund(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/secapi/pay/refund"; //检测必填参数 if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id")) { throw new WxPayException("退款申请接口中,out_trade_no、transaction_id至少填一个!"); } else if (!inputObj.IsSet("out_refund_no")) { throw new WxPayException("退款申请接口中,缺少必填参数out_refund_no!"); } else if (!inputObj.IsSet("total_fee")) { throw new WxPayException("退款申请接口中,缺少必填参数total_fee!"); } else if (!inputObj.IsSet("refund_fee")) { throw new WxPayException("退款申请接口中,缺少必填参数refund_fee!"); } else if (!inputObj.IsSet("op_user_id")) { throw new WxPayException("退款申请接口中,缺少必填参数op_user_id!"); } inputObj.SetValue("appid", WxPayConfig.APPID);//公众账号ID inputObj.SetValue("mch_id", WxPayConfig.MCHID);//商户号 inputObj.SetValue("nonce_str", Guid.NewGuid().ToString().Replace("-", ""));//随机字符串 inputObj.SetValue("sign", inputObj.MakeSign());//签名 string xml = inputObj.ToXml(); var start = DateTime.Now; Log.Debug("WxPayApi", "Refund request : " + xml); string response = HttpService.Post(xml, url, true, timeOut);//调用HTTP通信接口提交数据到API Log.Debug("WxPayApi", "Refund 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; }
/** * * 撤销订单,如果失败会重复调用10次 * @param string out_trade_no 商户订单号 * @param depth 调用次数,这里用递归深度表示 * @return false表示撤销失败,true表示撤销成功 */ public static bool Cancel(string out_trade_no, int depth = 0) { if(depth > 10) { return false; } WxPayData reverseInput = new WxPayData(); reverseInput.SetValue("out_trade_no",out_trade_no); WxPayData result = WxPayApi.Reverse(reverseInput); //接口调用失败 if(result.GetValue("return_code").ToString() != "SUCCESS") { return false; } //如果结果为success且不需要重新调用撤销,则表示撤销成功 if(result.GetValue("result_code").ToString() != "SUCCESS" && result.GetValue("recall").ToString() == "N") { return true; } else if(result.GetValue("recall").ToString() == "Y") { return Cancel(out_trade_no, ++depth); } return false; }
/** * * 获取收货地址js函数入口参数,详情请参考收货地址共享接口:http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_9 * @return string 共享收货地址js函数需要的参数,json格式可以直接做参数使用 */ public string GetEditAddressParameters() { string parameter = ""; try { string host = page.Request.Url.Host; string path = page.Request.Path; string queryString = page.Request.Url.Query; //这个地方要注意,参与签名的是网页授权获取用户信息时微信后台回传的完整url string url = "http://" + host + path + queryString; //构造需要用SHA1算法加密的数据 WxPayData signData = new WxPayData(); signData.SetValue("appid",WxPayConfig.APPID); signData.SetValue("url", url); signData.SetValue("timestamp",WxPayApi.GenerateTimeStamp()); signData.SetValue("noncestr",WxPayApi.GenerateNonceStr()); signData.SetValue("accesstoken",access_token); string param = signData.ToUrl(); Log.Debug(this.GetType().ToString(), "SHA1 encrypt param : " + param); //SHA1加密 string addrSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1"); Log.Debug(this.GetType().ToString(), "SHA1 encrypt result : " + addrSign); //获取收货地址js函数入口参数 WxPayData afterData = new WxPayData(); afterData.SetValue("appId",WxPayConfig.APPID); afterData.SetValue("scope","jsapi_address"); afterData.SetValue("signType","sha1"); afterData.SetValue("addrSign",addrSign); afterData.SetValue("timeStamp",signData.GetValue("timestamp")); afterData.SetValue("nonceStr",signData.GetValue("noncestr")); //转为json格式 parameter = afterData.ToJson(); Log.Debug(this.GetType().ToString(), "Get EditAddressParam : " + parameter); } catch (Exception ex) { Log.Error(this.GetType().ToString(), ex.ToString()); throw new WxPayException(ex.ToString()); } return parameter; }
/** * * 从统一下单成功返回的数据中获取微信浏览器调起jsapi支付所需的参数, * 微信浏览器调起JSAPI时的输入参数格式如下: * { * "appId" : "wx2421b1c4370ec43b", //公众号名称,由商户传入 * "timeStamp":" 1395712654", //时间戳,自1970年以来的秒数 * "nonceStr" : "e61463f8efa94090b1f366cccfbbb444", //随机串 * "package" : "prepay_id=u802345jgfjsdfgsdg888", * "signType" : "MD5", //微信签名方式: * "paySign" : "70EA570631E4BB79628FBCA90534C63FF7FADD89" //微信签名 * } * @return string 微信浏览器调起JSAPI时的输入参数,json格式可以直接做参数用 * 更详细的说明请参考网页端调起支付API:http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_7 * */ public string GetJsApiParameters() { Log.Debug(this.GetType().ToString(), "JsApiPay::GetJsApiParam is processing..."); WxPayData jsApiParam = new WxPayData(); jsApiParam.SetValue("appId", unifiedOrderResult.GetValue("appid")); jsApiParam.SetValue("timeStamp", WxPayApi.GenerateTimeStamp()); jsApiParam.SetValue("nonceStr", WxPayApi.GenerateNonceStr()); jsApiParam.SetValue("package", "prepay_id=" + unifiedOrderResult.GetValue("prepay_id")); jsApiParam.SetValue("signType", "MD5"); jsApiParam.SetValue("paySign", jsApiParam.MakeSign()); string parameters = jsApiParam.ToJson(); Log.Debug(this.GetType().ToString(), "Get jsApiParam : " + parameters); return parameters; }
/** * * 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; }
/** * * 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 } }
/** * 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(); }
/** * * 撤销订单API接口 * @param WxPayData inputObj 提交给撤销订单API接口的参数,out_trade_no和transaction_id必填一个 * @param int timeOut 接口超时时间 * @throws WxPayException * @return 成功时返回API调用结果,其他抛异常 */ public static WxPayData Reverse(WxPayData inputObj, int timeOut = 6) { string url = "https://api.mch.weixin.qq.com/secapi/pay/reverse"; //检测必填参数 if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id")) { throw new WxPayException("撤销订单API接口中,参数out_trade_no和transaction_id必须填写一个!"); } 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 Log.Debug("WxPayApi", "Reverse request : " + xml); string response = HttpService.Post(xml, url, true, timeOut); Log.Debug("WxPayApi", "Reverse 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; }