///////
///
/// 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;
}
/// 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;
}
public void WxNotify()
{
lock (_obj)
{
LogHelper.CreateLog("进入回调方法\r\n\r\n", "wxdebug");
Notify notify = new Notify(this);
WxPayData notifyData = notify.GetNotifyData();
LogHelper.CreateLog(string.Format("notifyData:{0}", notifyData.ToJson()), "wxdebug");
//检查支付结果中transaction_id是否存在
if (!notifyData.IsSet("transaction_id"))
{
//若transaction_id不存在，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", "支付结果中微信订单号不存在");
LogHelper.CreateLog(res.ToXml(), "wxdebug");
}
string transactionId = notifyData.GetValue("transaction_id").ToString();
var orderId = notifyData.GetValue("out_trade_no").ToString();
//由于微信会多次发出返回提示,所以需要判断下数据是否已经处理
if (!UpdatePayStatus.CheckIsUpdate(orderId))
{
//查询订单，判断订单真实性
if (!notify.QueryOrder(transactionId))
{
//若订单查询失败，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", "订单查询失败");
LogHelper.CreateLog(transactionId + Environment.NewLine + res.ToXml(), "wxdebug");
}
//查询订单成功
else
{
notifyData.SetValue("is_subscribe", "Y");
UpdatePayStatus.WxUpdate(orderId, _totalFee);
WxPayData res = new WxPayData();
res.SetValue("return_code", "SUCCESS");
res.SetValue("return_msg", "OK");
LogHelper.CreateLog(
"微信支付订单Success" + Environment.NewLine + transactionId + Environment.NewLine + res.ToXml(),
"wxdebug");
}
}
}
}
/// <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 = Controller.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());
Controller.Response.Write(res.ToXml());
Controller.Response.End();
}
//Log.Info(this.GetType().ToString(), "Check sign success");
return data;
}
/// <summary>
/// 统一下单
/// </summary>
/// <param name="wxPayData">提交给统一下单API的参数</param>
/// <param name="timeOut">超时时间</param>
/// <returns>成功时返回，其他抛异常</returns>
public static WxPayData UnifiedOrder(WxPayData wxPayData, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!wxPayData.IsSet("out_trade_no"))
{
throw new WxPayException("缺少统一支付接口必填参数out_trade_no！");
}
else if (!wxPayData.IsSet("body"))
{
throw new WxPayException("缺少统一支付接口必填参数body！");
}
else if (!wxPayData.IsSet("total_fee"))
{
throw new WxPayException("缺少统一支付接口必填参数total_fee！");
}
else if (!wxPayData.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 (wxPayData.GetValue("trade_type").ToString() == "JSAPI" && !wxPayData.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 (wxPayData.GetValue("trade_type").ToString() == "NATIVE" && !wxPayData.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 (!wxPayData.IsSet("notify_url"))
{
var notifyurl = "http://" + HttpContext.Current.Request.Url.Authority + WxPayConfig.NOTIFY_URL;
wxPayData.SetValue("notify_url", notifyurl);//异步通知url
}
wxPayData.SetValue("appid", WxPayConfig.APPID);//公众账号ID
wxPayData.SetValue("mch_id", WxPayConfig.MCHID);//商户号
wxPayData.SetValue("spbill_create_ip", WxPayConfig.IP);//终端ip
wxPayData.SetValue("nonce_str", GenerateNonceStr());//随机字符串
LogHelper.CreateLog(string.Format("WxPayApi.UnifiedOrder:{0}", wxPayData.ToJson()), "wxdebug");
//签名
wxPayData.SetValue("sign", wxPayData.MakeSign());
string xml = wxPayData.ToXml();
var start = DateTime.Now;
LogHelper.CreateLog(string.Format("WxPayApi.UnifiedOrder UnfiedOrder request:{0}", xml), "wxdebug");
string response = HttpService.Post(xml, url, false, timeOut);
LogHelper.CreateLog(string.Format("WxPayApi.UnifiedOrder UnfiedOrder response:{0}", xml), "wxdebug");
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
//将返回的数据转化成wxPayData
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
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;
}
///////
///
/// 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;
}
///////
///
/// 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;
}
/// 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
//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;
}
/// 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;
}
///////
/// 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;
}
