private static void WriteCommandToLogger(int No, string CommandString)
{
if (String.IsNullOrEmpty(isWriteCommandToLogger))
{
isWriteCommandToLogger = System.Configuration.ConfigurationManager.AppSettings["isWriteCommandToLogger"];
if (String.IsNullOrEmpty(isWriteCommandToLogger))
{
isWriteCommandToLogger = "False";
}
}
if (isWriteCommandToLogger.Trim(new char[] { ' ', ' ', '\t', '\r', '\n', '\v', '\f' }).ToLower() == "true")
{
if (log == null)
{
log = new Shove._IO.Log("DataCommand");
}
log.Write(No.ToString() + ", " + CommandString);
}
}
/// <summary>
/// 微信接口通知处理函数
/// </summary>
/// <param name="HandleBusiness">委托函数</param>
/// <param name="errorDescription">返回的错误描述</param>
/// <returns></returns>
public static bool Handle(DelegateHandleBusiness HandleBusiness, ref string errorDescription)
{
errorDescription = string.Empty;
Shove._IO.Log log = new Shove._IO.Log("WeixinShanghu");
#region Check Agrament
Stream stream = HttpContext.Current.Request.InputStream;
if (stream.Length < 1)
{
errorDescription = "数据流为空";
return(false);
}
string requestContent = "";
byte[] b = new byte[stream.Length];
stream.Read(b, 0, (int)stream.Length);
requestContent = System.Text.Encoding.UTF8.GetString(b);
if (string.IsNullOrEmpty(requestContent))
{
errorDescription = "数据流为空";
return(false);
}
log.Write("微信支付通知数据：" + requestContent);
if (string.IsNullOrEmpty(Utility.AppID))
{
errorDescription = "发生错误:appid为null,请查看页面的Load事件是否调用了Utility.InitializePayConfig()方法";
return(false);
}
if (string.IsNullOrEmpty(Utility.MchID))
{
errorDescription = "发生错误:mchid为null,请查看页面的Load事件是否调用了Utility.InitializePayConfig()方法";
return(false);
}
if (string.IsNullOrEmpty(Utility.PayKey))
{
errorDescription = "发生错误:paykey为null,请查看页面的Load事件是否调用了Utility.InitializePayConfig()方法";
return(false);
}
/*
* 返回 XMl 示例
*<xml>
* <appid><![CDATA[wxdf9f01a2ae215175]]></appid>
* <attach><![CDATA[Pay_Data]]></attach>
* <bank_type><![CDATA[CFT]]></bank_type>
* <cash_fee><![CDATA[1]]></cash_fee>
* <fee_type><![CDATA[CNY]]></fee_type>
* <is_subscribe><![CDATA[Y]]></is_subscribe>
* <mch_id><![CDATA[1243322702]]></mch_id>
* <nonce_str><![CDATA[bda67e73dbf446498c87717ccaa2d4dc]]></nonce_str>
* <openid><![CDATA[obIe-jsl8G_M36uOMV-qBgKSnFGo]]></openid>
* <out_trade_no><![CDATA[20150909110449679]]></out_trade_no>
* <result_code><![CDATA[SUCCESS]]></result_code>
* <return_code><![CDATA[SUCCESS]]></return_code>
* <sign><![CDATA[2FBEAF62577AADAC3B9C841BAB2539E6]]></sign>
* <time_end><![CDATA[20150909111319]]></time_end>
* <total_fee>1</total_fee>
* <trade_type><![CDATA[NATIVE]]></trade_type>
* <transaction_id><![CDATA[1003250181201509090826253035]]></transaction_id>
*</xml>
*/
#endregion
// 解析
System.Xml.XPath.XPathDocument xmldoc = null;
try
{
xmldoc = new System.Xml.XPath.XPathDocument(new System.IO.StringReader(requestContent));
}
catch (Exception ex)
{
errorDescription = "解析通知数据 XML 错误。";
log.Write("解析通知数据xml错误。" + ex.ToString());
return(false);
}
System.Xml.XPath.XPathNavigator nav = xmldoc.CreateNavigator();
string appid, attach, bankType, cashFee, feeType, isSubscribe, mchId, nonceStr, openid, outTradeＮo,
resultCode, returnCode, timeEnd, TotalFee, TradeType, TransactionId, sign;
try
{
resultCode = nav.SelectSingleNode("xml/result_code").Value;
returnCode = nav.SelectSingleNode("xml/return_code").Value;
}
catch (Exception ex)
{
errorDescription = "解析通知数据 XML 异常。";
log.Write("解析通知数据xml异常。" + ex.ToString());
return(false);
}
if (resultCode.ToUpper() != "SUCCESS")
{
errorDescription = "发生错误:请求微信网关成功，但微信接口返回错误。错误状态码：" + resultCode + "，描述：" + returnCode;
log.Write("发生错误:请求微信网关成功，但微信接口返回错误。错误状态码：" + resultCode + "，描述：" + returnCode);
return(false);
}
try
{
appid = nav.SelectSingleNode("xml/appid").Value;
bankType = nav.SelectSingleNode("xml/bank_type").Value;
cashFee = nav.SelectSingleNode("xml/cash_fee").Value;
feeType = nav.SelectSingleNode("xml/fee_type").Value;
isSubscribe = nav.SelectSingleNode("xml/is_subscribe").Value;
mchId = nav.SelectSingleNode("xml/mch_id").Value;
nonceStr = nav.SelectSingleNode("xml/nonce_str").Value;
openid = nav.SelectSingleNode("xml/openid").Value;
outTradeＮo = nav.SelectSingleNode("xml/out_trade_no").Value;
timeEnd = nav.SelectSingleNode("xml/time_end").Value;
TotalFee = nav.SelectSingleNode("xml/total_fee").Value;
TradeType = nav.SelectSingleNode("xml/trade_type").Value;
TransactionId = nav.SelectSingleNode("xml/transaction_id").Value;
sign = nav.SelectSingleNode("xml/sign").Value;
}
catch (Exception ex)
{
errorDescription = "解析通知数据 XML 异常。";
log.Write("解析通知数据xml异常。" + ex.ToString());
return(false);
}
try
{
// attach 接口附加返回参数，防止为空
attach = nav.SelectSingleNode("xml/attach").Value;
}
catch { attach = string.Empty; }
SortedDictionary <string, string> sParaTemp = new SortedDictionary <string, string>();
sParaTemp.Add("appid", appid);
sParaTemp.Add("attach", attach);
sParaTemp.Add("bank_type", bankType);
sParaTemp.Add("cash_fee", cashFee);
sParaTemp.Add("fee_type", feeType);
sParaTemp.Add("is_subscribe", isSubscribe);
sParaTemp.Add("mch_id", mchId);
sParaTemp.Add("nonce_str", nonceStr);
sParaTemp.Add("openid", openid);
sParaTemp.Add("out_trade_no", outTradeＮo);
sParaTemp.Add("result_code", resultCode);
sParaTemp.Add("return_code", returnCode);
sParaTemp.Add("time_end", timeEnd);
sParaTemp.Add("total_fee", TotalFee);
sParaTemp.Add("trade_type", TradeType);
sParaTemp.Add("transaction_id", TransactionId);
Utility utility = new Utility();
string _sign = utility.CreateSign(sParaTemp, Utility.PayKey).ToUpper();
if (sign.Trim().ToUpper() != _sign)
{
errorDescription = "微信响应结果签名错误";
log.Write("签名错误。微信签名结果：" + sign + "，系统签名：" + _sign);
return(false);
}
string returnWeChartData = "<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>";
if (!HandleBusiness(requestContent))
{
log.Write("发生错误:调用HandleBusiness()方法错误。等待微信重新通知。");
return(false);
}
// 响应微信支付，订单处理成功
HttpContext.Current.Response.Write(returnWeChartData);
return(true);
}