分类:
微信支付
/// <summary>
/// 读取通知请求流
/// </summary>
/// <param name="stream"></param>
/// <returns></returns>
private string ReadRequest(Stream stream)
{
System.IO.Stream s = stream;
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();
return builder.ToString();
}
/// <summary>
/// 支付通知处理
/// </summary>
public void ProcessNotify()
{
Logger loger = LogManager.GetCurrentClassLogger();
//读取请求流
string resultStr = ReadRequest(Request.InputStream);
loger.Info("获取支付通知：" + DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss"));
loger.Info("获取支付通知：" + resultStr);
//解析对象
WcPayNotifyRequest req = resultStr.FromJsonObj<WcPayNotifyRequest>();
WechatPayHeader payHeader = new WechatPayHeader(Request.Headers);
if (!WxPayHelper.VerifySign(resultStr, payHeader)) //验签
{
loger.Info("平台证书验签失败：" + DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss"));
Response.StatusCode = 500;
Response.Write("{\"code\": \"FAIL\",\"message\": \"验签失败\"}");
Response.End();
return;
}
loger.Info("平台证书验签成功：" + DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss"));
WcPaySuccessNotifyRequest wcPaySuccess = null;
if (req.event_type.Contains("SUCCESS")) //支付成功
{
string decryptText = WxPayHelper.GetAesGcmDecrypt(req.resource.associated_data, req.resource.nonce, req.resource.ciphertext);
wcPaySuccess = decryptText.FromJsonObj<WcPaySuccessNotifyRequest>();
loger.Info("获取支付通知资源对象解密：" + decryptText);
}
//查询订单，判断订单真实性
if (!QueryOrder(wcPaySuccess))
{
Response.StatusCode = 500;
Response.Write("{\"code\": \"FAIL\",\"message\": \"订单未支付成功\"}");
Response.End();
return;
}
else//查询订单支付成功
{
try
{
//do ....
Response.StatusCode = 200;
Response.Write("{\"code\": \"SUCCESS\",\"message\": \"OK\"}");
Response.End();
return;
}
catch (Exception ex)
{
loger.Info("处理支付回传结果失败：" + DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss"));
loger.Info("处理支付回传结果失败：" + ex.Message + ":" + ex.ToStringEx());
Response.StatusCode = 200;
Response.Write("{\"code\": \"SUCCESS\",\"message\": \"OK\"}");
Response.End();
return;
}
}
}评价
