public static BaseResponse ParsePaymentNotify(string xml)
{
logger.Info("ParsePaymentNotify.............");
PaymentNotifyResponse res = null;
XmlDocument doc = null;
try
{
if (!string.IsNullOrEmpty(xml))
{
doc = new XmlDocument();
doc.LoadXml(xml);
res = new PaymentNotifyResponse();
XmlNode return_code = doc.SelectSingleNode("/xml/return_code");
if (return_code != null)
{
logger.Info(return_code.InnerText);
res.return_code = ResponseHelper.ParseResultState(return_code.InnerText);
}
XmlNode return_msg = doc.SelectSingleNode("/xml/return_msg");
if (return_msg != null)
{
res.return_msg = return_msg.InnerText.Trim();
}
if (res.return_code == ResultState.FAIL)
{
return(res);
}
XmlNode sign = doc.SelectSingleNode("/xml/sign");
if (sign != null)
{
res.sign = sign.InnerText.Trim();
}
XmlNode transaction_id = doc.SelectSingleNode("/xml/transaction_id");
if (transaction_id != null)
{
res.transaction_id = transaction_id.InnerText.Trim();
}
XmlNode out_trade_no = doc.SelectSingleNode("/xml/out_trade_no");
if (out_trade_no != null)
{
res.out_trade_no = out_trade_no.InnerText.Trim();
}
XmlNode result_code = doc.SelectSingleNode("/xml/result_code");
if (result_code != null)
{
res.result_code = result_code.InnerText.Trim();
}
XmlNode appid = doc.SelectSingleNode("/xml/appid");
if (appid != null)
{
logger.Info(appid.InnerText);
res.appid = appid.InnerText.Trim();
}
XmlNode mch_id = doc.SelectSingleNode("/xml/mch_id");
if (mch_id != null)
{
res.mch_id = mch_id.InnerText.Trim();
}
XmlNode sub_mch_id = doc.SelectSingleNode("/xml/sub_mch_id");
if (sub_mch_id != null)
{
res.sub_mch_id = sub_mch_id.InnerText.Trim();
}
XmlNode is_subscribe = doc.SelectSingleNode("/xml/is_subscribe");
if (is_subscribe != null)
{
res.is_subscribe = is_subscribe.InnerText.Trim();
}
XmlNode nonce_str = doc.SelectSingleNode("/xml/nonce_str");
if (nonce_str != null)
{
res.nonce_str = nonce_str.InnerText.Trim();
}
XmlNode openid = doc.SelectSingleNode("/xml/openid");
if (openid != null)
{
res.openid = openid.InnerText.Trim();
}
XmlNode err_code = doc.SelectSingleNode("/xml/err_code");
if (err_code != null)
{
res.err_code = err_code.InnerText.Trim();
}
XmlNode err_code_des = doc.SelectSingleNode("/xml/err_code_des");
if (err_code_des != null)
{
res.err_code_des = err_code_des.InnerText.Trim();
}
XmlNode trade_type = doc.SelectSingleNode("/xml/trade_type");
if (trade_type != null)
{
res.trade_type = ResponseHelper.ParseTradeType(trade_type.InnerText);
}
XmlNode bank_type = doc.SelectSingleNode("/xml/bank_type");
if (bank_type != null)
{
res.bank_type = bank_type.InnerText.Trim();
}
XmlNode total_fee = doc.SelectSingleNode("/xml/total_fee");
if (total_fee != null)
{
res.total_fee = int.Parse(total_fee.InnerText.Trim());
}
XmlNode cash_fee = doc.SelectSingleNode("/xml/cash_fee");
if (cash_fee != null)
{
res.cash_fee = int.Parse(cash_fee.InnerText.Trim());
}
XmlNode fee_type = doc.SelectSingleNode("/xml/fee_type");
if (total_fee != null)
{
res.fee_type = fee_type.InnerText.Trim();
}
XmlNode attach = doc.SelectSingleNode("/xml/attach");
if (attach != null)
{
res.attach = attach.InnerText.Trim();
}
XmlNode time_end = doc.SelectSingleNode("/xml/time_end");
if (time_end != null)
{
res.time_end = time_end.InnerText.Trim();
}
}
}
catch (Exception ex)
{
logger.Error(ex);
}
logger.Info("Done ParsePaymentNotify.............");
return(res);
}
public HttpResponseMessage WeChatPayBack()
{
var resp = new HttpResponseMessage(HttpStatusCode.OK);
string returnXML = null;
logger.Info("PaymentController.WeChatPayBack is being called by Wechat payment notify service.........................");
Stream stream = Request.InputStream;
if (stream != null)
{
StreamReader rs = null;
try
{
rs = new StreamReader(stream);
string result = rs.ReadToEnd();
if (!string.IsNullOrEmpty(result))
{
logger.Info("Below is the data posted by wechat payment service");
logger.Info(result);
string paraValues = WeChatPaymentWrapper.ParsePaymentNotifySignParas(result);
logger.Info(string.Format("{0} needs to be signed", paraValues));
BaseResponse baseresponse = WeChatPaymentWrapper.ParsePaymentNotify(result);
PaymentNotifyResponse response = null;
if (baseresponse != null)
{
response = (PaymentNotifyResponse)baseresponse;
}
logger.Info(string.Format("Signature sent by wechat is {0}", response.sign));
WeChatPayConfig config = PersistentValueManager.config;
paraValues += "&key=" + config.ShopSecret;
string sign = UrlSignUtil.GetMD5(paraValues).ToUpper();
logger.Info(string.Format("Signature caculated by localsystem is {0}", sign));
if (sign != response.sign)
{
logger.Error("Two signatures are different, the request was not sent by wechat payment system.");
returnXML = "<xml><return_code>FAIL</return_code><return_msg>签名不正确</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
}
logger.Info("Sign verification passed");
OrderManagement orderMgr = new OrderManagement(0);
PaymentManagement payMgr = new PaymentManagement(0);
int paymentId = 0;
int.TryParse(response.out_trade_no, out paymentId);
if (paymentId > 0)
{
logger.Info("Going to process payment id" + paymentId);
ChargeResult cResult = null;
try
{
BPaymentHistory payment = null;
int total = 0;
List <BPaymentHistory> payments = payMgr.FindUnProcessedOnLinePayments(paymentId, 0, 0, out total);
if (payments != null && payments.Count == 1)
{
payment = payments[0];
if (payment.PayType == 0)//直冲用户支付
{
logger.Info("OpenId:" + response.openid);
logger.Info("OpenTradeNo:" + response.transaction_id);
cResult = orderMgr.ProcessOrderAfterPaid(paymentId, response.transaction_id, response.openid);
logger.Info(cResult.Status.ToString());
logger.Info(cResult.Message);
if (cResult.Status == ChargeStatus.SUCCEED)
{
logger.Info("The payment status has been successfully synced to local system.");
returnXML = "<xml><return_code>SUCCESS</return_code><return_msg>OK</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
return(resp);
}
else
{
logger.Error(cResult.Message);
returnXML = "<xml><return_code>FAIL</return_code><return_msg>unexpected error</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
return(resp);
}
}
}
else
{
logger.Warn("Didn't find payment by id:" + paymentId);
returnXML = "<xml><return_code>FAIL</return_code><return_msg>out_trade_no is wrong</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
}
}
catch (KMBitException e)
{
returnXML = "<xml><return_code>FAIL</return_code><return_msg>unexpected error</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
logger.Error(e);
}
catch (Exception ex)
{
returnXML = "<xml><return_code>FAIL</return_code><return_msg>unexpected error</return_msg></xml>";
resp.Content = new StringContent(returnXML, System.Text.Encoding.UTF8, "text/plain");
logger.Fatal(ex);
}
}
}
}
catch (Exception ex)
{
logger.Error(ex);
}
}
logger.Info("Done...................");
return(resp);
}