protected void Page_Load(object sender, EventArgs e)
{
//登录用户名
memid = Request.QueryString["memid"] ?? "";
//微信方提供的APPID，从config配置文件中获取
appid = ConfigurationManager.AppSettings["appid"].ToString();
//接口文档里的参数（目前不知用处）
string auth_code = Request.QueryString["auth_code"] ?? "";
//商品描述
string body = Request.QueryString["body"] ?? "";
//微信支付分配的终端设备号
string device_info = Request.QueryString["device_info"] ?? "";
//微信方提供的mch_id，从config配置文件中获取
string mch_id = ConfigurationManager.AppSettings["mch_id"].ToString();
//随机字符串
string nonce_str = TenpayUtil.getNoncestr();
//通知地址，从config配置文件中获取
string notify_url = ConfigurationManager.AppSettings["domain_url"].ToString() + "/PayRetrun/CZpay/wxpay/CZ_WeiXinNotifyUrl.aspx";
//订单号
out_trade_no = Request.QueryString["out_trade_no"] ?? "";
body = "ORDER" + out_trade_no;
//用户OPENID
string openid = Request.QueryString["openid"] ?? "";
//IP
string spbill_create_ip = Request.UserHostAddress;
//金额
total_fee = Request.QueryString["total_fee"] ?? "";
total_fee = Convert.ToInt32((Convert.ToDecimal(total_fee) * 100)).ToString();//微信的单位为分，所以乘100
//附加数据原样返回
string attach = string.Format("memid|{0}", memid);
cardid = Request.QueryString["cardid"] ?? "";
cardpwd = Request.QueryString["cardpwd"] ?? "";
//获取package包
//商户密钥，从config配置文件中获取
string key = ConfigurationManager.AppSettings["key"].ToString();
Random rd = new Random();
//创建支付应答对象
RequestHandler packageReqHandler = new RequestHandler(Context);
//初始化
packageReqHandler.init();
packageReqHandler.setParameter("appid", appid);
packageReqHandler.setParameter("body", body);
packageReqHandler.setParameter("mch_id", mch_id);
packageReqHandler.setParameter("nonce_str", nonce_str.ToLower());
packageReqHandler.setParameter("notify_url", notify_url);
packageReqHandler.setParameter("openid", openid);
packageReqHandler.setParameter("out_trade_no", out_trade_no + rd.Next(1000, 9999).ToString()); //这里为了重复提交的时候订单号不重复，后面跟随机字符串
packageReqHandler.setParameter("spbill_create_ip", "192.168.1.1");
packageReqHandler.setParameter("total_fee", total_fee); //商品金额,以分为单位(money * 100).ToString()
packageReqHandler.setParameter("trade_type", "JSAPI");
string sign = packageReqHandler.createMd5Sign("key", key);
packageReqHandler.setParameter("sign", sign);
string data = packageReqHandler.parseXML();
var result = TenPayV3.Unifiedorder(data, "https://api.mch.weixin.qq.com/pay/unifiedorder");
var res = XDocument.Parse(result);
string prepay_id = string.Empty;
logger.Info("---------------------------------日志开始----------------------------------------");
logger.Info("appid:" + appid);
logger.Info("body:" + body);
logger.Info("mch_id:" + mch_id);
logger.Info("nonce_str:" + nonce_str);
logger.Info("openid:" + openid);
logger.Info("notify_url:" + notify_url);
logger.Info("out_trade_no:" + out_trade_no);
logger.Info("spbill_create_ip:" + spbill_create_ip);
logger.Info("total_fee:" + total_fee);
logger.Info("trade_type:" + "JSAPI");
logger.Info("XMLValue:" + res.Element("xml").Element("return_code").Value);
logger.Info("XMLValue:" + res.Element("xml").Element("return_msg").Value);
logger.Info("---------------------------------日志结束----------------------------------------");
try
{
if (res.Element("xml").Element("return_code").Value == "SUCCESS")
{
prepay_id = res.Element("xml").Element("prepay_id").Value;
}
}
catch (Exception)
{
}
//调起微信支付签名
timeStamp = TenpayUtil.getTimestamp();
nonceStr = TenpayUtil.getNoncestr().ToLower();
signType = "MD5";
package = string.Format("prepay_id={0}", prepay_id);
//设置支付参数
RequestHandler paySignReqHandler = new RequestHandler(Context);
paySignReqHandler.setParameter("appId", appid);
paySignReqHandler.setParameter("timeStamp", timeStamp);
paySignReqHandler.setParameter("nonceStr", nonceStr);
paySignReqHandler.setParameter("package", package);
paySignReqHandler.setParameter("signType", "MD5");
paySign = paySignReqHandler.createMd5Sign("key", key);
//获取debug信息,建议把请求和debug信息写入日志，方便定位问题
//string pakcageDebuginfo = packageReqHandler.getDebugInfo();
//Response.Write("<br/>pakcageDebuginfo:" + pakcageDebuginfo + "<br/>");
//string paySignDebuginfo = paySignReqHandler.getDebugInfo();
//Response.Write("<br/>paySignDebuginfo:" + paySignDebuginfo + "<br/>");
}
