protected void Page_Load(object sender, EventArgs e) { string sp_billno = Request["order_no"]; //当前时间 yyyyMMdd string date = DateTime.Now.ToString("yyyyMMdd"); //订单号,此处用时间和随机数生成,商户根据自己调整,保证唯一 string out_trade_no = "" + DateTime.Now.ToString("HHmmss") + TenpayUtil.BuildRandomStr(4); if (null == sp_billno) { //生成订单10位序列号,此处用时间和随机数生成,商户根据自己调整,保证唯一 sp_billno = DateTime.Now.ToString("HHmmss") + TenpayUtil.BuildRandomStr(4); } else { sp_billno = Request["order_no"].ToString(); } sp_billno = TenpayUtil.partner + sp_billno; //创建RequestHandler实例 RequestHandler packageReqHandler = new RequestHandler(Context); //初始化 packageReqHandler.init(); packageReqHandler.setKey(TenpayUtil.key); //设置package订单参数 packageReqHandler.setParameter("partner", TenpayUtil.partner); //商户号 packageReqHandler.setParameter("bank_type", "WX"); //银行类型 packageReqHandler.setParameter("fee_type", "1"); //币种,1人民币 packageReqHandler.setParameter("input_charset", "GBK"); packageReqHandler.setParameter("out_trade_no", sp_billno); //商家订单号 packageReqHandler.setParameter("total_fee", "1"); //商品金额,以分为单位(money * 100).ToString() packageReqHandler.setParameter("notify_url", TenpayUtil.tenpay_notify); //接收财付通通知的URL packageReqHandler.setParameter("body", "nativecall"); //商品描述 packageReqHandler.setParameter("spbill_create_ip", Page.Request.UserHostAddress); //用户的公网ip,不是商户服务器IP //获取package包 string packageValue = packageReqHandler.getRequestURL(); //调起微信支付签名 string timeStamp = TenpayUtil.getTimestamp(); string nonceStr = TenpayUtil.getNoncestr(); //设置支付参数 RequestHandler payHandler = new RequestHandler(Context); payHandler.setParameter("appid", TenpayUtil.appid); payHandler.setParameter("noncestr", nonceStr); payHandler.setParameter("timestamp", timeStamp); payHandler.setParameter("package", packageValue); payHandler.setParameter("RetCode", "0"); payHandler.setParameter("RetErrMsg", "成功"); string paySign = payHandler.createSHA1Sign(); payHandler.setParameter("app_signature", paySign); payHandler.setParameter("sign_method", "SHA1"); Response.ContentType = "text/xml"; Response.Clear(); Response.Write(payHandler.parseXML()); }