/// <summary>
/// 验签
/// </summary>
/// <param name="inputPara"></param>
/// <returns></returns>
public Boolean Verify(SortedDictionary<string, string> inputPara)
{
Dictionary<string, string> sPara = new Dictionary<string, string>();
Boolean verifyResult = AlipaySignature.RSACheckV1(inputPara, alipay_public_key, charset,sign_type,false);
return verifyResult;
}
异步请求：
[HttpPost]
public void AsyncPay()
{
SortedDictionary<string, string> sPara = GetRequestPost();//将post请求过来的参数传化为SortedDictionary
if (sPara.Count > 0)
{
AlipayTradeWayPayServer pay = new AlipayTradeWayPayServer();
Boolean VerifyResult = pay.Verify(sPara);//验签if (VerifyResult)
{
try
{
//商户订单号
string out_trade_no = Request.Form["out_trade_no"];
//支付宝交易号
string trade_no = Request.Form["trade_no"];
//支付金额
decimal total_amount = Request.Form["total_amount"].ConvertType(Decimal.Zero);
//实收金额
//decimal receipt_amount = Request.Form["receipt_amount"].ConvertType(Decimal.Zero);
//交易状态
string trade_status = Request.Form["trade_status"];
//卖家支付宝账号
string seller_id = Request.Form["seller_id"];
//商品描述
string body = Request.Form["body"];
//交易创建时间
DateTime gmt_create = DateTime.Parse(Request.Form["gmt_create"]);
//交易付款时间
DateTime gmt_payment = DateTime.Parse(Request.Form["gmt_payment"]);
string appid = Request.Form["app_id"];
WriteError("验证参数开始");
Boolean DataValidity = pay.CheckInform(out_trade_no, total_amount, seller_id, appid);//商家判断参数时候是否匹配if (DataValidity)
{
if (Request.Form["trade_status"] == "TRADE_FINISHED")
{
AlipayWayPayPO model = CreateAlipayWayPay(out_trade_no, trade_no, trade_status, gmt_create, gmt_payment);
pay.PaySuccess(out_trade_no, model, Server.MapPath("~/" + DateTime.Today.ToString("yyMMdd") + ".txt"));//修改订单
//注意：
//退款日期超过可退款期限后（如三个月可退款），支付宝系统发送该交易状态通知
}
else if (Request.Form["trade_status"] == "TRADE_SUCCESS")
{
AlipayWayPayPO model = CreateAlipayWayPay(out_trade_no, trade_no, trade_status, gmt_create, gmt_payment);
pay.PaySuccess(out_trade_no, model, Server.MapPath("~/" + DateTime.Today.ToString("yyMMdd") + ".txt"));//修改订单
//注意：
//付款完成后，支付宝系统发送该交易状态通知
}
else
{
}
//——请根据您的业务逻辑来编写程序（以上代码仅作参考）——
Response.Write("success"); //请不要修改或删除
/////////////////////////////////////////////////////////////////////////////////////////////////////////////
}
}
catch (Exception ex)
{
}
}
else//验证失败
{
Response.Write("fail");
}
}
else
{
Response.Write("无通知参数");
}
}
