コード例 #1
0
ファイル: AlipayNotify.cs プロジェクト: mxcanfly/WYJK
        /// <summary>
        /// 获取返回时的签名验证结果
        /// </summary>
        /// <param name="inputPara">通知返回参数数组</param>
        /// <param name="sign">对比的签名结果</param>
        /// <returns>签名验证结果</returns>
        private bool GetSignVeryfy(SortedDictionary <string, string> inputPara, string sign)
        {
            //过滤空值、sign与sign_type参数
            var sPara = AlipayCore.FilterPara(inputPara);

            //获取待签名字符串
            string preSignStr = AlipayCore.CreateLinkString(sPara);

            //获得签名验证结果
            bool isSgin = false;

            if (string.IsNullOrWhiteSpace(sign) == false)
            {
                switch (_config.SignType)
                {
                case "RSA":
                    isSgin = RSAFromPkcs8.Verify(preSignStr, sign, _config.PublicKey, _config.InputCharset);
                    break;

                case "MD5":
                    isSgin = VerifyByMd5(preSignStr, sign, _config.PublicKey, _config.InputCharset);
                    break;

                case "0001":
                    isSgin = RSAFromPkcs8.Verify(preSignStr, sign, _config.PublicKey, _config.InputCharset);
                    break;

                default:
                    break;
                }
            }

            return(isSgin);
        }
コード例 #2
0
        internal static bool GetSignVeryfy(AlipayConfig config, Dictionary <string, string> inputPara, string sign, bool isSort)
        {
            Dictionary <string, string> sPara = new Dictionary <string, string>();

            //过滤空值、sign与sign_type参数
            sPara = FilterPara(inputPara);

            if (isSort)
            {
                //根据字母a到z的顺序把参数排序
                sPara = SortPara(sPara);
            }
            else
            {
                sPara = SortNotifyPara(sPara);
            }

            //获取待签名字符串
            string preSignStr = CreateLinkString(sPara);

            //获得签名验证结果
            bool isSgin = false;

            if (string.IsNullOrEmpty(sign) == false)
            {
                switch (config.SignType)
                {
                case "MD5":
                    isSgin = SignByMd5(preSignStr, config.SecurityKey, config.InputCharset) == sign;
                    break;

                case "RSA":
                    isSgin = RSAFromPkcs8.Verify(preSignStr, sign, config.PublicKey, config.InputCharset);
                    break;

                case "0001":
                    isSgin = RSAFromPkcs8.Verify(preSignStr, sign, config.PublicKey, config.InputCharset);
                    break;

                default:
                    break;
                }
            }

            return(isSgin);
        }
コード例 #3
0
        /// <summary>
        /// 创建支付宝支付的加密数据
        /// </summary>
        /// <param name="orderSn">订单号</param>
        /// <param name="body">订单商品描述</param>
        /// <param name="totalFee">订单金额</param>
        /// <param name="subject"></param>
        /// <param name="platform">客户端名称</param>
        /// <param name="version">客户端版本</param>
        /// <returns></returns>
        public static string CreateAlipay(string orderSn, string body, decimal totalFee, string subject, string platform, string version)
        {
            // 外部交易号 这里取当前时间,商户可根据自己的情况修改此参数,但保证唯一性
            string outTradeNo = orderSn.ToString(CultureInfo.InvariantCulture);

            AlipayConfig config = AlipayConfig.Default;

            string appenv = $"system={platform}^version={version}";
            //获取待签名字符串
            string content = AlipayManager.GetAlipayString(config.Partner, outTradeNo, body, totalFee, subject, version, appenv);


            //生成签名
            string mysign = RSAFromPkcs8.Sign(content, config.PrivateKey, config.InputCharset);
            //返回参数格式
            string strReturn = content + "&sign=\"" + HttpUtility.UrlEncode(mysign + "", Encoding.UTF8) + "\"&sign_type=\"RSA\"";

            return(strReturn);
        }
コード例 #4
0
        /// <summary>
        /// 支付宝手机回调校验方法
        /// </summary>
        /// <param name="config"></param>
        /// <param name="parameter"></param>
        /// <param name="sign"></param>
        /// <returns></returns>
        public static async Task <bool> VerifyMobileNotify(AlipayConfig config, Dictionary <string, string> parameter, string sign)
        {
            if (config.SignType == "00001")
            {
                parameter["notify_data"] = RSAFromPkcs8.DecryptData(parameter["notify_data"], config.PublicKey, config.InputCharset);
            }
            string responseTxt = "true";

            try
            {
                //XML解析notify_data数据,获取notify_id
                string      notifyId = "";
                XmlDocument xmlDoc   = new XmlDocument();
                xmlDoc.LoadXml(parameter["notify_data"]);

                notifyId = xmlDoc.SelectSingleNode("/notify/notify_id")?.InnerText;

                if (notifyId != "")
                {
                    string veryfyUrl = config.VerifyUrl + "partner=" + config.Partner + "&notify_id=" + notifyId;
                    using (WebClient client = new WebClient())
                    {
                        responseTxt = await client.DownloadStringTaskAsync(veryfyUrl);
                    }
                }
            }
            catch (Exception e)
            {
                responseTxt = e.ToString();
            }

            //获取返回时的签名验证结果
            bool isSign = GetSignVeryfy(config, parameter, sign, false);


            return(responseTxt == "true" && isSign);
        }