/// <summary> /// 生成请求时的签名 /// </summary> /// <param name="sPara">请求给支付宝的参数数组</param> /// <returns>签名结果</returns> private static string BuildRequestMysign(Dictionary <string, string> sPara) { //把数组所有元素,按照“参数=参数值”的模式用“&”字符拼接成字符串 string prestr = AlipayCore.CreateLinkString(sPara); //把最终的字符串签名,获得签名结果 string mysign = ""; switch (_sign_type) { case "MD5": mysign = AlipayMD5.Sign(prestr, _key, _input_charset); break; case "RSA": mysign = AlipayRSA.sign(prestr, _private_key, _input_charset); break; case "0001": mysign = AlipayRSA.sign(prestr, _private_key, _input_charset); break; default: mysign = ""; break; } return(mysign); }
/// <summary> /// 获取待签名字符串(调试用) /// </summary> /// <param name="inputPara">通知返回参数数组</param> /// <returns>待签名字符串</returns> public string GetPreSignStr(Dictionary <string, string> inputPara) { Dictionary <string, string> sPara = new Dictionary <string, string>(); //过滤空值、sign与sign_type参数 sPara = AlipayCore.FilterPara(inputPara); //根据字母a到z的顺序把参数排序 sPara = AlipayCore.SortPara(sPara); //获取待签名字符串 string preSignStr = AlipayCore.CreateLinkString(sPara); return(preSignStr); }
/// <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> /// <param name="isSort">是否对待签名数组排序</param> /// <returns>签名验证结果</returns> private bool GetSignVeryfy(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 = AlipayCore.FilterPara(inputPara); if (isSort) { //根据字母a到z的顺序把参数排序 sPara = AlipayCore.SortPara(sPara); } else { sPara = SortNotifyPara(sPara); } //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 (sign != null && sign != "") { switch (_sign_type) { case "MD5": isSgin = AlipayMD5.Verify(preSignStr, sign, _key, _input_charset); break; case "RSA": isSgin = AlipayRSA.verify(preSignStr, sign, _public_key, _input_charset); break; case "0001": isSgin = AlipayRSA.verify(preSignStr, sign, _public_key, _input_charset); break; default: break; } } return(isSgin); }