/// <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);
}
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);
}