/// <summary>
/// 获取待签名字符串（调试用）
/// </summary>
/// <returns>待签名字符串</returns>
public string GetPreSignStr()
{
//过滤空值、sign与signType参数
Dictionary <string, string> dictPara = AlipayCore.FilterPara(_paras);
//获取待签名字符串
string preSignStr = AlipayCore.CreateLinkString(dictPara);
return(preSignStr);
}
/// <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 = string.Empty;
switch (SignType)
{
case "MD5":
mysign = HashHelper.GetMd5(prestr + Key, Encoding.GetEncoding(InputCharset));
break;
}
return(mysign);
}
/// <summary>
/// 获取返回时的签名验证结果
/// </summary>
/// <param name="sign">对比签名结果的方式</param>
/// <returns>签名验证结果</returns>
private bool GetSignVerify(string sign)
{
//过滤空值、sign与signType参数
Dictionary <string, string> dictPara = AlipayCore.FilterPara(_paras);
//获取待签名字符串
string perSignStr = AlipayCore.CreateLinkString(dictPara);
bool isSign = false;
if (!string.IsNullOrEmpty(sign))
{
switch (_signType)
{
case "MD5":
isSign = Md5Verify(perSignStr, sign, _key, _inputCharset);
break;
case "RSA":
isSign = RsaVerify(perSignStr, sign, _publicKey, _inputCharset);
break;
}
}
return(isSign);
}