/// <summary>
/// 微信服务器验证
/// </summary>
/// <param name="signature">微信加密签名，signature结合了开发者填写的token参数和请求中的timestamp参数、nonce参数。</param>
/// <param name="timestamp">时间戳</param>
/// <param name="nonce">随机数</param>
/// <returns></returns>
public bool Verify(string signature, string timestamp, string nonce)
{
if (signature.length() == 40)
{
string value;
if (string.Compare(nonce, timestamp, StringComparison.Ordinal) >= 0)
{
string other = nonce;
nonce = timestamp;
timestamp = other;
}
if (string.Compare(timestamp, token, StringComparison.Ordinal) >= 0)
{
value = timestamp;
if (string.Compare(nonce, token, StringComparison.Ordinal) >= 0)
{
timestamp = nonce;
nonce = token;
}
else
{
timestamp = token;
}
}
else
{
value = token;
}
if (SHA.Sha1(AutoCSer.Extension.String_Weixin.ConcatBytes(nonce, timestamp, value)).checkLowerHexNotNull(signature))
{
return(true);
}
}
AutoCSer.Log.Pub.Log.add(Log.LogType.Debug | Log.LogType.Info, "微信服务器验证错误 signature[" + signature + @"] timestamp[" + timestamp + "] nonce[" + nonce + "] token[" + token + "]");
return(false);
}
/// <summary>
/// 获取签名
/// </summary>
/// <param name="values"></param>
/// <returns></returns>
private static string getSignature(string[] values)
{
Array.Sort(values, string.CompareOrdinal);
return(SHA.Sha1(Extensions.StringExtensionWeixin.ConcatBytes(values)).toLowerHex());
}
