public static AccessToken Decrypt(string token, string encryptionPrivateKey = "")
{
var version = token.Substring(0, 3);
TokenPackContent packContent = new TokenPackContent();
var buffer = new ByteBuf(Convert.FromBase64String(token.Substring(3)));
packContent.unmarshal(buffer);
var newToken = new AccessToken()
{
UserId = Encoding.UTF8.GetString(packContent.uid),
UserName = Encoding.UTF8.GetString(packContent.uname),
UserType = (int)packContent.utype,
Timestamp = (int)packContent.ts
};
var claimMessage = new ClaimContent();
claimMessage.unmarshal(new ByteBuf(packContent._messageRawContent));
newToken.Claims = claimMessage;
var sign = generateSignature(encryptionPrivateKey, newToken.UserId, newToken.UserName, newToken.UserType, newToken.Timestamp);
if (Convert.ToBase64String(sign) != Convert.ToBase64String(packContent.signature))
{
throw new Exception("sign verify fail");
}
return(newToken);
}
public AccessToken()
{
Claims = new ClaimContent();
}