public static string GetValidOperatorID(string reason, string token)
{
var result = new TokenValidation();
byte[] data = Convert.FromBase64String(token);
byte[] _Id = data.Skip(26).ToArray();
return(Encoding.UTF8.GetString(_Id));
}
public static TokenValidation ValidateToken(string reason, MyUsersModel user, string token)
{
var result = new TokenValidation();
byte[] data = Convert.FromBase64String(token);
byte[] _time = data.Take(8).ToArray();
byte[] _key = data.Skip(8).Take(16).ToArray();
byte[] _reason = data.Skip(24).Take(2).ToArray();
byte[] _Id = data.Skip(26).ToArray();
DateTime when = DateTime.FromBinary(BitConverter.ToInt64(_time, 0));
if (when < DateTime.UtcNow.AddHours(-24))
{
result.Errors.Add(TokenValidationStatus.Expired);
}
Guid gKey = new Guid(_key);
if (gKey.ToString() != user.SecurityStamp)
{
result.Errors.Add(TokenValidationStatus.WrongGuid);
}
if (reason != Encoding.UTF8.GetString(_reason))
{
result.Errors.Add(TokenValidationStatus.WrongPurpose);
}
if (user.UserID.ToString() != Encoding.UTF8.GetString(_Id))
{
result.Errors.Add(TokenValidationStatus.WrongUser);
}
return(result);
}