/// <exception cref="Javax.Security.Sasl.SaslException"/>
public virtual byte[] EvaluateResponse(byte[] response)
{
if (completed)
{
throw new InvalidOperationException("PLAIN authentication has completed");
}
if (response == null)
{
throw new ArgumentException("Received null response");
}
try
{
string payload;
try
{
payload = Runtime.GetStringForBytes(response, "UTF-8");
}
catch (Exception e)
{
throw new ArgumentException("Received corrupt response", e);
}
// [ authz, authn, password ]
string[] parts = payload.Split("\u0000", 3);
if (parts.Length != 3)
{
throw new ArgumentException("Received corrupt response");
}
if (parts[0].IsEmpty())
{
// authz = authn
parts[0] = parts[1];
}
NameCallback nc = new NameCallback("SASL PLAIN");
nc.SetName(parts[1]);
PasswordCallback pc = new PasswordCallback("SASL PLAIN", false);
pc.SetPassword(parts[2].ToCharArray());
AuthorizeCallback ac = new AuthorizeCallback(parts[1], parts[0]);
cbh.Handle(new Javax.Security.Auth.Callback.Callback[] { nc, pc, ac });
if (ac.IsAuthorized())
{
authz = ac.GetAuthorizedID();
}
}
catch (Exception e)
{
throw new SaslException("PLAIN auth failed: " + e.Message);
}
finally
{
completed = true;
}
return(null);
}
private ResponseTextMessage Build(Update update)
{
if (UpdateType.Message.CompareTo(update.Type) == 0)
{
return(CommandHandler.Handle(context, update.Message));
}
if (update.Type == UpdateType.CallbackQuery)
{
return(CallbackHandler.Handle(context, update.CallbackQuery));
}
return(null);
}