protected virtual void HandleUsr(SwitchboardConnection c, Command cmd)
{
// >>> USR TrID UserHandle AuthResponseInfo
// <<< USR TrID OK UserHandle FriendlyName
// authenticate and ensure there's a matching session invite
String userHandle = cmd.Params[0];
String keyToken = cmd.Params[1];
User user = User.GetUser(userHandle);
SwitchboardInvitation invite = Server.GetInvitationByUserAndKey(user, keyToken);
if (invite == null)
{
Command err = new Command(Error.AuthenticationFailed, cmd.TrId);
Server.Send(c, err);
}
else
{
invite.SetRsvp();
if (c.Protocol == null)
{
c.Protocol = _protocols.Find(p => p.CompatibleWithProtocol(invite.Protocol)); //( p => p.Name == invite.Protocol );
}
SwitchboardSession session = invite.Session;
c.User = user;
c.Session = session;
session.Connections.Add(c);
User thisUser = User.GetUser(userHandle);
Command response = new Command(Verb.Usr, cmd.TrId, "OK", userHandle, thisUser.FriendlyName);
Server.Send(c, response);
}
}
protected virtual void HandleAns(SwitchboardConnection c, Command cmd)
{
// >>> ANS TrID LocalUserHandle AuthResponseInfo SessionID
// <<< IRO TrID Participant# TotalParticipants UserHandle FriendlyName
// <<< ANS TrID OK
// add this user to that session, assuming it authenticates
String sessionKey = cmd.Params[1];
Int32 sessionId = Int32.Parse(cmd.Params[2]);
User user = User.GetUser(cmd.Params[0]);
if (user == null)
{
Command responseErr = new Command(Error.AuthenticationFailed, cmd.TrId);
Server.Send(c, responseErr);
return;
}
SwitchboardInvitation invite = Server.GetInvitationByUserKeyAndId(user, sessionKey, sessionId);
if (invite == null)
{
Command responseErr = new Command(Error.AuthenticationFailed, cmd.TrId);
Server.Send(c, responseErr);
return;
}
invite.SetRsvp();
if (c.Protocol == null)
{
c.Protocol = _protocols.Find(p => p.CompatibleWithProtocol(invite.Protocol)); //( p => p.Name == invite.Protocol );
}
SwitchboardSession session = invite.Session;
int cnt = session.Connections.Count;
for (int i = 0; i < session.Connections.Count; i++)
{
SwitchboardConnection sc = session.Connections[i];
if (sc != c)
{
Command iro = new Command(Verb.Iro, cmd.TrId, (i + 1).ToStringInvariant(), cnt.ToStringInvariant(), sc.User.UserHandle, sc.User.FriendlyName);
Server.Send(c, iro);
}
}
c.User = user;
c.Session = session;
session.Connections.Add(c);
Command respOk = new Command(Verb.Ans, cmd.TrId, "OK");
Server.Send(c, respOk);
// When a new user joins a Switchboard session, the server sends the
// following command to all participating clients, including the client
// joining the session:
// <<< JOI CalleeUserHandle CalleeUserFriendlyName
// UPDATE: Actually, I think not; don't send it to the person joining
Command joi = new Command(Verb.Joi, -1, user.UserHandle, user.FriendlyName);
Server.BroadcastCommand(session, joi, c);
}
