CITPLib::CITPLib(QObject *parent)
: QObject(parent),
m_peerSocket(NULL)
{
m_peerSocket = new PeerInformationSocket(this);
Q_CHECK_PTR(m_peerSocket);
connect(m_peerSocket, SIGNAL(peersUpdated()),
this, SIGNAL(peersUpdated()));
}
void PeerInformationSocket::addPeer(const QHostAddress &host, quint16 listeningPort,
const QString &typeString,
const QString &name, const QString &state)
{
// check if we already have this peer
foreach (const Peer *peer, m_peerList)
{
if (peer)
{
if (peer->peerHost() == host.toString() && peer->peerListeningPort() == listeningPort)
{
return;
}
}
}
// qDebug() << "Adding new peer to list:" << host.toString() << listeningPort << typeString << name << state;
// add the newly discovered peer
Peer *newPeer;
if ("Visualizer" == typeString)
{
newPeer = new Visualizer(host, listeningPort, name, state);
}
else
{
newPeer = new Peer(host, listeningPort, name, state);
}
Q_CHECK_PTR(newPeer);
m_peerList.append(newPeer);
qDebug() << "added peer, peer list size:" << m_peerList.size();
emit peersUpdated();
}
void Messenger::onTimerdiscovery()
{
QString packet = PCK_HEADER "DISCOVERY:" + _mypeer.ID();
//QHostAddress target = QHostAddress("224.1.2.3");
//QHostAddress target = QHostAddress("192.168.0.255");
QHostAddress target = QHostAddress::Broadcast;
logSent(packet, target);
_udp.writeDatagram(packet.toUtf8(), target, 2880);
// chekc for olds
for(int i=0; i<_peers.count(); i++)
if(_peers[i].Lastseen.secsTo(QTime::currentTime()) > 10)
{
_peers.removeAt(i);
emit peersUpdated();
}
// room list
for(int i=0; i<_rooms.count(); i++)
roomList(_rooms[i]);
for(int i=0; i<_rooms.count(); i++)
{
QString room = _rooms[i];
if(!_roomslist.contains(room)) continue;
for(int j=0; j<_roomslist[room].count(); j++)
if(_roomslist[room].at(j).Lastseen.secsTo(QTime::currentTime()) > 10)
{
QString name = _roomslist[room][j].ID();
_roomslist[room].removeAt(j);
emit roomListUpdated(room, "*** " + name + " Left. ***");
}
}
}
void Messenger::processTheDatagram(QByteArray data, QHostAddress sender)
{
QString str_packet = QString(data);
QStringList packet = str_packet.split(':');
if(packet.count()<4)
{
qWarning("Warning: Unknown Packet. ");
return;
}
if(packet[0] != "288")
{
qWarning("Warning: Protocol Mismatch. ");
return;
}
if(packet[1] != "0")
{
qWarning("Warning: Protocol Version Mismatch. ");
return;
}
if(packet[2] == "DISCOVERY")
{
int found = -1;
for(int i=0; i<_peers.count(); i++)
if(_peers[i].ID() == packet[3]) found = i;
if(found == -1)
{
Peer newpeer;
QString peerid = packet[3];
QStringList peerids = peerid.split('@');
if(peerids.count() != 2)
{
qWarning("Warning: Wronge new Peer ID.");
return;
}
newpeer.Name = peerids[0];
newpeer.Domain = peerids[1];
newpeer.Host = sender;
newpeer.Lastseen = QTime::currentTime();
_peers.append(newpeer);
emit peersUpdated();
}
else
{
_peers[found].Lastseen = QTime::currentTime();
}
}
if(packet[2] == "ROOMLIST")
{
QString room = packet[3];
if(!_rooms.contains(room)) return;
if(!_roomslist.contains(room))
_roomslist.insert(room, PeerList());
int found = -1;
for(int i=0; i<_roomslist[room].count(); i++)
if(_roomslist[room][i].ID() == packet[4]) found = i;
if(found == -1)
{
Peer newpeer;
QString peerid = packet[4];
QStringList peerids = peerid.split('@');
if(peerids.count() != 2)
{
qWarning("Warning: Wronge new Peer ID.");
return;
}
newpeer.Name = peerids[0];
newpeer.Domain = peerids[1];
newpeer.Host = sender;
newpeer.Lastseen = QTime::currentTime();
_roomslist[room].append(newpeer);
emit roomListUpdated(room, "*** " + newpeer.ID() + " Joined. ***");
}
else
{
_roomslist[room][found].Lastseen = QTime::currentTime();
}
}
if(packet[2] == "PM")
{
QString from = packet[3];
QString text = packet[4];
for(int i=5; i<packet.count(); i++)
text += ":" + packet[i];
emit receivedPM(from, text);
}
if(packet[2] == "ROOM")
{
QString room = packet[3];
QString from = packet[4];
QString text = packet[5];
for(int i=6; i<packet.count(); i++)
text += ":" + packet[i];
bool found=false;
for(int i=0;i<_rooms.count(); i++)
if(_rooms[i] == room) found = true;
if(found)
emit receivedRoom(room, from, text);
}
}