#include <QtNetwork>
#include "client.h"
#include "connection.h"
#include "peermanager.h"
Client::Client()
{
peerManager = new PeerManager(this);
peerManager->setServerPort(server.serverPort());
peerManager->startBroadcasting();
QObject::connect(peerManager, SIGNAL(newConnection(Connection*)),
this, SLOT(newConnection(Connection*)));
QObject::connect(&server, SIGNAL(newConnection(Connection*)),
this, SLOT(newConnection(Connection*)));
}
void Client::sendMessage(const QString &message)
{
if (message.isEmpty())
return;
QList<Connection *> connections = peers.values();
foreach (Connection *connection, connections)
connection->sendMessage(message);
}
QString Client::nickName() const
{
return QString(peerManager->userName()) + '@' + QHostInfo::localHostName()
+ ':' + QString::number(server.serverPort());
}
bool Client::hasConnection(const QHostAddress &senderIp, int senderPort) const
{
if (senderPort == -1)
return peers.contains(senderIp);
if (!peers.contains(senderIp))
return false;
QList<Connection *> connections = peers.values(senderIp);
foreach (Connection *connection, connections) {
if (connection->peerPort() == senderPort)
return true;
}
return false;
}
void Client::newConnection(Connection *connection)
{
connection->setGreetingMessage(peerManager->userName());
connect(connection, SIGNAL(error(QAbstractSocket::SocketError)),
this, SLOT(connectionError(QAbstractSocket::SocketError)));
connect(connection, SIGNAL(disconnected()), this, SLOT(disconnected()));
connect(connection, SIGNAL(readyForUse()), this, SLOT(readyForUse()));
}
void Client::readyForUse()
{
Connection *connection = qobject_cast<Connection *>(sender());
if (!connection || hasConnection(connection->peerAddress(),
connection->peerPort()))
return;
connect(connection, SIGNAL(newMessage(QString,QString)),
this, SIGNAL(newMessage(QString,QString)));
peers.insert(connection->peerAddress(), connection);
QString nick = connection->name();
if (!nick.isEmpty())
emit newParticipant(nick);
}
void Client::disconnected()
{
if (Connection *connection = qobject_cast<Connection *>(sender()))
removeConnection(connection);
}
void Client::connectionError(QAbstractSocket::SocketError )
{
if (Connection *connection = qobject_cast<Connection *>(sender()))
removeConnection(connection);
}
void Client::removeConnection(Connection *connection)
{
if (peers.contains(connection->peerAddress())) {
peers.remove(connection->peerAddress());
QString nick = connection->name();
if (!nick.isEmpty())
emit participantLeft(nick);
}
connection->deleteLater();
}