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torrentserver.cpp Example File

network/torrent/torrentserver.cpp
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 #include "connectionmanager.h"
 #include "peerwireclient.h"
 #include "ratecontroller.h"
 #include "torrentclient.h"
 #include "torrentserver.h"

 Q_GLOBAL_STATIC(TorrentServer, torrentServer)

 TorrentServer *TorrentServer::instance()
 {
     return torrentServer();
 }

 void TorrentServer::addClient(TorrentClient *client)
 {
     clients << client;
 }

 void TorrentServer::removeClient(TorrentClient *client)
 {
     clients.removeAll(client);
 }

 void TorrentServer::incomingConnection(qintptr socketDescriptor)
 {
     PeerWireClient *client =
         new PeerWireClient(ConnectionManager::instance()->clientId(), this);

     if (client->setSocketDescriptor(socketDescriptor)) {
         if (ConnectionManager::instance()->canAddConnection() && !clients.isEmpty()) {
             connect(client, SIGNAL(infoHashReceived(QByteArray)),
                     this, SLOT(processInfoHash(QByteArray)));
             connect(client, SIGNAL(error(QAbstractSocket::SocketError)),
                     this, SLOT(removeClient()));
             RateController::instance()->addSocket(client);
             ConnectionManager::instance()->addConnection(client);
             return;
         }
     }
     client->abort();
     delete client;
 }

 void TorrentServer::removeClient()
 {
     PeerWireClient *peer = qobject_cast<PeerWireClient *>(sender());
     RateController::instance()->removeSocket(peer);
     ConnectionManager::instance()->removeConnection(peer);
     peer->deleteLater();
 }

 void TorrentServer::processInfoHash(const QByteArray &infoHash)
 {
     PeerWireClient *peer = qobject_cast<PeerWireClient *>(sender());
     foreach (TorrentClient *client, clients) {
         if (client->state() >= TorrentClient::Searching && client->infoHash() == infoHash) {
             peer->disconnect(peer, 0, this, 0);
             client->setupIncomingConnection(peer);
             return;
         }
     }
     removeClient();
 }
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