|  | Home · All Namespaces · All Classes · Main Classes · Grouped Classes · Modules · Functions |

# torrentserver.cpp Example File
network/torrent/torrentserver.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
     ** Contact: Qt Software Information (qt-info@nokia.com)
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** Commercial Usage
     ** Licensees holding valid Qt Commercial licenses may use this file in
     ** accordance with the Qt Commercial License Agreement provided with the
     ** Software or, alternatively, in accordance with the terms contained in
     ** a written agreement between you and Nokia.
     **
     **
     ** GNU General Public License Usage
     ** Alternatively, this file may be used under the terms of the GNU
     ** General Public License versions 2.0 or 3.0 as published by the Free
     ** Software Foundation and appearing in the file LICENSE.GPL included in
     ** the packaging of this file.  Please review the following information
     ** to ensure GNU General Public Licensing requirements will be met:
     ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
     ** http://www.gnu.org/copyleft/gpl.html.  In addition, as a special
     ** exception, Nokia gives you certain additional rights. These rights
     ** are described in the Nokia Qt GPL Exception version 1.3, included in
     ** the file GPL_EXCEPTION.txt in this package.
     **
     ** Qt for Windows(R) Licensees
     ** As a special exception, Nokia, as the sole copyright holder for Qt
     ** Designer, grants users of the Qt/Eclipse Integration plug-in the
     ** right for the Qt/Eclipse Integration to link to functionality
     ** provided by Qt Designer and its related libraries.
     **
     ** If you are unsure which license is appropriate for your use, please
     ** contact the sales department at qt-sales@nokia.com.
     **
     ****************************************************************************/

     #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(int socketDescriptor)
     {
         PeerWireClient *client =
             new PeerWireClient(ConnectionManager::instance()->clientId(), this);

         if (client->setSocketDescriptor(socketDescriptor)) {
             if (ConnectionManager::instance()->canAddConnection() && !clients.isEmpty()) {
                 connect(client, SIGNAL(infoHashReceived(const QByteArray &)),
                         this, SLOT(processInfoHash(const 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();
     }