Long live Qt 4.5!

1 files changed, 104 insertions, 0 deletions

diff --git a/examples/network/torrent/torrentserver.cpp b/examples/network/torrent/torrentserver.cpp
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+++ b/examples/network/torrent/torrentserver.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 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 the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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();
+}