diff options
Diffstat (limited to 'examples/network/network-chat/client.cpp')
| -rw-r--r-- | examples/network/network-chat/client.cpp | 103 |
1 files changed, 25 insertions, 78 deletions
diff --git a/examples/network/network-chat/client.cpp b/examples/network/network-chat/client.cpp index fe35d535f4..c637224127 100644 --- a/examples/network/network-chat/client.cpp +++ b/examples/network/network-chat/client.cpp @@ -1,62 +1,18 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtNetwork> +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "client.h" #include "connection.h" #include "peermanager.h" +#include <QHostInfo> + +#include <algorithm> +#include <functional> + Client::Client() + : peerManager(new PeerManager(this)) { - peerManager = new PeerManager(this); peerManager->setServerPort(server.serverPort()); peerManager->startBroadcasting(); @@ -71,7 +27,7 @@ void Client::sendMessage(const QString &message) if (message.isEmpty()) return; - for (Connection *connection : qAsConst(peers)) + for (Connection *connection : std::as_const(peers)) connection->sendMessage(message); } @@ -81,43 +37,35 @@ QString Client::nickName() const + ':' + QString::number(server.serverPort()); } -bool Client::hasConnection(const QHostAddress &senderIp, int senderPort) const +bool Client::hasConnection(const QByteArray &peerUniqueId) const { - if (senderPort == -1) - return peers.contains(senderIp); - - if (!peers.contains(senderIp)) - return false; - - const QList<Connection *> connections = peers.values(senderIp); - for (const Connection *connection : connections) { - if (connection->peerPort() == senderPort) - return true; - } - - return false; + return peers.contains(peerUniqueId); } void Client::newConnection(Connection *connection) { - connection->setGreetingMessage(peerManager->userName()); - - connect(connection, &Connection::errorOccurred, this, &Client::connectionError); - connect(connection, &Connection::disconnected, this, &Client::disconnected); + connection->setGreetingMessage(peerManager->userName(), peerManager->uniqueId()); connect(connection, &Connection::readyForUse, this, &Client::readyForUse); + connect(connection, &Connection::errorOccurred, connection, &QObject::deleteLater); + connect(connection, &Connection::disconnected, connection, &QObject::deleteLater); } void Client::readyForUse() { Connection *connection = qobject_cast<Connection *>(sender()); - if (!connection || hasConnection(connection->peerAddress(), - connection->peerPort())) + if (!connection || hasConnection(connection->uniqueId())) { + if (connection) { + connection->disconnectFromHost(); + connection->deleteLater(); + } return; + } - connect(connection, &Connection::newMessage, - this, &Client::newMessage); + connect(connection, &Connection::errorOccurred, this, &Client::connectionError); + connect(connection, &Connection::disconnected, this, &Client::disconnected); + connect(connection, &Connection::newMessage, this, &Client::newMessage); - peers.insert(connection->peerAddress(), connection); + peers.insert(connection->uniqueId(), connection); QString nick = connection->name(); if (!nick.isEmpty()) emit newParticipant(nick); @@ -137,8 +85,7 @@ void Client::connectionError(QAbstractSocket::SocketError /* socketError */) void Client::removeConnection(Connection *connection) { - if (peers.contains(connection->peerAddress())) { - peers.remove(connection->peerAddress()); + if (peers.remove(connection->uniqueId())) { QString nick = connection->name(); if (!nick.isEmpty()) emit participantLeft(nick); |