echoserver.cpp Example File

echoserver/echoserver.cpp
/**************************************************************************** ** ** Copyright (C) 2016 Kurt Pattyn <pattyn.kurt@gmail.com>. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtWebSockets module 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 "echoserver.h" #include "QtWebSockets/qwebsocketserver.h" #include "QtWebSockets/qwebsocket.h" #include <QtCore/QDebug> QT_USE_NAMESPACE EchoServer::EchoServer(quint16 port, bool debug, QObject *parent) : QObject(parent), m_pWebSocketServer(new QWebSocketServer(QStringLiteral("Echo Server"), QWebSocketServer::NonSecureMode, this)), m_debug(debug) { if (m_pWebSocketServer->listen(QHostAddress::Any, port)) { if (m_debug) qDebug() << "Echoserver listening on port" << port; connect(m_pWebSocketServer, &QWebSocketServer::newConnection, this, &EchoServer::onNewConnection); connect(m_pWebSocketServer, &QWebSocketServer::closed, this, &EchoServer::closed); } } EchoServer::~EchoServer() { m_pWebSocketServer->close(); qDeleteAll(m_clients.begin(), m_clients.end()); } void EchoServer::onNewConnection() { QWebSocket *pSocket = m_pWebSocketServer->nextPendingConnection(); connect(pSocket, &QWebSocket::textMessageReceived, this, &EchoServer::processTextMessage); connect(pSocket, &QWebSocket::binaryMessageReceived, this, &EchoServer::processBinaryMessage); connect(pSocket, &QWebSocket::disconnected, this, &EchoServer::socketDisconnected); m_clients << pSocket; } void EchoServer::processTextMessage(QString message) { QWebSocket *pClient = qobject_cast<QWebSocket *>(sender()); if (m_debug) qDebug() << "Message received:" << message; if (pClient) { pClient->sendTextMessage(message); } } void EchoServer::processBinaryMessage(QByteArray message) { QWebSocket *pClient = qobject_cast<QWebSocket *>(sender()); if (m_debug) qDebug() << "Binary Message received:" << message; if (pClient) { pClient->sendBinaryMessage(message); } } void EchoServer::socketDisconnected() { QWebSocket *pClient = qobject_cast<QWebSocket *>(sender()); if (m_debug) qDebug() << "socketDisconnected:" << pClient; if (pClient) { m_clients.removeAll(pClient); pClient->deleteLater(); } }