1/****************************************************************************
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3** Copyright (C) 2016 Kurt Pattyn <pattyn.kurt@gmail.com>.
4** Contact: https://www.qt.io/licensing/
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6** This file is part of the QtWebSockets module of the Qt Toolkit.
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49****************************************************************************/
50#include "echoserver.h"
51#include "QtWebSockets/qwebsocketserver.h"
52#include "QtWebSockets/qwebsocket.h"
53#include <QtCore/QDebug>
54
55QT_USE_NAMESPACE
56
57//! [constructor]
58EchoServer::EchoServer(quint16 port, bool debug, QObject *parent) :
59 QObject(parent),
60 m_pWebSocketServer(new QWebSocketServer(QStringLiteral("Echo Server"),
61 QWebSocketServer::NonSecureMode, this)),
62 m_debug(debug)
63{
64 if (m_pWebSocketServer->listen(address: QHostAddress::Any, port)) {
65 if (m_debug)
66 qDebug() << "Echoserver listening on port" << port;
67 connect(sender: m_pWebSocketServer, signal: &QWebSocketServer::newConnection,
68 receiver: this, slot: &EchoServer::onNewConnection);
69 connect(sender: m_pWebSocketServer, signal: &QWebSocketServer::closed, receiver: this, slot: &EchoServer::closed);
70 }
71}
72//! [constructor]
73
74EchoServer::~EchoServer()
75{
76 m_pWebSocketServer->close();
77 qDeleteAll(begin: m_clients.begin(), end: m_clients.end());
78}
79
80//! [onNewConnection]
81void EchoServer::onNewConnection()
82{
83 QWebSocket *pSocket = m_pWebSocketServer->nextPendingConnection();
84
85 connect(sender: pSocket, signal: &QWebSocket::textMessageReceived, receiver: this, slot: &EchoServer::processTextMessage);
86 connect(sender: pSocket, signal: &QWebSocket::binaryMessageReceived, receiver: this, slot: &EchoServer::processBinaryMessage);
87 connect(sender: pSocket, signal: &QWebSocket::disconnected, receiver: this, slot: &EchoServer::socketDisconnected);
88
89 m_clients << pSocket;
90}
91//! [onNewConnection]
92
93//! [processTextMessage]
94void EchoServer::processTextMessage(QString message)
95{
96 QWebSocket *pClient = qobject_cast<QWebSocket *>(object: sender());
97 if (m_debug)
98 qDebug() << "Message received:" << message;
99 if (pClient) {
100 pClient->sendTextMessage(message);
101 }
102}
103//! [processTextMessage]
104
105//! [processBinaryMessage]
106void EchoServer::processBinaryMessage(QByteArray message)
107{
108 QWebSocket *pClient = qobject_cast<QWebSocket *>(object: sender());
109 if (m_debug)
110 qDebug() << "Binary Message received:" << message;
111 if (pClient) {
112 pClient->sendBinaryMessage(data: message);
113 }
114}
115//! [processBinaryMessage]
116
117//! [socketDisconnected]
118void EchoServer::socketDisconnected()
119{
120 QWebSocket *pClient = qobject_cast<QWebSocket *>(object: sender());
121 if (m_debug)
122 qDebug() << "socketDisconnected:" << pClient;
123 if (pClient) {
124 m_clients.removeAll(t: pClient);
125 pClient->deleteLater();
126 }
127}
128//! [socketDisconnected]
129

source code of qtwebsockets/examples/websockets/echoserver/echoserver.cpp