4 files changed, 295 insertions, 0 deletions
diff --git a/examples/webchannel/shared/websocketclientwrapper.cpp b/examples/webchannel/shared/websocketclientwrapper.cpp
new file mode 100644
index 0000000..68ff1c0
--- /dev/null
+++ b/examples/webchannel/shared/websocketclientwrapper.cpp
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Milian Wolff <milian.wolff@kdab.com>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebChannel module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "websocketclientwrapper.h"
+
+#include <QtWebSockets/QWebSocketServer>
+
+#include "websockettransport.h"
+
+/*!
+    \brief Wrapps connected QWebSockets clients in WebSocketTransport objects.
+
+    This code is all that is required to connect incoming WebSockets to the WebChannel. Any kind
+    of remote JavaScript client that supports WebSockets can thus receive messages and access the
+    published objects.
+*/
+
+QT_BEGIN_NAMESPACE
+
+/*!
+    Construct the client wrapper with the given parent.
+
+    All clients connecting to the QWebSocketServer will be automatically wrapped
+    in WebSocketTransport objects.
+*/
+WebSocketClientWrapper::WebSocketClientWrapper(QWebSocketServer *server, QObject *parent)
+    : QObject(parent)
+    , m_server(server)
+{
+    connect(server, &QWebSocketServer::newConnection,
+            this, &WebSocketClientWrapper::handleNewConnection);
+}
+
+/*!
+    Wrap an incoming WebSocket connection in a WebSocketTransport object.
+*/
+void WebSocketClientWrapper::handleNewConnection()
+{
+    emit clientConnected(new WebSocketTransport(m_server->nextPendingConnection()));
+}
+
+QT_END_NAMESPACE
diff --git a/examples/webchannel/shared/websocketclientwrapper.h b/examples/webchannel/shared/websocketclientwrapper.h
new file mode 100644
index 0000000..f49b8b9
--- /dev/null
+++ b/examples/webchannel/shared/websocketclientwrapper.h
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Milian Wolff <milian.wolff@kdab.com>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebChannel module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WEBSOCKETTRANSPORTSERVER_H
+#define WEBSOCKETTRANSPORTSERVER_H
+
+#include <QObject>
+
+QT_BEGIN_NAMESPACE
+
+class QWebSocketServer;
+class WebSocketTransport;
+
+class WebSocketClientWrapper : public QObject
+{
+    Q_OBJECT
+
+public:
+    WebSocketClientWrapper(QWebSocketServer *server, QObject *parent = 0);
+
+Q_SIGNALS:
+    void clientConnected(WebSocketTransport* client);
+
+private Q_SLOTS:
+    void handleNewConnection();
+
+private:
+    QWebSocketServer *m_server;
+};
+
+QT_END_NAMESPACE
+
+#endif // WEBSOCKETTRANSPORTSERVER_H
diff --git a/examples/webchannel/shared/websockettransport.cpp b/examples/webchannel/shared/websockettransport.cpp
new file mode 100644
index 0000000..266563a
--- /dev/null
+++ b/examples/webchannel/shared/websockettransport.cpp
@@ -0,0 +1,100 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Milian Wolff <milian.wolff@kdab.com>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebChannel module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "websockettransport.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QDebug>
+
+#include <QtWebSockets/QWebSocket>
+
+/*!
+    \brief QWebChannelAbstractSocket implementation that uses a QWebSocket internally.
+
+    The transport delegates all messages received over the QWebSocket over its
+    textMessageReceived signal. Analogously, all calls to sendTextMessage will
+    be send over the QWebSocket to the remote client.
+*/
+
+QT_BEGIN_NAMESPACE
+
+/*!
+    Construct the transport object and wrap the given socket.
+
+    The socket is also set as the parent of the transport object.
+*/
+WebSocketTransport::WebSocketTransport(QWebSocket *socket)
+: QWebChannelAbstractTransport(socket)
+, m_socket(socket)
+{
+    connect(socket, &QWebSocket::textMessageReceived,
+            this, &WebSocketTransport::textMessageReceived);
+}
+
+/*!
+    Destroys the WebSocketTransport.
+*/
+WebSocketTransport::~WebSocketTransport()
+{
+
+}
+
+/*!
+    Serialize the JSON message and send it as a text message via the WebSocket to the client.
+*/
+void WebSocketTransport::sendMessage(const QJsonObject &message)
+{
+    QJsonDocument doc(message);
+    m_socket->sendTextMessage(QString::fromUtf8(doc.toJson(QJsonDocument::Compact)));
+}
+
+/*!
+    Deserialize the stringified JSON messageData and emit messageReceived.
+*/
+void WebSocketTransport::textMessageReceived(const QString &messageData)
+{
+    QJsonParseError error;
+    QJsonDocument message = QJsonDocument::fromJson(messageData.toUtf8(), &error);
+    if (error.error) {
+        qWarning() << "Failed to parse text message as JSON object:" << messageData
+                   << "Error is:" << error.errorString();
+        return;
+    } else if (!message.isObject()) {
+        qWarning() << "Received JSON message that is not an object: " << messageData;
+        return;
+    }
+    emit messageReceived(message.object(), this);
+}
+
+QT_END_NAMESPACE
diff --git a/examples/webchannel/shared/websockettransport.h b/examples/webchannel/shared/websockettransport.h
new file mode 100644
index 0000000..4d4a6cd
--- /dev/null
+++ b/examples/webchannel/shared/websockettransport.h
@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Milian Wolff <milian.wolff@kdab.com>
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebChannel module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL21$
+** 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 Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights. These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WEBSOCKETTRANSPORT_H
+#define WEBSOCKETTRANSPORT_H
+
+#include <QtWebChannel/QWebChannelAbstractTransport>
+
+QT_BEGIN_NAMESPACE
+
+class QWebSocket;
+class WebSocketTransport : public QWebChannelAbstractTransport
+{
+    Q_OBJECT
+public:
+    explicit WebSocketTransport(QWebSocket *socket);
+    virtual ~WebSocketTransport();
+
+    void sendMessage(const QJsonObject &message) Q_DECL_OVERRIDE;
+
+private Q_SLOTS:
+    void textMessageReceived(const QString &message);
+
+private:
+    QWebSocket *m_socket;
+};
+
+QT_END_NAMESPACE
+
+#endif // WEBSOCKETTRANSPORT_H