1 files changed, 105 insertions, 0 deletions
diff --git a/src/core/renderer_host/web_channel_ipc_transport_host.cpp b/src/core/renderer_host/web_channel_ipc_transport_host.cpp
new file mode 100644
index 000000000..aef16f0a0
--- /dev/null
+++ b/src/core/renderer_host/web_channel_ipc_transport_host.cpp
@@ -0,0 +1,105 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "web_channel_ipc_transport_host.h"
+
+#include "base/strings/string16.h"
+
+#include "common/qt_messages.h"
+#include "type_conversion.h"
+
+#include <QJsonDocument>
+#include <QJsonObject>
+
+namespace QtWebEngineCore {
+
+WebChannelIPCTransportHost::WebChannelIPCTransportHost(content::WebContents *contents, uint worldId, QObject *parent)
+    : QWebChannelAbstractTransport(parent)
+    , content::WebContentsObserver(contents)
+    , m_worldId(worldId)
+{
+    Send(new WebChannelIPCTransport_Install(routing_id(), m_worldId));
+}
+
+WebChannelIPCTransportHost::~WebChannelIPCTransportHost()
+{
+}
+
+void WebChannelIPCTransportHost::RenderViewHostChanged(content::RenderViewHost *, content::RenderViewHost *)
+{
+    // This means that we were moved into a different RenderView, possibly in a different
+    // render process and that we lost our WebChannelIPCTransport object and its state.
+    Send(new WebChannelIPCTransport_Install(routing_id(), m_worldId));
+}
+
+void WebChannelIPCTransportHost::setWorldId(uint worldId)
+{
+    if (worldId == m_worldId)
+        return;
+    Send(new WebChannelIPCTransport_Uninstall(routing_id(), m_worldId));
+    m_worldId = worldId;
+    Send(new WebChannelIPCTransport_Install(routing_id(), m_worldId));
+}
+
+void WebChannelIPCTransportHost::sendMessage(const QJsonObject &message)
+{
+    QJsonDocument doc(message);
+    int size = 0;
+    const char *rawData = doc.rawData(&size);
+    Send(new WebChannelIPCTransport_Message(routing_id(), std::vector<char>(rawData, rawData + size), m_worldId));
+}
+
+void WebChannelIPCTransportHost::onWebChannelMessage(const std::vector<char> &message)
+{
+    QJsonDocument doc = QJsonDocument::fromRawData(message.data(), message.size(), QJsonDocument::BypassValidation);
+    Q_ASSERT(doc.isObject());
+    Q_EMIT messageReceived(doc.object(), this);
+}
+
+bool WebChannelIPCTransportHost::OnMessageReceived(const IPC::Message &message)
+{
+    bool handled = true;
+    IPC_BEGIN_MESSAGE_MAP(WebChannelIPCTransportHost, message)
+        IPC_MESSAGE_HANDLER(WebChannelIPCTransportHost_SendMessage, onWebChannelMessage)
+        IPC_MESSAGE_UNHANDLED(handled = false)
+    IPC_END_MESSAGE_MAP()
+    return handled;
+}
+
+} // namespace