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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "network_delegate_qt.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/resource_request_details.h"
#include "content/public/browser/resource_request_info.h"
#include "content/public/common/page_transition_types.h"
#include "net/base/load_flags.h"
#include "net/url_request/url_request.h"
#include "type_conversion.h"
#include "web_contents_adapter_client.h"
#include "web_contents_view_qt.h"
namespace {
int pageTransitionToNavigationType(content::PageTransition transition)
{
int32 qualifier = content::PageTransitionGetQualifier(transition);
if (qualifier & content::PAGE_TRANSITION_FORWARD_BACK)
return WebContentsAdapterClient::BackForwardNavigation;
content::PageTransition stippedTransition = content::PageTransitionStripQualifier(transition);
switch (stippedTransition) {
case content::PAGE_TRANSITION_LINK:
return WebContentsAdapterClient::LinkClickedNavigation;
case content::PAGE_TRANSITION_TYPED:
return WebContentsAdapterClient::TypedNavigation;
case content::PAGE_TRANSITION_FORM_SUBMIT:
return WebContentsAdapterClient::FormSubmittedNavigation;
case content::PAGE_TRANSITION_RELOAD:
return WebContentsAdapterClient::ReloadNavigation;
default:
return WebContentsAdapterClient::OtherNavigation;
}
}
}
int NetworkDelegateQt::OnBeforeURLRequest(net::URLRequest *request, const net::CompletionCallback &callback, GURL *)
{
Q_ASSERT(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
const content::ResourceRequestInfo *info = content::ResourceRequestInfo::ForRequest(request);
int renderProcessId;
int renderFrameId;
if (!info || !info->GetRenderFrameForRequest(request, &renderProcessId, &renderFrameId))
// Abort the request if it has no associated render info / render view.
return net::ERR_ABORTED;
ResourceType::Type resourceType = info->GetResourceType();
// Only intercept MAIN_FRAME and SUB_FRAME.
if (!ResourceType::IsFrame(resourceType))
return net::OK;
// Track active requests since |callback| and |new_url| are valid
// only until OnURLRequestDestroyed is called for this request.
m_activeRequests.insert(request);
int navigationType = pageTransitionToNavigationType(info->GetPageTransition());
RequestParams params = {
toQt(request->url()),
resourceType == ResourceType::MAIN_FRAME,
navigationType,
renderProcessId,
renderFrameId
};
content::BrowserThread::PostTask(
content::BrowserThread::UI,
FROM_HERE,
base::Bind(&NetworkDelegateQt::NotifyNavigationRequestedOnUIThread,
base::Unretained(this),
request,
params,
callback)
);
// We'll run the callback after we notified the UI thread.
return net::ERR_IO_PENDING;
}
void NetworkDelegateQt::OnURLRequestDestroyed(net::URLRequest* request)
{
m_activeRequests.remove(request);
}
void NetworkDelegateQt::CompleteURLRequestOnIOThread(net::URLRequest *request,
int navigationRequestAction,
const net::CompletionCallback &callback)
{
Q_ASSERT(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
if (!m_activeRequests.contains(request))
return;
int error = net::OK;
switch (navigationRequestAction) {
case WebContentsAdapterClient::AcceptRequest:
error = net::OK;
break;
case WebContentsAdapterClient::IgnoreRequest:
error = net::OK;
// We can cancel the request here since we are on the IO thread.
request->Cancel();
break;
default:
error = net::ERR_FAILED;
Q_UNREACHABLE();
}
callback.Run(error);
}
void NetworkDelegateQt::NotifyNavigationRequestedOnUIThread(net::URLRequest *request,
RequestParams params,
const net::CompletionCallback &callback)
{
Q_ASSERT(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
int navigationRequestAction = WebContentsAdapterClient::AcceptRequest;
content::RenderFrameHost *rfh = content::RenderFrameHost::FromID(params.renderProcessId, params.renderFrameId);
if (rfh) {
content::WebContents *webContents = content::WebContents::FromRenderViewHost(rfh->GetRenderViewHost());
WebContentsAdapterClient *client = WebContentsViewQt::from(static_cast<content::WebContentsImpl*>(webContents)->GetView())->client();
client->navigationRequested(params.navigationType, params.url, navigationRequestAction, params.isMainFrameRequest);
}
// Run the callback on the IO thread.
content::BrowserThread::PostTask(
content::BrowserThread::IO,
FROM_HERE,
base::Bind(&NetworkDelegateQt::CompleteURLRequestOnIOThread,
base::Unretained(this),
request,
navigationRequestAction,
callback)
);
}
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