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/*
Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "ResourceRequest.h"
#include <qglobal.h>
#include <QNetworkRequest>
#include <QUrl>
namespace WebCore {
// Currently Qt allows three connections per host on symbian and six
// for everyone else. The limit can be found in qhttpnetworkconnection.cpp.
// To achieve the best result we want WebKit to schedule the jobs so we
// are using the limit as found in Qt. To allow Qt to fill its queue
// and prepare jobs we will schedule two more downloads.
// Per TCP connection there is 1 current processed, 3 possibly pipelined
// and 2 ready to re-fill the pipeline.
unsigned initializeMaximumHTTPConnectionCountPerHost()
{
#ifdef Q_OS_SYMBIAN
return 3 * (1 + 3 + 2);
#else
return 6 * (1 + 3 + 2);
#endif
}
QNetworkRequest ResourceRequest::toNetworkRequest(QObject* originatingFrame) const
{
QNetworkRequest request;
request.setUrl(url());
#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0)
request.setOriginatingObject(originatingFrame);
#endif
const HTTPHeaderMap &headers = httpHeaderFields();
for (HTTPHeaderMap::const_iterator it = headers.begin(), end = headers.end();
it != end; ++it) {
QByteArray name = QString(it->first).toAscii();
QByteArray value = QString(it->second).toAscii();
// QNetworkRequest::setRawHeader() would remove the header if the value is null
// Make sure to set an empty header instead of null header.
if (!value.isNull())
request.setRawHeader(name, value);
else
request.setRawHeader(name, "");
}
switch (cachePolicy()) {
case ReloadIgnoringCacheData:
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::AlwaysNetwork);
break;
case ReturnCacheDataElseLoad:
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferCache);
break;
case ReturnCacheDataDontLoad:
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::AlwaysCache);
break;
case UseProtocolCachePolicy:
// QNetworkRequest::PreferNetwork
default:
break;
}
return request;
}
}
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