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/*
Copyright (C) 2009 Nokia Corporation 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 "BlobUrlConversion.h"
#include "NetworkingContext.h"
#include "ThirdPartyCookiesQt.h"
#include <QNetworkRequest>
#include <QUrl>
#if USE(HTTP2)
#include <QSslSocket>
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
#include <QHttp2Configuration>
#endif
#endif // USE(HTTP2)
namespace WebCore {
// 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()
{
return 6 * (1 + 3 + 2);
}
static QUrl toQUrl(const URL& url)
{
if (url.protocolIsBlob())
return convertBlobToDataUrl(url);
return url;
}
static inline QByteArray stringToByteArray(const String& string)
{
if (string.is8Bit())
return QByteArray(reinterpret_cast<const char*>(string.characters8()), string.length());
return QString(string).toLatin1();
}
#if USE(HTTP2)
bool ResourceRequest::alpnIsSupported()
{
// Before QTBUG-65903 is implemented there is no better way than to check OpenSSL version
return QSslSocket::sslLibraryVersionNumber() > 0x10002000L &&
QSslSocket::sslLibraryVersionString().startsWith(QLatin1String("OpenSSL"));
}
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
static QHttp2Configuration createHttp2Configuration()
{
QHttp2Configuration params;
params.setServerPushEnabled(true);
return params;
}
#endif
#endif
QNetworkRequest ResourceRequest::toNetworkRequest(NetworkingContext *context) const
{
QNetworkRequest request;
const URL& originalUrl = url();
request.setUrl(toQUrl(originalUrl));
request.setOriginatingObject(context ? context->originatingObject() : 0);
#if USE(HTTP2)
static const bool NegotiateHttp2ForHttps = alpnIsSupported();
if (originalUrl.protocolIs("https") && NegotiateHttp2ForHttps) {
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
static const auto params = createHttp2Configuration();
request.setHttp2Configuration(params);
#endif
request.setAttribute(QNetworkRequest::HTTP2AllowedAttribute, true);
}
#endif // USE(HTTP2)
const HTTPHeaderMap &headers = httpHeaderFields();
for (HTTPHeaderMap::const_iterator it = headers.begin(), end = headers.end();
it != end; ++it) {
QByteArray name = stringToByteArray(it->key);
// QNetworkRequest::setRawHeader() would remove the header if the value is null
// Make sure to set an empty header instead of null header.
if (!it->value.isNull())
request.setRawHeader(name, stringToByteArray(it->value));
else
request.setRawHeader(name, QByteArrayLiteral(""));
}
// Make sure we always have an Accept header; some sites require this to
// serve subresources
if (!request.hasRawHeader("Accept"))
request.setRawHeader("Accept", "*/*");
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;
}
if (!allowCookies() || !thirdPartyCookiePolicyPermits(context, url(), firstPartyForCookies())) {
request.setAttribute(QNetworkRequest::CookieSaveControlAttribute, QNetworkRequest::Manual);
request.setAttribute(QNetworkRequest::CookieLoadControlAttribute, QNetworkRequest::Manual);
}
if (!allowCookies())
request.setAttribute(QNetworkRequest::AuthenticationReuseAttribute, QNetworkRequest::Manual);
return request;
}
}
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