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- Committer: Alberto Mardegan
- Date: 2012-09-17 10:24:50 UTC
- mfrom: (60.1.2 proxy)
- Revision ID: alberto.mardegan@canonical.com-20120917102450-bhtd8orxrmaiokmb
Use libproxy to detect proxy settings
- files added:
- src/my-network-proxy-factory.cpp
- files modified:
- src/main.cpp
added
removed
src/my-network-proxy-factory.cpp
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/*
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* Copied from
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* https://codereview.qt-project.org/cat/29453%2C6%2Csrc/network/kernel/qnetworkproxy_libproxy.cpp%5E0
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*
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* With minor modifications by
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* Alberto Mardegan <alberto.mardegan@canonical.com>
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*/
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/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the QtNetwork module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "my-network-proxy-factory.h"
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#include <QNetworkProxy>
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#include <QtCore/QByteArray>
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#include <QtCore/QUrl>
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#include <proxy.h>
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class QLibProxyWrapper
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{
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public:
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QLibProxyWrapper()
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: factory(px_proxy_factory_new())
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{
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}
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~QLibProxyWrapper()
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{
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px_proxy_factory_free(factory);
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}
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QList<QUrl> getProxies(const QUrl &url);
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private:
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pxProxyFactory *factory;
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};
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Q_GLOBAL_STATIC(QLibProxyWrapper, libProxyWrapper);
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/*
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Gets the list of proxies from libproxy, converted to QUrl list.
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Thread safe, according to libproxy documentation.
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*/
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QList<QUrl> QLibProxyWrapper::getProxies(const QUrl &url)
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{
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QList<QUrl> ret;
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if (factory) {
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char **proxies = px_proxy_factory_get_proxies(factory, url.toEncoded());
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if (proxies) {
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for (int i = 0; proxies[i]; i++) {
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ret.append(QUrl::fromEncoded(proxies[i]));
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free(proxies[i]);
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}
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free(proxies);
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}
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}
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return ret;
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}
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QList<QNetworkProxy> MyNetworkProxyFactory::queryProxy(const QNetworkProxyQuery &query)
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{
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QList<QNetworkProxy> proxyList;
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QUrl queryUrl;
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QNetworkProxy::Capabilities requiredCapabilities(0);
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switch (query.queryType()) {
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//URL requests are directly supported by libproxy
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case QNetworkProxyQuery::UrlRequest:
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queryUrl = query.url();
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break;
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// fake URLs to get libproxy to tell us the SOCKS proxy
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case QNetworkProxyQuery::TcpSocket:
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queryUrl.setScheme(QLatin1String("tcp"));
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queryUrl.setHost(query.peerHostName());
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queryUrl.setPort(query.peerPort());
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requiredCapabilities |= QNetworkProxy::TunnelingCapability;
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break;
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case QNetworkProxyQuery::UdpSocket:
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queryUrl.setScheme(QLatin1String("udp"));
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queryUrl.setHost(query.peerHostName());
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queryUrl.setPort(query.peerPort());
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requiredCapabilities |= QNetworkProxy::UdpTunnelingCapability;
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break;
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default:
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proxyList.append(QNetworkProxy(QNetworkProxy::NoProxy));
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return proxyList;
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}
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QList<QUrl> rawProxies = libProxyWrapper()->getProxies(query.url());
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bool haveDirectConnection = false;
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foreach (const QUrl& url, rawProxies) {
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QNetworkProxy::ProxyType type;
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if (url.scheme() == QLatin1String("http")) {
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type = QNetworkProxy::HttpProxy;
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} else if (url.scheme() == QLatin1String("socks")
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|| url.scheme() == QLatin1String("socks5")) {
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type = QNetworkProxy::Socks5Proxy;
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} else if (url.scheme() == QLatin1String("ftp")) {
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type = QNetworkProxy::FtpCachingProxy;
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} else if (url.scheme() == QLatin1String("direct")) {
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type = QNetworkProxy::NoProxy;
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haveDirectConnection = true;
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} else {
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continue; //unsupported proxy type e.g. socks4
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}
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QNetworkProxy proxy(type,
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url.host(),
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url.port(),
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url.userName(),
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url.password());
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if ((proxy.capabilities() & requiredCapabilities) == requiredCapabilities)
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proxyList.append(proxy);
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}
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// fallback is direct connection
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if (proxyList.isEmpty() || !haveDirectConnection)
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proxyList.append(QNetworkProxy(QNetworkProxy::NoProxy));
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return proxyList;
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}
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