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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#include "networkaccessmanager.h"
#include "browserapplication.h"
#include "browsermainwindow.h"
#include "ui_passworddialog.h"
#include "ui_proxy.h"
#include <QtCore/QSettings>
#include <QtGui/QDesktopServices>
#include <QtGui/QDialog>
#include <QtGui/QMessageBox>
#include <QtGui/QStyle>
#include <QtGui/QTextDocument>
#include <QtNetwork/QAuthenticator>
#include <QtNetwork/QNetworkDiskCache>
#include <QtNetwork/QNetworkProxy>
#include <QtNetwork/QNetworkRequest>
#include <QtNetwork/QNetworkReply>
#include <QtNetwork/QSslError>
NetworkAccessManager::NetworkAccessManager(QObject *parent)
: QNetworkAccessManager(parent),
requestFinishedCount(0), requestFinishedFromCacheCount(0), requestFinishedPipelinedCount(0),
requestFinishedSecureCount(0)
{
connect(this, SIGNAL(authenticationRequired(QNetworkReply*,QAuthenticator*)),
SLOT(authenticationRequired(QNetworkReply*,QAuthenticator*)));
connect(this, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)));
connect(this, SIGNAL(finished(QNetworkReply*)),
SLOT(requestFinished(QNetworkReply*)));
#ifndef QT_NO_OPENSSL
connect(this, SIGNAL(sslErrors(QNetworkReply*,QList<QSslError>)),
SLOT(sslErrors(QNetworkReply*,QList<QSslError>)));
#endif
loadSettings();
QNetworkDiskCache *diskCache = new QNetworkDiskCache(this);
QString location = QDesktopServices::storageLocation(QDesktopServices::CacheLocation);
diskCache->setCacheDirectory(location);
setCache(diskCache);
}
QNetworkReply* NetworkAccessManager::createRequest(Operation op, const QNetworkRequest & req, QIODevice * outgoingData)
{
QNetworkRequest request = req; // copy so we can modify
// this is a temporary hack until we properly use the pipelining flags from QtWebkit
// pipeline everything! :)
request.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);
return QNetworkAccessManager::createRequest(op, request, outgoingData);
}
void NetworkAccessManager::requestFinished(QNetworkReply *reply)
{
requestFinishedCount++;
if (reply->attribute(QNetworkRequest::SourceIsFromCacheAttribute).toBool() == true)
requestFinishedFromCacheCount++;
if (reply->attribute(QNetworkRequest::HttpPipeliningWasUsedAttribute).toBool() == true)
requestFinishedPipelinedCount++;
if (reply->attribute(QNetworkRequest::ConnectionEncryptedAttribute).toBool() == true)
requestFinishedSecureCount++;
if (requestFinishedCount % 10)
return;
double pctCached = (double(requestFinishedFromCacheCount) * 100.0/ double(requestFinishedCount));
double pctPipelined = (double(requestFinishedPipelinedCount) * 100.0/ double(requestFinishedCount));
double pctSecure = (double(requestFinishedSecureCount) * 100.0/ double(requestFinishedCount));
#ifdef QT_DEBUG
qDebug("STATS [%lli requests total] [%3.2f%% from cache] [%3.2f%% pipelined] [%3.2f%% SSL/TLS]", requestFinishedCount, pctCached, pctPipelined, pctSecure);
#endif
}
void NetworkAccessManager::loadSettings()
{
QSettings settings;
settings.beginGroup(QLatin1String("proxy"));
QNetworkProxy proxy;
if (settings.value(QLatin1String("enabled"), false).toBool()) {
if (settings.value(QLatin1String("type"), 0).toInt() == 0)
proxy = QNetworkProxy::Socks5Proxy;
else
proxy = QNetworkProxy::HttpProxy;
proxy.setHostName(settings.value(QLatin1String("hostName")).toString());
proxy.setPort(settings.value(QLatin1String("port"), 1080).toInt());
proxy.setUser(settings.value(QLatin1String("userName")).toString());
proxy.setPassword(settings.value(QLatin1String("password")).toString());
}
setProxy(proxy);
}
void NetworkAccessManager::authenticationRequired(QNetworkReply *reply, QAuthenticator *auth)
{
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
QDialog dialog(mainWindow);
dialog.setWindowFlags(Qt::Sheet);
Ui::PasswordDialog passwordDialog;
passwordDialog.setupUi(&dialog);
passwordDialog.iconLabel->setText(QString());
passwordDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
QString introMessage = tr("<qt>Enter username and password for \"%1\" at %2</qt>");
introMessage = introMessage.arg(Qt::escape(reply->url().toString())).arg(Qt::escape(reply->url().toString()));
passwordDialog.introLabel->setText(introMessage);
passwordDialog.introLabel->setWordWrap(true);
if (dialog.exec() == QDialog::Accepted) {
auth->setUser(passwordDialog.userNameLineEdit->text());
auth->setPassword(passwordDialog.passwordLineEdit->text());
}
}
void NetworkAccessManager::proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *auth)
{
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
QDialog dialog(mainWindow);
dialog.setWindowFlags(Qt::Sheet);
Ui::ProxyDialog proxyDialog;
proxyDialog.setupUi(&dialog);
proxyDialog.iconLabel->setText(QString());
proxyDialog.iconLabel->setPixmap(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
QString introMessage = tr("<qt>Connect to proxy \"%1\" using:</qt>");
introMessage = introMessage.arg(Qt::escape(proxy.hostName()));
proxyDialog.introLabel->setText(introMessage);
proxyDialog.introLabel->setWordWrap(true);
if (dialog.exec() == QDialog::Accepted) {
auth->setUser(proxyDialog.userNameLineEdit->text());
auth->setPassword(proxyDialog.passwordLineEdit->text());
}
}
#ifndef QT_NO_OPENSSL
void NetworkAccessManager::sslErrors(QNetworkReply *reply, const QList<QSslError> &error)
{
// check if SSL certificate has been trusted already
QString replyHost = reply->url().host() + ":" + reply->url().port();
if(! sslTrustedHostList.contains(replyHost)) {
BrowserMainWindow *mainWindow = BrowserApplication::instance()->mainWindow();
QStringList errorStrings;
for (int i = 0; i < error.count(); ++i)
errorStrings += error.at(i).errorString();
QString errors = errorStrings.join(QLatin1String("\n"));
int ret = QMessageBox::warning(mainWindow, QCoreApplication::applicationName(),
tr("SSL Errors:\n\n%1\n\n%2\n\n"
"Do you want to ignore these errors for this host?").arg(reply->url().toString()).arg(errors),
QMessageBox::Yes | QMessageBox::No,
QMessageBox::No);
if (ret == QMessageBox::Yes) {
reply->ignoreSslErrors();
sslTrustedHostList.append(replyHost);
}
}
}
#endif
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