diff options
Diffstat (limited to 'examples/webenginewidgets/browser/networkaccessmanager.cpp')
| -rw-r--r-- | examples/webenginewidgets/browser/networkaccessmanager.cpp | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/examples/webenginewidgets/browser/networkaccessmanager.cpp b/examples/webenginewidgets/browser/networkaccessmanager.cpp new file mode 100644 index 000000000..a7127ade6 --- /dev/null +++ b/examples/webenginewidgets/browser/networkaccessmanager.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the demonstration applications 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 "networkaccessmanager.h" + +#include "browserapplication.h" +#include "browsermainwindow.h" + +#include <QtCore/QSettings> + +#include <QtGui/QDesktopServices> +#include <QtWidgets/QDialog> +#include <QtWidgets/QMessageBox> +#include <QtWidgets/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), requestFinishedDownloadBufferCount(0) +{ + 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 = QStandardPaths::writableLocation(QStandardPaths::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 (reply->attribute(QNetworkRequest::DownloadBufferAttribute).isValid() == true) + requestFinishedDownloadBufferCount++; + + if (requestFinishedCount % 10) + return; + +#ifdef QT_DEBUG + double pctCached = (double(requestFinishedFromCacheCount) * 100.0/ double(requestFinishedCount)); + double pctPipelined = (double(requestFinishedPipelinedCount) * 100.0/ double(requestFinishedCount)); + double pctSecure = (double(requestFinishedSecureCount) * 100.0/ double(requestFinishedCount)); + double pctDownloadBuffer = (double(requestFinishedDownloadBufferCount) * 100.0/ double(requestFinishedCount)); + + qDebug("STATS [%lli requests total] [%3.2f%% from cache] [%3.2f%% pipelined] [%3.2f%% SSL/TLS] [%3.2f%% Zerocopy]", requestFinishedCount, pctCached, pctPipelined, pctSecure, pctDownloadBuffer); +#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); +} + +#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() + QString(":%1").arg(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 |