qt5base-lts/tests/manual/qnetworkaccessmanager/qget/qget.cpp
Shane Kearns 3fe79f23a9 Make qget manual test compile without ssl support
Change-Id: I35f92328b79df1cfcae52fa6ff8290f260183aea
Reviewed-by: Richard J. Moore <rich@kde.org>
2012-02-21 15:28:40 +01:00

305 lines
11 KiB
C++

/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
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** conditions contained in a signed written agreement between you and Nokia.
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** $QT_END_LICENSE$
**
****************************************************************************/
#include "qget.h"
#include <QSslError>
#include <QNetworkProxy>
#include <QAuthenticator>
#include <QDebug>
#include <QCoreApplication>
#include <QList>
#include <QStringList>
#include <QNetworkConfiguration>
#include <QNetworkConfigurationManager>
#include <QNetworkSession>
DownloadManager::DownloadManager()
{
connect(&nam, SIGNAL(finished(QNetworkReply*)), this, SLOT(finished(QNetworkReply*)));
connect(&nam, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)), this, SLOT(authenticationRequired(QNetworkReply*, QAuthenticator*)));
connect(&nam, SIGNAL(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)), this, SLOT(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)));
#ifndef QT_NO_SSL
connect(&nam, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)), this, SLOT(sslErrors(QNetworkReply*, const QList<QSslError>&)));
#endif
}
DownloadManager::~DownloadManager()
{
}
void DownloadManager::get(const QUrl& url)
{
//currently multiple downloads are processed in parallel.
//could add an option for serial using the downloads list as a queue
//which would require DownloadItem to hold a request rather than a reply
QNetworkReply* reply = nam.get(QNetworkRequest(url));
DownloadItem *dl = new DownloadItem(reply, nam);
downloads.append(dl);
connect(dl, SIGNAL(downloadFinished(DownloadItem*)), SLOT(downloadFinished(DownloadItem*)));
}
void DownloadManager::finished(QNetworkReply* reply)
{
}
void DownloadManager::downloadFinished(DownloadItem *item)
{
downloads.removeOne(item);
item->deleteLater();
checkForAllDone();
}
void DownloadManager::checkForAllDone()
{
if (downloads.isEmpty()) {
qDebug() << "All Done.";
QCoreApplication::quit();
}
}
void DownloadManager::authenticationRequired(QNetworkReply* reply, QAuthenticator* auth)
{
//provide the credentials exactly once, so that it fails if credentials are incorrect.
if (!httpUser.isEmpty() || !httpPassword.isEmpty()) {
auth->setUser(httpUser);
auth->setPassword(httpPassword);
httpUser.clear();
httpPassword.clear();
}
}
void DownloadManager::proxyAuthenticationRequired(const QNetworkProxy& proxy, QAuthenticator* auth)
{
//provide the credentials exactly once, so that it fails if credentials are incorrect.
if (!proxyUser.isEmpty() || !proxyPassword.isEmpty()) {
auth->setUser(proxyUser);
auth->setPassword(proxyPassword);
proxyUser.clear();
proxyPassword.clear();
}
}
#ifndef QT_NO_SSL
void DownloadManager::sslErrors(QNetworkReply* reply, const QList<QSslError>& errors)
{
qDebug() << "sslErrors";
foreach (const QSslError& error, errors) {
qDebug() << error.errorString();
qDebug() << error.certificate().toPem();
}
}
#endif
DownloadItem::DownloadItem(QNetworkReply* r, QNetworkAccessManager& manager) : reply(r), nam(manager)
{
reply->setParent(this);
connect(reply, SIGNAL(readyRead()), this, SLOT(readyRead()));
connect(reply, SIGNAL(finished()), this, SLOT(finished()));
}
DownloadItem::~DownloadItem()
{
}
void DownloadItem::readyRead()
{
if (!file.isOpen()) {
qDebug() << reply->header(QNetworkRequest::ContentTypeHeader) << reply->header(QNetworkRequest::ContentLengthHeader);
QString path = reply->url().path();
path = path.mid(path.lastIndexOf('/') + 1);
if (path.isEmpty())
path = QLatin1String("index.html");
file.setFileName(path);
for (int i=1;i<1000;i++) {
if (!file.exists() && file.open(QIODevice::WriteOnly | QIODevice::Truncate))
break;
file.setFileName(QString(QLatin1String("%1.%2")).arg(path).arg(i));
}
if (!file.isOpen()) {
qDebug() << "couldn't open output file";
reply->abort();
return;
}
qDebug() << reply->url() << " -> " << file.fileName();
}
file.write(reply->readAll());
}
void DownloadItem::finished()
{
if (reply->attribute(QNetworkRequest::RedirectionTargetAttribute).isValid()) {
QUrl url = reply->attribute(QNetworkRequest::RedirectionTargetAttribute).toUrl();
url = reply->url().resolved(url);
qDebug() << reply->url() << "redirected to " << url;
if (redirects.contains(url)) {
qDebug() << "redirect loop detected";
} else if (redirects.count() > 10) {
qDebug() << "too many redirects";
} else {
//follow redirect
if (file.isOpen()) {
if (!file.seek(0) || !file.resize(0)) {
file.close();
file.remove();
}
}
reply->deleteLater();
reply = nam.get(QNetworkRequest(url));
reply->setParent(this);
connect(reply, SIGNAL(readyRead()), this, SLOT(readyRead()));
connect(reply, SIGNAL(finished()), this, SLOT(finished()));
redirects.append(url);
return;
}
}
if (file.isOpen()) {
file.write(reply->readAll());
file.close();
}
qDebug() << "finished " << reply->url() << " with http status: " << reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (reply->error() != QNetworkReply::NoError)
qDebug() << "and error: " << reply->error() << reply->errorString();
emit downloadFinished(this);
}
void printShortUsage()
{
qDebug() << QCoreApplication::applicationName() << " [options] [list of urls]" << endl
<< "Get one or more urls using QNetworkAccessManager" << endl
<< "--help to display detailed usage" << endl;
}
void printUsage()
{
qDebug() << QCoreApplication::applicationName() << " [options] [list of urls]" << endl
<< "Get one or more urls using QNetworkAccessManager" << endl
<< "Options:"
<< "--help This message" << endl
<< "--http-user=<username> Set username to use for http 401 challenges" << endl
<< "--http-password=<password> Set password to use for http 401 challenges" << endl
<< "--proxy-user=<username> Set username to use for proxy authentication" << endl
<< "--proxy-password=<password> Set password to use for proxy authentication" << endl
<< "--proxy=on Use system proxy (default)" << endl
<< "--proxy=off Don't use system proxy" << endl
<< "--proxy=<host:port>[,type] Use specified proxy" << endl
<< " ,http HTTP proxy (default)" << endl
<< " ,socks SOCKS5 proxy" << endl
<< " ,ftp FTP proxy" << endl
<< " ,httpcaching HTTP caching proxy (no CONNECT method)" << endl;
}
int main(int argc, char *argv[])
{
QCoreApplication app(argc, argv);
if (argc < 2) {
printShortUsage();
return EXIT_FAILURE;
}
//use system proxy (by default)
QNetworkProxyFactory::setUseSystemConfiguration(true);
DownloadManager dl;
//arguments match wget where possible
foreach (QString str, app.arguments().mid(1)) {
if (str == "--help")
printUsage();
else if (str.startsWith("--http-user="))
dl.setHttpUser(str.mid(12));
else if (str.startsWith("--http-passwd="))
dl.setHttpPassword(str.mid(14));
else if (str.startsWith("--proxy-user="))
dl.setProxyUser(str.mid(13));
else if (str.startsWith("--proxy-passwd="))
dl.setProxyPassword(str.mid(15));
else if (str == "--proxy=off")
QNetworkProxyFactory::setUseSystemConfiguration(false);
else if (str == "--proxy=on")
QNetworkProxyFactory::setUseSystemConfiguration(true);
else if (str.startsWith("--proxy=")) {
//parse "--proxy=host:port[,type]"
QNetworkProxy proxy;
str = str.mid(8);
int sep = str.indexOf(':');
proxy.setHostName(str.left(sep));
str = str.mid(sep + 1);
sep = str.indexOf(',');
QString port;
if (sep < 0) {
port = str;
proxy.setType(QNetworkProxy::HttpProxy);
} else {
port = str.left(sep);
str = str.mid(sep + 1);
if (str == "socks")
proxy.setType(QNetworkProxy::Socks5Proxy);
else if (str == "ftp")
proxy.setType(QNetworkProxy::FtpCachingProxy);
else if (str == "httpcaching")
proxy.setType(QNetworkProxy::HttpCachingProxy);
else if (str == "http")
proxy.setType(QNetworkProxy::HttpProxy);
else {
qDebug() << "unknown proxy type";
return EXIT_FAILURE;
}
}
bool ok;
quint16 p = port.toUShort(&ok);
if (!ok) {
qDebug() << "couldn't parse proxy";
return EXIT_FAILURE;
}
proxy.setPort(p);
qDebug() << "proxy:" << proxy.hostName() << proxy.port() << proxy.type();
dl.setProxy(proxy);
}
else if (str.startsWith("-"))
qDebug() << "unsupported option" << str;
else
dl.get(QUrl::fromUserInput(str));
}
QMetaObject::invokeMethod(&dl, "checkForAllDone", Qt::QueuedConnection);
return app.exec();
}