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comparison demos/browser/networkaccessmanager.d @ 45:71b382c10ef6

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add coarse and incomplete QT browser port
author mandel
date Sun, 17 May 2009 18:49:59 +0000
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children 7bfd46c330dc
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44:3cb15c92ac28 45:71b382c10ef6
1 /****************************************************************************
2 **
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: Qt Software Information (qt-info@nokia.com)
5 **
6 ** This file is part of the demonstration applications of the Qt Toolkit.
7 **
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** Commercial Usage
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Nokia.
14 **
15 ** GNU Lesser General Public License Usage
16 ** Alternatively, this file may be used under the terms of the GNU Lesser
17 ** General Public License version 2.1 as published by the Free Software
18 ** Foundation and appearing in the file LICENSE.LGPL included in the
19 ** packaging of this file. Please review the following information to
20 ** ensure the GNU Lesser General Public License version 2.1 requirements
21 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22 **
23 ** In addition, as a special exception, Nokia gives you certain
24 ** additional rights. These rights are described in the Nokia Qt LGPL
25 ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26 ** package.
27 **
28 ** GNU General Public License Usage
29 ** Alternatively, this file may be used under the terms of the GNU
30 ** General Public License version 3.0 as published by the Free Software
31 ** Foundation and appearing in the file LICENSE.GPL included in the
32 ** packaging of this file. Please review the following information to
33 ** ensure the GNU General Public License version 3.0 requirements will be
34 ** met: http://www.gnu.org/copyleft/gpl.html.
35 **
36 ** If you are unsure which license is appropriate for your use, please
37 ** contact the sales department at qt-sales@nokia.com.
38 ** $QT_END_LICENSE$
39 **
40 ****************************************************************************/
41
42 module networkaccessmanager;
43
44
45 import QtNetwork.QNetworkAccessManager;
46
47 import browserapplication;
48 import browsermainwindow;
49 import ui_passworddialog;
50 import ui_proxy;
51
52 import QtCore.QSettings;
53
54 import QtGui.QDesktopServices;
55 import QtGui.QDialog;
56 import QtGui.QMessageBox;
57 import QtGui.QStyle;
58 import QtGui.QTextDocument;
59
60 import QtNetwork.QAuthenticator;
61 import QtNetwork.QNetworkDiskCache;
62 import QtNetwork.QNetworkProxy;
63 import QtNetwork.QNetworkReply;
64 import QtNetwork.QSslError;
65
66
67 class NetworkAccessManager : public QNetworkAccessManager
68 {
69 Q_OBJECT
70
71 public:
72 this(QObject *parent = null)
73 {
74 super(parent);
75
76 connect(this, SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)),
77 SLOT(authenticationRequired(QNetworkReply*,QAuthenticator*)));
78 connect(this, SIGNAL(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)),
79 SLOT(proxyAuthenticationRequired(const QNetworkProxy&, QAuthenticator*)));
80 version(QT_NO_OPENSSL) {
81 connect(this, SIGNAL(sslErrors(QNetworkReply*, const QList<QSslError>&)),
82 SLOT(sslErrors(QNetworkReply*, const QList<QSslError>&)));
83 }
84 loadSettings();
85
86 QNetworkDiskCache *diskCache = new QNetworkDiskCache(this);
87 QString location = QDesktopServices::storageLocation(QDesktopServices::CacheLocation);
88 diskCache.setCacheDirectory(location);
89 setCache(diskCache);
90 }
91
92 private:
93 QList<QString> sslTrustedHostList;
94
95 public slots:
96 void loadSettings()
97 {
98 QSettings settings;
99 settings.beginGroup(QLatin1String("proxy"));
100 QNetworkProxy proxy;
101 if (settings.value(QLatin1String("enabled"), false).toBool()) {
102 if (settings.value(QLatin1String("type"), 0).toInt() == 0)
103 proxy = QNetworkProxy::Socks5Proxy;
104 else
105 proxy = QNetworkProxy::HttpProxy;
106 proxy.setHostName(settings.value(QLatin1String("hostName")).toString());
107 proxy.setPort(settings.value(QLatin1String("port"), 1080).toInt());
108 proxy.setUser(settings.value(QLatin1String("userName")).toString());
109 proxy.setPassword(settings.value(QLatin1String("password")).toString());
110 }
111 setProxy(proxy);
112 }
113
114
115 private slots:
116 void authenticationRequired(QNetworkReply *reply, QAuthenticator *auth)
117 {
118 BrowserMainWindow *mainWindow = BrowserApplication::instance().mainWindow();
119
120 QDialog dialog(mainWindow);
121 dialog.setWindowFlags(Qt::Sheet);
122
123 Ui::PasswordDialog passwordDialog;
124 passwordDialog.setupUi(&dialog);
125
126 passwordDialog.iconLabel.setText(QString());
127 passwordDialog.iconLabel.setPixmap(mainWindow.style().standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
128
129 QString introMessage = tr("<qt>Enter username and password for \"%1\" at %2</qt>");
130 introMessage = introMessage.arg(Qt::escape(reply.url().toString())).arg(Qt::escape(reply.url().toString()));
131 passwordDialog.introLabel.setText(introMessage);
132 passwordDialog.introLabel.setWordWrap(true);
133
134 if (dialog.exec() == QDialog::Accepted) {
135 auth.setUser(passwordDialog.userNameLineEdit.text());
136 auth.setPassword(passwordDialog.passwordLineEdit.text());
137 }
138 }
139
140 void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *auth)
141 {
142 BrowserMainWindow *mainWindow = BrowserApplication::instance().mainWindow();
143
144 QDialog dialog(mainWindow);
145 dialog.setWindowFlags(Qt::Sheet);
146
147 Ui::ProxyDialog proxyDialog;
148 proxyDialog.setupUi(&dialog);
149
150 proxyDialog.iconLabel.setText(QString());
151 proxyDialog.iconLabel.setPixmap(mainWindow.style().standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow).pixmap(32, 32));
152
153 QString introMessage = tr("<qt>Connect to proxy \"%1\" using:</qt>");
154 introMessage = introMessage.arg(Qt::escape(proxy.hostName()));
155 proxyDialog.introLabel.setText(introMessage);
156 proxyDialog.introLabel.setWordWrap(true);
157
158 if (dialog.exec() == QDialog::Accepted) {
159 auth.setUser(proxyDialog.userNameLineEdit.text());
160 auth.setPassword(proxyDialog.passwordLineEdit.text());
161 }
162 }
163
164 version(QT_NO_OPENSSL) {
165 void sslErrors(QNetworkReply *reply, const QList<QSslError> &error)
166 {
167 // check if SSL certificate has been trusted already
168 QString replyHost = reply.url().host() + ":" + reply.url().port();
169 if(! sslTrustedHostList.contains(replyHost)) {
170 BrowserMainWindow *mainWindow = BrowserApplication::instance().mainWindow();
171
172 QStringList errorStrings;
173 for (int i = 0; i < error.count(); ++i)
174 errorStrings += error.at(i).errorString();
175 QString errors = errorStrings.join(QLatin1String("\n"));
176 int ret = QMessageBox::warning(mainWindow, QCoreApplication::applicationName(),
177 tr("SSL Errors:\n\n%1\n\n%2\n\n"
178 "Do you want to ignore these errors for this host?").arg(reply.url().toString()).arg(errors),
179 QMessageBox::Yes | QMessageBox::No,
180 QMessageBox::No);
181 if (ret == QMessageBox::Yes) {
182 reply.ignoreSslErrors();
183 sslTrustedHostList.append(replyHost);
184 }
185 }
186 }
187 }
188
189 }