1 /*
2 * Copyright (C) 2009-2010 Nokia Corporation and/or its subsidiary(-ies)
3 * Copyright (C) 2009 Girish Ramakrishnan <girish@forwardbias.in>
4 * Copyright (C) 2006 George Staikos <staikos@kde.org>
5 * Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
6 * Copyright (C) 2006 Zack Rusin <zack@kde.org>
7 * Copyright (C) 2006 Simon Hausmann <hausmann@kde.org>
8 *
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
28 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include "webpage.h"
34
35 #include "launcherwindow.h"
36
37 #include <QAuthenticator>
38 #include <QDesktopServices>
39 #include <QtGui>
40 #include <QtNetwork/QNetworkReply>
41 #include <QtNetwork/QNetworkRequest>
42 #include <QtNetwork/QNetworkProxy>
43
WebPage(QObject * parent)44 WebPage::WebPage(QObject* parent)
45 : QWebPage(parent)
46 , m_userAgent()
47 , m_interruptingJavaScriptEnabled(false)
48 {
49 applyProxy();
50
51 connect(networkAccessManager(), SIGNAL(authenticationRequired(QNetworkReply*, QAuthenticator*)),
52 this, SLOT(authenticationRequired(QNetworkReply*, QAuthenticator*)));
53 connect(this, SIGNAL(featurePermissionRequested(QWebFrame*, QWebPage::Feature)), this, SLOT(requestPermission(QWebFrame*, QWebPage::Feature)));
54 connect(this, SIGNAL(featurePermissionRequestCanceled(QWebFrame*, QWebPage::Feature)), this, SLOT(featurePermissionRequestCanceled(QWebFrame*, QWebPage::Feature)));
55 }
56
applyProxy()57 void WebPage::applyProxy()
58 {
59 QUrl proxyUrl(qgetenv("http_proxy"));
60
61 if (proxyUrl.isValid() && !proxyUrl.host().isEmpty()) {
62 int proxyPort = (proxyUrl.port() > 0) ? proxyUrl.port() : 8080;
63 networkAccessManager()->setProxy(QNetworkProxy(QNetworkProxy::HttpProxy, proxyUrl.host(), proxyPort));
64 }
65 }
66
supportsExtension(QWebPage::Extension extension) const67 bool WebPage::supportsExtension(QWebPage::Extension extension) const
68 {
69 if (extension == QWebPage::ErrorPageExtension)
70 return true;
71 return false;
72 }
73
extension(Extension extension,const ExtensionOption * option,ExtensionReturn * output)74 bool WebPage::extension(Extension extension, const ExtensionOption* option, ExtensionReturn* output)
75 {
76 const QWebPage::ErrorPageExtensionOption* info = static_cast<const QWebPage::ErrorPageExtensionOption*>(option);
77 QWebPage::ErrorPageExtensionReturn* errorPage = static_cast<QWebPage::ErrorPageExtensionReturn*>(output);
78
79 errorPage->content = QString("<html><head><title>Failed loading page</title></head><body>%1</body></html>")
80 .arg(info->errorString).toUtf8();
81
82 return true;
83 }
84
acceptNavigationRequest(QWebFrame * frame,const QNetworkRequest & request,NavigationType type)85 bool WebPage::acceptNavigationRequest(QWebFrame* frame, const QNetworkRequest& request, NavigationType type)
86 {
87 QObject* view = parent();
88
89 QVariant value = view->property("keyboardModifiers");
90
91 if (!value.isNull()) {
92 Qt::KeyboardModifiers modifiers = Qt::KeyboardModifiers(value.toInt());
93
94 if (modifiers & Qt::ShiftModifier) {
95 QWebPage* page = createWindow(QWebPage::WebBrowserWindow);
96 page->mainFrame()->load(request);
97 return false;
98 }
99
100 if (modifiers & Qt::AltModifier) {
101 openUrlInDefaultBrowser(request.url());
102 return false;
103 }
104 }
105
106 return QWebPage::acceptNavigationRequest(frame, request, type);
107 }
108
openUrlInDefaultBrowser(const QUrl & url)109 void WebPage::openUrlInDefaultBrowser(const QUrl& url)
110 {
111 #ifndef QT_NO_DESKTOPSERVICES
112 if (QAction* action = qobject_cast<QAction*>(sender()))
113 QDesktopServices::openUrl(action->data().toUrl());
114 else
115 QDesktopServices::openUrl(url);
116 #endif
117 }
118
userAgentForUrl(const QUrl & url) const119 QString WebPage::userAgentForUrl(const QUrl& url) const
120 {
121 if (!m_userAgent.isEmpty())
122 return m_userAgent;
123 return QWebPage::userAgentForUrl(url);
124 }
125
shouldInterruptJavaScript()126 bool WebPage::shouldInterruptJavaScript()
127 {
128 if (!m_interruptingJavaScriptEnabled)
129 return false;
130 return QWebPage::shouldInterruptJavaScript();
131 }
132
authenticationRequired(QNetworkReply * reply,QAuthenticator * authenticator)133 void WebPage::authenticationRequired(QNetworkReply* reply, QAuthenticator* authenticator)
134 {
135 QDialog* dialog = new QDialog(QApplication::activeWindow());
136 dialog->setWindowTitle("HTTP Authentication");
137
138 QGridLayout* layout = new QGridLayout(dialog);
139 dialog->setLayout(layout);
140
141 QLabel* messageLabel = new QLabel(dialog);
142 messageLabel->setWordWrap(true);
143 QString messageStr = QString("Enter with username and password for: %1");
144 messageLabel->setText(messageStr.arg(reply->url().toString()));
145 layout->addWidget(messageLabel, 0, 1);
146
147 #ifndef QT_NO_LINEEDIT
148 QLabel* userLabel = new QLabel("Username:", dialog);
149 layout->addWidget(userLabel, 1, 0);
150 QLineEdit* userInput = new QLineEdit(dialog);
151 layout->addWidget(userInput, 1, 1);
152
153 QLabel* passLabel = new QLabel("Password:", dialog);
154 layout->addWidget(passLabel, 2, 0);
155 QLineEdit* passInput = new QLineEdit(dialog);
156 passInput->setEchoMode(QLineEdit::Password);
157 layout->addWidget(passInput, 2, 1);
158 #endif
159
160 QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
161 | QDialogButtonBox::Cancel, Qt::Horizontal, dialog);
162 connect(buttonBox, SIGNAL(accepted()), dialog, SLOT(accept()));
163 connect(buttonBox, SIGNAL(rejected()), dialog, SLOT(reject()));
164 layout->addWidget(buttonBox, 3, 1);
165
166 if (dialog->exec() == QDialog::Accepted) {
167 #ifndef QT_NO_LINEEDIT
168 authenticator->setUser(userInput->text());
169 authenticator->setPassword(passInput->text());
170 #endif
171 }
172
173 delete dialog;
174 }
175
requestPermission(QWebFrame * frame,QWebPage::Feature feature)176 void WebPage::requestPermission(QWebFrame* frame, QWebPage::Feature feature)
177 {
178 setFeaturePermission(frame, feature, PermissionGrantedByUser);
179 }
180
featurePermissionRequestCanceled(QWebFrame *,QWebPage::Feature)181 void WebPage::featurePermissionRequestCanceled(QWebFrame*, QWebPage::Feature)
182 {
183 }
184
createWindow(QWebPage::WebWindowType type)185 QWebPage* WebPage::createWindow(QWebPage::WebWindowType type)
186 {
187 LauncherWindow* mw = new LauncherWindow;
188 if (type == WebModalDialog)
189 mw->setWindowModality(Qt::ApplicationModal);
190 mw->show();
191 return mw->page();
192 }
193
createPlugin(const QString & classId,const QUrl &,const QStringList &,const QStringList &)194 QObject* WebPage::createPlugin(const QString &classId, const QUrl&, const QStringList&, const QStringList&)
195 {
196 if (classId == "alien_QLabel") {
197 QLabel* l = new QLabel;
198 l->winId();
199 return l;
200 }
201
202 #ifndef QT_NO_UITOOLS
203 QUiLoader loader;
204 return loader.createWidget(classId, view());
205 #else
206 Q_UNUSED(classId);
207 return 0;
208 #endif
209 }
210
211