1 /* 2 * Copyright (C) 2009-2010 Nokia Corporation and/or its subsidiary(-ies) 3 * Copyright (C) 2009 Girish Ramakrishnan <girish (at) forwardbias.in> 4 * Copyright (C) 2006 George Staikos <staikos (at) kde.org> 5 * Copyright (C) 2006 Dirk Mueller <mueller (at) kde.org> 6 * Copyright (C) 2006 Zack Rusin <zack (at) kde.org> 7 * Copyright (C) 2006 Simon Hausmann <hausmann (at) 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 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 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 67 bool WebPage::supportsExtension(QWebPage::Extension extension) const 68 { 69 if (extension == QWebPage::ErrorPageExtension) 70 return true; 71 return false; 72 } 73 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 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 } 108 109 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 } 118 119 QString WebPage::userAgentForUrl(const QUrl& url) const 120 { 121 if (!m_userAgent.isEmpty()) 122 return m_userAgent; 123 return QWebPage::userAgentForUrl(url); 124 } 125 126 bool WebPage::shouldInterruptJavaScript() 127 { 128 if (!m_interruptingJavaScriptEnabled) 129 return false; 130 return QWebPage::shouldInterruptJavaScript(); 131 } 132 133 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 } 175 176 void WebPage::requestPermission(QWebFrame* frame, QWebPage::Feature feature) 177 { 178 setFeaturePermission(frame, feature, PermissionGrantedByUser); 179 } 180 181 void WebPage::featurePermissionRequestCanceled(QWebFrame*, QWebPage::Feature) 182 { 183 } 184 185 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 } 193 194 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
