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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2008 Benjamin C. Meyer <ben@meyerhome.net>
* Copyright (C) 2008 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2008 Urs Wolfer <uwolfer @ kde.org>
* Copyright (C) 2008 Michael Howell <mhowell123@gmail.com>
* Copyright (C) 2008-2009 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ============================================================ */
// Self Includes
#include "webpage.h"
#include "webpage.moc"
// Auto Includes
#include "rekonq.h"
// Local Includes
#include "application.h"
#include "mainwindow.h"
#include "mainview.h"
#include "webview.h"
#include "webpluginfactory.h"
#include "networkaccessmanager.h"
// KDE Includes
#include <KStandardDirs>
#include <KUrl>
#include <KDebug>
#include <KToolInvocation>
#include <KProtocolManager>
#include <kparts/browseropenorsavequestion.h>
#include <KDE/KMimeTypeTrader>
#include <KDE/KRun>
#include <KDE/KFileDialog>
#include <KDE/KMessageBox>
#include <KDE/KJobUiDelegate>
// Qt Includes
#include <QtGui/QContextMenuEvent>
#include <QtGui/QWheelEvent>
#include <QtGui/QMouseEvent>
#include <QtGui/QClipboard>
#include <QtGui/QKeyEvent>
WebPage::WebPage(QObject *parent)
: KWebPage(parent, KWalletIntegration)
, m_keyboardModifiers(Qt::NoModifier)
, m_pressedButtons(Qt::NoButton)
{
// rekonq own classes integration
setNetworkAccessManager(new NetworkAccessManager(this));
setPluginFactory(new WebPluginFactory(this));
setForwardUnsupportedContent(true);
connect(networkAccessManager(), SIGNAL(finished(QNetworkReply*)), this, SLOT(manageNetworkErrors(QNetworkReply*)));
connect(this, SIGNAL(unsupportedContent(QNetworkReply *)), this, SLOT(handleUnsupportedContent(QNetworkReply *)));
}
WebPage::~WebPage()
{
}
bool WebPage::acceptNavigationRequest(QWebFrame *frame, const QNetworkRequest &request, NavigationType type)
{
// advise users on resubmitting data
if(type == QWebPage::NavigationTypeFormResubmitted)
{
int risp = KMessageBox::warningContinueCancel(view(),
i18n("Are you sure you want to send your data again?"),
i18n("Resend form data") );
if(risp == KMessageBox::Cancel)
return false;
}
if (m_keyboardModifiers & Qt::ControlModifier || m_pressedButtons == Qt::MidButton)
{
Application::instance()->loadUrl(request.url(), Rekonq::SettingOpenTab);
m_keyboardModifiers = Qt::NoModifier;
m_pressedButtons = Qt::NoButton;
return false;
}
if (request.url().scheme() == QLatin1String("mailto"))
{
KToolInvocation::invokeMailer(request.url());
return false;
}
if (request.url().scheme() == QLatin1String("about"))
{
Application::instance()->mainWindow()->newTabPage( request.url() );
return true;
}
m_requestedUrl = request.url();
return KWebPage::acceptNavigationRequest(frame, request, type);
}
WebPage *WebPage::createWindow(QWebPage::WebWindowType type)
{
kDebug() << "WebPage createWindow slot";
// added to manage web modal dialogs
if (type == QWebPage::WebModalDialog)
kDebug() << "Modal Dialog";
WebView *w = 0;
if(ReKonfig::openTabNoWindow())
{
w = Application::instance()->mainWindow()->mainView()->newWebView(!ReKonfig::openTabsBack());
}
else
{
w = Application::instance()->newMainWindow()->mainView()->currentWebView();
}
return w->page();
}
void WebPage::handleUnsupportedContent(QNetworkReply *reply)
{
if (reply->error() == QNetworkReply::NoError)
{
const KUrl url(reply->request().url());
QString mimeType = reply->header(QNetworkRequest::ContentTypeHeader).toString();
KService::Ptr offer = KMimeTypeTrader::self()->preferredService(mimeType);
if( offer.isNull() ) // no service can handle this. We can just download it..
{
downloadRequest(reply->request());
return;
}
KParts::BrowserOpenOrSaveQuestion dlg(Application::instance()->mainWindow(), url, mimeType);
switch ( dlg.askEmbedOrSave() )
{
case KParts::BrowserOpenOrSaveQuestion::Save:
downloadRequested(reply->request());
return;
case KParts::BrowserOpenOrSaveQuestion::Cancel:
return;
default: // non extant case
break;
}
// case KParts::BrowserRun::Embed
KUrl::List list;
list.append(url);
KRun::run(*offer,url,0);
}
}
void WebPage::manageNetworkErrors(QNetworkReply* reply)
{
if( reply->error() == QNetworkReply::NoError )
return;
if( reply->url() != m_requestedUrl ) // prevent favicon loading
return;
if( reply->error() == QNetworkReply::ContentNotFoundError )
{
QList<QWebFrame*> frames;
frames.append(mainFrame());
while (!frames.isEmpty())
{
QWebFrame *firstFrame = frames.takeFirst();
if (firstFrame->url() == reply->url())
{
firstFrame->setHtml(errorPage(reply), reply->url());
return;
}
QList<QWebFrame *> children = firstFrame->childFrames();
Q_FOREACH(QWebFrame *frame, children)
{
frames.append(frame);
}
}
}
else
{
mainFrame()->setHtml(errorPage(reply), reply->url());
}
}
QString WebPage::errorPage(QNetworkReply *reply)
{
// display "not found" page
QString notfoundFilePath = KStandardDirs::locate("data", "rekonq/htmls/notfound.html");
QFile file(notfoundFilePath);
bool isOpened = file.open(QIODevice::ReadOnly);
if (!isOpened)
{
kWarning() << "Couldn't open the notfound.html file";
return QString("");
}
QString title = i18n("Error loading: %1", reply->url().path());
QString imagesPath = QString("file://") + KGlobal::dirs()->findResourceDir("data", "rekonq/pics/bg.png") + QString("rekonq/pics");
QString msg = "<h1>" + reply->errorString() + "</h1>";
msg += "<h2>" + i18nc("%1=an URL, e.g.'kde.org'", "When connecting to: %1", reply->url().toString()) + "</h2>";
msg += "<ul><li>" + i18n("Check the address for errors such as <b>ww</b>.kde.org instead of <b>www</b>.kde.org");
msg += "</li><li>" + i18n("If the address is correct, try to check the network connection.") + "</li><li>" ;
msg += i18n("If your computer or network is protected by a firewall or proxy, make sure that rekonq is permitted to access the network.");
msg += "</li><li>" + i18n("Of course, if rekonq does not work properly, you can always say it is a programmer error ;)");
msg += "</li></ul><br/><br/>";
msg += "<input type=\"button\" id=\"reloadButton\" onClick=\"document.location.href='" + reply->url().path() + "';\" value=\"";
msg += i18n("Try Again") + "\" />";
QString html = QString(QLatin1String(file.readAll()))
.arg(title)
.arg(imagesPath)
.arg(msg)
;
return html;
}
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