kdelibs/khtml/java/kjavaappletviewer.cpp
Ivailo Monev 39f1e04295 generic: add back khtml and kjs with some changes
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2015-11-09 23:23:53 +02:00

662 lines
24 KiB
C++

/* This file is part of the KDE project
*
* Copyright (C) 2003 Koos Vriezen <koos.vriezen@xs4all.nl>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "kjavaappletviewer.h"
#include "kjavaappletwidget.h"
#include "kjavaappletserver.h"
#include <stdio.h>
#ifdef KDE_USE_FINAL
#undef Always
#endif
#include <QtCore/QDir>
#include <QtCore/QPair>
#include <QtCore/QTimer>
#include <QtCore/QPointer>
#include <QtGui/QLabel>
#include <QtGui/QTableWidget>
#include <QtDBus/QtDBus>
#include <kapplication.h>
#include <kauthorized.h>
#include <kaboutdata.h>
#include <klocale.h>
#include <kstatusbar.h>
#include <kiconloader.h>
#include <kdebug.h>
#include <kconfig.h>
#include <kio/authinfo.h>
K_EXPORT_PLUGIN( KJavaAppletViewerFactory )
KComponentData *KJavaAppletViewerFactory::s_componentData = 0;
KIconLoader *KJavaAppletViewerFactory::s_iconLoader = 0;
KJavaAppletViewerFactory::KJavaAppletViewerFactory () {
s_componentData = new KComponentData("kjava");
s_iconLoader = new KIconLoader(s_componentData->componentName(), s_componentData->dirs());
}
KJavaAppletViewerFactory::~KJavaAppletViewerFactory () {
delete s_iconLoader;
delete s_componentData;
}
QObject *KJavaAppletViewerFactory::create(const char *, QWidget *wparent, QObject *parent,
const QVariantList & args, const QString &) {
QStringList argsStrings;
for (int i = 0; i < args.size(); ++i)
argsStrings.append(args[i].toString());
return new KJavaAppletViewer (wparent, parent, argsStrings);
}
//-----------------------------------------------------------------------------
class KJavaServerMaintainer;
class KJavaServerMaintainer {
public:
KJavaServerMaintainer () { }
~KJavaServerMaintainer ();
KJavaAppletContext * getContext (QObject*, const QString &);
void releaseContext (QObject*, const QString &);
void setServer (KJavaAppletServer * s);
QPointer <KJavaAppletServer> server;
private:
typedef QMap <QPair <QObject*, QString>, QPair <KJavaAppletContext*, int> >
ContextMap;
ContextMap m_contextmap;
};
K_GLOBAL_STATIC(KJavaServerMaintainer, serverMaintainer)
KJavaServerMaintainer::~KJavaServerMaintainer () {
delete server;
}
KJavaAppletContext * KJavaServerMaintainer::getContext (QObject * w, const QString & doc) {
QPair<QObject*,QString> key = qMakePair (w, doc);
ContextMap::iterator it = m_contextmap.find (key);
if (it != m_contextmap.end ()) {
++((*it).second);
return (*it).first;
}
KJavaAppletContext* const context = new KJavaAppletContext ();
m_contextmap.insert (key, qMakePair(context, 1));
return context;
}
void KJavaServerMaintainer::releaseContext (QObject * w, const QString & doc) {
ContextMap::iterator it = m_contextmap.find (qMakePair (w, doc));
if (it != m_contextmap.end () && --(*it).second <= 0) {
kDebug(6100) << "KJavaServerMaintainer::releaseContext";
(*it).first->deleteLater ();
m_contextmap.erase (it);
}
}
inline void KJavaServerMaintainer::setServer (KJavaAppletServer * s) {
if (!server)
server = s;
}
//-----------------------------------------------------------------------------
AppletParameterDialog::AppletParameterDialog (KJavaAppletWidget * parent)
: KDialog(parent), m_appletWidget (parent)
{
setObjectName( "paramdialog" );
setCaption( i18n ("Applet Parameters") );
setButtons( KDialog::Close );
setDefaultButton( KDialog::Close );
setModal( true );
KJavaApplet* const applet = parent->applet ();
table = new QTableWidget (30, 2, this);
table->setMinimumSize (QSize (600, 400));
table->setColumnWidth (0, 200);
table->setColumnWidth (1, 340);
QTableWidgetItem* const header1 = new QTableWidgetItem(i18n ("Parameter"));
QTableWidgetItem* const header2 = new QTableWidgetItem(i18n ("Value"));
table->setHorizontalHeaderItem(1, header1);
table->setHorizontalHeaderItem(2, header2);
QTableWidgetItem * tit = new QTableWidgetItem(i18n("Class"));
tit->setFlags( tit->flags()^Qt::ItemIsEditable );
table->setItem (0, 0, tit);
tit = new QTableWidgetItem(applet->appletClass());
tit->setFlags( tit->flags()|Qt::ItemIsEditable );
table->setItem (0, 1, tit);
tit = new QTableWidgetItem (i18n ("Base URL"));
tit->setFlags( tit->flags()^Qt::ItemIsEditable );
table->setItem (1, 0, tit);
tit = new QTableWidgetItem(applet->baseURL());
tit->setFlags( tit->flags()|Qt::ItemIsEditable );
table->setItem (1, 1, tit);
tit = new QTableWidgetItem(i18n ("Archives"));
tit->setFlags( tit->flags()^Qt::ItemIsEditable );
table->setItem (2, 0, tit);
tit = new QTableWidgetItem(applet->archives());
tit->setFlags( tit->flags()|Qt::ItemIsEditable );
table->setItem (2, 1, tit);
QMap<QString,QString>::const_iterator it = applet->getParams().constBegin();
const QMap<QString,QString>::const_iterator itEnd = applet->getParams().constEnd();
for (int count = 2; it != itEnd; ++it) {
tit = new QTableWidgetItem (it.key ());
tit->setFlags( tit->flags()|Qt::ItemIsEditable );
table->setItem (++count, 0, tit);
tit = new QTableWidgetItem(it.value());
tit->setFlags( tit->flags()|Qt::ItemIsEditable );
table->setItem (count, 1, tit);
}
setMainWidget (table);
connect(this,SIGNAL(closeClicked()),this,SLOT(slotClose()));
}
void AppletParameterDialog::slotClose () {
table->setRangeSelected(QTableWidgetSelectionRange(0, 0, 0, 0), true);
KJavaApplet* const applet = m_appletWidget->applet ();
applet->setAppletClass (table->item (0, 1)->text ());
applet->setBaseURL (table->item (1, 1)->text ());
applet->setArchives (table->item (2, 1)->text ());
const int lim = table->rowCount();
for (int i = 3; i < lim; ++i) {
if (table->item (i, 0) && table->item (i, 1) && !table->item (i, 0)->text ().isEmpty ())
applet->setParameter (table->item (i, 0)->text (),
table->item (i, 1)->text ());
}
hide ();
}
//-----------------------------------------------------------------------------
class CoverWidget : public QWidget {
KJavaAppletWidget * m_appletwidget;
public:
CoverWidget (QWidget *);
~CoverWidget () {}
KJavaAppletWidget * appletWidget () const;
protected:
void resizeEvent (QResizeEvent * e);
};
inline CoverWidget::CoverWidget (QWidget * parent)
: QWidget (parent )
{
setObjectName( "KJavaAppletViewer Widget");
m_appletwidget = new KJavaAppletWidget (this);
setFocusProxy (m_appletwidget);
}
inline KJavaAppletWidget * CoverWidget::appletWidget () const {
return m_appletwidget;
}
void CoverWidget::resizeEvent (QResizeEvent * e) {
m_appletwidget->resize (e->size().width(), e->size().height());
}
//-----------------------------------------------------------------------------
class StatusBarIcon : public QLabel {
public:
StatusBarIcon (QWidget * parent) : QLabel (parent) {
setPixmap ( KJavaAppletViewerFactory::iconLoader()->loadIcon("java", KIconLoader::Small) );
}
protected:
void mousePressEvent (QMouseEvent *) {
serverMaintainer->server->showConsole ();
}
};
//-----------------------------------------------------------------------------
KJavaAppletViewer::KJavaAppletViewer (QWidget * wparent,
QObject * parent, const QStringList & args)
: KParts::ReadOnlyPart (parent),
m_browserextension (new KJavaAppletViewerBrowserExtension (this)),
m_liveconnect (new KJavaAppletViewerLiveConnectExtension (this)),
m_statusbar (new KParts::StatusBarExtension (this)),
m_statusbar_icon (0L),
m_closed (true)
{
m_view = new CoverWidget (wparent);
QString classname, classid, codebase, khtml_codebase, src_param;
QString appletname;
int width = -1;
int height = -1;
KJavaApplet* const applet = m_view->appletWidget()->applet ();
QStringList::const_iterator it = args.begin();
const QStringList::const_iterator itEnd = args.end();
for ( ; it != itEnd; ++it) {
const int equalPos = (*it).indexOf("=");
if (equalPos > 0) {
const QString name = (*it).left (equalPos).toUpper ();
QString value = (*it).right ((*it).length () - equalPos - 1);
if (value.at(0)=='\"')
value = value.right (value.length () - 1);
if (value.at (value.length () - 1) == '\"')
value.truncate (value.length () - 1);
kDebug(6100) << "name=" << name << " value=" << value;
if (!name.isEmpty()) {
const QString name_lower = name.toLower ();
if (name == "__KHTML__PLUGINBASEURL" ||
name == "BASEURL") {
baseurl = KUrl (KUrl (value), QString (".")).url ();
} else if (name == "__KHTML__CODEBASE")
khtml_codebase = value;
else if (name_lower == QLatin1String("codebase") ||
name_lower == QLatin1String("java_codebase")) {
if (!value.isEmpty ())
codebase = value;
} else if (name == "__KHTML__CLASSID")
//else if (name.toLower()==QLatin1String("classid"))
classid = value;
else if (name_lower == QLatin1String("code") ||
name_lower == QLatin1String("java_code"))
classname = value;
else if (name_lower == QLatin1String("src"))
src_param = value;
else if (name_lower == QLatin1String("archive") ||
name_lower == QLatin1String("java_archive") ||
name_lower.startsWith(QLatin1String("cache_archive")))
applet->setArchives (value);
else if (name_lower == QLatin1String("name"))
appletname = value;
else if (name_lower == QLatin1String("width"))
width = value.toInt();
else if (name_lower == QLatin1String("height"))
height = value.toInt();
if (!name.startsWith(QLatin1String("__KHTML__"))) {
applet->setParameter (name, value);
}
}
}
}
if (!classid.isEmpty ()) {
applet->setParameter ("CLSID", classid);
kDebug(6100) << "classid=" << classid << classid.startsWith("clsid:");
if (classid.startsWith(QLatin1String("clsid:")))
// codeBase contains the URL to the plugin page
khtml_codebase = baseurl;
else if (classname.isEmpty () && classid.startsWith(QLatin1String("java:")))
classname = classid.mid(5);
}
if (classname.isEmpty ())
classname = src_param;
else if (!src_param.isEmpty ())
applet->setParameter (QString ("SRC"), src_param);
if (codebase.isEmpty ())
codebase = khtml_codebase;
if (baseurl.isEmpty ()) {
// not embedded in khtml
QString pwd = QDir().absolutePath ();
if (!pwd.endsWith ( QString(QDir::separator ())))
pwd += QDir::separator ();
baseurl = KUrl (KUrl (pwd), codebase).url ();
}
if (width > 0 && height > 0) {
m_view->resize (width, height);
applet->setSize( QSize( width, height ) );
}
if (appletname.isEmpty())
appletname = classname;
applet->setAppletName (appletname);
applet->setBaseURL (baseurl);
// check codebase first
const KUrl kbaseURL( baseurl );
const KUrl newURL(kbaseURL, codebase);
if (KAuthorized::authorizeUrlAction("redirect", KUrl(baseurl), newURL))
applet->setCodeBase (newURL.url());
applet->setAppletClass (classname);
KJavaAppletContext* const cxt = serverMaintainer->getContext (parent, baseurl);
applet->setAppletContext (cxt);
KJavaAppletServer* const server = cxt->getServer ();
serverMaintainer->setServer (server);
if (!server->usingKIO ()) {
/* if this page needs authentication */
KIO::AuthInfo info;
info.url = baseurl;
info.verifyPath = true;
QByteArray params;
{ QDataStream stream(&params, QIODevice::WriteOnly); stream << info; }
// make the call
QDBusInterface kpasswdserver("org.kde.kded", "/modules/kpasswdserver", "org.kde.KPasswdServer");
QDBusReply<QByteArray> reply = kpasswdserver.call ("checkAuthInfo", params, qlonglong(m_view->topLevelWidget()->winId()), qlonglong(kapp->userTimestamp()));
if (!reply.isValid()) {
kWarning() << "checkAuthInfo DBUS call failed: " << reply.error().message();
} else {
KIO::AuthInfo authResult;
QDataStream stream2(reply.value());
stream2 >> authResult;
applet->setUser (authResult.username);
applet->setPassword (authResult.password);
applet->setAuthName (authResult.realmValue);
}
}
/* install event filter for close events */
if (wparent)
wparent->topLevelWidget ()->installEventFilter (this);
setComponentData (KJavaAppletViewerFactory::componentData());
KParts::Part::setWidget (m_view);
connect (applet->getContext(), SIGNAL(appletLoaded()), this, SLOT(appletLoaded()));
connect (applet->getContext(), SIGNAL(showDocument(QString,QString)), m_browserextension, SLOT(showDocument(QString,QString)));
connect (applet->getContext(), SIGNAL(showStatus(QString)), this, SLOT(infoMessage(QString)));
connect (applet, SIGNAL(jsEvent(QStringList)), m_liveconnect, SLOT(jsEvent(QStringList)));
}
CoverWidget * KJavaAppletViewer::view () const
{
return m_view;
}
bool KJavaAppletViewer::eventFilter (QObject *o, QEvent *e) {
if (m_liveconnect->jsSessions () > 0) {
switch (e->type()) {
case QEvent::Destroy:
case QEvent::Close:
case QEvent::Quit:
return true;
default:
break;
}
}
return KParts::ReadOnlyPart::eventFilter(o,e);
}
KJavaAppletViewer::~KJavaAppletViewer () {
m_view = 0L;
serverMaintainer->releaseContext (parent(), baseurl);
if (m_statusbar_icon) {
m_statusbar->removeStatusBarItem (m_statusbar_icon);
delete m_statusbar_icon;
}
}
bool KJavaAppletViewer::openUrl (const KUrl & url) {
if (!m_view) return false;
m_closed = false;
KJavaAppletWidget* const w = m_view->appletWidget ();
KJavaApplet* const applet = w->applet ();
if (applet->isCreated ())
applet->stop ();
if (applet->appletClass ().isEmpty ()) {
// preview without setting a class?
if (applet->baseURL ().isEmpty ()) {
applet->setAppletClass (url.fileName ());
applet->setBaseURL (url.upUrl ().url ());
} else
applet->setAppletClass (url.url ());
AppletParameterDialog (w).exec ();
applet->setSize (w->sizeHint());
}
if (!m_statusbar_icon) {
KStatusBar *sb = m_statusbar->statusBar();
if (sb) {
m_statusbar_icon = new StatusBarIcon (sb);
m_statusbar->addStatusBarItem (m_statusbar_icon, 0, false);
}
}
// delay showApplet if size is unknown and m_view not shown
if (applet->size().width() > 0 || m_view->isVisible())
w->showApplet ();
else
QTimer::singleShot (10, this, SLOT (delayedCreateTimeOut()));
if (!applet->failed ())
emit started (0L);
return url.isValid ();
}
bool KJavaAppletViewer::closeUrl () {
kDebug(6100) << "closeUrl";
m_closed = true;
KJavaApplet* const applet = m_view->appletWidget ()->applet ();
if (applet->isCreated ())
applet->stop ();
applet->getContext()->getServer()->endWaitForReturnData();
return true;
}
bool KJavaAppletViewer::appletAlive () const {
return !m_closed && m_view &&
m_view->appletWidget ()->applet () &&
m_view->appletWidget ()->applet ()->isAlive ();
}
bool KJavaAppletViewer::openFile () {
return false;
}
void KJavaAppletViewer::delayedCreateTimeOut () {
KJavaAppletWidget* const w = m_view->appletWidget ();
if (!w->applet ()->isCreated () && !m_closed)
w->showApplet ();
}
void KJavaAppletViewer::appletLoaded () {
if (!m_view) return;
KJavaApplet* const applet = m_view->appletWidget ()->applet ();
if (applet->isAlive() || applet->failed())
emit completed();
}
void KJavaAppletViewer::infoMessage (const QString & msg) {
m_browserextension->infoMessage(msg);
}
KAboutData* KJavaAppletViewer::createAboutData () {
return new KAboutData("KJavaAppletViewer", 0, ki18n("KDE Java Applet Plugin"), "1.0");
}
//---------------------------------------------------------------------
KJavaAppletViewerBrowserExtension::KJavaAppletViewerBrowserExtension (KJavaAppletViewer * parent)
: KParts::BrowserExtension (parent )
{
setObjectName( "KJavaAppletViewer Browser Extension" );
}
void KJavaAppletViewerBrowserExtension::urlChanged (const QString & url) {
emit setLocationBarUrl (url);
}
void KJavaAppletViewerBrowserExtension::setLoadingProgress (int percentage) {
emit loadingProgress (percentage);
}
void KJavaAppletViewerBrowserExtension::setBrowserArguments (const KParts::BrowserArguments & /*args*/) {
}
void KJavaAppletViewerBrowserExtension::saveState (QDataStream & stream) {
KJavaApplet* const applet = static_cast<KJavaAppletViewer*>(parent())->view()->appletWidget ()->applet ();
stream << applet->appletClass();
stream << applet->baseURL();
stream << applet->archives();
stream << applet->getParams().size ();
QMap<QString,QString>::const_iterator it = applet->getParams().constBegin();
const QMap<QString,QString>::const_iterator itEnd = applet->getParams().constEnd();
for ( ; it != itEnd; ++it) {
stream << it.key ();
stream << it.value ();
}
}
void KJavaAppletViewerBrowserExtension::restoreState (QDataStream & stream) {
KJavaAppletWidget* const w = static_cast<KJavaAppletViewer*>(parent())->view()->appletWidget();
KJavaApplet* const applet = w->applet ();
QString key, val;
int paramcount;
stream >> val;
applet->setAppletClass (val);
stream >> val;
applet->setBaseURL (val);
stream >> val;
applet->setArchives (val);
stream >> paramcount;
for (int i = 0; i < paramcount; ++i) {
stream >> key;
stream >> val;
applet->setParameter (key, val);
kDebug(6100) << "restoreState key:" << key << " val:" << val;
}
applet->setSize (w->sizeHint ());
if (w->isVisible())
w->showApplet ();
}
void KJavaAppletViewerBrowserExtension::showDocument (const QString & doc,
const QString & frame) {
const KUrl url (doc);
KParts::BrowserArguments browserArgs;
browserArgs.frameName = frame;
emit openUrlRequest(url, KParts::OpenUrlArguments(), browserArgs);
}
//-----------------------------------------------------------------------------
KJavaAppletViewerLiveConnectExtension::KJavaAppletViewerLiveConnectExtension(KJavaAppletViewer * parent)
: KParts::LiveConnectExtension (parent ), m_viewer (parent)
{
setObjectName( "KJavaAppletViewer LiveConnect Extension" );
}
bool KJavaAppletViewerLiveConnectExtension::get (
const unsigned long objid, const QString & name,
KParts::LiveConnectExtension::Type & type,
unsigned long & rid, QString & value)
{
if (!m_viewer->appletAlive ())
return false;
QStringList args, ret_args;
KJavaApplet* const applet = m_viewer->view ()->appletWidget ()->applet ();
args.append (QString::number (applet->appletId ()));
args.append (QString::number ((int) objid));
args.append (name);
m_jssessions++;
const bool ret = applet->getContext()->getMember (args, ret_args);
m_jssessions--;
if (!ret || ret_args.count() != 3) return false;
bool ok;
int itype = ret_args[0].toInt (&ok);
if (!ok || itype < 0) return false;
type = (KParts::LiveConnectExtension::Type) itype;
rid = ret_args[1].toInt (&ok);
if (!ok) return false;
value = ret_args[2];
return true;
}
bool KJavaAppletViewerLiveConnectExtension::put(const unsigned long objid, const QString & name, const QString & value)
{
if (!m_viewer->appletAlive ())
return false;
QStringList args;
KJavaApplet* const applet = m_viewer->view ()->appletWidget ()->applet ();
args.append (QString::number (applet->appletId ()));
args.append (QString::number ((int) objid));
args.append (name);
args.append (value);
++m_jssessions;
const bool ret = applet->getContext()->putMember (args);
--m_jssessions;
return ret;
}
bool KJavaAppletViewerLiveConnectExtension::call( const unsigned long objid, const QString & func, const QStringList & fargs, KParts::LiveConnectExtension::Type & type, unsigned long & retobjid, QString & value )
{
if (!m_viewer->appletAlive ())
return false;
KJavaApplet* const applet = m_viewer->view ()->appletWidget ()->applet ();
QStringList args, ret_args;
args.append (QString::number (applet->appletId ()));
args.append (QString::number ((int) objid));
args.append (func);
{
QStringList::const_iterator it = fargs.begin();
const QStringList::const_iterator itEnd = fargs.end();
for ( ; it != itEnd; ++it)
args.append(*it);
}
++m_jssessions;
const bool ret = applet->getContext()->callMember (args, ret_args);
--m_jssessions;
if (!ret || ret_args.count () != 3) return false;
bool ok;
const int itype = ret_args[0].toInt (&ok);
if (!ok || itype < 0) return false;
type = (KParts::LiveConnectExtension::Type) itype;
retobjid = ret_args[1].toInt (&ok);
if (!ok) return false;
value = ret_args[2];
return true;
}
void KJavaAppletViewerLiveConnectExtension::unregister(const unsigned long objid)
{
if (!m_viewer->view () || !m_viewer->view ())
return;
KJavaApplet* const applet = m_viewer->view ()->appletWidget ()->applet ();
if (!applet || objid == 0) {
// typically a gc after a function call on the applet,
// no need to send to the jvm
return;
}
QStringList args;
args.append (QString::number (applet->appletId ()));
args.append (QString::number ((int) objid));
applet->getContext()->derefObject (args);
}
void KJavaAppletViewerLiveConnectExtension::jsEvent (const QStringList & args) {
if (args.count () < 2 || !m_viewer->appletAlive ())
return;
bool ok;
QStringList::ConstIterator it = args.begin();
const QStringList::ConstIterator itEnd = args.end();
const unsigned long objid = (*it).toInt(&ok);
++it;
const QString event = (*it);
++it;
KParts::LiveConnectExtension::ArgList arglist;
for (; it != itEnd; ++it) {
// take a deep breath here
const QStringList::ConstIterator prev = it++;
arglist.push_back(KParts::LiveConnectExtension::ArgList::value_type((KParts::LiveConnectExtension::Type) (*prev).toInt(), (*it)));
}
emit partEvent (objid, event, arglist);
}
int KJavaAppletViewerLiveConnectExtension::m_jssessions = 0;
//-----------------------------------------------------------------------------
#include "moc_kjavaappletviewer.cpp"