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00020 #include <stdio.h>
00021
00022 #ifdef KDE_USE_FINAL
00023 #undef Always
00024 #include <qdir.h>
00025 #endif
00026 #include <qtable.h>
00027 #include <qpair.h>
00028 #include <qguardedptr.h>
00029
00030 #include <klibloader.h>
00031 #include <kaboutdata.h>
00032 #include <kstaticdeleter.h>
00033 #include <klocale.h>
00034 #include <kapplication.h>
00035 #include <kdebug.h>
00036 #include <kconfig.h>
00037 #include <kio/authinfo.h>
00038 #include <dcopclient.h>
00039
00040 #include "kjavaappletwidget.h"
00041 #include "kjavaappletviewer.h"
00042 #include "kjavaappletserver.h"
00043
00044
00045 K_EXPORT_COMPONENT_FACTORY (kjavaappletviewer, KJavaAppletViewerFactory)
00046
00047 KInstance *KJavaAppletViewerFactory::s_instance = 0;
00048
00049 KJavaAppletViewerFactory::KJavaAppletViewerFactory () {
00050 s_instance = new KInstance ("KJavaAppletViewer");
00051 }
00052
00053 KJavaAppletViewerFactory::~KJavaAppletViewerFactory () {
00054 delete s_instance;
00055 }
00056
00057 KParts::Part *KJavaAppletViewerFactory::createPartObject
00058 (QWidget *wparent, const char *wname,
00059 QObject *parent, const char * name, const char *, const QStringList & args) {
00060 return new KJavaAppletViewer (wparent, wname, parent, name, args);
00061 }
00062
00063
00064
00065 class KJavaServerMaintainer;
00066 static KJavaServerMaintainer * serverMaintainer = 0;
00067
00068 class KJavaServerMaintainer {
00069 public:
00070 KJavaServerMaintainer () { }
00071 ~KJavaServerMaintainer ();
00072
00073 KJavaAppletContext * getContext (QObject*, const QString &);
00074 void releaseContext (QObject*, const QString &);
00075 void setServer (KJavaAppletServer * s);
00076 private:
00077 typedef QMap <QPair <QObject*, QString>, QPair <KJavaAppletContext*, int> >
00078 ContextMap;
00079 ContextMap m_contextmap;
00080 QGuardedPtr <KJavaAppletServer> server;
00081 };
00082
00083 KJavaServerMaintainer::~KJavaServerMaintainer () {
00084 delete server;
00085 }
00086
00087 KJavaAppletContext * KJavaServerMaintainer::getContext (QObject * w, const QString & doc) {
00088 ContextMap::key_type key = qMakePair (w, doc);
00089 ContextMap::iterator it = m_contextmap.find (key);
00090 if (it != m_contextmap.end ()) {
00091 (*it).second++;
00092 return (*it).first;
00093 }
00094 KJavaAppletContext * context = new KJavaAppletContext ();
00095 m_contextmap.insert (key, qMakePair(context, 1));
00096 return context;
00097 }
00098
00099 void KJavaServerMaintainer::releaseContext (QObject * w, const QString & doc) {
00100 ContextMap::iterator it = m_contextmap.find (qMakePair (w, doc));
00101 if (it != m_contextmap.end () && --(*it).second <= 0) {
00102 kdDebug(6100) << "KJavaServerMaintainer::releaseContext" << endl;
00103 (*it).first->deleteLater ();
00104 m_contextmap.remove (it);
00105 }
00106 }
00107
00108 inline void KJavaServerMaintainer::setServer (KJavaAppletServer * s) {
00109 if (!server)
00110 server = s;
00111 }
00112
00113 static KStaticDeleter <KJavaServerMaintainer> serverMaintainerDeleter;
00114
00115
00116
00117 AppletParameterDialog::AppletParameterDialog (KJavaAppletWidget * parent)
00118 : KDialogBase (parent, "paramdialog", true, i18n ("Applet Parameters"),
00119 KDialogBase::Close, KDialogBase::Close, true),
00120 m_appletWidget (parent) {
00121 KJavaApplet * applet = parent->applet ();
00122 table = new QTable (30, 2, this);
00123 table->setMinimumSize (QSize (600, 400));
00124 table->setColumnWidth (0, 200);
00125 table->setColumnWidth (1, 340);
00126 QHeader *header = table->horizontalHeader();
00127 header->setLabel (0, i18n ("Parameter"));
00128 header->setLabel (1, i18n ("Value"));
00129 QTableItem * tit = new QTableItem (table, QTableItem::Never, i18n("Class"));
00130 table->setItem (0, 0, tit);
00131 tit = new QTableItem(table, QTableItem::Always, applet->appletClass());
00132 table->setItem (0, 1, tit);
00133 tit = new QTableItem (table, QTableItem::Never, i18n ("Base URL"));
00134 table->setItem (1, 0, tit);
00135 tit = new QTableItem(table, QTableItem::Always, applet->baseURL());
00136 table->setItem (1, 1, tit);
00137 tit = new QTableItem (table, QTableItem::Never, i18n ("Archives"));
00138 table->setItem (2, 0, tit);
00139 tit = new QTableItem(table, QTableItem::Always, applet->archives());
00140 table->setItem (2, 1, tit);
00141 QMap<QString,QString>::iterator it = applet->getParams().begin ();
00142 for (int count = 2; it != applet->getParams().end (); ++it) {
00143 tit = new QTableItem (table, QTableItem::Always, it.key ());
00144 table->setItem (++count, 0, tit);
00145 tit = new QTableItem(table, QTableItem::Always, it.data ());
00146 table->setItem (count, 1, tit);
00147 }
00148 setMainWidget (table);
00149 }
00150
00151 void AppletParameterDialog::slotClose () {
00152 table->selectCells (0, 0, 0, 0);
00153 KJavaApplet * applet = m_appletWidget->applet ();
00154 applet->setAppletClass (table->item (0, 1)->text ());
00155 applet->setBaseURL (table->item (1, 1)->text ());
00156 applet->setArchives (table->item (2, 1)->text ());
00157 for (int i = 3; i < table->numRows (); ++i) {
00158 if (table->item (i, 0) && table->item (i, 1) && !table->item (i, 0)->text ().isEmpty ())
00159 applet->setParameter (table->item (i, 0)->text (),
00160 table->item (i, 1)->text ());
00161 }
00162 hide ();
00163 }
00164
00165
00166 class CoverWidget : public QWidget {
00167 KJavaAppletWidget * m_appletwidget;
00168 public:
00169 CoverWidget (QWidget *);
00170 ~CoverWidget () {}
00171 KJavaAppletWidget * appletWidget () const;
00172 protected:
00173 void resizeEvent (QResizeEvent * e);
00174 };
00175
00176 inline CoverWidget::CoverWidget (QWidget * parent) : QWidget (parent) {
00177 m_appletwidget = new KJavaAppletWidget (this);
00178 setFocusProxy (m_appletwidget);
00179 hide ();
00180 }
00181
00182 inline KJavaAppletWidget * CoverWidget::appletWidget () const {
00183 return m_appletwidget;
00184 }
00185
00186 void CoverWidget::resizeEvent (QResizeEvent * e) {
00187 m_appletwidget->resize (e->size().width(), e->size().height());
00188 }
00189
00190
00191
00192 KJavaAppletViewer::KJavaAppletViewer (QWidget * wparent, const char *,
00193 QObject * parent, const char * name, const QStringList & args)
00194 : KParts::ReadOnlyPart (parent, name),
00195 m_browserextension (new KJavaAppletViewerBrowserExtension (this)),
00196 m_liveconnect (new KJavaAppletViewerLiveConnectExtension (this)),
00197 m_closed (true)
00198 {
00199 if (!serverMaintainer) {
00200 serverMaintainerDeleter.setObject (serverMaintainer,
00201 new KJavaServerMaintainer);
00202 }
00203 m_view = new CoverWidget (wparent);
00204 QString classname, classid, codebase, khtml_codebase;
00205 int width = -1;
00206 int height = -1;
00207 KJavaApplet * applet = m_view->appletWidget()->applet ();
00208 QStringList::const_iterator it = args.begin ();
00209 for ( ; it != args.end (); ++it) {
00210 int equalPos = (*it).find("=");
00211 if (equalPos > 0) {
00212 QString name = (*it).left (equalPos).upper ();
00213 QString value = (*it).right ((*it).length () - equalPos - 1);
00214 if (value.at(0)=='\"')
00215 value = value.right (value.length () - 1);
00216 if (value.at (value.length () - 1) == '\"')
00217 value.truncate (value.length () - 1);
00218 kdDebug(6100) << "name=" << name << " value=" << value << endl;
00219 if (!name.isEmpty()) {
00220 QString name_lower = name.lower ();
00221 if (name == "__KHTML__PLUGINBASEURL") {
00222 KURL url (value);
00223 QString fn = url.fileName (false);
00224 baseurl = fn.isEmpty () ?
00225 value : value.left (value.length ()-fn.length ());
00226 } else if (name == "__KHTML__CODEBASE")
00227 khtml_codebase = value;
00228 else if (name_lower == QString::fromLatin1("codebase") ||
00229 name_lower == QString::fromLatin1("java_codebase")) {
00230 if (!value.isEmpty ())
00231 codebase = value;
00232 } else if (name == "__KHTML__CLASSID")
00233
00234 classid = value;
00235 else if (name_lower == QString::fromLatin1("code") ||
00236 name_lower == QString::fromLatin1("java_code") ||
00237 name_lower == QString::fromLatin1("src"))
00238 classname = value;
00239 else if (name_lower == QString::fromLatin1("archive") ||
00240 name_lower == QString::fromLatin1("java_archive") ||
00241 name_lower.startsWith ("cache_archive"))
00242 applet->setArchives (value);
00243 else if (name_lower == QString::fromLatin1("name"))
00244 applet->setAppletName (value);
00245 else if (name_lower == QString::fromLatin1("width"))
00246 width = value.toInt();
00247 else if (name_lower == QString::fromLatin1("height"))
00248 height = value.toInt();
00249 else {
00250 applet->setParameter (name, value);
00251 }
00252 }
00253 }
00254 }
00255 if (!classid.isEmpty ()) {
00256 applet->setParameter ("CLSID", classid);
00257 kdDebug(6100) << "classid=" << classid << classid.startsWith("clsid:")<< endl;
00258 if (classid.startsWith ("clsid:"))
00259
00260 khtml_codebase = baseurl;
00261 else if (classname.isEmpty () && classid.startsWith ("java:"))
00262 classname = classid.mid(5);
00263 }
00264 if (codebase.isEmpty ())
00265 codebase = khtml_codebase;
00266
00267 if (width > 0 && height > 0) {
00268 m_view->resize (width, height);
00269 applet->setSize( QSize( width, height ) );
00270 }
00271 applet->setBaseURL (baseurl);
00272
00273 KURL kbaseURL( baseurl );
00274 KURL newURL(kbaseURL, codebase);
00275 if (kapp->authorizeURLAction("redirect", KURL(baseurl), newURL))
00276 applet->setCodeBase (newURL.url());
00277 applet->setAppletClass (classname);
00278 KJavaAppletContext * cxt = serverMaintainer->getContext (parent, baseurl);
00279 applet->setAppletContext (cxt);
00280
00281 KJavaAppletServer * server = cxt->getServer ();
00282
00283 serverMaintainer->setServer (server);
00284
00285 if (!server->usingKIO ()) {
00286
00287 KIO::AuthInfo info;
00288 QString errorMsg;
00289 QCString replyType;
00290 QByteArray params;
00291 QByteArray reply;
00292 KIO::AuthInfo authResult;
00293
00294
00295 info.url = baseurl;
00296 info.verifyPath = true;
00297
00298 QDataStream stream(params, IO_WriteOnly);
00299 stream << info << m_view->topLevelWidget()->winId();
00300
00301 if (!kapp->dcopClient ()->call( "kded", "kpasswdserver", "checkAuthInfo(KIO::AuthInfo, long int)", params, replyType, reply ) ) {
00302 kdWarning() << "Can't communicate with kded_kpasswdserver!" << endl;
00303 } else if ( replyType == "KIO::AuthInfo" ) {
00304 QDataStream stream2( reply, IO_ReadOnly );
00305 stream2 >> authResult;
00306 applet->setUser (authResult.username);
00307 applet->setPassword (authResult.password);
00308 applet->setAuthName (authResult.realmValue);
00309 }
00310 }
00311
00312
00313 if (wparent)
00314 wparent->topLevelWidget ()->installEventFilter (this);
00315
00316 setInstance (KJavaAppletViewerFactory::instance ());
00317 KParts::Part::setWidget (m_view);
00318
00319 connect (applet->getContext(), SIGNAL(appletLoaded()), this, SLOT(appletLoaded()));
00320 connect (applet->getContext(), SIGNAL(showDocument(const QString&, const QString&)), m_browserextension, SLOT(showDocument(const QString&, const QString&)));
00321 connect (applet->getContext(), SIGNAL(showStatus(const QString &)), this, SLOT(infoMessage(const QString &)));
00322 connect (applet, SIGNAL(jsEvent (const QStringList &)), m_liveconnect, SLOT(jsEvent (const QStringList &)));
00323 }
00324
00325 bool KJavaAppletViewer::eventFilter (QObject *o, QEvent *e) {
00326 if (m_liveconnect->jsSessions () > 0) {
00327 switch (e->type()) {
00328 case QEvent::Destroy:
00329 case QEvent::Close:
00330 case QEvent::Quit:
00331 return true;
00332 default:
00333 break;
00334 }
00335 }
00336 return KParts::ReadOnlyPart::eventFilter(o,e);
00337 }
00338
00339 KJavaAppletViewer::~KJavaAppletViewer () {
00340 m_view = 0L;
00341 serverMaintainer->releaseContext (parent(), baseurl);
00342 }
00343
00344 bool KJavaAppletViewer::openURL (const KURL & url) {
00345 if (!m_view) return false;
00346 m_closed = false;
00347 KJavaAppletWidget * w = m_view->appletWidget ();
00348 KJavaApplet * applet = w->applet ();
00349 if (applet->isCreated ())
00350 applet->stop ();
00351 if (applet->appletClass ().isEmpty ()) {
00352
00353 if (applet->baseURL ().isEmpty ()) {
00354 applet->setAppletClass (url.fileName ());
00355 applet->setBaseURL (url.upURL ().url ());
00356 } else
00357 applet->setAppletClass (url.url ());
00358 AppletParameterDialog (w).exec ();
00359 applet->setSize (w->sizeHint());
00360 }
00361
00362 if (applet->size().width() > 0 || m_view->isVisible())
00363 w->showApplet ();
00364 if (!applet->failed ())
00365 emit started (0L);
00366 return url.isValid ();
00367 }
00368
00369 bool KJavaAppletViewer::closeURL () {
00370 kdDebug(6100) << "closeURL" << endl;
00371 m_closed = true;
00372 KJavaApplet * applet = m_view->appletWidget ()->applet ();
00373 if (applet->isCreated ())
00374 applet->stop ();
00375 applet->getContext()->getServer()->endWaitForReturnData();
00376 return true;
00377 }
00378
00379 bool KJavaAppletViewer::appletAlive () const {
00380 return !m_closed && m_view &&
00381 m_view->appletWidget ()->applet () &&
00382 m_view->appletWidget ()->applet ()->isAlive ();
00383 }
00384
00385 bool KJavaAppletViewer::openFile () {
00386 return false;
00387 }
00388
00389 void KJavaAppletViewer::appletLoaded () {
00390 if (!m_view) return;
00391 KJavaApplet * applet = m_view->appletWidget ()->applet ();
00392 if (applet->isAlive() || applet->failed())
00393 emit completed();
00394 }
00395
00396 void KJavaAppletViewer::infoMessage (const QString & msg) {
00397 m_browserextension->infoMessage(msg);
00398 }
00399
00400 KAboutData* KJavaAppletViewer::createAboutData () {
00401 return new KAboutData("KJavaAppletViewer", I18N_NOOP("KDE Java Applet Plugin"), "1.0");
00402 }
00403
00404
00405
00406 KJavaAppletViewerBrowserExtension::KJavaAppletViewerBrowserExtension (KJavaAppletViewer * parent)
00407 : KParts::BrowserExtension (parent, "KJavaAppletViewer Browser Extension") {
00408 }
00409
00410 void KJavaAppletViewerBrowserExtension::urlChanged (const QString & url) {
00411 emit setLocationBarURL (url);
00412 }
00413
00414 void KJavaAppletViewerBrowserExtension::setLoadingProgress (int percentage) {
00415 emit loadingProgress (percentage);
00416 }
00417
00418 void KJavaAppletViewerBrowserExtension::setURLArgs (const KParts::URLArgs & ) {
00419 }
00420
00421 void KJavaAppletViewerBrowserExtension::saveState (QDataStream & stream) {
00422 KJavaApplet * applet = static_cast<KJavaAppletViewer*>(parent())->view()->appletWidget ()->applet ();
00423 stream << applet->appletClass();
00424 stream << applet->baseURL();
00425 stream << applet->archives();
00426 stream << applet->getParams().size ();
00427 QMap<QString,QString>::iterator it = applet->getParams().begin ();
00428 for ( ; it != applet->getParams().end (); ++it) {
00429 stream << it.key ();
00430 stream << it.data ();
00431 }
00432 }
00433
00434 void KJavaAppletViewerBrowserExtension::restoreState (QDataStream & stream) {
00435 KJavaAppletWidget * w = static_cast<KJavaAppletViewer*>(parent())->view()->appletWidget();
00436 KJavaApplet * applet = w->applet ();
00437 QString key, val;
00438 int paramcount;
00439 stream >> val;
00440 applet->setAppletClass (val);
00441 stream >> val;
00442 applet->setBaseURL (val);
00443 stream >> val;
00444 applet->setArchives (val);
00445 stream >> paramcount;
00446 for (int i = 0; i < paramcount; ++i) {
00447 stream >> key;
00448 stream >> val;
00449 applet->setParameter (key, val);
00450 kdDebug(6100) << "restoreState key:" << key << " val:" << val << endl;
00451 }
00452 applet->setSize (w->sizeHint ());
00453 if (w->isVisible())
00454 w->showApplet ();
00455 }
00456
00457 void KJavaAppletViewerBrowserExtension::showDocument (const QString & doc,
00458 const QString & frame) {
00459 KURL url (doc);
00460 KParts::URLArgs args;
00461 args.frameName = frame;
00462 emit openURLRequest (url, args);
00463 }
00464
00465
00466
00467 KJavaAppletViewerLiveConnectExtension::KJavaAppletViewerLiveConnectExtension(KJavaAppletViewer * parent)
00468 : KParts::LiveConnectExtension (parent), m_viewer (parent) {
00469 }
00470
00471 bool KJavaAppletViewerLiveConnectExtension::get (
00472 const unsigned long objid, const QString & name,
00473 KParts::LiveConnectExtension::Type & type,
00474 unsigned long & rid, QString & value)
00475 {
00476 if (!m_viewer->appletAlive ())
00477 return false;
00478 QStringList args, ret_args;
00479 KJavaApplet * applet = m_viewer->view ()->appletWidget ()->applet ();
00480 args.append (QString::number (applet->appletId ()));
00481 args.append (QString::number ((int) objid));
00482 args.append (name);
00483 m_jssessions++;
00484 bool ret = applet->getContext()->getMember (args, ret_args);
00485 m_jssessions--;
00486 if (!ret || ret_args.count() != 3) return false;
00487 bool ok;
00488 int itype = ret_args[0].toInt (&ok);
00489 if (!ok || itype < 0) return false;
00490 type = (KParts::LiveConnectExtension::Type) itype;
00491 rid = ret_args[1].toInt (&ok);
00492 if (!ok) return false;
00493 value = ret_args[2];
00494 return true;
00495 }
00496
00497 bool KJavaAppletViewerLiveConnectExtension::put(const unsigned long objid, const QString & name, const QString & value)
00498 {
00499 if (!m_viewer->appletAlive ())
00500 return false;
00501 QStringList args;
00502 KJavaApplet * applet = m_viewer->view ()->appletWidget ()->applet ();
00503 args.append (QString::number (applet->appletId ()));
00504 args.append (QString::number ((int) objid));
00505 args.append (name);
00506 args.append (value);
00507 m_jssessions++;
00508 bool ret = applet->getContext()->putMember (args);
00509 m_jssessions--;
00510 return ret;
00511 }
00512
00513 bool KJavaAppletViewerLiveConnectExtension::call( const unsigned long objid, const QString & func, const QStringList & fargs, KParts::LiveConnectExtension::Type & type, unsigned long & retobjid, QString & value )
00514 {
00515 if (!m_viewer->appletAlive ())
00516 return false;
00517 KJavaApplet * applet = m_viewer->view ()->appletWidget ()->applet ();
00518 QStringList args, ret_args;
00519 args.append (QString::number (applet->appletId ()));
00520 args.append (QString::number ((int) objid));
00521 args.append (func);
00522 for (QStringList::const_iterator it=fargs.begin(); it != fargs.end(); ++it)
00523 args.append(*it);
00524 m_jssessions++;
00525 bool ret = applet->getContext()->callMember (args, ret_args);
00526 m_jssessions--;
00527 if (!ret || ret_args.count () != 3) return false;
00528 bool ok;
00529 int itype = ret_args[0].toInt (&ok);
00530 if (!ok || itype < 0) return false;
00531 type = (KParts::LiveConnectExtension::Type) itype;
00532 retobjid = ret_args[1].toInt (&ok);
00533 if (!ok) return false;
00534 value = ret_args[2];
00535 return true;
00536 }
00537
00538 void KJavaAppletViewerLiveConnectExtension::unregister(const unsigned long objid)
00539 {
00540 if (!m_viewer->view () || !m_viewer->view ())
00541 return;
00542 KJavaApplet * applet = m_viewer->view ()->appletWidget ()->applet ();
00543 if (!applet || objid == 0) {
00544
00545
00546 return;
00547 }
00548 QStringList args;
00549 args.append (QString::number (applet->appletId ()));
00550 args.append (QString::number ((int) objid));
00551 applet->getContext()->derefObject (args);
00552 }
00553
00554 void KJavaAppletViewerLiveConnectExtension::jsEvent (const QStringList & args) {
00555 if (args.count () < 2 || !m_viewer->appletAlive ())
00556 return;
00557 bool ok;
00558 unsigned long objid = args[0].toInt(&ok);
00559 QString event = args[1];
00560 KParts::LiveConnectExtension::ArgList arglist;
00561 for (unsigned i = 2; i < args.count(); i += 2)
00562
00563 arglist.push_back(KParts::LiveConnectExtension::ArgList::value_type((KParts::LiveConnectExtension::Type) args[i].toInt(), args[i+1]));
00564 emit partEvent (objid, event, arglist);
00565 }
00566
00567 int KJavaAppletViewerLiveConnectExtension::m_jssessions = 0;
00568
00569
00570
00571 #include "kjavaappletviewer.moc"