Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 1980 insertions, 0 deletions

diff --git a/nsplugins/viewer/nsplugin.cpp b/nsplugins/viewer/nsplugin.cpp
new file mode 100644
index 000000000..cb39aa107
--- /dev/null
+++ b/nsplugins/viewer/nsplugin.cpp
@@ -0,0 +1,1980 @@
+/*
+
+  This is an encapsulation of the  Netscape plugin API.
+
+
+  Copyright (c) 2000 Matthias Hoelzer-Kluepfel <[email protected]>
+                     Stefan Schimanski <[email protected]>
+                2003-2005 George Staikos <[email protected]>
+
+  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) any later version.
+
+  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, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+*/
+
+
+#include "NSPluginCallbackIface_stub.h"
+
+
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <qdict.h>
+#include <qdir.h>
+#include <qfile.h>
+#include <qtimer.h>
+
+#include "kxt.h"
+#include "nsplugin.h"
+#include "resolve.h"
+
+#ifdef Bool
+#undef Bool
+#endif
+
+#include <dcopclient.h>
+#include <kconfig.h>
+#include <kdebug.h>
+#include <kglobal.h>
+#include <kio/netaccess.h>
+#include <klibloader.h>
+#include <klocale.h>
+#include <kprocess.h>
+#include <kprotocolmanager.h>
+#include <kstandarddirs.h>
+#include <ktempfile.h>
+#include <kurl.h>
+
+#include <X11/Intrinsic.h>
+#include <X11/Composite.h>
+#include <X11/Constraint.h>
+#include <X11/Shell.h>
+#include <X11/StringDefs.h>
+
+// provide these symbols when compiling with gcc 3.x
+
+#if defined __GNUC__ && defined __GNUC_MINOR__
+# define KDE_GNUC_PREREQ(maj, min) \
+  ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
+#else
+# define KDE_GNUC_PREREQ(maj, min) 0
+#endif
+
+
+#if defined(__GNUC__) && KDE_GNUC_PREREQ(3,0)
+extern "C" void* __builtin_new(size_t s)
+{
+   return operator new(s);
+}
+
+extern "C" void __builtin_delete(void* p)
+{
+   operator delete(p);
+}
+
+extern "C" void* __builtin_vec_new(size_t s)
+{
+   return operator new[](s);
+}
+
+extern "C" void __builtin_vec_delete(void* p)
+{
+   operator delete[](p);
+}
+
+extern "C" void __pure_virtual()
+{
+   abort();
+}
+#endif
+
+// server side functions -----------------------------------------------------
+
+// allocate memory
+void *g_NPN_MemAlloc(uint32 size)
+{
+   void *mem = ::malloc(size);
+
+   //kdDebug(1431) << "g_NPN_MemAlloc(), size=" << size << " allocated at " << mem << endl;
+
+   return mem;
+}
+
+
+// free memory
+void g_NPN_MemFree(void *ptr)
+{
+   //kdDebug(1431) << "g_NPN_MemFree() at " << ptr << endl;
+   if (ptr)
+     ::free(ptr);
+}
+
+uint32 g_NPN_MemFlush(uint32 size)
+{
+   Q_UNUSED(size);
+   //kdDebug(1431) << "g_NPN_MemFlush()" << endl;
+   // MAC OS only..  we don't use this
+   return 0;
+}
+
+
+// redraw
+void g_NPN_ForceRedraw(NPP /*instance*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api3.html#999401
+   // FIXME
+   kdDebug(1431) << "g_NPN_ForceRedraw() [unimplemented]" << endl;
+}
+
+
+// invalidate rect
+void g_NPN_InvalidateRect(NPP /*instance*/, NPRect* /*invalidRect*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api7.html#999503
+   // FIXME
+   kdDebug(1431) << "g_NPN_InvalidateRect() [unimplemented]" << endl;
+}
+
+
+// invalidate region
+void g_NPN_InvalidateRegion(NPP /*instance*/, NPRegion /*invalidRegion*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api8.html#999528
+   // FIXME
+   kdDebug(1431) << "g_NPN_InvalidateRegion() [unimplemented]" << endl;
+}
+
+
+// get value
+NPError g_NPN_GetValue(NPP /*instance*/, NPNVariable variable, void *value)
+{
+   kdDebug(1431) << "g_NPN_GetValue(), variable=" << static_cast<int>(variable) << endl;
+
+   switch (variable)
+   {
+      case NPNVxDisplay:
+         *(void**)value = qt_xdisplay();
+         return NPERR_NO_ERROR;
+      case NPNVxtAppContext:
+         *(void**)value = XtDisplayToApplicationContext(qt_xdisplay());
+         return NPERR_NO_ERROR;
+      case NPNVjavascriptEnabledBool:
+         *(bool*)value = true;
+         return NPERR_NO_ERROR;
+      case NPNVasdEnabledBool:
+         // SmartUpdate - we don't do this
+         *(bool*)value = false;
+         return NPERR_NO_ERROR;
+      case NPNVisOfflineBool:
+         // Offline browsing - no thanks
+         *(bool*)value = false;
+         return NPERR_NO_ERROR;
+      case NPNVToolkit:
+         *(NPNToolkitType*)value = NPNVGtk2;
+         return NPERR_NO_ERROR;
+      case NPNVSupportsXEmbedBool:
+         *(bool*)value = true;
+         return NPERR_NO_ERROR;
+      default:
+         return NPERR_INVALID_PARAM;
+   }
+}
+
+
+NPError g_NPN_DestroyStream(NPP instance, NPStream* stream,
+                          NPReason reason)
+{
+   // FIXME: is this correct?  I imagine it is not.  (GS)
+   kdDebug(1431) << "g_NPN_DestroyStream()" << endl;
+
+   NSPluginInstance *inst = (NSPluginInstance*) instance->ndata;
+   inst->streamFinished( (NSPluginStream *)stream->ndata );
+
+   switch (reason) {
+   case NPRES_DONE:
+      return NPERR_NO_ERROR;
+   case NPRES_USER_BREAK:
+      // FIXME: notify the user
+   case NPRES_NETWORK_ERR:
+      // FIXME: notify the user
+   default:
+      return NPERR_GENERIC_ERROR;
+   }
+}
+
+
+NPError g_NPN_RequestRead(NPStream* /*stream*/, NPByteRange* /*rangeList*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api16.html#999734
+   kdDebug(1431) << "g_NPN_RequestRead() [unimplemented]" << endl;
+
+   // FIXME
+   return NPERR_GENERIC_ERROR;
+}
+
+NPError g_NPN_NewStream(NPP /*instance*/, NPMIMEType /*type*/,
+                      const char* /*target*/, NPStream** /*stream*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api12.html#999628
+   kdDebug(1431) << "g_NPN_NewStream() [unimplemented]" << endl;
+
+   // FIXME
+   // This creates a stream from the plugin to the browser of type "type" to
+   // display in "target"
+   return NPERR_GENERIC_ERROR;
+}
+
+int32 g_NPN_Write(NPP /*instance*/, NPStream* /*stream*/, int32 /*len*/, void* /*buf*/)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api21.html#999859
+   kdDebug(1431) << "g_NPN_Write() [unimplemented]" << endl;
+
+   // FIXME
+   return 0;
+}
+
+
+// URL functions
+NPError g_NPN_GetURL(NPP instance, const char *url, const char *target)
+{
+   kdDebug(1431) << "g_NPN_GetURL: url=" << url << " target=" << target << endl;
+
+   NSPluginInstance *inst = static_cast<NSPluginInstance*>(instance->ndata);
+   if (inst) {
+      inst->requestURL( QString::fromLatin1(url), QString::null,
+                        QString::fromLatin1(target), 0 );
+   }
+
+   return NPERR_NO_ERROR;
+}
+
+
+NPError g_NPN_GetURLNotify(NPP instance, const char *url, const char *target,
+                         void* notifyData)
+{
+    kdDebug(1431) << "g_NPN_GetURLNotify: url=" << url << " target=" << target << " inst=" << (void*)instance << endl;
+   NSPluginInstance *inst = static_cast<NSPluginInstance*>(instance->ndata);
+   if (inst) {
+      kdDebug(1431) << "g_NPN_GetURLNotify: ndata=" << (void*)inst << endl;
+      inst->requestURL( QString::fromLatin1(url), QString::null,
+                        QString::fromLatin1(target), notifyData, true );
+   }
+
+   return NPERR_NO_ERROR;
+}
+
+
+NPError g_NPN_PostURLNotify(NPP instance, const char* url, const char* target,
+                     uint32 len, const char* buf, NPBool file, void* notifyData)
+{
+// http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api14.html
+   kdDebug(1431) << "g_NPN_PostURLNotify() [incomplete]" << endl;
+   kdDebug(1431) << "url=[" << url << "] target=[" << target << "]" << endl;
+   QByteArray postdata;
+   KParts::URLArgs args;
+
+   if (len == 0) {
+      return NPERR_NO_DATA;
+   }
+
+   if (file) { // buf is a filename
+      QFile f(buf);
+      if (!f.open(IO_ReadOnly)) {
+         return NPERR_FILE_NOT_FOUND;
+      }
+
+      // FIXME: this will not work because we need to strip the header out!
+      postdata = f.readAll();
+      f.close();
+   } else {    // buf is raw data
+      // First strip out the header
+      const char *previousStart = buf;
+      uint32 l;
+      bool previousCR = true;
+
+      for (l = 1;; l++) {
+         if (l == len) {
+            break;
+         }
+
+         if (buf[l-1] == '\n' || (previousCR && buf[l-1] == '\r')) {
+            if (previousCR) { // header is done!
+               if ((buf[l-1] == '\r' && buf[l] == '\n') ||
+                   (buf[l-1] == '\n' &&  buf[l] == '\r'))
+                  l++;
+               l++;
+               previousStart = &buf[l-1];
+               break;
+            }
+
+            QString thisLine = QString::fromLatin1(previousStart, &buf[l-1] - previousStart).stripWhiteSpace();
+
+            previousStart = &buf[l];
+            previousCR = true;
+
+            kdDebug(1431) << "Found header line: [" << thisLine << "]" << endl;
+            if (thisLine.startsWith("Content-Type: ")) {
+               args.setContentType(thisLine);
+            }
+         } else {
+            previousCR = false;
+         }
+      }
+
+      postdata.duplicate(previousStart, len - l + 1);
+   }
+
+   kdDebug(1431) << "Post data: " << postdata.size() << " bytes" << endl;
+#if 0
+   QFile f("/tmp/nspostdata");
+   f.open(IO_WriteOnly);
+   f.writeBlock(postdata);
+   f.close();
+#endif
+
+   if (!target || !*target) {
+      // Send the results of the post to the plugin
+      // (works by default)
+   } else if (!strcmp(target, "_current") || !strcmp(target, "_self") ||
+              !strcmp(target, "_top")) {
+      // Unload the plugin, put the results in the frame/window that the
+      // plugin was loaded in
+      // FIXME
+   } else if (!strcmp(target, "_new") || !strcmp(target, "_blank")){
+      // Open a new browser window and write the results there
+      // FIXME
+   } else {
+      // Write the results to the specified frame
+      // FIXME
+   }
+
+   NSPluginInstance *inst = static_cast<NSPluginInstance*>(instance->ndata);
+   if (inst && !inst->normalizedURL(QString::fromLatin1(url)).isNull()) {
+      inst->postURL( QString::fromLatin1(url), postdata, args.contentType(),
+                     QString::fromLatin1(target), notifyData, args, true );
+   } else {
+      // Unsupported / insecure
+      return NPERR_INVALID_URL;
+   }
+
+   return NPERR_NO_ERROR;
+}
+
+
+NPError g_NPN_PostURL(NPP instance, const char* url, const char* target,
+                    uint32 len, const char* buf, NPBool file)
+{
+// http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api13.html
+   kdDebug(1431) << "g_NPN_PostURL()" << endl;
+   kdDebug(1431) << "url=[" << url << "] target=[" << target << "]" << endl;
+   QByteArray postdata;
+   KParts::URLArgs args;
+
+   if (len == 0) {
+      return NPERR_NO_DATA;
+   }
+
+   if (file) { // buf is a filename
+      QFile f(buf);
+      if (!f.open(IO_ReadOnly)) {
+         return NPERR_FILE_NOT_FOUND;
+      }
+
+      // FIXME: this will not work because we need to strip the header out!
+      postdata = f.readAll();
+      f.close();
+   } else {    // buf is raw data
+      // First strip out the header
+      const char *previousStart = buf;
+      uint32 l;
+      bool previousCR = true;
+
+      for (l = 1;; l++) {
+         if (l == len) {
+            break;
+         }
+
+         if (buf[l-1] == '\n' || (previousCR && buf[l-1] == '\r')) {
+            if (previousCR) { // header is done!
+               if ((buf[l-1] == '\r' && buf[l] == '\n') ||
+                   (buf[l-1] == '\n' &&  buf[l] == '\r'))
+                  l++;
+               l++;
+               previousStart = &buf[l-1];
+               break;
+            }
+
+            QString thisLine = QString::fromLatin1(previousStart, &buf[l-1] - previousStart).stripWhiteSpace();
+
+            previousStart = &buf[l];
+            previousCR = true;
+
+            kdDebug(1431) << "Found header line: [" << thisLine << "]" << endl;
+            if (thisLine.startsWith("Content-Type: ")) {
+               args.setContentType(thisLine);
+            }
+         } else {
+            previousCR = false;
+         }
+      }
+
+      postdata.duplicate(previousStart, len - l + 1);
+   }
+
+   kdDebug(1431) << "Post data: " << postdata.size() << " bytes" << endl;
+#if 0
+   QFile f("/tmp/nspostdata");
+   f.open(IO_WriteOnly);
+   f.writeBlock(postdata);
+   f.close();
+#endif
+
+   if (!target || !*target) {
+      // Send the results of the post to the plugin
+      // (works by default)
+   } else if (!strcmp(target, "_current") || !strcmp(target, "_self") ||
+              !strcmp(target, "_top")) {
+      // Unload the plugin, put the results in the frame/window that the
+      // plugin was loaded in
+      // FIXME
+   } else if (!strcmp(target, "_new") || !strcmp(target, "_blank")){
+      // Open a new browser window and write the results there
+      // FIXME
+   } else {
+      // Write the results to the specified frame
+      // FIXME
+   }
+
+   NSPluginInstance *inst = static_cast<NSPluginInstance*>(instance->ndata);
+   if (inst && !inst->normalizedURL(QString::fromLatin1(url)).isNull()) {
+      inst->postURL( QString::fromLatin1(url), postdata, args.contentType(),
+                     QString::fromLatin1(target), 0L, args, false );
+   } else {
+      // Unsupported / insecure
+      return NPERR_INVALID_URL;
+   }
+
+   return NPERR_NO_ERROR;
+}
+
+
+// display status message
+void g_NPN_Status(NPP instance, const char *message)
+{
+   kdDebug(1431) << "g_NPN_Status(): " << message << endl;
+
+   if (!instance)
+      return;
+
+   // turn into an instance signal
+   NSPluginInstance *inst = (NSPluginInstance*) instance->ndata;
+
+   inst->emitStatus(message);
+}
+
+
+// inquire user agent
+const char *g_NPN_UserAgent(NPP /*instance*/)
+{
+    KProtocolManager kpm;
+    QString agent = kpm.userAgentForHost("nspluginviewer");
+    kdDebug(1431) << "g_NPN_UserAgent() = " << agent << endl;
+    // flash crashes without Firefox UA
+    agent = "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.10) Gecko/2007101500 Firefox/2.0.0.10";
+    return agent.latin1();
+}
+
+
+// inquire version information
+void g_NPN_Version(int *plugin_major, int *plugin_minor, int *browser_major, int *browser_minor)
+{
+   kdDebug(1431) << "g_NPN_Version()" << endl;
+
+   // FIXME: Use the sensible values
+   *browser_major = NP_VERSION_MAJOR;
+   *browser_minor = NP_VERSION_MINOR;
+
+   *plugin_major = NP_VERSION_MAJOR;
+   *plugin_minor = NP_VERSION_MINOR;
+}
+
+
+void g_NPN_ReloadPlugins(NPBool reloadPages)
+{
+   // http://devedge.netscape.com/library/manuals/2002/plugin/1.0/npn_api15.html#999713
+   kdDebug(1431) << "g_NPN_ReloadPlugins()" << endl;
+   KProcess p;
+   p << KGlobal::dirs()->findExe("nspluginscan");
+
+   if (reloadPages) {
+      // This is the proper way, but it cannot be done because we have no
+      // handle to the caller!  How stupid!  We cannot force all konqi windows
+      // to reload - that would be evil.
+      //p.start(KProcess::Block);
+      // Let's only allow the caller to be reloaded, not everything.
+      //if (_callback)
+      //   _callback->reloadPage();
+      p.start(KProcess::DontCare);
+   } else {
+      p.start(KProcess::DontCare);
+   }
+}
+
+
+// JAVA functions
+JRIEnv *g_NPN_GetJavaEnv()
+{
+   kdDebug(1431) << "g_NPN_GetJavaEnv() [unimplemented]" << endl;
+   // FIXME - what do these do?  I can't find docs, and even Mozilla doesn't
+   //         implement them
+   return 0;
+}
+
+
+jref g_NPN_GetJavaPeer(NPP /*instance*/)
+{
+   kdDebug(1431) << "g_NPN_GetJavaPeer() [unimplemented]" << endl;
+   // FIXME - what do these do?  I can't find docs, and even Mozilla doesn't
+   //         implement them
+   return 0;
+}
+
+
+NPError g_NPN_SetValue(NPP /*instance*/, NPPVariable variable, void* /*value*/)
+{
+   kdDebug(1431) << "g_NPN_SetValue() [unimplemented]" << endl;
+   switch (variable) {
+   case NPPVpluginWindowBool:
+      // FIXME
+      // If true, the plugin is windowless.  If false, it is in a window.
+   case NPPVpluginTransparentBool:
+      // FIXME
+      // If true, the plugin is displayed transparent
+   default:
+      return NPERR_GENERIC_ERROR;
+   }
+}
+
+
+
+
+
+/******************************************************************/
+
+void
+NSPluginInstance::forwarder(Widget w, XtPointer cl_data, XEvent * event, Boolean * cont)
+{
+  Q_UNUSED(w);
+  NSPluginInstance *inst = (NSPluginInstance*)cl_data;
+  *cont = True;
+  if (inst->_form == 0 || event->xkey.window == XtWindow(inst->_form))
+    return;
+  *cont = False;
+  event->xkey.window = XtWindow(inst->_form);
+  event->xkey.subwindow = None;
+  XtDispatchEvent(event);
+}
+
+
+NSPluginInstance::NSPluginInstance(NPP privateData, NPPluginFuncs *pluginFuncs,
+                                   KLibrary *handle, int width, int height,
+                                   QString src, QString /*mime*/,
+                                   QString appId, QString callbackId,
+                                   bool embed, WId xembed,
+                                   QObject *parent, const char* name )
+   : DCOPObject(), QObject( parent, name ) 
+{
+    Q_UNUSED(embed);
+   _visible = false;
+   _npp = privateData;
+   _npp->ndata = this;
+   _destroyed = false;
+   _handle = handle;
+   _width = width;
+   _height = height;
+   _tempFiles.setAutoDelete( true );
+   _streams.setAutoDelete( true );
+   _waitingRequests.setAutoDelete( true );
+   _callback = new NSPluginCallbackIface_stub( appId.latin1(), callbackId.latin1() );
+   _xembed_window = xembed;
+   _toplevel = _form = 0;
+
+   KURL base(src);
+   base.setFileName( QString::null );
+   _baseURL = base.url();
+
+   memcpy(&_pluginFuncs, pluginFuncs, sizeof(_pluginFuncs));
+
+   _timer = new QTimer( this );
+   connect( _timer, SIGNAL(timeout()), SLOT(timer()) );
+
+   kdDebug(1431) << "NSPluginInstance::NSPluginInstance" << endl;
+   kdDebug(1431) << "pdata = " << _npp->pdata << endl;
+   kdDebug(1431) << "ndata = " << _npp->ndata << endl;
+
+   if (width == 0)
+      width = 1600;
+
+   if (height == 0)
+      height = 1200;
+
+   if( _xembed_window == 0 ) {
+      // create drawing area
+      Arg args[7];
+      Cardinal nargs = 0;
+      XtSetArg(args[nargs], XtNwidth, width); nargs++;
+      XtSetArg(args[nargs], XtNheight, height); nargs++;
+      XtSetArg(args[nargs], XtNborderWidth, 0); nargs++;
+
+      String n, c;
+      XtGetApplicationNameAndClass(qt_xdisplay(), &n, &c);
+
+      _toplevel = XtAppCreateShell("drawingArea", c, applicationShellWidgetClass,
+                                   qt_xdisplay(), args, nargs);
+
+      // What exactly does widget mapping mean? Without this call the widget isn't
+      // embedded correctly. With it the viewer doesn't show anything in standalone mode.
+      //if (embed)
+         XtSetMappedWhenManaged(_toplevel, False);
+      XtRealizeWidget(_toplevel);
+
+      // Create form window that is searched for by flash plugin
+      _form = XtVaCreateWidget("form", compositeWidgetClass, _toplevel, NULL);
+      XtSetArg(args[nargs], XtNvisual, QPaintDevice::x11AppVisual()); nargs++;
+      XtSetArg(args[nargs], XtNdepth, QPaintDevice::x11AppDepth()); nargs++;
+      XtSetArg(args[nargs], XtNcolormap, QPaintDevice::x11AppColormap()); nargs++;
+      XtSetValues(_form, args, nargs);
+      XSync(qt_xdisplay(), false);
+
+      // From mozilla - not sure if it's needed yet, nor what to use for embedder
+#if 0
+      /* this little trick seems to finish initializing the widget */
+#if XlibSpecificationRelease >= 6
+      XtRegisterDrawable(qt_xdisplay(), embedderid, _toplevel);
+#else
+      _XtRegisterWindow(embedderid, _toplevel);
+#endif
+#endif
+      XtRealizeWidget(_form);
+      XtManageChild(_form);
+
+      // Register forwarder
+      XtAddEventHandler(_toplevel, (KeyPressMask|KeyReleaseMask), 
+                        False, forwarder, (XtPointer)this );
+      XtAddEventHandler(_form, (KeyPressMask|KeyReleaseMask), 
+                        False, forwarder, (XtPointer)this );
+      XSync(qt_xdisplay(), false);
+   }
+}
+
+NSPluginInstance::~NSPluginInstance()
+{
+   kdDebug(1431) << "-> ~NSPluginInstance" << endl;
+   destroy();
+   kdDebug(1431) << "<- ~NSPluginInstance" << endl;
+}
+
+
+void NSPluginInstance::destroy()
+{
+    if ( !_destroyed ) {
+
+        kdDebug(1431) << "delete streams" << endl;
+        _waitingRequests.clear();
+
+	shutdown();
+
+        for( NSPluginStreamBase *s=_streams.first(); s!=0; ) {
+            NSPluginStreamBase *next = _streams.next();
+            s->stop();
+            s = next;
+        }
+
+        _streams.clear();
+
+        kdDebug(1431) << "delete callbacks" << endl;
+        delete _callback;
+        _callback = 0;
+
+        kdDebug(1431) << "destroy plugin" << endl;
+        NPSavedData *saved = 0;
+
+        // As of 7/31/01, nsplugin crashes when used with Qt
+        // linked with libGL if the destroy function is called.
+        // A patch on that date hacked out the following call.
+        // On 11/17/01, Jeremy White has reenabled this destroy
+        // in a an attempt to better understand why this crash
+        // occurs so that the real problem can be found and solved.
+        // It's possible that a flaw in the SetWindow call
+        // caused the crash and it is now fixed.
+        if ( _pluginFuncs.destroy )
+            _pluginFuncs.destroy( _npp, &saved );
+
+        if (saved && saved->len && saved->buf)
+          g_NPN_MemFree(saved->buf);
+        if (saved)
+          g_NPN_MemFree(saved);
+
+        if( _form != 0 ) {
+            XtRemoveEventHandler(_form, (KeyPressMask|KeyReleaseMask), 
+                                 False, forwarder, (XtPointer)this);
+            XtRemoveEventHandler(_toplevel, (KeyPressMask|KeyReleaseMask), 
+                                 False, forwarder, (XtPointer)this);
+            XtDestroyWidget(_form);
+    	    _form = 0;
+            XtDestroyWidget(_toplevel);
+	    _toplevel = 0;
+        }
+
+        if (_npp) {
+            ::free(_npp);   // matched with malloc() in newInstance
+        }
+
+        _destroyed = true;
+    }
+}
+
+
+void NSPluginInstance::shutdown()
+{
+    NSPluginClass *cls = dynamic_cast<NSPluginClass*>(parent());
+    //destroy();
+    if (cls) {
+        cls->destroyInstance( this );
+    }
+}
+
+
+void NSPluginInstance::timer()
+{
+    if (!_visible) {
+         _timer->start( 100, true );
+         return;
+    }
+
+    //_streams.clear();
+
+    // start queued requests
+    kdDebug(1431) << "looking for waiting requests" << endl;
+    while ( _waitingRequests.head() ) {
+        kdDebug(1431) << "request found" << endl;
+        Request req( *_waitingRequests.head() );
+        _waitingRequests.remove();
+
+        QString url;
+
+        // make absolute url
+        if ( req.url.left(11).lower()=="javascript:" )
+            url = req.url;
+        else if ( KURL::isRelativeURL(req.url) ) {
+            KURL bu( _baseURL );
+            KURL absUrl( bu, req.url );
+            url = absUrl.url();
+        } else if ( req.url[0]=='/' && KURL(_baseURL).hasHost() ) {
+            KURL absUrl( _baseURL );
+            absUrl.setPath( req.url );
+            url = absUrl.url();
+        } else
+            url = req.url;
+
+        // non empty target = frame target
+        if ( !req.target.isEmpty())
+        {
+            if (_callback)
+            {
+                if ( req.post ) {
+                    _callback->postURL( url, req.target, req.data, req.mime );
+                } else {
+                    _callback->requestURL( url, req.target );
+                }
+                if ( req.notify ) {
+                    NPURLNotify( req.url, NPRES_DONE, req.notify );
+                }
+            }
+        } else {
+            if (!url.isEmpty())
+            {
+                kdDebug(1431) << "Starting new stream " << req.url << endl;
+
+                if (req.post) {
+                    // create stream
+                    NSPluginStream *s = new NSPluginStream( this );
+                    connect( s, SIGNAL(finished(NSPluginStreamBase*)),
+                             SLOT(streamFinished(NSPluginStreamBase*)) );
+                    _streams.append( s );
+
+                    kdDebug() << "posting to " << url << endl;
+
+                    emitStatus( i18n("Submitting data to %1").arg(url) );
+                    s->post( url, req.data, req.mime, req.notify, req.args );
+                } else if (url.lower().startsWith("javascript:")){
+                    if (_callback) {
+                        static Q_INT32 _jsrequestid = 0;
+			_jsrequests.insert(_jsrequestid, new Request(req));
+                        _callback->evalJavaScript(_jsrequestid++, url.mid(11));
+                    } else {
+                        kdDebug() << "No callback for javascript: url!" << endl;
+                    }
+                } else {
+                    // create stream
+                    NSPluginStream *s = new NSPluginStream( this );
+                    connect( s, SIGNAL(finished(NSPluginStreamBase*)),
+                             SLOT(streamFinished(NSPluginStreamBase*)) );
+                    _streams.append( s );
+
+                    kdDebug() << "getting " << url << endl;
+
+                    emitStatus( i18n("Requesting %1").arg(url) );
+                    s->get( url, req.mime, req.notify, req.reload );
+                }
+
+                //break;
+            }
+        }
+    }
+}
+
+
+QString NSPluginInstance::normalizedURL(const QString& url) const {
+    KURL bu( _baseURL );
+    KURL inURL(bu, url);
+    KConfig cfg("kcmnspluginrc", true);
+    cfg.setGroup("Misc");
+
+    if (!cfg.readBoolEntry("HTTP URLs Only", false) ||
+	inURL.protocol() == "http" ||
+        inURL.protocol() == "https" ||
+        inURL.protocol() == "javascript") {
+        return inURL.url();
+    }
+
+    // Allow: javascript:, http, https, or no protocol (match loading)
+    kdDebug(1431) << "NSPluginInstance::normalizedURL - I don't think so.  http or https only!" << endl;
+    return QString::null;
+}
+
+
+void NSPluginInstance::requestURL( const QString &url, const QString &mime,
+                                   const QString &target, void *notify, bool forceNotify, bool reload )
+{
+    // Generally this should already be done, but let's be safe for now.
+    QString nurl = normalizedURL(url);
+    if (nurl.isNull()) {
+        return;
+    }
+
+    kdDebug(1431) << "NSPluginInstance::requestURL url=" << nurl << " target=" << target << " notify=" << notify << endl;
+    _waitingRequests.enqueue( new Request( nurl, mime, target, notify, forceNotify, reload ) );
+    _timer->start( 100, true );
+}
+
+
+void NSPluginInstance::postURL( const QString &url, const QByteArray& data,
+                                const QString &mime,
+                                const QString &target, void *notify,
+                                const KParts::URLArgs& args, bool forceNotify )
+{
+    // Generally this should already be done, but let's be safe for now.
+    QString nurl = normalizedURL(url);
+    if (nurl.isNull()) {
+        return;
+    }
+
+    kdDebug(1431) << "NSPluginInstance::postURL url=" << nurl << " target=" << target << " notify=" << notify << endl;
+    _waitingRequests.enqueue( new Request( nurl, data, mime, target, notify, args, forceNotify) );
+    _timer->start( 100, true );
+}
+
+
+void NSPluginInstance::emitStatus(const QString &message)
+{
+    if( _callback )
+      _callback->statusMessage( message );
+}
+
+
+void NSPluginInstance::streamFinished( NSPluginStreamBase* strm )
+{
+   kdDebug(1431) << "-> NSPluginInstance::streamFinished" << endl;
+   emitStatus( QString::null );
+   _streams.setAutoDelete(false); // Don't delete it yet!!  we get called from
+                                  // its slot!
+   _streams.remove(strm);
+   _streams.setAutoDelete(true);
+   strm->deleteLater();
+   _timer->start( 100, true );
+}
+
+int NSPluginInstance::setWindow(Q_INT8 remove)
+{
+   if (remove)
+   {
+      NPSetWindow(0);
+      return NPERR_NO_ERROR;
+   }
+
+   kdDebug(1431) << "-> NSPluginInstance::setWindow" << endl;
+
+   _win.x = 0;
+   _win.y = 0;
+   _win.height = _height;
+   _win.width = _width;
+   _win.type = NPWindowTypeWindow;
+
+   // Well, the docu says sometimes, this is only used on the
+   // MAC, but sometimes it says it's always. Who knows...
+   _win.clipRect.top = 0;
+   _win.clipRect.left = 0;
+   _win.clipRect.bottom = _height;
+   _win.clipRect.right = _width;
+
+   if( _xembed_window ) {
+      _win.window = (void*) _xembed_window;
+      _win_info.type = NP_SETWINDOW;
+      _win_info.display = qt_xdisplay();
+      _win_info.visual = DefaultVisualOfScreen(DefaultScreenOfDisplay(qt_xdisplay()));
+      _win_info.colormap = DefaultColormapOfScreen(DefaultScreenOfDisplay(qt_xdisplay()));
+      _win_info.depth = DefaultDepthOfScreen(DefaultScreenOfDisplay(qt_xdisplay()));
+   } else {
+      _win.window = (void*) XtWindow(_form);
+
+      _win_info.type = NP_SETWINDOW;
+      _win_info.display = XtDisplay(_form);
+      _win_info.visual = DefaultVisualOfScreen(XtScreen(_form));
+      _win_info.colormap = DefaultColormapOfScreen(XtScreen(_form));
+      _win_info.depth = DefaultDepthOfScreen(XtScreen(_form));
+   }
+
+   kdDebug(1431) << "Window ID = " << _win.window << endl;
+
+   _win.ws_info = &_win_info;
+
+   NPError error = NPSetWindow( &_win );
+
+   kdDebug(1431) << "<- NSPluginInstance::setWindow = " << error << endl;
+   return error;
+}
+
+
+static void resizeWidgets(Window w, int width, int height) {
+   Window rroot, parent, *children;
+   unsigned int nchildren = 0;
+
+   if (XQueryTree(qt_xdisplay(), w, &rroot, &parent, &children, &nchildren)) {
+      for (unsigned int i = 0; i < nchildren; i++) {
+         XResizeWindow(qt_xdisplay(), children[i], width, height);
+      }
+      XFree(children);
+   }
+}
+
+
+void NSPluginInstance::resizePlugin(Q_INT32 w, Q_INT32 h)
+{
+   if (w == _width && h == _height)
+      return;
+
+   kdDebug(1431) << "-> NSPluginInstance::resizePlugin( w=" << w << ", h=" << h << " ) " << endl;
+
+   _width = w;
+   _height = h;
+
+   if( _form != 0 ) {
+      XResizeWindow(qt_xdisplay(), XtWindow(_form), w, h);
+      XResizeWindow(qt_xdisplay(), XtWindow(_toplevel), w, h);
+
+      Arg args[7];
+      Cardinal nargs = 0;
+      XtSetArg(args[nargs], XtNwidth, _width); nargs++;
+      XtSetArg(args[nargs], XtNheight, _height); nargs++;
+      XtSetArg(args[nargs], XtNvisual, QPaintDevice::x11AppVisual()); nargs++;
+      XtSetArg(args[nargs], XtNdepth, QPaintDevice::x11AppDepth()); nargs++;
+      XtSetArg(args[nargs], XtNcolormap, QPaintDevice::x11AppColormap()); nargs++;
+      XtSetArg(args[nargs], XtNborderWidth, 0); nargs++;
+ 
+      XtSetValues(_toplevel, args, nargs);
+      XtSetValues(_form, args, nargs);
+
+      resizeWidgets(XtWindow(_form), _width, _height);
+   }
+
+   // If not visible yet, displayWindow() will call setWindow() again anyway, so avoid this.
+   // This also handled plugins that are broken and cannot handle repeated setWindow() calls
+   // very well.
+   if (!_visible)
+      return;
+
+   setWindow();
+
+   kdDebug(1431) << "<- NSPluginInstance::resizePlugin" << endl;
+}
+
+
+void NSPluginInstance::javascriptResult(Q_INT32 id, QString result) {
+    QMap<int, Request*>::iterator i = _jsrequests.find( id );
+    if (i != _jsrequests.end()) {
+        Request *req = i.data();
+        _jsrequests.remove( i );
+        NSPluginStream *s = new NSPluginStream( this );
+        connect( s, SIGNAL(finished(NSPluginStreamBase*)),
+                 SLOT(streamFinished(NSPluginStreamBase*)) );
+        _streams.append( s );
+
+        int len = result.length();
+        s->create( req->url, QString("text/plain"), req->notify, req->forceNotify );
+        kdDebug(1431) << "javascriptResult has been called with: "<<result<<endl;
+        if (len > 0) {
+            QByteArray data(len + 1);
+            memcpy(data.data(), result.latin1(), len);
+            data[len] = 0;
+            s->process(data, 0);
+        } else {
+            len = 7; //  "unknown"
+            QByteArray data(len + 1);
+            memcpy(data.data(), "unknown", len);
+            data[len] = 0;
+            s->process(data, 0);
+        }
+        s->finish(false);
+
+        delete req;
+    }
+}
+
+
+NPError NSPluginInstance::NPGetValue(NPPVariable variable, void *value)
+{
+    if( value==0 ) {
+        kdDebug() << "FIXME: value==0 in NSPluginInstance::NPGetValue" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if (!_pluginFuncs.getvalue)
+        return NPERR_GENERIC_ERROR;
+
+    NPError error = _pluginFuncs.getvalue(_npp, variable, value);
+
+    CHECK(GetValue,error);
+}
+
+
+NPError NSPluginInstance::NPSetValue(NPNVariable variable, void *value)
+{
+    if( value==0 ) {
+        kdDebug() << "FIXME: value==0 in NSPluginInstance::NPSetValue" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if (!_pluginFuncs.setvalue)
+        return NPERR_GENERIC_ERROR;
+
+    NPError error = _pluginFuncs.setvalue(_npp, variable, value);
+
+    CHECK(SetValue,error);
+}
+
+
+NPError NSPluginInstance::NPSetWindow(NPWindow *window)
+{
+    if( window==0 ) {
+        kdDebug() << "FIXME: window==0 in NSPluginInstance::NPSetWindow" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if (!_pluginFuncs.setwindow)
+        return NPERR_GENERIC_ERROR;
+
+    NPError error = _pluginFuncs.setwindow(_npp, window);
+
+    CHECK(SetWindow,error);
+}
+
+
+NPError NSPluginInstance::NPDestroyStream(NPStream *stream, NPReason reason)
+{
+    if( stream==0 ) {
+        kdDebug() << "FIXME: stream==0 in NSPluginInstance::NPDestroyStream" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if (!_pluginFuncs.destroystream)
+        return NPERR_GENERIC_ERROR;
+
+    NPError error = _pluginFuncs.destroystream(_npp, stream, reason);
+
+    CHECK(DestroyStream,error);
+}
+
+
+NPError NSPluginInstance::NPNewStream(NPMIMEType type, NPStream *stream, NPBool seekable, uint16 *stype)
+{
+    if( stream==0 ) {
+        kdDebug() << "FIXME: stream==0 in NSPluginInstance::NPNewStream" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if( stype==0 ) {
+        kdDebug() << "FIXME: stype==0 in NSPluginInstance::NPNewStream" << endl;
+        return NPERR_GENERIC_ERROR;
+    }
+
+    if (!_pluginFuncs.newstream)
+        return NPERR_GENERIC_ERROR;
+
+    NPError error = _pluginFuncs.newstream(_npp, type, stream, seekable, stype);
+
+    CHECK(NewStream,error);
+}
+
+
+void NSPluginInstance::NPStreamAsFile(NPStream *stream, const char *fname)
+{
+    if( stream==0 ) {
+        kdDebug() << "FIXME: stream==0 in NSPluginInstance::NPStreamAsFile" << endl;
+        return;
+    }
+
+    if( fname==0 ) {
+        kdDebug() << "FIXME: fname==0 in NSPluginInstance::NPStreamAsFile" << endl;
+        return;
+    }
+
+    if (!_pluginFuncs.asfile)
+        return;
+
+    _pluginFuncs.asfile(_npp, stream, fname);
+}
+
+
+int32 NSPluginInstance::NPWrite(NPStream *stream, int32 offset, int32 len, void *buf)
+{
+    if( stream==0 ) {
+        kdDebug() << "FIXME: stream==0 in NSPluginInstance::NPWrite" << endl;
+        return 0;
+    }
+
+    if( buf==0 ) {
+        kdDebug() << "FIXME: buf==0 in NSPluginInstance::NPWrite" << endl;
+        return 0;
+    }
+
+    if (!_pluginFuncs.write)
+        return 0;
+
+    return _pluginFuncs.write(_npp, stream, offset, len, buf);
+}
+
+
+int32 NSPluginInstance::NPWriteReady(NPStream *stream)
+{
+    if( stream==0 ) {
+        kdDebug() << "FIXME: stream==0 in NSPluginInstance::NPWriteReady" << endl;
+        return 0;
+    }
+
+    if (!_pluginFuncs.writeready)
+        return 0;
+
+    return _pluginFuncs.writeready(_npp, stream);
+}
+
+
+void NSPluginInstance::NPURLNotify(QString url, NPReason reason, void *notifyData)
+{
+   if (!_pluginFuncs.urlnotify)
+      return;
+
+   _pluginFuncs.urlnotify(_npp, url.ascii(), reason, notifyData);
+}
+
+
+void NSPluginInstance::addTempFile(KTempFile *tmpFile)
+{
+   _tempFiles.append(tmpFile);
+}
+
+/*
+ *   We have to call this after we reparent the widget otherwise some plugins
+ *   like the ones based on WINE get very confused. (their coordinates are not
+ *   adjusted for the mouse at best)
+ */
+void NSPluginInstance::displayPlugin()
+{
+   // display plugin
+   setWindow();
+
+   _visible = true;
+   kdDebug(1431) << "<- NSPluginInstance::displayPlugin = " << (void*)this << endl;
+}
+
+static bool has_focus = false;
+
+void NSPluginInstance::gotFocusIn()
+{
+  has_focus = true;
+}
+
+void NSPluginInstance::gotFocusOut()
+{
+  has_focus = false;
+}
+
+#include <dlfcn.h>
+// Prevent plugins from polling the keyboard regardless of focus.
+static int (*real_xquerykeymap)( Display*, char[32] ) = NULL;
+
+extern "C" KDE_EXPORT
+int XQueryKeymap( Display* dpy, char k[32] )
+{
+    if( real_xquerykeymap == NULL )
+        real_xquerykeymap = (int (*)( Display*, char[32] )) dlsym( RTLD_NEXT, "XQueryKeymap" );
+    if( has_focus )
+        return real_xquerykeymap( dpy, k );
+    memset( k, 0, 32 );
+    return 1;
+}
+
+
+
+/***************************************************************************/
+
+NSPluginViewer::NSPluginViewer( QCString dcopId,
+                                QObject *parent, const char *name )
+   : DCOPObject(dcopId), QObject( parent, name ) 
+{
+    _classes.setAutoDelete( true );
+    connect(KApplication::dcopClient(),
+            SIGNAL(applicationRemoved(const QCString&)),
+            this,
+            SLOT(appUnregistered(const QCString&)));
+}
+
+
+NSPluginViewer::~NSPluginViewer()
+{
+   kdDebug(1431) << "NSPluginViewer::~NSPluginViewer" << endl;
+}
+
+
+void NSPluginViewer::appUnregistered(const QCString& id) {
+   if (id.isEmpty()) {
+      return;
+   }
+
+   QDictIterator<NSPluginClass> it(_classes);
+   NSPluginClass *c;
+   while ( (c = it.current()) ) {
+      QString key = it.currentKey();
+      ++it;
+      if (c->app() == id) {
+         _classes.remove(key);
+      }
+   }
+
+   if (_classes.isEmpty()) {
+      shutdown();
+   }
+}
+
+
+void NSPluginViewer::shutdown()
+{
+   kdDebug(1431) << "NSPluginViewer::shutdown" << endl;
+   _classes.clear();
+#if QT_VERSION < 0x030100
+   quitXt();
+#else
+   qApp->quit();
+#endif
+}
+
+
+DCOPRef NSPluginViewer::newClass( QString plugin )
+{
+   kdDebug(1431) << "NSPluginViewer::NewClass( " << plugin << ")" << endl;
+
+   // search existing class
+   NSPluginClass *cls = _classes[ plugin ];
+   if ( !cls ) {
+       // create new class
+       cls = new NSPluginClass( plugin, this );
+       QCString id = "";
+       DCOPClient *dc = callingDcopClient();
+       if (dc) {
+          id = dc->senderId();
+       }
+       cls->setApp(id);
+       if ( cls->error() ) {
+           kdError(1431) << "Can't create plugin class" << endl;
+           delete cls;
+           return DCOPRef();
+       }
+
+       _classes.insert( plugin, cls );
+   }
+
+   return DCOPRef( kapp->dcopClient()->appId(), cls->objId() );
+}
+
+
+/****************************************************************************/
+
+
+NSPluginClass::NSPluginClass( const QString &library,
+                              QObject *parent, const char *name )
+   : DCOPObject(), QObject( parent, name ) 
+{
+    // initialize members
+    _handle = KLibLoader::self()->library(QFile::encodeName(library));
+    _libname = library;
+    _constructed = false;
+    _error = true;
+    _instances.setAutoDelete( true );
+    _NP_GetMIMEDescription = 0;
+    _NP_Initialize = 0;
+    _NP_Shutdown = 0;
+
+    _timer = new QTimer( this );
+    connect( _timer, SIGNAL(timeout()), SLOT(timer()) );
+
+    // check lib handle
+    if (!_handle) {
+        kdDebug(1431) << "Could not dlopen " << library << endl;
+        return;
+    }
+
+    // get exported lib functions
+    _NP_GetMIMEDescription = (NP_GetMIMEDescriptionUPP *)_handle->symbol("NP_GetMIMEDescription");
+    _NP_Initialize = (NP_InitializeUPP *)_handle->symbol("NP_Initialize");
+    _NP_Shutdown = (NP_ShutdownUPP *)_handle->symbol("NP_Shutdown");
+
+    // check for valid returned ptrs
+    if (!_NP_GetMIMEDescription) {
+        kdDebug(1431) << "Could not get symbol NP_GetMIMEDescription" << endl;
+        return;
+    }
+
+    if (!_NP_Initialize) {
+        kdDebug(1431) << "Could not get symbol NP_Initialize" << endl;
+        return;
+    }
+
+    if (!_NP_Shutdown) {
+        kdDebug(1431) << "Could not get symbol NP_Shutdown" << endl;
+        return;
+    }
+
+    // initialize plugin
+    kdDebug(1431) << "Plugin library " << library << " loaded!" << endl;
+    _constructed = true;
+    _error = initialize()!=NPERR_NO_ERROR;
+}
+
+
+NSPluginClass::~NSPluginClass()
+{
+    _instances.clear();
+    _trash.clear();
+    shutdown();
+    if (_handle)
+      _handle->unload();
+}
+
+
+void NSPluginClass::timer()
+{
+    // delete instances
+    for ( NSPluginInstance *it=_trash.first(); it!=0; it=_trash.next() )
+        _instances.remove(it);
+
+    _trash.clear();
+}
+
+
+int NSPluginClass::initialize()
+{
+   kdDebug(1431) << "NSPluginClass::Initialize()" << endl;
+
+   if ( !_constructed )
+      return NPERR_GENERIC_ERROR;
+
+   // initialize nescape exported functions
+   memset(&_pluginFuncs, 0, sizeof(_pluginFuncs));
+   memset(&_nsFuncs, 0, sizeof(_nsFuncs));
+
+   _pluginFuncs.size = sizeof(_pluginFuncs);
+   _nsFuncs.size = sizeof(_nsFuncs);
+   _nsFuncs.version = (NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR;
+   _nsFuncs.geturl = g_NPN_GetURL;
+   _nsFuncs.posturl = g_NPN_PostURL;
+   _nsFuncs.requestread = g_NPN_RequestRead;
+   _nsFuncs.newstream = g_NPN_NewStream;
+   _nsFuncs.write = g_NPN_Write;
+   _nsFuncs.destroystream = g_NPN_DestroyStream;
+   _nsFuncs.status = g_NPN_Status;
+   _nsFuncs.uagent = g_NPN_UserAgent;
+   _nsFuncs.memalloc = g_NPN_MemAlloc;
+   _nsFuncs.memfree = g_NPN_MemFree;
+   _nsFuncs.memflush = g_NPN_MemFlush;
+   _nsFuncs.reloadplugins = g_NPN_ReloadPlugins;
+   _nsFuncs.getJavaEnv = g_NPN_GetJavaEnv;
+   _nsFuncs.getJavaPeer = g_NPN_GetJavaPeer;
+   _nsFuncs.geturlnotify = g_NPN_GetURLNotify;
+   _nsFuncs.posturlnotify = g_NPN_PostURLNotify;
+   _nsFuncs.getvalue = g_NPN_GetValue;
+   _nsFuncs.setvalue = g_NPN_SetValue;
+   _nsFuncs.invalidaterect = g_NPN_InvalidateRect;
+   _nsFuncs.invalidateregion = g_NPN_InvalidateRegion;
+   _nsFuncs.forceredraw = g_NPN_ForceRedraw;
+
+   // initialize plugin
+   NPError error = _NP_Initialize(&_nsFuncs, &_pluginFuncs);
+   CHECK(Initialize,error);
+}
+
+
+QString NSPluginClass::getMIMEDescription()
+{
+   return _NP_GetMIMEDescription();
+}
+
+
+void NSPluginClass::shutdown()
+{
+    kdDebug(1431) << "NSPluginClass::shutdown error=" << _error << endl;
+    if( _NP_Shutdown && !_error )
+        _NP_Shutdown();
+}
+
+
+DCOPRef NSPluginClass::newInstance( QString url, QString mimeType, Q_INT8 embed,
+                                    QStringList argn, QStringList argv,
+                                    QString appId, QString callbackId,
+                                    Q_INT8 reload, Q_INT8 doPost, QByteArray postData, Q_UINT32 xembed )
+{
+   kdDebug(1431) << "-> NSPluginClass::NewInstance" << endl;
+
+   if ( !_constructed )
+       return DCOPRef();
+
+   // copy parameters over
+   unsigned int argc = argn.count();
+   char **_argn = new char*[argc];
+   char **_argv = new char*[argc];
+   QString src = url;
+   int width = 0;
+   int height = 0;
+   QString baseURL = url;
+
+   for (unsigned int i=0; i<argc; i++)
+   {
+      QCString encN = argn[i].utf8();
+      QCString encV = argv[i].utf8();
+
+      const char *n = encN;
+      const char *v = encV;
+
+      _argn[i] = strdup(n);
+      _argv[i] = strdup(v);
+
+      if (!strcasecmp(_argn[i], "WIDTH")) width = argv[i].toInt();
+      if (!strcasecmp(_argn[i], "HEIGHT")) height = argv[i].toInt();
+      if (!strcasecmp(_argn[i], "__KHTML__PLUGINBASEURL")) baseURL = _argv[i];
+      kdDebug(1431) << "argn=" << _argn[i] << " argv=" << _argv[i] << endl;
+   }
+
+   // create plugin instance
+   char mime[256];
+   strncpy(mime, mimeType.ascii(), 255);
+   mime[255] = 0;
+   NPP npp = (NPP)malloc(sizeof(NPP_t));   // I think we should be using
+                                           // malloc here, just to be safe,
+                                           // since the nsplugin plays with
+                                           // this thing
+   memset(npp, 0, sizeof(NPP_t));
+   npp->ndata = NULL;
+
+   // create plugin instance
+   NPError error = _pluginFuncs.newp(mime, npp, embed ? NP_EMBED : NP_FULL,
+                                     argc, _argn, _argv, 0);
+   kdDebug(1431) << "NPP_New = " << (int)error << endl;
+
+   // don't use bool here, it can be 1 byte, but some plugins write it as int, and I can't find what the spec says
+   int wants_xembed = false;
+   if (_pluginFuncs.getvalue) {
+      NPError error = _pluginFuncs.getvalue(npp, (NPPVariable)14/*NPPVpluginNeedsXEmbed*/, &wants_xembed );
+      if( error != NPERR_NO_ERROR )
+         wants_xembed = false;
+   }
+   kdDebug(1431) << "Plugin requires XEmbed:" << (bool)wants_xembed << endl;
+
+   // Create plugin instance object
+   NSPluginInstance *inst = new NSPluginInstance( npp, &_pluginFuncs, _handle,
+                                                  width, height, baseURL, mimeType,
+                                                  appId, callbackId, embed, wants_xembed ? xembed : 0, this );
+
+   // free arrays with arguments
+   delete [] _argn;
+   delete [] _argv;
+
+   // check for error
+   if ( error!=NPERR_NO_ERROR)
+   {
+      delete inst;
+      //delete npp;    double delete!
+      kdDebug(1431) << "<- PluginClass::NewInstance = 0" << endl;
+      return DCOPRef();
+   }
+
+   // create source stream
+   if ( !src.isEmpty() ) {
+       if (doPost) {
+           inst->postURL(src, postData, mimeType, QString::null, 0, KParts::URLArgs(), false);
+       } else {
+           inst->requestURL( src, mimeType, QString::null, 0, false, reload );
+       }
+   }
+
+   _instances.append( inst );
+   return DCOPRef(kapp->dcopClient()->appId(), inst->objId());
+}
+
+
+void NSPluginClass::destroyInstance( NSPluginInstance* inst )
+{
+    // mark for destruction
+    _trash.append( inst );
+    timer(); //_timer->start( 0, TRUE );
+}
+
+/****************************************************************************/
+
+NSPluginStreamBase::NSPluginStreamBase( NSPluginInstance *instance )
+   : QObject( instance ), _instance(instance), _stream(0), _tempFile(0L),
+     _pos(0), _queue(0), _queuePos(0), _error(false)
+{
+   _informed = false;
+}
+
+
+NSPluginStreamBase::~NSPluginStreamBase()
+{
+   if (_stream) {
+      _instance->NPDestroyStream( _stream, NPRES_USER_BREAK );
+      if (_stream && _stream->url)
+          free(const_cast<char*>(_stream->url));
+      delete _stream;
+      _stream = 0;
+   }
+
+   delete _tempFile;
+   _tempFile = 0;
+}
+
+
+void NSPluginStreamBase::stop()
+{
+    finish( true );
+}
+
+void NSPluginStreamBase::inform()
+{
+
+    if (! _informed)
+    {
+        KURL src(_url);
+
+        _informed = true;
+
+        // inform the plugin
+        _instance->NPNewStream( _mimeType.isEmpty() ? (char *) "text/plain" :  (char*)_mimeType.ascii(),
+                    _stream, false, &_streamType );
+        kdDebug(1431) << "NewStream stype=" << _streamType << " url=" << _url << " mime=" << _mimeType << endl;
+
+        // prepare data transfer
+        _tempFile = 0L;
+
+        if ( _streamType==NP_ASFILE || _streamType==NP_ASFILEONLY ) {
+            _onlyAsFile = _streamType==NP_ASFILEONLY;
+            if ( KURL(_url).isLocalFile() )  {
+                kdDebug(1431) << "local file" << endl;
+                // local file can be passed directly
+                _fileURL = KURL(_url).path();
+
+                // without streaming stream is finished already
+                if ( _onlyAsFile ) {
+                    kdDebug() << "local file AS_FILE_ONLY" << endl;
+                    finish( false );
+                }
+            } else {
+                kdDebug() << "remote file" << endl;
+
+                // stream into temporary file (use lower() in case the
+                // filename as an upper case X in it)
+                _tempFile = new KTempFile;
+                _tempFile->setAutoDelete( TRUE );
+                _fileURL = _tempFile->name();
+                kdDebug() << "saving into " << _fileURL << endl;
+            }
+        }
+    }
+
+}
+
+bool NSPluginStreamBase::create( const QString& url, const QString& mimeType, void *notify, bool forceNotify)
+{
+    if ( _stream )
+        return false;
+
+    _url = url;
+    _notifyData = notify;
+    _pos = 0;
+    _tries = 0;
+    _onlyAsFile = false;
+    _streamType = NP_NORMAL;
+    _informed = false;
+    _forceNotify = forceNotify;
+
+    // create new stream
+    _stream = new NPStream;
+    _stream->ndata = this;
+    _stream->url = strdup(url.ascii());
+    _stream->end = 0;
+    _stream->pdata = 0;
+    _stream->lastmodified = 0;
+    _stream->notifyData = _notifyData;
+
+    _mimeType = mimeType;
+
+    return true;
+}
+
+void NSPluginStreamBase::updateURL( const KURL& newURL )
+{
+    _url = newURL;
+    free(const_cast<char*>(_stream->url));
+    _stream->url = strdup(_url.url().ascii());
+}
+
+int NSPluginStreamBase::process( const QByteArray &data, int start )
+{
+   int32 max, sent, to_sent, len;
+   char *d = data.data() + start;
+
+   to_sent = data.size() - start;
+   while (to_sent > 0)
+   {
+      inform();
+
+      max = _instance->NPWriteReady(_stream);
+      //kdDebug(1431) << "to_sent == " << to_sent << " and max = " << max << endl;
+      len = QMIN(max, to_sent);
+
+      //kdDebug(1431) << "-> Feeding stream to plugin: offset=" << _pos << ", len=" << len << endl;
+      sent = _instance->NPWrite( _stream, _pos, len, d );
+      //kdDebug(1431) << "<- Feeding stream: sent = " << sent << endl;
+
+      if (sent == 0) // interrupt the stream for a few ms
+          break;
+
+      if (sent < 0) {
+          // stream data rejected/error
+          kdDebug(1431) << "stream data rejected/error" << endl;
+          _error = true;
+          break;
+      }
+
+      if (_tempFile) {
+          _tempFile->dataStream()->writeRawBytes(d, sent);
+      }
+
+      to_sent -= sent;
+      _pos += sent;
+      d += sent;
+   }
+
+   return data.size() - to_sent;
+}
+
+
+bool NSPluginStreamBase::pump()
+{
+    //kdDebug(1431) << "queue pos " << _queuePos << ", size " << _queue.size() << endl;
+
+    inform();
+
+    if ( _queuePos<_queue.size() ) {
+        unsigned newPos;
+
+        // handle AS_FILE_ONLY streams
+        if ( _onlyAsFile ) {
+            if (_tempFile) {
+                _tempFile->dataStream()->writeRawBytes( _queue, _queue.size() );
+	    }
+            newPos = _queuePos+_queue.size();
+        } else {
+            // normal streams
+            newPos = process( _queue, _queuePos );
+        }
+
+        // count tries
+        if ( newPos==_queuePos )
+            _tries++;
+        else
+            _tries = 0;
+
+        _queuePos = newPos;
+    }
+
+    // return true if queue finished
+    return _queuePos>=_queue.size();
+}
+
+
+void NSPluginStreamBase::queue( const QByteArray &data )
+{
+    _queue = data;
+    _queue.detach();
+    _queuePos = 0;
+    _tries = 0;
+
+/*
+    kdDebug(1431) << "new queue size=" << data.size()
+                  << " data=" << (void*)data.data() 
+                  << " queue=" << (void*)_queue.data() << " qsize="
+                  << _queue.size() << endl;
+*/
+}
+
+
+void NSPluginStreamBase::finish( bool err )
+{
+    kdDebug(1431) << "finish error=" << err << endl;
+
+    _queue.resize( 0 );
+    _pos = 0;
+    _queuePos = 0;
+
+    inform();
+
+    if ( !err ) {
+        if ( _tempFile ) {
+            _tempFile->close();
+            _instance->addTempFile( _tempFile );
+            _tempFile = 0;
+        }
+
+        if ( !_fileURL.isEmpty() ) {
+            kdDebug() << "stream as file " << _fileURL << endl;
+             _instance->NPStreamAsFile( _stream, _fileURL.ascii() );
+        }
+
+        _instance->NPDestroyStream( _stream, NPRES_DONE );
+        if (_notifyData || _forceNotify)
+            _instance->NPURLNotify( _url.url(), NPRES_DONE, _notifyData );
+    } else {
+        // close temp file
+        if ( _tempFile ) {
+            _tempFile->close();
+	}
+
+        // destroy stream
+        _instance->NPDestroyStream( _stream, NPRES_NETWORK_ERR );
+        if (_notifyData || _forceNotify)
+            _instance->NPURLNotify( _url.url(), NPRES_NETWORK_ERR, _notifyData );
+    }
+
+    // delete stream
+    if (_stream && _stream->url)
+        free(const_cast<char *>(_stream->url));
+    delete _stream;
+    _stream = 0;
+
+    // destroy NSPluginStream object
+    emit finished( this );
+}
+
+
+/****************************************************************************/
+
+NSPluginBufStream::NSPluginBufStream( class NSPluginInstance *instance )
+    : NSPluginStreamBase( instance )
+{
+    _timer = new QTimer( this );
+    connect( _timer, SIGNAL(timeout()), this, SLOT(timer()) );
+}
+
+
+NSPluginBufStream::~NSPluginBufStream()
+{
+
+}
+
+
+bool NSPluginBufStream::get( const QString& url, const QString& mimeType,
+                             const QByteArray &buf, void *notifyData,
+                             bool singleShot )
+{
+    _singleShot = singleShot;
+    if ( create( url, mimeType, notifyData ) ) {
+        queue( buf );
+        _timer->start( 100, true );
+    }
+
+    return false;
+}
+
+
+void NSPluginBufStream::timer()
+{
+    bool finished = pump();
+    if ( _singleShot )
+        finish( false );
+    else {
+
+        if ( !finished && tries()<=8 )
+            _timer->start( 100, true );
+        else
+            finish( error() || tries()>8 );
+    }
+}
+
+
+
+/****************************************************************************/
+
+NSPluginStream::NSPluginStream( NSPluginInstance *instance )
+    : NSPluginStreamBase( instance ), _job(0)
+{
+   _resumeTimer = new QTimer( this );
+   connect(_resumeTimer, SIGNAL(timeout()), this, SLOT(resume()));
+}
+
+
+NSPluginStream::~NSPluginStream()
+{
+    if ( _job )
+        _job->kill( true );
+}
+
+
+bool NSPluginStream::get( const QString& url, const QString& mimeType,
+                          void *notify, bool reload )
+{
+    // create new stream
+    if ( create( url, mimeType, notify ) ) {
+        // start the kio job
+        _job = KIO::get(KURL( url ), false, false);
+        _job->addMetaData("errorPage", "false");
+        _job->addMetaData("AllowCompressedPage", "false");
+        if (reload) {
+            _job->addMetaData("cache", "reload");
+        }
+        connect(_job, SIGNAL(data(KIO::Job *, const QByteArray &)),
+                SLOT(data(KIO::Job *, const QByteArray &)));
+        connect(_job, SIGNAL(result(KIO::Job *)), SLOT(result(KIO::Job *)));
+        connect(_job, SIGNAL(totalSize(KIO::Job *, KIO::filesize_t )),
+                SLOT(totalSize(KIO::Job *, KIO::filesize_t)));
+        connect(_job, SIGNAL(mimetype(KIO::Job *, const QString &)),
+                SLOT(mimetype(KIO::Job *, const QString &)));
+        connect(_job, SIGNAL(redirection(KIO::Job *, const KURL&)),
+                SLOT(redirection(KIO::Job *, const KURL&)));
+    }
+
+    return false;
+}
+
+
+bool NSPluginStream::post( const QString& url, const QByteArray& data, 
+           const QString& mimeType, void *notify, const KParts::URLArgs& args )
+{
+    // create new stream
+    if ( create( url, mimeType, notify ) ) {
+        // start the kio job
+        _job = KIO::http_post(KURL( url ), data, false);
+        _job->addMetaData("content-type", args.contentType());
+        _job->addMetaData("errorPage", "false");
+        _job->addMetaData("AllowCompressedPage", "false");
+        connect(_job, SIGNAL(data(KIO::Job *, const QByteArray &)),
+                SLOT(data(KIO::Job *, const QByteArray &)));
+        connect(_job, SIGNAL(result(KIO::Job *)), SLOT(result(KIO::Job *)));
+        connect(_job, SIGNAL(totalSize(KIO::Job *, KIO::filesize_t )),
+                SLOT(totalSize(KIO::Job *, KIO::filesize_t)));
+        connect(_job, SIGNAL(mimetype(KIO::Job *, const QString &)),
+                SLOT(mimetype(KIO::Job *, const QString &)));
+        connect(_job, SIGNAL(redirection(KIO::Job *, const KURL&)),
+                SLOT(redirection(KIO::Job *, const KURL&)));
+    }
+
+    return false;
+}
+
+
+void NSPluginStream::data(KIO::Job * job, const QByteArray &data)
+{
+    //kdDebug(1431) << "NSPluginStream::data - job=" << (void*)job << " data size=" << data.size() << endl;
+    queue( data );
+    if ( !pump() ) {
+        _job->suspend();
+        _resumeTimer->start( 100, TRUE );
+    }
+}
+
+void NSPluginStream::redirection(KIO::Job * /*job*/, const KURL& url)
+{
+    updateURL( url );
+}
+
+void NSPluginStream::totalSize(KIO::Job * job, KIO::filesize_t size)
+{
+    kdDebug(1431) << "NSPluginStream::totalSize - job=" << (void*)job << " size=" << KIO::number(size) << endl;
+    _stream->end = size;
+}
+
+void NSPluginStream::mimetype(KIO::Job * job, const QString &mimeType)
+{
+    kdDebug(1431) << "NSPluginStream::QByteArray - job=" << (void*)job << " mimeType=" << mimeType << endl;
+    _mimeType = mimeType;
+}
+
+
+
+
+void NSPluginStream::resume()
+{
+   if ( error() || tries()>8 ) {
+       _job->kill( true );
+       finish( true );
+       return;
+   }
+
+   if ( pump() ) {
+      kdDebug(1431) << "resume job" << endl;
+      _job->resume();
+   } else {
+       kdDebug(1431) << "restart timer" << endl;
+       _resumeTimer->start( 100, TRUE );
+   }
+}
+
+
+void NSPluginStream::result(KIO::Job *job)
+{
+   int err = job->error();
+   _job = 0;
+   finish( err!=0 || error() );
+}
+
+#include "nsplugin.moc"
+// vim: ts=4 sw=4 et