1 files changed, 386 insertions, 0 deletions
diff --git a/korganizer/kocore.cpp b/korganizer/kocore.cpp
new file mode 100644
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--- /dev/null
+++ b/korganizer/kocore.cpp
@@ -0,0 +1,386 @@
+/*
+    This file is part of KOrganizer.
+
+    Copyright (c) 2001,2003 Cornelius Schumacher <schumacher@kde.org>
+    Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) 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.
+
+    As a special exception, permission is given to link this program
+    with any edition of Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#include "kocore.h"
+
+#include "koprefs.h"
+#include "koglobals.h"
+#include "koidentitymanager.h"
+
+#include <calendar/plugin.h>
+#include <korganizer/part.h>
+
+#include <klibloader.h>
+#include <kdebug.h>
+#include <kconfig.h>
+#include <kxmlguifactory.h>
+#include <kstandarddirs.h>
+#include <klocale.h>
+
+#include <qwidget.h>
+
+KOCore *KOCore::mSelf = 0;
+
+KOCore *KOCore::self()
+{
+  if ( !mSelf ) {
+    mSelf = new KOCore;
+  }
+
+  return mSelf;
+}
+
+KOCore::KOCore()
+  : mCalendarDecorationsLoaded( false ), mIdentityManager( 0 )
+{
+}
+
+KOCore::~KOCore()
+{
+  mSelf = 0;
+}
+
+KTrader::OfferList KOCore::availablePlugins( const QString &type, int version )
+{
+  QString constraint;
+  if ( version >= 0 ) {
+    constraint = QString("[X-KDE-PluginInterfaceVersion] == %1")
+                 .arg( QString::number( version ) );
+  }
+
+  return KTrader::self()->query( type, constraint );
+}
+
+KTrader::OfferList KOCore::availablePlugins()
+{
+  return availablePlugins( KOrg::Plugin::serviceType(),
+                           KOrg::Plugin::interfaceVersion() );
+}
+
+KTrader::OfferList KOCore::availableCalendarDecorations()
+{
+  return availablePlugins( KOrg::CalendarDecoration::serviceType(),
+                           KOrg::CalendarDecoration::interfaceVersion() );
+}
+
+KTrader::OfferList KOCore::availableParts()
+{
+  return availablePlugins( KOrg::Part::serviceType(),
+                           KOrg::Part::interfaceVersion() );
+}
+
+KTrader::OfferList KOCore::availablePrintPlugins()
+{
+  return availablePlugins( KOrg::PrintPlugin::serviceType(),
+                           KOrg::PrintPlugin::interfaceVersion() );
+}
+
+KOrg::Plugin *KOCore::loadPlugin( KService::Ptr service )
+{
+  kdDebug(5850) << "loadPlugin: library: " << service->library() << endl;
+
+  if ( !service->hasServiceType( KOrg::Plugin::serviceType() ) ) {
+    return 0;
+  }
+
+  KLibFactory *factory = KLibLoader::self()->factory(
+      service->library().latin1() );
+
+  if ( !factory ) {
+    kdDebug(5850) << "KOCore::loadPlugin(): Factory creation failed" << endl;
+    return 0;
+  }
+
+  KOrg::PluginFactory *pluginFactory =
+      static_cast<KOrg::PluginFactory *>( factory );
+
+  if ( !pluginFactory ) {
+    kdDebug(5850) << "KOCore::loadPlugin(): Cast to KOrg::PluginFactory failed" << endl;
+    return 0;
+  }
+
+  return pluginFactory->create();
+}
+
+KOrg::Plugin *KOCore::loadPlugin( const QString &name )
+{
+  KTrader::OfferList list = availablePlugins();
+  KTrader::OfferList::ConstIterator it;
+  for( it = list.begin(); it != list.end(); ++it ) {
+    if ( (*it)->desktopEntryName() == name ) {
+      return loadPlugin( *it );
+    }
+  }
+  return 0;
+}
+
+KOrg::CalendarDecoration *KOCore::loadCalendarDecoration(KService::Ptr service)
+{
+  kdDebug(5850) << "loadCalendarDecoration: library: " << service->library() << endl;
+
+  KLibFactory *factory = KLibLoader::self()->factory(service->library().latin1());
+
+  if (!factory) {
+    kdDebug(5850) << "KOCore::loadCalendarDecoration(): Factory creation failed" << endl;
+    return 0;
+  }
+
+  KOrg::CalendarDecorationFactory *pluginFactory =
+      static_cast<KOrg::CalendarDecorationFactory *>(factory);
+
+  if (!pluginFactory) {
+    kdDebug(5850) << "KOCore::loadCalendarDecoration(): Cast failed" << endl;
+    return 0;
+  }
+
+  return pluginFactory->create();
+}
+
+KOrg::CalendarDecoration *KOCore::loadCalendarDecoration( const QString &name )
+{
+  KTrader::OfferList list = availableCalendarDecorations();
+  KTrader::OfferList::ConstIterator it;
+  for( it = list.begin(); it != list.end(); ++it ) {
+    if ( (*it)->desktopEntryName() == name ) {
+      return loadCalendarDecoration( *it );
+    }
+  }
+  return 0;
+}
+
+KOrg::Part *KOCore::loadPart( KService::Ptr service, KOrg::MainWindow *parent )
+{
+  kdDebug(5850) << "loadPart: library: " << service->library() << endl;
+
+  if ( !service->hasServiceType( KOrg::Part::serviceType() ) ) {
+    return 0;
+  }
+
+  KLibFactory *factory = KLibLoader::self()->factory(
+      service->library().latin1() );
+
+  if ( !factory ) {
+    kdDebug(5850) << "KOCore::loadPart(): Factory creation failed" << endl;
+    return 0;
+  }
+
+  KOrg::PartFactory *pluginFactory =
+      static_cast<KOrg::PartFactory *>( factory );
+
+  if ( !pluginFactory ) {
+    kdDebug(5850) << "KOCore::loadPart(): Cast failed" << endl;
+    return 0;
+  }
+
+  return pluginFactory->create( parent );
+}
+
+KOrg::PrintPlugin *KOCore::loadPrintPlugin( KService::Ptr service )
+{
+  kdDebug(5850) << "loadPart: print plugin in library: " << service->library() << endl;
+
+  if ( !service->hasServiceType( KOrg::PrintPlugin::serviceType() ) ) {
+    return 0;
+  }
+
+  KLibFactory *factory = KLibLoader::self()->factory(
+      service->library().latin1() );
+
+  if ( !factory ) {
+    kdDebug(5850) << "KOCore::loadPrintPlugin(): Factory creation failed" << endl;
+    return 0;
+  }
+
+  KOrg::PrintPluginFactory *pluginFactory =
+      static_cast<KOrg::PrintPluginFactory *>( factory );
+
+  if ( !pluginFactory ) {
+    kdDebug(5850) << "KOCore::loadPrintPlugins(): Cast failed" << endl;
+    return 0;
+  }
+
+  return pluginFactory->create();
+}
+
+void KOCore::addXMLGUIClient( QWidget *wdg, KXMLGUIClient *guiclient )
+{
+  mXMLGUIClients.insert( wdg, guiclient );
+}
+
+void KOCore::removeXMLGUIClient( QWidget *wdg )
+{
+  mXMLGUIClients.remove( wdg );
+}
+
+KXMLGUIClient* KOCore::xmlguiClient( QWidget *wdg ) const
+{
+  QWidget *topLevel = wdg->topLevelWidget();
+  QMap<QWidget*, KXMLGUIClient*>::ConstIterator it = mXMLGUIClients.find( topLevel );
+  if ( it != mXMLGUIClients.end() )
+    return it.data();
+
+  return 0;
+}
+
+KOrg::Part *KOCore::loadPart( const QString &name, KOrg::MainWindow *parent )
+{
+  KTrader::OfferList list = availableParts();
+  KTrader::OfferList::ConstIterator it;
+  for( it = list.begin(); it != list.end(); ++it ) {
+    if ( (*it)->desktopEntryName() == name ) {
+      return loadPart( *it, parent );
+    }
+  }
+  return 0;
+}
+
+KOrg::PrintPlugin *KOCore::loadPrintPlugin( const QString &name )
+{
+  KTrader::OfferList list = availablePrintPlugins();
+  KTrader::OfferList::ConstIterator it;
+  for( it = list.begin(); it != list.end(); ++it ) {
+    if ( (*it)->desktopEntryName() == name ) {
+      return loadPrintPlugin( *it );
+    }
+  }
+  return 0;
+}
+
+KOrg::CalendarDecoration::List KOCore::calendarDecorations()
+{
+  if ( !mCalendarDecorationsLoaded ) {
+    QStringList selectedPlugins = KOPrefs::instance()->mSelectedPlugins;
+
+    mCalendarDecorations.clear();
+    KTrader::OfferList plugins = availableCalendarDecorations();
+    KTrader::OfferList::ConstIterator it;
+    for( it = plugins.begin(); it != plugins.end(); ++it ) {
+      if ( (*it)->hasServiceType("Calendar/Decoration") ) {
+        QString name = (*it)->desktopEntryName();
+        if ( selectedPlugins.find( name ) != selectedPlugins.end() ) {
+          KOrg::CalendarDecoration *d = loadCalendarDecoration(*it);
+          mCalendarDecorations.append( d );
+        }
+      }
+    }
+    mCalendarDecorationsLoaded = true;
+  }
+
+  return mCalendarDecorations;
+}
+
+KOrg::Part::List KOCore::loadParts( KOrg::MainWindow *parent )
+{
+  KOrg::Part::List parts;
+
+  QStringList selectedPlugins = KOPrefs::instance()->mSelectedPlugins;
+
+  KTrader::OfferList plugins = availableParts();
+  KTrader::OfferList::ConstIterator it;
+  for( it = plugins.begin(); it != plugins.end(); ++it ) {
+    if ( selectedPlugins.find( (*it)->desktopEntryName() ) !=
+                               selectedPlugins.end() ) {
+      KOrg::Part *part = loadPart( *it, parent );
+      if ( part ) {
+        if ( !parent->mainGuiClient() ) {
+          kdError() << "KOCore::loadParts(): parent has no mainGuiClient."
+                    << endl;
+        } else {
+          parent->mainGuiClient()->insertChildClient( part );
+          parts.append( part );
+        }
+      }
+    }
+  }
+  return parts;
+}
+
+KOrg::PrintPlugin::List KOCore::loadPrintPlugins()
+{
+  KOrg::PrintPlugin::List loadedPlugins;
+
+  QStringList selectedPlugins = KOPrefs::instance()->mSelectedPlugins;
+
+  KTrader::OfferList plugins = availablePrintPlugins();
+  KTrader::OfferList::ConstIterator it;
+  for( it = plugins.begin(); it != plugins.end(); ++it ) {
+    if ( selectedPlugins.find( (*it)->desktopEntryName() ) !=
+                               selectedPlugins.end() ) {
+      KOrg::PrintPlugin *part = loadPrintPlugin( *it );
+      if ( part ) loadedPlugins.append( part );
+    }
+  }
+  return loadedPlugins;
+}
+
+void KOCore::unloadPlugins()
+{
+  KOrg::CalendarDecoration *plugin;
+  for( plugin = mCalendarDecorations.first(); plugin;
+       plugin = mCalendarDecorations.next() ) {
+    delete plugin;
+  }
+  mCalendarDecorations.clear();
+  mCalendarDecorationsLoaded = false;
+}
+
+void KOCore::unloadParts( KOrg::MainWindow *parent, KOrg::Part::List &parts )
+{
+  KOrg::Part *part;
+  for( part = parts.first(); part; part = parts.next() ) {
+    parent->mainGuiClient()->removeChildClient( part );
+    delete part;
+  }
+  parts.clear();
+}
+
+KOrg::Part::List KOCore::reloadParts( KOrg::MainWindow *parent,
+                                      KOrg::Part::List &parts )
+{
+  KXMLGUIFactory *factory = parent->mainGuiClient()->factory();
+  factory->removeClient( parent->mainGuiClient() );
+
+  unloadParts( parent, parts );
+  KOrg::Part::List list = loadParts( parent );
+
+  factory->addClient( parent->mainGuiClient() );
+
+  return list;
+}
+
+void KOCore::reloadPlugins()
+{
+  mCalendarDecorationsLoaded = false;
+// Plugins should be unloaded, but e.g. komonthview keeps using the old ones
+  unloadPlugins();
+  calendarDecorations();
+}
+
+KPIM::IdentityManager* KOCore::identityManager()
+{
+  if ( !mIdentityManager )
+    mIdentityManager = new KOrg::IdentityManager;
+  return mIdentityManager;
+}