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NepomukDaemons

storage.cpp

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00001 /* This file is part of the KDE Project
00002    Copyright (c) 2008 Sebastian Trueg <trueg@kde.org>
00003 
00004    This library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License version 2 as published by the Free Software Foundation.
00007 
00008    This library is distributed in the hope that it will be useful,
00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011    Library General Public License for more details.
00012 
00013    You should have received a copy of the GNU Library General Public License
00014    along with this library; see the file COPYING.LIB.  If not, write to
00015    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00016    Boston, MA 02110-1301, USA.
00017 */
00018 
00019 #include "storage.h"
00020 #include "nepomukcore.h"
00021 
00022 #include <QtDBus/QDBusConnection>
00023 #include <QtCore/QFile>
00024 
00025 #include <KDebug>
00026 #include <KGlobal>
00027 #include <KStandardDirs>
00028 
00029 #include <Soprano/Backend>
00030 
00031 #include <kpluginfactory.h>
00032 #include <kpluginloader.h>
00033 
00034 NEPOMUK_EXPORT_SERVICE( Nepomuk::Storage, "nepomukstorage" )
00035 
00036 
00037 Nepomuk::Storage::Storage( QObject* parent, const QList<QVariant>& )
00038     : Service( parent, true /* delayed initialization */ )
00039 {
00040     QDBusConnection::sessionBus().registerService( "org.kde.NepomukStorage" );
00041 
00042     m_core = new Core( this );
00043     connect( m_core, SIGNAL( initializationDone(bool) ),
00044              this, SLOT( slotNepomukCoreInitialized(bool) ) );
00045     m_core->init();
00046 }
00047 
00048 
00049 Nepomuk::Storage::~Storage()
00050 {
00051 }
00052 
00053 
00054 void Nepomuk::Storage::slotNepomukCoreInitialized( bool success )
00055 {
00056     if ( success ) {
00057         kDebug() << "Successfully initialized nepomuk core";
00058 
00059         // the core is initialized. Export it to the clients.
00060         // the D-Bus interface
00061         m_core->registerAsDBusObject();
00062 
00063         // the faster local socket interface
00064         QString socketPath = KGlobal::dirs()->locateLocal( "data", "nepomuk/socket" );
00065         QFile::remove( socketPath ); // in case we crashed
00066         m_core->start( socketPath );
00067     }
00068     else {
00069         kDebug() << "Failed to initialize nepomuk core";
00070     }
00071 
00072     setServiceInitialized( success );
00073 }
00074 
00075 
00076 void Nepomuk::Storage::optimize( const QString& repo )
00077 {
00078     m_core->optimize( repo );
00079 }
00080 
00081 
00082 QString Nepomuk::Storage::usedSopranoBackend() const
00083 {
00084     // FIXME: this is only partly true. It is perfectly possible to change the backend only
00085     //        for the main repo in the config file
00086     return Repository::activeSopranoBackend()->pluginName();
00087 }
00088 
00089 #include "storage.moc"

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