runtime/nepomuk/services/storage/storage.cpp

   1 /* This file is part of the KDE Project
   2    Copyright (c) 2008 Sebastian Trueg <trueg@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License version 2 as published by the Free Software Foundation.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public License
  14    along with this library; see the file COPYING.LIB.  If not, write to
  15    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16    Boston, MA 02110-1301, USA.
  17 */
  18
  19 #include "storage.h"
  20 #include "nepomukcore.h"
  21
  22 #include <QtDBus/QDBusConnection>
  23 #include <QtCore/QFile>
  24
  25 #include <KDebug>
  26 #include <KGlobal>
  27 #include <KStandardDirs>
  28
  29 #include <Soprano/Backend>
  30
  31 #include <kpluginfactory.h>
  32 #include <kpluginloader.h>
  33
  34 NEPOMUK_EXPORT_SERVICE( Nepomuk::Storage, "nepomukstorage" )
  35
  36
  37 Nepomuk::Storage::Storage( QObject* parent, const QList<QVariant>& )
  38     : Service( parent, true /* delayed initialization */ )
  39 {
  40     QDBusConnection::sessionBus().registerService( "org.kde.NepomukStorage" );
  41
  42     m_core = new Core( this );
  43     connect( m_core, SIGNAL( initializationDone(bool) ),
  44              this, SLOT( slotNepomukCoreInitialized(bool) ) );
  45     m_core->init();
  46 }
  47
  48
  49 Nepomuk::Storage::~Storage()
  50 {
  51 }
  52
  53
  54 void Nepomuk::Storage::slotNepomukCoreInitialized( bool success )
  55 {
  56     if ( success ) {
  57         kDebug() << "Successfully initialized nepomuk core";
  58
  59         // the core is initialized. Export it to the clients.
  60         // the D-Bus interface
  61         m_core->registerAsDBusObject();
  62
  63         // the faster local socket interface
  64         QString socketPath = KGlobal::dirs()->locateLocal( "data", "nepomuk/socket" );
  65         QFile::remove( socketPath ); // in case we crashed
  66         m_core->start( socketPath );
  67     }
  68     else {
  69         kDebug() << "Failed to initialize nepomuk core";
  70     }
  71
  72     setServiceInitialized( success );
  73 }
  74
  75
  76 void Nepomuk::Storage::optimize( const QString& repo )
  77 {
  78     m_core->optimize( repo );
  79 }
  80
  81
  82 QString Nepomuk::Storage::usedSopranoBackend() const
  83 {
  84     // FIXME: this is only partly true. It is perfectly possible to change the backend only
  85     //        for the main repo in the config file
  86     return Repository::activeSopranoBackend()->pluginName();
  87 }
  88
  89 #include "storage.moc"