runtime/nepomuk/services/ontologyloader/desktopontologyupdatejob.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 "desktopontologyupdatejob.h"
  20
  21 #include <KDebug>
  22 #include <KConfigGroup>
  23 #include <KDesktopFile>
  24
  25 #include <Soprano/StatementIterator>
  26 #include <Soprano/PluginManager>
  27 #include <Soprano/Parser>
  28
  29
  30 Nepomuk::DesktopOntologyUpdateJob::DesktopOntologyUpdateJob( Soprano::Model* mainModel, QObject* parent )
  31     : OntologyUpdateJob( mainModel, parent )
  32 {
  33 }
  34
  35
  36 Nepomuk::DesktopOntologyUpdateJob::~DesktopOntologyUpdateJob()
  37 {
  38 }
  39
  40
  41 void Nepomuk::DesktopOntologyUpdateJob::setOntologyDesktopFile( const QString& df )
  42 {
  43     m_desktopFilePath = df;
  44 }
  45
  46
  47 Soprano::StatementIterator Nepomuk::DesktopOntologyUpdateJob::data()
  48 {
  49     kDebug() << "Updating ontology" << m_desktopFilePath;
  50
  51     KDesktopFile df( m_desktopFilePath );
  52
  53     // Parse the ontology data
  54     // ------------------------------------
  55     QString mimeType = df.desktopGroup().readEntry( "MimeType", QString() );
  56     const Soprano::Parser* parser
  57         = Soprano::PluginManager::instance()->discoverParserForSerialization( Soprano::mimeTypeToSerialization( mimeType ),
  58                                                                               mimeType );
  59     if ( !parser ) {
  60         kDebug() << "No parser to handle" << df.readName() << "(" << mimeType << ")";
  61         return 0;
  62     }
  63
  64     kDebug() << "Parsing" << df.readPath();
  65
  66     return parser->parseFile( df.readPath(),
  67                               df.readUrl(),
  68                               Soprano::mimeTypeToSerialization( mimeType ),
  69                               mimeType );
  70 }
  71
  72 #include "desktopontologyupdatejob.moc"