NepomukDaemons
nepomukcore.cpp
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00019 #include "nepomukcore.h"
00020 #include "repository.h"
00021
00022 #include <KDebug>
00023 #include <KSharedConfig>
00024 #include <KConfigGroup>
00025 #include <KStandardDirs>
00026
00027 #include <QtCore/QTimer>
00028
00029 #include <Soprano/BackendSetting>
00030
00031
00032 Nepomuk::Core::Core( QObject* parent )
00033 : Soprano::Server::ServerCore( parent )
00034 {
00035 }
00036
00037
00038 Nepomuk::Core::~Core()
00039 {
00040 kDebug(300002) << "Shutting down Nepomuk storage core.";
00041
00042 KSharedConfig::Ptr config = KSharedConfig::openConfig( "nepomukserverrc" );
00043 config->group( "Basic Settings" ).writeEntry( "Configured repositories", m_repositories.keys() );
00044 }
00045
00046
00047 void Nepomuk::Core::init()
00048 {
00049
00050
00051 KSharedConfig::Ptr config = KSharedConfig::openConfig( "nepomukserverrc" );
00052
00053 const Soprano::Backend* backend = Repository::activeSopranoBackend();
00054 if ( backend ) {
00055 m_openingRepositories = config->group( "Basic Settings" ).readEntry( "Configured repositories", QStringList() << "main" );
00056 if ( !m_openingRepositories.contains( "main" ) ) {
00057 m_openingRepositories << "main";
00058 }
00059
00060 foreach( const QString &repoName, m_openingRepositories ) {
00061 createRepository( repoName );
00062 }
00063
00064 if ( m_openingRepositories.isEmpty() ) {
00065 emit initializationDone( true );
00066 }
00067 }
00068 else {
00069 kError() << "No Soprano backend found. Cannot start Nepomuk repository.";
00070 }
00071 }
00072
00073
00074 bool Nepomuk::Core::initialized() const
00075 {
00076 return m_openingRepositories.isEmpty() && !m_repositories.isEmpty();
00077 }
00078
00079
00080 void Nepomuk::Core::createRepository( const QString& name )
00081 {
00082 Repository* repo = new Repository( name );
00083 m_repositories.insert( name, repo );
00084 connect( repo, SIGNAL( opened( Repository*, bool ) ),
00085 this, SLOT( slotRepositoryOpened( Repository*, bool ) ) );
00086 QTimer::singleShot( 0, repo, SLOT( open() ) );
00087
00088
00089 model( name );
00090 }
00091
00092
00093 void Nepomuk::Core::slotRepositoryOpened( Repository* repo, bool )
00094 {
00095
00096 m_openingRepositories.removeAll( repo->name() );
00097 if ( m_openingRepositories.isEmpty() ) {
00098 emit initializationDone( true );
00099 }
00100 }
00101
00102
00103 Soprano::Model* Nepomuk::Core::model( const QString& name )
00104 {
00105
00106
00107
00108 m_currentRepoName = name;
00109 return ServerCore::model( name );
00110 }
00111
00112
00113 Soprano::Model* Nepomuk::Core::createModel( const QList<Soprano::BackendSetting>& )
00114 {
00115
00116 if ( !m_repositories.contains( m_currentRepoName ) ) {
00117 kDebug(300002) << "Creating new repository with name " << m_currentRepoName;
00118
00119
00120 Repository* newRepo = new Repository( m_currentRepoName );
00121 m_repositories.insert( m_currentRepoName, newRepo );
00122 newRepo->open();
00123 return newRepo;
00124 }
00125 else {
00126 return m_repositories[m_currentRepoName];
00127 }
00128 }
00129
00130 #include "nepomukcore.moc"