bool Nepomuk::Types::PropertyPrivate::addProperty( const QUrl& property, const Soprano::Node& value )
{
// we avoid subclassing loops (as created for crappy inferencing) by checking for our own uri
if( value.isResource() &&
value.uri() != uri &&
property == Soprano::Vocabulary::RDFS::subPropertyOf() ) {
parents.append( value.uri() );
return true;
}
else if( property == Soprano::Vocabulary::RDFS::domain() ) {
domain = value.uri();
return true;
}
else if( property == Soprano::Vocabulary::RDFS::range() ) {
if ( value.toString().startsWith( Soprano::Vocabulary::XMLSchema::xsdNamespace().toString() ) ) {
literalRange = Literal( value.uri() );
}
else if ( value.uri() == Soprano::Vocabulary::RDFS::Literal()) {
literalRange = Literal( value.uri() );
}
else {
range = value.uri();
}
return true;
}
else if( property == Soprano::Vocabulary::NRL::minCardinality() ) {
minCardinality = value.literal().toInt();
return true;
}
else if( property == Soprano::Vocabulary::NRL::maxCardinality() ) {
maxCardinality = value.literal().toInt();
return true;
}
else if ( property == Soprano::Vocabulary::NRL::cardinality() ) {
cardinality = value.literal().toInt();
return true;
}
else if ( property == Soprano::Vocabulary::NRL::inverseProperty() ) {
inverse = value.uri();
return true;
}
return false;
}
bool Nepomuk::Types::EntityPrivate::load()
{
const QString query = QString::fromLatin1( "select ?p ?o where { "
"graph ?g { <%1> ?p ?o . } . "
"{ ?g a %2 . } UNION { ?g a %3 . } . }" )
.arg( QString::fromAscii( uri.toEncoded() ),
Soprano::Node::resourceToN3( Soprano::Vocabulary::NRL::Ontology() ),
Soprano::Node::resourceToN3( Soprano::Vocabulary::NRL::KnowledgeBase() ) );
Soprano::QueryResultIterator it
= ResourceManager::instance()->mainModel()->executeQuery( query, Soprano::Query::QueryLanguageSparql );
while ( it.next() ) {
QUrl property = it.binding( "p" ).uri();
Soprano::Node value = it.binding( "o" );
if ( property == Soprano::Vocabulary::RDFS::label() ) {
if ( value.language().isEmpty() ) {
label = value.toString();
}
else if( value.language() == KGlobal::locale()->language() ) {
l10nLabel = value.toString();
}
}
else if ( property == Soprano::Vocabulary::RDFS::comment() ) {
if ( value.language().isEmpty() ) {
comment = value.toString();
}
else if( value.language() == KGlobal::locale()->language() ) {
l10nComment = value.toString();
}
}
else if ( property == Soprano::Vocabulary::NAO::hasSymbol() ) {
icon = KIcon( value.toString() );
}
else if ( property == Soprano::Vocabulary::NAO::userVisible() ) {
userVisible = value.literal().toBool();
}
else {
addProperty( property, value );
}
}
return !it.lastError();
}
