nothing@18: import rdflib
nothing@18: from rdflib import Graph, RDF, RDFS, plugin, URIRef, Literal, OWL, Namespace
nothing@18: 
nothing@18: basedir = '/Users/alo/MusicOntology/features/'
nothing@18: 
nothing@18: local = 'http://sovarr.c4dm.eecs.qmul.ac.uk/features/'
nothing@18: 
nothing@18: DC = Namespace(u"http://purl.org/dc/elements/1.1/")
nothing@18: 
nothing@18: graph = Graph()
nothing@18: graph.bind('af', URIRef(local))
nothing@18: graph.bind('dc', URIRef('http://purl.org/dc/elements/1.1/'))
nothing@18: graph.bind('owl', URIRef('http://www.w3.org/2002/07/owl#'))
nothing@18: 
nothing@18: graph.add((
nothing@18:     URIRef(''),
nothing@18:     RDF.type,
nothing@18:     OWL.Ontology
nothing@18: ))
nothing@18: 
nothing@18: graph.add((
nothing@18:     URIRef(''),
nothing@18:     DC['title'],
nothing@18:     Literal("Marsyas Ontology")
nothing@18: ))
nothing@18: 
nothing@18: graph.add((
nothing@18:     URIRef(''),
nothing@18:     OWL.versionInfo,
nothing@18:     Literal("Version 0.1")
nothing@18: ))
nothing@18: 
nothing@18: graph.add((
nothing@18:     URIRef(''),
nothing@18:     DC['description'],
nothing@18:     Literal("This is an ontology derived from Marsyas feature extraction tools for the Audio Features engineering process")
nothing@18: ))
nothing@18: 
nothing@18: 
nothing@18: source = Graph()
nothing@18: source.parse(basedir+'rdfonto/af-Marsyas.n3', format='n3')
nothing@18: 
nothing@18: categories = []
nothing@18: 
nothing@18: for su, ob in source.subject_objects(URIRef('file:///Users/alo/MusicOntology/features/rdf/type')):
nothing@18:     if not ob in categories:
nothing@18:         categories.append(ob)
nothing@18: 
nothing@18: graph.add((
nothing@18:     URIRef(local+'Analysis'),
nothing@18:     RDF.type,
nothing@18:     OWL.Class
nothing@18: ))        
nothing@18:     
nothing@18: for category in categories:
nothing@18:     graph.add((
nothing@18:         URIRef(local+category),
nothing@18:         RDF.type,
nothing@18:         OWL.Class    
nothing@18:     ))
nothing@18:     graph.add((
nothing@18:         URIRef(local+category),
nothing@18:         RDFS.subClassOf,
nothing@18:         URIRef(local+'Analysis'),
nothing@18:     )) 
nothing@18: 
nothing@18: for su in source.subjects(RDF.type, RDFS.Resource):
nothing@18:     idref = URIRef(local+su.split('/')[-1])
nothing@18: #    graph.add((
nothing@18: #        idref,
nothing@18: #        RDF.type,
nothing@18: #        OWL.Class
nothing@18: #    ))
nothing@18: 
nothing@18:     graph.add((
nothing@18:         idref,
nothing@18:         RDF.type,
nothing@18:         URIRef(local+"AudioFeature")
nothing@18:     ))
nothing@18:     
nothing@18:     count = sum(1 for _ in source.objects(su,URIRef('file:///Users/alo/MusicOntology/features/rdf/type')))
nothing@18:     
nothing@18:     if count > 0:    
nothing@18:         for ob in source.objects(su,URIRef('file:///Users/alo/MusicOntology/features/rdf/type')):
nothing@18:             graph.add((
nothing@18:                 idref,
nothing@18:                 RDFS.subClassOf,
nothing@18:                 URIRef(local+ob)
nothing@18:             ))
nothing@18:     else:
nothing@18:         graph.add((
nothing@18:             idref,
nothing@18:             RDFS.subClassOf,
nothing@18:             URIRef(local+'Analysis'),
nothing@18:         ))
nothing@18:         
nothing@18:     for ob in source.objects(su,URIRef('http://purl.org/dc/elements/1.1/description')):
nothing@18:         graph.add((
nothing@18:             idref,
nothing@18:             URIRef('http://purl.org/dc/elements/1.1/description'),
nothing@18:             ob
nothing@18:         ))
nothing@18: 
nothing@18: graph.serialize(basedir + 'rdfonto/Marsyas-onto.rdf')        
nothing@18: graph.serialize(basedir + 'rdfonto/Marsyas-onto.n3', format='n3')