Python ConjunctiveGraph.add方法代碼示例

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
    def __convert_to_triples(self, model):
        """Converts each model/query result into its own graph to be
		merged the graph returned by to_rdf()."""
        sylph = self.NAMESPACES["sylph"]

        graph = Graph()
        graphNum = len(self.subgraphs)

        node = URIRef(model.uri)  # The Resource
        graph.add((node, RDF.type, sylph[model.get_rdf_class()]))  # Datatype

        data = model.get_transportable()

        # Performs graph.add(sub, pred, obj)
        for k, v in data.iteritems():
            obj = None
            if k == "uri":
                continue  # already done

                # Blank values transported because we may be 'erasing' them
            if not v:
                if type(v) in [str, unicode]:
                    obj = Literal("")
                if type(v) is NoneType:
                    obj = sylph["None"]

            if isinstance(v, (models.Model, Resource, ResourceTree)):
                # TODO/XXX: This is slow as hell. Hits the database every
                # single time this codepath is reached.
                # For now, forget performance. Work on this later...
                obj = URIRef(v.uri)  # XXX: Wouldn't this work with just hasattr?

            if not obj:
                obj = Literal(v)  # Handles int, float, etc.

            graph.add((node, sylph[k], obj))

        self.subgraphs.append(graph)

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def commitData(triples):
    """
    Commits triples to RDF store
  """
    report("INFO: rdflibWrapper.commitData")
    #  default_graph_uri = "http://rdflib.net/rdfstore"

    graph = Graph(store)  # Other optional argument: identifier = rdflib.URIRef(default_graph_uri)
    triples = list(set(triples))  # Deduplication of triples
    report("INFO: adding %d triples" % (len(triples)))
    for triple in triples:
        report("S:%s, P:%s, O:%s" % (str(triple[0]), str(triple[1]), str(triple[2])))

    map(lambda triple: graph.add(triple), triples)  # Add triples to the graph

    graph.commit()  #  Commit newly added triples

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
    def toRDF(self):
        """
        Print a message into RDF in XML format
        """
        
        #rdf graph
        store = ConjunctiveGraph()
        
        #namespaces        
        store.bind('sioc', SIOC)
        store.bind('foaf', FOAF)
        store.bind('rdfs', RDFS)
        store.bind('dc', DC)
        store.bind('dct', DCT)

        #message node
        message = URIRef(self.getUri())
        store.add((message, RDF.type, SIOC["Post"]))

        #document node
        doc = URIRef(self.getUri()+'.rdf')
        store.add((doc, RDF.type, FOAF["Document"]))
        store.add((doc, FOAF["primaryTopic"], message))
        
        try:
                 
            store.add((message, SIOC['id'], Literal(self.getSwamlId())))
            store.add((message, SIOC['link'], URIRef(self.getXhtmlUrl())))  
            store.add((message, SIOC['has_container'],URIRef(self.config.get('base')+'forum')))   
            store.add((message, SIOC["has_creator"], URIRef(self.getSender().getUri())))                    
            store.add((message, DC['title'], Literal(self.getSubject()))) 
            store.add((message, DCT['created'], Literal(self.getDate(), datatype=XSD[u'dateTime'])))  
            
            parent = self.getParent()
            if (parent != None):
                store.add((message, SIOC['reply_of'], URIRef(parent)))  
                
            if (len(self.childs) > 0):
                for child in self.childs:
                    store.add((message, SIOC['has_reply'], URIRef(child)))
                
            previous = self.getPreviousByDate()
            if (previous != None):
                store.add((message, SIOC['previous_by_date'], URIRef(previous)))
                
            next = self.getNextByDate()
            if (next != None):
                store.add((message, SIOC['next_by_date'], URIRef(next)))                
            
            store.add((message, SIOC['content'], Literal(self.getBody())))
            
        except Exception, detail:
            print 'Error proccesing message ' + str(self.getId()) + ': ' + str(detail) 

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
class RdfDataExporter(object):
    def __init__(self):
       self.g = ConjunctiveGraph()

    def export(self, mainSubject, params, tuples):
        if params.has_key('subpredicate'):
            databag = mainSubject+"/"+str(uuid.uuid4())
            self.g.add((mainSubject, params['predicate'], databag))
            self.g.add((databag, 'rdf:type', params['databag_class']))
        for t in tuples:
          #print t
          if t.has_key('subject'):
              subject = t['subject']
          else:
              subject = mainSubject+"/"+str(uuid.uuid4())
              self.g.add((subject, 'rdf:type', params['datarow_class']))
          if not params.has_key('subpredicate'):
              if params['predicate'] != 'None':
                  self.g.add((mainSubject, params['predicate'], subject))
          else:
              self.g.add((databag, params['subpredicate'], subject))
          for predicate in t:
            if predicate != 'subject':
                self.g.add((subject, predicate, t[predicate]))

    def addTriple(self, s, p, o):
        self.g.add((s, p, o))

    def printTriples(self):
        for a in self.g.__iter__():
            print a

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
    def build(self, person):
        FOAF = Namespace("http://xmlns.com/foaf/0.1/")
        MYTERMS = Namespace("http://peoples.org/terms/")

        graph = ConjunctiveGraph()
        user = BNode('user')
        graph.add((user, MYTERMS['vkontakteID'], Literal(person.id)))
        graph.add((user, RDF.type, FOAF['Person']))
        graph.add((user, FOAF['firstName'], Literal(person.name)))
        graph.add((user, FOAF['surname'], Literal(person.sname)))
        attr = [item for item in dir(person) if not callable(item)]
        if 'icq' in attr:
            graph.add((user, FOAF['icqChatID'], Literal(person.icq)))
        if 'nickname' in attr:
            graph.add((user, FOAF['nick'], Literal(person.nickname)))
        if 'town' in attr:
            graph.add((user, MYTERMS['town'], Literal(person.town)))
        if 'gender' in attr:
            graph.add((user, FOAF['gender'], Literal(person.gender)))
        if 'status' in attr:
            graph.add((user, MYTERMS['marital'], Literal(person.status)))
        if 'religion' in attr:
            graph.add((user, MYTERMS['religion'], Literal(person.religion)))
        if 'politic' in attr:
            graph.add((user, MYTERMS['politic'], Literal(person.politic)))
        if 'bday' or 'bmonth' or 'byear' in attr:
            birthday = BNode('birthday')
            graph.add((user, FOAF['birthday'], birthday))
        if 'bday' in attr:
            graph.add((birthday, MYTERMS['bday'], Literal(person.bday)))
        if 'bmonth' in attr:
            graph.add((birthday, MYTERMS['bmonth'], Literal(person.bmonth)))
        if 'byear' in attr:
            graph.add((birthday, MYTERMS['byear'], Literal(person.byear)))
        if 'university' in attr:
            university = BNode('university') 
            graph.add((user, MYTERMS['university'], university))
            graph.add((university, MYTERMS['university_name'], Literal( \
                person.university)))
            if 'faculty' in attr:
                graph.add((university, MYTERMS['faculty_name'], Literal( \
                    person.faculty)))
            if 'chair' in attr:
                graph.add((university, MYTERMS['chair_name'], Literal( \
                    person.chair)))
            if 'edu_form' in attr:
                graph.add((university, MYTERMS['edu_form'], Literal( \
                    person.edu_form)))

        friends = BNode('friends')
        graph.add((user, MYTERMS['friends'], friends))
        graph.add((friends, RDF.type, RDF.Bag))
        for id in person.friends.keys():
            friend = URIRef('http://vkontakte.ru/id%s' % id)
            graph.add((friends, RDF.li, friend))

        # save graph to rdf-file
        fname = "%s.rdf" % person.id
        graph.serialize(os.path.join(self.store_path, fname), \
            format='xml', encoding='UTF-8')

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
jg=ConjunctiveGraph()
jg.bind('jobs',JOBS)
jg.bind('dc',DC)
jg.bind('jobboard',JB)
jg.bind('company',COMPANY)
jg.bind('rdfs',RDFS)

# Incremental counter for vacancy IDs
vid=0

for title,salary,location,company,crunchbase,ticker in csv.reader(file('joblist.csv')):
    # Create the vacancy
    vid+=1
    vacancy=JB[str(vid)]
    jg.add((vacancy,RDF.type,JOBS['Vacancy']))
    jg.add((vacancy,DC['title'],Literal(title)))
    
    location_id=location.lower().replace(' ','_').replace(',','')
    jg.add((vacancy,JB['location'],JB[location_id]))
    jg.add((JB[location_id],DC['title'],Literal(location)))
    
    # Salary range
    salaryrange=BNode()
    jg.add((vacancy,JOBS['salaryrange'],salaryrange))
    jg.add((salaryrange,JOBS['minimumsalary'],Literal(float(salary))))

    # Create the company
    cnode=JB[company.lower().replace(' ','_')]
    jg.add((vacancy,JOBS['vacancywith'],cnode))
    jg.add((cnode,RDF.type,JOBS['Organization']))

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
# Get the sqlite plugin. You may have to install the python sqlite libraries
store = plugin.get('SQLite', Store)('rdfstore.db')

# Open previously created store, or create it if it doesn't exist yet
try:
    rt = store.open(configString,create=False)
except OperationalError, e:
    try:
        # There is no underlying sqlite infrastructure, create it
        rt = store.open(configString,create=True)
        assert rt == VALID_STORE
    except OperationalError, e:
        raise
        import sys, pdb; pdb.post_mortem(sys.exc_info()[2])
 
# There is a store, use it
graph = Graph(store, identifier = URIRef(default_graph_uri))

print "Triples in graph before add: ", len(graph)

# Now we'll add some triples to the graph & commit the changes
rdflibNS = Namespace('http://rdflib.net/test/')
graph.add((rdflibNS['pic:1'], rdflibNS['name'], Literal('Jane & Bob')))
graph.add((rdflibNS['pic:2'], rdflibNS['name'], Literal('Squirrel in Tree')))
graph.commit()

print "Triples in graph after add: ", len(graph)

# display the graph in RDF/XML
print graph.serialize()

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def make_rdf_graph(movies):
    mg=ConjunctiveGraph()

    mg.bind('fb',FB)
    mg.bind('dc',DC)
    for movie in movies:
        
        # Make a movie node
        movie_node=IVA_MOVIE[movie['id']]    
        mg.add((movie_node,DC['title'],Literal(movie['title'])))
        
        # Make the director node, give it a name and link it to the movie
        dir_node=IVA_PERSON[movie['director']['id']]
        mg.add((movie_node,FB['film.film.directed_by'],dir_node))
        mg.add((dir_node,DC['title'],Literal(movie['director']['name'])))

        for actor in movie['actors']:
            # The performance node is a blank node -- it has no URI
            performance=BNode()
            
            # The performance is connected to the actor and the movie
            actor_node=IVA_PERSON[actor['id']]
            
            mg.add((actor_node,DC['title'],Literal(actor['name'])))
            mg.add((performance,FB['film.performance.actor'],actor_node))
            # If you had the name of the role, you could also add it to the
            # performance node, e.g.
            # mg.add((performance,FB['film.performance.role'],Literal('Carrie Bradshaw')))

            mg.add((movie_node,FB['film.film.performances'],performance))

    return mg

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
class TriplesDatabase(object):
    """A database from the defined triples"""
    def __init__(self):
        self._open = False

    def open(self, filename, graphClass=None):
        """
        Load existing database at 'filename'.
        """
        if filename is None:
            if graphClass is None:
                self.graph = Graph()
            else:
                self.graph = graphClass()
        else:
            assert os.path.exists(filename), (
                    "%s must be an existing database" % (filename,))

            path, filename = os.path.split(filename)
            self.graph = sqliteBackedGraph(path, filename)

        self._open = True

    def query(self, rest, initNs=None, initBindings=None):
        """
        Execute a SPARQL query and get the results as a SPARQLResult

        {rest} is a string that should begin with "SELECT ", usually
        """
        assert self._open

        if initNs is None:
            initNs = dict(self.graph.namespaces()) 
        if initBindings is None: initBindings = {}

        sel = select(self.getBase(), rest)
        ret = self.graph.query(sel, initNs=initNs, initBindings=initBindings,
                DEBUG=False)
        return ret

    def getBase(self):
        d = dict(self.graph.namespaces())
        return d.get('', RDFSNS)

    def addTriple(self, s, v, *objects):
        """
        Make a statement/arc/triple in the database.

        Strings, ints and floats as s or o will automatically be coerced to
        RDFLiteral().  It is an error to give a RDFLiteral as v, so no
        coercion will be done in that position.

        2-tuples will be coerced to bnodes.
        
        If more than one object is given, i.e.
            addTriple(a, b, c1, c2, c3) 
        this is equivalent to:
            addTriple(a,b,c1); addTriple(a,b,c2); addTriple(a,b,c3)
        """
        assert self._open
        assert len(objects) >= 1, "You must provide at least one object"
        if canBeLiteral(s):
            s = RDFLiteral(s)

        bnode = None
        for o in objects:
            if canBeLiteral(o):
                o = RDFLiteral(o)
            elif isinstance(o, tuple) and len(o) == 2:
                if bnode is None:
                    bnode = BNode()
                self.addTriple(bnode, *o)
                o = bnode

            assert None not in [s,v,o]
            self.graph.add((s, v, o))

    def dump(self):
        assert self._open
        io = StringIO()
        try:
            self.graph.serialize(destination=io, format='n3')
        except Exception, e:
            import sys, pdb; pdb.post_mortem(sys.exc_info()[2])
        return io.getvalue()

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
    def __toRDF(self):
        """
        Dump mailing list into a RDF file
        """

        #rdf graph
        store = ConjunctiveGraph()
        
        #namespaces
        store.bind('rdfs', RDFS)
        store.bind('swaml', SWAML)
        store.bind('sioc', SIOC)
        store.bind('sioct', SIOCT)
        store.bind('foaf', FOAF)
        store.bind('dc', DC)
        store.bind('mvcb', MVCB)

        #fisrt the host graph
        host = self.config.get('host')
        if (len(host) > 0):
            self.__addSite(store, host)

        #and then the mailing list
        list = URIRef(self.__getUri())
        store.add((list, RDF.type, SIOC['Forum']))
        #store.add((list, RDF.type, SIOCT['MailingList']))
        
        #list information
        title = self.config.get('title')
        if (len(title) > 0):
            store.add((list, DC['title'], Literal(title)))
            
        description = self.config.get('description')
        if (len(description) > 0):
            store.add((list, DC['description'], Literal(description)))
            
        if (len(host) > 0):
            store.add((list, SIOC['has_host'], URIRef(host)))
        
        store.add((list, SWAML['address'], Literal(self.config.get('to'))))
        store.add((list, DC['date'], Literal(FileDate(self.config.get('mbox')).getStringFormat())))
        store.add((list, MVCB['generatorAgent'], URIRef(self.config.getAgent())))
        store.add((list, MVCB['errorReportsTo'], URIRef('http://swaml.berlios.de/bugs')))
        if (self.lang != None):
            store.add((list, DC['language'], Literal(self.lang)))

        #subscribers
        subscribers = self.subscribers.getSubscribersUris()
        for uri in subscribers:
            store.add((list, SIOC['has_subscriber'], URIRef(uri)))
            store.add((URIRef(uri), RDF.type, SIOC['UserAccount']))
                  
        #and all messages
        for msg in self.index.items:
            uri = msg.getUri()
            store.add((list, SIOC['container_of'], URIRef(uri)))
            store.add((URIRef(uri), RDF.type, SIOC['Post']))
            parent = msg.getParent()
            if (parent != None):
                store.add((URIRef(uri), SIOC['reply_of'], URIRef(parent)))
                    
        #and dump to disk
        try:
            rdf_file = open(self.config.get('dir')+'forum.rdf', 'w+')
            rdf_file.write(store.serialize(format="pretty-xml"))
            rdf_file.flush()
            rdf_file.close()
        except IOError, detail:
            print 'Error exporting mailing list to RDF: ' + str(detail)

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def createFeatureGraphs(rows):
	albums = {}

	graph = Graph(identifier = URIRef(graph_uri))
	counter = 1
	databases[catalogueID] = []

	for row in rows:
	
		# Create all the relevant nodes (with the correct IDs)
		database = getNewNode('database')
		databases[catalogueID].append(database)
		feature = getNewNode('feature')
		segmentation = getNewNode('segmentation')
		window = getNewNode('window')

		if row['feature'] == "cqt":
			graph.add((feature, RDF.type, audiodb['CQTFeature']))
		elif row['feature'] == "chr":
			graph.add((feature, RDF.type, audiodb['ChromagramFeature']))
		elif row['feature'] == "mfcc":
			graph.add((feature, RDF.type, audiodb['MFCCFeature']))

		if row['segtype'] == "frames":
			graph.add((segmentation, RDF.type, audiodb['FrameSegmentation']))
		elif row['segtype'] == "beats":
			graph.add((segmentation, RDF.type, audiodb['BeatSegmentation']))
		elif row['segtype'] == "segs":
			graph.add((segmentation, RDF.type, audiodb['StructuralSegmentation']))
		
		if row['windowtype'] == "hamming":
			graph.add((window, RDF.type, audiodb['HammingWindow']))

		graph.add((feature, audiodb["window"], window))
		graph.add((feature, audiodb["segmentation"], segmentation))

		graph.add((feature, audiodb["dimension"], Literal(row['dim'])))
		graph.add((feature, audiodb["hop-size"], Literal(row['hopsize'])))
		graph.add((feature, audiodb["window-length"], Literal(row['winlen'])))
		graph.add((feature, audiodb["nfft"], Literal(row['nfft'])))
		graph.add((feature, audiodb["segn"], Literal(row['segn'])))
		graph.add((feature, audiodb["channel"], Literal(row['channel'])))
		graph.add((feature, audiodb["loedge"], Literal(row['loedge'])))
		graph.add((feature, audiodb["hiedge"], Literal(row['hiedge'])))
		graph.add((feature, audiodb["octaveres"], Literal(row['octaveres'])))

		version = buildNewExtractor(graph, row['software'], row['version'], row['platform'])

		project = buildNewProject(graph, row['software'])
		graph.add((project, doap['release'], version))

		graph.add((database, RDF.type, audiodb["Database"]))
		graph.add((database, audiodb["feature"], feature))
		graph.add((database, audiodb["extractor"], version))
		
		counter += 1
	graph.serialize(format='xml',destination="output/"+catalogueID.lower()+"/"+"features.rdf")

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def createMediaGraphs(rows):
	albums = {}

	artists = {
		'Madonna': mb_artist['79239441-bfd5-4981-a70c-55c3f15c1287'], 
		'John Coltrane': mb_artist['b625448e-bf4a-41c3-a421-72ad46cdb831'], 
		'Miles Davis' : mb_artist['561d854a-6a28-4aa7-8c99-323e6ce46c2a']}

	counter = 1
	for row in rows:
		graph = Graph(identifier = URIRef(graph_uri))
		# Create all the relevant nodes (with the correct IDs)

		work = getNewNode('work')
		composition = getNewNode('composition')
		track = getNewNode('track')
		record = getNewNode('record')
		performance = getNewNode('performance')
		signal = Namespace(graph_uri+"/"+row['uid'])

		# If we don't have an artist url, make a foaf Agent instead.
		if row['artist']:
			try:
				artist = artists[row['artist']]
			except KeyError:
				artist = getNewNode('artist')
				graph.add((artist, RDF.type, foaf['Agent']))
				graph.add((artist, foaf['name'], Literal(row['artist'].strip())))
				artists[row['artist']] = artist;	

		if row['composer']:
			try:
				composer = artists[row['composer']]
			except KeyError:
				composer = getNewNode('artist')
				graph.add((composer, RDF.type, foaf['Agent']))
				graph.add((composer, foaf['name'], Literal(row['composer'].strip())))
				artists[row['composer']] = composer;	
		else:
			composer = artist


		# Work
		graph.add((work, RDF.type, mo['MusicalWork']))
		
		# Composition
		graph.add((composition, RDF.type, mo['Composition']))
		if composer:
			graph.add((composition, mo['composer'], composer)) 
		graph.add((composition, mo['produced_work'], work))

		# Track
		graph.add((track, RDF.type, mo['Track']))
		if row['artist']:
			graph.add((track, foaf['maker'], artist))
		if row['tracknum']:
			graph.add((track, mo['track_number'], Literal(row['tracknum'])))

		if row['album']:
			# Album
			try:
				album = albums[row['album']]
			except KeyError:
				album = getNewNode('album')
				graph.add((album, RDF.type, mo['Record']))
				graph.add((album, dc['title'], Literal(row['album'].strip())))
				graph.add((album, mo['release_type'], mo['album']))
				albums[row['album']] = album
			graph.add((album, mo['track'], track))

		# Signal
		graph.add((signal, RDF.type, mo['Signal']))
		graph.add((signal, mo['published_as'], record))
		
		if row['track']:
			graph.add((signal, dc['title'], Literal(row['track'].strip())))
		if row['isrc']:
			graph.add((signal, mo['isrc'], Literal(row['isrc'].strip())))

		# Add to the various databases
		dbs = databases[catalogueID]
		for db in dbs:
			graph.add((db, audiodb["has-signal"], signal))

		# Record
		graph.add((record, RDF.type, mo['Record']))
		graph.add((record, mo['publication_of'], signal))
		graph.add((record, mo['track'], track))

		# Performance
		graph.add((performance, RDF.type, mo['Performance']))
		graph.add((performance, mo['performance_of'], work))
		if row['artist']:
			graph.add((performance, mo['performer'], artist))
		graph.add((performance, mo['recorded_as'], signal))
		
		graph.close()
		graph.serialize(format='xml',destination="output/"+catalogueID.lower()+"/media_"+str(counter)+".rdf")
		counter += 1

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
class rdf_transform:
    
    def __init__(self):
        
        self.g = Graph('IOMemory')
        self.g.bind('dc', dublin_core)
        self.g.bind('foaf', FOAF)
        self.g.bind('time-entry', owl_time)
        self.g.bind('letter', letter_ns)
        self.g.bind('owl', owl)
        self.g.bind('ex', exam)
        self.g.bind('geo', geo)
        self.g.bind('base', base_uri)


    def create_rdf_letter (self, letters):
        '''
          creates an rdf representation of letter used to load into the triple store
        '''
        for l in letters:
            correspondence = base_uri + "letters/resource/" + l.type + '/' + urllib.quote(l.correspondent) + '/' + str(l.id) + '/rdf'
            self.add_author(correspondence, "Charles Dickens")
            self.add_subject(correspondence, "letter")
            self.add_time(correspondence, str(l.letter_date)+'T00:00:00')
            self.add_correspondent(correspondence, l.correspondent)
    
            #self.add_place(correspondence, parse_text.find_geographical(l.letter_text))
            place = ''
            try:
                place = str(l.letter_place)
            #unicode errors are text related
            except UnicodeError:
                pass
            
            if place is not '':
                self.add_place(correspondence, place)
                
            self.add_letter_text(correspondence, l.letter_text)
            self.add_salutation(correspondence, l.correspondent, l.salutation)
            
            #for line in l.letter_text.splitlines():
            #    if len(line.strip()) > 1:
            #        self.add_open(correspondence, parse_text.parse_salutation_line(line))
                #this section will parse for proper names in due course
                #commented out whilst code is being ported
                #letter_name = parse_text.parseProperNames(text)
               # print"names, ", letter_name
                
                #for name in letter_name:
                #    letter_rdf += "<letter:personReferred>%s</letter:personReferred>" %(name)
                                   
            letter_quotes = parse_text.parse_balanced_quotes(l.letter_text)
            for quote in letter_quotes:
                 if str(quote[0:1]).isupper and "!" not in quote:
                     if quote == "ALL THE YEAR ROUND" or quote=="HOUSEHOLD WORDS" or quote== "Household Words":
                         self.add_magazine(correspondence, parse_text.stripPunc(quote))
                     else:
                         self.add_text(correspondence, parse_text.stripPunc(quote))
                
        letter_rdf = self.g.serialize(format="pretty-xml", max_depth=3)
        return letter_rdf
    
    
    def create_rdf_end (self):
        ''' function to create an endpoint in rdf/xml '''
        correspondence = base_uri 
        
        letter = {}  
        letter = dbase.get_endpoint_rdf()
    
        letter_items = letter.items()
        letter_items.sort()
    
        works = set()
        works = dbase.get_books()
        
        for url, text in letter_items:

            try:
                correspondence = base_uri + "letters/resource/dickens/" + urllib.quote(str(text[1])) + '/' + str(url) + '/rdf'
                self.add_author(correspondence, "Charles Dickens")
                self.add_subject(correspondence, "letter")
                self.add_subject(correspondence, "Charles Dickens")
                self.add_subject(correspondence, parse_text.camel_case(str(text[1])))
                self.add_time(correspondence, str(text[3])+'T00:00:00')
                self.add_correspondent(correspondence, str(text[1]))
                self.add_salutation(correspondence, urllib.quote(str(text[1])), str(text[4]))
                place = str(text[5])
                #for line in str(text[2]).splitlines():
                #    self.add_open(correspondence, parse_text.parse_salutation_line(str(text[2])))
                letter = str(text[2])
            #unicode errors are text related
            except UnicodeError:
                pass
            if place is not None:
                self.add_place(correspondence, place)
            
            self.add_letter_text(correspondence, letter)
            
            #this section will parse for proper names in due course
#.........這裏部分代碼省略.........

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def update_rdf_for_conversion(prefix, vocab_properties, rdf_vocab_properties):

    #(id, base, prefix) = get_vocab_base(vocabfile)
    html_vocab_properties = {}
    html_vocab_properties['format'] = 'text/html'
    html_vocab_properties['name'] = "%s.html"%os.path.splitext(rdf_vocab_properties['name'])[0]
    html_vocab_properties['path'] = rdf_vocab_properties['path'].replace(rdf_vocab_properties['name'], html_vocab_properties['name'])
    html_vocab_properties['uri'] = rdf_vocab_properties['uri'].replace(rdf_vocab_properties['name'], html_vocab_properties['name'])

    newrdf_vocab_properties = {}
    newrdf_vocab_properties['format'] = 'application/rdf+xml'
    newrdf_vocab_properties['name'] = "%s_modified.rdf"%os.path.splitext(rdf_vocab_properties['name'])[0]
    newrdf_vocab_properties['path'] = rdf_vocab_properties['path'].replace(rdf_vocab_properties['name'], newrdf_vocab_properties['name'])
    newrdf_vocab_properties['uri'] = rdf_vocab_properties['uri'].replace(rdf_vocab_properties['name'], newrdf_vocab_properties['name'])

    graph = Graph()
    graph.parse(rdf_vocab_properties['path'])

    subject = None
    for s in graph.subjects(namespaces['rdf']['type'], URIRef(namespaces['owl']['Ontology'])):
        subject = s

    #graph2 = Graph()
    graph_ns = []
    for nsprefix, nsurl in graph.namespaces():
        graph_ns.append(str(nsurl))
    for prefix, url in namespaces.iteritems():
        if not str(url) in graph_ns:
            graph.bind(prefix, URIRef(url))

    
    #properties = get_vocab_properties(prefix)
    #subject = None
    #for s in graph.subjects(namespaces['dc']['title'], None):
    #    subject = s
    #if not subject:
    #    for s in graph.subjects(namespaces['dcterms']['title'], None):
    #        subject = s
    #if not subject:
    #    for s in graph.subjects(namespaces['dc']['creator'], None):
    #        subject = s
    #if not subject:
    #    for s in graph.subjects(namespaces['dcterms']['creator'], None):
    #        subject = s

    formatNode1 = BNode()
    formatNode2 = BNode()

    #Add vocabulary properties identifier and format
    graph.add((subject, namespaces['dc']['identifier'], URIRef(rdf_vocab_properties['uri'])))
    graph.add((subject, namespaces['dcterms']['isVersionOf'], URIRef(vocab_properties['preferredNamespaceUri'])))
    graph.add((subject, namespaces['dcterms']['hasFormat'], URIRef(rdf_vocab_properties['uri'])))
    graph.add((subject, namespaces['dcterms']['hasFormat'], URIRef(html_vocab_properties['uri'])))
    graph.add((subject, namespaces['vann']['preferredNamespaceUri'], URIRef(vocab_properties['preferredNamespaceUri'])))
    graph.add((subject, namespaces['vann']['preferredNamespacePrefix'], URIRef(vocab_properties['preferredNamespacePrefix'])))

    graph.add((URIRef(html_vocab_properties['uri']), namespaces['rdf']['type'], URIRef(namespaces['dctype']['Text'])))
    graph.add((URIRef(html_vocab_properties['uri']), namespaces['dc']['format'], formatNode1))
    graph.add((formatNode1, namespaces['rdf']['value'], Literal('text/html')))
    graph.add((formatNode1, namespaces['rdfs']['label'], Literal('HTML')))
    graph.add((formatNode1, namespaces['rdf']['type'], URIRef(namespaces['dcterms']['IMT'])))

    graph.add((URIRef(rdf_vocab_properties['uri']), namespaces['rdf']['type'], URIRef(namespaces['dctype']['Text'])))
    graph.add((URIRef(rdf_vocab_properties['uri']), namespaces['dc']['format'], formatNode2))
    graph.add((formatNode2, namespaces['rdf']['value'], Literal('application/rdf+xml')))
    graph.add((formatNode2, namespaces['rdfs']['label'], Literal('RDF')))
    graph.add((formatNode2, namespaces['rdf']['type'], URIRef(namespaces['dcterms']['IMT'])))

    #Add rdfs:isDefinedBy for each class / property / term of the vocabulary
    #Find if schema is rdfs / owl. This defines the possible types (rdf:type) for each class / property / term
    #testo = vocab_type_definitions_test['rdfs']
    #subjects = []
    #subs = graph.subjects(namespaces['rdf']['type'], URIRef(testo))
    #for s in subs:
    #    subjects.append(s)
    #if subjects:
    #    objects = vocab_type_definitions_rdfs
    #else:
    #    objects = vocab_type_definitions_owl

    #For all subjects that are of the type found above, add rdfs:isDefinedBy
    #for o in objects: 
    #    subs = graph.subjects(namespaces['rdf']['type'], o)
    #    for s in subs:
    #        graph.add((s, namespaces['rdfs']['isDefinedBy'], URIRef(vocab_properties['preferredNamespaceUri'])))

    list_of_terms = get_terms(rdf_vocab_properties['path'])
    for s in list_of_terms:
        graph.add((URIRef(s), namespaces['rdfs']['isDefinedBy'], URIRef(vocab_properties['preferredNamespaceUri'])))

    rdf_str = None
    rdf_str = graph.serialize(format="pretty-xml")
    #f = codecs.open(newrdf_vocab_properties['path'], 'w', 'utf-8')
    f = codecs.open(newrdf_vocab_properties['path'], 'w')
    f.write(rdf_str)
    f.close()
    return (newrdf_vocab_properties, html_vocab_properties)

# 需要導入模塊: from rdflib.Graph import ConjunctiveGraph [as 別名]
# 或者: from rdflib.Graph.ConjunctiveGraph import add [as 別名]
def localGraph():
    g = ConjunctiveGraph()
    g.add((EXP['dp'], EXP['firstName'], Literal('Drew')))
    g.add((EXP['labeled'], RDFS.label, Literal('Labeled')))
    return g