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
