virtuoso_mapping.py 文件源码

def participants_private_as_graph(self, discussion_id):
        from assembl.models import Discussion, AgentProfile
        local_uri = self.local_uri()
        discussion = Discussion.get(discussion_id)
        d_storage_name = self.private_user_storage.name
        d_graph_iri = self.private_user_storage.sections[0].graph_iri
        cg = ConjunctiveGraph(identifier=d_graph_iri)
        v = get_virtuoso(self.session, d_storage_name)
        v_main = get_virtuoso(self.session, self.discussion_storage_name())
        participant_ids = discussion.get_participants(True)
        profiles={URIRef(AgentProfile.uri_generic(id, local_uri))
                  for id in participant_ids}
        self.add_subject_data(v, cg, profiles)
        accounts = [account for ((account, p, profile), g)
                    in v_main.triples((None, SIOC.account_of, None))
                    if profile in profiles]
        self.add_subject_data(v, cg, accounts)
        return cg