def connect_to(self, location, uri=None):
uri = uri or location
storeIO = TripleStoreIO()
storeIO.load(location, uri, 0)
self.neighbours.add_store(storeIO)
self.remove(resource(location), TYPE, NEIGHBOUR)
self.add(resource(location), TYPE, NEIGHBOUR)
self.remove(resource(location), CONNECTED, None)
self.add(resource(location), CONNECTED, YES)
def __init__(self):
TripleStoreIO.__init__(self)
self.dirtyBit = DirtyBit()
def load(self, location, uri=None, create=0):
TripleStoreIO.load(self, location, uri, create)
print "Done loading '%s'" % location
self.dirtyBit.clear() # we just loaded... therefore we are clean
self._start_thread()
def add(self, subject, predicate, object):
self.dirtyBit.set()
TripleStoreIO.add(self, subject, predicate, object)
def remove(self, subject=None, predicate=None, object=None):
self.dirtyBit.set()
TripleStoreIO.remove(self, subject, predicate, object)
def visit(self, callback, triple):
for store in self.stores:
stop = store.visit(callback, triple)
if stop:
return stop
# TODO this belongs elsewhere (make generic first)
def to_relative_URL(path):
import sys
from os.path import join, dirname
from urllib import pathname2url
libDir = dirname(sys.modules["redfoot.rednode"].__file__)
return pathname2url(join(libDir, path))
schema = TripleStoreIO()
schema.load(to_relative_URL("rdf_files/rdfSchema.rdf"), "http://www.w3.org/2000/01/rdf-schema")
syntax = TripleStoreIO()
syntax.load(to_relative_URL("rdf_files/rdfSyntax.rdf"), "http://www.w3.org/1999/02/22-rdf-syntax-ns")
builtin = TripleStoreIO()
builtin.load(to_relative_URL("rdf_files/builtin.rdf"), "http://redfoot.sourceforge.net/2000/10/06/builtin")
class RedNode(SchemaQuery):
def __init__(self, uri, autosave=1):
self.uri = uri
if autosave:
self.local = AutoSaveLocal() # local only
else: