def instance_view_jsonld(request):
from assembl.semantic.virtuoso_mapping import AssemblQuadStorageManager
from rdflib import URIRef, ConjunctiveGraph
ctx = request.context
user_id = authenticated_userid(request) or Everyone
permissions = get_permissions(
user_id, ctx.get_discussion_id())
instance = ctx._instance
if not instance.user_can(user_id, CrudPermissions.READ, permissions):
return HTTPUnauthorized()
discussion = ctx.get_instance_of_class(Discussion)
if not discussion:
raise HTTPNotFound()
aqsm = AssemblQuadStorageManager()
uri = URIRef(aqsm.local_uri() + instance.uri()[6:])
d_storage_name = aqsm.discussion_storage_name(discussion.id)
v = get_virtuoso(instance.db, d_storage_name)
cg = ConjunctiveGraph(v, d_storage_name)
result = cg.triples((uri, None, None))
#result = v.query('select ?p ?o ?g where {graph ?g {<%s> ?p ?o}}' % uri)
# Something is wrong here.
triples = '\n'.join([
'%s %s %s.' % (uri.n3(), p.n3(), o.n3())
for (s, p, o) in result
if '_with_no_name_entry' not in o])
return aqsm.quads_to_jsonld(triples)
def instance_view_jsonld(request):
from assembl.semantic.virtuoso_mapping import AssemblQuadStorageManager
from rdflib import URIRef, ConjunctiveGraph
ctx = request.context
user_id = authenticated_userid(request) or Everyone
permissions = get_permissions(user_id, ctx.get_discussion_id())
instance = ctx._instance
if not instance.user_can(user_id, CrudPermissions.READ, permissions):
return HTTPUnauthorized()
discussion = ctx.get_instance_of_class(Discussion)
if not discussion:
raise HTTPNotFound()
aqsm = AssemblQuadStorageManager()
uri = URIRef(aqsm.local_uri() + instance.uri()[6:])
d_storage_name = aqsm.discussion_storage_name(discussion.id)
v = get_virtuoso(instance.db, d_storage_name)
cg = ConjunctiveGraph(v, d_storage_name)
result = cg.triples((uri, None, None))
#result = v.query('select ?p ?o ?g where {graph ?g {<%s> ?p ?o}}' % uri)
# Something is wrong here.
triples = '\n'.join([
'%s %s %s.' % (uri.n3(), p.n3(), o.n3()) for (s, p, o) in result
if '_with_no_name_entry' not in o
])
return aqsm.quads_to_jsonld(triples)