def get_thing(id):
try:
th_node = get_th_node(id)
g = R.pull(th_node, cache=True, infer=False, expire=300)
for prefix, ns in R.fountain.prefixes.items():
g.bind(prefix, ns)
if not list(g.objects(th_node, CORE.describedBy)):
td_node = get_td_node(id)
g.add((th_node, CORE.describedBy, td_node))
th_types = list(g.objects(URIRef(th_node), RDF.type))
th_type = th_types.pop() if th_types else None
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=th_type)
own_base = unicode(request.url_root)
ttl = ttl.decode('utf-8').replace(REPOSITORY_BASE + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = 'text/turtle'
return response
except IndexError:
pass
response = make_response()
response.status_code = 404
return response
def show_ted(ted, format):
g = ted.to_graph()
ttl = serialize_graph(g,
format,
frame=CORE.ThingEcosystemDescription,
skolem=False)
click.echo(ttl)
def _get_ted():
fountain = gw.repository.fountain
try:
local_node = URIRef(url_for('_get_ted', _external=True))
ted = gw.get_ted(ted_uri=local_node, fountain=fountain, lazy=True)
g = ted.to_graph(node=local_node, fetch=False, abstract=True)
format = TURTLE if request_wants_turtle() else JSONLD
ted_str = serialize_graph(g, format, frame=CORE.ThingEcosystemDescription)
own_base = unicode(request.url_root)
ted_str = ted_str.decode('utf-8')
ted_str = ted_str.replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ted_str)
response.headers['Content-Type'] = format
return response
except (EnvironmentError, IndexError, AttributeError):
traceback.print_exc()
pass
response = make_response()
response.status_code = 404
return response
def _get_enrichments():
all_enrichments = gw.enrichments
g = prefixed_graph(gw)
for e in all_enrichments:
e.to_graph(graph=g)
own_base = unicode(request.url_root)
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=MAP.Enrichment)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
def _get_resources():
all_resources = gw.resources
g = Graph()
for r in all_resources:
g.__iadd__(r.to_graph(graph=prefixed_graph(gw)))
own_base = unicode(request.url_root)
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
def _get_descriptions():
all_descriptions = gw.descriptions
g = prefixed_graph(gw)
for td in all_descriptions:
g.add((td.node, RDF.type, CORE.ThingDescription))
g.add((td.node, CORE.describes, td.resource.node))
own_base = unicode(request.url_root)
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=CORE.ThingDescription)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
def _get_enrichment(id):
try:
g = gw.get_enrichment(id).to_graph(graph=prefixed_graph(gw))
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=MAP.Enrichment)
own_base = unicode(request.url_root)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
except (IndexError, AttributeError):
traceback.print_exc()
pass
response = make_response()
response.status_code = 404
return response
def _get_td(id):
try:
td = gw.get_description(id, fetch=False)
g = td.to_graph(graph=prefixed_graph(gw))
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=CORE.ThingDescription)
own_base = unicode(request.url_root)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
except (IndexError, AttributeError):
pass
response = make_response()
response.status_code = 404
return response
def get_ted():
try:
local_node = URIRef(url_for('get_ted', _external=True))
fountain = R.fountain
known_types = fountain.types
ns = R.ns()
ted = TED()
g = ted.to_graph(node=local_node, abstract=True)
for root_uri, td_uri in VTED.roots:
root_uri = URIRef(root_uri)
types = get_th_types(root_uri, infer=True)
valid_types = filter(lambda t: t.n3(ns) in known_types, types)
if valid_types:
r = Resource(root_uri, types=valid_types)
if td_uri is None:
g.__iadd__(r.to_graph(abstract=True))
g.add((ted.ecosystem.node, CORE.hasComponent, root_uri))
format = TURTLE if request_wants_turtle() else JSONLD
# g = ted.to_graph(node=local_node, abstract=True)
for prefix, ns in fountain.prefixes.items():
g.bind(prefix, ns)
ted_str = serialize_graph(g,
format,
frame=CORE.ThingEcosystemDescription)
own_base = unicode(request.url_root)
ted_str = ted_str.decode('utf-8')
ted_str = ted_str.replace(REPOSITORY_BASE + u'/', own_base)
response = make_response(ted_str)
response.headers['Content-Type'] = format
return response
except (EnvironmentError, IndexError):
pass
response = make_response()
response.status_code = 404
return response
def get_td(id):
try:
td_node = get_td_node(id)
g = R.pull(td_node, cache=True, infer=False, expire=300)
for ns, uri in R.fountain.prefixes.items():
g.bind(ns, uri)
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=CORE.ThingDescription)
own_base = unicode(request.url_root)
ttl = ttl.decode('utf-8').replace(REPOSITORY_BASE + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = 'text/turtle'
return response
except IndexError:
pass
response = make_response()
response.status_code = 404
return response
def _get_resource(uri):
try:
g = gw.get_resource(uri).to_graph(graph=prefixed_graph(gw))
r_types = list(g.objects(URIRef(uri), RDF.type))
r_type = r_types.pop() if r_types else None
format = TURTLE if request_wants_turtle() else JSONLD
ttl = serialize_graph(g, format, frame=r_type)
own_base = unicode(request.url_root)
ttl = ttl.decode('utf-8').replace(gw.repository.base.rstrip('/') + u'/', own_base)
response = make_response(ttl)
response.headers['Content-Type'] = format
return response
except (IndexError, AttributeError):
traceback.print_exc()
pass
response = make_response()
response.status_code = 404
return response
def show_thing(g, format):
th_node = g.identifier
th_types = list(g.objects(URIRef(th_node), RDF.type))
th_type = th_types.pop() if th_types else None
ttl = serialize_graph(g, format, frame=th_type, skolem=False)
click.echo(ttl)
def show_td(td, format):
g = td.to_graph()
ttl = serialize_graph(g, format, frame=CORE.ThingDescription, skolem=False)
click.echo(ttl)
