def __semantic_stream_citypulse(g, id):
es = __connect()
results = es.search(index=__INDEX, doc_type='stream', params={'q': '_id:' + lucene_escape(id)})
stream = results[__HITS][__HITS][0][__SOURCE]
stream_node = URIRef('_'.join(['stream', id, str(int(time()))]))
g.add((stream_node, RDF.type, SSN.FeatureOfInterest))
first_node = BNode()
g.add((first_node, RDF.type, CT.Node))
a,b = stream['location'].split(',')
g.add((first_node, CT.hasLatitude, Literal(Decimal(a))))
g.add((first_node, CT.hasLongtitude, Literal(Decimal(b))))
g.add((first_node, CT.hasNodeName, Literal(stream['name'])))
g.add((stream_node, CT.hasFirstNode, first_node))
return stream, stream_node
def __semantic_stream_citypulse(g, id):
es = __connect()
results = es.search(index=__INDEX, doc_type='stream', params={'q': '_id:' + lucene_escape(id)})
stream = results[__HITS][__HITS][0][__SOURCE]
stream_node = URIRef('_'.join(['stream', id, str(int(time()))]))
g.add((stream_node, RDF.type, SSN.FeatureOfInterest))
first_node = BNode()
g.add((first_node, RDF.type, CT.Node))
lon = stream['location']['lon']
lat = stream['location']['lat']
g.add((first_node, CT.hasLongtitude, Literal(Decimal(lon))))
g.add((first_node, CT.hasLatitude, Literal(Decimal(lat))))
g.add((first_node, CT.hasNodeName, Literal(stream['name'])))
g.add((stream_node, CT.hasFirstNode, first_node))
return stream, stream_node
def __fix_params(params, id):
import copy
if params is not None:
new_params = copy.deepcopy(params.copy())
else:
new_params = dict()
sort_by_timestamp = 'timestamp:asc'
if not new_params.has_key('sort'):
new_params['sort'] = sort_by_timestamp
elif new_params['sort'].find(sort_by_timestamp) == -1:
new_params['sort'] += ',' + sort_by_timestamp
stream_id_query = 'stream_id:' + lucene_escape(id)
if not new_params.has_key('q'):
new_params['q'] = stream_id_query
else:
new_params['q'] += ' AND ' + stream_id_query
return new_params
def __fix_params(params, id):
import copy
if params is not None:
new_params = copy.deepcopy(params.copy())
else:
new_params = dict()
sort_by_timestamp = 'timestamp:asc'
if not new_params.has_key('sort'):
new_params['sort'] = sort_by_timestamp
elif new_params['sort'].find(sort_by_timestamp) == -1:
new_params['sort'] += ',' + sort_by_timestamp
stream_id_query = 'stream_id:' + lucene_escape(id)
if not new_params.has_key('q'):
new_params['q'] = stream_id_query
else:
new_params['q'] += ' AND ' + stream_id_query
return new_params
