def entity():
global graph
uri = request.args.get('uri')
form = MainForm()
facetQuery = "SELECT ?p ?o WHERE { <" + uri + "> ?p ?o . }"
facetResults = graph.query(facetQuery)
if not facetResults:
facetQuery = "SELECT ?p ?o WHERE { <" + url_fix(uri) + "> ?p ?o . }"
facetResults = graph.query(facetQuery)
facetsentitylist = []
for fr in facetResults :
facetproperty = fr[0]
prefixed_facetproperty = u.get_prefixed(facetproperty)
facetobject = fr[1]
prefixed_facetobject = ""
if facetobject.startswith("http://"):
prefixed_facetobject = u.get_prefixed(facetobject)
subjects = graph.subjects(facetproperty, facetobject)
occurrences = sum(1 for _ in subjects)
# current_app.logger.debug(occurrences)
facetsentitylist.append({'facetproperty': facetproperty, 'prefixed_facetproperty': prefixed_facetproperty, 'facetobject': facetobject, 'prefixed_facetobject': prefixed_facetobject, 'occurrences': occurrences})
sortedlist = sorted(facetsentitylist, key=lambda k: k['occurrences'])
return render_template('base2.html', form=form, uri=uri, facetsentity=sortedlist)
def work():
global facetsdict
global resultsdict
global graph
form = MainForm()
dataset = form.endpoints.data
my_var = request.form.get("btn", "None")
my_var2 = request.form.get("btn2", "None")
if ((my_var == 'None') and (my_var2 == 'None')):
querydoc = ("app/queries/" + dataset + ".q")
with open ((querydoc), "r") as queryfile:
q = queryfile.read()
form.query.data = q
return render_template('base.html', form=form)
if (my_var != 'None'):
rankingfile = "app/rankings/ranking_" + dataset + ".txt"
resultsfile = "app/results/results_" + dataset + ".rdf"
if (True):
# if (form.datafromendpoint.data):
try:
sparql = SPARQLWrapper(app.config['ENDPOINTS'].get(dataset))
sparql.setReturnFormat(JSON)
sparql.setQuery(form.query.data)
sparql.setReturnFormat(XML)
resultfile = open(resultsfile, "wb")
r = sparql.query().convert()
r.serialize(destination=resultfile, format="xml")
resultfile.flush()
resultfile.close()
except (urllib2.HTTPError, QueryBadFormed, TypeError, AttributeError), err:
current_app.logger.debug(str(err))
error = str(err)
return render_template('base.html', results=[], url="", form=form, error=error, facets=[])
try:
global graph
graph = rdflib.Graph()
graph.parse(resultsfile)
resultsdict = u.compute_rankings(graph, rankingfile)
url = ""
current_app.logger.debug(url)
try:
with open("app/static/similarities_" + dataset + ".json"):
url = url_for('.static', filename='similarities_' + dataset + '.json')
except IOError:
url = ""
current_app.logger.debug(url)
with open ("app/queries/facets.q", "r") as myresultfile:
localQuery = myresultfile.read()
entityresults = graph.query(localQuery)
facetsdict = []
for row in entityresults:
facet = row[0]
count = int(row[1])
label = u.get_prefixed(facet)
facetsdict.append({'facet': facet, 'label': label, 'count': count})
except (TypeError, xml.sax.SAXParseException), err:
current_app.logger.debug(str(err))
error = str(err)
return render_template('base.html', results=resultsdict, url=url, form=form, error=error, facets=facetsdict)
