def get(self, request):
query = request.REQUEST.get('query')
form = SparqlQueryForm(request.REQUEST if query else None,
formats=self.get_format_choices())
context = self.context
context.update({
'namespaces': sorted(NS.items()),
'form': form,
'store': self.store
})
if form.is_valid():
try:
results = self.perform_query(
request, query, form.cleaned_data['common_prefixes'])
except QueryError, e:
context['error'] = e.message
context['status_code'] = e.status_code
else:
context['additional_headers'][
'X-Humfrey-SPARQL-Duration'] = results.duration
context['queries'] = [results.query]
context['duration'] = results.duration
context['results'] = results
if results.format_type == 'sparql-results':
return self._sparql_results_view(request, context)
elif results.format_type == 'graph':
return self._graph_view(request, context)
raise AssertionError("Unexpected format type: {0}".format(
results.format_type))
def get(self, request):
query = request.REQUEST.get('query')
form = SparqlQueryForm(request.REQUEST if query else None,
formats=self.get_format_choices())
context = self.context
context.update({
'namespaces': sorted(NS.items()),
'form': form,
'store': self.store
})
if form.is_valid():
try:
results = self.perform_query(request, query, form.cleaned_data['common_prefixes'])
except QueryError, e:
context['error'] = e.message
context['status_code'] = e.status_code
else:
context['additional_headers']['X-Humfrey-SPARQL-Duration'] = results.duration
context['queries'] = [results.query]
context['duration'] = results.duration
context['results'] = results
if results.format_type == 'sparql-results':
return self._sparql_results_view(request, context)
elif results.format_type == 'graph':
return self._graph_view(request, context)
raise AssertionError("Unexpected format type: {0}".format(results.format_type))
def get(self, request):
privileges = self.get_user_privileges(request)
query = request.REQUEST.get('query')
form = SparqlQueryForm(request.REQUEST if query else None,
formats=self.get_format_choices())
context = {
'namespaces': sorted(NS.items()),
'form': form,
'store': self.store,
}
if privileges['throttle']:
additional_headers = context['additional_headers'] = {
'X-Humfrey-SPARQL-Throttle-Threshold': privileges['throttle_threshold'],
'X-Humfrey-SPARQL-Deny-Threshold': privileges['deny_threshold'],
'X-Humfrey-SPARQL-Intensity-Decay': privileges['intensity_decay'],
}
if form.is_valid():
try:
results, intensity = self.perform_query(request, query, form.cleaned_data['common_prefixes'], privileges)
if intensity is not None:
additional_headers['X-Humfrey-SPARQL-Intensity'] = intensity
except urllib2.HTTPError, e:
context['error'] = e.read() #parse(e).find('.//pre').text
context['status_code'] = e.code
except self.ConcurrentQueryException, e:
context['error'] = "You cannot perform more than one query at a time.\nPlease wait for your previous query to complete or time out first."
context['status_code'] = 403
