def run(self):
# Collect all dependent tables
options = self.table.options
model = get_schema_map()[options.schema]
df = model.objects.get_dataframe()
if df.empty:
return QueryError(
'No metrics defined for schema "%s". Add new metrics '
'using the <a href="%s">admin interface</a>.'
% (options.schema,
reverse('admin:metrics_plugin_%s_changelist'
% model.__name__.lower()))
)
# Add some default columns as needed
# new ones are created as normal columns vs ephemeral - the table
# schema will not be dynamic, any changes will be done via code
# changes and/or a report reload.
# We check to see if some have already been defined to allow for
# customization of the actual labels or column display
keys = list(df.keys())
for k in keys:
try:
Column.objects.get(table=self.job.table, name=k)
except ObjectDoesNotExist:
Column.create(self.job.table, k, k.title(), datatype='string')
logger.debug("%s: completed successfully" % self)
return QueryComplete(df)
def get(self, request, schema, metric_name):
try:
model = get_schema_map()[schema]
serializer_cls = find_serializer(model, method='GET')
except Exception as e:
logger.error(e)
raise Http404
metric = get_object_or_404(model, name=metric_name)
serializer = serializer_cls(instance=metric)
data = serializer.data
return Response(data)
def get(self, request, schema, metric_name):
try:
model = get_schema_map()[schema]
serializer_cls = find_serializer(model, method='GET')
except Exception as e:
logger.error(e)
raise Http404
metric = get_object_or_404(model, name=metric_name)
serializer = serializer_cls(instance=metric)
data = serializer.data
return Response(data)
def post(self, request, schema):
logger.debug('Received metric POST for schema %s' % schema)
try:
model = get_schema_map()[schema]
get_kwargs = self.get_kwargs(model, request)
serializer_cls = find_serializer(model, method='POST')
except Exception as e:
logger.error(e)
raise Http404
metric = get_object_or_404(model, **get_kwargs)
serialized = serializer_cls(instance=metric, data=request.DATA,
context=request.DATA)
if serialized.is_valid():
serialized.save()
return HttpResponse(status=200)
else:
logger.error('serialize error: %s' % serialized.errors)
return HttpResponse(status=400)
def post(self, request, schema):
logger.debug('Received metric POST for schema %s' % schema)
try:
model = get_schema_map()[schema]
get_kwargs = self.get_kwargs(model, request)
serializer_cls = find_serializer(model, method='POST')
except Exception as e:
logger.error(e)
raise Http404
metric = get_object_or_404(model, **get_kwargs)
serialized = serializer_cls(instance=metric,
data=request.DATA,
context=request.DATA)
if serialized.is_valid():
serialized.save()
return HttpResponse(status=200)
else:
logger.error('serialize error: %s' % serialized.errors)
return HttpResponse(status=400)
