odsreg/cfp/middleware.py

36 lines
1.2 KiB
Python

# Copyright 2013 Thierry Carrez <thierry@openstack.org>
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from django.shortcuts import render
from odsreg.cfp.models import Event
class EventMiddleware():
def process_request(self, request):
# Check that we have an event available, return canned page if we don't
events = Event.objects.filter(status__in=['A', 'C'])
if events.count() != 1:
return render(request, "noevent.html")
else:
self.event = events[0]
return None
def process_template_response(self, request, response):
# Add event to the response context
response.context_data['event'] = self.event
return response