Source code for openstack_dashboard.context_processors

# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 Nebula, Inc.
#
#    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.
"""
Context processors used by Horizon.
"""

from django.conf import settings


[docs]def openstack(request): """Context processor necessary for OpenStack Dashboard functionality. The following variables are added to the request context: ``authorized_tenants`` A list of tenant objects which the current user has access to. ``regions`` A dictionary containing information about region support, the current region, and available regions. """ context = {} # Auth/Keystone context context.setdefault('authorized_tenants', []) if request.user.is_authenticated(): context['authorized_tenants'] = request.user.authorized_tenants # Region context/support available_regions = getattr(settings, 'AVAILABLE_REGIONS', []) regions = {'support': len(available_regions) > 1, 'current': {'endpoint': request.session.get('region_endpoint'), 'name': request.session.get('region_name')}, 'available': [{'endpoint': region[0], 'name':region[1]} for region in available_regions]} context['regions'] = regions return context