/
forms.py
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/
forms.py
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# 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.
import logging
from django import shortcuts
from django.contrib import messages
from django.utils.translation import ugettext as _
from horizon import api
from horizon import forms
LOG = logging.getLogger(__name__)
class DownloadOpenRCForm(forms.SelfHandlingForm):
tenant = forms.ChoiceField(label=_("Select a Project"))
# forms.SelfHandlingForm doesn't pass request object as the first argument
# to the class __init__ method, which causes form to explode.
@classmethod
def _instantiate(cls, request, *args, **kwargs):
return cls(request, *args, **kwargs)
def __init__(self, request, *args, **kwargs):
super(DownloadOpenRCForm, self).__init__(*args, **kwargs)
# Populate tenant choices
tenant_choices = []
for tenant in api.tenant_list(request):
if tenant.enabled:
tenant_choices.append((tenant.id, tenant.name))
self.fields['tenant'].choices = tenant_choices
def handle(self, request, data):
try:
keystone_url = api.url_for(request,
'identity',
endpoint_type='publicURL')
context = {'user': request.user,
'auth_url': keystone_url,
'tenant_id': data['tenant']}
response = shortcuts.render(request,
'settings/project/openrc.sh.template',
context,
content_type="text/plain")
response['Content-Disposition'] = 'attachment; filename=openrc.sh'
response['Content-Length'] = str(len(response.content))
return response
except Exception, e:
LOG.exception("Exception in DownloadOpenRCForm.")
messages.error(request, _('Error Downloading RC File: %s') % e)
return shortcuts.redirect(request.build_absolute_uri())