Source code for horizon.views.base
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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.
from django import shortcuts
from django.views import generic
from django.views.decorators import vary
from openstack_auth.views import Login
import horizon
from horizon import exceptions
[docs]def user_home(request):
""" Reversible named view to direct a user to the appropriate homepage. """
return shortcuts.redirect(horizon.get_user_home(request.user))
[docs]def get_user_home(user):
if user.is_superuser:
return horizon.get_dashboard('syspanel').get_absolute_url()
return horizon.get_dashboard('nova').get_absolute_url()
@vary.vary_on_cookie
[docs]def splash(request):
if request.user.is_authenticated():
return shortcuts.redirect(get_user_home(request.user))
form = Login(request)
request.session.clear()
request.session.set_test_cookie()
return shortcuts.render(request, 'splash.html', {'form': form})
[docs]class APIView(generic.TemplateView):
""" A quick class-based view for putting API data into a template.
Subclasses must define one method, ``get_data``, and a template name
via the ``template_name`` attribute on the class.
Errors within the ``get_data`` function are automatically caught by
the :func:`horizon.exceptions.handle` error handler if not otherwise
caught.
"""
[docs] def get_data(self, request, context, *args, **kwargs):
"""
This method should handle any necessary API calls, update the
context object, and return the context object at the end.
"""
raise NotImplementedError("You must define a get_data method "
"on %s" % self.__class__.__name__)
[docs] def get(self, request, *args, **kwargs):
context = self.get_context_data(**kwargs)
try:
context = self.get_data(request, context, *args, **kwargs)
except:
exceptions.handle(request)
return self.render_to_response(context)