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blazar-dashboard/blazar_dashboard/content/leases/views.py

126 lines
4.1 KiB

# Copyright 2014 Intel Corporation
# 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.http import JsonResponse
from django.urls import reverse
from django.urls import reverse_lazy
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon import tabs
from horizon.utils import memoized
from horizon import views
from blazar_dashboard import api
from blazar_dashboard import conf
from blazar_dashboard.content.leases import forms as project_forms
from blazar_dashboard.content.leases import tables as project_tables
from blazar_dashboard.content.leases import tabs as project_tabs
class IndexView(tables.DataTableView):
table_class = project_tables.LeasesTable
template_name = 'project/leases/index.html'
def get_data(self):
try:
leases = api.client.lease_list(self.request)
except Exception:
leases = []
msg = _('Unable to retrieve lease information.')
exceptions.handle(self.request, msg)
return leases
class CalendarView(views.APIView):
template_name = 'project/leases/calendar.html'
titles = {
"host": _("Host Calendar"),
}
def get_data(self, request, context, *args, **kwargs):
if context["resource_type"] not in self.titles:
raise exceptions.NotFound
context["calendar_title"] = self.titles[context["resource_type"]]
return context
def calendar_data_view(request, resource_type):
api_mapping = {
"host": api.client.reservation_calendar,
}
attribute_mapping = {
"host": conf.host_reservation.get('calendar_attribute'),
}
data = {}
if resource_type not in api_mapping:
raise exceptions.NotFound
resources, reservations = api_mapping[resource_type](request)
data['resources'] = resources
data['reservations'] = reservations
# Which attribute to use to determine calendar rows
data['row_attr'] = attribute_mapping[resource_type]
return JsonResponse(data)
class DetailView(tabs.TabView):
tab_group_class = project_tabs.LeaseDetailTabs
template_name = 'project/leases/detail.html'
class CreateView(forms.ModalFormView):
form_class = project_forms.CreateForm
template_name = 'project/leases/create.html'
success_url = reverse_lazy('horizon:project:leases:index')
modal_id = "create_lease_modal"
modal_header = _("Create Lease")
submit_label = _("Create Lease")
submit_url = reverse_lazy('horizon:project:leases:create')
class UpdateView(forms.ModalFormView):
form_class = project_forms.UpdateForm
template_name = 'project/leases/update.html'
success_url = reverse_lazy('horizon:project:leases:index')
modal_header = _("Update Lease")
def get_initial(self):
initial = super(UpdateView, self).get_initial()
initial['lease'] = self.get_object()
if initial['lease']:
initial['lease_id'] = initial['lease'].id
initial['name'] = initial['lease'].name
return initial
def get_context_data(self, **kwargs):
context = super(UpdateView, self).get_context_data(**kwargs)
context['lease'] = self.get_object()
return context
@memoized.memoized_method
def get_object(self):
lease_id = self.kwargs['lease_id']
try:
lease = api.client.lease_get(self.request, lease_id)
except Exception:
msg = _("Unable to retrieve lease.")
redirect = reverse('horizon:project:leases:index')
exceptions.handle(self.request, msg, redirect=redirect)
return lease