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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# 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 json
import logging
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon import tabs
from django.core.urlresolvers import reverse
from django.core.urlresolvers import reverse_lazy
from django.http import HttpResponse
from django.utils.translation import ugettext_lazy as _
from django.views import generic
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.stacks.api import d3_data
from openstack_dashboard.dashboards.project.stacks.forms import StackCreateForm
from openstack_dashboard.dashboards.project.stacks.forms import TemplateForm
from openstack_dashboard.dashboards.project.stacks.tables import StacksTable
from openstack_dashboard.dashboards.project.stacks.tabs \
import ResourceDetailTabs
from openstack_dashboard.dashboards.project.stacks.tabs import StackDetailTabs
LOG = logging.getLogger(__name__)
class IndexView(tables.DataTableView):
table_class = StacksTable
template_name = 'project/stacks/index.html'
def get_data(self):
request = self.request
try:
stacks = api.heat.stacks_list(self.request)
except Exception:
exceptions.handle(request, _('Unable to retrieve stack list.'))
stacks = []
return stacks
class SelectTemplateView(forms.ModalFormView):
form_class = TemplateForm
template_name = 'project/stacks/select_template.html'
success_url = reverse_lazy('horizon:project:stacks:launch')
def get_form_kwargs(self):
kwargs = super(SelectTemplateView, self).get_form_kwargs()
kwargs['next_view'] = CreateStackView
return kwargs
class CreateStackView(forms.ModalFormView):
form_class = StackCreateForm
template_name = 'project/stacks/create.html'
success_url = reverse_lazy('horizon:project:stacks:index')
def get_initial(self):
initial = {}
if 'template_data' in self.kwargs:
initial['template_data'] = self.kwargs['template_data']
if 'template_url' in self.kwargs:
initial['template_url'] = self.kwargs['template_url']
if 'parameters' in self.kwargs:
initial['parameters'] = json.dumps(self.kwargs['parameters'])
return initial
def get_form_kwargs(self):
kwargs = super(CreateStackView, self).get_form_kwargs()
if 'parameters' in self.kwargs:
kwargs['parameters'] = self.kwargs['parameters']
else:
data = json.loads(self.request.POST['parameters'])
kwargs['parameters'] = data
return kwargs
class DetailView(tabs.TabView):
tab_group_class = StackDetailTabs
template_name = 'project/stacks/detail.html'
def get_context_data(self, **kwargs):
context = super(DetailView, self).get_context_data(**kwargs)
context["stack"] = self.get_data(self.request)
return context
def get_data(self, request, **kwargs):
if not hasattr(self, "_stack"):
stack_id = kwargs['stack_id']
try:
stack = api.heat.stack_get(request, stack_id)
self._stack = stack
request.session['stack_id'] = stack.id
request.session['stack_name'] = stack.stack_name
except Exception:
msg = _("Unable to retrieve stack.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(request, msg, redirect=redirect)
return self._stack
def get_tabs(self, request, **kwargs):
stack = self.get_data(request, **kwargs)
return self.tab_group_class(request, stack=stack, **kwargs)
class ResourceView(tabs.TabView):
tab_group_class = ResourceDetailTabs
template_name = 'project/stacks/resource.html'
def get_context_data(self, **kwargs):
context = super(ResourceView, self).get_context_data(**kwargs)
context["resource"] = self.get_data(self.request, **kwargs)
context["metadata"] = self.get_metadata(self.request, **kwargs)
return context
def get_data(self, request, **kwargs):
if not hasattr(self, "_resource"):
try:
resource = api.heat.resource_get(
request,
kwargs['stack_id'],
kwargs['resource_name'])
self._resource = resource
except Exception:
msg = _("Unable to retrieve resource.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(request, msg, redirect=redirect)
return self._resource
def get_metadata(self, request, **kwargs):
if not hasattr(self, "_metadata"):
try:
metadata = api.heat.resource_metadata_get(
request,
kwargs['stack_id'],
kwargs['resource_name'])
self._metadata = json.dumps(metadata, indent=2)
except Exception:
msg = _("Unable to retrieve metadata.")
redirect = reverse('horizon:project:stacks:index')
exceptions.handle(request, msg, redirect=redirect)
return self._metadata
def get_tabs(self, request, **kwargs):
resource = self.get_data(request, **kwargs)
metadata = self.get_metadata(request, **kwargs)
return self.tab_group_class(
request, resource=resource, metadata=metadata, **kwargs)
class JSONView(generic.View):
def get(self, request, stack_id=''):
return HttpResponse(d3_data(request, stack_id=stack_id),
content_type="application/json")
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