"""passbook administration overview""" from typing import Union from django.core.cache import cache from django.shortcuts import redirect, reverse from django.views.generic import TemplateView from packaging.version import LegacyVersion, Version, parse from passbook import __version__ from passbook.admin.mixins import AdminRequiredMixin from passbook.admin.tasks import VERSION_CACHE_KEY, update_latest_version from passbook.core.models import Application, Provider, Source, User from passbook.flows.models import Flow, Stage from passbook.policies.models import Policy from passbook.root.celery import CELERY_APP from passbook.stages.invitation.models import Invitation class AdministrationOverviewView(AdminRequiredMixin, TemplateView): """Overview View""" template_name = "administration/overview.html" def post(self, *args, **kwargs): """Handle post (clear cache from modal)""" if "clear" in self.request.POST: cache.clear() return redirect(reverse("passbook_flows:default-authentication")) return self.get(*args, **kwargs) def get_latest_version(self) -> Union[LegacyVersion, Version]: """Get latest version from cache""" version_in_cache = cache.get(VERSION_CACHE_KEY) if not version_in_cache: update_latest_version.delay() return parse(__version__) return parse(version_in_cache) def get_context_data(self, **kwargs): kwargs["application_count"] = len(Application.objects.all()) kwargs["policy_count"] = len(Policy.objects.all()) kwargs["user_count"] = len(User.objects.all()) - 1 # Remove anonymous user kwargs["provider_count"] = len(Provider.objects.all()) kwargs["source_count"] = len(Source.objects.all()) kwargs["stage_count"] = len(Stage.objects.all()) kwargs["flow_count"] = len(Flow.objects.all()) kwargs["invitation_count"] = len(Invitation.objects.all()) kwargs["version"] = parse(__version__) kwargs["version_latest"] = self.get_latest_version() kwargs["worker_count"] = len(CELERY_APP.control.ping(timeout=0.5)) kwargs["providers_without_application"] = Provider.objects.filter( application=None ) kwargs["policies_without_binding"] = len( Policy.objects.filter(bindings__isnull=True, promptstage__isnull=True) ) kwargs["cached_policies"] = len(cache.keys("policy_*")) kwargs["cached_flows"] = len(cache.keys("flow_*")) return super().get_context_data(**kwargs)