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authentik/passbook/admin/views/policy.py

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"""passbook Policy administration"""
from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib.auth.mixins import \
PermissionRequiredMixin as DjangoPermissionRequiredMixin
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from django.contrib.messages.views import SuccessMessageMixin
from django.http import Http404
from django.urls import reverse_lazy
from django.utils.translation import ugettext as _
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from django.views.generic import DeleteView, FormView, ListView, UpdateView
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from django.views.generic.detail import DetailView
from guardian.mixins import PermissionListMixin, PermissionRequiredMixin
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from passbook.admin.forms.policies import PolicyTestForm
from passbook.core.models import Policy
from passbook.lib.utils.reflection import path_to_class
from passbook.lib.views import CreateAssignPermView
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from passbook.policies.engine import PolicyEngine
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class PolicyListView(LoginRequiredMixin, PermissionListMixin, ListView):
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"""Show list of all policies"""
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model = Policy
permission_required = 'passbook_core.view_policy'
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template_name = 'administration/policy/list.html'
def get_context_data(self, **kwargs):
kwargs['types'] = {
x.__name__: x._meta.verbose_name for x in Policy.__subclasses__()}
return super().get_context_data(**kwargs)
def get_queryset(self):
return super().get_queryset().order_by('order').select_subclasses()
class PolicyCreateView(SuccessMessageMixin, LoginRequiredMixin,
DjangoPermissionRequiredMixin, CreateAssignPermView):
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"""Create new Policy"""
model = Policy
permission_required = 'passbook_core.add_policy'
permissions = [
'passbook_core.view_policy',
'passbook_core.change_policy',
'passbook_core.delete_policy',
]
template_name = 'generic/create.html'
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success_url = reverse_lazy('passbook_admin:policies')
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success_message = _('Successfully created Policy')
def get_form_class(self):
policy_type = self.request.GET.get('type')
model = next(x for x in Policy.__subclasses__()
if x.__name__ == policy_type)
if not model:
raise Http404
return path_to_class(model.form)
class PolicyUpdateView(SuccessMessageMixin, LoginRequiredMixin,
PermissionRequiredMixin, UpdateView):
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"""Update policy"""
model = Policy
permission_required = 'passbook_core.change_policy'
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template_name = 'generic/update.html'
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success_url = reverse_lazy('passbook_admin:policies')
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success_message = _('Successfully updated Policy')
def get_form_class(self):
form_class_path = self.get_object().form
form_class = path_to_class(form_class_path)
return form_class
def get_object(self, queryset=None):
return Policy.objects.filter(pk=self.kwargs.get('pk')).select_subclasses().first()
class PolicyDeleteView(SuccessMessageMixin, LoginRequiredMixin,
PermissionRequiredMixin, DeleteView):
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"""Delete policy"""
model = Policy
permission_required = 'passbook_core.delete_policy'
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template_name = 'generic/delete.html'
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success_url = reverse_lazy('passbook_admin:policies')
success_message = _('Successfully deleted Policy')
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def get_object(self, queryset=None):
return Policy.objects.filter(pk=self.kwargs.get('pk')).select_subclasses().first()
def delete(self, request, *args, **kwargs):
messages.success(self.request, self.success_message)
return super().delete(request, *args, **kwargs)
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class PolicyTestView(LoginRequiredMixin, DetailView, PermissionRequiredMixin, FormView):
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"""View to test policy(s)"""
model = Policy
form_class = PolicyTestForm
permission_required = 'passbook_core.view_policy'
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template_name = 'administration/policy/test.html'
object = None
def get_object(self, queryset=None):
return Policy.objects.filter(pk=self.kwargs.get('pk')).select_subclasses().first()
def get_context_data(self, **kwargs):
kwargs['policy'] = self.get_object()
return super().get_context_data(**kwargs)
def post(self, *args, **kwargs):
self.object = self.get_object()
return super().post(*args, **kwargs)
def form_valid(self, form):
policy = self.get_object()
user = form.cleaned_data.get('user')
policy_engine = PolicyEngine([policy], user, self.request)
policy_engine.use_cache = False
policy_engine.build()
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result = policy_engine.passing
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if result:
messages.success(self.request, _('User successfully passed policy.'))
else:
messages.error(self.request, _("User didn't pass policy."))
return self.render_to_response(self.get_context_data(form=form, result=result))