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authentik/passbook/admin/views/policies.py

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"""passbook Policy administration"""
from typing import Any, Dict
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from django.contrib import messages
from django.contrib.auth.mixins import LoginRequiredMixin
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from django.contrib.auth.mixins import (
PermissionRequiredMixin as DjangoPermissionRequiredMixin,
)
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from django.contrib.messages.views import SuccessMessageMixin
from django.db.models import QuerySet
from django.forms import Form
from django.http import Http404, HttpRequest, HttpResponse
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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
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from passbook.lib.utils.reflection import all_subclasses, path_to_class
from passbook.lib.views import CreateAssignPermView
from passbook.policies.models import Policy, PolicyBinding
from passbook.policies.process import PolicyProcess, PolicyRequest
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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_policies.view_policy"
paginate_by = 10
ordering = "name"
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template_name = "administration/policy/list.html"
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def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
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kwargs["types"] = {x.__name__: x for x in all_subclasses(Policy)}
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return super().get_context_data(**kwargs)
def get_queryset(self) -> QuerySet:
return super().get_queryset().select_subclasses()
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class PolicyCreateView(
SuccessMessageMixin,
LoginRequiredMixin,
DjangoPermissionRequiredMixin,
CreateAssignPermView,
):
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"""Create new Policy"""
model = Policy
permission_required = "passbook_policies.add_policy"
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template_name = "generic/create.html"
success_url = reverse_lazy("passbook_admin:policies")
success_message = _("Successfully created Policy")
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def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
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kwargs = super().get_context_data(**kwargs)
form_cls = self.get_form_class()
if hasattr(form_cls, "template_name"):
kwargs["base_template"] = form_cls.template_name
return kwargs
def get_form_class(self) -> Form:
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policy_type = self.request.GET.get("type")
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try:
model = next(x for x in all_subclasses(Policy) if x.__name__ == policy_type)
except StopIteration as exc:
raise Http404 from exc
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return path_to_class(model.form)
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class PolicyUpdateView(
SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, UpdateView
):
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"""Update policy"""
model = Policy
permission_required = "passbook_policies.change_policy"
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template_name = "generic/update.html"
success_url = reverse_lazy("passbook_admin:policies")
success_message = _("Successfully updated Policy")
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def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
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kwargs = super().get_context_data(**kwargs)
form_cls = self.get_form_class()
if hasattr(form_cls, "template_name"):
kwargs["base_template"] = form_cls.template_name
return kwargs
def get_form_class(self) -> Form:
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form_class_path = self.get_object().form
form_class = path_to_class(form_class_path)
return form_class
def get_object(self, queryset=None) -> Policy:
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return (
Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
)
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class PolicyDeleteView(
SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, DeleteView
):
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"""Delete policy"""
model = Policy
permission_required = "passbook_policies.delete_policy"
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template_name = "generic/delete.html"
success_url = reverse_lazy("passbook_admin:policies")
success_message = _("Successfully deleted Policy")
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def get_object(self, queryset=None) -> Policy:
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return (
Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
)
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def delete(self, request: HttpRequest, *args, **kwargs) -> HttpResponse:
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_policies.view_policy"
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template_name = "administration/policy/test.html"
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object = None
def get_object(self, queryset=None) -> QuerySet:
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return (
Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
)
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def get_context_data(self, **kwargs: Any) -> Dict[str, Any]:
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kwargs["policy"] = self.get_object()
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return super().get_context_data(**kwargs)
def post(self, *args, **kwargs) -> HttpResponse:
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self.object = self.get_object()
return super().post(*args, **kwargs)
def form_valid(self, form: PolicyTestForm) -> HttpResponse:
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policy = self.get_object()
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user = form.cleaned_data.get("user")
p_request = PolicyRequest(user)
p_request.http_request = self.request
p_request.context = form.cleaned_data
proc = PolicyProcess(PolicyBinding(policy=policy), p_request, None)
result = proc.execute()
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if result:
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messages.success(self.request, _("User successfully passed policy."))
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else:
messages.error(self.request, _("User didn't pass policy."))
return self.render_to_response(self.get_context_data(form=form, result=result))