156 lines
5.2 KiB
Python
156 lines
5.2 KiB
Python
"""passbook Policy administration"""
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from django.contrib import messages
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from django.contrib.auth.mixins import LoginRequiredMixin
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from django.contrib.auth.mixins import (
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PermissionRequiredMixin as DjangoPermissionRequiredMixin,
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)
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from django.contrib.messages.views import SuccessMessageMixin
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from django.http import Http404
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from django.urls import reverse_lazy
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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
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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
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from passbook.lib.views import CreateAssignPermView
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from passbook.policies.engine import PolicyEngine
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from passbook.policies.models import Policy
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class PolicyListView(LoginRequiredMixin, PermissionListMixin, ListView):
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"""Show list of all policies"""
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model = Policy
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permission_required = "passbook_policies.view_policy"
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paginate_by = 10
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ordering = "order"
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template_name = "administration/policy/list.html"
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def get_context_data(self, **kwargs):
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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)
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def get_queryset(self):
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return super().get_queryset().select_subclasses()
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class PolicyCreateView(
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SuccessMessageMixin,
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LoginRequiredMixin,
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DjangoPermissionRequiredMixin,
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CreateAssignPermView,
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):
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"""Create new Policy"""
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model = Policy
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permission_required = "passbook_policies.add_policy"
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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")
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def get_context_data(self, **kwargs):
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kwargs = super().get_context_data(**kwargs)
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form_cls = self.get_form_class()
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if hasattr(form_cls, "template_name"):
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kwargs["base_template"] = form_cls.template_name
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return kwargs
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def get_form_class(self):
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policy_type = self.request.GET.get("type")
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try:
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model = next(x for x in all_subclasses(Policy) if x.__name__ == policy_type)
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except StopIteration as exc:
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raise Http404 from exc
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return path_to_class(model.form)
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class PolicyUpdateView(
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SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, UpdateView
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):
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"""Update policy"""
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model = Policy
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permission_required = "passbook_policies.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")
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def get_context_data(self, **kwargs):
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kwargs = super().get_context_data(**kwargs)
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form_cls = self.get_form_class()
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if hasattr(form_cls, "template_name"):
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kwargs["base_template"] = form_cls.template_name
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return kwargs
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def get_form_class(self):
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form_class_path = self.get_object().form
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form_class = path_to_class(form_class_path)
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return form_class
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def get_object(self, queryset=None):
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return (
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Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
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)
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class PolicyDeleteView(
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SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, DeleteView
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):
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"""Delete policy"""
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model = Policy
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permission_required = "passbook_policies.delete_policy"
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template_name = "generic/delete.html"
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success_url = reverse_lazy("passbook_admin:policies")
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success_message = _("Successfully deleted Policy")
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def get_object(self, queryset=None):
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return (
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Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
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)
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def delete(self, request, *args, **kwargs):
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messages.success(self.request, self.success_message)
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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)"""
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model = Policy
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form_class = PolicyTestForm
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permission_required = "passbook_policies.view_policy"
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template_name = "administration/policy/test.html"
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object = None
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def get_object(self, queryset=None):
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return (
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Policy.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
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)
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def get_context_data(self, **kwargs):
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kwargs["policy"] = self.get_object()
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return super().get_context_data(**kwargs)
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def post(self, *args, **kwargs):
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self.object = self.get_object()
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return super().post(*args, **kwargs)
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def form_valid(self, form):
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policy = self.get_object()
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user = form.cleaned_data.get("user")
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policy_engine = PolicyEngine([policy], user, self.request)
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policy_engine.use_cache = False
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policy_engine.build()
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result = policy_engine.passing
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if result:
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messages.success(self.request, _("User successfully passed policy."))
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else:
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messages.error(self.request, _("User didn't pass policy."))
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return self.render_to_response(self.get_context_data(form=form, result=result))
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