Revert "*: providers and sources -> channels, PolicyModel to PolicyBindingModel that uses custom M2M through"

This reverts commit 7ed3ceb960.

passbook/admin/views/sources.py

@@ -0,0 +1,103 @@
+"""passbook Source administration"""
+from django.contrib import messages
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.contrib.auth.mixins import (
+    PermissionRequiredMixin as DjangoPermissionRequiredMixin,
+)
+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 _
+from django.views.generic import DeleteView, ListView, UpdateView
+from guardian.mixins import PermissionListMixin, PermissionRequiredMixin
+
+from passbook.core.models import Source
+from passbook.lib.utils.reflection import all_subclasses, path_to_class
+from passbook.lib.views import CreateAssignPermView
+
+
+class SourceListView(LoginRequiredMixin, PermissionListMixin, ListView):
+    """Show list of all sources"""
+
+    model = Source
+    permission_required = "passbook_core.view_source"
+    ordering = "name"
+    paginate_by = 40
+    template_name = "administration/source/list.html"
+
+    def get_context_data(self, **kwargs):
+        kwargs["types"] = {
+            x.__name__: x._meta.verbose_name for x in all_subclasses(Source)
+        }
+        return super().get_context_data(**kwargs)
+
+    def get_queryset(self):
+        return super().get_queryset().select_subclasses()
+
+
+class SourceCreateView(
+    SuccessMessageMixin,
+    LoginRequiredMixin,
+    DjangoPermissionRequiredMixin,
+    CreateAssignPermView,
+):
+    """Create new Source"""
+
+    model = Source
+    permission_required = "passbook_core.add_source"
+
+    template_name = "generic/create.html"
+    success_url = reverse_lazy("passbook_admin:sources")
+    success_message = _("Successfully created Source")
+
+    def get_form_class(self):
+        source_type = self.request.GET.get("type")
+        model = next(x for x in all_subclasses(Source) if x.__name__ == source_type)
+        if not model:
+            raise Http404
+        return path_to_class(model.form)
+
+
+class SourceUpdateView(
+    SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, UpdateView
+):
+    """Update source"""
+
+    model = Source
+    permission_required = "passbook_core.change_source"
+
+    template_name = "generic/update.html"
+    success_url = reverse_lazy("passbook_admin:sources")
+    success_message = _("Successfully updated Source")
+
+    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 (
+            Source.objects.filter(pk=self.kwargs.get("pk")).select_subclasses().first()
+        )
+
+
+class SourceDeleteView(
+    SuccessMessageMixin, LoginRequiredMixin, PermissionRequiredMixin, DeleteView
+):
+    """Delete source"""
+
+    model = Source
+    permission_required = "passbook_core.delete_source"
+
+    template_name = "generic/delete.html"
+    success_url = reverse_lazy("passbook_admin:sources")
+    success_message = _("Successfully deleted Source")
+
+    def get_object(self, queryset=None):
+        return (
+            Source.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)