+ def get_form(self, request, obj=None, **kwargs):
+ # Save obj and request in thread-local storage, so suit_form_tabs can
+ # use it to determine whether we're in edit or add mode, and can
+ # determine whether the user is an admin.
+ _thread_locals.request = request
+ _thread_locals.obj = obj
+ return super(PermissionCheckingAdminMixin, self).get_form(request, obj, **kwargs)
+
+ def get_inline_instances(self, request, obj=None):
+ inlines = super(PermissionCheckingAdminMixin, self).get_inline_instances(request, obj)
+
+ # inlines that should only be shown to an admin user
+ if request.user.is_admin:
+ for inline_class in getattr(self, "admin_inlines", []):
+ inlines.append(inline_class(self.model, self.admin_site))
+
+ return inlines
+