Calendar events and iCal feeds

aleksis/core/models.py

@@ -1520,8 +1520,7 @@ class CalendarEvent(CalendarEventMixin, ExtensiblePolymorphicModel):
     @classmethod
     def get_objects(cls, request) -> Iterable:
         """Return all objects that should be included in the calendar."""
-        # FIXME Polymorphic only this one!!
-        return cls.objects.all()
+        return cls.objects.instance_of(cls)
 
     class Meta:
         verbose_name = _("Calendar Event")