feat(pages.py): delete event's future occurrences if unpublished

home/models/pages.py

@@ -328,6 +328,12 @@ class EventPage(Page):
         from .event_occurrence import EventOccurrence
 
         now = timezone.now()
+
+        if not self.live:
+            # if not live, no future occurrences should be generated
+            self.occurrences.filter(start__gt=now).delete()
+            return
+
         if not self.recurrence_enabled:
             # if recurrence is not enabled, ensure there's at least one occurrence for the specified start/end
             # and delete any other occurrences that don't match the current start/end
@@ -379,8 +385,7 @@ class EventPage(Page):
 
     def save(self, *args, **kwargs):
         super().save(*args, **kwargs)
-        if self.live:
-            self.generate_occurrences()
+        self.generate_occurrences()
 
     content_panels = Page.content_panels + [
         FieldPanel("tags"),