Event list: Do not include old or inactive subevents in event list (Z#23163541) (#4415)

src/pretix/presale/views/organizer.py

@@ -186,14 +186,23 @@ class EventListMixin:
         query = Q(is_public=True) & Q(live=True)
         qs = self.request.organizer.events.using(settings.DATABASE_REPLICA).filter(query)
         qs = qs.filter(Q(all_sales_channels=True) | Q(limit_sales_channels=self.request.sales_channel))
+
+        show_old = "old" in self.request.GET
+
+        subevent_filter = Q(subevents__active=True, subevents__is_public=True)
+        if not show_old:
+            subevent_filter &= Q(
+                Q(subevents__date_to__gte=now()) | Q(subevents__date_from__gte=now())
+            )
+
         qs = qs.annotate(
-            min_from=Min('subevents__date_from'),
-            min_to=Min('subevents__date_to'),
-            max_from=Max('subevents__date_from'),
-            max_to=Max('subevents__date_to'),
-            max_fromto=Greatest(Max('subevents__date_to'), Max('subevents__date_from')),
+            min_from=Min('subevents__date_from', filter=subevent_filter),
+            min_to=Min('subevents__date_to', filter=subevent_filter),
+            max_from=Max('subevents__date_from', filter=subevent_filter),
+            max_to=Max('subevents__date_to', filter=subevent_filter),
+            max_fromto=Greatest(Max('subevents__date_to', filter=subevent_filter), Max('subevents__date_from', filter=subevent_filter)),
         )
-        if "old" in self.request.GET:
+        if show_old:
             date_q = Q(date_to__lt=now()) | (Q(date_to__isnull=True) & Q(date_from__lt=now()))
             qs = qs.filter(
                 Q(Q(has_subevents=False) & date_q) | Q(

src/tests/presale/test_widget.py

@@ -773,7 +773,7 @@ class WidgetCartTest(CartTestMixin, TestCase):
                 'poweredby': '<a href="https://pretix.eu" target="_blank" rel="noopener">ticketing powered by pretix</a>',
                 'events': [
                     {'availability': {'color': 'none', 'text': 'Event series'},
-                     'date_range': 'Dec. 29, 2018 – Jan. 4, 2019',
+                     'date_range': 'Jan. 1st – 4th, 2019',
                      'event_url': 'http://example.com/ccc/30c3/',
                      'location': '',
                      'name': '30C3'},