feat (#1730): Allows scheduling of pending accepted/pending confirmed…

… talks

src/pretalx/orga/views/submission.py

@@ -223,6 +223,12 @@ def do(self, force=False, pending=False):
         if pending:
             self.object.pending_state = self._target
             self.object.save()
+            if self.object.pending_state in [
+                SubmissionStates.ACCEPTED,
+                SubmissionStates.CONFIRMED,
+            ]:
+                # allow configureability of pending accepted/confirmed talks
+                self.object.update_talk_slots()
         else:
             method = getattr(self.object, SubmissionStates.method_names[self._target])
             method(person=self.request.user, force=force, orga=True)

src/pretalx/submission/models/submission.py

@@ -420,7 +420,10 @@ def update_talk_slots(self):
         """
         from pretalx.schedule.models import TalkSlot
 
-        if self.state not in [SubmissionStates.ACCEPTED, SubmissionStates.CONFIRMED]:
+        # scheduling is only allowed (and therefore slots needed) for accepted and confirmed talks, or those pending counterparts
+        scheduling_allowed = self.state in [SubmissionStates.ACCEPTED, SubmissionStates.CONFIRMED] or self.pending_state in [SubmissionStates.ACCEPTED, SubmissionStates.CONFIRMED]
+
+        if not scheduling_allowed:
             TalkSlot.objects.filter(
                 submission=self, schedule=self.event.wip_schedule
             ).delete()