Waiting list: Allow to set auto-disable date (Z#23141338) (#4004)

* Waiting list: Allow to set auto-disable date (Z#23141338)

* ADd warning on non-esries events

src/pretix/control/forms/event.py

@@ -538,6 +538,7 @@ class EventSettingsForm(EventSettingsValidationMixin, FormPlaceholderMixin, Sett
         'region',
         'show_quota_left',
         'waiting_list_enabled',
+        'waiting_list_auto_disable',
         'waiting_list_hours',
         'waiting_list_auto',
         'waiting_list_names_asked',

src/pretix/control/templates/pretixcontrol/event/settings.html

@@ -361,6 +361,7 @@
                 {% bootstrap_field sform.waiting_list_enabled layout="control" %}
                 {% bootstrap_field sform.waiting_list_auto layout="control" %}
                 {% bootstrap_field sform.waiting_list_hours layout="control" %}
+                {% bootstrap_field sform.waiting_list_auto_disable layout="control" %}
                 {% bootstrap_field sform.waiting_list_names_asked_required layout="control" %}
                 {% bootstrap_field sform.waiting_list_phones_asked_required layout="control" %}
                 {% bootstrap_field sform.waiting_list_phones_explanation_text layout="control" %}

src/pretix/control/templates/pretixcontrol/waitinglist/index.html

@@ -10,6 +10,10 @@
         <div class="alert alert-danger">
             {% trans "The waiting list is disabled, so if the event is sold out, people cannot add themselves to this list. If you want to enable it, go to the event settings." %}
         </div>
+    {% elif not request.event.waiting_list_active and not request.event.has_subevents %}
+        <div class="alert alert-danger">
+            {% trans "The waiting list is no longer active for this event. The waiting list no longer affects quotas and no longer notifies waiting users." %}
+        </div>
     {% endif %}
     <div class="row">
         {% if 'can_change_orders' in request.eventpermset %}