Bank transfer: Migrate to a hybrid plugin (#5394)

* Bank transfer: Migrate to a hybrid plugin

* Fix failing tests

* Fix test fixtures

* Add missing fixture

src/pretix/plugins/banktransfer/apps.py

@@ -24,6 +24,7 @@ from django.utils.functional import cached_property
 from django.utils.translation import gettext_lazy as _
 
 from pretix import __version__ as version
+from pretix.base.plugins import PLUGIN_LEVEL_EVENT_ORGANIZER_HYBRID
 
 
 class BankTransferApp(AppConfig):
@@ -45,6 +46,7 @@ class BankTransferApp(AppConfig):
             ((_("Bank transfer"), _("Import bank data")), "plugins:banktransfer:import", {}),
             ((_("Bank transfer"), _("Export refunds")), "plugins:banktransfer:refunds.list", {}),
         ]
+        level = PLUGIN_LEVEL_EVENT_ORGANIZER_HYBRID
 
     def ready(self):
         from . import signals  # NOQA

src/pretix/plugins/banktransfer/migrations/0012_org_level_plugin.py

@@ -0,0 +1,30 @@
+# Generated by Django 4.2.16 on 2025-08-20 11:35
+
+from django.db import migrations
+from django.db.models import Exists, OuterRef
+
+
+def activate_plugin(apps, schema_editor):
+    Event = apps.get_model('pretixbase', 'Event')
+    Organizer = apps.get_model('pretixbase', 'Organizer')
+    qs = Organizer.objects.filter(
+        Exists(Event.objects.filter(organizer_id=OuterRef("pk"), plugins__contains="pretix.plugins.banktransfer"))
+    )
+    for org in qs:
+        if "pretix.plugins.banktransfer" not in org.plugins:
+            org.plugins = ",".join(org.plugins.split(",") + ["pretix.plugins.banktransfer"])
+            org.save(update_fields=["plugins"])
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("banktransfer", "0011_banktransaction_external_id"),
+        ("pretixbase", "0287_organizer_plugins"),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            activate_plugin,
+            migrations.RunPython.noop,
+        )
+    ]