snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

zilencer/migrations/0032_remotepushdevicetoken_backfill_ios_app_id.py

@@ -0,0 +1,37 @@
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+    """
+    Previous versions of zilencer dropped the ios_app_id on the floor
+    when registering a push token, and then effectively assumed
+    the value was "org.zulip.Zulip".
+
+    We're going to start actually using that parameter.  To preserve
+    the existing behavior for existing tokens, backfill the value.
+    """
+
+    dependencies = [
+        ("zilencer", "0031_alter_remoteinstallationcount_remote_id_and_more"),
+    ]
+
+    FORMERLY_IMPLICIT_IOS_APP_ID = "org.zulip.Zulip"
+
+    operations = [
+        migrations.RunSQL(
+            sql=[
+                (
+                    """
+            UPDATE zilencer_remotepushdevicetoken
+            SET ios_app_id = %s
+            WHERE kind = 1 AND ios_app_id IS NULL
+            """,
+                    [FORMERLY_IMPLICIT_IOS_APP_ID],
+                )
+            ],
+            # The updated table is still valid with the old schema;
+            # so to reverse, a no-op suffices.
+            reverse_sql=[],
+            elidable=True,
+        ),
+    ]