zulip/zerver/migrations/0602_remap_can_manage_all_g...

48 lines
1.6 KiB
Python

# Generated by Django 5.0.9 on 2024-10-10 10:41
from django.db import migrations, transaction
from django.db.backends.base.schema import BaseDatabaseSchemaEditor
from django.db.migrations.state import StateApps
from django.db.models import Max, OuterRef
def remap_can_manage_all_groups_for_existing_realms(
apps: StateApps, schema_editor: BaseDatabaseSchemaEditor
) -> None:
Realm = apps.get_model("zerver", "Realm")
NamedUserGroup = apps.get_model("zerver", "NamedUserGroup")
max_id = NamedUserGroup.objects.aggregate(Max("id"))["id__max"]
if max_id is None:
# Do nothing if there are no user groups on the server.
return
with transaction.atomic():
# Since can_manage_group, can_add_members_group, etc. have
# migrated to the nearest possible value from
# user_group_edit_policy, we want to set
# can_manage_all_groups to the most restrictive setting
# previously possible. We've chosen administrators as the
# value here since the highest possible
# user_group_edit_policy was with role administrators.
Realm.objects.update(
can_manage_all_groups=NamedUserGroup.objects.filter(
name="role:administrators", realm=OuterRef("id"), is_system_group=True
).values("pk")
)
class Migration(migrations.Migration):
atomic = False
dependencies = [
("zerver", "0601_alter_namedusergroup_can_add_members_group"),
]
operations = [
migrations.RunPython(
remap_can_manage_all_groups_for_existing_realms,
elidable=True,
reverse_code=migrations.RunPython.noop,
)
]