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re2o/users/migrations/0062_auto_20171231_0056.py

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# -*- coding: utf-8 -*-
# Generated by Django 1.10.7 on 2017-12-30 23:56
from __future__ import unicode_literals
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
('auth', '0008_alter_user_username_max_length'),
('users', '0061_auto_20171230_2033'),
]
def create_groups(apps, schema_editor):
group = apps.get_model("auth", "Group")
listrights = apps.get_model("users", "ListRight")
db_alias = schema_editor.connection.alias
for gr in listrights.objects.using(db_alias).all():
grp = group()
grp.name=gr.unix_name
grp.save()
gr.group_ptr=grp
gr.save()
def delete_groups(apps, schema_editor):
group = apps.get_model("auth", "Group")
db_alias = schema_editor.connection.alias
group.objects.using(db_alias).all().delete()
operations = [
migrations.RenameField(
model_name='listright',
old_name='listright',
new_name='unix_name',
),
migrations.AddField(
model_name='listright',
name='group_ptr',
field=models.OneToOneField(blank=True, null=True, auto_created=True, on_delete=django.db.models.deletion.CASCADE, serialize=False, to='auth.Group'),
preserve_default=False,
),
migrations.RunPython(create_groups, delete_groups),
]