mygpo/usersettings/migrations/0001_initial.py

   1 # -*- coding: utf-8 -*-
   2
   3
   4 from django.db import models, migrations
   5 from django.conf import settings
   6
   7
   8 class Migration(migrations.Migration):
   9
  10     dependencies = [
  11         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
  12         ('contenttypes', '0001_initial'),
  13     ]
  14
  15     operations = [
  16         migrations.CreateModel(
  17             name='UserSettings',
  18             fields=[
  19                 ('id', models.AutoField(
  20                     verbose_name='ID',
  21                     serialize=False,
  22                     auto_created=True,
  23                     primary_key=True)),
  24                 ('settings', models.TextField(default='{}')),
  25                 ('object_id', models.UUIDField(
  26                     max_length=32,
  27                     null=True,
  28                     blank=True)),
  29                 ('content_type', models.ForeignKey(
  30                     blank=True,
  31                     to='contenttypes.ContentType',
  32                     null=True,
  33                     on_delete=models.PROTECT,
  34                 )),
  35                 ('user', models.ForeignKey(
  36                     to=settings.AUTH_USER_MODEL,
  37                     on_delete=models.CASCADE,
  38                 )),
  39             ],
  40             options={
  41             },
  42             bases=(models.Model,),
  43         ),
  44         migrations.AlterUniqueTogether(
  45             name='usersettings',
  46             unique_together=set([('user', 'content_type', 'object_id')]),
  47         ),
  48         # PostgreSQL does not consider null values for unique constraints;
  49         # UserSettings for Users have no content_object; the following ensures
  50         # there can only be one such entry per user
  51         migrations.RunSQL(
  52             [('CREATE UNIQUE INDEX usersettings_unique_null '
  53               'ON usersettings_usersettings (user_id) '
  54               'WHERE content_type_id IS NULL;', None)],
  55             [('DROP INDEX IF EXISTS usersettings_unique_null;', None)],
  56         )
  57     ]