Use ExtensibleModel on all data models and add to initial migration

Closes #167.

aleksis/core/migrations/0001_initial.py

@@ -2,6 +2,7 @@
 
 import aleksis.core.mixins
 from django.conf import settings
+import django.contrib.postgres.fields.jsonb
 from django.db import migrations, models
 import django.db.models.deletion
 import image_cropping.fields
@@ -22,6 +23,7 @@ class Migration(migrations.Migration):
                 ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('name', models.CharField(max_length=60, unique=True, verbose_name='Long name of group')),
                 ('short_name', models.CharField(max_length=16, unique=True, verbose_name='Short name of group')),
+                ('extended_data', django.contrib.postgres.fields.jsonb.JSONField(default=dict, editable=False)),
             ],
             options={
                 'ordering': ['short_name', 'name'],
@@ -42,6 +44,7 @@ class Migration(migrations.Migration):
                  image_cropping.fields.ImageRatioField('logo', '600x600', adapt_rotation=False, allow_fullsize=False,
                                                        free_crop=False, help_text=None, hide_image_field=False,
                                                        size_warning=True, verbose_name='logo cropping')),
+                ('extended_data', django.contrib.postgres.fields.jsonb.JSONField(default=dict, editable=False)),
             ],
             options={
                 'ordering': ['name', 'name_official'],
@@ -55,6 +58,7 @@ class Migration(migrations.Migration):
                 ('date_start', models.DateField(null=True, verbose_name='Effective start date of term')),
                 ('date_end', models.DateField(null=True, verbose_name='Effective end date of term')),
                 ('current', models.NullBooleanField(default=None, unique=True)),
+                ('extended_data', django.contrib.postgres.fields.jsonb.JSONField(default=dict, editable=False)),
             ],
         ),
         migrations.CreateModel(
@@ -94,6 +98,7 @@ class Migration(migrations.Migration):
                  models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='core.Group')),
                 ('user', models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL,
                                               related_name='person', to=settings.AUTH_USER_MODEL)),
+                ('extended_data', django.contrib.postgres.fields.jsonb.JSONField(default=dict, editable=False)),
             ],
             options={
                 'ordering': ['last_name', 'first_name'],

aleksis/core/migrations/0008_extended_data.py

-# Generated by Django 3.0.2 on 2020-01-18 21:56
-
-import django.contrib.postgres.fields.jsonb
-from django.db import migrations
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('core', '0007_create_admin_user'),
-    ]
-
-    operations = [
-        migrations.AddField(
-            model_name='group',
-            name='extended_data',
-            field=django.contrib.postgres.fields.jsonb.JSONField(default=dict),
-        ),
-        migrations.AddField(
-            model_name='person',
-            name='extended_data',
-            field=django.contrib.postgres.fields.jsonb.JSONField(default=dict),
-        ),
-    ]

aleksis/core/migrations/0009_rename_fields_notification_activity.py → aleksis/core/migrations/0008_rename_fields_notification_activity.py

@@ -7,7 +7,7 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('core', '0008_extended_data'),
+        ('core', '0007_create_admin_user'),
     ]
 
     operations = [

aleksis/core/models.py

@@ -13,7 +13,7 @@ from .util.notifications import send_notification
 from constance import config
 
 
-class School(models.Model):
+class School(ExtensibleModel):
     """A school that will have many other objects linked to it.
     AlekSIS has multi-tenant support by linking all objects to a school,
     and limiting all features to objects related to the same school as the
@@ -40,7 +40,7 @@ class School(models.Model):
         verbose_name_plural = _("Schools")
 
 
-class SchoolTerm(models.Model):
+class SchoolTerm(ExtensibleModel):
     """ Information about a term (limited time frame) that data can
     be linked to.
     """