Initial work on custom fields

netbox/extras/migrations/0002_custom_fields.py

@@ -0,0 +1,64 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10 on 2016-08-12 19:52
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('contenttypes', '0002_remove_content_type_name'),
+        ('extras', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CustomField',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('type', models.PositiveSmallIntegerField(choices=[(100, b'Text'), (200, b'Integer'), (300, b'Boolean (true/false)'), (400, b'Date'), (500, b'Selection')], default=100)),
+                ('name', models.CharField(max_length=50, unique=True)),
+                ('label', models.CharField(help_text=b'Name of the field as displayed to users', max_length=50)),
+                ('description', models.CharField(blank=True, max_length=100)),
+                ('required', models.BooleanField(default=False, help_text=b'This field is required when creating new objects')),
+                ('default', models.CharField(blank=True, help_text=b'Default value for the field', max_length=100)),
+                ('obj_type', models.ManyToManyField(related_name='custom_fields', to='contenttypes.ContentType')),
+            ],
+            options={
+                'ordering': ['name'],
+            },
+        ),
+        migrations.CreateModel(
+            name='CustomFieldChoice',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('value', models.CharField(max_length=100)),
+                ('weight', models.PositiveSmallIntegerField(default=100)),
+                ('field', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='choices', to='extras.CustomField')),
+            ],
+            options={
+                'ordering': ['field', 'weight', 'value'],
+            },
+        ),
+        migrations.CreateModel(
+            name='CustomFieldValue',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('obj_id', models.PositiveIntegerField()),
+                ('val_int', models.BigIntegerField(blank=True, null=True)),
+                ('val_char', models.CharField(blank=True, max_length=100)),
+                ('val_date', models.DateField(blank=True, null=True)),
+                ('field', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='values', to='extras.CustomField')),
+                ('obj_type', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='+', to='contenttypes.ContentType')),
+            ],
+            options={
+                'ordering': ['obj_type', 'obj_id'],
+            },
+        ),
+        migrations.AlterUniqueTogether(
+            name='customfieldchoice',
+            unique_together=set([('field', 'value')]),
+        ),
+    ]