Adds a demo RelatedField to the database to demonstrate reporting.

pinaxcon/registrasion/admin.py

@@ -7,3 +7,7 @@ from django.utils.translation import ugettext_lazy as _
 class UserProfileAdmin(admin.ModelAdmin):
     model = models.AttendeeProfile
     list_display = ("name", "company", "name_per_invoice")
+
+@admin.register(models.DynamicValues)
+class DynamicValuesAdmin(admin.ModelAdmin):
+    pass

pinaxcon/registrasion/migrations/0002_auto_20161005_1823.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-10-05 18:23
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pinaxcon_registrasion', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DynamicValues',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=64)),
+                ('value', models.IntegerField()),
+            ],
+        ),
+        migrations.AddField(
+            model_name='attendeeprofile',
+            name='db_defined_values',
+            field=models.ManyToManyField(to='pinaxcon_registrasion.DynamicValues'),
+        ),
+    ]

pinaxcon/registrasion/models.py

@@ -1,6 +1,18 @@
 from django.db import models
+from django.utils.encoding import python_2_unicode_compatible
 from registrasion import models as rego
 
+
+@python_2_unicode_compatible
+class DynamicValues(models.Model):
+
+    name = models.CharField(max_length=64)
+    value = models.IntegerField()
+
+    def __str__(self):
+        return "%s - %d" % (self.name, self.value)
+
+
 class AttendeeProfile(rego.AttendeeProfileBase):
 
     @classmethod
@@ -74,6 +86,9 @@ class AttendeeProfile(rego.AttendeeProfileBase):
         max_length=64,
         blank=True,
     )
+    db_defined_values = models.ManyToManyField(
+        DynamicValues
+    )
 
 
 class DemoPayment(rego.PaymentBase):