Make GenericProduct slug unique

hosting/migrations/0048_auto_20181002_0757.py

@@ -0,0 +1,42 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.4 on 2018-10-02 07:57
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+import utils.mixins
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('hosting', '0047_auto_20180821_1240'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='GenericProduct',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('product_name', models.CharField(default='', max_length=128)),
+                ('product_description', models.CharField(default='', max_length=500)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('product_url', models.URLField(blank=True, max_length=1000, null=True)),
+                ('product_price', models.DecimalField(decimal_places=2, max_digits=6)),
+                ('product_vat', models.DecimalField(decimal_places=4, default=0, max_digits=6)),
+                ('product_is_subscription', models.BooleanField(default=True)),
+                ('product_slug', models.SlugField(blank=True, help_text='An optional html id for the Section. Required to set as target of a link on page', null=True, unique=True)),
+            ],
+            bases=(utils.mixins.AssignPermissionsMixin, models.Model),
+        ),
+        migrations.AddField(
+            model_name='hostingorder',
+            name='generic_payment_description',
+            field=models.CharField(max_length=500, null=True),
+        ),
+        migrations.AddField(
+            model_name='hostingorder',
+            name='generic_product',
+            field=models.ForeignKey(blank=True, default=None, null=True, on_delete=django.db.models.deletion.SET_NULL, to='hosting.GenericProduct'),
+        ),
+    ]