DocumentTemplate: add slug, manage natural key. Utils: create_slug function

1 files changed, 28 insertions, 0 deletions

diff --git a/ishtar_common/migrations/0007_documenttemplate_slug.py b/ishtar_common/migrations/0007_documenttemplate_slug.py
new file mode 100644
index 000000000..2d0258dff
--- /dev/null
+++ b/ishtar_common/migrations/0007_documenttemplate_slug.py
@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+from ishtar_common.utils import create_slug
+
+
+def dt_create_slug(apps, schema):
+    DocumentTemplate = apps.get_model('ishtar_common', 'documenttemplate')
+    for dt in DocumentTemplate.objects.all():
+        dt.slug = create_slug(DocumentTemplate, dt.name)
+        dt.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ishtar_common', '0006_auto_20170811_2129'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='documenttemplate',
+            name='slug',
+            field=models.SlugField(null=True, max_length=100, blank=True, unique=True, verbose_name='Slug'),
+        ),
+        migrations.RunPython(dt_create_slug),
+    ]