Add migrations to populate the news slug and make it non-null

These should get us all set to have more useful URLs for the news items.

Signed-off-by: Dan McGee <dan@archlinux.org>

3 files changed, 145 insertions, 1 deletions

diff --git a/news/migrations/0005_add_slugs.py b/news/migrations/0005_add_slugs.py
new file mode 100644
index 0000000..2a3b617
--- /dev/null
+++ b/news/migrations/0005_add_slugs.py
@@ -0,0 +1,78 @@
+# encoding: utf-8
+import datetime
+from south.db import db
+from south.v2 import DataMigration
+from django.db import models
+
+from django.template.defaultfilters import slugify
+
+class Migration(DataMigration):
+
+    def forwards(self, orm):
+        existing = list(orm.News.objects.values_list(
+            'slug', flat=True).distinct())
+        for item in orm.News.objects.all():
+            suffixed = slug = slugify(item.title)
+            suffix = 1
+            while suffixed in existing:
+                suffix += 1
+                suffixed = "%s-%d" % (slug, suffix)
+
+            item.slug = suffixed
+            existing.append(suffixed)
+
+            item.save()
+
+    def backwards(self, orm):
+        orm.News.obects.all.update(slug=None)
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'news.news': {
+            'Meta': {'ordering': "['-postdate']", 'object_name': 'News', 'db_table': "'news'"},
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'news_author'", 'to': "orm['auth.User']"}),
+            'content': ('django.db.models.fields.TextField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'last_modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'db_index': 'True', 'blank': 'True'}),
+            'postdate': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'db_index': 'True', 'blank': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'max_length': '255', 'unique': 'True', 'null': 'True', 'db_index': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        }
+    }
+
+    complete_apps = ['news']
diff --git a/news/migrations/0006_auto__chg_field_news_slug.py b/news/migrations/0006_auto__chg_field_news_slug.py
new file mode 100644
index 0000000..c6c61e8
--- /dev/null
+++ b/news/migrations/0006_auto__chg_field_news_slug.py
@@ -0,0 +1,66 @@
+# encoding: utf-8
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Changing field 'News.slug'
+        db.alter_column('news', 'slug', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255))
+
+    def backwards(self, orm):
+        # Changing field 'News.slug'
+        db.alter_column('news', 'slug', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255, null=True))
+
+    models = {
+        'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        'auth.permission': {
+            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        'news.news': {
+            'Meta': {'ordering': "['-postdate']", 'object_name': 'News', 'db_table': "'news'"},
+            'author': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'news_author'", 'to': "orm['auth.User']"}),
+            'content': ('django.db.models.fields.TextField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'last_modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'db_index': 'True', 'blank': 'True'}),
+            'postdate': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'db_index': 'True', 'blank': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255', 'db_index': 'True'}),
+            'title': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        }
+    }
+
+    complete_apps = ['news']
diff --git a/news/models.py b/news/models.py
index 2d96c3d..88794cb 100644
--- a/news/models.py
+++ b/news/models.py
@@ -3,7 +3,7 @@ from django.contrib.auth.models import User
 
 class News(models.Model):
     id = models.AutoField(primary_key=True)
-    slug = models.SlugField(max_length=255, null=True, unique=True)
+    slug = models.SlugField(max_length=255, unique=True)
     author = models.ForeignKey(User, related_name='news_author')
     postdate = models.DateTimeField("post date", auto_now_add=True, db_index=True)
     last_modified = models.DateTimeField(editable=False,