Populate the todolist slug field and mark non-null

This is ripped off from commit 7c92ddbd3c86d when we added slugs to
News objects.

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

3 files changed, 253 insertions, 1 deletions

diff --git a/todolists/migrations/0005_add_slugs.py b/todolists/migrations/0005_add_slugs.py
new file mode 100644
index 0000000..d7d6779
--- /dev/null
+++ b/todolists/migrations/0005_add_slugs.py
@@ -0,0 +1,133 @@
+# -*- coding: utf-8 -*-
+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.Todolist.objects.values_list(
+            'slug', flat=True).distinct())
+        for item in orm.Todolist.objects.defer('raw').filter(slug=None):
+            suffixed = slug = slugify(item.name)
+            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.Todolist.objects.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'})
+        },
+        'main.arch': {
+            'Meta': {'ordering': "('name',)", 'object_name': 'Arch', 'db_table': "'arches'"},
+            'agnostic': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        'main.package': {
+            'Meta': {'ordering': "('pkgname',)", 'unique_together': "(('pkgname', 'repo', 'arch'),)", 'object_name': 'Package', 'db_table': "'packages'"},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Arch']"}),
+            'build_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'compressed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'epoch': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'filename': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'files_last_update': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'flag_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'installed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'last_update': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'packager': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'}),
+            'packager_str': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pgp_signature': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgdesc': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Repo']"}),
+            'url': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'})
+        },
+        'main.repo': {
+            'Meta': {'ordering': "('name',)", 'object_name': 'Repo', 'db_table': "'repos'"},
+            'bugs_category': ('django.db.models.fields.SmallIntegerField', [], {'default': '2'}),
+            'bugs_project': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'staging': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'svn_root': ('django.db.models.fields.CharField', [], {'max_length': '64'}),
+            'testing': ('django.db.models.fields.BooleanField', [], {'default': 'False'})
+        },
+        'todolists.todolist': {
+            'Meta': {'object_name': 'Todolist'},
+            'created': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'creator': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'created_todolists'", 'on_delete': 'models.PROTECT', 'to': "orm['auth.User']"}),
+            'description': ('django.db.models.fields.TextField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'last_modified': ('django.db.models.fields.DateTimeField', [], {}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'old_id': ('django.db.models.fields.IntegerField', [], {'unique': 'True', 'null': 'True'}),
+            'raw': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'max_length': '255', 'unique': 'True', 'null': 'True'})
+        },
+        'todolists.todolistpackage': {
+            'Meta': {'unique_together': "(('todolist', 'pkgname', 'arch'),)", 'object_name': 'TodolistPackage'},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Arch']"}),
+            'comments': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']", 'null': 'True', 'on_delete': 'models.SET_NULL'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Repo']"}),
+            'status': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'todolist': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['todolists.Todolist']"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'on_delete': 'models.SET_NULL'})
+        }
+    }
+
+    complete_apps = ['todolists']
+    symmetrical = True
diff --git a/todolists/migrations/0006_auto__chg_field_todolist_slug.py b/todolists/migrations/0006_auto__chg_field_todolist_slug.py
new file mode 100644
index 0000000..3073120
--- /dev/null
+++ b/todolists/migrations/0006_auto__chg_field_todolist_slug.py
@@ -0,0 +1,119 @@
+# -*- coding: utf-8 -*-
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        db.alter_column('todolists_todolist', 'slug', self.gf('django.db.models.fields.SlugField')(unique=True, max_length=255))
+
+    def backwards(self, orm):
+        db.alter_column('todolists_todolist', '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'})
+        },
+        'main.arch': {
+            'Meta': {'ordering': "('name',)", 'object_name': 'Arch', 'db_table': "'arches'"},
+            'agnostic': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        'main.package': {
+            'Meta': {'ordering': "('pkgname',)", 'unique_together': "(('pkgname', 'repo', 'arch'),)", 'object_name': 'Package', 'db_table': "'packages'"},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Arch']"}),
+            'build_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'compressed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'epoch': ('django.db.models.fields.PositiveIntegerField', [], {'default': '0'}),
+            'filename': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'files_last_update': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'flag_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'installed_size': ('main.fields.PositiveBigIntegerField', [], {}),
+            'last_update': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'packager': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'on_delete': 'models.SET_NULL', 'blank': 'True'}),
+            'packager_str': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pgp_signature': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgdesc': ('django.db.models.fields.TextField', [], {'null': 'True'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'on_delete': 'models.PROTECT', 'to': "orm['main.Repo']"}),
+            'url': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'})
+        },
+        'main.repo': {
+            'Meta': {'ordering': "('name',)", 'object_name': 'Repo', 'db_table': "'repos'"},
+            'bugs_category': ('django.db.models.fields.SmallIntegerField', [], {'default': '2'}),
+            'bugs_project': ('django.db.models.fields.SmallIntegerField', [], {'default': '1'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'staging': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'svn_root': ('django.db.models.fields.CharField', [], {'max_length': '64'}),
+            'testing': ('django.db.models.fields.BooleanField', [], {'default': 'False'})
+        },
+        'todolists.todolist': {
+            'Meta': {'object_name': 'Todolist'},
+            'created': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'creator': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'created_todolists'", 'on_delete': 'models.PROTECT', 'to': "orm['auth.User']"}),
+            'description': ('django.db.models.fields.TextField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'last_modified': ('django.db.models.fields.DateTimeField', [], {}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'old_id': ('django.db.models.fields.IntegerField', [], {'unique': 'True', 'null': 'True'}),
+            'raw': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'slug': ('django.db.models.fields.SlugField', [], {'unique': 'True', 'max_length': '255'})
+        },
+        'todolists.todolistpackage': {
+            'Meta': {'unique_together': "(('todolist', 'pkgname', 'arch'),)", 'object_name': 'TodolistPackage'},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Arch']"}),
+            'comments': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'created': ('django.db.models.fields.DateTimeField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']", 'null': 'True', 'on_delete': 'models.SET_NULL'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'repo': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Repo']"}),
+            'status': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            'todolist': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['todolists.Todolist']"}),
+            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True', 'on_delete': 'models.SET_NULL'})
+        }
+    }
+
+    complete_apps = ['todolists']
diff --git a/todolists/models.py b/todolists/models.py
index 8ee4b5c..a6dda2a 100644
--- a/todolists/models.py
+++ b/todolists/models.py
@@ -16,7 +16,7 @@ class TodolistManager(models.Manager):
 
 
 class Todolist(models.Model):
-    slug = models.SlugField(max_length=255, null=True, unique=True)
+    slug = models.SlugField(max_length=255, unique=True)
     old_id = models.IntegerField(null=True, unique=True)
     name = models.CharField(max_length=255)
     description = models.TextField()