Mark several package columns as non-NULL

These have been around for a long time now so they don't need to be
NULL-able anymore. We can also add a custom field type for our numbers
to at least get a check constraint at the Django level.

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

2 files changed, 177 insertions, 4 deletions

diff --git a/main/migrations/0050_auto__chg_field_package_compressed_size__chg_field_package_installed_s.py b/main/migrations/0050_auto__chg_field_package_compressed_size__chg_field_package_installed_s.py
new file mode 100644
index 00000000..7aa09596
--- /dev/null
+++ b/main/migrations/0050_auto__chg_field_package_compressed_size__chg_field_package_installed_s.py
@@ -0,0 +1,163 @@
+# 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):
+        db.alter_column('packages', 'compressed_size', self.gf('main.models.PositiveBigIntegerField')(default=0))
+        db.alter_column('packages', 'installed_size', self.gf('main.models.PositiveBigIntegerField')(default=0))
+        db.alter_column('packages', 'last_update', self.gf('django.db.models.fields.DateTimeField')(default=datetime.datetime(2000, 1, 1)))
+
+    def backwards(self, orm):
+        db.alter_column('packages', 'compressed_size', self.gf('django.db.models.fields.BigIntegerField')(null=True))
+        db.alter_column('packages', 'installed_size', self.gf('django.db.models.fields.BigIntegerField')(null=True))
+        db.alter_column('packages', 'last_update', self.gf('django.db.models.fields.DateTimeField')(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.donor': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Donor', 'db_table': "'donors'"},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '255'}),
+            'visible': ('django.db.models.fields.BooleanField', [], {'default': 'True'})
+        },
+        'main.package': {
+            'Meta': {'ordering': "('pkgname',)", 'object_name': 'Package', 'db_table': "'packages'"},
+            'arch': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'packages'", 'to': "orm['main.Arch']"}),
+            'build_date': ('django.db.models.fields.DateTimeField', [], {'null': 'True'}),
+            'compressed_size': ('main.models.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'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'installed_size': ('main.models.PositiveBigIntegerField', [], {}),
+            'last_update': ('django.db.models.fields.DateTimeField', [], {}),
+            'packager': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']", 'null': 'True'}),
+            'packager_str': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgbase': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'pkgdesc': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'}),
+            'pkgname': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            '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'", 'to': "orm['main.Repo']"}),
+            'url': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True'})
+        },
+        'main.packagedepend': {
+            'Meta': {'object_name': 'PackageDepend', 'db_table': "'package_depends'"},
+            'depname': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'depvcmp': ('django.db.models.fields.CharField', [], {'default': "''", 'max_length': '255'}),
+            'description': ('django.db.models.fields.TextField', [], {'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'optional': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']"})
+        },
+        'main.packagefile': {
+            'Meta': {'object_name': 'PackageFile', 'db_table': "'package_files'"},
+            'directory': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'filename': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_directory': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']"})
+        },
+        'main.repo': {
+            'Meta': {'ordering': "['name']", 'object_name': 'Repo', 'db_table': "'repos'"},
+            'bugs_category': ('django.db.models.fields.SmallIntegerField', [], {'default': '0'}),
+            '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'})
+        },
+        'main.signoff': {
+            'Meta': {'object_name': 'Signoff'},
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'packager': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']"}),
+            'pkgrel': ('django.db.models.fields.CharField', [], {'max_length': '255'}),
+            'pkgver': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        },
+        'main.todolist': {
+            'Meta': {'object_name': 'Todolist', 'db_table': "'todolists'"},
+            'creator': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}),
+            'date_added': ('django.db.models.fields.DateTimeField', [], {'db_index': 'True'}),
+            'description': ('django.db.models.fields.TextField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
+        },
+        'main.todolistpkg': {
+            'Meta': {'unique_together': "(('list', 'pkg'),)", 'object_name': 'TodolistPkg', 'db_table': "'todolist_pkgs'"},
+            'complete': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'list': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Todolist']"}),
+            'pkg': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['main.Package']"})
+        },
+        'main.userprofile': {
+            'Meta': {'object_name': 'UserProfile', 'db_table': "'user_profiles'"},
+            'alias': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
+            'allowed_repos': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['main.Repo']", 'symmetrical': 'False', 'blank': 'True'}),
+            'favorite_distros': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'interests': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
+            'languages': ('django.db.models.fields.CharField', [], {'max_length': '50', 'null': 'True', 'blank': 'True'}),
+            'location': ('django.db.models.fields.CharField', [], {'max_length': '50', 'null': 'True', 'blank': 'True'}),
+            'notify': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'occupation': ('django.db.models.fields.CharField', [], {'max_length': '50', 'null': 'True', 'blank': 'True'}),
+            'other_contact': ('django.db.models.fields.CharField', [], {'max_length': '100', 'null': 'True', 'blank': 'True'}),
+            'pgp_key': ('django.db.models.fields.CharField', [], {'max_length': '40', 'null': 'True', 'blank': 'True'}),
+            'picture': ('django.db.models.fields.files.FileField', [], {'default': "'devs/silhouette.png'", 'max_length': '100'}),
+            'public_email': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
+            'roles': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
+            'time_zone': ('django.db.models.fields.CharField', [], {'default': "'UTC'", 'max_length': '100'}),
+            'user': ('django.db.models.fields.related.OneToOneField', [], {'related_name': "'userprofile'", 'unique': 'True', 'to': "orm['auth.User']"}),
+            'website': ('django.db.models.fields.CharField', [], {'max_length': '200', 'null': 'True', 'blank': 'True'}),
+            'yob': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'blank': 'True'})
+        }
+    }
+
+    complete_apps = ['main']
diff --git a/main/models.py b/main/models.py
index 926e7377..57e9650e 100644
--- a/main/models.py
+++ b/main/models.py
@@ -11,6 +11,17 @@ from datetime import datetime
 from itertools import groupby
 import pytz
 
+class PositiveBigIntegerField(models.BigIntegerField):
+    _south_introspects = True
+
+    def get_internal_type(self):
+        return "PositiveBigIntegerField"
+
+    def formfield(self, **kwargs):
+        defaults = {'min_value': 0}
+        defaults.update(kwargs)
+        return super(PositiveBigIntegerField, self).formfield(**defaults)
+
 def validate_pgp_key_length(value):
     if len(value) not in (8, 16, 40):
         raise ValidationError(
@@ -131,11 +142,10 @@ class Package(models.Model):
     pkgdesc = models.CharField(max_length=255, null=True)
     url = models.CharField(max_length=255, null=True)
     filename = models.CharField(max_length=255)
-    # TODO: it would be nice to have the >0 check constraint back here
-    compressed_size = models.BigIntegerField(null=True)
-    installed_size = models.BigIntegerField(null=True)
+    compressed_size = PositiveBigIntegerField()
+    installed_size = PositiveBigIntegerField()
     build_date = models.DateTimeField(null=True)
-    last_update = models.DateTimeField(null=True, blank=True)
+    last_update = models.DateTimeField()
     files_last_update = models.DateTimeField(null=True, blank=True)
     packager_str = models.CharField(max_length=255)
     packager = models.ForeignKey(User, null=True,