Add a last_modified field to user profiles

A behind the scenes field that might be slightly useful.

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

2 files changed, 125 insertions, 1 deletions

diff --git a/devel/migrations/0008_auto__add_field_userprofile_last_modified.py b/devel/migrations/0008_auto__add_field_userprofile_last_modified.py
new file mode 100644
index 00000000..2695987a
--- /dev/null
+++ b/devel/migrations/0008_auto__add_field_userprofile_last_modified.py
@@ -0,0 +1,108 @@
+# -*- coding: 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.add_column('user_profiles', 'last_modified',
+                      self.gf('django.db.models.fields.DateTimeField')(default=datetime.datetime(2000, 1, 1, 0, 0)),
+                      keep_default=False)
+
+    def backwards(self, orm):
+        db.delete_column('user_profiles', 'last_modified')
+
+    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'})
+        },
+        'devel.masterkey': {
+            'Meta': {'ordering': "('created',)", 'object_name': 'MasterKey'},
+            'created': ('django.db.models.fields.DateField', [], {}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'owner': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'masterkey_owner'", 'to': "orm['auth.User']"}),
+            'pgp_key': ('devel.fields.PGPKeyField', [], {'max_length': '40'}),
+            'revoked': ('django.db.models.fields.DateField', [], {'null': 'True', 'blank': 'True'}),
+            'revoker': ('django.db.models.fields.related.ForeignKey', [], {'related_name': "'masterkey_revoker'", 'to': "orm['auth.User']"})
+        },
+        'devel.pgpsignature': {
+            'Meta': {'object_name': 'PGPSignature'},
+            'created': ('django.db.models.fields.DateField', [], {}),
+            'expires': ('django.db.models.fields.DateField', [], {'null': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'signee': ('devel.fields.PGPKeyField', [], {'max_length': '40'}),
+            'signer': ('devel.fields.PGPKeyField', [], {'max_length': '40'}),
+            'valid': ('django.db.models.fields.BooleanField', [], {'default': 'True'})
+        },
+        'devel.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'}),
+            'country': ('django_countries.fields.CountryField', [], {'max_length': '2', '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'}),
+            'last_modified': ('django.db.models.fields.DateTimeField', [], {}),
+            'latin_name': ('django.db.models.fields.CharField', [], {'max_length': '255', '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': ('devel.fields.PGPKeyField', [], {'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'})
+        },
+        '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'})
+        }
+    }
+
+    complete_apps = ['devel']
diff --git a/devel/models.py b/devel/models.py
index fd5a0347..fd5df00a 100644
--- a/devel/models.py
+++ b/devel/models.py
@@ -2,11 +2,12 @@
 import pytz
 
 from django.db import models
+from django.db.models.signals import pre_save
 from django.contrib.auth.models import User
 from django_countries import CountryField
 
 from .fields import PGPKeyField
-from main.utils import make_choice
+from main.utils import make_choice, utc_now
 
 
 class UserProfile(models.Model):
@@ -44,6 +45,7 @@ class UserProfile(models.Model):
     allowed_repos = models.ManyToManyField('main.Repo', blank=True)
     latin_name = models.CharField(max_length=255, null=True, blank=True,
         help_text="Latin-form name; used only for non-Latin full names")
+    last_modified = models.DateTimeField(editable=False)
 
     class Meta:
         db_table = 'user_profiles'
@@ -96,4 +98,18 @@ class PGPSignature(models.Model):
     def __unicode__(self):
         return u'%s → %s' % (self.signer, self.signee)
 
+
+def set_last_modified(sender, **kwargs):
+    '''This will set the 'last_modified' field on the user profile to the
+    current UTC time when either the profile is updated.  For use as a pre_save
+    signal handler.'''
+    obj = kwargs['instance']
+    if hasattr(obj, 'last_modified'):
+        obj.last_modified = utc_now()
+
+
+# connect signals needed to keep cache in line with reality
+pre_save.connect(set_last_modified, sender=UserProfile,
+        dispatch_uid="devel.models")
+
 # vim: set ts=4 sw=4 et: