promote out of copyright movies automatically

tasks.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 # vi:si:et:sw=4:sts=4:ts=4
+from datetime import datetime
 
 from celery.task import periodic_task
 from celery.schedules import crontab
@@ -11,7 +12,12 @@ import item.models
 @periodic_task(run_every=crontab(hour=6, minute=0), queue='encoding')
 def cron(**kwargs):
     update_double_imdb()
+    outofcopyright()
 
+def outofcopyright():
+    for i in item.models.Item.objects.filter(sort__year__lt=datetime.now().year - 60, level=2):
+        i.level = 1
+        i.save()
 
 def update_double_imdb():
     l = itemlist.models.List.get(name='Double IMDb', user__username='j')