implement lookup

pandora/item/views.py

@@ -699,8 +699,21 @@ def lookup(request, data):
     }
     see: add, edit, find, get, remove, upload
     '''
+    i = None
     if 'id' in data:
         i = models.Item.objects.get(public_id=data['id'])
+    elif not filter(None, [d not in  ('title', 'year', 'director') for d in data.keys()]):
+        key = data.keys()[0]
+        value = data[key]
+        qs = models.Item.objects.find({'query': {
+            'conditions': [
+                {'key': key, 'value': data[key], 'operator': '=='} for key in data
+            ],
+            'operator': '&'
+        }}, request.user)
+        if qs.count() == 1:
+            i = qs[0]
+    if i:
         r = {'id': i.public_id}
         for key in ('title', 'director', 'year'):
             r[key] = i.get(key)