use pillow configs for post-save signal

.travis.yml

@@ -1,8 +1,13 @@
+sudo: false
 language: python
 python:
  - "2.7"
+addons:
+  apt:
+    packages:
+    - libevent-dev
 install:
- - "sudo apt-get install libevent-dev"
+ - "pip install -r requirements.txt"
  - "pip install -e ."
  - "psql -c 'create database fluff_test' -U postgres"
  - "pip install coverage coveralls"

fluff/signals.py

@@ -6,7 +6,7 @@
 from django.conf import settings
 from itertools import chain
 from django.db.models import signals
-from pillowtop.utils import get_pillow_class
+from pillowtop.utils import get_pillow_class, get_all_pillow_configs
 from alembic.migration import MigrationContext
 from alembic.autogenerate import compare_metadata
 from fluff.util import metadata as fluff_metadata
@@ -29,9 +29,9 @@ def catch_signal(sender, **kwargs):
 
     from fluff import FluffPillow
     table_pillow_map = {}
-    pillows = list(chain.from_iterable(settings.PILLOWTOPS.values()))
-    for pillow_string in pillows:
-        pillow_class = get_pillow_class(pillow_string)
+    pillow_configs = get_all_pillow_configs()
+    for pillow_config in pillow_configs:
+        pillow_class = pillow_config.get_class()
         if issubclass(pillow_class, FluffPillow):
             doc = pillow_class.indicator_class()
             if doc.save_direct_to_sql:

requirements.txt

@@ -1,7 +1,7 @@
 Django==1.7.10
 jsonobject-couchdbkit==0.7.0.1
 pytz==2013b
-six==1.3.0
+six>=1.5.0
 SQLAlchemy==0.8.2
 alembic==0.6.4
 unittest2==0.5.1