Use app registry to check for staticfiles on Django >= 1.7.

This fixes issue #626.

1 files changed, 10 insertions, 1 deletions

diff --git a/compressor/utils/staticfiles.py b/compressor/utils/staticfiles.py
index 2d9ed00..d65d318 100644
--- a/compressor/utils/staticfiles.py
+++ b/compressor/utils/staticfiles.py
@@ -1,10 +1,19 @@
 from __future__ import absolute_import, unicode_literals
 
+import django
 from django.core.exceptions import ImproperlyConfigured
 
 from compressor.conf import settings
 
-if "django.contrib.staticfiles" in settings.INSTALLED_APPS:
+
+def staticfiles_installed():
+    if django.VERSION < (1, 7):
+        return "django.contrib.staticfiles" in settings.INSTALLED_APPS
+    from django.apps import apps
+    return apps.is_installed("django.contrib.staticfiles")
+
+
+if staticfiles_installed():
     from django.contrib.staticfiles import finders  # noqa
 
     if ("compressor.finders.CompressorFinder"