From 9648555473aced8e58fe0b83c68d0655945b8eb7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Kut=C3=BD?= <6du1ro.n@gmail.com>
Date: Thu, 17 Sep 2015 21:15:10 +0200
Subject: [PATCH] fix RemovedInDjango19Warning: 'get_cache' is deprecated in
 favor of 'caches'.

---
 dbtemplates/utils/cache.py | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/dbtemplates/utils/cache.py b/dbtemplates/utils/cache.py
index 13a48d7..077c597 100644
--- a/dbtemplates/utils/cache.py
+++ b/dbtemplates/utils/cache.py
@@ -1,5 +1,4 @@
-from django.core.cache import get_cache
-
+from django.core import signals
 from django.contrib.sites.models import Site
 from django.template.defaultfilters import slugify
 
@@ -7,7 +6,22 @@ from dbtemplates.conf import settings
 
 
 def get_cache_backend():
-    return get_cache(settings.DBTEMPLATES_CACHE_BACKEND)
+    """
+    Compatibilty wrapper for getting Django's cache backend instance
+    """
+    try:
+        from django.core.cache import _create_cache
+    except ImportError:
+        # Django < 1.7
+        from django.core.cache import get_cache as _get_cache
+        return _get_cache(settings.DBTEMPLATES_CACHE_BACKEND)
+
+    cache = _create_cache(settings.DBTEMPLATES_CACHE_BACKEND)
+    # Some caches -- python-memcached in particular -- need to do a cleanup at the
+    # end of a request cycle. If not implemented in a particular backend
+    # cache.close is a no-op
+    signals.request_finished.connect(cache.close)
+    return cache
 
 cache = get_cache_backend()