From 70944b3c20cea0dfd1e662adb39593078ff8f035 Mon Sep 17 00:00:00 2001
From: Andrew Williams <andy@tensixtyone.com>
Date: Tue, 1 Jun 2010 11:53:42 +0100
Subject: [PATCH] Added functions to clear old cache documents

---
 cronjobs.txt      |  1 +
 eve_proxy/cron.py | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 eve_proxy/cron.py

diff --git a/cronjobs.txt b/cronjobs.txt
index 1b320e9..f1a777d 100644
--- a/cronjobs.txt
+++ b/cronjobs.txt
@@ -6,3 +6,4 @@ ROOT=/home/matalok/auth/auth
 @hourly					$ROOT/run-cron.py sso.cron RemoveInvalidUsers > $ROOT/logs/auth-update.log 2>&1
 @daily					$ROOT/run-cron.py registration.cron RemoveExpiredProfiles > /dev/null 2>&1
 @daily					$ROOT/run-cron.py eve_api.cron CorpManagementUpdate > $ROOT/logs/corpman-update.log 2>&1
+@daily                                  $ROOT/run-cron.py eve_proxy.cron ClearStaleCache > $ROOT/logs/cache-clear.log 2>&1
diff --git a/eve_proxy/cron.py b/eve_proxy/cron.py
new file mode 100644
index 0000000..e028eac
--- /dev/null
+++ b/eve_proxy/cron.py
@@ -0,0 +1,20 @@
+import logging
+from datetime import datetime
+
+from eve_proxy.models import CachedDocument
+
+class ClearStaleCache():
+        """
+        Clears out any stale cache entries
+        """
+
+        @property
+        def _logger(self):
+            if not hasattr(self, '__logger'):
+                self.__logger = logging.getLogger(__name__)
+            return self.__logger
+                
+        def job(self):
+            objs = CachedDocument.objects.filter(cached_until__lt=datetime.utcnow())
+            self._logger.info('Removing %s stale cache documents')
+            objs.delete()