From 16fb9d75d3902c007f53a84f2e7a4b8ac13553a5 Mon Sep 17 00:00:00 2001
From: drigato <denise.rigato@sourcefabric.org>
Date: Mon, 5 May 2014 12:25:42 -0400
Subject: [PATCH] Changed GetDiskUsage so it will always return 0 if the value
 has not been set yet

---
 airtime_mvc/application/models/Preference.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index 65b42e83f..50de284a3 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -1428,7 +1428,8 @@ class Application_Model_Preference
 
     public static function getDiskUsage()
     {
-        return self::getValue("disk_usage");
+        $val = self::getValue("disk_usage");
+        return (strlen($val) == 0) ? 0 : $val;
     }
 
     public static function setDiskUsage($value)