From beb6da0a82c639b117e0e7521475a46731e68071 Mon Sep 17 00:00:00 2001
From: MaZderMind
Date: Tue, 31 Mar 2015 17:06:04 +0200
Subject: Avoid Error when getSchedule does not return a mutuable Array

---
 model/Schedule.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'model')

diff --git a/model/Schedule.php b/model/Schedule.php
index 0eabc73..0536791 100644
--- a/model/Schedule.php
+++ b/model/Schedule.php
@@ -183,7 +183,8 @@ class Schedule extends ModelBase
 	public function getDurationSum()
 	{
 		$sum = 0;
-		foreach(reset($this->getSchedule()) as $event)
+		$schedule = $this->getSchedule();
+		foreach(reset($schedule) as $event)
 			$sum += $event['duration'];
 
 		return $sum;
-- 
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