From d84c99cabbda1cf287a7eef6e073f2d57d3107c2 Mon Sep 17 00:00:00 2001
From: oliver <oliver@localhost>
Date: Fri, 15 Apr 2016 18:56:58 +0200
Subject: [PATCH] do not reuse pointer (call-by-reference) $drag for editing
 task of questtype ?Drag&Drop? (fixs #160)

---
 questtypes/dragndrop/DragndropQuesttypeController.inc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/questtypes/dragndrop/DragndropQuesttypeController.inc b/questtypes/dragndrop/DragndropQuesttypeController.inc
index c9a63b5d..87d76805 100644
--- a/questtypes/dragndrop/DragndropQuesttypeController.inc
+++ b/questtypes/dragndrop/DragndropQuesttypeController.inc
@@ -256,10 +256,10 @@
             if(!is_null($dndField))
             {
                 $drags = $this->Dragndrop->getDrags($dndField['quest_id']);
-                foreach($drags as &$drag)
+                foreach($drags as &$d)
                 {
-                    $drag['media'] = $this->Media->getSeminaryMediaById($drag['questmedia_id']);
-                    $drag['drops'] = array_map(function($d) { return $d['id']; }, $this->Dragndrop->getDropsForDrag($drag['id']));
+                    $d['media'] = $this->Media->getSeminaryMediaById($d['questmedia_id']);
+                    $d['drops'] = array_map(function($d) { return $d['id']; }, $this->Dragndrop->getDropsForDrag($d['id']));
                 }
             }