From 0d5f30059d666cf595bcca36116ab2099905cb61 Mon Sep 17 00:00:00 2001
From: coderkun <coderkun@localhost>
Date: Mon, 21 Apr 2014 13:17:39 +0200
Subject: [PATCH] allow NULL-values for answers for Questtype ?Multiple Choice?

---
 .../multiplechoice/MultiplechoiceQuesttypeController.inc     | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/questtypes/multiplechoice/MultiplechoiceQuesttypeController.inc b/questtypes/multiplechoice/MultiplechoiceQuesttypeController.inc
index 456db617..bca8c33a 100644
--- a/questtypes/multiplechoice/MultiplechoiceQuesttypeController.inc
+++ b/questtypes/multiplechoice/MultiplechoiceQuesttypeController.inc
@@ -81,12 +81,13 @@
 				// Get answers
 				$userAnswers = $this->getUserAnswers($quest['id'], $question['id']);
 				$answers = $this->Multiplechoice->getAnswersOfQuestion($question['id']);
-				var_dump($userAnswers);
-				var_dump($answers);
 				
 				// Match answers with user answers
 				foreach($answers as &$answer)
 				{
+					if(is_null($answer['tick'])) {
+						continue;
+					}
 					if($answer['tick']) {
 						if(!array_key_exists($answer['pos']-1, $userAnswers)) {
 							return false;