Double quotes to single and blah blah.

diff --git a/mod/quiz/lib.php b/mod/quiz/lib.php
index 2f03bd6ee6c2ac5e6e38f5f7e5aa0e8a5161e7d8..6c5e4581e47f9e3a031c52d8aa746b14b07d2da1 100644 (file)
--- a/mod/quiz/lib.php
+++ b/mod/quiz/lib.php
@@ -246,13 +246,13 @@ function quiz_cron () {
 function quiz_grades($quizid) {
 /// Must return an array of grades, indexed by user, and a max grade.
 
-    $quiz = get_record("quiz", "id", $quizid);
-    if (empty($quiz) or empty($quiz->grade)) {
+    $quiz = get_record('quiz', 'id', intval($quizid));
+    if (empty($quiz) || empty($quiz->grade)) {
         return NULL;
     }
 
-    $return->grades = get_records_menu("quiz_grades", "quiz", $quizid, "", "userid,grade");
-    $return->maxgrade = get_field("quiz", "grade", "id", "$quizid");
+    $return->grades = get_records_menu('quiz_grades', 'quiz', $quiz->id, '', 'userid, grade');
+    $return->maxgrade = get_field('quiz', 'grade', 'id', $quiz->id);
     return $return;
 }