MDL-15047 "Quiz overview report download is broken - patch" fixed.

Merged from 1.9 stable branch.

diff --git a/mod/quiz/report/overview/report.php b/mod/quiz/report/overview/report.php
index 888729fe3eebe5b6dfe945d0196eb9a87c481681..2a47c3d757f30bd21e0a5adfdcfdc654c3d7b448 100644 (file)
--- a/mod/quiz/report/overview/report.php
+++ b/mod/quiz/report/overview/report.php
@@ -352,7 +352,11 @@ class quiz_report extends quiz_default_report {
 
         $countsql = 'SELECT COUNT(DISTINCT('.sql_concat('u.id', '\'#\'', 'COALESCE(qa.attempt, 0)').')) '.$from.$where;
 
-        $sort = $table->get_sql_sort();
+        if (!$download){
+            $sort = $table->get_sql_sort();
+        } else {
+            $sort = '';
+        }
         // Fix some wired sorting
         if (empty($sort)) {
             $sort = ' ORDER BY uniqueid';