MDL-49366 questions: avoid PHP notices from bad pluginfile URLs

moodle · Mar 5, 2015 · 9c75f8d · 9c75f8d
1 parent b90f98d
commit 9c75f8d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lib/questionlib.php b/lib/questionlib.php
@@ -1833,6 +1833,9 @@ function question_pluginfile($course, $context, $component, $filearea, $args, $f
 
     $module = $DB->get_field('question_usages', 'component',
             array('id' => $qubaid));
+    if (!$module) {
+        send_file_not_found();
+    }
 
     if ($module === 'core_question_preview') {
         require_once($CFG->dirroot . '/question/previewlib.php');