MDL-19342 - small fixes from Tatsuva Shirai + UTF-8 global straighten up

search/documents/assignment_document.php

@@ -6,6 +6,7 @@
 * @category core
 * @subpackage document_wrappers
 * @author Valery Fremaux [[email protected]] > 1.8
+* @contributor Tatsuva Shirai 20090530
 * @date 2008/03/31
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
 *
@@ -301,6 +302,8 @@ function assignment_check_text_access($path, $itemtype, $this_id, $user, $group_
     $context = get_record('context', 'id', $context_id);
     $cm = get_record('course_modules', 'id', $context->instanceid);
 
+    if (empty($cm)) return false; // Shirai 20090530 - MDL19342 - course module might have been delete
+
     if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', $context)){
         if (!empty($CFG->search_access_debug)) echo "search reject : hidden assignment ";
         return false;