From be1f4ab75976c846cee7d12741b93d4f5c54c128 Mon Sep 17 00:00:00 2001
From: Marina Glancy <marina@moodle.com>
Date: Thu, 14 Jul 2011 11:00:09 +0800
Subject: [PATCH] MDL-27756 Improving move_course() performance

---
 course/lib.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/course/lib.php b/course/lib.php
index ade4dd585c6..160bd758acd 100644
--- a/course/lib.php
+++ b/course/lib.php
@@ -3366,10 +3366,13 @@ function move_courses($courseids, $categoryid) {
     }
 
     $courseids = array_reverse($courseids);
+    $newparent = get_context_instance(CONTEXT_COURSECAT, $category->id);
     $i = 1;
 
     foreach ($courseids as $courseid) {
         if ($course = $DB->get_record('course', array('id'=>$courseid), 'id, category')) {
+            $course = new stdClass();
+            $course->id = $courseid;
             $course->category  = $category->id;
             $course->sortorder = $category->sortorder + MAX_COURSES_IN_CATEGORY - $i++;
             if ($category->visible == 0) {
@@ -3381,7 +3384,6 @@ function move_courses($courseids, $categoryid) {
             $DB->update_record('course', $course);
 
             $context   = get_context_instance(CONTEXT_COURSE, $course->id);
-            $newparent = get_context_instance(CONTEXT_COURSECAT, $course->category);
             context_moved($context, $newparent);
         }
     }