forum: MDL-19119 missing require now course/lib.php is not included everywhere.

diff --git a/mod/forum/post.php b/mod/forum/post.php
index 03c19ed5d77ac191be597f83a4a48b96a0de0ac5..9236234d9e8a1ada8d15d42fb24f01e6a9bc0ce1 100644 (file)
--- a/mod/forum/post.php
+++ b/mod/forum/post.php
@@ -4,6 +4,7 @@
 
     require_once('../../config.php');
     require_once('lib.php');
+    require_once($CFG->libdir.'/completionlib.php');
 
     $reply   = optional_param('reply', 0, PARAM_INT);
     $forum   = optional_param('forum', 0, PARAM_INT);