From 1322b7199a25e392d9ead383028b9b9a3735680a Mon Sep 17 00:00:00 2001
From: skodak <skodak>
Date: Mon, 31 Jul 2006 10:05:23 +0000
Subject: [PATCH] fixed warning when no referer available; merged from
 MOODLE_16_STABLE

---
 mod/forum/post.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mod/forum/post.php b/mod/forum/post.php
index 74af5d1505..6d6b62b42e 100644
--- a/mod/forum/post.php
+++ b/mod/forum/post.php
@@ -372,7 +372,11 @@
     } else if (!empty($forum)) {
 /// User is starting a new discussion in a forum
 
-        $SESSION->fromurl = $_SERVER["HTTP_REFERER"];
+        if (!empty($_SERVER["HTTP_REFERER"])) {
+            $SESSION->fromurl = $_SERVER["HTTP_REFERER"];
+        } else {
+            $SESSION->fromurl = '';
+        }
 
         if (! $forum = get_record("forum", "id", $forum)) {
             error("The forum number was incorrect ($forum)");
-- 
2.39.5