X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=wwwroot%2Fnodes.php;h=75b613b6737d0adec9b34d6b023442bbc9e4a40a;hb=71a598e9ace080c3a636a39cc110e1ed169a1a4e;hp=1d68665516f06b3f697a799aa3f4d610193affbd;hpb=e7c3a55a867cd2b4c7c2cf56da69b4cce1b7088d;p=mirrors%2FKyberia-bloodline.git

diff --git a/wwwroot/nodes.php b/wwwroot/nodes.php
index 1d68665..75b613b 100644
--- a/wwwroot/nodes.php
+++ b/wwwroot/nodes.php
@@ -156,11 +156,11 @@ if (!empty($_SESSION['debugging']) && $_SESSION['debugging']) {
 
 // DO NOT MESS WITH THIS !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 //creating neural network
-if  (preg_match('/id\/(\d+)/',$_SERVER['HTTP_REFERER'],$match)) {
+if  (preg_match('/id\/(\d+)/',isset($_SERVER['HTTP_REFERER'])? $_SERVER['HTTP_REFERER'] : "",$match)) {
 	$referer_id=$match[1];
-} elseif (preg_match('/k\/([a-z0-9]{1,7})/',$_SERVER['HTTP_REFERER'],$match)) {
+} elseif (preg_match('/k\/([a-z0-9]{1,7})/',isset($_SERVER['HTTP_REFERER'])? $_SERVER['HTTP_REFERER'] : "",$match)) {
 	$referer_id=base_convert($match[1], 36, 10);
-} elseif (preg_match('/name\/(.*?)\/?$/',$_SERVER['HTTP_REFERER'],$match)) {
+} elseif (preg_match('/name\/(.*?)\/?$/',isset($_SERVER['HTTP_REFERER'])? $_SERVER['HTTP_REFERER'] : "",$match)) {
 	$referer_id  = nodes::getNodeIdByName($match[1]);
 }