X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=wwwroot%2Fnodes.php;h=5e757b5516545f2fd431200bc703d93f33b2dea3;hb=3a3a699727ba9d72a102fae436571666b20b29fb;hp=a0aec7f8082e13bb81d2f800a2084fb538ed53b8;hpb=1f1c51a0320211685b403d2a8832695c3e5cba0c;p=mirrors%2FKyberia-bloodline.git

diff --git a/wwwroot/nodes.php b/wwwroot/nodes.php
index a0aec7f..5e757b5 100644
--- a/wwwroot/nodes.php
+++ b/wwwroot/nodes.php
@@ -282,7 +282,7 @@ elseif ($transaction) {
 if ($permissions['r']) {
 
 //these 4 lines are not the source of kyberia lagging problems. leave them. started on the 10.4. data gained will be used for scientific purposes
-if ($_SESSION['user_id']) {
+if ((isset($_SESSION['user_id'])) && ($_SESSION['user_id'])) {
 	$q="insert delayed into levenshtein set user_id='".$_SESSION['user_id']."',node_id='".$node['node_id']."'";
 	$db->update($q);
 }
@@ -343,7 +343,7 @@ else {
 
 
 //assigning user data to smarty if user logged in
-if ($user_id=$_SESSION['user_id']) {
+if (isset($_SESSION['user_id'])&($user_id=$_SESSION['user_id'])) {
 	$smarty->assign('_POST',$_POST);
 	$smarty->assign('bookmarks',$_SESSION['bookmarks']);
 	$smarty->assign('ignore',$_SESSION['ignore']);
@@ -434,7 +434,7 @@ else {
 }
 
 
-if ($node['template_id']!='2019721'){
+if (($node['template_id']!='2019721') & (isset($_SESSION['user_id']))){
 //setting user location
 $q="update users set last_action=NOW(),user_location_vector='".$node['node_vector']."',user_action='".addslashes($node['node_name'])."',user_action_id='".$node['node_id']."' where user_id='".$_SESSION['user_id']."'";
 $db->executequery($q);
@@ -551,7 +551,7 @@ if ($node['external_link']=='header://svg' && !is_numeric($template_id)) {
 }
 
 //show own header
-elseif ($_SESSION['header_id']==true) {
+elseif (isset($_SESSION['header_id']) & ($_SESSION['header_id']==true)) {
 	$smarty->assign('header_id',$_SESSION['header_id']);
 	$smarty->template_dir=OWN_TEMPLATE_DIR;
 	$content=$smarty->fetch($_SESSION['header_id'].".tpl");