X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=wwwroot%2Fnodes.php;h=5e757b5516545f2fd431200bc703d93f33b2dea3;hb=3a3a699727ba9d72a102fae436571666b20b29fb;hp=76d170f899506afe80e385e3ee5533fe70a956a4;hpb=006bd683df7dd016449e114e18508931fb1d90b1;p=mirrors%2FKyberia-bloodline.git

diff --git a/wwwroot/nodes.php b/wwwroot/nodes.php
index 76d170f..5e757b5 100644
--- a/wwwroot/nodes.php
+++ b/wwwroot/nodes.php
@@ -32,8 +32,10 @@ if ($_SESSION['debugging']) {
 require('config/config.inc');
 require(INCLUDE_DIR.'senate.inc');
 
-preg_match("/id\/(.*)\//",$_SERVER['HTTP_REFERER'],$ref_match);
-$referer_id=$ref_match[1];
+if (isset($_SERVER['HTTP_REFERER'])) {
+	preg_match("/id\/([0-9]*)\//",$_SERVER['HTTP_REFERER'],$ref_match);
+	$referer_id=$ref_match[1];
+}
 
 //connecting to database and creating universal $db object
 require(INCLUDE_DIR.'log.inc');
@@ -54,7 +56,7 @@ if (!empty($_GET['node_name'])) {
 	$node  = nodes::redirByName($_GET['node_name']);
 }
 elseif (!empty($_GET['node_id'])) {
-	$node = nodes::getNodeById($_GET['node_id'],$_SESSION['user_id']);
+	$node = nodes::getNodeById($_GET['node_id'],(isset($_SESSION['user_id']))?$_SESSION['user_id']:'');
 }
 
 //XXX Paths are wrong (!)
@@ -84,7 +86,7 @@ if ($_SESSION['debugging']) {
 	echo "</pre>";
 }
 
-if ((isset($_SESSION['user_id']) && ($node['node_creator']==$_SESSION['user_id'])) {
+if ((isset($_SESSION['user_id']) && ($node['node_creator']==$_SESSION['user_id']))) {
 	$node['node_permission']='owner';
 }
 
@@ -280,7 +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);
 }
@@ -341,7 +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']);
@@ -432,7 +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);
@@ -549,7 +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");