Warning fix

diff --git a/wwwroot/inc/permissions.inc b/wwwroot/inc/permissions.inc
index 912b3863a1b2ac05e50b15d88dd6c2ffd5f13ccb..64da8ef3c81797e960b87cba1170ee28aad2b02f 100644 (file)
--- a/wwwroot/inc/permissions.inc
+++ b/wwwroot/inc/permissions.inc
@@ -31,6 +31,8 @@ function checkPermissions($node) {
 global $db;
 if (IsSet($_SESSION['user_id'])) {
        $user_id=$_SESSION['user_id'];
+} else {
+       $user_id=0;
 }
 
 /*

diff --git a/wwwroot/nodes.php b/wwwroot/nodes.php
index a0aec7f8082e13bb81d2f800a2084fb538ed53b8..29853369e36c52b991b91ea1f3b8349a84b447d3 100644 (file)
--- 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);
 }