warnings cleanup

[mirrors/Kyberia-bloodline.git] / wwwroot / backend / mysql / permissions.inc

diff --git a/wwwroot/backend/mysql/permissions.inc b/wwwroot/backend/mysql/permissions.inc
index a66af2d1298633854c6cd2ea3a66d9948083b66a..234221cd546a64af9d18426dac5e1797d92aef69 100644 (file)
--- a/wwwroot/backend/mysql/permissions.inc
+++ b/wwwroot/backend/mysql/permissions.inc
@@ -17,13 +17,13 @@ public static function checkPerms($node) {
                $node_id=$node;
        }
 
-       if (!$node_vector) {
+       if (empty($node_vector)) {
                $set=$db->query("select node_vector from  nodes where node_id='$node_id'");
                $set->next();
                $node_vector=$set->getString('node_vector');
        }
-
-    $user_id = $_SESSION['user_id'];
+       
+       $user_id=(empty($_SESSION['user_id'])) ? "" : $_SESSION['user_id'];
 
     $perms['r'] = 0;
     $perms['w'] = 0;