$node = nodes::redirByName($_GET['node_name']);
}
elseif (!empty($_GET['node_id'])) {
- $node = nodes::getNodeById($_GET['node_id'],isset($_SESSION['user_id']))?$_SESSION['user_id']:'');
+ $node = nodes::getNodeById($_GET['node_id'],(isset($_SESSION['user_id']))?$_SESSION['user_id']:'');
}
//XXX Paths are wrong (!)
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);
}
//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']);
}
-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);
}
//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");