using contextmenu on forbidden folder creates a page with wrong permissions

if ($use_udperms == 1) {
    $groupsarray = array ();

    if ($_REQUEST['a'] == '27') { // fetch permissions on the document from the database
        $sql = "SELECT * FROM $dbase.`" . $table_prefix . "document_groups` where document=" . $id;
    $rs = mysql_query($sql);
    $limit = mysql_num_rows($rs);
    for ($i = 0; $i < $limit; $i++) {
            $currentgroup = mysql_fetch_assoc($rs);
        $groupsarray[$i] = $currentgroup['document_group'];
    }
} else { // set permissions on the document based on the permissions of the parent document changed by dimmy so that if you are not in to one of the groups than your groups are added.
        if ($_SESSION['mgrDocgroups']) {
           if(is_array($_SESSION['mgrDocgroups'])){ $groupsarray = $_SESSION['mgrDocgroups'];}else{$groupsarray[0] = $_SESSION['mgrDocgroups'];}
        }
        
        if (!empty ($_REQUEST['pid'])) {
            $sql = "SELECT * FROM $dbase.`" . $table_prefix . "document_groups` where document=" . $_REQUEST['pid'];
        $rs = mysql_query($sql);
        $limit = mysql_num_rows($rs);
        for ($i = 0; $i < $limit; $i++) {
                $currentgroup = mysql_fetch_assoc($rs);
            $groupsarray[$i] = $currentgroup['document_group'];
        }
    }
}