blacklister/list.php

<?php
error_reporting(E_ALL);

require_once 'action.php';
require_once 'db.php';
require_once 'token.php';

$token = substr(trim($_GET['token']),0,25);

if (!(new token)->isUser($token)) {
    echo "user access denied";
    exit;
}
echo (new action)->getList();