newznab-tmux/public/admin/content-delete.php

<?php

require_once dirname(__DIR__).DIRECTORY_SEPARATOR.'smarty.php';

use nntmux\Contents;

$page = new AdminPage();

if (isset($_GET['id'])) {
    $contents = new Contents();
    $contents->delete($_GET['id']);
}

$referrer = $_SERVER['HTTP_REFERER'];
header('Location: '.$referrer);