<?php

include('config.inc.php');

$db = new PDO('mysql:host=' . $config['host'] . ';dbname=' . $config['database'], $config['dbuser'], $config['password'], [
    \PDO::ATTR_DEFAULT_FETCH_MODE => \PDO::FETCH_ASSOC,
    \PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES 'utf8mb4'"
  ]);

$fileId = isset($_GET['id']) ? intval($_GET['id']) : 0;
if ($fileId === 0)
{
    header("HTTP/1.1 404 Not Found");
    die;
}

    
$sql = "SELECT * FROM mntn_uploads WHERE `id`=:fileId";
$stmt = $db->prepare($sql);
    
if (!$stmt->execute(array('fileId' => $fileId)))
{
    error_log(print_r($stmt->errorInfo(), true));
    header("HTTP/1.1 404 Not Found");
    die;
}

$row = $stmt->fetch();
if (!$row)
{
    header("HTTP/1.1 404 Not Found");
    die;
}

$dest = $config['term_logs_root'] . $row['path'];
if (!file_exists($dest))
{
    header("HTTP/1.1 404 Not Found");
    die;
}

Header("Content-type: application/octet-stream");
Header("Accept-Ranges: bytes");
Header("Accept-Length: " . $row['file_size']);
Header("Content-Disposition: attachment; filename=" . $row['file_name']);

readfile($dest);
exit();