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<?php
/*
 * MIT License
 *
 * Copyright (c) 2022- Minteck
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */

session_start();

if ($_SERVER['SERVER_NAME'] !== "viewer.familine.minteck.org") {
    header("Location: /");
    die();
}

if (isset($_GET['i'])) {
    $id = $_GET['i'];
} else {
    header("Location: https://share.familine.minteck.org");
    die();
}

if ($id !== $_SESSION["pvid"]) {
    die();
}

$file = $_SERVER['DOCUMENT_ROOT'] . "/private/shares/" . $_SESSION['filename'];

header('Content-Description: File Transfer');
header('Content-Type: ' . mime_content_type($file));
header('Content-Disposition: filename="' . str_replace("\"", "''", $_SESSION['name']) . '"');
header('Content-Transfer-Encoding: binary');
header('Content-Length: ' . filesize($file));
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
ob_clean();
flush();
readfile($file);
exit;