65 lines
2 KiB
PHP
65 lines
2 KiB
PHP
<?php
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namespace App\Controllers;
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class ProxyController {
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const VALID_TIKTOK_DOMAINS = [
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"tiktokcdn.com", "tiktokcdn-us.com", "tiktok.com"
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];
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static private function isValidDomain(string $url) {
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$host = parse_url($url, PHP_URL_HOST);
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$host_split = explode('.', $host);
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$host_count = count($host_split);
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if ($host_count === 2) {
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// Using no watermark
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return in_array($host_split[0] . '.' . $host_split[1], self::VALID_TIKTOK_DOMAINS);
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} elseif ($host_count === 3) {
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return in_array($host_split[1] . '.' . $host_split[2], self::VALID_TIKTOK_DOMAINS);
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}
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return false;
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}
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static private function checkUrl() {
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if (!isset($_GET['url'])) {
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die('You need to send a URL');
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}
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if (!filter_var($_GET['url'], FILTER_VALIDATE_URL) || !self::isValidDomain($_GET['url'])) {
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die('Not a valid URL');
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}
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}
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static private function getFileName(): string {
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$filename = 'tiktok-video';
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if (isset($_GET['user'])) {
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$filename .= '-' . $_GET['user'] . '-' . $_GET['id'];
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}
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return $filename;
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}
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static public function stream() {
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if (isset($_GET['download'])) {
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$watermark = isset($_GET['watermark']);
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if ($watermark) {
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self::checkUrl();
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$filename = self::getFileName();
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$downloader = new \Sovit\TikTok\Download();
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$downloader->url($_GET['url'], $filename, true);
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} else {
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if (!isset($_GET['id'])) {
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die('You need to send an ID!');
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}
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$filename = self::getFileName();
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$downloader = new \Sovit\TikTok\Download();
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$downloader->url($_GET['id'], $filename, false);
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}
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} else {
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self::checkUrl();
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$url = $_GET['url'];
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$streamer = new \Sovit\TikTok\Stream();
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$streamer->stream($url);
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}
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}
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}
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