288 lines
14 KiB
PHP
288 lines
14 KiB
PHP
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<?php
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defined('BASEPATH') OR exit('No direct script access allowed');
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class Youtube extends MY_Controller
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{
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public function __construct()
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{
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parent::__construct('tools');
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$this->load->model('YoutubeDownloadModel', '', TRUE);
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$this->load->model('RedirectModel', '', TRUE);
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}
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public function index()
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{
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$this->load->view('header', ['active' => 'youtube-downloader', 'title' => lang('ytdl_site_title')]);
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$this->load->view('youtube_downloader');
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$this->load->view('footer');
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}
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public function download()
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{
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if (empty($_GET['mime']) OR empty($_GET['token'])) {
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header("Location: /youtube");
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}
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$mime = filter_var($_GET['mime']);
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$ext = str_replace(array('/', 'x-'), '', strstr($mime, '/'));
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$url = base64_decode(filter_var($_GET['token']));
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$name = urldecode($_GET['title']) . '.' . $ext;
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echo $url;
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if ($url) {
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$size = $this->YoutubeDownloadModel->get_size($url);
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// Generate the server headers
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if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== FALSE) {
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header('Content-Type: "' . $mime . '"');
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header('Content-Disposition: attachment; filename="' . $name . '"');
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header('Expires: 0');
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header('Content-Length: ' . $size);
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
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header("Content-Transfer-Encoding: binary");
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header('Pragma: public');
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} else {
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header('Content-Type: "' . $mime . '"');
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header('Content-Disposition: attachment; filename="' . $name . '"');
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header("Content-Transfer-Encoding: binary");
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header('Expires: 0');
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header('Content-Length: ' . $size);
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header('Pragma: no-cache');
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}
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readfile($url);
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exit;
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}
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}
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public function video()
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{
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echo $this->load->view('header', ['title' => lang('ytdl_site_title'), 'active' => 'youtube-downloader'], true);
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if (isset($_REQUEST['videoid'])) {
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$my_id = $_REQUEST['videoid'];
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if (preg_match('/^https:\/\/w{3}?.youtube.com\//', $my_id)) {
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$url = parse_url($my_id);
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$my_id = NULL;
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if (is_array($url) && count($url) > 0 && isset($url['query']) && !empty($url['query'])) {
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$parts = explode('&', $url['query']);
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if (is_array($parts) && count($parts) > 0) {
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foreach ($parts as $p) {
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$pattern = '/^v\=/';
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if (preg_match($pattern, $p)) {
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$my_id = preg_replace($pattern, '', $p);
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break;
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}
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}
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}
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if (!$my_id) {
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header("Location: /tools/youtube?error=1");
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exit;
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}
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} else {
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header("Location: /tools/youtube?error=2");
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exit;
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}
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} elseif (preg_match('/^https?:\/\/youtu.be/', $my_id)) {
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$url = parse_url($my_id);
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$my_id = NULL;
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$my_id = preg_replace('/^\//', '', $url['path']);
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}
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} else {
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header("Location: /tools/youtube?error=1");
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exit;
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}
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if (isset($_REQUEST['type'])) {
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$my_type = $_REQUEST['type'];
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} else {
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$my_type = 'redirect';
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}
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if ($my_type == 'Download') {
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?>
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<section class="container">
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<h1 class="center"><?= lang('ytdl_title'); ?></h1>
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<p class="lead center"><?= lang('ytdl_description'); ?></p>
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<div class="row center">
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<?php
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} // end of if for type=Download
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/* First get the video info page for this video id */
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//$my_video_info = 'http://www.youtube.com/get_video_info?&video_id='. $my_id;
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$my_video_info = 'http://www.youtube.com/get_video_info?&video_id=' . $my_id . '&asv=3&el=detailpage&hl=' . lang('ytdl_language'); //video details fix *1
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$my_video_info = $this->YoutubeDownloadModel->curlGet($my_video_info);
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/* TODO: Check return from curl for status code */
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if (empty($my_video_info)) {
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header("Location: /tools/youtube?error=3");
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}
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$thumbnail_url = $title = $view_count = $author = $length_seconds = $url_encoded_fmt_stream_map = $type = $url = '';
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parse_str($my_video_info);
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$length_seconds = date("i:s", $length_seconds);
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$view_count = number_format($view_count, 0, ',', '.');
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if ($status == 'fail') {
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header("Location: /tools/youtube?error=3");
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exit();
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} ?>
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<div id="info">
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<div class="row">
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<div class="col-sm-4">
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<a href="/file/thumbnail/<?= $my_id; ?>" target="_blank">
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<img class="float-right" style="max-width:100%" src="/file/thumbnail/<?= $my_id; ?>">
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</a>
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</div>
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<div class="col-sm-8">
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<a href="https://youtu.be/<?= $my_id ?>" target="_blank">
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<h3 align="left"><?= $title; ?></h3>
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</a>
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<h4 align="left"><?= lang('ytdl_views'); ?>: <?= $view_count; ?></h4>
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<h4 align="left"><?= lang('ytdl_length') . ': ' . $length_seconds . ' ' . lang('ytdl_minutes'); ?></h4>
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<h4 align="left"><?= lang('ytdl_author') ?>:
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<a href="http://youtube.com/<?= $author; ?>"
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target="_blank"><?= $author; ?></a>
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</h4>
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<a align="left" href="https://youtu.be/<?= $my_id; ?>" target="_blank"
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class="btn btn-primary raised pull-left"><?= lang('ytdl_watch'); ?></a>
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</div>
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</div>
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</div>
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</div>
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<div class="row">
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<?php
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$my_title = $title;
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$cleanedtitle = $this->YoutubeDownloadModel->clean($title);
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if (isset($url_encoded_fmt_stream_map)) {
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/* Now get the url_encoded_fmt_stream_map, and explode on comma */
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$my_formats_array = explode(',', $url_encoded_fmt_stream_map);
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} else {
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echo '<p>No encoded format stream found.</p>';
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echo '<p>Here is what we got from YouTube:</p>';
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echo $my_video_info;
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}
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if (count($my_formats_array) == 0) {
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echo '<p>' . lang('ytdl_error_no_downloads') . '</p>';
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exit;
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}
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/* create an array of available download formats */
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$avail_formats[] = '';
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$i = 0;
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$ipbits = $ip = $itag = $sig = $quality = '';
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$expire = time();
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foreach ($my_formats_array as $format) {
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parse_str($format);
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$avail_formats[$i]['itag'] = $itag;
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$avail_formats[$i]['quality'] = $quality;
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$type = explode(';', $type);
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$avail_formats[$i]['type'] = $type[0];
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$avail_formats[$i]['url'] = urldecode($url) . '&signature=' . $sig;
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parse_str(urldecode($url));
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$avail_formats[$i]['expires'] = date("d.m.Y G:i:s", $expire);
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$avail_formats[$i]['ipbits'] = $ipbits;
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$avail_formats[$i]['ip'] = $ip;
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$i++;
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}
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if ($my_type == 'Download') {
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echo '<p align="left"><b>' . lang('ytdl_available_formats') . ':</b></p>
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<div class="table-responsive"><table class="table table-hover table-striped"><thead><tr><td>' . lang('ytdl_format') . '</td><td>' . lang('ytdl_quality') . '</td><td>' . lang('ytdl_size') . '</td><td>' . lang('ytdl_download_link') . '</td><td>' . lang('ytdl_available_until') . '</td></tr></thead><tbody>';
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$formats = [
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'22' => '720p',
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'18' => '360p',
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'43' => '360p',
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'5' => '240p',
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'36' => '240p',
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'17' => '144p'
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];
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/* now that we have the array, print the options */
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for ($i = 0; $i < count($avail_formats); $i++) {
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$type = explode('/', $avail_formats[$i]['type'])[1];
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$thisurl = base_url('tools/youtube/download?mime=' . $avail_formats[$i]['type'] . '&title=' . urlencode(htmlspecialchars($my_title)) . '&token=' . base64_encode($avail_formats[$i]['url']));
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$url = base_url('r/' . $this->RedirectModel->addRandomItem($thisurl, true, 6));
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echo '<tr><td>';
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echo '<a href="' . base_url('r/' . $this->RedirectModel->addRandomItem($avail_formats[$i]['url'] . '&title=' . $cleanedtitle, true, 6)) . '" class="mime">' . $type . '</a> ';
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echo '</td> ' .
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'<td>' . $formats[$avail_formats[$i]['itag']] . '</td><td><span class="size">' . $this->YoutubeDownloadModel->formatBytes($this->YoutubeDownloadModel->get_size($avail_formats[$i]['url'])) . '</span></td>';
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echo '<td><a href="' . $url . '" class="dl btn btn-default btn-sm">' . lang('ytdl_download_link') . '</a></td><td>' . $avail_formats[$i]['expires'] . '</td>';
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echo '</tr>';
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}
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echo '</tbody></table></div><small>' . lang('ytdl_not_related_youtube') . '</small><br><small>' . lang('ytdl_no_haftung') . '</small><br><small>Der Betreiber nimmt Abstand von jeglichen urheberrechtsverletzenden Handlungen, die mit dem YouTube-Downloader durchgeführt werden könnten und unterstützt diese keinesfalls.</small>';
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?>
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</div>
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</section>
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<?php
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} else {
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/* In this else, the request didn't come from a form but from something else
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* like an RSS feed.
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* As a result, we just want to return the best format, which depends on what
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* the user provided in the url.
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* If they provided "format=best" we just use the largest.
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* If they provided "format=free" we provide the best non-flash version
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* If they provided "format=ipad" we pull the best MP4 version
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*
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* Thanks to the python based youtube-dl for info on the formats
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* http://rg3.github.com/youtube-dl/
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*/
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$format = $_REQUEST['format'];
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$target_formats = '';
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switch ($format) {
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case "best":
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/* largest formats first */
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$target_formats = array('38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13');
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break;
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case "free":
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/* Here we include WebM but prefer it over FLV */
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$target_formats = array('38', '46', '37', '45', '22', '44', '35', '43', '34', '18', '6', '5', '17', '13');
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break;
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case "ipad":
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/* here we leave out WebM video and FLV - looking for MP4 */
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$target_formats = array('37', '22', '18', '17');
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break;
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default:
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/* If they passed in a number use it */
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if (is_numeric($format)) {
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$target_formats[] = $format;
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} else {
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$target_formats = array('38', '37', '46', '22', '45', '35', '44', '34', '18', '43', '6', '5', '17', '13');
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}
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break;
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}
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/* Now we need to find our best format in the list of available formats */
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$best_format = '';
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for ($i = 0; $i < count($target_formats); $i++) {
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for ($j = 0; $j < count($avail_formats); $j++) {
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if ($target_formats[$i] == $avail_formats[$j]['itag']) {
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//echo '<p>Target format found, it is '. $avail_formats[$j]['itag'] .'</p>';
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$best_format = $j;
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break 2;
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}
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}
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}
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//echo '<p>Out of loop, best_format is '. $best_format .'</p>';
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if ((isset($best_format)) &&
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(isset($avail_formats[$best_format]['url'])) &&
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(isset($avail_formats[$best_format]['type']))
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) {
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$redirect_url = $avail_formats[$best_format]['url'] . '&title=' . $cleanedtitle;
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$content_type = $avail_formats[$best_format]['type'];
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}
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if (isset($redirect_url)) {
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header("Location: $redirect_url");
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}
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}
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$this->load->view('footer');
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}
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}
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