133 行
5.6 KiB
PHP
133 行
5.6 KiB
PHP
<?php
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/**
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* RssBridgeYoutube
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* Returns the newest videos
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*
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* @name Youtube Bridge
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* @homepage https://www.youtube.com/
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* @description Returns the 10 newest videos by username/channel/playlist or search
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* @maintainer mitsukarenai
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* @update 2014-06-20
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* @use1(u="username")
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* @use2(c="channel id")
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* @use3(p="playlist id")
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* @use4(s="search keyword",pa="page")
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*
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* WARNING: to parse big playlists (over ~90 videos), you need to edit simple_html_dom.php:
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* change: define('MAX_FILE_SIZE', 600000);
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* into: define('MAX_FILE_SIZE', 900000); (or more)
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*/
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class YoutubeBridge extends BridgeAbstract{
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private $request;
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public function collectData(array $param){
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function getPublishDate($id) {
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// relies on Youtube API; deprecated
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$json = json_decode(file_get_contents("https://gdata.youtube.com/feeds/api/videos/$id?v=2&alt=json"), TRUE);
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$timestamp = strtotime($json['entry']['published']['$t']);
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return $timestamp;
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}
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$html = '';
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$limit = 10;
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$count = 0;
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if (isset($param['u'])) { /* user timeline mode */
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$this->request = $param['u'];
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$html = file_get_html('https://www.youtube.com/user/'.urlencode($this->request).'/videos') or $this->returnError('Could not request Youtube.', 404);
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foreach($html->find('li.channels-content-item') as $element) {
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if($count < $limit) {
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$item = new \Item();
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$videoquery = parse_url($element->find('a',0)->href, PHP_URL_QUERY); parse_str($videoquery, $videoquery);
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$item->id = $videoquery['v'];
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$item->uri = 'https://www.youtube.com/watch?v='.$item->id;
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$item->thumbnailUri = 'https:'.$element->find('img',0)->src;
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$item->title = trim($element->find('h3',0)->plaintext);
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$item->timestamp = getPublishDate($item->id);
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$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
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$this->items[] = $item;
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$count++;
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}
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}
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}
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else if (isset($param['c'])) { /* channel timeline mode */
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$this->request = $param['c'];
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$html = file_get_html('https://www.youtube.com/channel/'.urlencode($this->request).'/videos') or $this->returnError('Could not request Youtube.', 404);
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foreach($html->find('li.channels-content-item') as $element) {
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if($count < $limit) {
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$item = new \Item();
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$videoquery = parse_url($element->find('a',0)->href, PHP_URL_QUERY); parse_str($videoquery, $videoquery);
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$item->id = $videoquery['v'];
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$item->uri = 'https://www.youtube.com/watch?v='.$item->id;
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$item->thumbnailUri = 'https:'.$element->find('img',0)->src;
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$item->title = trim($element->find('h3',0)->plaintext);
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$item->timestamp = getPublishDate($item->id);
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$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
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$this->items[] = $item;
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$count++;
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}
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}
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}
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else if (isset($param['p'])) { /* playlist mode */
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$this->request = $param['p'];
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$html = file_get_html('https://www.youtube.com/playlist?list='.urlencode($this->request).'') or $this->returnError('Could not request Youtube.', 404);
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foreach($html->find('tr.pl-video') as $element) {
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if($count < $limit) {
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$item = new \Item();
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$item->uri = 'https://www.youtube.com'.$element->find('.pl-video-title a',0)->href;
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$item->thumbnailUri = 'https:'.str_replace('/default.','/mqdefault.',$element->find('.pl-video-thumbnail img',0)->src);
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$item->title = trim($element->find('.pl-video-title a',0)->plaintext);
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$item->id = str_replace('/watch?v=', '', $element->find('a',0)->href);
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$item->timestamp = getPublishDate($item->id);
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$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
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$this->items[] = $item;
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$count++;
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}
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$this->request = 'Playlist '.trim(str_replace(' - YouTube', '', $html->find('title', 0)->plaintext)).', by '.$html->find('h1', 0)->plaintext;
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}
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}
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else if (isset($param['s'])) { /* search mode */
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$this->request = $param['s']; $page = 1; if (isset($param['pa'])) $page = (int)preg_replace("/[^0-9]/",'', $param['pa']);
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$html = file_get_html('https://www.youtube.com/results?search_query='.urlencode($this->request).'&&page='.$page.'&filters=video&search_sort=video_date_uploaded') or $this->returnError('Could not request Youtube.', 404);
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foreach($html->find('li.yt-lockup') as $element) {
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$item = new \Item();
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$item->uri = 'https://www.youtube.com'.$element->find('a',0)->href;
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$checkthumb = $element->find('img', 0)->getAttribute('data-thumb');
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if($checkthumb !== FALSE)
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$item->thumbnailUri = $checkthumb;
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else
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$item->thumbnailUri = ''.$element->find('img',0)->src;
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$item->title = trim($element->find('h3',0)->plaintext);
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$item->id = str_replace('/watch?v=', '', $element->find('a',0)->href);
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//$item->timestamp = getPublishDate($item->id); /* better not use it here */
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$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
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$this->items[] = $item;
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}
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$this->request = 'Search: '.str_replace(' - YouTube', '', $html->find('title', 0)->plaintext);
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}
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else
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$this->returnError('You must either specify a Youtube username (?u=...) or a channel id (?c=...) or a playlist id (?p=...) or search (?s=...)', 400);
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}
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public function getName(){
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return (!empty($this->request) ? $this->request .' - ' : '') .'Youtube Bridge';
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}
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public function getURI(){
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return 'https://www.youtube.com/';
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}
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public function getCacheDuration(){
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return 10800; // 3 hours
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}
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}
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