Rss-Bridge/bridges/YoutubeBridge.php
2016-05-01 17:26:43 +01:00

179 lines
6.3 KiB
PHP

<?php
/**
* RssBridgeYoutube
* Returns the newest videos
* WARNING: to parse big playlists (over ~90 videos), you need to edit simple_html_dom.php:
* change: define('MAX_FILE_SIZE', 600000);
* into: define('MAX_FILE_SIZE', 900000); (or more)
*/
class YoutubeBridge extends BridgeAbstract {
public function loadMetadatas() {
$this->name = "Youtube Bridge";
$this->homepage = "https://youtube.com";
$this->description = "Returns the 10 newest videos by username/channel/playlist or search";
$this->maintainer = "mitsukarenai";
$this->parameters["By username"] =
'[
{
"type" : "text",
"identifier" : "u",
"name" : "username",
"exampleValue" : "test",
"required" : "required"
}
]';
$this->parameters['By channel id'] =
'[
{
"type" : "text",
"identifier" : "c",
"name" : "channel id",
"exampleValue" : "test",
"required" : "required"
}
]';
$this->parameters['By playlist Id'] =
'[
{
"type" : "number",
"identifier" : "c",
"name" : "playlist id",
"exampleValue" : "15"
}
]';
$this->parameters["Search result"] =
'[
{
"type" : "text",
"identifier" : "s",
"name" : "search keyword",
"exampleValue" : "test"
},
{
"type" : "number",
"identifier" : "pa",
"name" : "page",
"exampleValue" : "1"
}
]';
}
public function collectData(array $param){
function getPublishDate($id) {
$html2 = file_get_html("https://www.youtube.com/watch?v=$id");
$timestamp = strtotime($html2->find('meta[itemprop=datePublished]', 0)->getAttribute('content') );
return $timestamp;
}
$html = '';
$limit = 10;
$count = 0;
if (isset($param['u'])) { /* user timeline mode */
$this->request = $param['u'];
$html = file_get_html('https://www.youtube.com/user/'.urlencode($this->request).'/videos') or $this->returnError('Could not request Youtube.', 404);
foreach($html->find('li.channels-content-item') as $element) {
if($count < $limit) {
$item = new \Item();
$videoquery = parse_url($element->find('a',0)->href, PHP_URL_QUERY); parse_str($videoquery, $videoquery);
$item->id = $videoquery['v'];
$item->uri = 'https://www.youtube.com/watch?v='.$item->id;
$item->thumbnailUri = $element->find('img',0)->src;
$item->title = trim($element->find('h3',0)->plaintext);
$item->timestamp = getPublishDate($item->id);
$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
$this->items[] = $item;
$count++;
}
}
}
else if (isset($param['c'])) { /* channel timeline mode */
$this->request = $param['c'];
$html = file_get_html('https://www.youtube.com/channel/'.urlencode($this->request).'/videos') or $this->returnError('Could not request Youtube.', 404);
foreach($html->find('li.channels-content-item') as $element) {
if($count < $limit) {
$item = new \Item();
$videoquery = parse_url($element->find('a',0)->href, PHP_URL_QUERY); parse_str($videoquery, $videoquery);
$item->id = $videoquery['v'];
$item->uri = 'https://www.youtube.com/watch?v='.$item->id;
$item->thumbnailUri = $element->find('img',0)->src;
$item->title = trim($element->find('h3',0)->plaintext);
$item->timestamp = getPublishDate($item->id);
$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
$this->items[] = $item;
$count++;
}
}
}
else if (isset($param['p'])) { /* playlist mode */
$this->request = $param['p'];
$html = file_get_html('https://www.youtube.com/playlist?list='.urlencode($this->request).'') or $this->returnError('Could not request Youtube.', 404);
foreach($html->find('tr.pl-video') as $element) {
if($count < $limit) {
$item = new \Item();
$item->uri = 'https://www.youtube.com'.$element->find('.pl-video-title a',0)->href;
$item->thumbnailUri = $element->find('img',0)->getAttribute('data-thumb');
$item->title = trim($element->find('.pl-video-title a',0)->plaintext);
$item->id = str_replace('/watch?v=', '', $element->find('a',0)->href);
$item->timestamp = getPublishDate($item->id);
$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
$this->items[] = $item;
$count++;
}
$this->request = 'Playlist '.trim(str_replace(' - YouTube', '', $html->find('title', 0)->plaintext)).', by '.$html->find('h1', 0)->plaintext;
}
}
else if (isset($param['s'])) { /* search mode */
$this->request = $param['s']; $page = 1; if (isset($param['pa'])) $page = (int)preg_replace("/[^0-9]/",'', $param['pa']);
$html = file_get_html('https://www.youtube.com/results?search_query='.urlencode($this->request).'&page='.$page.'&filters=video&search_sort=video_date_uploaded') or $this->returnError('Could not request Youtube.', 404);
foreach($html->find('div.yt-lockup') as $element) {
$item = new \Item();
$item->uri = 'https://www.youtube.com'.$element->find('a',0)->href;
$checkthumb = $element->find('img', 0)->getAttribute('data-thumb');
if($checkthumb !== FALSE)
$item->thumbnailUri = $checkthumb;
else
$item->thumbnailUri = ''.$element->find('img',0)->src;
$item->title = trim($element->find('h3',0)->plaintext);
$item->id = str_replace('/watch?v=', '', $element->find('a',0)->href);
//$item->timestamp = getPublishDate($item->id); /* bogus: better not use it */
$item->content = '<a href="' . $item->uri . '"><img src="' . $item->thumbnailUri . '" /></a><br><a href="' . $item->uri . '">' . $item->title . '</a>';
$this->items[] = $item;
}
$this->request = 'Search: '.str_replace(' - YouTube', '', $html->find('title', 0)->plaintext);
}
else
$this->returnError('You must either specify a Youtube username (?u=...) or a channel id (?c=...) or a playlist id (?p=...) or search (?s=...)', 400);
}
public function getName(){
return (!empty($this->request) ? $this->request .' - ' : '') .'Youtube Bridge';
}
public function getURI(){
return 'https://www.youtube.com/';
}
public function getCacheDuration(){
return 10800; // 3 hours
}
}