array( 'u' => array( 'name' => 'username', 'exampleValue' => 'test', 'required' => true ) ), 'By channel id' => array( 'c' => array( 'name' => 'channel id', 'exampleValue' => '15', 'required' => true ) ), 'By playlist Id' => array( 'p' => array( 'name' => 'playlist id', 'exampleValue' => '15' ) ), 'Search result' => array( 's' => array( 'name' => 'search keyword', 'exampleValue' => 'test' ), 'pa' => array( 'name' => 'page', 'type' => 'number', 'exampleValue' => 1 ) ) ); private function ytBridgeQueryVideoInfo($vid, &$author, &$desc, &$time){ $html = $this->ytGetSimpleHTMLDOM(self::URI . "watch?v=$vid"); // Skip unavailable videos if(!strpos($html->innertext, 'IS_UNAVAILABLE_PAGE')) { return; } foreach($html->find('script') as $script) { $data = trim($script->innertext); if(strpos($data, '{') !== 0) continue; // Wrong script $json = json_decode($data); if(!isset($json->itemListElement)) continue; // Wrong script $author = $json->itemListElement[0]->item->name; } if(!is_null($html->find('#watch-description-text', 0))) $desc = $html->find('#watch-description-text', 0)->innertext; if(!is_null($html->find('meta[itemprop=datePublished]', 0))) $time = strtotime($html->find('meta[itemprop=datePublished]', 0)->getAttribute('content')); } private function ytBridgeAddItem($vid, $title, $author, $desc, $time){ $item = array(); $item['id'] = $vid; $item['title'] = $title; $item['author'] = $author; $item['timestamp'] = $time; $item['uri'] = self::URI . 'watch?v=' . $vid; $thumbnailUri = str_replace('/www.', '/img.', self::URI) . 'vi/' . $vid . '/0.jpg'; $item['content'] = '
' . $desc; $this->items[] = $item; } private function ytBridgeParseXmlFeed($xml) { foreach($xml->find('entry') as $element) { $title = $this->ytBridgeFixTitle($element->find('title', 0)->plaintext); $author = $element->find('name', 0)->plaintext; $desc = $element->find('media:description', 0)->innertext; // Make sure the description is easy on the eye :) $desc = htmlspecialchars($desc); $desc = nl2br($desc); $desc = preg_replace('/(http[s]{0,1}\:\/\/[a-zA-Z0-9.\/\?\&=\-_]{4,})/ims', '$1 ', $desc); $vid = str_replace('yt:video:', '', $element->find('id', 0)->plaintext); $time = strtotime($element->find('published', 0)->plaintext); if(strpos($vid, 'googleads') === false) $this->ytBridgeAddItem($vid, $title, $author, $desc, $time); } $this->feedName = $this->ytBridgeFixTitle($xml->find('feed > title', 0)->plaintext); // feedName will be used by getName() } private function ytBridgeParseHtmlListing($html, $element_selector, $title_selector, $add_parsed_items = true) { $limit = $add_parsed_items ? 10 : INF; $count = 0; foreach($html->find($element_selector) as $element) { if($count < $limit) { $author = ''; $desc = ''; $time = 0; $vid = str_replace('/watch?v=', '', $element->find('a', 0)->href); $vid = substr($vid, 0, strpos($vid, '&') ?: strlen($vid)); $title = $this->ytBridgeFixTitle($element->find($title_selector, 0)->plaintext); if($title != '[Private Video]' && strpos($vid, 'googleads') === false) { if ($add_parsed_items) { $this->ytBridgeQueryVideoInfo($vid, $author, $desc, $time); $this->ytBridgeAddItem($vid, $title, $author, $desc, $time); } $count++; } } } return $count; } private function ytBridgeFixTitle($title) { // convert both Ӓ and " to UTF-8 return html_entity_decode($title, ENT_QUOTES, 'UTF-8'); } private function ytGetSimpleHTMLDOM($url){ return getSimpleHTMLDOM($url, $header = array(), $opts = array(), $lowercase = true, $forceTagsClosed = true, $target_charset = DEFAULT_TARGET_CHARSET, $stripRN = false, $defaultBRText = DEFAULT_BR_TEXT, $defaultSpanText = DEFAULT_SPAN_TEXT); } public function collectData(){ $xml = ''; $html = ''; $url_feed = ''; $url_listing = ''; if($this->getInput('u')) { /* User and Channel modes */ $this->request = $this->getInput('u'); $url_feed = self::URI . 'feeds/videos.xml?user=' . urlencode($this->request); $url_listing = self::URI . 'user/' . urlencode($this->request) . '/videos'; } elseif($this->getInput('c')) { $this->request = $this->getInput('c'); $url_feed = self::URI . 'feeds/videos.xml?channel_id=' . urlencode($this->request); $url_listing = self::URI . 'channel/' . urlencode($this->request) . '/videos'; } if(!empty($url_feed) && !empty($url_listing)) { if($xml = $this->ytGetSimpleHTMLDOM($url_feed)) { $this->ytBridgeParseXmlFeed($xml); } elseif($html = $this->ytGetSimpleHTMLDOM($url_listing)) { $this->ytBridgeParseHtmlListing($html, 'li.channels-content-item', 'h3'); } else { returnServerError("Could not request YouTube. Tried:\n - $url_feed\n - $url_listing"); } } elseif($this->getInput('p')) { /* playlist mode */ $this->request = $this->getInput('p'); $url_feed = self::URI . 'feeds/videos.xml?playlist_id=' . urlencode($this->request); $url_listing = self::URI . 'playlist?list=' . urlencode($this->request); $html = $this->ytGetSimpleHTMLDOM($url_listing) or returnServerError("Could not request YouTube. Tried:\n - $url_listing"); $item_count = $this->ytBridgeParseHtmlListing($html, 'tr.pl-video', '.pl-video-title a', false); if ($item_count <= 15 && ($xml = $this->ytGetSimpleHTMLDOM($url_feed))) { $this->ytBridgeParseXmlFeed($xml); } else { $this->ytBridgeParseHtmlListing($html, 'tr.pl-video', '.pl-video-title a'); } $this->feedName = 'Playlist: ' . str_replace(' - YouTube', '', $html->find('title', 0)->plaintext); // feedName will be used by getName() usort($this->items, function ($item1, $item2) { return $item2['timestamp'] - $item1['timestamp']; }); } elseif($this->getInput('s')) { /* search mode */ $this->request = $this->getInput('s'); $page = 1; if($this->getInput('pa')) $page = (int)preg_replace('/[^0-9]/', '', $this->getInput('pa')); $url_listing = self::URI . 'results?search_query=' . urlencode($this->request) . '&page=' . $page . '&filters=video&search_sort=video_date_uploaded'; $html = $this->ytGetSimpleHTMLDOM($url_listing) or returnServerError("Could not request YouTube. Tried:\n - $url_listing"); $this->ytBridgeParseHtmlListing($html, 'div.yt-lockup', 'h3 > a'); $this->feedName = 'Search: ' . str_replace(' - YouTube', '', $html->find('title', 0)->plaintext); // feedName will be used by getName() } else { /* no valid mode */ returnClientError("You must either specify either:\n - YouTube username (?u=...)\n - Channel id (?c=...)\n - Playlist id (?p=...)\n - Search (?s=...)"); } } public function getName(){ // Name depends on queriedContext: switch($this->queriedContext) { case 'By username': case 'By channel id': case 'By playlist Id': case 'Search result': return $this->feedName . ' - YouTube'; // We already know it's a bridge, right? default: return parent::getName(); } } }