[TwitchBridge] Switch to unofficial GraphQL API (#1829)
* [TwitchBridge] Switch to unofficial GraphQL API The GraphQL API that the twitch.tv website uses has a lot more information available than the official APIs. Hopefully it'll be stable.
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Roliga
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@ -20,7 +20,9 @@ class TwitchBridge extends BridgeAbstract {
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'All' => 'all',
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'Archive' => 'archive',
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'Highlights' => 'highlight',
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'Uploads' => 'upload'
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'Uploads' => 'upload',
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'Past Premieres' => 'past_premiere',
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'Premiere Uploads' => 'premiere_upload'
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),
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'defaultValue' => 'archive'
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)
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@ -32,43 +34,90 @@ class TwitchBridge extends BridgeAbstract {
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*/
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const CLIENT_ID = 'kimne78kx3ncx6brgo4mv6wki5h1ko';
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const API_ENDPOINT = 'https://gql.twitch.tv/gql';
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const BROADCAST_TYPES = array(
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'all' => array(
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'ARCHIVE',
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'HIGHLIGHT',
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'UPLOAD',
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'PAST_PREMIERE',
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'PREMIERE_UPLOAD'
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),
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'archive' => 'ARCHIVE',
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'highlight' => 'HIGHLIGHT',
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'upload' => 'UPLOAD',
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'past_premiere' => 'PAST_PREMIERE',
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'premiere_upload' => 'PREMIERE_UPLOAD'
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);
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public function collectData(){
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// get channel user
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$query_data = array(
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'login' => $this->getInput('channel')
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$query = <<<'EOD'
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query VODList($channel: String!, $types: [BroadcastType!]) {
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user(login: $channel) {
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displayName
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videos(types: $types, sort: TIME) {
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edges {
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node {
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id
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title
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publishedAt
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lengthSeconds
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viewCount
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thumbnailURLs(width: 640, height: 360)
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previewThumbnailURL(width: 640, height: 360)
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description
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tags
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contentTags {
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isLanguageTag
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localizedName
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}
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game {
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displayName
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}
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moments(momentRequestType: VIDEO_CHAPTER_MARKERS) {
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edges {
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node {
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description
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positionMilliseconds
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}
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}
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}
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}
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}
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}
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}
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}
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EOD;
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$variables = array(
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'channel' => $this->getInput('channel'),
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'types' => self::BROADCAST_TYPES[$this->getInput('type')]
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);
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$users = $this->apiGet('users', $query_data)->users;
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if(count($users) === 0)
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returnClientError('User "'
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. $this->getInput('channel')
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. '" could not be found');
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$user = $users[0];
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$data = $this->apiRequest($query, $variables);
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// get video list
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$query_endpoint = 'channels/' . $user->_id . '/videos';
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$query_data = array(
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'broadcast_type' => $this->getInput('type'),
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'limit' => 10
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);
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$videos = $this->apiGet($query_endpoint, $query_data)->videos;
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$user = $data->user;
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foreach($user->videos->edges as $edge) {
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$video = $edge->node;
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$url = 'https://www.twitch.tv/videos/' . $video->id;
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foreach($videos as $video) {
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$item = array(
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'uri' => $video->url,
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'uri' => $url,
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'title' => $video->title,
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'timestamp' => $video->published_at,
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'author' => $video->channel->display_name,
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'timestamp' => $video->publishedAt,
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'author' => $user->displayName,
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);
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// Add categories for tags and played game
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$item['categories'] = array_filter(explode(' ', $video->tag_list));
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if(!empty($video->game))
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$item['categories'][] = $video->game;
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$item['categories'] = $video->tags;
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if(!is_null($video->game))
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$item['categories'][] = $video->game->displayName;
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foreach($video->contentTags as $tag)
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if(!$tag->isLanguageTag)
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$item['categories'][] = $tag->localizedName;
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// Add enclosures for thumbnails from a few points in the video
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$item['enclosures'] = array();
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foreach($video->thumbnails->large as $thumbnail)
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$item['enclosures'][] = $thumbnail->url;
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// Thumbnail list has duplicate entries sometimes so remove those
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$item['enclosures'] = array_unique($video->thumbnailURLs);
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/*
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* Content format example:
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@ -86,44 +135,45 @@ class TwitchBridge extends BridgeAbstract {
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*
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*/
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$item['content'] = '<p><a href="'
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. $video->url
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. $url
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. '"><img src="'
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. $video->preview->large
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. $video->previewThumbnailURL
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. '" /></a></p><p>'
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. $video->description_html
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. $video->description // in markdown format
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. '</p><p><b>Duration:</b> '
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. $this->formatTimestampTime($video->length)
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. $this->formatTimestampTime($video->lengthSeconds)
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. '<br/><b>Views:</b> '
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. $video->views
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. $video->viewCount
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. '</p>';
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// Add played games list to content
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$video_id = trim($video->_id, 'v'); // _id gives 'v1234' but API wants '1234'
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$markers = $this->apiGet('videos/' . $video_id . '/markers')->markers;
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$item['content'] .= '<p><b>Played games:</b></b><ul><li><a href="'
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. $video->url
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. '">00:00:00</a> - '
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. $video->game
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. '</li>';
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if(isset($markers->game_changes)) {
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usort($markers->game_changes, function($a, $b) {
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return $a->time - $b->time;
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});
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foreach($markers->game_changes as $game_change) {
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$item['categories'][] = $game_change->label;
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$item['content'] .= '<p><b>Played games:</b><ul>';
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if(count($video->moments->edges) > 0) {
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foreach($video->moments->edges as $edge) {
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$moment = $edge->node;
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$item['categories'][] = $moment->description;
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$item['content'] .= '<li><a href="'
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. $video->url
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. $url
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. '?t='
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. $this->formatQueryTime($game_change->time)
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. $this->formatQueryTime($moment->positionMilliseconds / 1000)
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. '">'
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. $this->formatTimestampTime($game_change->time)
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. $this->formatTimestampTime($moment->positionMilliseconds / 1000)
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. '</a> - '
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. $game_change->label
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. $moment->description
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. '</li>';
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}
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} else {
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$item['content'] .= '<li><a href="'
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. $url
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. '">00:00:00</a> - '
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. ($video->game ? $video->game->displayName : 'No Game')
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. '</li>';
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}
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$item['content'] .= '</ul></p>';
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$item['categories'] = array_unique($item['categories']);
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$this->items[] = $item;
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}
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}
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@ -144,25 +194,37 @@ class TwitchBridge extends BridgeAbstract {
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$seconds % 60);
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}
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/*
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* Ideally the new 'helix' API should be used as v5/'kraken' is deprecated.
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* The new API however still misses many features (markers, played game..) of
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* the old one, so let's use the old one for as long as it's available.
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*/
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private function apiGet($endpoint, $query_data = array()) {
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$query_data['api_version'] = 5;
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$url = 'https://api.twitch.tv/kraken/'
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. $endpoint
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. '?'
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. http_build_query($query_data);
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// GraphQL: https://graphql.org/
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// Tool for developing/testing queries: https://github.com/skevy/graphiql-app
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private function apiRequest($query, $variables) {
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$request = array(
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'query' => $query,
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'variables' => $variables
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);
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$header = array(
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'Client-ID: ' . self::CLIENT_ID
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);
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$opts = array(
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CURLOPT_CUSTOMREQUEST => 'POST',
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CURLOPT_POSTFIELDS => json_encode($request)
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);
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$data = json_decode(getContents($url, $header))
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or returnServerError('API request to "' . $url . '" failed.');
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Debug::log("Sending GraphQL query:\n" . $query);
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Debug::log("Sending GraphQL variables:\n"
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. json_encode($variables, JSON_PRETTY_PRINT));
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return $data;
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$response = json_decode(getContents(self::API_ENDPOINT, $header, $opts))
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or returnServerError('API request to "' . self::API_ENDPOINT . '" failed.');
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Debug::log("Got GraphQL response:\n"
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. json_encode($response, JSON_PRETTY_PRINT));
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if(isset($response->errors)) {
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$messages = array_column($response->errors, 'message');
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returnServerError('API error(s): ' . implode("\n", $messages));
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}
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return $response->data;
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}
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public function getName(){
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