forked from blallo/rss-bridge
135 lines
4.1 KiB
PHP
135 lines
4.1 KiB
PHP
<?php
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define('TWITCH_LIMIT', 10); // The default limit
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define('TWITCH_BROADCASTS', 'false'); // The default flag for broadcasts
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class TwitchApiBridge extends BridgeAbstract{
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public function loadMetadatas() {
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$this->maintainer = "logmanoriginal";
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$this->name = "Twitch API Bridge";
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$this->uri = "http://www.twitch.tv";
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$this->description = "Returns the newest broadcasts or highlights by channel name using the Twitch API (v3)";
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$this->parameters["Get channel without limit"] = array(
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'channel'=>array(
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'name'=>'Channel',
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'required'=>true
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),
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'broadcasts'=>array(
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'name'=>'Broadcasts',
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'type'=>'list',
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'values'=>array(
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'Show broadcasts'=>'true',
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'Show highlights'=>'false'
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)
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)
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);
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$this->parameters["Get channel with limit"] = array(
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'channel'=>array(
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'name'=>'Channel',
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'required'=>true
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),
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'limit'=>array(
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'name'=>'Limit',
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'type'=>'number'
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),
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'broadcasts'=>array(
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'name'=>'Broadcasts',
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'type'=>'list',
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'values'=>array(
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'Show broadcasts'=>'true',
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'Show highlights'=>'false'
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)
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)
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);
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}
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public function collectData(){
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$param=$this->parameters[$this->queriedContext];
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/* In accordance with API description:
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* "When specifying a version for a request to the Twitch API, set the Accept HTTP header to the API version you prefer."
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* Now we prefer v3 right now and need to build the context options. */
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$opts = array('https' =>
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array(
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'method' => 'GET',
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'header' => 'Accept: application/vnd.twitchtv.v3+json'
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)
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);
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$context = stream_context_create($opts);
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$limit = TWITCH_LIMIT;
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$broadcasts = TWITCH_BROADCASTS;
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$requests = 1;
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if(isset($param['limit']['value'])) {
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$limit = (int)$param['limit']['value'];
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} else {
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$limit = TWITCH_LIMIT;
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}
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// The Twitch API allows a limit between 1 .. 100. Therefore any value below must be set to 1, any greater must result in multiple requests.
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if($limit < 1) { $limit = 1; }
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if($limit > 100) {
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$requests = (int)($limit / 100);
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if($limit % 100 != 0) { $requests++; }
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}
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$broadcasts = $param['broadcasts']['value'];
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// Build the initial request, see also: https://github.com/justintv/Twitch-API/blob/master/v3_resources/videos.md#get-channelschannelvideos
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$request = '';
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if($requests == 1) {
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$request = 'https://api.twitch.tv/kraken/channels/' . $param['channel']['value'] . '/videos?limit=' . $limit . '&broadcasts=' . $broadcasts;
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} else {
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$request = 'https://api.twitch.tv/kraken/channels/' . $param['channel']['value'] . '/videos?limit=100&broadcasts=' . $broadcasts;
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}
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/* Finally we're ready to request data from the API. Each response provides information for the next request. */
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for($i = 0; $i < $requests; $i++) {
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$response = $this->getSimpleHTMLDOM($request, false, $context);
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if($response == false) {
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$this->returnServerError('Request failed! Check if the channel name is valid!');
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}
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$data = json_decode($response);
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foreach($data->videos as $video) {
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$item = array();
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$item['id'] = $video->_id;
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$item['uri'] = $video->url;
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$item['title'] = htmlspecialchars($video->title);
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$item['timestamp'] = strtotime($video->recorded_at);
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$item['content'] = '<a href="' . $item['uri'] . '"><img src="' . $video->preview . '" /></a><br><a href="' . $item['uri'] . '">' . $item['title'] . '</a>';
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$this->items[] = $item;
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// Stop once the number of requested items is reached
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if(count($this->items) >= $limit) {
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break;
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}
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}
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// Get next request (if available)
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if(isset($data->_links->next)) {
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$request = $data->_links->next;
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} else {
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break;
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}
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}
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}
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public function getName(){
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$param=$this->parameters[$this->queriedContext];
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return $param['channel'] . ' - Twitch API Bridge';
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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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?>
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