зеркало из https://github.com/nextcloud/news.git
76 строки
2.1 KiB
PHP
76 строки
2.1 KiB
PHP
<?php
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/**
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* ownCloud - News
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later. See the COPYING file.
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*
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
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* @copyright Bernhard Posselt 2012, 2014
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*/
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namespace OCA\News\Fetcher;
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class YoutubeFetcher implements IFeedFetcher {
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private $feedFetcher;
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public function __construct(FeedFetcher $feedFetcher){
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$this->feedFetcher = $feedFetcher;
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}
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private function buildUrl($url) {
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$baseRegex = '%(?:https?://|//)?(?:www.)?youtube.com';
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$playRegex = $baseRegex . '.*?list=([^&]*)%';
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if (preg_match($playRegex, $url, $matches)) {
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$id = $matches[1];
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return 'http://gdata.youtube.com/feeds/api/playlists/' . $id;
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} else {
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return false;
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}
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}
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/**
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* This fetcher handles all the remaining urls therefore always returns true
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*/
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public function canHandle($url){
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return $this->buildUrl($url) !== false;
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}
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/**
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* Fetch a feed from remote
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* @param string $url remote url of the feed
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* @param boolean $getFavicon if the favicon should also be fetched,
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* defaults to true
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* @param string $lastModified a last modified value from an http header
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* defaults to false. If lastModified matches the http header from the feed
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* no results are fetched
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* @param string $etag an etag from an http header.
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* If lastModified matches the http header from the feed
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* no results are fetched
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* @throws FetcherException if it fails
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* @return array an array containing the new feed and its items, first
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* element being the Feed and second element being an array of Items
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*/
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public function fetch($url, $getFavicon=true, $lastModified=null,
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$etag=null) {
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$transformedUrl = $this->buildUrl($url);
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$result = $this->feedFetcher->fetch(
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$transformedUrl, $getFavicon, $lastModified, $etag
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);
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// reset feed url so we know the correct added url for the feed
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$result[0]->setUrl($url);
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return $result;
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}
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}
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