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<?php
/**
* Nextcloud - News
*
* This file is licensed under the Affero General Public License version 3 or
* later. See the COPYING file.
*
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @copyright Bernhard Posselt 2012, 2014
*/
namespace OCA\News\Fetcher;
class YoutubeFetcher implements IFeedFetcher
{
private $feedFetcher;
public function __construct(FeedFetcher $feedFetcher)
{
$this->feedFetcher = $feedFetcher;
}
private function buildUrl($url)
{
$baseRegex = '%(?:https?://|//)?(?:www.)?youtube.com';
$playRegex = $baseRegex . '.*?list=([^&]*)%';
if (preg_match($playRegex, $url, $matches)) {
$id = $matches[1];
return 'http://gdata.youtube.com/feeds/api/playlists/' . $id;
} else {
return $url;
}
}
/**
* This fetcher handles all the remaining urls therefore always returns true
*/
public function canHandle($url): bool
{
return $this->buildUrl($url) !== $url;
}
/**
* Fetch a feed from remote
*
* @inheritdoc
*/
public function fetch(string $url, bool $favicon, $lastModified, $user, $password): array
{
$transformedUrl = $this->buildUrl($url);
$result = $this->feedFetcher->fetch(
$transformedUrl,
$favicon,
$lastModified,
$user,
$password
);
// reset feed url so we know the correct added url for the feed
$result[0]->setUrl($url);
return $result;
}
}
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