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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 Alessandro Cosentino <cosenal@gmail.com>
* @author Bernhard Posselt <dev@bernhard-posselt.com>
* @copyright 2012 Alessandro Cosentino
* @copyright 2012-2014 Bernhard Posselt
*/
namespace OCA\News\Fetcher;
use FeedIo\Reader\ReadErrorException;
class Fetcher
{
/**
* List of fetchers.
* @var IFeedFetcher[]
*/
private $fetchers;
public function __construct()
{
$this->fetchers = [];
}
/**
* Add an additional fetcher
*
* @param IFeedFetcher $fetcher the fetcher
*/
public function registerFetcher(IFeedFetcher $fetcher): void
{
$this->fetchers[] = $fetcher;
}
/**
* Fetch a feed from remote
*
* @param string $url remote url of the feed
* @param bool $fullTextEnabled If true use a scraper to download the full article
* @param string|null $user if given, basic auth is set for this feed
* @param string|null $password if given, basic auth is set for this feed. Ignored if user is empty
*
* @throws ReadErrorException if FeedIO fails
* @return array an array containing the new feed and its items, first
* element being the Feed and second element being an array of Items
*/
public function fetch(
string $url,
bool $fullTextEnabled = false,
?string $user = null,
?string $password = null
): array {
foreach ($this->fetchers as $fetcher) {
if (!$fetcher->canHandle($url)) {
continue;
}
return $fetcher->fetch(
$url,
$fullTextEnabled,
$user,
$password
);
}
return [null, []];
}
}
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