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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;
class Fetcher
{
private $fetchers;
public function __construct()
{
$this->fetchers = [];
}
/**
* Add an additional fetcher
*
* @param IFeedFetcher $fetcher the fetcher
*/
public function registerFetcher(IFeedFetcher $fetcher)
{
$this->fetchers[] = $fetcher;
}
/**
* Fetch a feed from remote
*
* @param string $url remote url of the feed
* @param boolean $getFavicon if the favicon should also be fetched, defaults to true
* @param string $lastModified a last modified value from an http header defaults to false.
* If lastModified matches the http header from the feed no results are fetched
* @param string $etag an etag from an http header.
* If lastModified matches the http header from the feed no results are fetched
* @param bool $fullTextEnabled if true tells the fetcher to enhance the articles by fetching more content
* @param string $basicAuthUser if given, basic auth is set for this feed
* @param string $basicAuthPassword if given, basic auth is set for this feed. Ignored if user is empty
*
* @throws FetcherException if simple pie 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(
$url,
$getFavicon = true,
$lastModified = null,
$etag = null,
$fullTextEnabled = false,
$basicAuthUser = null,
$basicAuthPassword = null
) {
foreach ($this->fetchers as $fetcher) {
if ($fetcher->canHandle($url)) {
return $fetcher->fetch(
$url,
$getFavicon,
$lastModified,
$etag,
$fullTextEnabled,
$basicAuthUser,
$basicAuthPassword
);
}
}
return [null, []];
}
}
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