Current File : //data/www_bck/varak.net_bck/nextcloud.varak.net/apps/logreader/lib/Log/LogIteratorFactory.php
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2018 Robin Appelman <robin@icewind.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\LogReader\Log;
use OCP\IConfig;
use OCP\Log\IFileBased;
use OCP\Log\ILogFactory;
class LogIteratorFactory {
public function __construct(
private IConfig $config,
private ILogFactory $logFactory,
) {
}
/**
* @return \Iterator
* @param int[] $levels Array of levels to show
* @throws \Exception
*/
public function getLogIterator(array $levels): \Iterator {
$dateFormat = $this->config->getSystemValue('logdateformat', \DateTime::ATOM);
$timezone = $this->config->getSystemValue('logtimezone', 'UTC');
$logType = $this->config->getSystemValue('log_type', 'file');
if ($logType !== 'file') {
throw new \Exception('Logreader application only supports "file" log_type');
}
$log = $this->logFactory->get('file');
if ($log instanceof IFileBased) {
$handle = fopen($log->getLogFilePath(), 'rb');
if ($handle) {
$iterator = new LogIterator($handle, $dateFormat, $timezone);
return new \CallbackFilterIterator($iterator, function ($logItem) use ($levels) {
return $logItem && in_array($logItem['level'], $levels);
});
} else {
throw new \Exception("Error while opening " . $log->getLogFilePath());
}
}
throw new \Exception('Can\'t find log class');
}
}
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