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<?php
declare(strict_types=1);
/**
* @copyright 2018 Georg Ehrke <oc.list@georgehrke.com>
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author Georg Ehrke <oc.list@georgehrke.com>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Thomas Citharel <nextcloud@tcit.fr>
*
* @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\DAV\BackgroundJob;
use DateInterval;
use OCA\DAV\CalDAV\WebcalCaching\RefreshWebcalService;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\BackgroundJob\Job;
use OCP\IConfig;
use OCP\ILogger;
use Sabre\VObject\DateTimeParser;
use Sabre\VObject\InvalidDataException;
class RefreshWebcalJob extends Job {
/**
* @var RefreshWebcalService
*/
private $refreshWebcalService;
/**
* @var IConfig
*/
private $config;
/** @var ILogger */
private $logger;
/** @var ITimeFactory */
private $timeFactory;
/**
* RefreshWebcalJob constructor.
*
* @param RefreshWebcalService $refreshWebcalService
* @param IConfig $config
* @param ILogger $logger
* @param ITimeFactory $timeFactory
*/
public function __construct(RefreshWebcalService $refreshWebcalService, IConfig $config, ILogger $logger, ITimeFactory $timeFactory) {
parent::__construct($timeFactory);
$this->refreshWebcalService = $refreshWebcalService;
$this->config = $config;
$this->logger = $logger;
$this->timeFactory = $timeFactory;
}
/**
* this function is called at most every hour
*
* @inheritdoc
*/
public function execute(IJobList $jobList, ILogger $logger = null) {
$subscription = $this->refreshWebcalService->getSubscription($this->argument['principaluri'], $this->argument['uri']);
if (!$subscription) {
return;
}
$this->fixSubscriptionRowTyping($subscription);
// if no refresh rate was configured, just refresh once a week
$defaultRefreshRate = $this->config->getAppValue('dav', 'calendarSubscriptionRefreshRate', 'P1W');
$refreshRate = $subscription[RefreshWebcalService::REFRESH_RATE] ?? $defaultRefreshRate;
$subscriptionId = $subscription['id'];
try {
/** @var DateInterval $dateInterval */
$dateInterval = DateTimeParser::parseDuration($refreshRate);
} catch (InvalidDataException $ex) {
$this->logger->logException($ex);
$this->logger->warning("Subscription $subscriptionId could not be refreshed, refreshrate in database is invalid");
return;
}
$interval = $this->getIntervalFromDateInterval($dateInterval);
if (($this->timeFactory->getTime() - $this->lastRun) <= $interval) {
return;
}
parent::execute($jobList, $logger);
}
/**
* @param array $argument
*/
protected function run($argument) {
$this->refreshWebcalService->refreshSubscription($argument['principaluri'], $argument['uri']);
}
/**
* get total number of seconds from DateInterval object
*
* @param DateInterval $interval
* @return int
*/
private function getIntervalFromDateInterval(DateInterval $interval):int {
return $interval->s
+ ($interval->i * 60)
+ ($interval->h * 60 * 60)
+ ($interval->d * 60 * 60 * 24)
+ ($interval->m * 60 * 60 * 24 * 30)
+ ($interval->y * 60 * 60 * 24 * 365);
}
/**
* Fixes types of rows
*
* @param array $row
*/
private function fixSubscriptionRowTyping(array &$row):void {
$forceInt = [
'id',
'lastmodified',
RefreshWebcalService::STRIP_ALARMS,
RefreshWebcalService::STRIP_ATTACHMENTS,
RefreshWebcalService::STRIP_TODOS,
];
foreach ($forceInt as $column) {
if (isset($row[$column])) {
$row[$column] = (int) $row[$column];
}
}
}
}
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