nextcloud/apps/dav/lib/Migration/BuildCalendarSearchIndexBac...

122 lines
3.2 KiB
PHP

<?php
/**
* @copyright 2017 Georg Ehrke <oc.list@georgehrke.com>
*
* @author Georg Ehrke <oc.list@georgehrke.com>
*
* @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\Migration;
use OC\BackgroundJob\QueuedJob;
use OCA\DAV\CalDAV\CalDavBackend;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\IDBConnection;
use OCP\ILogger;
class BuildCalendarSearchIndexBackgroundJob extends QueuedJob {
/** @var IDBConnection */
private $db;
/** @var CalDavBackend */
private $calDavBackend;
/** @var ILogger */
private $logger;
/** @var IJobList */
private $jobList;
/** @var ITimeFactory */
private $timeFactory;
/**
* @param IDBConnection $db
* @param CalDavBackend $calDavBackend
* @param ILogger $logger
* @param IJobList $jobList
* @param ITimeFactory $timeFactory
*/
public function __construct(IDBConnection $db,
CalDavBackend $calDavBackend,
ILogger $logger,
IJobList $jobList,
ITimeFactory $timeFactory) {
$this->db = $db;
$this->calDavBackend = $calDavBackend;
$this->logger = $logger;
$this->jobList = $jobList;
$this->timeFactory = $timeFactory;
}
public function run($arguments) {
$offset = $arguments['offset'];
$stopAt = $arguments['stopAt'];
$this->logger->info('Building calendar index (' . $offset .'/' . $stopAt . ')');
$offset = $this->buildIndex($offset, $stopAt);
if ($offset >= $stopAt) {
$this->logger->info('Building calendar index done');
} else {
$this->jobList->add(self::class, [
'offset' => $offset,
'stopAt' => $stopAt
]);
$this->logger->info('New building calendar index job scheduled with offset ' . $offset);
}
}
/**
* @param int $offset
* @param int $stopAt
* @return int
*/
private function buildIndex($offset, $stopAt) {
$startTime = $this->timeFactory->getTime();
$query = $this->db->getQueryBuilder();
$query->select(['id', 'calendarid', 'uri', 'calendardata'])
->from('calendarobjects')
->where($query->expr()->lte('id', $query->createNamedParameter($stopAt)))
->andWhere($query->expr()->gt('id', $query->createNamedParameter($offset)))
->orderBy('id', 'ASC');
$stmt = $query->execute();
while($row = $stmt->fetch(\PDO::FETCH_ASSOC)) {
$offset = $row['id'];
$calendarData = $row['calendardata'];
if (is_resource($calendarData)) {
$calendarData = stream_get_contents($calendarData);
}
$this->calDavBackend->updateProperties($row['calendarid'], $row['uri'], $calendarData);
if (($this->timeFactory->getTime() - $startTime) > 15) {
return $offset;
}
}
return $stopAt;
}
}