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<?php
/**
* @author Bart Visscher <bartv@thisnet.nl>
* @author Felix Moeller <mail@felixmoeller.de>
* @author Jakob Sack <mail@jakobsack.de>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <icewind@owncloud.com>
* @author Robin McCorkell <robin@mccorkell.me.uk>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
/**
* Public interface of ownCloud for background jobs.
*/
// use OCP namespace for all classes that are considered public.
// This means that they should be used by apps instead of the internal ownCloud classes
namespace OCP;
/**
* This class provides functions to register backgroundjobs in ownCloud
*
* To create a new backgroundjob create a new class that inherits from either \OC\BackgroundJob\Job,
* \OC\BackgroundJob\QueuedJob or \OC\BackgroundJob\TimedJob and register it using
* \OCP\BackgroundJob->registerJob($job, $argument), $argument will be passed to the run() function
* of the job when the job is executed.
*
* A regular Job will be executed every time cron.php is run, a QueuedJob will only run once and a TimedJob
* will only run at a specific interval which is to be specified in the constructor of the job by calling
* $this->setInterval($interval) with $interval in seconds.
* @since 4.5.0
*/
class BackgroundJob {
/**
* get the execution type of background jobs
*
* @return string
*
* This method returns the type how background jobs are executed. If the user
* did not select something, the type is ajax.
* @since 5.0.0
*/
public static function getExecutionType() {
return \OC::$server->getConfig()->getAppValue('core', 'backgroundjobs_mode', 'ajax');
}
/**
* sets the background jobs execution type
*
* @param string $type execution type
* @return false|null
*
* This method sets the execution type of the background jobs. Possible types
* are "none", "ajax", "webcron", "cron"
* @since 5.0.0
*/
public static function setExecutionType($type) {
if( !in_array( $type, array('none', 'ajax', 'webcron', 'cron'))) {
return false;
}
\OC::$server->getConfig()->setAppValue('core', 'backgroundjobs_mode', $type);
}
/**
* @param string $job
* @param mixed $argument
* @deprecated 8.1.0 Use \OC::$server->getJobList()->add() instead
* @since 6.0.0
*/
public static function registerJob($job, $argument = null) {
$jobList = \OC::$server->getJobList();
$jobList->add($job, $argument);
}
/**
* @deprecated 6.0.0
* creates a regular task
* @param string $klass class name
* @param string $method method name
* @return boolean|null
* @since 4.5.0
*/
public static function addRegularTask($klass, $method) {
if (!\OCP\Util::needUpgrade()) {
self::registerJob('OC\BackgroundJob\Legacy\RegularJob', array($klass, $method));
return true;
}
}
/**
* @deprecated 6.0.0
* gets all regular tasks
* @return array
*
* key is string "$klass-$method", value is array( $klass, $method )
* @since 4.5.0
*/
static public function allRegularTasks() {
return [];
}
/**
* @deprecated 6.0.0
* Gets one queued task
* @param int $id ID of the task
* @return BackgroundJob\IJob|null
* @since 4.5.0
*/
public static function findQueuedTask($id) {
$jobList = \OC::$server->getJobList();
return $jobList->getById($id);
}
/**
* @deprecated 6.0.0
* Gets all queued tasks
* @return array an array of associative arrays
* @since 4.5.0
*/
public static function allQueuedTasks() {
return [];
}
/**
* @deprecated 6.0.0
* Gets all queued tasks of a specific app
* @param string $app app name
* @return array an array of associative arrays
* @since 4.5.0
*/
public static function queuedTaskWhereAppIs($app) {
return [];
}
/**
* @deprecated 6.0.0
* queues a task
* @param string $app app name
* @param string $class class name
* @param string $method method name
* @param string $parameters all useful data as text
* @return boolean id of task
* @since 4.5.0
*/
public static function addQueuedTask($app, $class, $method, $parameters) {
self::registerJob('OC\BackgroundJob\Legacy\QueuedJob', array('app' => $app, 'klass' => $class, 'method' => $method, 'parameters' => $parameters));
return true;
}
/**
* @deprecated 6.0.0
* deletes a queued task
* @param int $id id of task
* @return boolean|null
*
* Deletes a report
* @since 4.5.0
*/
public static function deleteQueuedTask($id) {
$jobList = \OC::$server->getJobList();
$job = $jobList->getById($id);
if ($job) {
$jobList->remove($job);
}
}
}
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