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<?php
/**
* ownCloud
*
* @author Jakob Sack
* @copyright 2012 Jakob Sack owncloud@jakobsack.de
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. 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;
use \OC\BackgroundJob\JobList;
/**
* 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.
*/
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.
*/
public static function getExecutionType() {
return \OC_BackgroundJob::getExecutionType();
}
/**
* sets the background jobs execution type
*
* @param string $type execution type
* @return boolean|null
*
* This method sets the execution type of the background jobs. Possible types
* are "none", "ajax", "webcron", "cron"
*/
public static function setExecutionType($type) {
return \OC_BackgroundJob::setExecutionType($type);
}
/**
* @param string $job
* @param mixed $argument
*/
public static function registerJob($job, $argument = null) {
$jobList = \OC::$server->getJobList();
$jobList->add($job, $argument);
}
/**
* @deprecated
* creates a regular task
* @param string $klass class name
* @param string $method method name
* @return boolean|null
*/
public static function addRegularTask($klass, $method) {
if (!\OC::needUpgrade()) {
self::registerJob('OC\BackgroundJob\Legacy\RegularJob', array($klass, $method));
return true;
}
}
/**
* @deprecated
* gets all regular tasks
* @return associative array
*
* key is string "$klass-$method", value is array( $klass, $method )
*/
static public function allRegularTasks() {
$jobList = \OC::$server->getJobList();
$allJobs = $jobList->getAll();
$regularJobs = array();
foreach ($allJobs as $job) {
if ($job instanceof RegularLegacyJob) {
$key = implode('-', $job->getArgument());
$regularJobs[$key] = $job->getArgument();
}
}
return $regularJobs;
}
/**
* @deprecated
* Gets one queued task
* @param int $id ID of the task
* @return \OC\BackgroundJob\Job|null array
*/
public static function findQueuedTask($id) {
$jobList = \OC::$server->getJobList();
return $jobList->getById($id);
}
/**
* @deprecated
* Gets all queued tasks
* @return array with associative arrays
*/
public static function allQueuedTasks() {
$jobList = \OC::$server->getJobList();
$allJobs = $jobList->getAll();
$queuedJobs = array();
foreach ($allJobs as $job) {
if ($job instanceof QueuedLegacyJob) {
$queuedJob = $job->getArgument();
$queuedJob['id'] = $job->getId();
$queuedJobs[] = $queuedJob;
}
}
return $queuedJobs;
}
/**
* @deprecated
* Gets all queued tasks of a specific app
* @param string $app app name
* @return array with associative arrays
*/
public static function queuedTaskWhereAppIs($app) {
$jobList = \OC::$server->getJobList();
$allJobs = $jobList->getAll();
$queuedJobs = array();
foreach ($allJobs as $job) {
if ($job instanceof QueuedLegacyJob) {
$queuedJob = $job->getArgument();
$queuedJob['id'] = $job->getId();
if ($queuedJob['app'] === $app) {
$queuedJobs[] = $queuedJob;
}
}
}
return $queuedJobs;
}
/**
* @deprecated
* queues a task
* @param string $app app name
* @param string $class class name
* @param string $method method name
* @param string $parameters all useful data as text
* @return boolean id of task
*/
public static function addQueuedTask($app, $class, $method, $parameters) {
self::registerJob('OC\BackgroundJob\Legacy\QueuedJob', array('app' => $app, 'klass' => $class, 'method' => $method, 'parameters' => $parameters));
return true;
}
/**
* @deprecated
* deletes a queued task
* @param int $id id of task
* @return boolean|null
*
* Deletes a report
*/
public static function deleteQueuedTask($id) {
$jobList = \OC::$server->getJobList();
$job = $jobList->getById($id);
if ($job) {
$jobList->remove($job);
}
}
}
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