2013-04-21 01:27:46 +04:00
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<?php
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/**
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2015-02-23 13:28:53 +03:00
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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2013-04-21 01:27:46 +04:00
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*/
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namespace OC\BackgroundJob;
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2014-02-12 16:32:16 +04:00
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use OCP\BackgroundJob\IJobList;
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class JobList implements IJobList {
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2014-02-11 17:00:24 +04:00
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/**
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* @var \OCP\IDBConnection
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*/
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private $conn;
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/**
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* @var \OCP\IConfig $config
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*/
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private $config;
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/**
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* @param \OCP\IDBConnection $conn
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* @param \OCP\IConfig $config
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*/
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public function __construct($conn, $config) {
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$this->conn = $conn;
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$this->config = $config;
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}
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2013-04-21 01:27:46 +04:00
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/**
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2014-05-12 00:51:30 +04:00
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* @param Job|string $job
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2013-04-21 01:27:46 +04:00
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* @param mixed $argument
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*/
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public function add($job, $argument = null) {
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if (!$this->has($job, $argument)) {
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if ($job instanceof Job) {
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$class = get_class($job);
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} else {
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$class = $job;
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}
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$argument = json_encode($argument);
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2015-02-17 18:52:09 +03:00
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if (strlen($argument) > 2048) {
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throw new \InvalidArgumentException('Background job arguments cant exceed 2048 characters (json encoded');
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}
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('INSERT INTO `*PREFIX*jobs`(`class`, `argument`, `last_run`) VALUES(?, ?, 0)');
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2013-04-21 01:27:46 +04:00
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$query->execute(array($class, $argument));
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}
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}
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/**
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2014-05-12 00:51:30 +04:00
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* @param Job|string $job
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2013-04-21 01:27:46 +04:00
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* @param mixed $argument
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*/
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public function remove($job, $argument = null) {
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if ($job instanceof Job) {
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$class = get_class($job);
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} else {
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$class = $job;
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}
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if (!is_null($argument)) {
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$argument = json_encode($argument);
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('DELETE FROM `*PREFIX*jobs` WHERE `class` = ? AND `argument` = ?');
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2013-04-21 01:27:46 +04:00
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$query->execute(array($class, $argument));
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} else {
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('DELETE FROM `*PREFIX*jobs` WHERE `class` = ?');
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2013-04-21 01:27:46 +04:00
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$query->execute(array($class));
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}
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}
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/**
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* check if a job is in the list
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*
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2014-05-12 00:51:30 +04:00
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* @param Job|string $job
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2013-04-21 01:27:46 +04:00
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* @param mixed $argument
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* @return bool
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*/
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public function has($job, $argument) {
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if ($job instanceof Job) {
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$class = get_class($job);
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} else {
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$class = $job;
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}
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$argument = json_encode($argument);
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('SELECT `id` FROM `*PREFIX*jobs` WHERE `class` = ? AND `argument` = ?');
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$query->execute(array($class, $argument));
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return (bool)$query->fetch();
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2013-04-21 01:27:46 +04:00
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}
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/**
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* get all jobs in the list
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*
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* @return Job[]
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*/
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public function getAll() {
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('SELECT `id`, `class`, `last_run`, `argument` FROM `*PREFIX*jobs`');
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$query->execute();
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2013-04-21 01:27:46 +04:00
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$jobs = array();
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2014-02-11 17:00:24 +04:00
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while ($row = $query->fetch()) {
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2014-07-25 20:02:02 +04:00
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$job = $this->buildJob($row);
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if ($job) {
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$jobs[] = $job;
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}
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2013-04-21 01:27:46 +04:00
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}
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return $jobs;
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}
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/**
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* get the next job in the list
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*
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* @return Job
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*/
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public function getNext() {
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$lastId = $this->getLastJob();
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('SELECT `id`, `class`, `last_run`, `argument` FROM `*PREFIX*jobs` WHERE `id` > ? ORDER BY `id` ASC', 1);
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$query->execute(array($lastId));
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if ($row = $query->fetch()) {
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2013-04-21 01:27:46 +04:00
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return $this->buildJob($row);
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} else {
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//begin at the start of the queue
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('SELECT `id`, `class`, `last_run`, `argument` FROM `*PREFIX*jobs` ORDER BY `id` ASC', 1);
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$query->execute();
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if ($row = $query->fetch()) {
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2013-04-21 01:27:46 +04:00
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return $this->buildJob($row);
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} else {
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return null; //empty job list
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}
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}
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}
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2013-04-24 16:38:41 +04:00
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/**
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* @param int $id
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2014-05-12 00:51:30 +04:00
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* @return Job|null
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2013-04-24 16:38:41 +04:00
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*/
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public function getById($id) {
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('SELECT `id`, `class`, `last_run`, `argument` FROM `*PREFIX*jobs` WHERE `id` = ?');
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$query->execute(array($id));
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if ($row = $query->fetch()) {
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2013-04-24 16:38:41 +04:00
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return $this->buildJob($row);
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} else {
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return null;
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}
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}
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2013-04-21 01:27:46 +04:00
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/**
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* get the job object from a row in the db
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*
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* @param array $row
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* @return Job
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*/
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private function buildJob($row) {
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$class = $row['class'];
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/**
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* @var Job $job
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*/
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2014-06-03 13:01:01 +04:00
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if ($class === 'OC_Cache_FileGlobalGC') {
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$class = '\OC\Cache\FileGlobalGC';
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}
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2014-06-27 02:52:37 +04:00
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if (!class_exists($class)) {
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2014-06-27 00:39:40 +04:00
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// job from disabled app or old version of an app, no need to do anything
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return null;
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}
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2013-04-21 01:27:46 +04:00
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$job = new $class();
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$job->setId($row['id']);
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$job->setLastRun($row['last_run']);
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2013-11-05 13:30:18 +04:00
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$job->setArgument(json_decode($row['argument'], true));
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2013-04-21 01:27:46 +04:00
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return $job;
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}
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/**
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* set the job that was last ran
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*
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* @param Job $job
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*/
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public function setLastJob($job) {
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2014-02-11 17:00:24 +04:00
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$this->config->setAppValue('backgroundjob', 'lastjob', $job->getId());
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2013-04-21 01:27:46 +04:00
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}
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/**
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* get the id of the last ran job
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*
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2014-02-06 19:30:58 +04:00
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* @return string
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2013-04-21 01:27:46 +04:00
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*/
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public function getLastJob() {
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2014-02-12 16:52:13 +04:00
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return $this->config->getAppValue('backgroundjob', 'lastjob', 0);
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2013-04-21 01:27:46 +04:00
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}
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/**
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* set the lastRun of $job to now
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*
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* @param Job $job
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*/
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public function setLastRun($job) {
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2014-02-11 17:00:24 +04:00
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$query = $this->conn->prepare('UPDATE `*PREFIX*jobs` SET `last_run` = ? WHERE `id` = ?');
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2013-04-21 01:27:46 +04:00
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$query->execute(array(time(), $job->getId()));
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}
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}
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