75 lines
1.9 KiB
PHP
75 lines
1.9 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
|
|
* @author Julius Härtl <jus@bitgrid.net>
|
|
* @author Robin Appelman <robin@icewind.nl>
|
|
*
|
|
* @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/>
|
|
*
|
|
*/
|
|
|
|
namespace OC\Command;
|
|
|
|
use OCP\Command\IBus;
|
|
use OCP\Command\ICommand;
|
|
|
|
class QueueBus implements IBus {
|
|
/**
|
|
* @var ICommand[]|callable[]
|
|
*/
|
|
private $queue = [];
|
|
|
|
/**
|
|
* Schedule a command to be fired
|
|
*
|
|
* @param \OCP\Command\ICommand | callable $command
|
|
*/
|
|
public function push($command) {
|
|
$this->queue[] = $command;
|
|
}
|
|
|
|
/**
|
|
* Require all commands using a trait to be run synchronous
|
|
*
|
|
* @param string $trait
|
|
*/
|
|
public function requireSync($trait) {
|
|
}
|
|
|
|
/**
|
|
* @param \OCP\Command\ICommand | callable $command
|
|
*/
|
|
private function runCommand($command) {
|
|
if ($command instanceof ICommand) {
|
|
// ensure the command can be serialized
|
|
$serialized = serialize($command);
|
|
if (strlen($serialized) > 4000) {
|
|
throw new \InvalidArgumentException('Trying to push a command which serialized form can not be stored in the database (>4000 character)');
|
|
}
|
|
$unserialized = unserialize($serialized);
|
|
$unserialized->handle();
|
|
} else {
|
|
$command();
|
|
}
|
|
}
|
|
|
|
public function run() {
|
|
while ($command = array_shift($this->queue)) {
|
|
$this->runCommand($command);
|
|
}
|
|
}
|
|
}
|