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