PocketMine-MP/src/pocketmine/command/defaults/SaveCommand.php

<?php

/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
*/

namespace pocketmine\command\defaults;

use pocketmine\command\Command;
use pocketmine\command\CommandSender;
use pocketmine\event\TranslationContainer;

class SaveCommand extends VanillaCommand{

	public function __construct($name){
		parent::__construct(
			$name,
			"%pocketmine.command.save.description",
			"%commands.save.usage"
		);
		$this->setPermission("pocketmine.command.save.perform");
	}

	public function execute(CommandSender $sender, $currentAlias, array $args){
		if(!$this->testPermission($sender)){
			return true;
		}

		Command::broadcastCommandMessage($sender, new TranslationContainer("commands.save.start"));

		foreach($sender->getServer()->getOnlinePlayers() as $player){
			$player->save();
		}

		foreach($sender->getServer()->getLevels() as $level){
			$level->save(true);
		}

		Command::broadcastCommandMessage($sender, new TranslationContainer("commands.save.success"));

		return true;
	}
}