BlockDataUpgrader.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/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\data\bedrock\block\upgrade;
 
use pocketmine\data\bedrock\block\BlockStateData;
use pocketmine\data\bedrock\block\BlockStateDeserializeException;
use pocketmine\nbt\tag\CompoundTag;
 
final class BlockDataUpgrader{
 
    public function __construct(
        private BlockIdMetaUpgrader $blockIdMetaUpgrader,
        private BlockStateUpgrader $blockStateUpgrader
    ){}
 
    public function upgradeIntIdMeta(int $id, int $meta) : BlockStateData{
        return $this->blockIdMetaUpgrader->fromIntIdMeta($id, $meta);
    }
 
    public function upgradeStringIdMeta(string $id, int $meta) : BlockStateData{
        return $this->blockIdMetaUpgrader->fromStringIdMeta($id, $meta);
    }
 
    public function upgradeBlockStateNbt(CompoundTag $tag) : BlockStateData{
        if($tag->getTag("name") !== null && $tag->getTag("val") !== null){
            //Legacy (pre-1.13) blockstate - upgrade it to a version we understand
            $id = $tag->getString("name");
            $data = $tag->getShort("val");
 
            $blockStateData = $this->upgradeStringIdMeta($id, $data);
        }else{
            //Modern (post-1.13) blockstate
            $blockStateData = BlockStateData::fromNbt($tag);
        }
 
        return $this->blockStateUpgrader->upgrade($blockStateData);
    }
 
    public function getBlockStateUpgrader() : BlockStateUpgrader{ return $this->blockStateUpgrader; }
 
    public function getBlockIdMetaUpgrader() : BlockIdMetaUpgrader{ return $this->blockIdMetaUpgrader; }
}