PocketMine-MP/src/network/mcpe/protocol/InventoryTransactionPacket.php
2020-04-27 12:55:00 +01:00

86 lines
2.8 KiB
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\network\mcpe\protocol;
#include <rules/DataPacket.h>
use pocketmine\network\mcpe\protocol\types\inventory\MismatchTransactionData;
use pocketmine\network\mcpe\protocol\types\inventory\NormalTransactionData;
use pocketmine\network\mcpe\protocol\types\inventory\ReleaseItemTransactionData;
use pocketmine\network\mcpe\protocol\types\inventory\TransactionData;
use pocketmine\network\mcpe\protocol\types\inventory\UseItemOnEntityTransactionData;
use pocketmine\network\mcpe\protocol\types\inventory\UseItemTransactionData;
use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
/**
* This packet effectively crams multiple packets into one.
*/
class InventoryTransactionPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
public const NETWORK_ID = ProtocolInfo::INVENTORY_TRANSACTION_PACKET;
public const TYPE_NORMAL = 0;
public const TYPE_MISMATCH = 1;
public const TYPE_USE_ITEM = 2;
public const TYPE_USE_ITEM_ON_ENTITY = 3;
public const TYPE_RELEASE_ITEM = 4;
/** @var TransactionData */
public $trData;
protected function decodePayload(NetworkBinaryStream $in) : void{
$transactionType = $in->getUnsignedVarInt();
switch($transactionType){
case self::TYPE_NORMAL:
$this->trData = new NormalTransactionData();
break;
case self::TYPE_MISMATCH:
$this->trData = new MismatchTransactionData();
break;
case self::TYPE_USE_ITEM:
$this->trData = new UseItemTransactionData();
break;
case self::TYPE_USE_ITEM_ON_ENTITY:
$this->trData = new UseItemOnEntityTransactionData();
break;
case self::TYPE_RELEASE_ITEM:
$this->trData = new ReleaseItemTransactionData();
break;
default:
throw new PacketDecodeException("Unknown transaction type $transactionType");
}
$this->trData->decode($in);
}
protected function encodePayload(NetworkBinaryStream $out) : void{
$out->putUnsignedVarInt($this->trData->getTypeId());
$this->trData->encode($out);
}
public function handle(PacketHandlerInterface $handler) : bool{
return $handler->handleInventoryTransaction($this);
}
}