mirror of
https://github.com/pmmp/PocketMine-MP.git
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112 lines
3.2 KiB
PHP
112 lines
3.2 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\block\tile;
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use pocketmine\data\bedrock\item\SavedItemStackData;
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use pocketmine\data\SavedDataLoadingException;
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use pocketmine\inventory\Inventory;
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use pocketmine\item\Item;
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use pocketmine\nbt\NBT;
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use pocketmine\nbt\tag\CompoundTag;
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use pocketmine\nbt\tag\ListTag;
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use pocketmine\nbt\tag\StringTag;
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use pocketmine\world\Position;
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/**
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* This trait implements most methods in the {@link Container} interface. It should only be used by Tiles.
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*/
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trait ContainerTrait{
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/** @var string|null */
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private $lock = null;
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abstract public function getRealInventory() : Inventory;
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protected function loadItems(CompoundTag $tag) : void{
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if(($inventoryTag = $tag->getTag(Container::TAG_ITEMS)) instanceof ListTag && $inventoryTag->getTagType() === NBT::TAG_Compound){
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$inventory = $this->getRealInventory();
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$listeners = $inventory->getListeners()->toArray();
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$inventory->getListeners()->remove(...$listeners); //prevent any events being fired by initialization
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$newContents = [];
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/** @var CompoundTag $itemNBT */
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foreach($inventoryTag as $itemNBT){
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try{
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$newContents[$itemNBT->getByte(SavedItemStackData::TAG_SLOT)] = Item::nbtDeserialize($itemNBT);
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}catch(SavedDataLoadingException $e){
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//TODO: not the best solution
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\GlobalLogger::get()->logException($e);
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continue;
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}
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}
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$inventory->setContents($newContents);
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$inventory->getListeners()->add(...$listeners);
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}
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if(($lockTag = $tag->getTag(Container::TAG_LOCK)) instanceof StringTag){
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$this->lock = $lockTag->getValue();
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}
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}
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protected function saveItems(CompoundTag $tag) : void{
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$items = [];
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foreach($this->getRealInventory()->getContents() as $slot => $item){
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$items[] = $item->nbtSerialize($slot);
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}
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$tag->setTag(Container::TAG_ITEMS, new ListTag($items, NBT::TAG_Compound));
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if($this->lock !== null){
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$tag->setString(Container::TAG_LOCK, $this->lock);
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}
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}
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/**
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* @see Container::canOpenWith()
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*/
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public function canOpenWith(string $key) : bool{
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return $this->lock === null || $this->lock === $key;
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}
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/**
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* @see Position::asPosition()
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*/
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abstract protected function getPosition() : Position;
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/**
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* @see Tile::onBlockDestroyedHook()
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*/
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protected function onBlockDestroyedHook() : void{
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$inv = $this->getRealInventory();
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$pos = $this->getPosition();
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$world = $pos->getWorld();
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$dropPos = $pos->add(0.5, 0.5, 0.5);
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foreach($inv->getContents() as $k => $item){
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$world->dropItem($dropPos, $item);
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}
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$inv->clearAll();
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}
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}
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