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https://github.com/pmmp/PocketMine-MP.git
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93 lines
2.8 KiB
PHP
93 lines
2.8 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\inventory\transaction\action;
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use pocketmine\inventory\Inventory;
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use pocketmine\inventory\transaction\InventoryTransaction;
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use pocketmine\inventory\transaction\TransactionValidationException;
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use pocketmine\item\Item;
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use pocketmine\player\Player;
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/**
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* Represents an action causing a change in an inventory slot.
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*/
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class SlotChangeAction extends InventoryAction{
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public function __construct(
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protected Inventory $inventory,
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private int $inventorySlot,
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Item $sourceItem,
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Item $targetItem
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){
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parent::__construct($sourceItem, $targetItem);
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}
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/**
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* Returns the inventory involved in this action.
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*/
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public function getInventory() : Inventory{
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return $this->inventory;
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}
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/**
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* Returns the slot in the inventory which this action modified.
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*/
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public function getSlot() : int{
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return $this->inventorySlot;
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}
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/**
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* Checks if the item in the inventory at the specified slot is the same as this action's source item.
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*
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* @throws TransactionValidationException
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*/
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public function validate(Player $source) : void{
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if(!$this->inventory->slotExists($this->inventorySlot)){
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throw new TransactionValidationException("Slot does not exist");
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}
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if(!$this->inventory->getItem($this->inventorySlot)->equalsExact($this->sourceItem)){
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throw new TransactionValidationException("Slot does not contain expected original item");
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}
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if($this->targetItem->getCount() > $this->targetItem->getMaxStackSize()){
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throw new TransactionValidationException("Target item exceeds item type max stack size");
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}
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if($this->targetItem->getCount() > $this->inventory->getMaxStackSize()){
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throw new TransactionValidationException("Target item exceeds inventory max stack size");
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}
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}
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/**
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* Adds this action's target inventory to the transaction's inventory list.
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*/
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public function onAddToTransaction(InventoryTransaction $transaction) : void{
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$transaction->addInventory($this->inventory);
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}
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/**
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* Sets the item into the target inventory.
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*/
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public function execute(Player $source) : void{
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$this->inventory->setItem($this->inventorySlot, $this->targetItem);
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}
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}
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