Implemented Barrels, closes #3672

src/block/inventory/BarrelInventory.php

@@ -0,0 +1,53 @@
+<?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\block\inventory;
+
+use pocketmine\block\Barrel;
+use pocketmine\world\Position;
+use pocketmine\world\sound\BarrelCloseSound;
+use pocketmine\world\sound\BarrelOpenSound;
+use pocketmine\world\sound\Sound;
+
+class BarrelInventory extends AnimatedBlockInventory{
+
+	public function __construct(Position $holder){
+		parent::__construct($holder, 27);
+	}
+
+	protected function getOpenSound() : Sound{
+		return new BarrelOpenSound();
+	}
+
+	protected function getCloseSound() : Sound{
+		return new BarrelCloseSound();
+	}
+
+	protected function animateBlock(bool $isOpen) : void{
+		$holder = $this->getHolder();
+		$block = $holder->getWorld()->getBlock($holder);
+		if($block instanceof Barrel){
+			$holder->getWorld()->setBlock($holder, $block->setOpen($isOpen));
+		}
+	}
+}