Added PlayerEntityInteractEvent (#4374)

src/entity/Entity.php

@@ -1058,6 +1058,13 @@ abstract class Entity{
 
 	}
 
+	/**
+	 * Called when interacted or tapped by a Player. Returns whether something happened as a result of the interaction.
+	 */
+	public function onInteract(Player $player, Vector3 $clickPos) : bool{
+		return false;
+	}
+
 	public function isUnderwater() : bool{
 		$block = $this->getWorld()->getBlockAt((int) floor($this->location->x), $blockY = (int) floor($y = ($this->location->y + $this->getEyeHeight())), (int) floor($this->location->z));
 

src/event/player/PlayerEntityInteractEvent.php

@@ -0,0 +1,56 @@
+<?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\event\player;
+
+use pocketmine\entity\Entity;
+use pocketmine\event\Cancellable;
+use pocketmine\event\CancellableTrait;
+use pocketmine\math\Vector3;
+use pocketmine\player\Player;
+
+/**
+ * Called when a player interacts with an entity (e.g. shearing a sheep, naming a mob using a nametag).
+ */
+class PlayerEntityInteractEvent extends PlayerEvent implements Cancellable{
+	use CancellableTrait;
+
+	public function __construct(
+		Player $player,
+		private Entity $entity,
+		private Vector3 $clickPos
+	){
+		$this->player = $player;
+	}
+
+	public function getEntity() : Entity{
+		return $this->entity;
+	}
+
+	/**
+	 * Returns the absolute coordinates of the click. This is usually on the surface of the entity's hitbox.
+	 */
+	public function getClickPosition() : Vector3{
+		return $this->clickPos;
+	}
+}

src/player/Player.php

@@ -53,6 +53,7 @@ use pocketmine\event\player\PlayerChatEvent;
 use pocketmine\event\player\PlayerCommandPreprocessEvent;
 use pocketmine\event\player\PlayerDeathEvent;
 use pocketmine\event\player\PlayerDisplayNameChangeEvent;
+use pocketmine\event\player\PlayerEntityInteractEvent;
 use pocketmine\event\player\PlayerExhaustEvent;
 use pocketmine\event\player\PlayerGameModeChangeEvent;
 use pocketmine\event\player\PlayerInteractEvent;
@@ -1684,7 +1685,17 @@ class Player extends Human implements CommandSender, ChunkListener, IPlayer{
 	 * Interacts with the given entity using the currently-held item.
 	 */
 	public function interactEntity(Entity $entity, Vector3 $clickPos) : bool{
-		//TODO
+		$ev = new PlayerEntityInteractEvent($this, $entity, $clickPos);
+
+		if(!$this->canInteract($entity->getLocation(), 8)){
+			$ev->cancel();
+		}
+
+		$ev->call();
+
+		if(!$ev->isCancelled()){
+			return $entity->onInteract($this, $clickPos);
+		}
 		return false;
 	}