2019-07-12 19:00:15 +01:00

241 lines
8.9 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\entity\Attribute;
use pocketmine\entity\EntityIds;
use pocketmine\math\Vector3;
use pocketmine\network\mcpe\NetworkSession;
use pocketmine\network\mcpe\protocol\types\EntityLink;
use function array_search;
use function count;
class AddActorPacket extends DataPacket{
public const NETWORK_ID = ProtocolInfo::ADD_ACTOR_PACKET;
/*
* Really really really really really nasty hack, to preserve backwards compatibility.
* We can't transition to string IDs within 3.x because the network IDs (the integer ones) are exposed
* to the API in some places (for god's sake shoghi).
*
* TODO: remove this on 4.0
*/
public const LEGACY_ID_MAP_BC = [
EntityIds::NPC => "minecraft:npc",
EntityIds::PLAYER => "minecraft:player",
EntityIds::WITHER_SKELETON => "minecraft:wither_skeleton",
EntityIds::HUSK => "minecraft:husk",
EntityIds::STRAY => "minecraft:stray",
EntityIds::WITCH => "minecraft:witch",
EntityIds::ZOMBIE_VILLAGER => "minecraft:zombie_villager",
EntityIds::BLAZE => "minecraft:blaze",
EntityIds::MAGMA_CUBE => "minecraft:magma_cube",
EntityIds::GHAST => "minecraft:ghast",
EntityIds::CAVE_SPIDER => "minecraft:cave_spider",
EntityIds::SILVERFISH => "minecraft:silverfish",
EntityIds::ENDERMAN => "minecraft:enderman",
EntityIds::SLIME => "minecraft:slime",
EntityIds::ZOMBIE_PIGMAN => "minecraft:zombie_pigman",
EntityIds::SPIDER => "minecraft:spider",
EntityIds::SKELETON => "minecraft:skeleton",
EntityIds::CREEPER => "minecraft:creeper",
EntityIds::ZOMBIE => "minecraft:zombie",
EntityIds::SKELETON_HORSE => "minecraft:skeleton_horse",
EntityIds::MULE => "minecraft:mule",
EntityIds::DONKEY => "minecraft:donkey",
EntityIds::DOLPHIN => "minecraft:dolphin",
EntityIds::TROPICALFISH => "minecraft:tropicalfish",
EntityIds::WOLF => "minecraft:wolf",
EntityIds::SQUID => "minecraft:squid",
EntityIds::DROWNED => "minecraft:drowned",
EntityIds::SHEEP => "minecraft:sheep",
EntityIds::MOOSHROOM => "minecraft:mooshroom",
EntityIds::PANDA => "minecraft:panda",
EntityIds::SALMON => "minecraft:salmon",
EntityIds::PIG => "minecraft:pig",
EntityIds::VILLAGER => "minecraft:villager",
EntityIds::COD => "minecraft:cod",
EntityIds::PUFFERFISH => "minecraft:pufferfish",
EntityIds::COW => "minecraft:cow",
EntityIds::CHICKEN => "minecraft:chicken",
EntityIds::BALLOON => "minecraft:balloon",
EntityIds::LLAMA => "minecraft:llama",
EntityIds::IRON_GOLEM => "minecraft:iron_golem",
EntityIds::RABBIT => "minecraft:rabbit",
EntityIds::SNOW_GOLEM => "minecraft:snow_golem",
EntityIds::BAT => "minecraft:bat",
EntityIds::OCELOT => "minecraft:ocelot",
EntityIds::HORSE => "minecraft:horse",
EntityIds::CAT => "minecraft:cat",
EntityIds::POLAR_BEAR => "minecraft:polar_bear",
EntityIds::ZOMBIE_HORSE => "minecraft:zombie_horse",
EntityIds::TURTLE => "minecraft:turtle",
EntityIds::PARROT => "minecraft:parrot",
EntityIds::GUARDIAN => "minecraft:guardian",
EntityIds::ELDER_GUARDIAN => "minecraft:elder_guardian",
EntityIds::VINDICATOR => "minecraft:vindicator",
EntityIds::WITHER => "minecraft:wither",
EntityIds::ENDER_DRAGON => "minecraft:ender_dragon",
EntityIds::SHULKER => "minecraft:shulker",
EntityIds::ENDERMITE => "minecraft:endermite",
EntityIds::MINECART => "minecraft:minecart",
EntityIds::HOPPER_MINECART => "minecraft:hopper_minecart",
EntityIds::TNT_MINECART => "minecraft:tnt_minecart",
EntityIds::CHEST_MINECART => "minecraft:chest_minecart",
EntityIds::COMMAND_BLOCK_MINECART => "minecraft:command_block_minecart",
EntityIds::ARMOR_STAND => "minecraft:armor_stand",
EntityIds::ITEM => "minecraft:item",
EntityIds::TNT => "minecraft:tnt",
EntityIds::FALLING_BLOCK => "minecraft:falling_block",
EntityIds::XP_BOTTLE => "minecraft:xp_bottle",
EntityIds::XP_ORB => "minecraft:xp_orb",
EntityIds::EYE_OF_ENDER_SIGNAL => "minecraft:eye_of_ender_signal",
EntityIds::ENDER_CRYSTAL => "minecraft:ender_crystal",
EntityIds::SHULKER_BULLET => "minecraft:shulker_bullet",
EntityIds::FISHING_HOOK => "minecraft:fishing_hook",
EntityIds::DRAGON_FIREBALL => "minecraft:dragon_fireball",
EntityIds::ARROW => "minecraft:arrow",
EntityIds::SNOWBALL => "minecraft:snowball",
EntityIds::EGG => "minecraft:egg",
EntityIds::PAINTING => "minecraft:painting",
EntityIds::THROWN_TRIDENT => "minecraft:thrown_trident",
EntityIds::FIREBALL => "minecraft:fireball",
EntityIds::SPLASH_POTION => "minecraft:splash_potion",
EntityIds::ENDER_PEARL => "minecraft:ender_pearl",
EntityIds::LEASH_KNOT => "minecraft:leash_knot",
EntityIds::WITHER_SKULL => "minecraft:wither_skull",
EntityIds::WITHER_SKULL_DANGEROUS => "minecraft:wither_skull_dangerous",
EntityIds::BOAT => "minecraft:boat",
EntityIds::LIGHTNING_BOLT => "minecraft:lightning_bolt",
EntityIds::SMALL_FIREBALL => "minecraft:small_fireball",
EntityIds::LLAMA_SPIT => "minecraft:llama_spit",
EntityIds::AREA_EFFECT_CLOUD => "minecraft:area_effect_cloud",
EntityIds::LINGERING_POTION => "minecraft:lingering_potion",
EntityIds::FIREWORKS_ROCKET => "minecraft:fireworks_rocket",
EntityIds::EVOCATION_FANG => "minecraft:evocation_fang",
EntityIds::EVOCATION_ILLAGER => "minecraft:evocation_illager",
EntityIds::VEX => "minecraft:vex",
EntityIds::AGENT => "minecraft:agent",
EntityIds::ICE_BOMB => "minecraft:ice_bomb",
EntityIds::PHANTOM => "minecraft:phantom",
EntityIds::TRIPOD_CAMERA => "minecraft:tripod_camera"
];
/** @var int|null */
public $entityUniqueId = null; //TODO
/** @var int */
public $entityRuntimeId;
/** @var int */
public $type;
/** @var Vector3 */
public $position;
/** @var Vector3|null */
public $motion;
/** @var float */
public $pitch = 0.0;
/** @var float */
public $yaw = 0.0;
/** @var float */
public $headYaw = 0.0;
/** @var Attribute[] */
public $attributes = [];
/** @var array */
public $metadata = [];
/** @var EntityLink[] */
public $links = [];
protected function decodePayload(){
$this->entityUniqueId = $this->getEntityUniqueId();
$this->entityRuntimeId = $this->getEntityRuntimeId();
$this->type = array_search($t = $this->getString(), self::LEGACY_ID_MAP_BC, true);
if($this->type === false){
throw new \UnexpectedValueException("Can't map ID $t to legacy ID");
}
$this->position = $this->getVector3();
$this->motion = $this->getVector3();
$this->pitch = $this->getLFloat();
$this->yaw = $this->getLFloat();
$this->headYaw = $this->getLFloat();
$attrCount = $this->getUnsignedVarInt();
for($i = 0; $i < $attrCount; ++$i){
$name = $this->getString();
$min = $this->getLFloat();
$current = $this->getLFloat();
$max = $this->getLFloat();
$attr = Attribute::getAttributeByName($name);
if($attr !== null){
$attr->setMinValue($min);
$attr->setMaxValue($max);
$attr->setValue($current);
$this->attributes[] = $attr;
}else{
throw new \UnexpectedValueException("Unknown attribute type \"$name\"");
}
}
$this->metadata = $this->getEntityMetadata();
$linkCount = $this->getUnsignedVarInt();
for($i = 0; $i < $linkCount; ++$i){
$this->links[] = $this->getEntityLink();
}
}
protected function encodePayload(){
$this->putEntityUniqueId($this->entityUniqueId ?? $this->entityRuntimeId);
$this->putEntityRuntimeId($this->entityRuntimeId);
if(!isset(self::LEGACY_ID_MAP_BC[$this->type])){
throw new \InvalidArgumentException("Unknown entity numeric ID $this->type");
}
$this->putString(self::LEGACY_ID_MAP_BC[$this->type]);
$this->putVector3($this->position);
$this->putVector3Nullable($this->motion);
$this->putLFloat($this->pitch);
$this->putLFloat($this->yaw);
$this->putLFloat($this->headYaw);
$this->putUnsignedVarInt(count($this->attributes));
foreach($this->attributes as $attribute){
$this->putString($attribute->getName());
$this->putLFloat($attribute->getMinValue());
$this->putLFloat($attribute->getValue());
$this->putLFloat($attribute->getMaxValue());
}
$this->putEntityMetadata($this->metadata);
$this->putUnsignedVarInt(count($this->links));
foreach($this->links as $link){
$this->putEntityLink($link);
}
}
public function handle(NetworkSession $session) : bool{
return $session->handleAddActor($this);
}
}