Files
PocketMine-MP/src/pocketmine/entity/Human.php
2017-10-19 16:13:09 +01:00

574 lines
17 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\entity;
use pocketmine\entity\projectile\ProjectileSource;
use pocketmine\event\entity\EntityDamageEvent;
use pocketmine\event\entity\EntityRegainHealthEvent;
use pocketmine\event\player\PlayerExhaustEvent;
use pocketmine\inventory\InventoryHolder;
use pocketmine\inventory\PlayerInventory;
use pocketmine\item\enchantment\Enchantment;
use pocketmine\item\Item as ItemItem;
use pocketmine\level\Level;
use pocketmine\nbt\NBT;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\nbt\tag\FloatTag;
use pocketmine\nbt\tag\IntTag;
use pocketmine\nbt\tag\ListTag;
use pocketmine\nbt\tag\StringTag;
use pocketmine\network\mcpe\protocol\AddPlayerPacket;
use pocketmine\network\mcpe\protocol\PlayerSkinPacket;
use pocketmine\Player;
use pocketmine\utils\UUID;
class Human extends Creature implements ProjectileSource, InventoryHolder{
const DATA_PLAYER_FLAG_SLEEP = 1;
const DATA_PLAYER_FLAG_DEAD = 2; //TODO: CHECK
const DATA_PLAYER_FLAGS = 27;
const DATA_PLAYER_BED_POSITION = 29;
/** @var PlayerInventory */
protected $inventory;
/** @var UUID */
protected $uuid;
protected $rawUUID;
public $width = 0.6;
public $height = 1.8;
public $eyeHeight = 1.62;
/** @var Skin */
protected $skin;
protected $foodTickTimer = 0;
protected $totalXp = 0;
protected $xpSeed;
protected $baseOffset = 1.62;
public function __construct(Level $level, CompoundTag $nbt){
if($this->skin === null and (!isset($nbt->Skin) or !isset($nbt->Skin->Data) or !Player::isValidSkin($nbt->Skin->Data->getValue()))){
throw new \InvalidStateException((new \ReflectionClass($this))->getShortName() . " must have a valid skin set");
}
parent::__construct($level, $nbt);
}
/**
* Checks the length of a supplied skin bitmap and returns whether the length is valid.
*
* @param string $skin
*
* @return bool
*/
public static function isValidSkin(string $skin) : bool{
return strlen($skin) === 64 * 64 * 4 or strlen($skin) === 64 * 32 * 4;
}
/**
* @return UUID|null
*/
public function getUniqueId(){
return $this->uuid;
}
/**
* @return string
*/
public function getRawUniqueId() : string{
return $this->rawUUID;
}
/**
* Returns a Skin object containing information about this human's skin.
* @return Skin
*/
public function getSkin() : Skin{
return $this->skin;
}
/**
* Sets the human's skin. This will not send any update to viewers, you need to do that manually using
* {@link sendSkin}.
*
* @param Skin $skin
*/
public function setSkin(Skin $skin) : void{
if(!$skin->isValid()){
throw new \InvalidStateException("Specified skin is not valid, must be 8KiB or 16KiB");
}
$this->skin = $skin;
}
/**
* @param Player[] $targets
*/
public function sendSkin(array $targets) : void{
$pk = new PlayerSkinPacket();
$pk->uuid = $this->getUniqueId();
$pk->skin = $this->skin;
$this->server->broadcastPacket($targets, $pk);
}
public function jump(){
parent::jump();
if($this->isSprinting()){
$this->exhaust(0.8, PlayerExhaustEvent::CAUSE_SPRINT_JUMPING);
}else{
$this->exhaust(0.2, PlayerExhaustEvent::CAUSE_JUMPING);
}
}
public function getFood() : float{
return $this->attributeMap->getAttribute(Attribute::HUNGER)->getValue();
}
/**
* WARNING: This method does not check if full and may throw an exception if out of bounds.
* Use {@link Human::addFood()} for this purpose
*
* @param float $new
*
* @throws \InvalidArgumentException
*/
public function setFood(float $new){
$attr = $this->attributeMap->getAttribute(Attribute::HUNGER);
$old = $attr->getValue();
$attr->setValue($new);
$reset = false;
// ranges: 18-20 (regen), 7-17 (none), 1-6 (no sprint), 0 (health depletion)
foreach([17, 6, 0] as $bound){
if(($old > $bound) !== ($new > $bound)){
$reset = true;
break;
}
}
if($reset){
$this->foodTickTimer = 0;
}
}
public function getMaxFood() : float{
return $this->attributeMap->getAttribute(Attribute::HUNGER)->getMaxValue();
}
public function addFood(float $amount){
$attr = $this->attributeMap->getAttribute(Attribute::HUNGER);
$amount += $attr->getValue();
$amount = max(min($amount, $attr->getMaxValue()), $attr->getMinValue());
$this->setFood($amount);
}
public function getSaturation() : float{
return $this->attributeMap->getAttribute(Attribute::SATURATION)->getValue();
}
/**
* WARNING: This method does not check if saturated and may throw an exception if out of bounds.
* Use {@link Human::addSaturation()} for this purpose
*
* @param float $saturation
*
* @throws \InvalidArgumentException
*/
public function setSaturation(float $saturation){
$this->attributeMap->getAttribute(Attribute::SATURATION)->setValue($saturation);
}
public function addSaturation(float $amount){
$attr = $this->attributeMap->getAttribute(Attribute::SATURATION);
$attr->setValue($attr->getValue() + $amount, true);
}
public function getExhaustion() : float{
return $this->attributeMap->getAttribute(Attribute::EXHAUSTION)->getValue();
}
/**
* WARNING: This method does not check if exhausted and does not consume saturation/food.
* Use {@link Human::exhaust()} for this purpose.
*
* @param float $exhaustion
*/
public function setExhaustion(float $exhaustion){
$this->attributeMap->getAttribute(Attribute::EXHAUSTION)->setValue($exhaustion);
}
/**
* Increases a human's exhaustion level.
*
* @param float $amount
* @param int $cause
*
* @return float the amount of exhaustion level increased
*/
public function exhaust(float $amount, int $cause = PlayerExhaustEvent::CAUSE_CUSTOM) : float{
$this->server->getPluginManager()->callEvent($ev = new PlayerExhaustEvent($this, $amount, $cause));
if($ev->isCancelled()){
return 0.0;
}
$exhaustion = $this->getExhaustion();
$exhaustion += $ev->getAmount();
while($exhaustion >= 4.0){
$exhaustion -= 4.0;
$saturation = $this->getSaturation();
if($saturation > 0){
$saturation = max(0, $saturation - 1.0);
$this->setSaturation($saturation);
}else{
$food = $this->getFood();
if($food > 0){
$food--;
$this->setFood($food);
}
}
}
$this->setExhaustion($exhaustion);
return $ev->getAmount();
}
public function getXpLevel() : int{
return (int) $this->attributeMap->getAttribute(Attribute::EXPERIENCE_LEVEL)->getValue();
}
public function setXpLevel(int $level){
$this->attributeMap->getAttribute(Attribute::EXPERIENCE_LEVEL)->setValue($level);
}
public function getXpProgress() : float{
return $this->attributeMap->getAttribute(Attribute::EXPERIENCE)->getValue();
}
public function setXpProgress(float $progress){
$this->attributeMap->getAttribute(Attribute::EXPERIENCE)->setValue($progress);
}
public function getTotalXp() : int{
return $this->totalXp;
}
public function getRemainderXp() : int{
return $this->getTotalXp() - self::getTotalXpForLevel($this->getXpLevel());
}
public function recalculateXpProgress() : float{
$this->setXpProgress($progress = $this->getRemainderXp() / self::getTotalXpForLevel($this->getXpLevel()));
return $progress;
}
public static function getTotalXpForLevel(int $level) : int{
if($level <= 16){
return $level ** 2 + $level * 6;
}elseif($level < 32){
return $level ** 2 * 2.5 - 40.5 * $level + 360;
}
return $level ** 2 * 4.5 - 162.5 * $level + 2220;
}
public function getInventory(){
return $this->inventory;
}
/**
* For Human entities which are not players, sets their properties such as nametag, skin and UUID from NBT.
*/
protected function initHumanData(){
if(isset($this->namedtag->NameTag)){
$this->setNameTag($this->namedtag["NameTag"]);
}
if(isset($this->namedtag->Skin) and $this->namedtag->Skin instanceof CompoundTag){
$this->setSkin(new Skin(
$this->namedtag->Skin["Name"],
$this->namedtag->Skin["Data"]
));
}
$this->uuid = UUID::fromData((string) $this->getId(), $this->skin->getSkinData(), $this->getNameTag());
}
protected function initEntity(){
$this->setPlayerFlag(self::DATA_PLAYER_FLAG_SLEEP, false);
$this->setDataProperty(self::DATA_PLAYER_BED_POSITION, self::DATA_TYPE_POS, [0, 0, 0], false);
$this->inventory = new PlayerInventory($this);
$this->initHumanData();
if(isset($this->namedtag->Inventory) and $this->namedtag->Inventory instanceof ListTag){
foreach($this->namedtag->Inventory as $i => $item){
if($item["Slot"] >= 0 and $item["Slot"] < 9){ //Hotbar
//Old hotbar saving stuff, remove it (useless now)
unset($this->namedtag->Inventory->{$i});
}elseif($item["Slot"] >= 100 and $item["Slot"] < 104){ //Armor
$this->inventory->setItem($this->inventory->getSize() + $item["Slot"] - 100, ItemItem::nbtDeserialize($item));
}else{
$this->inventory->setItem($item["Slot"] - 9, ItemItem::nbtDeserialize($item));
}
}
}
if(isset($this->namedtag->SelectedInventorySlot) and $this->namedtag->SelectedInventorySlot instanceof IntTag){
$this->inventory->setHeldItemIndex($this->namedtag->SelectedInventorySlot->getValue(), false);
}else{
$this->inventory->setHeldItemIndex(0, false);
}
parent::initEntity();
if(!isset($this->namedtag->foodLevel) or !($this->namedtag->foodLevel instanceof IntTag)){
$this->namedtag->foodLevel = new IntTag("foodLevel", (int) $this->getFood());
}else{
$this->setFood((float) $this->namedtag["foodLevel"]);
}
if(!isset($this->namedtag->foodExhaustionLevel) or !($this->namedtag->foodExhaustionLevel instanceof FloatTag)){
$this->namedtag->foodExhaustionLevel = new FloatTag("foodExhaustionLevel", $this->getExhaustion());
}else{
$this->setExhaustion((float) $this->namedtag["foodExhaustionLevel"]);
}
if(!isset($this->namedtag->foodSaturationLevel) or !($this->namedtag->foodSaturationLevel instanceof FloatTag)){
$this->namedtag->foodSaturationLevel = new FloatTag("foodSaturationLevel", $this->getSaturation());
}else{
$this->setSaturation((float) $this->namedtag["foodSaturationLevel"]);
}
if(!isset($this->namedtag->foodTickTimer) or !($this->namedtag->foodTickTimer instanceof IntTag)){
$this->namedtag->foodTickTimer = new IntTag("foodTickTimer", $this->foodTickTimer);
}else{
$this->foodTickTimer = $this->namedtag["foodTickTimer"];
}
if(!isset($this->namedtag->XpLevel) or !($this->namedtag->XpLevel instanceof IntTag)){
$this->namedtag->XpLevel = new IntTag("XpLevel", $this->getXpLevel());
}else{
$this->setXpLevel((int) $this->namedtag["XpLevel"]);
}
if(!isset($this->namedtag->XpP) or !($this->namedtag->XpP instanceof FloatTag)){
$this->namedtag->XpP = new FloatTag("XpP", $this->getXpProgress());
}
if(!isset($this->namedtag->XpTotal) or !($this->namedtag->XpTotal instanceof IntTag)){
$this->namedtag->XpTotal = new IntTag("XpTotal", $this->totalXp);
}else{
$this->totalXp = $this->namedtag["XpTotal"];
}
if(!isset($this->namedtag->XpSeed) or !($this->namedtag->XpSeed instanceof IntTag)){
$this->namedtag->XpSeed = new IntTag("XpSeed", $this->xpSeed ?? ($this->xpSeed = mt_rand(-0x80000000, 0x7fffffff)));
}else{
$this->xpSeed = $this->namedtag["XpSeed"];
}
}
protected function addAttributes(){
parent::addAttributes();
$this->attributeMap->addAttribute(Attribute::getAttribute(Attribute::SATURATION));
$this->attributeMap->addAttribute(Attribute::getAttribute(Attribute::EXHAUSTION));
$this->attributeMap->addAttribute(Attribute::getAttribute(Attribute::HUNGER));
$this->attributeMap->addAttribute(Attribute::getAttribute(Attribute::EXPERIENCE_LEVEL));
$this->attributeMap->addAttribute(Attribute::getAttribute(Attribute::EXPERIENCE));
}
public function entityBaseTick(int $tickDiff = 1) : bool{
$hasUpdate = parent::entityBaseTick($tickDiff);
$this->doFoodTick($tickDiff);
return $hasUpdate;
}
public function doFoodTick(int $tickDiff = 1){
if($this->isAlive()){
$food = $this->getFood();
$health = $this->getHealth();
$difficulty = $this->level->getDifficulty();
$this->foodTickTimer += $tickDiff;
if($this->foodTickTimer >= 80){
$this->foodTickTimer = 0;
}
if($difficulty === Level::DIFFICULTY_PEACEFUL and $this->foodTickTimer % 10 === 0){
if($food < 20){
$this->addFood(1.0);
}
if($this->foodTickTimer % 20 === 0 and $health < $this->getMaxHealth()){
$this->heal(new EntityRegainHealthEvent($this, 1, EntityRegainHealthEvent::CAUSE_SATURATION));
}
}
if($this->foodTickTimer === 0){
if($food >= 18){
if($health < $this->getMaxHealth()){
$this->heal(new EntityRegainHealthEvent($this, 1, EntityRegainHealthEvent::CAUSE_SATURATION));
$this->exhaust(3.0, PlayerExhaustEvent::CAUSE_HEALTH_REGEN);
}
}elseif($food <= 0){
if(($difficulty === 1 and $health > 10) or ($difficulty === 2 and $health > 1) or $difficulty === 3){
$this->attack(new EntityDamageEvent($this, EntityDamageEvent::CAUSE_STARVATION, 1));
}
}
}
if($food <= 6){
if($this->isSprinting()){
$this->setSprinting(false);
}
}
}
}
protected function doAirSupplyTick(int $tickDiff){
//TODO: allow this to apply to other mobs
if(($ench = $this->inventory->getHelmet()->getEnchantment(Enchantment::RESPIRATION)) === null or
lcg_value() <= (1 / ($ench->getLevel() + 1))){
parent::doAirSupplyTick($tickDiff);
}
}
public function getName() : string{
return $this->getNameTag();
}
public function getDrops() : array{
return $this->inventory !== null ? array_values($this->inventory->getContents()) : [];
}
public function saveNBT(){
parent::saveNBT();
$this->namedtag->foodLevel = new IntTag("foodLevel", (int) $this->getFood());
$this->namedtag->foodExhaustionLevel = new FloatTag("foodExhaustionLevel", $this->getExhaustion());
$this->namedtag->foodSaturationLevel = new FloatTag("foodSaturationLevel", $this->getSaturation());
$this->namedtag->foodTickTimer = new IntTag("foodTickTimer", $this->foodTickTimer);
$this->namedtag->Inventory = new ListTag("Inventory", [], NBT::TAG_Compound);
if($this->inventory !== null){
//Normal inventory
$slotCount = $this->inventory->getSize() + $this->inventory->getHotbarSize();
for($slot = $this->inventory->getHotbarSize(); $slot < $slotCount; ++$slot){
$item = $this->inventory->getItem($slot - 9);
if(!$item->isNull()){
$this->namedtag->Inventory[$slot] = $item->nbtSerialize($slot);
}
}
//Armor
for($slot = 100; $slot < 104; ++$slot){
$item = $this->inventory->getItem($this->inventory->getSize() + $slot - 100);
if(!$item->isNull()){
$this->namedtag->Inventory[$slot] = $item->nbtSerialize($slot);
}
}
$this->namedtag->SelectedInventorySlot = new IntTag("SelectedInventorySlot", $this->inventory->getHeldItemIndex());
}
if($this->skin !== null){
$this->namedtag->Skin = new CompoundTag("Skin", [
//TODO: save cape & geometry
new StringTag("Data", $this->skin->getSkinData()),
new StringTag("Name", $this->skin->getSkinId())
]);
}
}
public function spawnTo(Player $player){
if($player !== $this){
parent::spawnTo($player);
}
}
protected function sendSpawnPacket(Player $player) : void{
if(!$this->skin->isValid()){
throw new \InvalidStateException((new \ReflectionClass($this))->getShortName() . " must have a valid skin set");
}
$pk = new AddPlayerPacket();
$pk->uuid = $this->getUniqueId();
$pk->username = $this->getName();
$pk->entityRuntimeId = $this->getId();
$pk->position = $this->asVector3();
$pk->motion = $this->getMotion();
$pk->yaw = $this->yaw;
$pk->pitch = $this->pitch;
$pk->item = $this->getInventory()->getItemInHand();
$pk->metadata = $this->dataProperties;
$player->dataPacket($pk);
$this->inventory->sendArmorContents($player);
if(!($this instanceof Player)){
$this->sendSkin([$player]);
}
}
public function close(){
if(!$this->closed){
if($this->inventory !== null){
$this->inventory->removeAllViewers(true);
$this->inventory = null;
}
parent::close();
}
}
/**
* Wrapper around {@link Entity#getDataFlag} for player-specific data flag reading.
*
* @param int $flagId
* @return bool
*/
public function getPlayerFlag(int $flagId) : bool{
return $this->getDataFlag(self::DATA_PLAYER_FLAGS, $flagId);
}
/**
* Wrapper around {@link Entity#setDataFlag} for player-specific data flag setting.
*
* @param int $flagId
* @param bool $value
*/
public function setPlayerFlag(int $flagId, bool $value = true){
$this->setDataFlag(self::DATA_PLAYER_FLAGS, $flagId, $value, self::DATA_TYPE_BYTE);
}
}