2015-08-23 00:25:29 +02:00

327 lines
8.6 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/
*
*
*/
namespace pocketmine\level\format\mcregion;
use pocketmine\level\format\FullChunk;
use pocketmine\level\format\generic\BaseLevelProvider;
use pocketmine\level\generator\Generator;
use pocketmine\level\Level;
use pocketmine\nbt\NBT;
use pocketmine\nbt\tag\ByteTag;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\nbt\tag\IntTag;
use pocketmine\nbt\tag\LongTag;
use pocketmine\nbt\tag\StringTag;
use pocketmine\tile\Spawnable;
use pocketmine\utils\BinaryStream;
use pocketmine\utils\ChunkException;
class McRegion extends BaseLevelProvider{
/** @var RegionLoader[] */
protected $regions = [];
/** @var Chunk[] */
protected $chunks = [];
public static function getProviderName(){
return "mcregion";
}
public static function getProviderOrder(){
return self::ORDER_ZXY;
}
public static function usesChunkSection(){
return false;
}
public static function isValid($path){
$isValid = (file_exists($path . "/level.dat") and is_dir($path . "/region/"));
if($isValid){
$files = glob($path . "/region/*.mc*");
foreach($files as $f){
if(strpos($f, ".mca") !== false){ //Anvil
$isValid = false;
break;
}
}
}
return $isValid;
}
public static function generate($path, $name, $seed, $generator, array $options = []){
if(!file_exists($path)){
mkdir($path, 0777, true);
}
if(!file_exists($path . "/region")){
mkdir($path . "/region", 0777);
}
//TODO, add extra details
$levelData = new CompoundTag("Data", [
"hardcore" => new ByteTag("hardcore", 0),
"initialized" => new ByteTag("initialized", 1),
"GameType" => new IntTag("GameType", 0),
"generatorVersion" => new IntTag("generatorVersion", 1), //2 in MCPE
"SpawnX" => new IntTag("SpawnX", 128),
"SpawnY" => new IntTag("SpawnY", 70),
"SpawnZ" => new IntTag("SpawnZ", 128),
"version" => new IntTag("version", 19133),
"DayTime" => new IntTag("DayTime", 0),
"LastPlayed" => new LongTag("LastPlayed", microtime(true) * 1000),
"RandomSeed" => new LongTag("RandomSeed", $seed),
"SizeOnDisk" => new LongTag("SizeOnDisk", 0),
"Time" => new LongTag("Time", 0),
"generatorName" => new StringTag("generatorName", Generator::getGeneratorName($generator)),
"generatorOptions" => new StringTag("generatorOptions", isset($options["preset"]) ? $options["preset"] : ""),
"LevelName" => new StringTag("LevelName", $name),
"GameRules" => new CompoundTag("GameRules", [])
]);
$nbt = new NBT(NBT::BIG_ENDIAN);
$nbt->setData(new CompoundTag("", [
"Data" => $levelData
]));
$buffer = $nbt->writeCompressed();
file_put_contents($path . "level.dat", $buffer);
}
public static function getRegionIndex($chunkX, $chunkZ, &$x, &$z){
$x = $chunkX >> 5;
$z = $chunkZ >> 5;
}
public function requestChunkTask($x, $z){
$chunk = $this->getChunk($x, $z, false);
if(!($chunk instanceof Chunk)){
throw new ChunkException("Invalid Chunk sent");
}
$tiles = "";
if(count($chunk->getTiles()) > 0){
$nbt = new NBT(NBT::LITTLE_ENDIAN);
$list = [];
foreach($chunk->getTiles() as $tile){
if($tile instanceof Spawnable){
$list[] = $tile->getSpawnCompound();
}
}
$nbt->setData($list);
$tiles = $nbt->write();
}
$extraData = new BinaryStream();
$extraData->putLInt(count($chunk->getBlockExtraDataArray()));
foreach($chunk->getBlockExtraDataArray() as $key => $value){
$extraData->putLInt($key);
$extraData->putLShort($value);
}
$ordered = $chunk->getBlockIdArray() .
$chunk->getBlockDataArray() .
$chunk->getBlockSkyLightArray() .
$chunk->getBlockLightArray() .
pack("C*", ...$chunk->getHeightMapArray()) .
pack("N*", ...$chunk->getBiomeColorArray()) .
$extraData->getBuffer() .
$tiles;
$this->getLevel()->chunkRequestCallback($x, $z, $ordered);
return null;
}
public function unloadChunks(){
foreach($this->chunks as $chunk){
$this->unloadChunk($chunk->getX(), $chunk->getZ(), false);
}
$this->chunks = [];
}
public function getGenerator(){
return $this->levelData["generatorName"];
}
public function getGeneratorOptions(){
return ["preset" => $this->levelData["generatorOptions"]];
}
public function getLoadedChunks(){
return $this->chunks;
}
public function isChunkLoaded($x, $z){
return isset($this->chunks[Level::chunkHash($x, $z)]);
}
public function saveChunks(){
foreach($this->chunks as $chunk){
$this->saveChunk($chunk->getX(), $chunk->getZ());
}
}
public function doGarbageCollection(){
$limit = time() - 300;
foreach($this->regions as $index => $region){
if($region->lastUsed <= $limit){
$region->close();
unset($this->regions[$index]);
}
}
}
public function loadChunk($chunkX, $chunkZ, $create = false){
$index = Level::chunkHash($chunkX, $chunkZ);
if(isset($this->chunks[$index])){
return true;
}
$regionX = $regionZ = null;
self::getRegionIndex($chunkX, $chunkZ, $regionX, $regionZ);
$this->loadRegion($regionX, $regionZ);
$this->level->timings->syncChunkLoadDataTimer->startTiming();
$chunk = $this->getRegion($regionX, $regionZ)->readChunk($chunkX - $regionX * 32, $chunkZ - $regionZ * 32);
if($chunk === null and $create){
$chunk = $this->getEmptyChunk($chunkX, $chunkZ);
}
$this->level->timings->syncChunkLoadDataTimer->stopTiming();
if($chunk !== null){
$this->chunks[$index] = $chunk;
return true;
}else{
return false;
}
}
public function getEmptyChunk($chunkX, $chunkZ){
return Chunk::getEmptyChunk($chunkX, $chunkZ, $this);
}
public function unloadChunk($x, $z, $safe = true){
$chunk = isset($this->chunks[$index = Level::chunkHash($x, $z)]) ? $this->chunks[$index] : null;
if($chunk instanceof FullChunk and $chunk->unload(false, $safe)){
unset($this->chunks[$index]);
return true;
}
return false;
}
public function saveChunk($x, $z){
if($this->isChunkLoaded($x, $z)){
$this->getRegion($x >> 5, $z >> 5)->writeChunk($this->getChunk($x, $z));
return true;
}
return false;
}
/**
* @param $x
* @param $z
*
* @return RegionLoader
*/
protected function getRegion($x, $z){
return isset($this->regions[$index = Level::chunkHash($x, $z)]) ? $this->regions[$index] : null;
}
/**
* @param int $chunkX
* @param int $chunkZ
* @param bool $create
*
* @return Chunk
*/
public function getChunk($chunkX, $chunkZ, $create = false){
$index = Level::chunkHash($chunkX, $chunkZ);
if(isset($this->chunks[$index])){
return $this->chunks[$index];
}else{
$this->loadChunk($chunkX, $chunkZ, $create);
return isset($this->chunks[$index]) ? $this->chunks[$index] : null;
}
}
public function setChunk($chunkX, $chunkZ, FullChunk $chunk){
if(!($chunk instanceof Chunk)){
throw new ChunkException("Invalid Chunk class");
}
$chunk->setProvider($this);
self::getRegionIndex($chunkX, $chunkZ, $regionX, $regionZ);
$this->loadRegion($regionX, $regionZ);
$chunk->setX($chunkX);
$chunk->setZ($chunkZ);
if(isset($this->chunks[$index = Level::chunkHash($chunkX, $chunkZ)]) and $this->chunks[$index] !== $chunk){
$this->unloadChunk($chunkX, $chunkZ, false);
}
$this->chunks[$index] = $chunk;
}
public static function createChunkSection($Y){
return null;
}
public function isChunkGenerated($chunkX, $chunkZ){
if(($region = $this->getRegion($chunkX >> 5, $chunkZ >> 5)) !== null){
return $region->chunkExists($chunkX - $region->getX() * 32, $chunkZ - $region->getZ() * 32) and $this->getChunk($chunkX - $region->getX() * 32, $chunkZ - $region->getZ() * 32, true)->isGenerated();
}
return false;
}
public function isChunkPopulated($chunkX, $chunkZ){
$chunk = $this->getChunk($chunkX, $chunkZ);
if($chunk !== null){
return $chunk->isPopulated();
}else{
return false;
}
}
protected function loadRegion($x, $z){
if(!isset($this->regions[$index = Level::chunkHash($x, $z)])){
$this->regions[$index] = new RegionLoader($this, $x, $z);
}
}
public function close(){
$this->unloadChunks();
foreach($this->regions as $index => $region){
$region->close();
unset($this->regions[$index]);
}
$this->level = null;
}
}