convert TileFactory to singleton

src/block/Block.php

@@ -163,7 +163,7 @@ class Block{
 			}
 		}
 		if($oldTile === null and $tileType !== null){
-			$this->pos->getWorldNonNull()->addTile(TileFactory::create($tileType, $this->pos->getWorld(), $this->pos->asVector3()));
+			$this->pos->getWorldNonNull()->addTile(TileFactory::getInstance()->create($tileType, $this->pos->getWorld(), $this->pos->asVector3()));
 		}
 	}
 

src/block/BlockFactory.php

@@ -43,7 +43,6 @@ use pocketmine\block\tile\MonsterSpawner as TileMonsterSpawner;
 use pocketmine\block\tile\Note as TileNote;
 use pocketmine\block\tile\Sign as TileSign;
 use pocketmine\block\tile\Skull as TileSkull;
-use pocketmine\block\tile\TileFactory;
 use pocketmine\block\utils\DyeColor;
 use pocketmine\block\utils\InvalidBlockStateException;
 use pocketmine\block\utils\PillarRotationTrait;
@@ -86,8 +85,6 @@ class BlockFactory{
 	public $blastResistance;
 
 	public function __construct(){
-		TileFactory::init();
-
 		$this->fullList = new \SplFixedArray(8192);
 
 		$this->lightFilter = \SplFixedArray::fromArray(array_fill(0, 8192, 1));

src/block/tile/Spawnable.php

@@ -71,7 +71,7 @@ abstract class Spawnable extends Tile{
 
 	final public function getSpawnCompound() : CompoundTag{
 		$nbt = CompoundTag::create()
-			->setString(self::TAG_ID, TileFactory::getSaveId(get_class($this))) //TODO: disassociate network ID from save ID
+			->setString(self::TAG_ID, TileFactory::getInstance()->getSaveId(get_class($this))) //TODO: disassociate network ID from save ID
 			->setInt(self::TAG_X, $this->pos->x)
 			->setInt(self::TAG_Y, $this->pos->y)
 			->setInt(self::TAG_Z, $this->pos->z);

src/block/tile/Tile.php

@@ -69,7 +69,7 @@ abstract class Tile{
 
 	public function saveNBT() : CompoundTag{
 		$nbt = CompoundTag::create()
-			->setString(self::TAG_ID, TileFactory::getSaveId(get_class($this)))
+			->setString(self::TAG_ID, TileFactory::getInstance()->getSaveId(get_class($this)))
 			->setInt(self::TAG_X, $this->pos->getFloorX())
 			->setInt(self::TAG_Y, $this->pos->getFloorY())
 			->setInt(self::TAG_Z, $this->pos->getFloorZ());

src/block/tile/TileFactory.php

@@ -25,6 +25,7 @@ namespace pocketmine\block\tile;
 
 use pocketmine\math\Vector3;
 use pocketmine\nbt\tag\CompoundTag;
+use pocketmine\utils\SingletonTrait;
 use pocketmine\utils\Utils;
 use pocketmine\world\World;
 use function assert;
@@ -33,44 +34,41 @@ use function is_a;
 use function reset;
 
 final class TileFactory{
+	use SingletonTrait;
 
 	/**
 	 * @var string[] classes that extend Tile
 	 * @phpstan-var array<string, class-string<Tile>>
 	 */
-	private static $knownTiles = [];
+	private $knownTiles = [];
 	/**
 	 * @var string[][]
 	 * @phpstan-var array<class-string<Tile>, list<string>>
 	 */
-	private static $saveNames = [];
+	private $saveNames = [];
 	/**
 	 * @var string[] base class => overridden class
 	 * @phpstan-var array<class-string<Tile>, class-string<Tile>>
 	 */
-	private static $classMapping = [];
+	private $classMapping = [];
 
-	private function __construct(){
-		//NOOP
-	}
-
-	public static function init() : void{
-		self::register(Banner::class, ["Banner", "minecraft:banner"]);
-		self::register(Bed::class, ["Bed", "minecraft:bed"]);
-		self::register(BrewingStand::class, ["BrewingStand", "minecraft:brewing_stand"]);
-		self::register(Chest::class, ["Chest", "minecraft:chest"]);
-		self::register(Comparator::class, ["Comparator", "minecraft:comparator"]);
-		self::register(DaylightSensor::class, ["DaylightDetector", "minecraft:daylight_detector"]);
-		self::register(EnchantTable::class, ["EnchantTable", "minecraft:enchanting_table"]);
-		self::register(EnderChest::class, ["EnderChest", "minecraft:ender_chest"]);
-		self::register(FlowerPot::class, ["FlowerPot", "minecraft:flower_pot"]);
-		self::register(Furnace::class, ["Furnace", "minecraft:furnace"]);
-		self::register(Hopper::class, ["Hopper", "minecraft:hopper"]);
-		self::register(ItemFrame::class, ["ItemFrame"]); //this is an entity in PC
-		self::register(MonsterSpawner::class, ["MobSpawner", "minecraft:mob_spawner"]);
-		self::register(Note::class, ["Music", "minecraft:noteblock"]);
-		self::register(Sign::class, ["Sign", "minecraft:sign"]);
-		self::register(Skull::class, ["Skull", "minecraft:skull"]);
+	public function __construct(){
+		$this->register(Banner::class, ["Banner", "minecraft:banner"]);
+		$this->register(Bed::class, ["Bed", "minecraft:bed"]);
+		$this->register(BrewingStand::class, ["BrewingStand", "minecraft:brewing_stand"]);
+		$this->register(Chest::class, ["Chest", "minecraft:chest"]);
+		$this->register(Comparator::class, ["Comparator", "minecraft:comparator"]);
+		$this->register(DaylightSensor::class, ["DaylightDetector", "minecraft:daylight_detector"]);
+		$this->register(EnchantTable::class, ["EnchantTable", "minecraft:enchanting_table"]);
+		$this->register(EnderChest::class, ["EnderChest", "minecraft:ender_chest"]);
+		$this->register(FlowerPot::class, ["FlowerPot", "minecraft:flower_pot"]);
+		$this->register(Furnace::class, ["Furnace", "minecraft:furnace"]);
+		$this->register(Hopper::class, ["Hopper", "minecraft:hopper"]);
+		$this->register(ItemFrame::class, ["ItemFrame"]); //this is an entity in PC
+		$this->register(MonsterSpawner::class, ["MobSpawner", "minecraft:mob_spawner"]);
+		$this->register(Note::class, ["Music", "minecraft:noteblock"]);
+		$this->register(Sign::class, ["Sign", "minecraft:sign"]);
+		$this->register(Skull::class, ["Skull", "minecraft:skull"]);
 
 		//TODO: Barrel
 		//TODO: Beacon
@@ -101,10 +99,10 @@ final class TileFactory{
 	 * @param string[] $saveNames
 	 * @phpstan-param class-string<Tile> $className
 	 */
-	public static function register(string $className, array $saveNames = []) : void{
+	public function register(string $className, array $saveNames = []) : void{
 		Utils::testValidInstance($className, Tile::class);
 
-		self::$classMapping[$className] = $className;
+		$this->classMapping[$className] = $className;
 
 		$shortName = (new \ReflectionClass($className))->getShortName();
 		if(!in_array($shortName, $saveNames, true)){
@@ -112,10 +110,10 @@ final class TileFactory{
 		}
 
 		foreach($saveNames as $name){
-			self::$knownTiles[$name] = $className;
+			$this->knownTiles[$name] = $className;
 		}
 
-		self::$saveNames[$className] = $saveNames;
+		$this->saveNames[$className] = $saveNames;
 	}
 
 	/**
@@ -128,13 +126,13 @@ final class TileFactory{
 	 *
 	 * @throws \InvalidArgumentException if the base class is not a registered tile
 	 */
-	public static function override(string $baseClass, string $newClass) : void{
-		if(!isset(self::$classMapping[$baseClass])){
+	public function override(string $baseClass, string $newClass) : void{
+		if(!isset($this->classMapping[$baseClass])){
 			throw new \InvalidArgumentException("Class $baseClass is not a registered tile");
 		}
 
 		Utils::testValidInstance($newClass, $baseClass);
-		self::$classMapping[$baseClass] = $newClass;
+		$this->classMapping[$baseClass] = $newClass;
 	}
 
 	/**
@@ -146,9 +144,9 @@ final class TileFactory{
 	 *
 	 * @throws \InvalidArgumentException if the specified class is not a registered tile
 	 */
-	public static function create(string $baseClass, World $world, Vector3 $pos) : Tile{
-		if(isset(self::$classMapping[$baseClass])){
-			$class = self::$classMapping[$baseClass];
+	public function create(string $baseClass, World $world, Vector3 $pos) : Tile{
+		if(isset($this->classMapping[$baseClass])){
+			$class = $this->classMapping[$baseClass];
 			assert(is_a($class, $baseClass, true));
 			/**
 			 * @var Tile $tile
@@ -166,12 +164,12 @@ final class TileFactory{
 	/**
 	 * @internal
 	 */
-	public static function createFromData(World $world, CompoundTag $nbt) : ?Tile{
+	public function createFromData(World $world, CompoundTag $nbt) : ?Tile{
 		$type = $nbt->getString(Tile::TAG_ID, "");
-		if(!isset(self::$knownTiles[$type])){
+		if(!isset($this->knownTiles[$type])){
 			return null;
 		}
-		$class = self::$knownTiles[$type];
+		$class = $this->knownTiles[$type];
 		assert(is_a($class, Tile::class, true));
 		/**
 		 * @var Tile $tile
@@ -186,9 +184,9 @@ final class TileFactory{
 	/**
 	 * @phpstan-param class-string<Tile> $class
 	 */
-	public static function getSaveId(string $class) : string{
-		if(isset(self::$saveNames[$class])){
-			return reset(self::$saveNames[$class]);
+	public function getSaveId(string $class) : string{
+		if(isset($this->saveNames[$class])){
+			return reset($this->saveNames[$class]);
 		}
 		throw new \InvalidArgumentException("Tile $class is not registered");
 	}

src/world/format/Chunk.php

@@ -534,8 +534,9 @@ class Chunk{
 		if($this->NBTtiles !== null){
 			$this->dirtyFlags |= self::DIRTY_FLAG_TILES;
 			$world->timings->syncChunkLoadTileEntitiesTimer->startTiming();
+			$tileFactory = TileFactory::getInstance();
 			foreach($this->NBTtiles as $nbt){
-				if(($tile = TileFactory::createFromData($world, $nbt)) !== null){
+				if(($tile = $tileFactory->createFromData($world, $nbt)) !== null){
 					$world->addTile($tile);
 				}else{
 					$world->getLogger()->warning("Chunk $this->x $this->z: Deleted unknown tile entity type " . $nbt->getString("id", "<unknown>"));