mirror of
https://github.com/pmmp/PocketMine-MP.git
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118 lines
3.8 KiB
PHP
118 lines
3.8 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\world\generator;
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use pocketmine\utils\SingletonTrait;
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use pocketmine\utils\Utils;
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use pocketmine\world\generator\hell\Nether;
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use pocketmine\world\generator\normal\Normal;
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use function array_keys;
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use function strtolower;
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final class GeneratorManager{
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use SingletonTrait;
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/**
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* @var GeneratorManagerEntry[] name => classname mapping
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* @phpstan-var array<string, GeneratorManagerEntry>
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*/
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private array $list = [];
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public function __construct(){
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$this->addGenerator(Flat::class, "flat", \Closure::fromCallable(function(string $preset) : ?InvalidGeneratorOptionsException{
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if($preset === ""){
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return null;
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}
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try{
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FlatGeneratorOptions::parsePreset($preset);
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return null;
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}catch(InvalidGeneratorOptionsException $e){
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return $e;
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}
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}));
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$this->addGenerator(Normal::class, "normal", fn() => null);
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$this->addGenerator(Normal::class, "default", fn() => null);
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$this->addGenerator(Nether::class, "hell", fn() => null);
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$this->addGenerator(Nether::class, "nether", fn() => null);
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}
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/**
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* @param string $class Fully qualified name of class that extends \pocketmine\world\generator\Generator
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* @param string $name Alias for this generator type that can be written in configs
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* @param \Closure $presetValidator Callback to validate generator options for new worlds
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* @param bool $overwrite Whether to force overwriting any existing registered generator with the same name
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*
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* @phpstan-param \Closure(string) : ?InvalidGeneratorOptionsException $presetValidator
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*
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* @phpstan-param class-string<Generator> $class
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*
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* @throws \InvalidArgumentException
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*/
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public function addGenerator(string $class, string $name, \Closure $presetValidator, bool $overwrite = false) : void{
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Utils::testValidInstance($class, Generator::class);
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$name = strtolower($name);
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if(!$overwrite && isset($this->list[$name])){
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throw new \InvalidArgumentException("Alias \"$name\" is already assigned");
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}
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$this->list[$name] = new GeneratorManagerEntry($class, $presetValidator);
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}
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/**
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* Returns a list of names for registered generators.
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*
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* @return string[]
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*/
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public function getGeneratorList() : array{
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return array_keys($this->list);
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}
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/**
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* Returns the generator entry of a registered Generator matching the given name, or null if not found.
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*/
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public function getGenerator(string $name) : ?GeneratorManagerEntry{
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return $this->list[strtolower($name)] ?? null;
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}
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/**
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* Returns the registered name of the given Generator class.
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*
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* @param string $class Fully qualified name of class that extends \pocketmine\world\generator\Generator
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* @phpstan-param class-string<Generator> $class
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*
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* @throws \InvalidArgumentException if the class type cannot be matched to a known alias
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*/
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public function getGeneratorName(string $class) : string{
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Utils::testValidInstance($class, Generator::class);
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foreach(Utils::stringifyKeys($this->list) as $name => $c){
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if($c->getGeneratorClass() === $class){
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return $name;
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}
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}
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throw new \InvalidArgumentException("Generator class $class is not registered");
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}
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}
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