mirror of https://github.com/GeyserMC/Geyser.git
121 lines
4.9 KiB
Java
121 lines
4.9 KiB
Java
/*
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* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.geyser.extension;
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import lombok.Getter;
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import lombok.Setter;
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import org.checkerframework.checker.nullness.qual.NonNull;
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import org.geysermc.geyser.api.extension.ExtensionDescription;
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import org.geysermc.geyser.api.extension.exception.InvalidDescriptionException;
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import org.geysermc.geyser.text.GeyserLocale;
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import org.yaml.snakeyaml.LoaderOptions;
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import org.yaml.snakeyaml.Yaml;
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import org.yaml.snakeyaml.constructor.CustomClassLoaderConstructor;
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import java.io.Reader;
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import java.util.*;
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import java.util.function.Supplier;
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import java.util.regex.Pattern;
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public record GeyserExtensionDescription(@NonNull String id,
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@NonNull String name,
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@NonNull String main,
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int majorApiVersion,
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int minorApiVersion,
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int patchApiVersion,
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@NonNull String version,
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@NonNull List<String> authors) implements ExtensionDescription {
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private static final Yaml YAML = new Yaml(new CustomClassLoaderConstructor(Source.class.getClassLoader(), new LoaderOptions()));
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public static final Pattern ID_PATTERN = Pattern.compile("[a-z][a-z0-9-_]{0,63}");
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public static final Pattern NAME_PATTERN = Pattern.compile("^[A-Za-z_.-]+$");
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public static final Pattern API_VERSION_PATTERN = Pattern.compile("^\\d+\\.\\d+\\.\\d+$");
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@NonNull
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public static GeyserExtensionDescription fromYaml(Reader reader) throws InvalidDescriptionException {
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Source source;
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try {
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source = YAML.loadAs(reader, Source.class);
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} catch (Exception e) {
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throw new InvalidDescriptionException(e);
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}
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String id = require(source::getId, "id");
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if (!ID_PATTERN.matcher(id).matches()) {
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throw new InvalidDescriptionException("Invalid extension id, must match: " + ID_PATTERN.pattern());
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}
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String name = require(source::getName, "name");
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if (!NAME_PATTERN.matcher(name).matches()) {
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throw new InvalidDescriptionException("Invalid extension name, must match: " + NAME_PATTERN.pattern());
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}
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String version = String.valueOf(source.version);
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String main = require(source::getMain, "main");
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String apiVersion = require(source::getApi, "api");
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if (!API_VERSION_PATTERN.matcher(apiVersion).matches()) {
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throw new InvalidDescriptionException(GeyserLocale.getLocaleStringLog("geyser.extensions.load.failed_api_format", name, apiVersion));
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}
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String[] api = apiVersion.split("\\.");
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int majorApi = Integer.parseUnsignedInt(api[0]);
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int minorApi = Integer.parseUnsignedInt(api[1]);
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int patchApi = Integer.parseUnsignedInt(api[2]);
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List<String> authors = new ArrayList<>();
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if (source.author != null) {
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authors.add(source.author);
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}
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if (source.authors != null) {
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authors.addAll(source.authors);
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}
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return new GeyserExtensionDescription(id, name, main, majorApi, minorApi, patchApi, version, authors);
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}
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@NonNull
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private static String require(Supplier<String> supplier, String name) throws InvalidDescriptionException {
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String value = supplier.get();
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if (value == null) {
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throw new InvalidDescriptionException("Extension description is missing string property '" + name + "'");
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}
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return value;
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}
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@Getter
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@Setter
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public static class Source {
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String id;
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String name;
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String main;
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String api;
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String version;
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String author;
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List<String> authors;
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}
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}
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