fabric-loom/src/main/java/net/fabricmc/loom/providers/MinecraftProvider.java
2018-11-30 21:16:42 +01:00

112 lines
4.5 KiB
Java

/*
* This file is part of fabric-loom, licensed under the MIT License (MIT).
*
* Copyright (c) 2016, 2017, 2018 FabricMC
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package net.fabricmc.loom.providers;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import net.fabricmc.loom.LoomGradleExtension;
import net.fabricmc.loom.util.*;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.gradle.api.Project;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Optional;
public class MinecraftProvider extends DependencyProvider {
public String minecraftVersion;
public MinecraftVersionInfo versionInfo;
public MinecraftLibraryProvider libraryProvider;
public MinecraftJarProvider jarProvider;
File MINECRAFT_JSON;
File MINECRAFT_CLIENT_JAR;
File MINECRAFT_SERVER_JAR;
File MINECRAFT_MERGED_JAR;
Gson gson = new Gson();
@Override
public void provide(DependencyInfo dependency, Project project, LoomGradleExtension extension) throws Exception {
minecraftVersion = dependency.getDependency().getVersion();
initFiles(project);
downloadMcJson();
versionInfo = gson.fromJson(new FileReader(MINECRAFT_JSON), MinecraftVersionInfo.class);
// Add Loom as an annotation processor
addDependency(project.files(this.getClass().getProtectionDomain().getCodeSource().getLocation()), project, "compileOnly");
downloadJars();
libraryProvider = new MinecraftLibraryProvider();
libraryProvider.provide(this, project);
jarProvider = new MinecraftJarProvider(project, this);
}
private void initFiles(Project project) {
LoomGradleExtension extension = project.getExtensions().getByType(LoomGradleExtension.class);
MINECRAFT_JSON = new File(extension.getUserCache(), "minecraft-" + minecraftVersion + "-info.json");
MINECRAFT_CLIENT_JAR = new File(extension.getUserCache(), "minecraft-" + minecraftVersion + "-client.jar");
MINECRAFT_SERVER_JAR = new File(extension.getUserCache(), "minecraft-" + minecraftVersion + "-server.jar");
MINECRAFT_MERGED_JAR = new File(extension.getUserCache(), "minecraft-" + minecraftVersion + "-merged.jar");
}
private void downloadMcJson() throws IOException {
String versionManifest = IOUtils.toString(new URL("https://launchermeta.mojang.com/mc/game/version_manifest.json"), StandardCharsets.UTF_8);
ManifestVersion mcManifest = new GsonBuilder().create().fromJson(versionManifest, ManifestVersion.class);
Optional<ManifestVersion.Versions> optionalVersion = mcManifest.versions.stream().filter(versions -> versions.id.equalsIgnoreCase(minecraftVersion)).findFirst();
if (optionalVersion.isPresent()) {
FileUtils.copyURLToFile(new URL(optionalVersion.get().url), MINECRAFT_JSON);
} else {
throw new RuntimeException("Failed to find minecraft version: " + minecraftVersion);
}
}
private void downloadJars() throws IOException {
if (!MINECRAFT_CLIENT_JAR.exists() || !Checksum.equals(MINECRAFT_CLIENT_JAR, versionInfo.downloads.get("client").sha1)) {
FileUtils.copyURLToFile(new URL(versionInfo.downloads.get("client").url), MINECRAFT_CLIENT_JAR);
}
if (!MINECRAFT_SERVER_JAR.exists() || !Checksum.equals(MINECRAFT_SERVER_JAR, versionInfo.downloads.get("server").sha1)) {
FileUtils.copyURLToFile(new URL(versionInfo.downloads.get("server").url), MINECRAFT_SERVER_JAR);
}
}
@Override
public String getTargetConfig() {
return Constants.MINECRAFT;
}
}