52 lines
2.7 KiB
Java
52 lines
2.7 KiB
Java
package io.gitlab.jfronny.inceptum.launcher.system.importer;
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import io.gitlab.jfronny.commons.io.JFiles;
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import io.gitlab.jfronny.inceptum.launcher.model.curseforge.CurseforgeModpackManifest;
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import io.gitlab.jfronny.inceptum.launcher.model.inceptum.ModMeta;
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import io.gitlab.jfronny.inceptum.launcher.system.instance.ModPath;
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import io.gitlab.jfronny.inceptum.launcher.system.source.*;
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import io.gitlab.jfronny.inceptum.launcher.util.*;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Set;
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public class CurseForgeImporter extends Importer<CurseforgeModpackManifest> {
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public CurseForgeImporter() {
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super("CurseForge", "manifest.json", CurseforgeModpackManifest.class);
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}
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@Override
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protected IntermediaryManifest validateManifest(CurseforgeModpackManifest manifest, Path sourceRoot) throws IOException {
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if (manifest.manifestVersion != 1) throw new IOException("Unsupported CurseForge modpack manifest version");
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if (!"minecraftModpack".equals(manifest.manifestType)) throw new IOException("Invalid input: not a minecraft modpack");
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if (manifest.minecraft == null) throw new IOException("Modpack missing minecraft metadata");
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if (manifest.minecraft.modLoaders == null) manifest.minecraft.modLoaders = Set.of();
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if (manifest.minecraft.version == null) throw new IOException("Modpack missing minecraft version");
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if (manifest.files == null) manifest.files = Set.of();
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String fabric = null;
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for (CurseforgeModpackManifest.Minecraft.ModLoader loader : manifest.minecraft.modLoaders) {
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final String idPrefix = "fabric-";
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if (!loader.id.startsWith(idPrefix)) throw new IOException("Unsupported mod loader");
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fabric = loader.id.substring(idPrefix.length());
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}
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return new IntermediaryManifest(manifest.name, manifest.overrides, manifest.minecraft.version, fabric);
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}
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@Override
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protected void downloadMods(CurseforgeModpackManifest manifest, Path instanceDir, ProcessState state) throws IOException {
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Path modsPath = instanceDir.resolve("mods");
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for (CurseforgeModpackManifest.File file : manifest.files) {
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if (!file.required) continue;
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CurseforgeModSource source = new CurseforgeModSource(file.projectID, file.fileID);
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state.updateStep("Downloading " + source.getName());
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ModDownload download = source.download();
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ModMeta imod = ModMeta.of(download.sha1(), download.murmur2(), source, manifest.minecraft.version);
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Files.createDirectories(modsPath);
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JFiles.writeObject(modsPath.resolve(source.getShortName() + ModPath.EXT_IMOD), imod);
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}
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}
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}
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