mirror of
https://github.com/PrismLauncher/PrismLauncher.git
synced 2026-06-29 01:54:20 +03:00
abfa8b51f1
Assisted-by: claude:claude-4.6-sonnet Signed-off-by: Omegaplex <95503207+Omegaplexx@users.noreply.github.com>
341 lines
13 KiB
C++
341 lines
13 KiB
C++
// SPDX-License-Identifier: GPL-3.0-only
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/*
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* Prism Launcher - Minecraft Launcher
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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 General Public License as published by
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* the Free Software Foundation, version 3.
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*/
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#include "BabricCreationTask.h"
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#include <QDebug>
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#include <QDir>
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#include <QFile>
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#include <QFileInfo>
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#include "FileSystem.h"
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#include "minecraft/MinecraftInstance.h"
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#include "minecraft/PackProfile.h"
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#include "settings/INISettingsObject.h"
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// ---------------------------------------------------------------------------
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// Babric component stack (mirrors babric/prism-instance on GitHub):
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//
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// org.lwjgl 2.9.4+legacyfabric.17 [local patch]
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// net.minecraft b1.7.3 [local patch]
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// babric b1.7.3 [local patch]
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// net.fabricmc.intermediary b1.7.3 [local patch]
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// net.fabricmc.fabric-loader 0.18.4 [Prism meta server]
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//
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// The four local patches are embedded directly as C++ raw string literals
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// so they are always compiled into the binary without any QRC dependency.
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// To update, replace the JSON text below and rebuild.
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// ---------------------------------------------------------------------------
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static constexpr const char* FABRIC_LOADER_VERSION = "0.18.4";
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static const char* PATCH_ORG_LWJGL = R"({
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"formatVersion": 1,
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"libraries": [
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{
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"downloads": {
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"classifiers": {
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"natives-linux": {
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"sha1": "7ff832a6eb9ab6a767f1ade2b548092d0fa64795",
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"size": 10362,
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"url": "https://libraries.minecraft.net/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-linux.jar"
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},
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"natives-linux-arm32": {
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"sha1": "f3c455b71c5146acb5f8a9513247fc06db182fd5",
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"size": 4521,
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"url": "https://github.com/theofficialgman/lwjgl3-binaries-arm32/raw/lwjgl-2.9.4/jinput-platform-2.0.5-natives-linux.jar"
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},
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"natives-linux-arm64": {
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"sha1": "42b388ccb7c63cec4e9f24f4dddef33325f8b212",
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"size": 10932,
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"url": "https://github.com/theofficialgman/lwjgl3-binaries-arm64/raw/lwjgl-2.9.4/jinput-platform-2.0.5-natives-linux.jar"
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},
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"natives-osx": {
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"sha1": "53f9c919f34d2ca9de8c51fc4e1e8282029a9232",
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"size": 12186,
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"url": "https://libraries.minecraft.net/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-osx.jar"
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},
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"natives-osx-arm64": {
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"sha1": "5189eb40db3087fb11ca063b68fa4f4c20b199dd",
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"size": 10031,
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"url": "https://github.com/r58Playz/jinput-m1/raw/main/plugins/OSX/bin/jinput-platform-2.0.5.jar"
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},
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"natives-windows": {
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"sha1": "385ee093e01f587f30ee1c8a2ee7d408fd732e16",
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"size": 155179,
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"url": "https://libraries.minecraft.net/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-windows.jar"
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}
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}
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},
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"extract": { "exclude": ["META-INF/"] },
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"name": "net.java.jinput:jinput-platform:2.0.5",
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"natives": {
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"linux": "natives-linux",
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"linux-arm32": "natives-linux-arm32",
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"linux-arm64": "natives-linux-arm64",
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"osx": "natives-osx",
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"osx-arm64": "natives-osx-arm64",
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"windows": "natives-windows"
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}
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},
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{
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"downloads": {
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"artifact": {
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"sha1": "39c7796b469a600f72380316f6b1f11db6c2c7c4",
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"size": 208338,
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"url": "https://libraries.minecraft.net/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar"
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}
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},
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"name": "net.java.jinput:jinput:2.0.5"
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},
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{
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"downloads": {
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"artifact": {
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"sha1": "e12fe1fda814bd348c1579329c86943d2cd3c6a6",
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"size": 7508,
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"url": "https://libraries.minecraft.net/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar"
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}
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},
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"name": "net.java.jutils:jutils:1.0.0"
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},
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{
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"extract": { "exclude": ["META-INF/"] },
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"name": "org.lwjgl.lwjgl:lwjgl-platform:2.9.4+legacyfabric.17",
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"url": "https://maven.legacyfabric.net/",
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"natives": {
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"linux": "natives-linux",
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"linux-arm32": "natives-linux",
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"linux-arm64": "natives-linux",
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"osx": "natives-osx",
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"osx-arm64": "natives-osx",
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"windows": "natives-windows"
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}
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},
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{
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"name": "org.lwjgl.lwjgl:lwjgl:2.9.4+legacyfabric.17",
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"url": "https://maven.legacyfabric.net/"
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},
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{
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"name": "org.lwjgl.lwjgl:lwjgl_util:2.9.4+legacyfabric.17",
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"url": "https://maven.legacyfabric.net/"
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}
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],
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"name": "LWJGL 2",
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"type": "release",
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"uid": "org.lwjgl",
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"version": "2.9.4+legacyfabric.17",
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"volatile": true
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})";
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static const char* PATCH_NET_MINECRAFT = R"({
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"+traits": ["legacyLaunch", "legacyServices", "texturepacks"],
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"assetIndex": {
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"id": "pre-1.6",
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"sha1": "3d8e55480977e32acd9844e545177e69a52f594b",
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"size": 74091,
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"totalSize": 49505710,
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"url": "https://piston-meta.mojang.com/v1/packages/3d8e55480977e32acd9844e545177e69a52f594b/pre-1.6.json"
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},
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"compatibleJavaMajors": [8, 17, 21, 25],
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"compatibleJavaName": "java-runtime-delta",
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"formatVersion": 1,
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"mainJar": {
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"downloads": {
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"artifact": {
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"sha1": "43db9b498cb67058d2e12d394e6507722e71bb45",
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"size": 1465375,
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"url": "https://launcher.mojang.com/v1/objects/43db9b498cb67058d2e12d394e6507722e71bb45/client.jar"
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}
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},
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"name": "com.mojang:minecraft:b1.7.3:client"
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},
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"minecraftArguments": "${auth_player_name} ${auth_session} --gameDir ${game_directory} --assetsDir ${game_assets}",
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"name": "Minecraft",
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"releaseTime": "2011-07-08T00:00:00+02:00",
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"requires": [{"suggests": "2.9.4+legacyfabric.17", "uid": "org.lwjgl"}],
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"type": "old_beta",
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"uid": "net.minecraft",
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"version": "b1.7.3"
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})";
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static const char* PATCH_BABRIC = R"({
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"formatVersion": 1,
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"name": "Babric",
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"uid": "babric",
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"version": "b1.7.3",
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"minecraftArguments": "--username ${auth_player_name} --session ${auth_session} --gameDir ${game_directory} --assetsDir ${game_assets}",
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"+traits": ["noapplet"],
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"libraries": [
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{"name": "babric:log4j-config:1.0.0", "url": "https://maven.glass-launcher.net/babric/"},
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{"name": "net.minecrell:terminalconsoleappender:1.2.0", "url": "https://repo1.maven.org/maven2/"},
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{"name": "org.slf4j:slf4j-api:1.8.0-beta4"},
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{"name": "org.apache.logging.log4j:log4j-slf4j18-impl:2.16.0"},
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{"name": "org.apache.logging.log4j:log4j-api:2.16.0"},
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{"name": "org.apache.logging.log4j:log4j-core:2.16.0"},
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{"name": "com.google.code.gson:gson:2.8.9"},
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{"name": "com.google.guava:guava:31.0.1-jre"},
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{"name": "com.google.guava:failureaccess:1.0.1"},
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{"name": "org.apache.commons:commons-lang3:3.12.0"},
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{"name": "commons-io:commons-io:2.11.0"},
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{"name": "commons-codec:commons-codec:1.15"}
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]
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})";
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static const char* PATCH_INTERMEDIARY = R"({
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"formatVersion": 1,
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"libraries": [
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{"name": "babric:intermediary-upstream:b1.7.3", "url": "https://maven.glass-launcher.net/babric"}
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],
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"name": "Intermediary Mappings",
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"releaseTime": "2024-10-18T18:57:03.000Z",
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"requires": [{"equals": "b1.7.3", "uid": "net.minecraft"}],
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"type": "release",
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"uid": "net.fabricmc.intermediary",
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"version": "b1.7.3",
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"volatile": true
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})";
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// Ordered: org.lwjgl before net.minecraft so LWJGL 2 is on the classpath first.
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static const QList<QPair<QString, const char*>> LOCAL_PATCHES = {
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{ "org.lwjgl", PATCH_ORG_LWJGL },
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{ "net.minecraft", PATCH_NET_MINECRAFT },
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{ "babric", PATCH_BABRIC },
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{ "net.fabricmc.intermediary", PATCH_INTERMEDIARY },
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};
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// ---------------------------------------------------------------------------
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static bool writeFile(const QString& path, const QByteArray& data)
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{
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QDir().mkpath(QFileInfo(path).absolutePath());
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QFile f(path);
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if (!f.open(QFile::WriteOnly | QFile::Truncate)) {
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qCritical() << "[Babric] Cannot write" << path << ":" << f.errorString();
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return false;
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}
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const qint64 written = f.write(data);
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f.close();
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if (written != data.size()) {
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qCritical() << "[Babric] Short write to" << path;
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return false;
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}
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return true;
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}
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bool BabricCreationTask::installPatches(PackProfile* profile)
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{
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qDebug() << "[Babric] installPatches() start";
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// Step 1: Write all four patch files from the embedded string literals.
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QMap<QString, QByteArray> written;
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for (const auto& [uid, json] : LOCAL_PATCHES) {
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const QByteArray data(json);
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const QString target = profile->patchFilePathForUid(uid);
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qDebug() << "[Babric] Writing" << uid << "to" << target;
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if (!writeFile(target, data)) {
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qCritical() << "[Babric] Step 1 FAILED for" << uid;
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return false;
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}
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written[uid] = data;
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}
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// Step 2: Register component versions.
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//
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// setComponentVersion("net.minecraft", ..., important=true) calls
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// Component::revert() internally, which can delete our net.minecraft.json.
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// We re-write it immediately afterwards to be safe.
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profile->setComponentVersion("org.lwjgl", "2.9.4+legacyfabric.17");
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profile->setComponentVersion("net.minecraft", "b1.7.3", /*important=*/true);
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writeFile(profile->patchFilePathForUid("net.minecraft"), written["net.minecraft"]);
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profile->setComponentVersion("babric", "b1.7.3");
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profile->setComponentVersion("net.fabricmc.intermediary", "b1.7.3");
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// Fabric Loader is fetched from the Prism meta server (no local patch).
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profile->setComponentVersion("net.fabricmc.fabric-loader",
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QLatin1String(FABRIC_LOADER_VERSION));
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// Step 3: Re-write ALL patch files a second time to survive any
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// Component::revert() calls that setComponentVersion() may have fired above.
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// revert() deletes local patch files for UIDs that exist on the Prism meta
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// server (net.minecraft and possibly org.lwjgl).
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for (const auto& [uid, data] : written.asKeyValueRange()) {
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if (!writeFile(profile->patchFilePathForUid(uid), data))
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qWarning() << "[Babric] Failed to re-write patch for" << uid;
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}
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// Step 4: Save immediately so the profile is consistent on disk.
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profile->saveNow();
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qDebug() << "[Babric] installPatches() done";
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return true;
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}
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void BabricCreationTask::removePatches(PackProfile* profile)
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{
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qDebug() << "[Babric] removePatches() start";
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// Remove the four loader components.
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// Re-scan by UID each iteration because each removal shifts row indices.
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static const QList<QString> loaderUIDs = {
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"net.fabricmc.fabric-loader",
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"babric",
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"net.fabricmc.intermediary",
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"org.lwjgl",
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};
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for (const QString& uid : loaderUIDs) {
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for (int i = 0; i < profile->rowCount(); i++) {
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auto comp = profile->getComponent(i);
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if (comp && comp->getID() == uid) {
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profile->remove(i);
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break;
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}
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}
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// Also delete the local patch file explicitly.
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QFile::remove(profile->patchFilePathForUid(uid));
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}
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// Revert net.minecraft to meta-backed state so the "Custom" label disappears.
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// Component::revert() deletes patches/net.minecraft.json and clears m_file.
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auto netMinecraft = profile->getComponent("net.minecraft");
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if (netMinecraft)
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netMinecraft->revert();
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QFile::remove(profile->patchFilePathForUid("net.minecraft"));
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profile->saveNow();
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qDebug() << "[Babric] removePatches() done";
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}
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std::unique_ptr<MinecraftInstance> BabricCreationTask::createInstance()
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{
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setStatus(tr("Creating Babric instance for Minecraft b1.7.3"));
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auto inst = std::make_unique<MinecraftInstance>(
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m_globalSettings,
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std::make_unique<INISettingsObject>(FS::PathCombine(m_stagingPath, "instance.cfg")),
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m_stagingPath);
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SettingsObject::Lock lock(inst->settings());
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auto* profile = inst->getPackProfile();
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profile->buildingFromScratch();
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if (!installPatches(profile)) {
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setError(tr("Failed to write Babric patch files."));
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return nullptr;
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}
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inst->setName(name());
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inst->setIconKey(m_instIcon);
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return inst;
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}
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