377 lines
14 KiB
C++
377 lines
14 KiB
C++
// SPDX-License-Identifier: GPL-3.0-only
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/*
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* PolyMC - Minecraft Launcher
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* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
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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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* This file incorporates work covered by the following copyright and
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* permission notice:
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*
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* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "MojangVersionFormat.h"
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#include "MojangDownloadInfo.h"
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#include "OneSixVersionFormat.h"
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#include "Json.h"
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using namespace Json;
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#include <BuildConfig.h>
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#include "ParseUtils.h"
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static const int CURRENT_MINIMUM_LAUNCHER_VERSION = 18;
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static MojangAssetIndexInfo::Ptr assetIndexFromJson(const QJsonObject& obj);
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static MojangDownloadInfo::Ptr downloadInfoFromJson(const QJsonObject& obj);
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static MojangLibraryDownloadInfo::Ptr libDownloadInfoFromJson(const QJsonObject& libObj);
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static QJsonObject assetIndexToJson(MojangAssetIndexInfo::Ptr assetidxinfo);
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static QJsonObject libDownloadInfoToJson(MojangLibraryDownloadInfo::Ptr libinfo);
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static QJsonObject downloadInfoToJson(MojangDownloadInfo::Ptr info);
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namespace Bits {
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static void readString(const QJsonObject& root, const QString& key, QString& variable)
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{
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if (root.contains(key)) {
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variable = requireString(root.value(key));
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}
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}
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static void readDownloadInfo(MojangDownloadInfo::Ptr out, const QJsonObject& obj)
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{
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// optional, not used
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readString(obj, "path", out->path);
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// required!
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out->sha1 = requireString(obj, "sha1");
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out->url = requireString(obj, "url");
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out->size = requireInteger(obj, "size");
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}
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static void readAssetIndex(MojangAssetIndexInfo::Ptr out, const QJsonObject& obj)
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{
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out->totalSize = requireInteger(obj, "totalSize");
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out->id = requireString(obj, "id");
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// out->known = true;
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}
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} // namespace Bits
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MojangDownloadInfo::Ptr downloadInfoFromJson(const QJsonObject& obj)
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{
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auto out = std::make_shared<MojangDownloadInfo>();
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Bits::readDownloadInfo(out, obj);
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return out;
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}
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MojangAssetIndexInfo::Ptr assetIndexFromJson(const QJsonObject& obj)
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{
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auto out = std::make_shared<MojangAssetIndexInfo>();
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Bits::readDownloadInfo(out, obj);
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Bits::readAssetIndex(out, obj);
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return out;
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}
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QJsonObject downloadInfoToJson(MojangDownloadInfo::Ptr info)
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{
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QJsonObject out;
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if (!info->path.isNull()) {
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out.insert("path", info->path);
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}
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out.insert("sha1", info->sha1);
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out.insert("size", info->size);
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out.insert("url", info->url);
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return out;
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}
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MojangLibraryDownloadInfo::Ptr libDownloadInfoFromJson(const QJsonObject& libObj)
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{
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auto out = std::make_shared<MojangLibraryDownloadInfo>();
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auto dlObj = requireObject(libObj.value("downloads"));
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if (dlObj.contains("artifact")) {
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out->artifact = downloadInfoFromJson(requireObject(dlObj, "artifact"));
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}
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if (dlObj.contains("classifiers")) {
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auto classifiersObj = requireObject(dlObj, "classifiers");
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for (auto iter = classifiersObj.begin(); iter != classifiersObj.end(); iter++) {
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auto classifier = iter.key();
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auto classifierObj = requireObject(iter.value());
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out->classifiers[classifier] = downloadInfoFromJson(classifierObj);
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}
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}
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return out;
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}
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QJsonObject libDownloadInfoToJson(MojangLibraryDownloadInfo::Ptr libinfo)
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{
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QJsonObject out;
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if (libinfo->artifact) {
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out.insert("artifact", downloadInfoToJson(libinfo->artifact));
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}
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if (!libinfo->classifiers.isEmpty()) {
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QJsonObject classifiersOut;
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for (auto iter = libinfo->classifiers.begin(); iter != libinfo->classifiers.end(); iter++) {
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classifiersOut.insert(iter.key(), downloadInfoToJson(iter.value()));
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}
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out.insert("classifiers", classifiersOut);
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}
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return out;
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}
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QJsonObject assetIndexToJson(MojangAssetIndexInfo::Ptr info)
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{
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QJsonObject out;
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if (!info->path.isNull()) {
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out.insert("path", info->path);
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}
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out.insert("sha1", info->sha1);
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out.insert("size", info->size);
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out.insert("url", info->url);
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out.insert("totalSize", info->totalSize);
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out.insert("id", info->id);
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return out;
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}
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void MojangVersionFormat::readVersionProperties(const QJsonObject& in, VersionFile* out)
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{
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Bits::readString(in, "id", out->minecraftVersion);
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Bits::readString(in, "mainClass", out->mainClass);
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Bits::readString(in, "minecraftArguments", out->minecraftArguments);
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if (out->minecraftArguments.isEmpty()) {
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QString processArguments;
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Bits::readString(in, "processArguments", processArguments);
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QString toCompare = processArguments.toLower();
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if (toCompare == "legacy") {
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out->minecraftArguments = " ${auth_player_name} ${auth_session}";
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} else if (toCompare == "username_session") {
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out->minecraftArguments = "--username ${auth_player_name} --session ${auth_session}";
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} else if (toCompare == "username_session_version") {
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out->minecraftArguments = "--username ${auth_player_name} --session ${auth_session} --version ${profile_name}";
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} else if (!toCompare.isEmpty()) {
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out->addProblem(ProblemSeverity::Error, QObject::tr("processArguments is set to unknown value '%1'").arg(processArguments));
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}
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}
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Bits::readString(in, "type", out->type);
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Bits::readString(in, "assets", out->assets);
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if (in.contains("assetIndex")) {
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out->mojangAssetIndex = assetIndexFromJson(requireObject(in, "assetIndex"));
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} else if (!out->assets.isNull()) {
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out->mojangAssetIndex = std::make_shared<MojangAssetIndexInfo>(out->assets);
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}
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out->releaseTime = timeFromS3Time(in.value("releaseTime").toString(""));
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out->updateTime = timeFromS3Time(in.value("time").toString(""));
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if (in.contains("minimumLauncherVersion")) {
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out->minimumLauncherVersion = requireInteger(in.value("minimumLauncherVersion"));
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if (out->minimumLauncherVersion > CURRENT_MINIMUM_LAUNCHER_VERSION) {
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out->addProblem(ProblemSeverity::Warning, QObject::tr("The 'minimumLauncherVersion' value of this version (%1) is higher than "
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"supported by %3 (%2). It might not work properly!")
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.arg(out->minimumLauncherVersion)
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.arg(CURRENT_MINIMUM_LAUNCHER_VERSION)
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.arg(BuildConfig.LAUNCHER_DISPLAYNAME));
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}
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}
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if (in.contains("compatibleJavaMajors")) {
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for (auto compatible : requireArray(in.value("compatibleJavaMajors"))) {
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out->compatibleJavaMajors.append(requireInteger(compatible));
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}
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}
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if (in.contains("downloads")) {
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auto downloadsObj = requireObject(in, "downloads");
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for (auto iter = downloadsObj.begin(); iter != downloadsObj.end(); iter++) {
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auto classifier = iter.key();
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auto classifierObj = requireObject(iter.value());
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out->mojangDownloads[classifier] = downloadInfoFromJson(classifierObj);
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}
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}
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}
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VersionFilePtr MojangVersionFormat::versionFileFromJson(const QJsonDocument& doc, const QString& filename)
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{
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VersionFilePtr out(new VersionFile());
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if (doc.isEmpty() || doc.isNull()) {
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throw JSONValidationError(filename + " is empty or null");
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}
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if (!doc.isObject()) {
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throw JSONValidationError(filename + " is not an object");
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}
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QJsonObject root = doc.object();
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readVersionProperties(root, out.get());
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out->name = "Minecraft";
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out->uid = "net.minecraft";
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out->version = out->minecraftVersion;
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// out->filename = filename;
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if (root.contains("libraries")) {
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for (auto libVal : requireArray(root.value("libraries"))) {
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auto libObj = requireObject(libVal);
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auto lib = MojangVersionFormat::libraryFromJson(*out, libObj, filename);
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out->libraries.append(lib);
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}
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}
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return out;
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}
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void MojangVersionFormat::writeVersionProperties(const VersionFile* in, QJsonObject& out)
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{
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writeString(out, "id", in->minecraftVersion);
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writeString(out, "mainClass", in->mainClass);
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writeString(out, "minecraftArguments", in->minecraftArguments);
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writeString(out, "type", in->type);
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if (!in->releaseTime.isNull()) {
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writeString(out, "releaseTime", timeToS3Time(in->releaseTime));
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}
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if (!in->updateTime.isNull()) {
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writeString(out, "time", timeToS3Time(in->updateTime));
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}
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if (in->minimumLauncherVersion != -1) {
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out.insert("minimumLauncherVersion", in->minimumLauncherVersion);
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}
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writeString(out, "assets", in->assets);
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if (in->mojangAssetIndex && in->mojangAssetIndex->known) {
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out.insert("assetIndex", assetIndexToJson(in->mojangAssetIndex));
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}
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if (!in->mojangDownloads.isEmpty()) {
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QJsonObject downloadsOut;
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for (auto iter = in->mojangDownloads.begin(); iter != in->mojangDownloads.end(); iter++) {
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downloadsOut.insert(iter.key(), downloadInfoToJson(iter.value()));
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}
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out.insert("downloads", downloadsOut);
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}
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if (!in->compatibleJavaMajors.isEmpty()) {
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QJsonArray compatibleJavaMajorsOut;
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for (auto compatibleJavaMajor : in->compatibleJavaMajors) {
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compatibleJavaMajorsOut.append(compatibleJavaMajor);
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}
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out.insert("compatibleJavaMajors", compatibleJavaMajorsOut);
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}
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}
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QJsonDocument MojangVersionFormat::versionFileToJson(const VersionFilePtr& patch)
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{
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QJsonObject root;
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writeVersionProperties(patch.get(), root);
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if (!patch->libraries.isEmpty()) {
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QJsonArray array;
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for (auto value : patch->libraries) {
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array.append(MojangVersionFormat::libraryToJson(value.get()));
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}
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root.insert("libraries", array);
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}
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// write the contents to a json document.
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{
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QJsonDocument out;
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out.setObject(root);
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return out;
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}
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}
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LibraryPtr MojangVersionFormat::libraryFromJson(ProblemContainer& problems, const QJsonObject& libObj, const QString& filename)
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{
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LibraryPtr out(new Library());
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if (!libObj.contains("name")) {
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throw JSONValidationError(filename + "contains a library that doesn't have a 'name' field");
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}
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auto rawName = libObj.value("name").toString();
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out->m_name = rawName;
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if (!out->m_name.valid()) {
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problems.addProblem(ProblemSeverity::Error, QObject::tr("Library %1 name is broken and cannot be processed.").arg(rawName));
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}
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Bits::readString(libObj, "url", out->m_repositoryURL);
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if (libObj.contains("extract")) {
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out->m_hasExcludes = true;
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auto extractObj = requireObject(libObj.value("extract"));
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for (auto excludeVal : requireArray(extractObj.value("exclude"))) {
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out->m_extractExcludes.append(requireString(excludeVal));
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}
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}
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if (libObj.contains("natives")) {
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QJsonObject nativesObj = requireObject(libObj.value("natives"));
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for (auto it = nativesObj.begin(); it != nativesObj.end(); ++it) {
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if (!it.value().isString()) {
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qWarning() << filename << "contains an invalid native (skipping)";
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}
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// FIXME: Skip unknown platforms
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out->m_nativeClassifiers[it.key()] = it.value().toString();
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}
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}
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if (libObj.contains("rules")) {
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out->applyRules = true;
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out->m_rules = rulesFromJsonV4(libObj);
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}
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if (libObj.contains("downloads")) {
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out->m_mojangDownloads = libDownloadInfoFromJson(libObj);
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}
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return out;
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}
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QJsonObject MojangVersionFormat::libraryToJson(Library* library)
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{
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QJsonObject libRoot;
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libRoot.insert("name", library->m_name.serialize());
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if (!library->m_repositoryURL.isEmpty()) {
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libRoot.insert("url", library->m_repositoryURL);
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}
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if (library->isNative()) {
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QJsonObject nativeList;
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auto iter = library->m_nativeClassifiers.begin();
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while (iter != library->m_nativeClassifiers.end()) {
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nativeList.insert(iter.key(), iter.value());
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iter++;
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}
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libRoot.insert("natives", nativeList);
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if (!library->m_extractExcludes.isEmpty()) {
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QJsonArray excludes;
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QJsonObject extract;
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for (auto exclude : library->m_extractExcludes) {
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excludes.append(exclude);
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}
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extract.insert("exclude", excludes);
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libRoot.insert("extract", extract);
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}
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}
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if (!library->m_rules.isEmpty()) {
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QJsonArray allRules;
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for (auto& rule : library->m_rules) {
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QJsonObject ruleObj = rule->toJson();
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allRules.append(ruleObj);
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}
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libRoot.insert("rules", allRules);
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}
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if (library->m_mojangDownloads) {
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auto downloadsObj = libDownloadInfoToJson(library->m_mojangDownloads);
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libRoot.insert("downloads", downloadsObj);
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}
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return libRoot;
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}
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