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// SPDX-License-Identifier: GPL-3.0-only
// SPDX-FileCopyrightText: 2026 Project Tick
// SPDX-FileContributor: Project Tick Team
/*
* ProjT Launcher - Minecraft Launcher
* Copyright (C) 2026 Project Tick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* === Upstream License Block (Do Not Modify) ==============================
*
* Prism Launcher - Minecraft Launcher
* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* ======================================================================== */
#include "ModMinecraftJar.hpp"
#include "FileSystem.h"
#include "MMCZip.h"
#include "launch/LaunchPipeline.hpp"
#include "minecraft/MinecraftInstance.h"
#include "minecraft/PackProfile.h"
void ModMinecraftJar::executeTask()
{
auto m_inst = m_flow->instance();
if (!m_inst->getJarMods().size())
{
emitSucceeded();
return;
}
// nuke obsolete stripped jar(s) if needed
if (!FS::ensureFolderPathExists(m_inst->binRoot()))
{
emitFailed(tr("Couldn't create the bin folder for Minecraft.jar"));
}
auto finalJarPath = QDir(m_inst->binRoot()).absoluteFilePath("minecraft.jar");
if (!removeJar())
{
emitFailed(tr("Couldn't remove stale jar file: %1").arg(finalJarPath));
}
// create temporary modded jar, if needed
auto components = m_inst->getPackProfile();
auto profile = components->getProfile();
auto jarMods = m_inst->getJarMods();
if (jarMods.size())
{
auto mainJar = profile->getMainJar();
QStringList jars, temp1, temp2, temp3, temp4;
mainJar->getApplicableFiles(m_inst->runtimeContext(), jars, temp1, temp2, temp3, m_inst->getLocalLibraryPath());
auto sourceJarPath = jars[0];
if (!MMCZip::createModdedJar(sourceJarPath, finalJarPath, jarMods))
{
emitFailed(tr("Failed to create the custom Minecraft jar file."));
return;
}
}
emitSucceeded();
}
void ModMinecraftJar::finalize()
{
removeJar();
}
bool ModMinecraftJar::removeJar()
{
auto m_inst = m_flow->instance();
auto finalJarPath = QDir(m_inst->binRoot()).absoluteFilePath("minecraft.jar");
QFile finalJar(finalJarPath);
if (finalJar.exists())
{
if (!finalJar.remove())
{
return false;
}
}
return true;
}
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