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// SPDX-License-Identifier: GPL-3.0-only
/*
* Prism Launcher - Minecraft Launcher
* Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
*
* 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, see <https://www.gnu.org/licenses/>.
*/
#include "FlamePackExportTask.h"
#include <QJsonArray>
#include <QJsonObject>
#include <QCryptographicHash>
#include <QFileInfo>
#include <QMessageBox>
#include <QtConcurrentRun>
#include "Json.h"
#include "MMCZip.h"
#include "minecraft/PackProfile.h"
#include "minecraft/mod/ModFolderModel.h"
#include "modplatform/helpers/ExportModsToStringTask.h"
const QStringList FlamePackExportTask::PREFIXES({ "mods/", "coremods/", "resourcepacks/", "texturepacks/", "shaderpacks/" });
const QStringList FlamePackExportTask::FILE_EXTENSIONS({ "jar", "litemod", "zip" });
const QString FlamePackExportTask::TEMPLATE = "<li><a href={url}>{name}({authors})</a></li>";
FlamePackExportTask::FlamePackExportTask(const QString& name,
const QString& version,
const QVariant& projectID,
InstancePtr instance,
const QString& output,
MMCZip::FilterFunction filter)
: name(name)
, version(version)
, projectID(projectID)
, instance(instance)
, mcInstance(dynamic_cast<MinecraftInstance*>(instance.get()))
, gameRoot(instance->gameRoot())
, output(output)
, filter(filter)
{}
void FlamePackExportTask::executeTask()
{
setStatus(tr("Searching for files..."));
setProgress(0, 0);
collectFiles();
}
bool FlamePackExportTask::abort()
{
if (task != nullptr) {
task->abort();
task = nullptr;
emitAborted();
return true;
}
if (buildZipFuture.isRunning()) {
buildZipFuture.cancel();
// NOTE: Here we don't do `emitAborted()` because it will be done when `buildZipFuture` actually cancels, which may not occur
// immediately.
return true;
}
return false;
}
void FlamePackExportTask::collectFiles()
{
setAbortable(false);
QCoreApplication::processEvents();
files.clear();
if (!MMCZip::collectFileListRecursively(instance->gameRoot(), nullptr, &files, filter)) {
emitFailed(tr("Could not search for files"));
return;
}
resolvedFiles.clear();
mcInstance->loaderModList()->update();
connect(mcInstance->loaderModList().get(), &ModFolderModel::updateFinished, this, [this]() {
mods = mcInstance->loaderModList()->allMods();
buildZip();
});
}
void FlamePackExportTask::buildZip()
{
setStatus(tr("Adding files..."));
buildZipFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this]() {
QuaZip zip(output);
if (!zip.open(QuaZip::mdCreate)) {
QFile::remove(output);
return BuildZipResult(tr("Could not create file"));
}
if (buildZipFuture.isCanceled())
return BuildZipResult();
QuaZipFile indexFile(&zip);
if (!indexFile.open(QIODevice::WriteOnly, QuaZipNewInfo("manifest.json"))) {
QFile::remove(output);
return BuildZipResult(tr("Could not create index"));
}
indexFile.write(generateIndex());
QuaZipFile modlist(&zip);
if (!modlist.open(QIODevice::WriteOnly, QuaZipNewInfo("modlist.html"))) {
QFile::remove(output);
return BuildZipResult(tr("Could not create index"));
}
QString content = ExportToString::ExportModsToStringTask(mods, TEMPLATE);
content = "<ul>" + content + "</ul>";
modlist.write(content.toUtf8());
size_t progress = 0;
for (const QFileInfo& file : files) {
if (buildZipFuture.isCanceled()) {
QFile::remove(output);
return BuildZipResult();
}
setProgress(progress, files.length());
const QString relative = gameRoot.relativeFilePath(file.absoluteFilePath());
if (!resolvedFiles.contains(relative) && !JlCompress::compressFile(&zip, file.absoluteFilePath(), "overrides/" + relative)) {
QFile::remove(output);
return BuildZipResult(tr("Could not read and compress %1").arg(relative));
}
progress++;
}
zip.close();
if (zip.getZipError() != 0) {
QFile::remove(output);
return BuildZipResult(tr("A zip error occurred"));
}
return BuildZipResult();
});
connect(&buildZipWatcher, &QFutureWatcher<BuildZipResult>::finished, this, &FlamePackExportTask::finish);
buildZipWatcher.setFuture(buildZipFuture);
}
void FlamePackExportTask::finish()
{
if (buildZipFuture.isCanceled())
emitAborted();
else {
const BuildZipResult result = buildZipFuture.result();
if (result.has_value())
emitFailed(result.value());
else
emitSucceeded();
}
}
QByteArray FlamePackExportTask::generateIndex()
{
QJsonObject obj;
obj["manifestType"] = "minecraftModpack";
obj["manifestVersion"] = 1;
obj["name"] = name;
obj["version"] = version;
obj["author"] = author;
obj["projectID"] = projectID.toInt();
obj["overrides"] = "overrides";
if (mcInstance) {
QJsonObject version;
auto profile = mcInstance->getPackProfile();
// collect all supported components
const ComponentPtr minecraft = profile->getComponent("net.minecraft");
const ComponentPtr quilt = profile->getComponent("org.quiltmc.quilt-loader");
const ComponentPtr fabric = profile->getComponent("net.fabricmc.fabric-loader");
const ComponentPtr forge = profile->getComponent("net.minecraftforge");
// convert all available components to mrpack dependencies
if (minecraft != nullptr)
version["version"] = minecraft->m_version;
QJsonObject loader;
if (quilt != nullptr)
loader["id"] = quilt->getName();
else if (fabric != nullptr)
loader["id"] = fabric->getName();
else if (forge != nullptr)
loader["id"] = forge->getName();
loader["primary"] = true;
version["modLoaders"] = QJsonArray({ loader });
obj["minecraft"] = version;
}
QJsonArray files;
QMapIterator<QString, ResolvedFile> iterator(resolvedFiles);
while (iterator.hasNext()) {
iterator.next();
const ResolvedFile& value = iterator.value();
QJsonObject file;
file["projectID"] = value.projectID.toInt();
file["fileID"] = value.fileID.toInt();
file["required"] = value.required;
files << file;
}
obj["files"] = files;
return QJsonDocument(obj).toJson(QJsonDocument::Compact);
}
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