sneedmc/api/logic/InstanceImportTask.cpp
kb1000 8021fb25d0 GH-469 Implement support for importing and searching for Technic Platform and Solder modpacks
This does not support any custom modpack.jar for 1.6 or newer, it simply uses standard Forge then.
Supports Forge and Fabric, and JAR mods for 1.5 and older.
2020-10-13 21:34:16 +02:00

446 lines
15 KiB
C++

/* Copyright 2013-2020 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 "InstanceImportTask.h"
#include "BaseInstance.h"
#include "FileSystem.h"
#include "Env.h"
#include "MMCZip.h"
#include "NullInstance.h"
#include "settings/INISettingsObject.h"
#include "icons/IIconList.h"
#include "icons/IconUtils.h"
#include <QtConcurrentRun>
// FIXME: this does not belong here, it's Minecraft/Flame specific
#include "minecraft/MinecraftInstance.h"
#include "minecraft/PackProfile.h"
#include "modplatform/flame/FileResolvingTask.h"
#include "modplatform/flame/PackManifest.h"
#include "Json.h"
#include <quazipdir.h>
#include "modplatform/technic/TechnicPackProcessor.h"
InstanceImportTask::InstanceImportTask(const QUrl sourceUrl)
{
m_sourceUrl = sourceUrl;
}
void InstanceImportTask::executeTask()
{
if (m_sourceUrl.isLocalFile())
{
m_archivePath = m_sourceUrl.toLocalFile();
processZipPack();
}
else
{
setStatus(tr("Downloading modpack:\n%1").arg(m_sourceUrl.toString()));
m_downloadRequired = true;
const QString path = m_sourceUrl.host() + '/' + m_sourceUrl.path();
auto entry = ENV.metacache()->resolveEntry("general", path);
entry->setStale(true);
m_filesNetJob.reset(new NetJob(tr("Modpack download")));
m_filesNetJob->addNetAction(Net::Download::makeCached(m_sourceUrl, entry));
m_archivePath = entry->getFullPath();
auto job = m_filesNetJob.get();
connect(job, &NetJob::succeeded, this, &InstanceImportTask::downloadSucceeded);
connect(job, &NetJob::progress, this, &InstanceImportTask::downloadProgressChanged);
connect(job, &NetJob::failed, this, &InstanceImportTask::downloadFailed);
m_filesNetJob->start();
}
}
void InstanceImportTask::downloadSucceeded()
{
processZipPack();
m_filesNetJob.reset();
}
void InstanceImportTask::downloadFailed(QString reason)
{
emitFailed(reason);
m_filesNetJob.reset();
}
void InstanceImportTask::downloadProgressChanged(qint64 current, qint64 total)
{
setProgress(current / 2, total);
}
void InstanceImportTask::processZipPack()
{
setStatus(tr("Extracting modpack"));
QDir extractDir(m_stagingPath);
qDebug() << "Attempting to create instance from" << m_archivePath;
// open the zip and find relevant files in it
m_packZip.reset(new QuaZip(m_archivePath));
if (!m_packZip->open(QuaZip::mdUnzip))
{
emitFailed(tr("Unable to open supplied modpack zip file."));
return;
}
QStringList blacklist = {"instance.cfg", "manifest.json"};
QString mmcFound = MMCZip::findFolderOfFileInZip(m_packZip.get(), "instance.cfg");
bool technicFound = QuaZipDir(m_packZip.get()).exists("/bin/modpack.jar") || QuaZipDir(m_packZip.get()).exists("/bin/version.json");
QString flameFound = MMCZip::findFolderOfFileInZip(m_packZip.get(), "manifest.json");
QString root;
if(!mmcFound.isNull())
{
// process as MultiMC instance/pack
qDebug() << "MultiMC:" << mmcFound;
root = mmcFound;
m_modpackType = ModpackType::MultiMC;
}
else if (technicFound)
{
// process as Technic pack
qDebug() << "Technic:" << technicFound;
extractDir.mkpath(".minecraft");
extractDir.cd(".minecraft");
m_modpackType = ModpackType::Technic;
}
else if(!flameFound.isNull())
{
// process as Flame pack
qDebug() << "Flame:" << flameFound;
root = flameFound;
m_modpackType = ModpackType::Flame;
}
if(m_modpackType == ModpackType::Unknown)
{
emitFailed(tr("Archive does not contain a recognized modpack type."));
return;
}
// make sure we extract just the pack
m_extractFuture = QtConcurrent::run(QThreadPool::globalInstance(), MMCZip::extractSubDir, m_packZip.get(), root, extractDir.absolutePath());
connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::finished, this, &InstanceImportTask::extractFinished);
connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::canceled, this, &InstanceImportTask::extractAborted);
m_extractFutureWatcher.setFuture(m_extractFuture);
}
void InstanceImportTask::extractFinished()
{
m_packZip.reset();
if (m_extractFuture.result().isEmpty())
{
emitFailed(tr("Failed to extract modpack"));
return;
}
QDir extractDir(m_stagingPath);
qDebug() << "Fixing permissions for extracted pack files...";
QDirIterator it(extractDir, QDirIterator::Subdirectories);
while (it.hasNext())
{
auto filepath = it.next();
QFileInfo file(filepath);
auto permissions = QFile::permissions(filepath);
auto origPermissions = permissions;
if(file.isDir())
{
// Folder +rwx for current user
permissions |= QFileDevice::Permission::ReadUser | QFileDevice::Permission::WriteUser | QFileDevice::Permission::ExeUser;
}
else
{
// File +rw for current user
permissions |= QFileDevice::Permission::ReadUser | QFileDevice::Permission::WriteUser;
}
if(origPermissions != permissions)
{
if(!QFile::setPermissions(filepath, permissions))
{
logWarning(tr("Could not fix permissions for %1").arg(filepath));
}
else
{
qDebug() << "Fixed" << filepath;
}
}
}
switch(m_modpackType)
{
case ModpackType::Flame:
processFlame();
return;
case ModpackType::MultiMC:
processMultiMC();
return;
case ModpackType::Technic:
processTechnic();
return;
case ModpackType::Unknown:
emitFailed(tr("Archive does not contain a recognized modpack type."));
return;
}
}
void InstanceImportTask::extractAborted()
{
emitFailed(tr("Instance import has been aborted."));
return;
}
void InstanceImportTask::processFlame()
{
const static QMap<QString,QString> forgemap = {
{"1.2.5", "3.4.9.171"},
{"1.4.2", "6.0.1.355"},
{"1.4.7", "6.6.2.534"},
{"1.5.2", "7.8.1.737"}
};
Flame::Manifest pack;
try
{
QString configPath = FS::PathCombine(m_stagingPath, "manifest.json");
Flame::loadManifest(pack, configPath);
QFile::remove(configPath);
}
catch (const JSONValidationError &e)
{
emitFailed(tr("Could not understand pack manifest:\n") + e.cause());
return;
}
if(!pack.overrides.isEmpty())
{
QString overridePath = FS::PathCombine(m_stagingPath, pack.overrides);
if (QFile::exists(overridePath))
{
QString mcPath = FS::PathCombine(m_stagingPath, "minecraft");
if (!QFile::rename(overridePath, mcPath))
{
emitFailed(tr("Could not rename the overrides folder:\n") + pack.overrides);
return;
}
}
else
{
logWarning(tr("The specified overrides folder (%1) is missing. Maybe the modpack was already used before?").arg(pack.overrides));
}
}
QString forgeVersion;
for(auto &loader: pack.minecraft.modLoaders)
{
auto id = loader.id;
if(id.startsWith("forge-"))
{
id.remove("forge-");
forgeVersion = id;
continue;
}
logWarning(tr("Unknown mod loader in manifest: %1").arg(id));
}
QString configPath = FS::PathCombine(m_stagingPath, "instance.cfg");
auto instanceSettings = std::make_shared<INISettingsObject>(configPath);
instanceSettings->registerSetting("InstanceType", "Legacy");
instanceSettings->set("InstanceType", "OneSix");
MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
auto mcVersion = pack.minecraft.version;
// Hack to correct some 'special sauce'...
if(mcVersion.endsWith('.'))
{
mcVersion.remove(QRegExp("[.]+$"));
logWarning(tr("Mysterious trailing dots removed from Minecraft version while importing pack."));
}
auto components = instance.getPackProfile();
components->buildingFromScratch();
components->setComponentVersion("net.minecraft", mcVersion, true);
if(!forgeVersion.isEmpty())
{
// FIXME: dirty, nasty, hack. Proper solution requires dependency resolution and knowledge of the metadata.
if(forgeVersion == "recommended")
{
if(forgemap.contains(mcVersion))
{
forgeVersion = forgemap[mcVersion];
}
else
{
logWarning(tr("Could not map recommended forge version for Minecraft %1").arg(mcVersion));
}
}
components->setComponentVersion("net.minecraftforge", forgeVersion);
}
if (m_instIcon != "default")
{
instance.setIconKey(m_instIcon);
}
else
{
if(pack.name.contains("Direwolf20"))
{
instance.setIconKey("steve");
}
else if(pack.name.contains("FTB") || pack.name.contains("Feed The Beast"))
{
instance.setIconKey("ftb_logo");
}
else
{
// default to something other than the MultiMC default to distinguish these
instance.setIconKey("flame");
}
}
QString jarmodsPath = FS::PathCombine(m_stagingPath, "minecraft", "jarmods");
QFileInfo jarmodsInfo(jarmodsPath);
if(jarmodsInfo.isDir())
{
// install all the jar mods
qDebug() << "Found jarmods:";
QDir jarmodsDir(jarmodsPath);
QStringList jarMods;
for (auto info: jarmodsDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files))
{
qDebug() << info.fileName();
jarMods.push_back(info.absoluteFilePath());
}
auto profile = instance.getPackProfile();
profile->installJarMods(jarMods);
// nuke the original files
FS::deletePath(jarmodsPath);
}
instance.setName(m_instName);
m_modIdResolver.reset(new Flame::FileResolvingTask(pack));
connect(m_modIdResolver.get(), &Flame::FileResolvingTask::succeeded, [&]()
{
auto results = m_modIdResolver->getResults();
m_filesNetJob.reset(new NetJob(tr("Mod download")));
for(auto result: results.files)
{
QString filename = result.fileName;
if(!result.required)
{
filename += ".disabled";
}
auto relpath = FS::PathCombine("minecraft", result.targetFolder, filename);
auto path = FS::PathCombine(m_stagingPath , relpath);
switch(result.type)
{
case Flame::File::Type::Folder:
{
logWarning(tr("This 'Folder' may need extracting: %1").arg(relpath));
// fall-through intentional, we treat these as plain old mods and dump them wherever.
}
case Flame::File::Type::SingleFile:
case Flame::File::Type::Mod:
{
qDebug() << "Will download" << result.url << "to" << path;
auto dl = Net::Download::makeFile(result.url, path);
m_filesNetJob->addNetAction(dl);
break;
}
case Flame::File::Type::Modpack:
logWarning(tr("Nesting modpacks in modpacks is not implemented, nothing was downloaded: %1").arg(relpath));
break;
case Flame::File::Type::Cmod2:
case Flame::File::Type::Ctoc:
case Flame::File::Type::Unknown:
logWarning(tr("Unrecognized/unhandled PackageType for: %1").arg(relpath));
break;
}
}
m_modIdResolver.reset();
connect(m_filesNetJob.get(), &NetJob::succeeded, this, [&]()
{
m_filesNetJob.reset();
emitSucceeded();
}
);
connect(m_filesNetJob.get(), &NetJob::failed, [&](QString reason)
{
m_filesNetJob.reset();
emitFailed(reason);
});
connect(m_filesNetJob.get(), &NetJob::progress, [&](qint64 current, qint64 total)
{
setProgress(current, total);
});
setStatus(tr("Downloading mods..."));
m_filesNetJob->start();
}
);
connect(m_modIdResolver.get(), &Flame::FileResolvingTask::failed, [&](QString reason)
{
m_modIdResolver.reset();
emitFailed(tr("Unable to resolve mod IDs:\n") + reason);
});
connect(m_modIdResolver.get(), &Flame::FileResolvingTask::progress, [&](qint64 current, qint64 total)
{
setProgress(current, total);
});
connect(m_modIdResolver.get(), &Flame::FileResolvingTask::status, [&](QString status)
{
setStatus(status);
});
m_modIdResolver->start();
}
void InstanceImportTask::processTechnic()
{
shared_qobject_ptr<Technic::TechnicPackProcessor> packProcessor = new Technic::TechnicPackProcessor();
connect(packProcessor.get(), &Technic::TechnicPackProcessor::succeeded, this, &InstanceImportTask::emitSucceeded);
connect(packProcessor.get(), &Technic::TechnicPackProcessor::failed, this, &InstanceImportTask::emitFailed);
packProcessor->run(m_globalSettings, m_instName, m_instIcon, m_stagingPath);
}
void InstanceImportTask::processMultiMC()
{
// FIXME: copy from FolderInstanceProvider!!! FIX IT!!!
QString configPath = FS::PathCombine(m_stagingPath, "instance.cfg");
auto instanceSettings = std::make_shared<INISettingsObject>(configPath);
instanceSettings->registerSetting("InstanceType", "Legacy");
NullInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
// reset time played on import... because packs.
instance.resetTimePlayed();
// set a new nice name
instance.setName(m_instName);
// if the icon was specified by user, use that. otherwise pull icon from the pack
if (m_instIcon != "default")
{
instance.setIconKey(m_instIcon);
}
else
{
m_instIcon = instance.iconKey();
auto importIconPath = IconUtils::findBestIconIn(instance.instanceRoot(), m_instIcon);
if (!importIconPath.isNull() && QFile::exists(importIconPath))
{
// import icon
auto iconList = ENV.icons();
if (iconList->iconFileExists(m_instIcon))
{
iconList->deleteIcon(m_instIcon);
}
iconList->installIcons({importIconPath});
}
}
emitSucceeded();
}