NOISSUE Flatten gui and logic libraries into MultiMC

1 files changed, 214 insertions, 0 deletions

diff --git a/launcher/modplatform/legacy_ftb/PackInstallTask.cpp b/launcher/modplatform/legacy_ftb/PackInstallTask.cpp
new file mode 100644
index 00000000..c77f3250
--- /dev/null
+++ b/launcher/modplatform/legacy_ftb/PackInstallTask.cpp
@@ -0,0 +1,214 @@
+#include "PackInstallTask.h"
+
+#include "Env.h"
+#include "MMCZip.h"
+
+#include "BaseInstance.h"
+#include "FileSystem.h"
+#include "settings/INISettingsObject.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "minecraft/GradleSpecifier.h"
+#include "BuildConfig.h"
+
+#include <QtConcurrent>
+
+namespace LegacyFTB {
+
+PackInstallTask::PackInstallTask(Modpack pack, QString version)
+{
+    m_pack = pack;
+    m_version = version;
+}
+
+void PackInstallTask::executeTask()
+{
+    downloadPack();
+}
+
+void PackInstallTask::downloadPack()
+{
+    setStatus(tr("Downloading zip for %1").arg(m_pack.name));
+
+    auto packoffset = QString("%1/%2/%3").arg(m_pack.dir, m_version.replace(".", "_"), m_pack.file);
+    auto entry = ENV.metacache()->resolveEntry("FTBPacks", packoffset);
+    NetJob *job = new NetJob("Download FTB Pack");
+
+    entry->setStale(true);
+    QString url;
+    if(m_pack.type == PackType::Private)
+    {
+        url = QString(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "privatepacks/%1").arg(packoffset);
+    }
+    else
+    {
+        url = QString(BuildConfig.LEGACY_FTB_CDN_BASE_URL + "modpacks/%1").arg(packoffset);
+    }
+    job->addNetAction(Net::Download::makeCached(url, entry));
+    archivePath = entry->getFullPath();
+
+    netJobContainer.reset(job);
+    connect(job, &NetJob::succeeded, this, &PackInstallTask::onDownloadSucceeded);
+    connect(job, &NetJob::failed, this, &PackInstallTask::onDownloadFailed);
+    connect(job, &NetJob::progress, this, &PackInstallTask::onDownloadProgress);
+    job->start();
+
+    progress(1, 4);
+}
+
+void PackInstallTask::onDownloadSucceeded()
+{
+    abortable = false;
+    unzip();
+}
+
+void PackInstallTask::onDownloadFailed(QString reason)
+{
+    abortable = false;
+    emitFailed(reason);
+}
+
+void PackInstallTask::onDownloadProgress(qint64 current, qint64 total)
+{
+    abortable = true;
+    progress(current, total * 4);
+    setStatus(tr("Downloading zip for %1 (%2%)").arg(m_pack.name).arg(current / 10));
+}
+
+void PackInstallTask::unzip()
+{
+    progress(2, 4);
+    setStatus(tr("Extracting modpack"));
+    QDir extractDir(m_stagingPath);
+
+    m_packZip.reset(new QuaZip(archivePath));
+    if(!m_packZip->open(QuaZip::mdUnzip))
+    {
+        emitFailed(tr("Failed to open modpack file %1!").arg(archivePath));
+        return;
+    }
+
+    m_extractFuture = QtConcurrent::run(QThreadPool::globalInstance(), MMCZip::extractDir, archivePath, extractDir.absolutePath() + "/unzip");
+    connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::finished, this, &PackInstallTask::onUnzipFinished);
+    connect(&m_extractFutureWatcher, &QFutureWatcher<QStringList>::canceled, this, &PackInstallTask::onUnzipCanceled);
+    m_extractFutureWatcher.setFuture(m_extractFuture);
+}
+
+void PackInstallTask::onUnzipFinished()
+{
+    install();
+}
+
+void PackInstallTask::onUnzipCanceled()
+{
+    emitAborted();
+}
+
+void PackInstallTask::install()
+{
+    progress(3, 4);
+    setStatus(tr("Installing modpack"));
+    QDir unzipMcDir(m_stagingPath + "/unzip/minecraft");
+    if(unzipMcDir.exists())
+    {
+        //ok, found minecraft dir, move contents to instance dir
+        if(!QDir().rename(m_stagingPath + "/unzip/minecraft", m_stagingPath + "/.minecraft"))
+        {
+            emitFailed(tr("Failed to move unzipped minecraft!"));
+            return;
+        }
+    }
+
+    QString instanceConfigPath = FS::PathCombine(m_stagingPath, "instance.cfg");
+    auto instanceSettings = std::make_shared<INISettingsObject>(instanceConfigPath);
+    instanceSettings->suspendSave();
+    instanceSettings->registerSetting("InstanceType", "Legacy");
+    instanceSettings->set("InstanceType", "OneSix");
+
+    MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
+    auto components = instance.getPackProfile();
+    components->buildingFromScratch();
+    components->setComponentVersion("net.minecraft", m_pack.mcVersion, true);
+
+    bool fallback = true;
+
+    //handle different versions
+    QFile packJson(m_stagingPath + "/.minecraft/pack.json");
+    QDir jarmodDir = QDir(m_stagingPath + "/unzip/instMods");
+    if(packJson.exists())
+    {
+        packJson.open(QIODevice::ReadOnly | QIODevice::Text);
+        QJsonDocument doc = QJsonDocument::fromJson(packJson.readAll());
+        packJson.close();
+
+        //we only care about the libs
+        QJsonArray libs = doc.object().value("libraries").toArray();
+
+        foreach (const QJsonValue &value, libs)
+        {
+            QString nameValue = value.toObject().value("name").toString();
+            if(!nameValue.startsWith("net.minecraftforge"))
+            {
+                continue;
+            }
+
+            GradleSpecifier forgeVersion(nameValue);
+
+            components->setComponentVersion("net.minecraftforge", forgeVersion.version().replace(m_pack.mcVersion, "").replace("-", ""));
+            packJson.remove();
+            fallback = false;
+            break;
+        }
+
+    }
+
+    if(jarmodDir.exists())
+    {
+        qDebug() << "Found jarmods, installing...";
+
+        QStringList jarmods;
+        for (auto info: jarmodDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files))
+        {
+            qDebug() << "Jarmod:" << info.fileName();
+            jarmods.push_back(info.absoluteFilePath());
+        }
+
+        components->installJarMods(jarmods);
+        fallback = false;
+    }
+
+    //just nuke unzip directory, it s not needed anymore
+    FS::deletePath(m_stagingPath + "/unzip");
+
+    if(fallback)
+    {
+        //TODO: Some fallback mechanism... or just keep failing!
+        emitFailed(tr("No installation method found!"));
+        return;
+    }
+
+    components->saveNow();
+
+    progress(4, 4);
+
+    instance.setName(m_instName);
+    if(m_instIcon == "default")
+    {
+        m_instIcon = "ftb_logo";
+    }
+    instance.setIconKey(m_instIcon);
+    instanceSettings->resumeSave();
+
+    emitSucceeded();
+}
+
+bool PackInstallTask::abort()
+{
+    if(abortable)
+    {
+        return netJobContainer->abort();
+    }
+    return false;
+}
+
+}