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-rw-r--r--archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.cpp139
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.h48
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.cpp159
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.h50
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/FoldersTask.cpp79
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/FoldersTask.h37
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/LibrariesTask.cpp123
-rw-r--r--archived/projt-launcher/launcher/minecraft/update/LibrariesTask.h46
8 files changed, 681 insertions, 0 deletions
diff --git a/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.cpp b/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.cpp
new file mode 100644
index 0000000000..2e205f3763
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.cpp
@@ -0,0 +1,139 @@
+// 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.
+ */
+#include "AssetUpdateTask.h"
+
+#include "BuildConfig.h"
+#include "launch/LaunchStage.hpp"
+#include "minecraft/AssetsUtils.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "net/ChecksumValidator.h"
+
+#include "Application.h"
+
+#include "net/ApiDownload.h"
+
+AssetUpdateTask::AssetUpdateTask(MinecraftInstance* inst)
+{
+ m_inst = inst;
+}
+
+void AssetUpdateTask::executeTask()
+{
+ setStatus(tr("Updating assets index..."));
+ auto components = m_inst->getPackProfile();
+ auto profile = components->getProfile();
+ auto assets = profile->getMinecraftAssets();
+ QUrl indexUrl = assets->url;
+ QString localPath = assets->id + ".json";
+ auto job = makeShared<NetJob>(tr("Asset index for %1").arg(m_inst->name()), APPLICATION->network());
+
+ auto metacache = APPLICATION->metacache();
+ auto entry = metacache->resolveEntry("asset_indexes", localPath);
+ entry->setStale(true);
+ auto hexSha1 = assets->sha1.toLatin1();
+ qDebug() << "Asset index SHA1:" << hexSha1;
+ auto dl = Net::ApiDownload::makeCached(indexUrl, entry);
+ dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, assets->sha1));
+ job->addNetAction(dl);
+
+ downloadJob.reset(job);
+
+ connect(downloadJob.get(), &NetJob::succeeded, this, &AssetUpdateTask::assetIndexFinished);
+ connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetIndexFailed);
+ connect(downloadJob.get(), &NetJob::aborted, this, &AssetUpdateTask::emitAborted);
+ connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
+ connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propagateStepProgress);
+
+ qDebug() << m_inst->name() << ": Starting asset index download";
+ downloadJob->start();
+}
+
+bool AssetUpdateTask::canAbort() const
+{
+ return true;
+}
+
+void AssetUpdateTask::assetIndexFinished()
+{
+ AssetsIndex index;
+ qDebug() << m_inst->name() << ": Finished asset index download";
+
+ auto components = m_inst->getPackProfile();
+ auto profile = components->getProfile();
+ auto assets = profile->getMinecraftAssets();
+
+ QString asset_fname = "assets/indexes/" + assets->id + ".json";
+ // NOTE: Current validation is done via AssetsUtils::loadAssetsIndexJson.
+ // Future improvement: Implement a generic validator based on JSON schema for more robust checks.
+ if (!AssetsUtils::loadAssetsIndexJson(assets->id, asset_fname, index))
+ {
+ auto metacache = APPLICATION->metacache();
+ auto entry = metacache->resolveEntry("asset_indexes", assets->id + ".json");
+ metacache->evictEntry(entry);
+ emitFailed(tr("Failed to read the assets index!"));
+ }
+
+ auto job = index.getDownloadJob();
+ if (job)
+ {
+ QString resourceURLStr = APPLICATION->settings()->get("ResourceURL").toString();
+ QString source = tr("Mojang");
+ if (!resourceURLStr.isEmpty() && resourceURLStr != BuildConfig.DEFAULT_RESOURCE_BASE)
+ {
+ source = QUrl(resourceURLStr).host();
+ }
+ setStatus(tr("Getting the asset files from %1...").arg(source));
+ downloadJob = job;
+ connect(downloadJob.get(), &NetJob::succeeded, this, &AssetUpdateTask::emitSucceeded);
+ connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetsFailed);
+ connect(downloadJob.get(), &NetJob::aborted, this, &AssetUpdateTask::emitAborted);
+ connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
+ connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propagateStepProgress);
+ downloadJob->start();
+ return;
+ }
+ emitSucceeded();
+}
+
+void AssetUpdateTask::assetIndexFailed(QString reason)
+{
+ qDebug() << m_inst->name() << ": Failed asset index download";
+ emitFailed(tr("Failed to download the assets index:\n%1").arg(reason));
+}
+
+void AssetUpdateTask::assetsFailed(QString reason)
+{
+ emitFailed(tr("Failed to download assets:\n%1").arg(reason));
+}
+
+bool AssetUpdateTask::abort()
+{
+ if (downloadJob)
+ {
+ return downloadJob->abort();
+ }
+ else
+ {
+ qWarning() << "Prematurely aborted AssetUpdateTask";
+ }
+ return true;
+}
diff --git a/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.h b/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.h
new file mode 100644
index 0000000000..65c9263a47
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/AssetUpdateTask.h
@@ -0,0 +1,48 @@
+// 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.
+ */
+#pragma once
+#include "net/NetJob.h"
+#include "tasks/Task.h"
+class MinecraftInstance;
+
+class AssetUpdateTask : public Task
+{
+ Q_OBJECT
+ public:
+ AssetUpdateTask(MinecraftInstance* inst);
+ virtual ~AssetUpdateTask() = default;
+
+ void executeTask() override;
+
+ bool canAbort() const override;
+
+ private slots:
+ void assetIndexFinished();
+ void assetIndexFailed(QString reason);
+ void assetsFailed(QString reason);
+
+ public slots:
+ bool abort() override;
+
+ private:
+ MinecraftInstance* m_inst;
+ NetJob::Ptr downloadJob;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.cpp b/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.cpp
new file mode 100644
index 0000000000..5aa2c6dd36
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.cpp
@@ -0,0 +1,159 @@
+// 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.
+ */
+#include "FMLLibrariesTask.h"
+
+#include "FileSystem.h"
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+#include "minecraft/VersionFilterData.h"
+
+#include "Application.h"
+#include "BuildConfig.h"
+
+#include "net/ApiDownload.h"
+
+FMLLibrariesTask::FMLLibrariesTask(MinecraftInstance* inst)
+{
+ m_inst = inst;
+}
+void FMLLibrariesTask::executeTask()
+{
+ // Get the mod list
+ MinecraftInstance* inst = (MinecraftInstance*)m_inst;
+ auto components = inst->getPackProfile();
+ auto profile = components->getProfile();
+
+ if (!profile->hasTrait("legacyFML"))
+ {
+ emitSucceeded();
+ return;
+ }
+
+ QString version = components->getComponentVersion("net.minecraft");
+ auto& fmlLibsMapping = g_VersionFilterData.fmlLibsMapping;
+ if (!fmlLibsMapping.contains(version))
+ {
+ emitSucceeded();
+ return;
+ }
+
+ auto& libList = fmlLibsMapping[version];
+
+ // determine if we need some libs for FML or forge
+ setStatus(tr("Checking for FML libraries..."));
+ if (!components->getComponent("net.minecraftforge"))
+ {
+ emitSucceeded();
+ return;
+ }
+
+ // now check the lib folder inside the instance for files.
+ for (auto& lib : libList)
+ {
+ QFileInfo libInfo(FS::PathCombine(inst->libDir(), lib.filename));
+ if (libInfo.exists())
+ continue;
+ fmlLibsToProcess.append(lib);
+ }
+
+ // if everything is in place, there's nothing to do here...
+ if (fmlLibsToProcess.isEmpty())
+ {
+ emitSucceeded();
+ return;
+ }
+
+ // download missing libs to our place
+ setStatus(tr("Downloading FML libraries..."));
+ NetJob::Ptr dljob{ new NetJob("FML libraries", APPLICATION->network()) };
+ auto metacache = APPLICATION->metacache();
+ Net::Download::Options options = Net::Download::Option::MakeEternal;
+ for (auto& lib : fmlLibsToProcess)
+ {
+ auto entry = metacache->resolveEntry("fmllibs", lib.filename);
+ QString urlString = BuildConfig.FMLLIBS_BASE_URL + lib.filename;
+ dljob->addNetAction(Net::ApiDownload::makeCached(QUrl(urlString), entry, options));
+ }
+
+ connect(dljob.get(), &NetJob::succeeded, this, &FMLLibrariesTask::fmllibsFinished);
+ connect(dljob.get(), &NetJob::failed, this, &FMLLibrariesTask::fmllibsFailed);
+ connect(dljob.get(), &NetJob::aborted, this, &FMLLibrariesTask::emitAborted);
+ connect(dljob.get(), &NetJob::progress, this, &FMLLibrariesTask::progress);
+ connect(dljob.get(), &NetJob::stepProgress, this, &FMLLibrariesTask::propagateStepProgress);
+ downloadJob.reset(dljob);
+ downloadJob->start();
+}
+
+bool FMLLibrariesTask::canAbort() const
+{
+ return true;
+}
+
+void FMLLibrariesTask::fmllibsFinished()
+{
+ downloadJob.reset();
+ if (!fmlLibsToProcess.isEmpty())
+ {
+ setStatus(tr("Copying FML libraries into the instance..."));
+ MinecraftInstance* inst = (MinecraftInstance*)m_inst;
+ auto metacache = APPLICATION->metacache();
+ int index = 0;
+ for (auto& lib : fmlLibsToProcess)
+ {
+ progress(index, fmlLibsToProcess.size());
+ auto entry = metacache->resolveEntry("fmllibs", lib.filename);
+ auto path = FS::PathCombine(inst->libDir(), lib.filename);
+ if (!FS::ensureFilePathExists(path))
+ {
+ emitFailed(tr("Failed creating FML library folder inside the instance."));
+ return;
+ }
+ if (!QFile::copy(entry->getFullPath(), FS::PathCombine(inst->libDir(), lib.filename)))
+ {
+ emitFailed(tr("Failed copying Forge/FML library: %1.").arg(lib.filename));
+ return;
+ }
+ index++;
+ }
+ progress(index, fmlLibsToProcess.size());
+ }
+ emitSucceeded();
+}
+void FMLLibrariesTask::fmllibsFailed(QString reason)
+{
+ QStringList failed = downloadJob->getFailedFiles();
+ QString failed_all = failed.join("\n");
+ emitFailed(
+ tr("Failed to download the following files:\n%1\n\nReason:%2\nPlease try again.").arg(failed_all, reason));
+}
+
+bool FMLLibrariesTask::abort()
+{
+ if (downloadJob)
+ {
+ return downloadJob->abort();
+ }
+ else
+ {
+ qWarning() << "Prematurely aborted FMLLibrariesTask";
+ }
+ return true;
+}
diff --git a/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.h b/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.h
new file mode 100644
index 0000000000..b96db03c1c
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/FMLLibrariesTask.h
@@ -0,0 +1,50 @@
+// 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.
+ */
+#pragma once
+#include "minecraft/VersionFilterData.h"
+#include "net/NetJob.h"
+#include "tasks/Task.h"
+
+class MinecraftInstance;
+
+class FMLLibrariesTask : public Task
+{
+ Q_OBJECT
+ public:
+ FMLLibrariesTask(MinecraftInstance* inst);
+ virtual ~FMLLibrariesTask() = default;
+
+ void executeTask() override;
+
+ bool canAbort() const override;
+
+ private slots:
+ void fmllibsFinished();
+ void fmllibsFailed(QString reason);
+
+ public slots:
+ bool abort() override;
+
+ private:
+ MinecraftInstance* m_inst;
+ NetJob::Ptr downloadJob;
+ QList<FMLlib> fmlLibsToProcess;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/update/FoldersTask.cpp b/archived/projt-launcher/launcher/minecraft/update/FoldersTask.cpp
new file mode 100644
index 0000000000..7177ed22d2
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/FoldersTask.cpp
@@ -0,0 +1,79 @@
+// 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 "FoldersTask.h"
+#include <QDir>
+#include "minecraft/MinecraftInstance.h"
+
+FoldersTask::FoldersTask(MinecraftInstance* inst)
+{
+ m_inst = inst;
+}
+
+void FoldersTask::executeTask()
+{
+ // Make directories
+ QDir mcDir(m_inst->gameRoot());
+ if (!mcDir.exists() && !mcDir.mkpath("."))
+ {
+ emitFailed(tr("Failed to create folder for Minecraft binaries."));
+ return;
+ }
+ emitSucceeded();
+}
diff --git a/archived/projt-launcher/launcher/minecraft/update/FoldersTask.h b/archived/projt-launcher/launcher/minecraft/update/FoldersTask.h
new file mode 100644
index 0000000000..426c162d78
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/FoldersTask.h
@@ -0,0 +1,37 @@
+// 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.
+ */
+#pragma once
+
+#include "tasks/Task.h"
+
+class MinecraftInstance;
+class FoldersTask : public Task
+{
+ Q_OBJECT
+ public:
+ FoldersTask(MinecraftInstance* inst);
+ virtual ~FoldersTask() = default;
+
+ void executeTask() override;
+
+ private:
+ MinecraftInstance* m_inst;
+};
diff --git a/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.cpp b/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.cpp
new file mode 100644
index 0000000000..6fa5796d0f
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.cpp
@@ -0,0 +1,123 @@
+// 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.
+ */
+#include "LibrariesTask.h"
+
+#include "minecraft/MinecraftInstance.h"
+#include "minecraft/PackProfile.h"
+
+#include "Application.h"
+
+LibrariesTask::LibrariesTask(MinecraftInstance* inst)
+{
+ m_inst = inst;
+}
+
+void LibrariesTask::executeTask()
+{
+ setStatus(tr("Downloading required library files..."));
+ qDebug() << m_inst->name() << ": downloading libraries";
+ MinecraftInstance* inst = (MinecraftInstance*)m_inst;
+
+ // Build a list of URLs that will need to be downloaded.
+ auto components = inst->getPackProfile();
+ auto profile = components->getProfile();
+
+ NetJob::Ptr job{ new NetJob(tr("Libraries for instance %1").arg(inst->name()), APPLICATION->network()) };
+ downloadJob.reset(job);
+
+ auto metacache = APPLICATION->metacache();
+
+ auto processArtifactPool =
+ [this, inst, metacache](const QList<LibraryPtr>& pool, QStringList& errors, const QString& localPath)
+ {
+ for (auto lib : pool)
+ {
+ if (!lib)
+ {
+ emitFailed(tr("Null jar is specified in the metadata, aborting."));
+ return false;
+ }
+ auto dls = lib->getDownloads(inst->runtimeContext(), metacache.get(), errors, localPath);
+ for (auto dl : dls)
+ {
+ downloadJob->addNetAction(dl);
+ }
+ }
+ return true;
+ };
+
+ QStringList failedLocalLibraries;
+ QList<LibraryPtr> libArtifactPool;
+ libArtifactPool.append(profile->getLibraries());
+ libArtifactPool.append(profile->getNativeLibraries());
+ libArtifactPool.append(profile->getMavenFiles());
+ for (auto agent : profile->getAgents())
+ {
+ libArtifactPool.append(agent->library());
+ }
+ libArtifactPool.append(profile->getMainJar());
+ processArtifactPool(libArtifactPool, failedLocalLibraries, inst->getLocalLibraryPath());
+
+ QStringList failedLocalJarMods;
+ processArtifactPool(profile->getJarMods(), failedLocalJarMods, inst->jarModsDir());
+
+ if (!failedLocalJarMods.empty() || !failedLocalLibraries.empty())
+ {
+ downloadJob.reset();
+ QString failed_all = (failedLocalLibraries + failedLocalJarMods).join("\n");
+ emitFailed(tr("Some artifacts marked as 'local' are missing their files:\n%1\n\nYou need to either add the "
+ "files, or removed the "
+ "packages that require them.\nYou'll have to correct this problem manually.")
+ .arg(failed_all));
+ return;
+ }
+
+ connect(downloadJob.get(), &NetJob::succeeded, this, &LibrariesTask::emitSucceeded);
+ connect(downloadJob.get(), &NetJob::failed, this, &LibrariesTask::jarlibFailed);
+ connect(downloadJob.get(), &NetJob::aborted, this, &LibrariesTask::emitAborted);
+ connect(downloadJob.get(), &NetJob::progress, this, &LibrariesTask::progress);
+ connect(downloadJob.get(), &NetJob::stepProgress, this, &LibrariesTask::propagateStepProgress);
+
+ downloadJob->start();
+}
+
+bool LibrariesTask::canAbort() const
+{
+ return true;
+}
+
+void LibrariesTask::jarlibFailed(QString reason)
+{
+ emitFailed(tr("Game update failed: it was impossible to fetch the required libraries.\nReason:\n%1").arg(reason));
+}
+
+bool LibrariesTask::abort()
+{
+ if (downloadJob)
+ {
+ return downloadJob->abort();
+ }
+ else
+ {
+ qWarning() << "Prematurely aborted LibrariesTask";
+ }
+ return true;
+}
diff --git a/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.h b/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.h
new file mode 100644
index 0000000000..7c4c9c54a0
--- /dev/null
+++ b/archived/projt-launcher/launcher/minecraft/update/LibrariesTask.h
@@ -0,0 +1,46 @@
+// 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.
+ */
+#pragma once
+#include "net/NetJob.h"
+#include "tasks/Task.h"
+class MinecraftInstance;
+
+class LibrariesTask : public Task
+{
+ Q_OBJECT
+ public:
+ LibrariesTask(MinecraftInstance* inst);
+ virtual ~LibrariesTask() = default;
+
+ void executeTask() override;
+
+ bool canAbort() const override;
+
+ private slots:
+ void jarlibFailed(QString reason);
+
+ public slots:
+ bool abort() override;
+
+ private:
+ MinecraftInstance* m_inst;
+ NetJob::Ptr downloadJob;
+};