Merge branch 'develop' into fix/network_and_signals

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

.github/workflows/build.yml

@@ -152,7 +152,7 @@ jobs:
 
       - name: Setup ccache
         if: (runner.os != 'Windows' || matrix.msystem == '') && inputs.build_type == 'Debug'
-        uses: hendrikmuhs/ccache-action@v1.2.8
+        uses: hendrikmuhs/ccache-action@v1.2.9
         with:
           key: ${{ matrix.os }}-qt${{ matrix.qt_ver }}-${{ matrix.architecture }}
 
@@ -400,7 +400,7 @@ jobs:
           if (Get-Content ./codesign.pfx){
             cd ${{ env.INSTALL_DIR }}
             # We ship the exact same executable for portable and non-portable editions, so signing just once is fine
-            SignTool sign /fd sha256 /td sha256 /f ../codesign.pfx /p '${{ secrets.WINDOWS_CODESIGN_PASSWORD }}' /tr http://timestamp.digicert.com prismlauncher.exe
+            SignTool sign /fd sha256 /td sha256 /f ../codesign.pfx /p '${{ secrets.WINDOWS_CODESIGN_PASSWORD }}' /tr http://timestamp.digicert.com prismlauncher.exe prismlauncher_filelink.exe
           } else {
             ":warning: Skipped code signing for Windows, as certificate was not present." >> $env:GITHUB_STEP_SUMMARY
           }

.gitignore

@@ -12,6 +12,8 @@ html/
 CMakeLists.txt.user
 CMakeLists.txt.user.*
 CMakeSettings.json
+/CMakeFiles
+CMakeCache.txt
 /.project
 /.settings
 /.idea

CMakeLists.txt

@@ -345,6 +345,8 @@ elseif(UNIX)
     install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_SVG} DESTINATION "${KDE_INSTALL_ICONDIR}/hicolor/scalable/apps")
     install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_mrpack_MIMEInfo} DESTINATION ${KDE_INSTALL_MIMEDIR})
 
+    install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/launcher/qtlogging.ini" DESTINATION "${KDE_INSTALL_DATADIR}/${Launcher_Name}")
+    
     if(Launcher_ManPage)
         install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${Launcher_ManPage} DESTINATION "${KDE_INSTALL_MANDIR}/man6")
     endif()
@@ -372,6 +374,8 @@ else()
     message(FATAL_ERROR "Platform not supported")
 endif()
 
+
+
 ################################ Included Libs ################################
 
 include(ExternalProject)

launcher/Application.cpp

@@ -8,6 +8,7 @@
  *  Copyright (C) 2022 Lenny McLennington <lenny@sneed.church>
  *  Copyright (C) 2022 Tayou <tayou@gmx.net>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -46,6 +47,7 @@
 #include "net/PasteUpload.h"
 #include "pathmatcher/MultiMatcher.h"
 #include "pathmatcher/SimplePrefixMatcher.h"
+#include "settings/INIFile.h"
 #include "ui/MainWindow.h"
 #include "ui/InstanceWindow.h"
 
@@ -286,6 +288,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         if (QFile::exists(FS::PathCombine(m_rootPath, "portable.txt"))) {
             dataPath = m_rootPath;
             adjustedBy = "Portable data path";
+            m_portable = true;
         }
 #endif
     }
@@ -410,6 +413,47 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
                 " " "|" " "
                 "%{if-category}[%{category}]: %{endif}"
                 "%{message}");
+      
+        bool foundLoggingRules = false;
+        
+        auto logRulesFile = QStringLiteral("qtlogging.ini");
+        auto logRulesPath = FS::PathCombine(dataPath, logRulesFile);
+        
+        qDebug() << "Testing" << logRulesPath << "...";              
+        foundLoggingRules = QFile::exists(logRulesPath);
+
+        // search the dataPath()
+        // seach app data standard path
+        if(!foundLoggingRules && !isPortable() && dirParam.isEmpty()) {
+            logRulesPath = QStandardPaths::locate(QStandardPaths::AppDataLocation, FS::PathCombine("..", logRulesFile));
+            if(!logRulesPath.isEmpty()) {
+                qDebug() << "Found" << logRulesPath << "...";
+                foundLoggingRules = true;
+            }
+        }
+        // seach root path
+        if(!foundLoggingRules) {
+           logRulesPath = FS::PathCombine(m_rootPath, logRulesFile); 
+            qDebug() << "Testing" << logRulesPath << "...";
+            foundLoggingRules = QFile::exists(logRulesPath);
+        }
+        
+        if(foundLoggingRules) {
+            // load and set logging rules
+            qDebug() << "Loading logging rules from:" << logRulesPath;
+            QSettings loggingRules(logRulesPath, QSettings::IniFormat); 
+            loggingRules.beginGroup("Rules");
+            QStringList rule_names = loggingRules.childKeys();
+            QStringList rules;
+            qDebug() << "Setting log rules:";
+            for (auto rule_name : rule_names) {
+                auto rule = QString("%1=%2").arg(rule_name).arg(loggingRules.value(rule_name).toString());
+                rules.append(rule);
+                qDebug() << "    " << rule;
+            }
+            auto rules_str = rules.join("\n");
+            QLoggingCategory::setFilterRules(rules_str);
+        }
 
         qDebug() << "<> Log initialized.";
     }

launcher/Application.h

@@ -187,6 +187,10 @@ public:
         return m_rootPath;
     }
 
+    bool isPortable() {
+        return m_portable;
+    }
+
     const Capabilities capabilities() {
         return m_capabilities;
     }
@@ -275,6 +279,7 @@ private:
     QString m_rootPath;
     Status m_status = Application::StartingUp;
     Capabilities m_capabilities;
+    bool m_portable = false; 
 
 #ifdef Q_OS_MACOS
     Qt::ApplicationState m_prevAppState = Qt::ApplicationInactive;

launcher/BaseInstance.cpp

@@ -40,6 +40,8 @@
 #include <QDir>
 #include <QDebug>
 #include <QRegularExpression>
+#include <QJsonDocument>
+#include <QJsonObject>
 
 #include "settings/INISettingsObject.h"
 #include "settings/Setting.h"
@@ -64,6 +66,8 @@ BaseInstance::BaseInstance(SettingsObjectPtr globalSettings, SettingsObjectPtr s
     m_settings->registerSetting("totalTimePlayed", 0);
     m_settings->registerSetting("lastTimePlayed", 0);
 
+    m_settings->registerSetting("linkedInstances", "[]");
+
     // Game time override
     auto gameTimeOverride = m_settings->registerSetting("OverrideGameTime", false);
     m_settings->registerOverride(globalSettings->getSetting("ShowGameTime"), gameTimeOverride);
@@ -182,6 +186,38 @@ bool BaseInstance::shouldStopOnConsoleOverflow() const
     return m_settings->get("ConsoleOverflowStop").toBool();
 }
 
+QStringList BaseInstance::getLinkedInstances() const
+{
+    return m_settings->get("linkedInstances").toStringList();
+}
+
+void BaseInstance::setLinkedInstances(const QStringList& list)
+{
+    auto linkedInstances = m_settings->get("linkedInstances").toStringList();
+    m_settings->set("linkedInstances", list);
+}
+
+void BaseInstance::addLinkedInstanceId(const QString& id)
+{
+    auto linkedInstances = m_settings->get("linkedInstances").toStringList();
+    linkedInstances.append(id);
+    setLinkedInstances(linkedInstances);
+}
+
+bool BaseInstance::removeLinkedInstanceId(const QString& id)
+{
+    auto linkedInstances = m_settings->get("linkedInstances").toStringList();
+    int numRemoved = linkedInstances.removeAll(id);
+    setLinkedInstances(linkedInstances);
+    return numRemoved > 0;
+}
+
+bool BaseInstance::isLinkedToInstanceId(const QString& id) const
+{
+    auto linkedInstances = m_settings->get("linkedInstances").toStringList();
+    return linkedInstances.contains(id);
+}
+
 void BaseInstance::iconUpdated(QString key)
 {
     if(iconKey() == key)

launcher/BaseInstance.h

@@ -282,6 +282,12 @@ public:
     int getConsoleMaxLines() const;
     bool shouldStopOnConsoleOverflow() const;
 
+    QStringList getLinkedInstances() const;
+    void setLinkedInstances(const QStringList& list);
+    void addLinkedInstanceId(const QString& id);
+    bool removeLinkedInstanceId(const QString& id);
+    bool isLinkedToInstanceId(const QString& id) const;
+
 protected:
     void changeStatus(Status newStatus);
 

launcher/CMakeLists.txt

@@ -26,6 +26,7 @@ set(CORE_SOURCES
     MMCZip.cpp
     StringUtils.h
     StringUtils.cpp
+    QVariantUtils.h
     RuntimeContext.h
 
     # Basic instance manipulation tasks (derived from InstanceTask)
@@ -123,6 +124,8 @@ set(NET_SOURCES
     net/HttpMetaCache.h
     net/MetaCacheSink.cpp
     net/MetaCacheSink.h
+    net/Logging.h
+    net/Logging.cpp
     net/NetAction.h
     net/NetJob.cpp
     net/NetJob.h
@@ -524,13 +527,6 @@ set(MODRINTH_SOURCES
     modplatform/modrinth/ModrinthInstanceCreationTask.h
 )
 
-set(MODPACKSCH_SOURCES
-    modplatform/modpacksch/FTBPackInstallTask.h
-    modplatform/modpacksch/FTBPackInstallTask.cpp
-    modplatform/modpacksch/FTBPackManifest.h
-    modplatform/modpacksch/FTBPackManifest.cpp
-)
-
 set(PACKWIZ_SOURCES
     modplatform/packwiz/Packwiz.h
     modplatform/packwiz/Packwiz.cpp
@@ -559,6 +555,18 @@ set(ATLAUNCHER_SOURCES
     modplatform/atlauncher/ATLShareCode.h
 )
 
+set(LINKEXE_SOURCES
+    filelink/FileLink.h
+    filelink/FileLink.cpp
+    FileSystem.h
+    FileSystem.cpp
+    Exception.h
+    StringUtils.h
+    StringUtils.cpp
+    DesktopServices.h
+    DesktopServices.cpp
+)
+
 ######## Logging categories ########
 
 ecm_qt_declare_logging_category(CORE_SOURCES
@@ -570,6 +578,55 @@ ecm_qt_declare_logging_category(CORE_SOURCES
     EXPORT "${Launcher_Name}"
 )
 
+ecm_qt_export_logging_category(
+    IDENTIFIER taskLogC
+    CATEGORY_NAME "launcher.task"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "Task actions"
+    EXPORT "${Launcher_Name}"
+)
+
+ecm_qt_export_logging_category(
+    IDENTIFIER taskNetLogC
+    CATEGORY_NAME "launcher.task.net"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "task network action"
+    EXPORT "${Launcher_Name}"
+)
+
+ecm_qt_export_logging_category(
+    IDENTIFIER taskDownloadLogC
+    CATEGORY_NAME "launcher.task.net.download"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "task network download actions"
+    EXPORT "${Launcher_Name}"
+)
+ecm_qt_export_logging_category(
+    IDENTIFIER taskUploadLogC
+    CATEGORY_NAME "launcher.task.net.upload"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "task network upload actions"
+    EXPORT "${Launcher_Name}"
+)
+
+ecm_qt_export_logging_category(
+    IDENTIFIER taskMetaCacheLogC
+    CATEGORY_NAME "launcher.task.net.metacache"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "task network meta-cache actions"
+    EXPORT "${Launcher_Name}"
+)
+
+ecm_qt_export_logging_category(
+    IDENTIFIER taskHttpMetaCacheLogC
+    CATEGORY_NAME "launcher.task.net.metacache.http"
+    DEFAULT_SEVERITY Debug
+    DESCRIPTION "task network http meta-cache actions"
+    EXPORT "${Launcher_Name}"
+)
+
+
+
 if(KDE_INSTALL_LOGGINGCATEGORIESDIR)  # only install if there is a standard path for this
     ecm_qt_install_logging_categories(
         EXPORT "${Launcher_Name}"
@@ -599,7 +656,6 @@ set(LOGIC_SOURCES
     ${FTB_SOURCES}
     ${FLAME_SOURCES}
     ${MODRINTH_SOURCES}
-    ${MODPACKSCH_SOURCES}
     ${PACKWIZ_SOURCES}
     ${TECHNIC_SOURCES}
     ${ATLAUNCHER_SOURCES}
@@ -797,13 +853,6 @@ SET(LAUNCHER_SOURCES
     ui/pages/modplatform/atlauncher/AtlUserInteractionSupportImpl.cpp
     ui/pages/modplatform/atlauncher/AtlUserInteractionSupportImpl.h
 
-    ui/pages/modplatform/ftb/FtbFilterModel.cpp
-    ui/pages/modplatform/ftb/FtbFilterModel.h
-    ui/pages/modplatform/ftb/FtbListModel.cpp
-    ui/pages/modplatform/ftb/FtbListModel.h
-    ui/pages/modplatform/ftb/FtbPage.cpp
-    ui/pages/modplatform/ftb/FtbPage.h
-
     ui/pages/modplatform/legacy_ftb/Page.cpp
     ui/pages/modplatform/legacy_ftb/Page.h
     ui/pages/modplatform/legacy_ftb/ListModel.h
@@ -924,6 +973,8 @@ SET(LAUNCHER_SOURCES
     ui/widgets/VariableSizedImageObject.cpp
     ui/widgets/ProjectItem.h
     ui/widgets/ProjectItem.cpp
+    ui/widgets/SubTaskProgressBar.h
+    ui/widgets/SubTaskProgressBar.cpp
     ui/widgets/VersionListView.cpp
     ui/widgets/VersionListView.h
     ui/widgets/VersionSelectWidget.cpp
@@ -978,13 +1029,13 @@ qt_wrap_ui(LAUNCHER_UI
     ui/pages/modplatform/flame/FlamePage.ui
     ui/pages/modplatform/legacy_ftb/Page.ui
     ui/pages/modplatform/ImportPage.ui
-    ui/pages/modplatform/ftb/FtbPage.ui
     ui/pages/modplatform/modrinth/ModrinthPage.ui
     ui/pages/modplatform/technic/TechnicPage.ui
     ui/widgets/InstanceCardWidget.ui
     ui/widgets/CustomCommands.ui
     ui/widgets/InfoFrame.ui
     ui/widgets/ModFilterWidget.ui
+    ui/widgets/SubTaskProgressBar.ui
     ui/widgets/ThemeCustomizationWidget.ui
     ui/dialogs/CopyInstanceDialog.ui
     ui/dialogs/ProfileSetupDialog.ui
@@ -1107,6 +1158,41 @@ install(TARGETS ${Launcher_Name}
     FRAMEWORK DESTINATION ${FRAMEWORK_DEST_DIR} COMPONENT Runtime
 )
 
+if(WIN32)
+    add_library(filelink_logic STATIC ${LINKEXE_SOURCES})
+    target_include_directories(filelink_logic PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
+    target_link_libraries(filelink_logic
+        systeminfo
+        BuildConfig
+        ghcFilesystem::ghc_filesystem
+        Qt${QT_VERSION_MAJOR}::Widgets
+        Qt${QT_VERSION_MAJOR}::Core
+        Qt${QT_VERSION_MAJOR}::Network
+        # Qt${QT_VERSION_MAJOR}::Concurrent
+        ${Launcher_QT_LIBS}
+    )
+
+    add_executable("${Launcher_Name}_filelink" WIN32 filelink/main.cpp)
+
+    target_sources("${Launcher_Name}_filelink" PRIVATE filelink/filelink.exe.manifest)
+
+    target_link_libraries("${Launcher_Name}_filelink" filelink_logic)
+
+    if(DEFINED Launcher_APP_BINARY_NAME)
+        set_target_properties("${Launcher_Name}_filelink" PROPERTIES OUTPUT_NAME "${Launcher_APP_BINARY_NAME}_filelink")
+    endif()
+    if(DEFINED Launcher_BINARY_RPATH)
+        SET_TARGET_PROPERTIES("${Launcher_Name}_filelink" PROPERTIES INSTALL_RPATH "${Launcher_BINARY_RPATH}")
+    endif()
+
+    install(TARGETS "${Launcher_Name}_filelink"
+        BUNDLE DESTINATION "." COMPONENT Runtime
+        LIBRARY DESTINATION ${LIBRARY_DEST_DIR} COMPONENT Runtime
+        RUNTIME DESTINATION ${BINARY_DEST_DIR} COMPONENT Runtime
+        FRAMEWORK DESTINATION ${FRAMEWORK_DEST_DIR} COMPONENT Runtime
+    )
+endif()
+
 if (UNIX AND APPLE)
     # Add Sparkle updater
     # It has to be copied here instead of just allowing fixup_bundle to install it, otherwise essential parts of
@@ -1123,6 +1209,12 @@ if(INSTALL_BUNDLE STREQUAL "full")
         CODE "file(WRITE \"\${CMAKE_INSTALL_PREFIX}/${RESOURCES_DEST_DIR}/qt.conf\" \" \")"
         COMPONENT Runtime
     )
+    # add qtlogging.ini as a config file
+    install(
+        FILES "qtlogging.ini"
+        DESTINATION ${CMAKE_INSTALL_PREFIX}/${RESOURCES_DEST_DIR}
+        COMPONENT Runtime
+    )
     # Bundle plugins
     # Image formats
     install(

launcher/DesktopServices.cpp

@@ -37,7 +37,6 @@
 #include <QDesktopServices>
 #include <QProcess>
 #include <QDebug>
-#include "Application.h"
 
 /**
  * This shouldn't exist, but until QTBUG-9328 and other unreported bugs are fixed, it needs to be a thing.

launcher/FileSystem.h

@@ -3,6 +3,7 @@
  *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -39,9 +40,13 @@
 #include "Exception.h"
 #include "pathmatcher/IPathMatcher.h"
 
+#include <system_error>
+
 #include <QDir>
 #include <QFlags>
+#include <QLocalServer>
 #include <QObject>
+#include <QThread>
 
 namespace FS {
 
@@ -77,7 +82,9 @@ bool ensureFilePathExists(QString filenamepath);
  */
 bool ensureFolderPathExists(QString filenamepath);
 
-/// @brief Copies a directory and it's contents from src to dest
+/**
+ * @brief Copies a directory and it's contents from src to dest
+ */
 class copy : public QObject {
     Q_OBJECT
    public:
@@ -122,13 +129,134 @@ class copy : public QObject {
     int m_copied;
 };
 
+struct LinkPair {
+    QString src;
+    QString dst;
+};
+
+struct LinkResult {
+    QString src;
+    QString dst;
+    QString err_msg;
+    int err_value;
+};
+
+class ExternalLinkFileProcess : public QThread {
+    Q_OBJECT
+   public:
+    ExternalLinkFileProcess(QString server, bool useHardLinks, QObject* parent = nullptr)
+        : QThread(parent), m_useHardLinks(useHardLinks), m_server(server)
+    {}
+
+    void run() override
+    {
+        runLinkFile();
+        emit processExited();
+    }
+
+   signals:
+    void processExited();
+
+   private:
+    void runLinkFile();
+
+    bool m_useHardLinks = false;
+
+    QString m_server;
+};
+
+/**
+ * @brief links (a file / a directory and it's contents) from src to dest
+ */
+class create_link : public QObject {
+    Q_OBJECT
+   public:
+    create_link(const QList<LinkPair> path_pairs, QObject* parent = nullptr) : QObject(parent) { m_path_pairs.append(path_pairs); }
+    create_link(const QString& src, const QString& dst, QObject* parent = nullptr) : QObject(parent)
+    {
+        LinkPair pair = { src, dst };
+        m_path_pairs.append(pair);
+    }
+    create_link& useHardLinks(const bool useHard)
+    {
+        m_useHardLinks = useHard;
+        return *this;
+    }
+    create_link& matcher(const IPathMatcher* filter)
+    {
+        m_matcher = filter;
+        return *this;
+    }
+    create_link& whitelist(bool whitelist)
+    {
+        m_whitelist = whitelist;
+        return *this;
+    }
+    create_link& linkRecursively(bool recursive)
+    {
+        m_recursive = recursive;
+        return *this;
+    }
+    create_link& setMaxDepth(int depth)
+    {
+        m_max_depth = depth;
+        return *this;
+    }
+    create_link& debug(bool d)
+    {
+        m_debug = d;
+        return *this;
+    }
+
+    std::error_code getOSError() { return m_os_err; }
+
+    bool operator()(bool dryRun = false) { return operator()(QString(), dryRun); }
+
+    int totalLinked() { return m_linked; }
+
+    void runPrivileged() { runPrivileged(QString()); }
+    void runPrivileged(const QString& offset);
+
+    QList<LinkResult> getResults() { return m_path_results; }
+
+   signals:
+    void fileLinked(const QString& srcName, const QString& dstName);
+    void linkFailed(const QString& srcName, const QString& dstName, const QString& err_msg, int err_value);
+    void finished();
+    void finishedPrivileged(bool gotResults);
+
+   private:
+    bool operator()(const QString& offset, bool dryRun = false);
+    void make_link_list(const QString& offset);
+    bool make_links();
+
+   private:
+    bool m_useHardLinks = false;
+    const IPathMatcher* m_matcher = nullptr;
+    bool m_whitelist = false;
+    bool m_recursive = true;
+
+    /// @brief >= -1 = infinite, 0 = link files at src/* to dest/*, 1 = link files at src/*/* to dest/*/*, etc.
+    int m_max_depth = -1;
+
+    QList<LinkPair> m_path_pairs;
+    QList<LinkResult> m_path_results;
+    QList<LinkPair> m_links_to_make;
+
+    int m_linked;
+    bool m_debug = false;
+    std::error_code m_os_err;
+
+    QLocalServer m_linkServer;
+};
+
 /**
  * @brief moves a file by renaming it
  * @param source source file path
  * @param dest destination filepath
- * 
+ *
  */
-bool move(const QString&  source, const QString& dest);
+bool move(const QString& source, const QString& dest);
 
 /**
  * Delete a folder recursively
@@ -138,13 +266,30 @@ bool deletePath(QString path);
 /**
  * Trash a folder / file
  */
-bool trash(QString path, QString *pathInTrash = nullptr);
+bool trash(QString path, QString* pathInTrash = nullptr);
 
 QString PathCombine(const QString& path1, const QString& path2);
 QString PathCombine(const QString& path1, const QString& path2, const QString& path3);
 QString PathCombine(const QString& path1, const QString& path2, const QString& path3, const QString& path4);
 
-QString AbsolutePath(QString path);
+QString AbsolutePath(const QString& path);
+
+/**
+ * @brief depth of path. "foo.txt" -> 0 , "bar/foo.txt" -> 1, /baz/bar/foo.txt -> 2, etc.
+ *
+ * @param path path to measure
+ * @return int number of components before base path
+ */
+int pathDepth(const QString& path);
+
+/**
+ * @brief  cut off segments of path until it is a max of length depth
+ *
+ * @param path path to truncate
+ * @param depth max depth of new path
+ * @return QString truncated path
+ */
+QString pathTruncate(const QString& path, int depth);
 
 /**
  * Resolve an executable
@@ -186,4 +331,194 @@ bool overrideFolder(QString overwritten_path, QString override_path);
  * Creates a shortcut to the specified target file at the specified destination path.
  */
 bool createShortcut(QString destination, QString target, QStringList args, QString name, QString icon);
-}
+
+enum class FilesystemType {
+    FAT,
+    NTFS,
+    REFS,
+    EXT,
+    EXT_2_OLD,
+    EXT_2_3_4,
+    XFS,
+    BTRFS,
+    NFS,
+    ZFS,
+    APFS,
+    HFS,
+    HFSPLUS,
+    HFSX,
+    FUSEBLK,
+    F2FS,
+    UNKNOWN
+};
+
+/**
+ * @brief Ordered Mapping of enum types to reported filesystem names
+ * this mapping is non exsaustive, it just attempts to capture the filesystems which could be reasonalbly be in use .
+ * all string values are in uppercase, use `QString.toUpper()` or equivalent during lookup.
+ *
+ * QMap is ordered
+ *
+ */
+static const QMap<FilesystemType, QStringList> s_filesystem_type_names = {
+    {FilesystemType::FAT,        { "FAT" }},
+    {FilesystemType::NTFS,       { "NTFS" }},
+    {FilesystemType::REFS,       { "REFS" }},
+    {FilesystemType::EXT_2_OLD,  { "EXT_2_OLD", "EXT2_OLD" }},
+    {FilesystemType::EXT_2_3_4,  { "EXT2/3/4", "EXT_2_3_4", "EXT2", "EXT3", "EXT4" }},
+    {FilesystemType::EXT,        { "EXT" }},
+    {FilesystemType::XFS,        { "XFS" }},
+    {FilesystemType::BTRFS,      { "BTRFS" }},
+    {FilesystemType::NFS,        { "NFS" }},
+    {FilesystemType::ZFS,        { "ZFS" }},
+    {FilesystemType::APFS,       { "APFS" }},
+    {FilesystemType::HFS,        { "HFS" }},
+    {FilesystemType::HFSPLUS,    { "HFSPLUS" }},
+    {FilesystemType::HFSX,       { "HFSX" }},
+    {FilesystemType::FUSEBLK,    { "FUSEBLK" }},
+    {FilesystemType::F2FS,       { "F2FS" }},
+    {FilesystemType::UNKNOWN,    { "UNKNOWN" }}
+};
+
+/**
+ * @brief Get the string name of Filesystem enum object
+ *
+ * @param type
+ * @return QString
+ */
+QString getFilesystemTypeName(FilesystemType type);
+
+/**
+ * @brief Get the Filesystem enum object from a name
+ *  Does a lookup of the type name and returns an exact match
+ *
+ * @param name
+ * @return FilesystemType
+ */
+FilesystemType getFilesystemType(const QString& name);
+
+/**
+ * @brief Get the Filesystem enum object from a name
+ *  Does a fuzzy lookup of the type name and returns an apropreate match
+ *
+ * @param name
+ * @return FilesystemType
+ */
+FilesystemType getFilesystemTypeFuzzy(const QString& name);
+
+struct FilesystemInfo {
+    FilesystemType fsType = FilesystemType::UNKNOWN;
+    QString fsTypeName;
+    int blockSize;
+    qint64 bytesAvailable;
+    qint64 bytesFree;
+    qint64 bytesTotal;
+    QString name;
+    QString rootPath;
+};
+
+/**
+ * @brief path to the near ancestor that exists
+ *
+ */
+QString nearestExistentAncestor(const QString& path);
+
+/**
+ * @brief colect information about the filesystem under a file
+ *
+ */
+FilesystemInfo statFS(const QString& path);
+
+static const QList<FilesystemType> s_clone_filesystems = { FilesystemType::BTRFS, FilesystemType::APFS, FilesystemType::ZFS,
+                                                           FilesystemType::XFS, FilesystemType::REFS };
+
+/**
+ * @brief if the Filesystem is reflink/clone capable
+ *
+ */
+bool canCloneOnFS(const QString& path);
+bool canCloneOnFS(const FilesystemInfo& info);
+bool canCloneOnFS(FilesystemType type);
+
+/**
+ * @brief if the Filesystems are reflink/clone capable and both are on the same device
+ *
+ */
+bool canClone(const QString& src, const QString& dst);
+
+/**
+ * @brief Copies a directory and it's contents from src to dest
+ */
+class clone : public QObject {
+    Q_OBJECT
+   public:
+    clone(const QString& src, const QString& dst, QObject* parent = nullptr) : QObject(parent)
+    {
+        m_src.setPath(src);
+        m_dst.setPath(dst);
+    }
+    clone& matcher(const IPathMatcher* filter)
+    {
+        m_matcher = filter;
+        return *this;
+    }
+    clone& whitelist(bool whitelist)
+    {
+        m_whitelist = whitelist;
+        return *this;
+    }
+
+    bool operator()(bool dryRun = false) { return operator()(QString(), dryRun); }
+
+    int totalCloned() { return m_cloned; }
+
+   signals:
+    void fileCloned(const QString& src, const QString& dst);
+    void cloneFailed(const QString& src, const QString& dst);
+
+   private:
+    bool operator()(const QString& offset, bool dryRun = false);
+
+   private:
+    const IPathMatcher* m_matcher = nullptr;
+    bool m_whitelist = false;
+    QDir m_src;
+    QDir m_dst;
+    int m_cloned;
+};
+
+/**
+ * @brief clone/reflink file from src to dst
+ *
+ */
+bool clone_file(const QString& src, const QString& dst, std::error_code& ec);
+
+#if defined(Q_OS_WIN)
+bool win_ioctl_clone(const std::wstring& src_path, const std::wstring& dst_path, std::error_code& ec);
+#elif defined(Q_OS_LINUX)
+bool linux_ficlone(const std::string& src_path, const std::string& dst_path, std::error_code& ec);
+#elif defined(Q_OS_MACOS) || defined(Q_OS_FREEBSD) || defined(Q_OS_OPENBSD)
+bool macos_bsd_clonefile(const std::string& src_path, const std::string& dst_path, std::error_code& ec);
+#endif
+
+static const QList<FilesystemType> s_non_link_filesystems = {
+    FilesystemType::FAT,
+};
+
+/**
+ * @brief if the Filesystem is symlink capable
+ *
+ */
+bool canLinkOnFS(const QString& path);
+bool canLinkOnFS(const FilesystemInfo& info);
+bool canLinkOnFS(FilesystemType type);
+
+/**
+ * @brief if the Filesystem is symlink capable on both ends
+ *
+ */
+bool canLink(const QString& src, const QString& dst);
+
+uintmax_t hardLinkCount(const QString& path);
+
+}  // namespace FS

launcher/InstanceCopyPrefs.cpp

@@ -16,8 +16,13 @@ bool InstanceCopyPrefs::allTrue() const
         copyScreenshots;
 }
 
+
 // Returns a single RegEx string of the selected folders/files to filter out (ex: ".minecraft/saves|.minecraft/server.dat")
 QString InstanceCopyPrefs::getSelectedFiltersAsRegex() const
+{
+    return getSelectedFiltersAsRegex({});
+}
+QString InstanceCopyPrefs::getSelectedFiltersAsRegex(const QStringList& additionalFilters) const
 {
     QStringList filters;
 
@@ -42,6 +47,10 @@ QString InstanceCopyPrefs::getSelectedFiltersAsRegex() const
     if(!copyScreenshots)
         filters << "screenshots";
 
+    for (auto filter : additionalFilters) {
+        filters << filter;
+    }
+
     // If we have any filters to add, join them as a single regex string to return:
     if (!filters.isEmpty()) {
         const QString MC_ROOT = "[.]?minecraft/";
@@ -93,6 +102,31 @@ bool InstanceCopyPrefs::isCopyScreenshotsEnabled() const
     return copyScreenshots;
 }
 
+bool InstanceCopyPrefs::isUseSymLinksEnabled() const
+{
+    return useSymLinks;
+}
+
+bool InstanceCopyPrefs::isUseHardLinksEnabled() const
+{
+    return useHardLinks;
+}
+
+bool InstanceCopyPrefs::isLinkRecursivelyEnabled() const
+{
+    return linkRecursively;
+}
+
+bool InstanceCopyPrefs::isDontLinkSavesEnabled() const
+{
+    return dontLinkSaves;
+}
+
+bool InstanceCopyPrefs::isUseCloneEnabled() const
+{
+    return useClone;
+}
+
 // ======= Setters =======
 void InstanceCopyPrefs::enableCopySaves(bool b)
 {
@@ -133,3 +167,28 @@ void InstanceCopyPrefs::enableCopyScreenshots(bool b)
 {
     copyScreenshots = b;
 }
+
+void InstanceCopyPrefs::enableUseSymLinks(bool b)
+{
+    useSymLinks = b;
+}
+
+void InstanceCopyPrefs::enableLinkRecursively(bool b)
+{
+    linkRecursively = b;
+}
+
+void InstanceCopyPrefs::enableUseHardLinks(bool b)
+{
+    useHardLinks = b;
+}
+
+void InstanceCopyPrefs::enableDontLinkSaves(bool b)
+{
+    dontLinkSaves = b;
+}
+
+void InstanceCopyPrefs::enableUseClone(bool b)
+{
+    useClone = b;
+}

launcher/InstanceCopyPrefs.h

@@ -10,6 +10,7 @@ struct InstanceCopyPrefs {
    public:
     [[nodiscard]] bool allTrue() const;
     [[nodiscard]] QString getSelectedFiltersAsRegex() const;
+    [[nodiscard]] QString getSelectedFiltersAsRegex(const QStringList& additionalFilters) const;
     // Getters
     [[nodiscard]] bool isCopySavesEnabled() const;
     [[nodiscard]] bool isKeepPlaytimeEnabled() const;
@@ -19,6 +20,11 @@ struct InstanceCopyPrefs {
     [[nodiscard]] bool isCopyServersEnabled() const;
     [[nodiscard]] bool isCopyModsEnabled() const;
     [[nodiscard]] bool isCopyScreenshotsEnabled() const;
+    [[nodiscard]] bool isUseSymLinksEnabled() const;
+    [[nodiscard]] bool isLinkRecursivelyEnabled() const;
+    [[nodiscard]] bool isUseHardLinksEnabled() const;
+    [[nodiscard]] bool isDontLinkSavesEnabled() const;
+    [[nodiscard]] bool isUseCloneEnabled() const;
     // Setters
     void enableCopySaves(bool b);
     void enableKeepPlaytime(bool b);
@@ -28,6 +34,11 @@ struct InstanceCopyPrefs {
     void enableCopyServers(bool b);
     void enableCopyMods(bool b);
     void enableCopyScreenshots(bool b);
+    void enableUseSymLinks(bool b);
+    void enableLinkRecursively(bool b);
+    void enableUseHardLinks(bool b);
+    void enableDontLinkSaves(bool b);
+    void enableUseClone(bool b);
 
    protected: // data
     bool copySaves = true;
@@ -38,4 +49,9 @@ struct InstanceCopyPrefs {
     bool copyServers = true;
     bool copyMods = true;
     bool copyScreenshots = true;
+    bool useSymLinks = false;
+    bool linkRecursively = false;
+    bool useHardLinks = false;
+    bool dontLinkSaves = false;
+    bool useClone = false;
 };

launcher/InstanceCopyTask.cpp

@@ -1,18 +1,31 @@
 #include "InstanceCopyTask.h"
-#include "settings/INISettingsObject.h"
+#include <QDebug>
+#include <QtConcurrentRun>
 #include "FileSystem.h"
 #include "NullInstance.h"
 #include "pathmatcher/RegexpMatcher.h"
-#include <QtConcurrentRun>
+#include "settings/INISettingsObject.h"
 
 InstanceCopyTask::InstanceCopyTask(InstancePtr origInstance, const InstanceCopyPrefs& prefs)
 {
     m_origInstance = origInstance;
     m_keepPlaytime = prefs.isKeepPlaytimeEnabled();
+    m_useLinks = prefs.isUseSymLinksEnabled();
+    m_linkRecursively = prefs.isLinkRecursivelyEnabled();
+    m_useHardLinks = prefs.isLinkRecursivelyEnabled() && prefs.isUseHardLinksEnabled();
+    m_copySaves = prefs.isLinkRecursivelyEnabled() && prefs.isDontLinkSavesEnabled() && prefs.isCopySavesEnabled();
+    m_useClone = prefs.isUseCloneEnabled();
 
     QString filters = prefs.getSelectedFiltersAsRegex();
-    if (!filters.isEmpty())
+    if (m_useLinks || m_useHardLinks) {
-    {
+        if (!filters.isEmpty())
+            filters += "|";
+        filters += "instance.cfg";
+    }
+
+    qDebug() << "CopyFilters:" << filters;
+
+    if (!filters.isEmpty()) {
         // Set regex filter:
         // FIXME: get this from the original instance type...
         auto matcherReal = new RegexpMatcher(filters);
@@ -25,11 +38,78 @@ void InstanceCopyTask::executeTask()
 {
     setStatus(tr("Copying instance %1").arg(m_origInstance->name()));
 
-    m_copyFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this]{
+    auto copySaves = [&]() {
-        FS::copy folderCopy(m_origInstance->instanceRoot(), m_stagingPath);
+        FS::copy savesCopy(FS::PathCombine(m_origInstance->instanceRoot(), "saves"), FS::PathCombine(m_stagingPath, "saves"));
-        folderCopy.followSymlinks(false).matcher(m_matcher.get());
+        savesCopy.followSymlinks(true);
 
-        return folderCopy();
+        return savesCopy();
+    };
+
+    m_copyFuture = QtConcurrent::run(QThreadPool::globalInstance(), [this, copySaves] {
+        if (m_useClone) {
+            FS::clone folderClone(m_origInstance->instanceRoot(), m_stagingPath);
+            folderClone.matcher(m_matcher.get());
+
+            return folderClone();
+        } else if (m_useLinks || m_useHardLinks) {
+            FS::create_link folderLink(m_origInstance->instanceRoot(), m_stagingPath);
+            int depth = m_linkRecursively ? -1 : 0;  // we need to at least link the top level instead of the instance folder
+            folderLink.linkRecursively(true).setMaxDepth(depth).useHardLinks(m_useHardLinks).matcher(m_matcher.get());
+
+            bool there_were_errors = false;
+
+            if (!folderLink()) {
+#if defined Q_OS_WIN32
+                if (!m_useHardLinks) {
+                    qDebug() << "EXPECTED: Link failure, Windows requires permissions for symlinks";
+
+                    qDebug() << "attempting to run with privelage";
+
+                    QEventLoop loop;
+                    bool got_priv_results = false;
+
+                    connect(&folderLink, &FS::create_link::finishedPrivileged, this, [&](bool gotResults) {
+                        if (!gotResults) {
+                            qDebug() << "Privileged run exited without results!";
+                        }
+                        got_priv_results = gotResults;
+                        loop.quit();
+                    });
+                    folderLink.runPrivileged();
+
+                    loop.exec();  // wait for the finished signal
+
+                    for (auto result : folderLink.getResults()) {
+                        if (result.err_value != 0) {
+                            there_were_errors = true;
+                        }
+                    }
+
+                    if (m_copySaves) {
+                        there_were_errors |= !copySaves();
+                    }
+
+                    return got_priv_results && !there_were_errors;
+                } else {
+                    qDebug() << "Link Failed!" << folderLink.getOSError().value() << folderLink.getOSError().message().c_str();
+                }
+#else
+                qDebug() << "Link Failed!" << folderLink.getOSError().value() << folderLink.getOSError().message().c_str();
+#endif
+                return false;
+            }
+
+            if (m_copySaves) {
+                there_were_errors |= !copySaves();
+            }
+
+            return !there_were_errors;
+        } else {
+            FS::copy folderCopy(m_origInstance->instanceRoot(), m_stagingPath);
+            folderCopy.followSymlinks(false).matcher(m_matcher.get());
+
+            return folderCopy();
+        }
     });
     connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::finished, this, &InstanceCopyTask::copyFinished);
     connect(&m_copyFutureWatcher, &QFutureWatcher<bool>::canceled, this, &InstanceCopyTask::copyAborted);
@@ -39,8 +119,7 @@ void InstanceCopyTask::executeTask()
 void InstanceCopyTask::copyFinished()
 {
     auto successful = m_copyFuture.result();
-    if(!successful)
+    if (!successful) {
-    {
         emitFailed(tr("Instance folder copy failed."));
         return;
     }
@@ -50,9 +129,11 @@ void InstanceCopyTask::copyFinished()
     InstancePtr inst(new NullInstance(m_globalSettings, instanceSettings, m_stagingPath));
     inst->setName(name());
     inst->setIconKey(m_instIcon);
-    if(!m_keepPlaytime) {
+    if (!m_keepPlaytime) {
         inst->resetTimePlayed();
     }
+    if (m_useLinks)
+        inst->addLinkedInstanceId(m_origInstance->id());
     emitSucceeded();
 }
 

launcher/InstanceCopyTask.h

@@ -30,4 +30,9 @@ private:
     QFutureWatcher<bool> m_copyFutureWatcher;
     std::unique_ptr<IPathMatcher> m_matcher;
     bool m_keepPlaytime;
+    bool m_useLinks = false;
+    bool m_useHardLinks = false;
+    bool m_copySaves = false;
+    bool m_linkRecursively = false;
+    bool m_useClone = false;
 };

launcher/InstanceImportTask.cpp

@@ -98,6 +98,7 @@ void InstanceImportTask::executeTask()
 
         connect(m_filesNetJob.get(), &NetJob::succeeded, this, &InstanceImportTask::downloadSucceeded);
         connect(m_filesNetJob.get(), &NetJob::progress, this, &InstanceImportTask::downloadProgressChanged);
+        connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &InstanceImportTask::propogateStepProgress);
         connect(m_filesNetJob.get(), &NetJob::failed, this, &InstanceImportTask::downloadFailed);
         connect(m_filesNetJob.get(), &NetJob::aborted, this, &InstanceImportTask::downloadAborted);
 
@@ -291,7 +292,9 @@ void InstanceImportTask::processFlame()
     });
     connect(inst_creation_task, &Task::failed, this, &InstanceImportTask::emitFailed);
     connect(inst_creation_task, &Task::progress, this, &InstanceImportTask::setProgress);
+    connect(inst_creation_task, &Task::stepProgress, this, &InstanceImportTask::propogateStepProgress);
     connect(inst_creation_task, &Task::status, this, &InstanceImportTask::setStatus);
+    connect(inst_creation_task, &Task::details, this, &InstanceImportTask::setDetails);
     connect(inst_creation_task, &Task::finished, inst_creation_task, &InstanceCreationTask::deleteLater);
 
     connect(this, &Task::aborted, inst_creation_task, &InstanceCreationTask::abort);
@@ -382,7 +385,9 @@ void InstanceImportTask::processModrinth()
     });
     connect(inst_creation_task, &Task::failed, this, &InstanceImportTask::emitFailed);
     connect(inst_creation_task, &Task::progress, this, &InstanceImportTask::setProgress);
+    connect(inst_creation_task, &Task::stepProgress, this, &InstanceImportTask::propogateStepProgress);
     connect(inst_creation_task, &Task::status, this, &InstanceImportTask::setStatus);
+    connect(inst_creation_task, &Task::details, this, &InstanceImportTask::setDetails);
     connect(inst_creation_task, &Task::finished, inst_creation_task, &InstanceCreationTask::deleteLater);
 
     connect(this, &Task::aborted, inst_creation_task, &InstanceCreationTask::abort);

launcher/InstanceList.cpp

@@ -129,6 +129,16 @@ QMimeData* InstanceList::mimeData(const QModelIndexList& indexes) const
     return mimeData;
 }
 
+QStringList InstanceList::getLinkedInstancesById(const QString &id) const
+{
+    QStringList linkedInstances;
+    for (auto inst : m_instances) {
+        if (inst->isLinkedToInstanceId(id))
+            linkedInstances.append(inst->id());
+    }
+    return linkedInstances;
+}
+
 int InstanceList::rowCount(const QModelIndex& parent) const
 {
     Q_UNUSED(parent);
@@ -787,7 +797,9 @@ class InstanceStaging : public Task {
         connect(child, &Task::aborted, this, &InstanceStaging::childAborted);
         connect(child, &Task::abortStatusChanged, this, &InstanceStaging::setAbortable);
         connect(child, &Task::status, this, &InstanceStaging::setStatus);
+        connect(child, &Task::details, this, &InstanceStaging::setDetails);
         connect(child, &Task::progress, this, &InstanceStaging::setProgress);
+        connect(child, &Task::stepProgress, this, &InstanceStaging::propogateStepProgress);
         connect(&m_backoffTimer, &QTimer::timeout, this, &InstanceStaging::childSucceded);
     }
 
@@ -865,7 +877,7 @@ Task* InstanceList::wrapInstanceTask(InstanceTask* task)
 
 QString InstanceList::getStagedInstancePath()
 {
-    QString key = QUuid::createUuid().toString();
+    QString key = QUuid::createUuid().toString(QUuid::WithoutBraces);
     QString tempDir = ".LAUNCHER_TEMP/";
     QString relPath = FS::PathCombine(tempDir, key);
     QDir rootPath(m_instDir);

launcher/InstanceList.h

@@ -154,6 +154,8 @@ public:
     QStringList mimeTypes() const override;
     QMimeData *mimeData(const QModelIndexList &indexes) const override;
 
+    QStringList getLinkedInstancesById(const QString &id) const;
+
 signals:
     void dataIsInvalid();
     void instancesChanged();

launcher/MMCTime.cpp

@@ -18,6 +18,8 @@
 #include <MMCTime.h>
 
 #include <QObject>
+#include <QDateTime>
+#include <QTextStream>
 
 QString Time::prettifyDuration(int64_t duration) {
     int seconds = (int) (duration % 60);
@@ -36,3 +38,65 @@ QString Time::prettifyDuration(int64_t duration) {
     }
     return QObject::tr("%1d %2h %3min").arg(days).arg(hours).arg(minutes);
 }
+
+QString Time::humanReadableDuration(double duration, int precision) {
+
+    using days = std::chrono::duration<int, std::ratio<86400>>;
+
+    QString outStr;
+    QTextStream os(&outStr);
+
+    bool neg = false;
+    if (duration < 0) {
+        neg = true; // flag
+        duration  *= -1; // invert
+    }
+        
+    auto std_duration = std::chrono::duration<double>(duration);
+    auto d = std::chrono::duration_cast<days>(std_duration);
+    std_duration -= d;
+    auto h = std::chrono::duration_cast<std::chrono::hours>(std_duration);
+    std_duration -= h;
+    auto m = std::chrono::duration_cast<std::chrono::minutes>(std_duration);
+    std_duration -= m;
+    auto s = std::chrono::duration_cast<std::chrono::seconds>(std_duration);
+    std_duration -= s;
+    auto ms = std::chrono::duration_cast<std::chrono::milliseconds>(std_duration);
+
+    auto dc = d.count();
+    auto hc = h.count();
+    auto mc = m.count();
+    auto sc = s.count();
+    auto msc = ms.count();
+
+    if (neg) {
+        os << '-';
+    }
+    if (dc) {
+        os << dc << QObject::tr("days");
+    }
+    if (hc) {
+        if (dc)
+            os << " ";
+        os << qSetFieldWidth(2) << hc << QObject::tr("h"); // hours
+    }
+    if (mc) {
+        if (dc || hc)
+            os << " ";
+        os << qSetFieldWidth(2) << mc << QObject::tr("m"); // minutes
+    }
+    if (dc || hc || mc || sc) {
+        if (dc || hc || mc)
+            os << " ";
+        os << qSetFieldWidth(2) << sc << QObject::tr("s"); // seconds
+    }
+    if ((msc && (precision > 0)) || !(dc || hc || mc || sc)) {
+        if (dc || hc || mc || sc)
+            os << " ";
+        os << qSetFieldWidth(0) << qSetRealNumberPrecision(precision) << msc << QObject::tr("ms"); // miliseconds
+    }
+
+    os.flush();
+
+    return outStr;
+}

launcher/MMCTime.h

@@ -22,4 +22,13 @@ namespace Time {
 
 QString prettifyDuration(int64_t duration);
 
+/**
+ * @brief Returns a string with short form time duration ie. `2days 1h3m4s56.0ms`.
+ * miliseconds are only included if `precision` is greater than 0.
+ * 
+ * @param duration a number of seconds as floating point
+ * @param precision number of decmial points to display on fractons of a second, defualts to 0.
+ * @return QString 
+ */
+QString humanReadableDuration(double duration, int precision = 0);
 }

launcher/MMCZip.cpp

@@ -94,20 +94,28 @@ bool MMCZip::mergeZipFiles(QuaZip *into, QFileInfo from, QSet<QString> &containe
     return true;
 }
 
-bool MMCZip::compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files)
+bool MMCZip::compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, bool followSymlinks)
 {
     QDir directory(dir);
     if (!directory.exists()) return false;
 
     for (auto e : files) {
         auto filePath = directory.relativeFilePath(e.absoluteFilePath());
-        if( !JlCompress::compressFile(zip, e.absoluteFilePath(), filePath)) return false;
+        auto srcPath = e.absoluteFilePath();
+        if (followSymlinks) {
+            if (e.isSymLink()) {
+                srcPath = e.symLinkTarget();
+            } else {
+                srcPath = e.canonicalFilePath();
+            }
+        }
+        if( !JlCompress::compressFile(zip, srcPath, filePath)) return false;
     }
 
     return true;
 }
 
-bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files)
+bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks)
 {
     QuaZip zip(fileCompressed);
     QDir().mkpath(QFileInfo(fileCompressed).absolutePath());
@@ -116,7 +124,7 @@ bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList
         return false;
     }
 
-    auto result = compressDirFiles(&zip, dir, files);
+    auto result = compressDirFiles(&zip, dir, files, followSymlinks);
 
     zip.close();
     if(zip.getZipError()!=0) {

launcher/MMCZip.h

@@ -59,18 +59,20 @@ namespace MMCZip
      * \param zip target archive
      * \param dir directory that will be compressed (to compress with relative paths)
      * \param files list of files to compress
+     * \param followSymlinks should follow symlinks when compressing file data
      * \return true for success or false for failure
      */
-    bool compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files);
+    bool compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, bool followSymlinks = false);
 
     /**
      * Compress directory, by providing a list of files to compress
      * \param fileCompressed target archive file
      * \param dir directory that will be compressed (to compress with relative paths)
      * \param files list of files to compress
+     * \param followSymlinks should follow symlinks when compressing file data
      * \return true for success or false for failure
      */
-    bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files);
+    bool compressDirFiles(QString fileCompressed, QString dir, QFileInfoList files, bool followSymlinks = false);
 
     /**
      * take a source jar, add mods to it, resulting in target jar

launcher/QVariantUtils.h

@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 flowln <flowlnlnln@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/>.
+ *
+ * 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.
+ */
+
+#pragma once
+
+
+#include <QVariant>
+#include <QList>
+
+namespace QVariantUtils {
+
+template <typename T> 
+inline QList<T> toList(QVariant src) {
+    QVariantList variantList = src.toList();
+
+    QList<T> list_t;
+    list_t.reserve(variantList.size());
+    for (const QVariant& v : variantList)
+    {
+        list_t.append(v.value<T>());
+    }
+    return list_t; 
+}
+
+template <typename T> 
+inline QVariant fromList(QList<T> val) {
+    QVariantList variantList;
+    variantList.reserve(val.size());
+    for (const T& v : val)
+    {
+        variantList.append(v);
+    }
+
+    return variantList;
+}
+
+}

launcher/ResourceDownloadTask.cpp

@@ -53,6 +53,7 @@ ResourceDownloadTask::ResourceDownloadTask(ModPlatform::IndexedPack pack,
     m_filesNetJob->addNetAction(Net::Download::makeFile(m_pack_version.downloadUrl, dir.absoluteFilePath(getFilename())));
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &ResourceDownloadTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &ResourceDownloadTask::downloadProgressChanged);
+    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &ResourceDownloadTask::propogateStepProgress);
     connect(m_filesNetJob.get(), &NetJob::failed, this, &ResourceDownloadTask::downloadFailed);
 
     addTask(m_filesNetJob);

launcher/StringUtils.cpp

@@ -1,5 +1,45 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 flowln <flowlnlnln@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/>.
+ *
+ * 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 "StringUtils.h"
 
+#include <QRegularExpression>
+#include <QUuid>
+#include <cmath>
+
 /// If you're wondering where these came from exactly, then know you're not the only one =D
 
 /// TAKEN FROM Qt, because it doesn't expose it intelligently
@@ -74,3 +114,71 @@ int StringUtils::naturalCompare(const QString& s1, const QString& s2, Qt::CaseSe
     // The two strings are the same (02 == 2) so fall back to the normal sort
     return QString::compare(s1, s2, cs);
 }
+
+QString StringUtils::truncateUrlHumanFriendly(QUrl& url, int max_len, bool hard_limit)
+{
+    auto display_options = QUrl::RemoveUserInfo | QUrl::RemoveFragment | QUrl::NormalizePathSegments;
+    auto str_url = url.toDisplayString(display_options);
+
+    if (str_url.length() <= max_len)
+        return str_url;
+
+    auto url_path_parts = url.path().split('/');
+    QString last_path_segment = url_path_parts.takeLast();
+
+    if (url_path_parts.size() >= 1 && url_path_parts.first().isEmpty())
+        url_path_parts.removeFirst();  // drop empty first segment (from leading / )
+
+    if (url_path_parts.size() >= 1)
+        url_path_parts.removeLast();  // drop the next to last path segment
+
+    auto url_template = QStringLiteral("%1://%2/%3%4");
+
+    auto url_compact = url_path_parts.isEmpty()
+                           ? url_template.arg(url.scheme(), url.host(), QStringList({ "...", last_path_segment }).join('/'), url.query())
+                           : url_template.arg(url.scheme(), url.host(),
+                                              QStringList({ url_path_parts.join('/'), "...", last_path_segment }).join('/'), url.query());
+
+    // remove url parts one by one if it's still too long
+    while (url_compact.length() > max_len && url_path_parts.size() >= 1) {
+        url_path_parts.removeLast();  // drop the next to last path segment
+        url_compact = url_path_parts.isEmpty()
+                          ? url_template.arg(url.scheme(), url.host(), QStringList({ "...", last_path_segment }).join('/'), url.query())
+                          : url_template.arg(url.scheme(), url.host(),
+                                             QStringList({ url_path_parts.join('/'), "...", last_path_segment }).join('/'), url.query());
+    }
+
+    if ((url_compact.length() >= max_len) && hard_limit) {
+        // still too long, truncate normaly
+        url_compact = QString(str_url);
+        auto to_remove = url_compact.length() - max_len + 3;
+        url_compact.remove(url_compact.length() - to_remove - 1, to_remove);
+        url_compact.append("...");
+    }
+
+    return url_compact;
+}
+
+static const QStringList s_units_si{ "KB", "MB", "GB", "TB" };
+static const QStringList s_units_kibi{ "KiB", "MiB", "GiB", "TiB" };
+
+QString StringUtils::humanReadableFileSize(double bytes, bool use_si, int decimal_points)
+{
+    const QStringList units = use_si ? s_units_si : s_units_kibi;
+    const int scale = use_si ? 1000 : 1024;
+
+    int u = -1;
+    double r = pow(10, decimal_points);
+
+    do {
+        bytes /= scale;
+        u++;
+    } while (round(abs(bytes) * r) / r >= scale && u < units.length() - 1);
+
+    return QString::number(bytes, 'f', 2) + " " + units[u];
+}
+
+QString StringUtils::getRandomAlphaNumeric()
+{
+    return QUuid::createUuid().toString(QUuid::Id128);
+}

launcher/StringUtils.h

@@ -1,6 +1,43 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 flowln <flowlnlnln@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/>.
+ *
+ * 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.
+ */
+
 #pragma once
 
 #include <QString>
+#include <QUrl>
 
 namespace StringUtils {
 
@@ -29,4 +66,17 @@ inline QString fromStdString(string s)
 #endif
 
 int naturalCompare(const QString& s1, const QString& s2, Qt::CaseSensitivity cs);
+
+/**
+ * @brief Truncate a url while keeping its readability py placing the `...` in the middle of the path  
+ * @param url Url to truncate
+ * @param max_len max lenght of url in charaters
+ * @param hard_limit if truncating the path can't get the url short enough, truncate it normaly.
+ */
+QString truncateUrlHumanFriendly(QUrl &url, int max_len, bool hard_limit = false);
+
+QString humanReadableFileSize(double bytes, bool use_si = false, int decimal_points = 1);
+
+
+QString getRandomAlphaNumeric();
 }  // namespace StringUtils

launcher/filelink/FileLink.cpp

@@ -0,0 +1,277 @@
+// SPDX-FileCopyrightText: 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+//
+// SPDX-License-Identifier: GPL-3.0-only
+
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.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 "FileLink.h"
+#include "BuildConfig.h"
+
+#include "StringUtils.h"
+
+#include <iostream>
+
+#include <QAccessible>
+#include <QCommandLineParser>
+
+#include <QDebug>
+
+#include <DesktopServices.h>
+
+#include <sys.h>
+
+#if defined Q_OS_WIN32
+#ifndef WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif
+#include <stdio.h>
+#include <windows.h>
+#endif
+
+// Snippet from https://github.com/gulrak/filesystem#using-it-as-single-file-header
+
+#ifdef __APPLE__
+#include <Availability.h>  // for deployment target to support pre-catalina targets without std::fs
+#endif                     // __APPLE__
+
+#if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || (defined(__cplusplus) && __cplusplus >= 201703L)) && defined(__has_include)
+#if __has_include(<filesystem>) && (!defined(__MAC_OS_X_VERSION_MIN_REQUIRED) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 101500)
+#define GHC_USE_STD_FS
+#include <filesystem>
+namespace fs = std::filesystem;
+#endif  // MacOS min version check
+#endif  // Other OSes version check
+
+#ifndef GHC_USE_STD_FS
+#include <ghc/filesystem.hpp>
+namespace fs = ghc::filesystem;
+#endif
+
+FileLinkApp::FileLinkApp(int& argc, char** argv) : QCoreApplication(argc, argv), socket(new QLocalSocket(this))
+{
+#if defined Q_OS_WIN32
+    // attach the parent console
+    if (AttachConsole(ATTACH_PARENT_PROCESS)) {
+        // if attach succeeds, reopen and sync all the i/o
+        if (freopen("CON", "w", stdout)) {
+            std::cout.sync_with_stdio();
+        }
+        if (freopen("CON", "w", stderr)) {
+            std::cerr.sync_with_stdio();
+        }
+        if (freopen("CON", "r", stdin)) {
+            std::cin.sync_with_stdio();
+        }
+        auto out = GetStdHandle(STD_OUTPUT_HANDLE);
+        DWORD written;
+        const char* endline = "\n";
+        WriteConsole(out, endline, strlen(endline), &written, NULL);
+        consoleAttached = true;
+    }
+#endif
+    setOrganizationName(BuildConfig.LAUNCHER_NAME);
+    setOrganizationDomain(BuildConfig.LAUNCHER_DOMAIN);
+    setApplicationName(BuildConfig.LAUNCHER_NAME + "FileLink");
+    setApplicationVersion(BuildConfig.printableVersionString() + "\n" + BuildConfig.GIT_COMMIT);
+
+    // Commandline parsing
+    QCommandLineParser parser;
+    parser.setApplicationDescription(QObject::tr("a batch MKLINK program for windows to be used with prismlauncher"));
+
+    parser.addOptions({ { { "s", "server" }, "Join the specified server on launch", "pipe name" },
+                        { { "H", "hard" }, "use hard links instead of symbolic", "true/false" } });
+    parser.addHelpOption();
+    parser.addVersionOption();
+
+    parser.process(arguments());
+
+    QString serverToJoin = parser.value("server");
+    m_useHardLinks = QVariant(parser.value("hard")).toBool();
+
+    qDebug() << "link program launched";
+
+    if (!serverToJoin.isEmpty()) {
+        qDebug() << "joining server" << serverToJoin;
+        joinServer(serverToJoin);
+    } else {
+        qDebug() << "no server to join";
+        exit();
+    }
+}
+
+void FileLinkApp::joinServer(QString server)
+{
+    blockSize = 0;
+
+    in.setDevice(&socket);
+
+    connect(&socket, &QLocalSocket::connected, this, [&]() { qDebug() << "connected to server"; });
+
+    connect(&socket, &QLocalSocket::readyRead, this, &FileLinkApp::readPathPairs);
+
+    connect(&socket, &QLocalSocket::errorOccurred, this, [&](QLocalSocket::LocalSocketError socketError) {
+        switch (socketError) {
+            case QLocalSocket::ServerNotFoundError:
+                qDebug()
+                    << ("The host was not found. Please make sure "
+                        "that the server is running and that the "
+                        "server name is correct.");
+                break;
+            case QLocalSocket::ConnectionRefusedError:
+                qDebug()
+                    << ("The connection was refused by the peer. "
+                        "Make sure the server is running, "
+                        "and check that the server name "
+                        "is correct.");
+                break;
+            case QLocalSocket::PeerClosedError:
+                qDebug() << ("The connection was closed by the peer. ");
+                break;
+            default:
+                qDebug() << "The following error occurred: " << socket.errorString();
+        }
+    });
+
+    connect(&socket, &QLocalSocket::disconnected, this, [&]() {
+        qDebug() << "disconnected from server, should exit";
+        exit();
+    });
+
+    socket.connectToServer(server);
+}
+
+void FileLinkApp::runLink()
+{
+    std::error_code os_err;
+
+    qDebug() << "creating links";
+
+    for (auto link : m_links_to_make) {
+        QString src_path = link.src;
+        QString dst_path = link.dst;
+
+        FS::ensureFilePathExists(dst_path);
+        if (m_useHardLinks) {
+            qDebug() << "making hard link:" << src_path << "to" << dst_path;
+            fs::create_hard_link(StringUtils::toStdString(src_path), StringUtils::toStdString(dst_path), os_err);
+        } else if (fs::is_directory(StringUtils::toStdString(src_path))) {
+            qDebug() << "making directory_symlink:" << src_path << "to" << dst_path;
+            fs::create_directory_symlink(StringUtils::toStdString(src_path), StringUtils::toStdString(dst_path), os_err);
+        } else {
+            qDebug() << "making symlink:" << src_path << "to" << dst_path;
+            fs::create_symlink(StringUtils::toStdString(src_path), StringUtils::toStdString(dst_path), os_err);
+        }
+
+        if (os_err) {
+            qWarning() << "Failed to link files:" << QString::fromStdString(os_err.message());
+            qDebug() << "Source file:" << src_path;
+            qDebug() << "Destination file:" << dst_path;
+            qDebug() << "Error category:" << os_err.category().name();
+            qDebug() << "Error code:" << os_err.value();
+
+            FS::LinkResult result = { src_path, dst_path, QString::fromStdString(os_err.message()), os_err.value() };
+            m_path_results.append(result);
+        } else {
+            FS::LinkResult result = { src_path, dst_path };
+            m_path_results.append(result);
+        }
+    }
+
+    sendResults();
+    qDebug() << "done, should exit soon";
+}
+
+void FileLinkApp::sendResults()
+{
+    // construct block of data to send
+    QByteArray block;
+    QDataStream out(&block, QIODevice::WriteOnly);
+
+    qint32 blocksize = quint32(sizeof(quint32));
+    for (auto result : m_path_results) {
+        blocksize += quint32(result.src.size());
+        blocksize += quint32(result.dst.size());
+        blocksize += quint32(result.err_msg.size());
+        blocksize += quint32(sizeof(quint32));
+    }
+    qDebug() << "About to write block of size:" << blocksize;
+    out << blocksize;
+
+    out << quint32(m_path_results.length());
+    for (auto result : m_path_results) {
+        out << result.src;
+        out << result.dst;
+        out << result.err_msg;
+        out << quint32(result.err_value);
+    }
+
+    qint64 byteswritten = socket.write(block);
+    bool bytesflushed = socket.flush();
+    qDebug() << "block flushed" << byteswritten << bytesflushed;
+}
+
+void FileLinkApp::readPathPairs()
+{
+    m_links_to_make.clear();
+    qDebug() << "Reading path pairs from server";
+    qDebug() << "bytes available" << socket.bytesAvailable();
+    if (blockSize == 0) {
+        // Relies on the fact that QDataStream serializes a quint32 into
+        // sizeof(quint32) bytes
+        if (socket.bytesAvailable() < (int)sizeof(quint32))
+            return;
+        qDebug() << "reading block size";
+        in >> blockSize;
+    }
+    qDebug() << "blocksize is" << blockSize;
+    qDebug() << "bytes available" << socket.bytesAvailable();
+    if (socket.bytesAvailable() < blockSize || in.atEnd())
+        return;
+
+    quint32 numLinks;
+    in >> numLinks;
+    qDebug() << "numLinks" << numLinks;
+
+    for (int i = 0; i < numLinks; i++) {
+        FS::LinkPair pair;
+        in >> pair.src;
+        in >> pair.dst;
+        qDebug() << "link" << pair.src << "to" << pair.dst;
+        m_links_to_make.append(pair);
+    }
+
+    runLink();
+}
+
+FileLinkApp::~FileLinkApp()
+{
+    qDebug() << "link program shutting down";
+    // Shut down logger by setting the logger function to nothing
+    qInstallMessageHandler(nullptr);
+
+#if defined Q_OS_WIN32
+    // Detach from Windows console
+    if (consoleAttached) {
+        fclose(stdout);
+        fclose(stdin);
+        fclose(stderr);
+        FreeConsole();
+    }
+#endif
+}

launcher/filelink/FileLink.h

@@ -0,0 +1,67 @@
+// SPDX-FileCopyrightText: 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+//
+// SPDX-License-Identifier: GPL-3.0-only
+
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ */
+
+#pragma once
+
+#include <QtCore>
+
+#include <QApplication>
+#include <QDataStream>
+#include <QDateTime>
+#include <QDebug>
+#include <QFlag>
+#include <QIcon>
+#include <QLocalSocket>
+#include <QUrl>
+#include <memory>
+
+#define PRISM_EXTERNAL_EXE
+#include "FileSystem.h"
+
+class FileLinkApp : public QCoreApplication {
+    // friends for the purpose of limiting access to deprecated stuff
+    Q_OBJECT
+   public:
+    FileLinkApp(int& argc, char** argv);
+    virtual ~FileLinkApp();
+
+   private:
+    void joinServer(QString server);
+    void readPathPairs();
+    void runLink();
+    void sendResults();
+
+    bool m_useHardLinks = false;
+
+    QDateTime m_startTime;
+    QLocalSocket socket;
+    QDataStream in;
+    quint32 blockSize;
+
+    QList<FS::LinkPair> m_links_to_make;
+    QList<FS::LinkResult> m_path_results;
+
+#if defined Q_OS_WIN32
+    // used on Windows to attach the standard IO streams
+    bool consoleAttached = false;
+#endif
+};

launcher/filelink/filelink.exe.manifest

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <application xmlns="urn:schemas-microsoft-com:asm.v3">
+    <windowsSettings>
+    </windowsSettings>
+  </application>
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- Windows 10, Windows 11 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
+      <!-- Windows 8.1 -->
+      <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
+      <!-- Windows 8 -->
+      <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
+      <!-- Windows 7 -->
+      <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
+    </application>
+  </compatibility>
+  <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2">
+    <security>
+      <requestedPrivileges>
+        <requestedExecutionLevel
+          level="requireAdministrator"
+          uiAccess="false"/>
+       </requestedPrivileges>
+    </security>
+  </trustInfo>
+</assembly>

launcher/filelink/main.cpp

@@ -0,0 +1,30 @@
+// SPDX-FileCopyrightText: 2022 Rachel Powers <508861+Ryex@users.noreply.github.com>
+//
+// SPDX-License-Identifier: GPL-3.0-only
+
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Rachel Powers <508861+Ryex@users.noreply.github.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 "FileLink.h"
+
+int main(int argc, char* argv[])
+{
+    FileLinkApp ldh(argc, argv);
+
+    return ldh.exec();
+}

launcher/launch/steps/Update.cpp

@@ -28,7 +28,9 @@ void Update::executeTask()
     {
         connect(m_updateTask.get(), &Task::finished, this, &Update::updateFinished);
         connect(m_updateTask.get(), &Task::progress, this, &Update::setProgress);
+        connect(m_updateTask.get(), &Task::stepProgress, this, &Update::propogateStepProgress);
         connect(m_updateTask.get(), &Task::status, this, &Update::setStatus);
+        connect(m_updateTask.get(), &Task::details, this, &Update::setDetails);
         emit progressReportingRequest();
         return;
     }

launcher/minecraft/MinecraftInstance.cpp

@@ -925,7 +925,10 @@ QString MinecraftInstance::getStatusbarDescription()
     if(m_settings->get("ShowGameTime").toBool())
     {
         if (lastTimePlayed() > 0) {
-            description.append(tr(", last played for %1").arg(Time::prettifyDuration(lastTimePlayed())));
+            QDateTime lastLaunchTime = QDateTime::fromMSecsSinceEpoch(lastLaunch());
+            description.append(tr(", last played on %1 for %2")
+                                   .arg(QLocale().toString(lastLaunchTime, QLocale::ShortFormat))
+                                   .arg(Time::prettifyDuration(lastTimePlayed())));
         }
 
         if (totalTimePlayed() > 0) {
@@ -1111,7 +1114,7 @@ std::shared_ptr<ModFolderModel> MinecraftInstance::loaderModList() const
     if (!m_loader_mod_list)
     {
         bool is_indexed = !APPLICATION->settings()->get("ModMetadataDisabled").toBool();
-        m_loader_mod_list.reset(new ModFolderModel(modsRoot(), is_indexed));
+        m_loader_mod_list.reset(new ModFolderModel(modsRoot(), shared_from_this(), is_indexed));
         m_loader_mod_list->disableInteraction(isRunning());
         connect(this, &BaseInstance::runningStatusChanged, m_loader_mod_list.get(), &ModFolderModel::disableInteraction);
     }
@@ -1123,7 +1126,7 @@ std::shared_ptr<ModFolderModel> MinecraftInstance::coreModList() const
     if (!m_core_mod_list)
     {
         bool is_indexed = !APPLICATION->settings()->get("ModMetadataDisabled").toBool();
-        m_core_mod_list.reset(new ModFolderModel(coreModsDir(), is_indexed));
+        m_core_mod_list.reset(new ModFolderModel(coreModsDir(), shared_from_this(), is_indexed));
         m_core_mod_list->disableInteraction(isRunning());
         connect(this, &BaseInstance::runningStatusChanged, m_core_mod_list.get(), &ModFolderModel::disableInteraction);
     }
@@ -1135,7 +1138,7 @@ std::shared_ptr<ModFolderModel> MinecraftInstance::nilModList() const
     if (!m_nil_mod_list)
     {
         bool is_indexed = !APPLICATION->settings()->get("ModMetadataDisabled").toBool();
-        m_nil_mod_list.reset(new ModFolderModel(nilModsDir(), is_indexed, false));
+        m_nil_mod_list.reset(new ModFolderModel(nilModsDir(), shared_from_this(), is_indexed, false));
         m_nil_mod_list->disableInteraction(isRunning());
         connect(this, &BaseInstance::runningStatusChanged, m_nil_mod_list.get(), &ModFolderModel::disableInteraction);
     }
@@ -1146,7 +1149,7 @@ std::shared_ptr<ResourcePackFolderModel> MinecraftInstance::resourcePackList() c
 {
     if (!m_resource_pack_list)
     {
-        m_resource_pack_list.reset(new ResourcePackFolderModel(resourcePacksDir()));
+        m_resource_pack_list.reset(new ResourcePackFolderModel(resourcePacksDir(), shared_from_this()));
     }
     return m_resource_pack_list;
 }
@@ -1155,7 +1158,7 @@ std::shared_ptr<TexturePackFolderModel> MinecraftInstance::texturePackList() con
 {
     if (!m_texture_pack_list)
     {
-        m_texture_pack_list.reset(new TexturePackFolderModel(texturePacksDir()));
+        m_texture_pack_list.reset(new TexturePackFolderModel(texturePacksDir(), shared_from_this()));
     }
     return m_texture_pack_list;
 }
@@ -1164,7 +1167,7 @@ std::shared_ptr<ShaderPackFolderModel> MinecraftInstance::shaderPackList() const
 {
     if (!m_shader_pack_list)
     {
-        m_shader_pack_list.reset(new ShaderPackFolderModel(shaderPacksDir()));
+        m_shader_pack_list.reset(new ShaderPackFolderModel(shaderPacksDir(), shared_from_this()));
     }
     return m_shader_pack_list;
 }
@@ -1173,7 +1176,7 @@ std::shared_ptr<WorldList> MinecraftInstance::worldList() const
 {
     if (!m_world_list)
     {
-        m_world_list.reset(new WorldList(worldDir()));
+        m_world_list.reset(new WorldList(worldDir(), shared_from_this()));
     }
     return m_world_list;
 }

launcher/minecraft/MinecraftLoadAndCheck.cpp

@@ -22,6 +22,7 @@ void MinecraftLoadAndCheck::executeTask()
     connect(m_task.get(), &Task::failed, this, &MinecraftLoadAndCheck::subtaskFailed);
     connect(m_task.get(), &Task::aborted, this, [this]{ subtaskFailed(tr("Aborted")); });
     connect(m_task.get(), &Task::progress, this, &MinecraftLoadAndCheck::progress);
+    connect(m_task.get(), &Task::stepProgress, this, &MinecraftLoadAndCheck::propogateStepProgress);
     connect(m_task.get(), &Task::status, this, &MinecraftLoadAndCheck::setStatus);
 }
 

launcher/minecraft/MinecraftUpdate.cpp

@@ -100,7 +100,9 @@ void MinecraftUpdate::next()
         disconnect(task.get(), &Task::failed, this, &MinecraftUpdate::subtaskFailed);
         disconnect(task.get(), &Task::aborted, this, &Task::abort);
         disconnect(task.get(), &Task::progress, this, &MinecraftUpdate::progress);
+        disconnect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propogateStepProgress);
         disconnect(task.get(), &Task::status, this, &MinecraftUpdate::setStatus);
+        disconnect(task.get(), &Task::details, this, &MinecraftUpdate::setDetails);
     }
     if(m_currentTask == m_tasks.size())
     {
@@ -118,7 +120,9 @@ void MinecraftUpdate::next()
     connect(task.get(), &Task::failed, this, &MinecraftUpdate::subtaskFailed);
     connect(task.get(), &Task::aborted, this, &Task::abort);
     connect(task.get(), &Task::progress, this, &MinecraftUpdate::progress);
+    connect(task.get(), &Task::stepProgress, this, &MinecraftUpdate::propogateStepProgress);
     connect(task.get(), &Task::status, this, &MinecraftUpdate::setStatus);
+    connect(task.get(), &Task::details, this, &MinecraftUpdate::setDetails);
     // if the task is already running, do not start it again
     if(!task->isRunning())
     {

launcher/minecraft/World.cpp

@@ -56,6 +56,8 @@
 
 #include <optional>
 
+#include "FileSystem.h"
+
 using std::optional;
 using std::nullopt;
 
@@ -567,3 +569,25 @@ bool World::operator==(const World &other) const
 {
     return is_valid == other.is_valid && folderName() == other.folderName();
 }
+
+bool World::isSymLinkUnder(const QString& instPath) const
+{
+    if (isSymLink())
+        return true;
+
+    auto instDir = QDir(instPath);
+
+    auto relAbsPath = instDir.relativeFilePath(m_containerFile.absoluteFilePath());
+    auto relCanonPath = instDir.relativeFilePath(m_containerFile.canonicalFilePath());
+
+    return relAbsPath != relCanonPath;
+}
+
+bool World::isMoreThanOneHardLink() const
+{
+    if (m_containerFile.isDir())
+    {
+        return FS::hardLinkCount(QDir(m_containerFile.absoluteFilePath()).filePath("level.dat")) > 1;
+    }
+    return FS::hardLinkCount(m_containerFile.absoluteFilePath()) > 1;
+}

launcher/minecraft/World.h

@@ -95,6 +95,21 @@ public:
     // WEAK compare operator - used for replacing worlds
     bool operator==(const World &other) const;
 
+    [[nodiscard]] auto isSymLink() const -> bool{ return m_containerFile.isSymLink(); }
+
+    /**
+     * @brief Take a instance path, checks if the file pointed to by the resource is a symlink or under a symlink in that instance
+     * 
+     * @param instPath path to an instance directory
+     * @return true 
+     * @return false 
+     */
+    [[nodiscard]] bool isSymLinkUnder(const QString& instPath) const;
+
+    [[nodiscard]] bool isMoreThanOneHardLink() const;
+
+    QString canonicalFilePath() const { return m_containerFile.canonicalFilePath(); }
+
 private:
     void readFromZip(const QFileInfo &file);
     void readFromFS(const QFileInfo &file);

launcher/minecraft/WorldList.cpp

@@ -45,8 +45,8 @@
 #include <QFileSystemWatcher>
 #include <QDebug>
 
-WorldList::WorldList(const QString &dir)
+WorldList::WorldList(const QString &dir, std::shared_ptr<const BaseInstance> instance)
-    : QAbstractListModel(), m_dir(dir)
+    : QAbstractListModel(), m_instance(instance), m_dir(dir)
 {
     FS::ensureFolderPathExists(m_dir.absolutePath());
     m_dir.setFilter(QDir::Readable | QDir::NoDotAndDotDot | QDir::Files | QDir::Dirs);
@@ -127,6 +127,10 @@ bool WorldList::isValid()
     return m_dir.exists() && m_dir.isReadable();
 }
 
+QString WorldList::instDirPath() const {
+    return QFileInfo(m_instance->instanceRoot()).absoluteFilePath();
+}
+
 bool WorldList::deleteWorld(int index)
 {
     if (index >= worlds.size() || index < 0)
@@ -172,7 +176,7 @@ bool WorldList::resetIcon(int row)
 
 int WorldList::columnCount(const QModelIndex &parent) const
 {
-    return parent.isValid()? 0 : 4;
+    return parent.isValid()? 0 : 5;
 }
 
 QVariant WorldList::data(const QModelIndex &index, int role) const
@@ -206,6 +210,14 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
         case SizeColumn:
             return locale.formattedDataSize(world.bytes());
 
+        case InfoColumn:
+            if (world.isSymLinkUnder(instDirPath())) {
+                return tr("This world is symbolically linked from elsewhere.");
+            }
+            if (world.isMoreThanOneHardLink()) {
+                return tr("\nThis world is hard linked elsewhere.");
+            }
+            return "";
         default:
             return QVariant();
         }
@@ -221,7 +233,16 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
         }
 
     case Qt::ToolTipRole:
-    {
+    {   
+        if (column == InfoColumn) {
+            if (world.isSymLinkUnder(instDirPath())) {
+                return tr("Warning: This world is symbolically linked from elsewhere. Editing it will also change the original." 
+                          "\nCanonical Path: %1").arg(world.canonicalFilePath());
+            }
+            if (world.isMoreThanOneHardLink()) {
+                return tr("Warning: This world is hard linked elsewhere. Editing it will also change the original.");
+            }
+        }
         return world.folderName();
     }
     case ObjectRole:
@@ -273,6 +294,9 @@ QVariant WorldList::headerData(int section, Qt::Orientation orientation, int rol
         case SizeColumn:
             //: World size on disk
             return tr("Size");
+        case InfoColumn:
+            //: special warnings?
+            return tr("Info");
         default:
             return QVariant();
         }
@@ -288,6 +312,8 @@ QVariant WorldList::headerData(int section, Qt::Orientation orientation, int rol
             return tr("Date and time the world was last played.");
         case SizeColumn:
             return tr("Size of the world on disk.");
+        case InfoColumn:
+            return tr("Information and warnings about the world.");
         default:
             return QVariant();
         }

launcher/minecraft/WorldList.h

@@ -21,6 +21,7 @@
 #include <QAbstractListModel>
 #include <QMimeData>
 #include "minecraft/World.h"
+#include "BaseInstance.h"
 
 class QFileSystemWatcher;
 
@@ -33,7 +34,8 @@ public:
         NameColumn,
         GameModeColumn,
         LastPlayedColumn,
-        SizeColumn
+        SizeColumn,
+        InfoColumn
     };
 
     enum Roles
@@ -48,7 +50,7 @@ public:
         IconFileRole
     };
 
-    WorldList(const QString &dir);
+    WorldList(const QString &dir, std::shared_ptr<const BaseInstance> instance);
 
     virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
 
@@ -112,6 +114,8 @@ public:
         return m_dir;
     }
 
+    QString instDirPath() const;
+
     const QList<World> &allWorlds() const
     {
         return worlds;
@@ -124,6 +128,7 @@ signals:
     void changed();
 
 protected:
+    std::shared_ptr<const BaseInstance> m_instance;
     QFileSystemWatcher *m_watcher;
     bool is_watching;
     QDir m_dir;

launcher/minecraft/mod/ModFolderModel.cpp

@@ -39,18 +39,23 @@
 #include <FileSystem.h>
 #include <QDebug>
 #include <QFileSystemWatcher>
+#include <QIcon>
 #include <QMimeData>
 #include <QString>
+#include <QStyle>
 #include <QThreadPool>
 #include <QUrl>
 #include <QUuid>
 #include <algorithm>
 
+#include "Application.h"
+
 #include "minecraft/mod/tasks/LocalModParseTask.h"
 #include "minecraft/mod/tasks/ModFolderLoadTask.h"
 #include "modplatform/ModIndex.h"
 
-ModFolderModel::ModFolderModel(const QString &dir, bool is_indexed, bool create_dir) : ResourceFolderModel(QDir(dir), nullptr, create_dir), m_is_indexed(is_indexed)
+ModFolderModel::ModFolderModel(const QString& dir, std::shared_ptr<const BaseInstance> instance, bool is_indexed, bool create_dir)
+    : ResourceFolderModel(QDir(dir), instance, nullptr, create_dir), m_is_indexed(is_indexed)
 {
     m_column_sort_keys = { SortType::ENABLED, SortType::NAME, SortType::VERSION, SortType::DATE, SortType::PROVIDER };
 }
@@ -97,8 +102,25 @@ QVariant ModFolderModel::data(const QModelIndex &index, int role) const
         }
 
     case Qt::ToolTipRole:
+        if (column == NAME_COLUMN) {
+            if (at(row)->isSymLinkUnder(instDirPath())) {
+                return m_resources[row]->internal_id() +
+                    tr("\nWarning: This resource is symbolically linked from elsewhere. Editing it will also change the original." 
+                       "\nCanonical Path: %1")
+                        .arg(at(row)->fileinfo().canonicalFilePath());
+            }
+            if (at(row)->isMoreThanOneHardLink()) {
+                return m_resources[row]->internal_id() +
+                    tr("\nWarning: This resource is hard linked elsewhere. Editing it will also change the original.");
+            }
+        }
         return m_resources[row]->internal_id();
+    case Qt::DecorationRole: {
+        if (column == NAME_COLUMN && (at(row)->isSymLinkUnder(instDirPath()) || at(row)->isMoreThanOneHardLink()))
+            return APPLICATION->getThemedIcon("status-yellow");
 
+        return {};
+    }
     case Qt::CheckStateRole:
         switch (column)
         {

launcher/minecraft/mod/ModFolderModel.h

@@ -75,7 +75,7 @@ public:
         Enable,
         Toggle
     };
-    ModFolderModel(const QString &dir, bool is_indexed = false, bool create_dir = true);
+    ModFolderModel(const QString &dir, std::shared_ptr<const BaseInstance> instance, bool is_indexed = false, bool create_dir = true);
 
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
 

launcher/minecraft/mod/Resource.cpp

@@ -1,6 +1,8 @@
 #include "Resource.h"
 
+
 #include <QRegularExpression>
+#include <QFileInfo>
 
 #include "FileSystem.h"
 
@@ -152,3 +154,21 @@ bool Resource::destroy()
 
     return FS::deletePath(m_file_info.filePath());
 }
+
+bool Resource::isSymLinkUnder(const QString& instPath) const 
+{
+    if (isSymLink())
+        return true;
+
+    auto instDir = QDir(instPath);
+
+    auto relAbsPath = instDir.relativeFilePath(m_file_info.absoluteFilePath());
+    auto relCanonPath = instDir.relativeFilePath(m_file_info.canonicalFilePath());
+
+    return relAbsPath != relCanonPath;
+}
+
+bool Resource::isMoreThanOneHardLink() const 
+{
+    return FS::hardLinkCount(m_file_info.absoluteFilePath()) > 1;
+}

launcher/minecraft/mod/Resource.h

@@ -94,6 +94,19 @@ class Resource : public QObject {
     // Delete all files of this resource.
     bool destroy();
 
+    [[nodiscard]] auto isSymLink() const -> bool { return m_file_info.isSymLink(); }
+
+    /**
+     * @brief Take a instance path, checks if the file pointed to by the resource is a symlink or under a symlink in that instance
+     * 
+     * @param instPath path to an instance directory
+     * @return true 
+     * @return false 
+     */
+    [[nodiscard]] bool isSymLinkUnder(const QString& instPath) const;
+
+    [[nodiscard]] bool isMoreThanOneHardLink() const;
+
    protected:
     /* The file corresponding to this resource. */
     QFileInfo m_file_info;

launcher/minecraft/mod/ResourceFolderModel.cpp

@@ -2,17 +2,22 @@
 
 #include <QCoreApplication>
 #include <QDebug>
+#include <QFileInfo>
+#include <QIcon>
 #include <QMimeData>
+#include <QStyle>
 #include <QThreadPool>
 #include <QUrl>
 
+#include "Application.h"
 #include "FileSystem.h"
 
 #include "minecraft/mod/tasks/BasicFolderLoadTask.h"
 
 #include "tasks/Task.h"
 
-ResourceFolderModel::ResourceFolderModel(QDir dir, QObject* parent, bool create_dir) : QAbstractListModel(parent), m_dir(dir), m_watcher(this)
+ResourceFolderModel::ResourceFolderModel(QDir dir, std::shared_ptr<const BaseInstance> instance, QObject* parent, bool create_dir)
+    : QAbstractListModel(parent), m_dir(dir), m_instance(instance), m_watcher(this)
 {
     if (create_dir) {
         FS::ensureFolderPathExists(m_dir.absolutePath());
@@ -22,7 +27,7 @@ ResourceFolderModel::ResourceFolderModel(QDir dir, QObject* parent, bool create_
     m_dir.setSorting(QDir::Name | QDir::IgnoreCase | QDir::LocaleAware);
 
     connect(&m_watcher, &QFileSystemWatcher::directoryChanged, this, &ResourceFolderModel::directoryChanged);
-    connect(&m_helper_thread_task, &ConcurrentTask::finished, this, [this]{ m_helper_thread_task.clear(); });
+    connect(&m_helper_thread_task, &ConcurrentTask::finished, this, [this] { m_helper_thread_task.clear(); });
 }
 
 ResourceFolderModel::~ResourceFolderModel()
@@ -417,7 +422,26 @@ QVariant ResourceFolderModel::data(const QModelIndex& index, int role) const
                     return {};
             }
         case Qt::ToolTipRole:
+            if (column == NAME_COLUMN) {
+                if (at(row).isSymLinkUnder(instDirPath())) {
+                    return m_resources[row]->internal_id() +
+                        tr("\nWarning: This resource is symbolically linked from elsewhere. Editing it will also change the original."
+                           "\nCanonical Path: %1")
+                            .arg(at(row).fileinfo().canonicalFilePath());;
+                }
+                if (at(row).isMoreThanOneHardLink()) {
+                    return m_resources[row]->internal_id() +
+                        tr("\nWarning: This resource is hard linked elsewhere. Editing it will also change the original.");
+                }
+            }
+            
             return m_resources[row]->internal_id();
+        case Qt::DecorationRole: {
+            if (column == NAME_COLUMN && (at(row).isSymLinkUnder(instDirPath()) || at(row).isMoreThanOneHardLink()))
+                return APPLICATION->getThemedIcon("status-yellow");
+
+            return {};
+        }
         case Qt::CheckStateRole:
             switch (column) {
                 case ACTIVE_COLUMN:
@@ -531,3 +555,7 @@ void ResourceFolderModel::enableInteraction(bool enabled)
         return (compare_result.first < 0);
     return (compare_result.first > 0);
 }
+
+QString ResourceFolderModel::instDirPath() const {
+    return QFileInfo(m_instance->instanceRoot()).absoluteFilePath();
+}

launcher/minecraft/mod/ResourceFolderModel.h

@@ -9,6 +9,8 @@
 
 #include "Resource.h"
 
+#include "BaseInstance.h"
+
 #include "tasks/Task.h"
 #include "tasks/ConcurrentTask.h"
 
@@ -24,7 +26,7 @@ class QSortFilterProxyModel;
 class ResourceFolderModel : public QAbstractListModel {
     Q_OBJECT
    public:
-    ResourceFolderModel(QDir, QObject* parent = nullptr, bool create_dir = true);
+    ResourceFolderModel(QDir, std::shared_ptr<const BaseInstance>, QObject* parent = nullptr, bool create_dir = true);
     ~ResourceFolderModel() override;
 
     /** Starts watching the paths for changes.
@@ -125,6 +127,8 @@ class ResourceFolderModel : public QAbstractListModel {
         [[nodiscard]] bool lessThan(const QModelIndex& source_left, const QModelIndex& source_right) const override;
     };
 
+    QString instDirPath() const;
+
    public slots:
     void enableInteraction(bool enabled);
     void disableInteraction(bool disabled) { enableInteraction(!disabled); }
@@ -187,6 +191,7 @@ class ResourceFolderModel : public QAbstractListModel {
     bool m_can_interact = true;
 
     QDir m_dir;
+    std::shared_ptr<const BaseInstance> m_instance;
     QFileSystemWatcher m_watcher;
     bool m_is_watching = false;
 

launcher/minecraft/mod/ResourcePackFolderModel.cpp

@@ -36,12 +36,17 @@
 
 #include "ResourcePackFolderModel.h"
 
+#include <QIcon>
+#include <QStyle>
+
+#include "Application.h"
 #include "Version.h"
 
 #include "minecraft/mod/tasks/BasicFolderLoadTask.h"
 #include "minecraft/mod/tasks/LocalResourcePackParseTask.h"
 
-ResourcePackFolderModel::ResourcePackFolderModel(const QString& dir) : ResourceFolderModel(QDir(dir))
+ResourcePackFolderModel::ResourcePackFolderModel(const QString& dir, std::shared_ptr<const BaseInstance> instance)
+    : ResourceFolderModel(QDir(dir), instance)
 {
     m_column_sort_keys = { SortType::ENABLED, SortType::NAME, SortType::PACK_FORMAT, SortType::DATE };
 }
@@ -78,12 +83,29 @@ QVariant ResourcePackFolderModel::data(const QModelIndex& index, int role) const
                 default:
                     return {};
             }
+        case Qt::DecorationRole: {
+            if (column == NAME_COLUMN && (at(row)->isSymLinkUnder(instDirPath()) || at(row)->isMoreThanOneHardLink()))
+                return APPLICATION->getThemedIcon("status-yellow");
 
+            return {};
+        }
         case Qt::ToolTipRole: {
             if (column == PackFormatColumn) {
                 //: The string being explained by this is in the format: ID (Lower version - Upper version)
                 return tr("The resource pack format ID, as well as the Minecraft versions it was designed for.");
             }
+            if (column == NAME_COLUMN) {
+                if (at(row)->isSymLinkUnder(instDirPath())) {
+                    return m_resources[row]->internal_id() +
+                        tr("\nWarning: This resource is symbolically linked from elsewhere. Editing it will also change the original."
+                           "\nCanonical Path: %1")
+                            .arg(at(row)->fileinfo().canonicalFilePath());;
+                }
+                if (at(row)->isMoreThanOneHardLink()) {
+                    return m_resources[row]->internal_id() +
+                        tr("\nWarning: This resource is hard linked elsewhere. Editing it will also change the original.");
+                }
+            }
             return m_resources[row]->internal_id();
         }
         case Qt::CheckStateRole:

launcher/minecraft/mod/ResourcePackFolderModel.h

@@ -17,7 +17,7 @@ public:
         NUM_COLUMNS
     };
 
-    explicit ResourcePackFolderModel(const QString &dir);
+    explicit ResourcePackFolderModel(const QString &dir, std::shared_ptr<const BaseInstance> instance);
 
     [[nodiscard]] QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
 

launcher/minecraft/mod/ShaderPackFolderModel.h

@@ -6,5 +6,7 @@ class ShaderPackFolderModel : public ResourceFolderModel {
     Q_OBJECT
 
    public:
-    explicit ShaderPackFolderModel(const QString& dir) : ResourceFolderModel(QDir(dir)) {}
+    explicit ShaderPackFolderModel(const QString& dir, std::shared_ptr<const BaseInstance> instance)
+        : ResourceFolderModel(QDir(dir), instance)
+    {}
 };

launcher/minecraft/mod/TexturePackFolderModel.cpp

@@ -39,7 +39,9 @@
 #include "minecraft/mod/tasks/BasicFolderLoadTask.h"
 #include "minecraft/mod/tasks/LocalTexturePackParseTask.h"
 
-TexturePackFolderModel::TexturePackFolderModel(const QString &dir) : ResourceFolderModel(QDir(dir)) {}
+TexturePackFolderModel::TexturePackFolderModel(const QString& dir, std::shared_ptr<const BaseInstance> instance)
+    : ResourceFolderModel(QDir(dir), instance)
+{}
 
 Task* TexturePackFolderModel::createUpdateTask()
 {

launcher/minecraft/mod/TexturePackFolderModel.h

@@ -43,7 +43,7 @@ class TexturePackFolderModel : public ResourceFolderModel
     Q_OBJECT
 
 public:
-    explicit TexturePackFolderModel(const QString &dir);
+    explicit TexturePackFolderModel(const QString &dir, std::shared_ptr<const BaseInstance> instance);
     [[nodiscard]] Task* createUpdateTask() override;
     [[nodiscard]] Task* createParseTask(Resource&) override;
 };

launcher/minecraft/mod/tasks/LocalModParseTask.cpp

@@ -242,7 +242,7 @@ ModDetails ReadQuiltModInfo(QByteArray contents)
     return details;
 }
 
-ModDetails ReadForgeInfo(QByteArray contents)
+ModDetails ReadForgeInfo(QString fileName)
 {
     ModDetails details;
     // Read the data
@@ -250,7 +250,7 @@ ModDetails ReadForgeInfo(QByteArray contents)
     details.mod_id = "Forge";
     details.homeurl = "http://www.minecraftforge.net/forum/";
     INIFile ini;
-    if (!ini.loadFile(contents))
+    if (!ini.loadFile(fileName))
         return details;
 
     QString major = ini.get("forge.major.number", "0").toString();
@@ -422,7 +422,7 @@ bool processZIP(Mod& mod, ProcessingLevel level)
             return false;
         }
 
-        details = ReadForgeInfo(file.readAll());
+        details = ReadForgeInfo(file.getFileName());
         file.close();
         zip.close();
 

launcher/minecraft/update/AssetUpdateTask.cpp

@@ -45,6 +45,7 @@ void AssetUpdateTask::executeTask()
     connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetIndexFailed);
     connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
+    connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propogateStepProgress);
 
     qDebug() << m_inst->name() << ": Starting asset index download";
     downloadJob->start();
@@ -83,6 +84,7 @@ void AssetUpdateTask::assetIndexFinished()
         connect(downloadJob.get(), &NetJob::failed, this, &AssetUpdateTask::assetsFailed);
         connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
         connect(downloadJob.get(), &NetJob::progress, this, &AssetUpdateTask::progress);
+        connect(downloadJob.get(), &NetJob::stepProgress, this, &AssetUpdateTask::propogateStepProgress);
         downloadJob->start();
         return;
     }

launcher/minecraft/update/FMLLibrariesTask.cpp

@@ -75,6 +75,7 @@ void FMLLibrariesTask::executeTask()
     connect(dljob.get(), &NetJob::failed, this, &FMLLibrariesTask::fmllibsFailed);
     connect(dljob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(dljob.get(), &NetJob::progress, this, &FMLLibrariesTask::progress);
+    connect(dljob.get(), &NetJob::stepProgress, this, &FMLLibrariesTask::propogateStepProgress);
     downloadJob.reset(dljob);
     downloadJob->start();
 }

launcher/minecraft/update/LibrariesTask.cpp

@@ -70,6 +70,8 @@ void LibrariesTask::executeTask()
     connect(downloadJob.get(), &NetJob::failed, this, &LibrariesTask::jarlibFailed);
     connect(downloadJob.get(), &NetJob::aborted, this, [this]{ emitFailed(tr("Aborted")); });
     connect(downloadJob.get(), &NetJob::progress, this, &LibrariesTask::progress);
+    connect(downloadJob.get(), &NetJob::stepProgress, this, &LibrariesTask::propogateStepProgress);
+
     downloadJob->start();
 }
 

launcher/modplatform/atlauncher/ATLPackInstallTask.cpp

@@ -683,6 +683,7 @@ void PackInstallTask::installConfigs()
         abortable = true;
         setProgress(current, total);
     });
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]{
         abortable = false;
         jobPtr.reset();
@@ -846,9 +847,11 @@ void PackInstallTask::downloadMods()
     });
     connect(jobPtr.get(), &NetJob::progress, [&](qint64 current, qint64 total)
     {
+        setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
         abortable = true;
         setProgress(current, total);
     });
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]
     {
         abortable = false;

launcher/modplatform/flame/FlameInstanceCreationTask.cpp

@@ -35,6 +35,7 @@
 
 #include "FlameInstanceCreationTask.h"
 
+#include "modplatform/flame/FileResolvingTask.h"
 #include "modplatform/flame/FlameAPI.h"
 #include "modplatform/flame/PackManifest.h"
 
@@ -382,7 +383,7 @@ bool FlameCreationTask::createInstance()
     });
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::progress, this, &FlameCreationTask::setProgress);
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::status, this, &FlameCreationTask::setStatus);
-
+    connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::stepProgress, this, &FlameCreationTask::propogateStepProgress);
     m_mod_id_resolver->start();
 
     loop.exec();
@@ -452,7 +453,7 @@ void FlameCreationTask::idResolverSucceeded(QEventLoop& loop)
 
 void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
 {
-    m_files_job.reset(new NetJob(tr("Mod download"), APPLICATION->network()));
+    m_files_job.reset(new NetJob(tr("Mod Download Flame"), APPLICATION->network()));
     for (const auto& result : m_mod_id_resolver->getResults().files) {
         QString filename = result.fileName;
         if (!result.required) {
@@ -496,7 +497,11 @@ void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
         m_files_job.reset();
         setError(reason);
     });
-    connect(m_files_job.get(), &NetJob::progress, this, &FlameCreationTask::setProgress);
+    connect(m_files_job.get(), &NetJob::progress, this, [this](qint64 current, qint64 total){
+        setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
+        setProgress(current, total);
+    });
+    connect(m_files_job.get(), &NetJob::stepProgress, this, &FlameCreationTask::propogateStepProgress);
     connect(m_files_job.get(), &NetJob::finished, &loop, &QEventLoop::quit);
 
     setStatus(tr("Downloading mods..."));

launcher/modplatform/legacy_ftb/PackInstallTask.cpp

@@ -81,6 +81,7 @@ void PackInstallTask::downloadPack()
     connect(netJobContainer.get(), &NetJob::succeeded, this, &PackInstallTask::onDownloadSucceeded);
     connect(netJobContainer.get(), &NetJob::failed, this, &PackInstallTask::onDownloadFailed);
     connect(netJobContainer.get(), &NetJob::progress, this, &PackInstallTask::onDownloadProgress);
+    connect(netJobContainer.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
     connect(netJobContainer.get(), &NetJob::aborted, this, &PackInstallTask::onDownloadAborted);
 
     netJobContainer->start();

launcher/modplatform/modpacksch/FTBPackInstallTask.cpp

@@ -1,387 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-only
-/*
- *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 flowln <flowlnlnln@gmail.com>
- *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
- *  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, see <https://www.gnu.org/licenses/>.
- *
- * This file incorporates work covered by the following copyright and
- * permission notice:
- *
- *      Copyright 2020-2021 Jamie Mansfield <jmansfield@cadixdev.org>
- *      Copyright 2020-2021 Petr Mrazek <peterix@gmail.com>
- *
- *      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 "FTBPackInstallTask.h"
-
-#include "FileSystem.h"
-#include "Json.h"
-#include "minecraft/MinecraftInstance.h"
-#include "minecraft/PackProfile.h"
-#include "modplatform/flame/PackManifest.h"
-#include "net/ChecksumValidator.h"
-#include "settings/INISettingsObject.h"
-
-#include "Application.h"
-#include "BuildConfig.h"
-#include "ui/dialogs/BlockedModsDialog.h"
-
-namespace ModpacksCH {
-
-PackInstallTask::PackInstallTask(Modpack pack, QString version, QWidget* parent)
-    : m_pack(std::move(pack)), m_version_name(std::move(version)), m_parent(parent)
-{}
-
-bool PackInstallTask::abort()
-{
-    if (!canAbort())
-        return false;
-
-    bool aborted = true;
-
-    if (m_net_job)
-        aborted &= m_net_job->abort();
-    if (m_mod_id_resolver_task)
-        aborted &= m_mod_id_resolver_task->abort();
-
-    return aborted ? InstanceTask::abort() : false;
-}
-
-void PackInstallTask::executeTask()
-{
-    setStatus(tr("Getting the manifest..."));
-    setAbortable(false);
-
-    // Find pack version
-    auto version_it = std::find_if(m_pack.versions.constBegin(), m_pack.versions.constEnd(),
-                                   [this](ModpacksCH::VersionInfo const& a) { return a.name == m_version_name; });
-
-    if (version_it == m_pack.versions.constEnd()) {
-        emitFailed(tr("Failed to find pack version %1").arg(m_version_name));
-        return;
-    }
-
-    auto version = *version_it;
-
-    auto netJob = makeShared<NetJob>("ModpacksCH::VersionFetch", APPLICATION->network());
-
-    auto searchUrl = QString(BuildConfig.MODPACKSCH_API_BASE_URL + "public/modpack/%1/%2").arg(m_pack.id).arg(version.id);
-    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), &m_response));
-
-    QObject::connect(netJob.get(), &NetJob::succeeded, this, &PackInstallTask::onManifestDownloadSucceeded);
-    QObject::connect(netJob.get(), &NetJob::failed, this, &PackInstallTask::onManifestDownloadFailed);
-    QObject::connect(netJob.get(), &NetJob::aborted, this, &PackInstallTask::abort);
-    QObject::connect(netJob.get(), &NetJob::progress, this, &PackInstallTask::setProgress);
-
-    m_net_job = netJob;
-
-    setAbortable(true);
-    netJob->start();
-}
-
-void PackInstallTask::onManifestDownloadSucceeded()
-{
-    m_net_job.reset();
-
-    QJsonParseError parse_error{};
-    QJsonDocument doc = QJsonDocument::fromJson(m_response, &parse_error);
-    if (parse_error.error != QJsonParseError::NoError) {
-        qWarning() << "Error while parsing JSON response from ModpacksCH at " << parse_error.offset
-                   << " reason: " << parse_error.errorString();
-        qWarning() << m_response;
-        return;
-    }
-
-    ModpacksCH::Version version;
-    try {
-        auto obj = Json::requireObject(doc);
-        ModpacksCH::loadVersion(version, obj);
-    } catch (const JSONValidationError& e) {
-        emitFailed(tr("Could not understand pack manifest:\n") + e.cause());
-        return;
-    }
-
-    m_version = version;
-
-    resolveMods();
-}
-
-void PackInstallTask::resolveMods()
-{
-    setStatus(tr("Resolving mods..."));
-    setAbortable(false);
-    setProgress(0, 100);
-
-    m_file_id_map.clear();
-
-    Flame::Manifest manifest;
-    int index = 0;
-
-    for (auto const& file : m_version.files) {
-        if (!file.serverOnly && file.url.isEmpty()) {
-            if (file.curseforge.file_id <= 0) {
-                emitFailed(tr("Invalid manifest: There's no information available to download the file '%1'!").arg(file.name));
-                return;
-            }
-
-            Flame::File flame_file;
-            flame_file.projectId = file.curseforge.project_id;
-            flame_file.fileId = file.curseforge.file_id;
-            flame_file.hash = file.sha1;
-
-            manifest.files.insert(flame_file.fileId, flame_file);
-            m_file_id_map.append(flame_file.fileId);
-        } else {
-            m_file_id_map.append(-1);
-        }
-
-        index++;
-    }
-
-    m_mod_id_resolver_task.reset(new Flame::FileResolvingTask(APPLICATION->network(), manifest));
-
-    connect(m_mod_id_resolver_task.get(), &Flame::FileResolvingTask::succeeded, this, &PackInstallTask::onResolveModsSucceeded);
-    connect(m_mod_id_resolver_task.get(), &Flame::FileResolvingTask::failed, this, &PackInstallTask::onResolveModsFailed);
-    connect(m_mod_id_resolver_task.get(), &Flame::FileResolvingTask::aborted, this, &PackInstallTask::abort);
-    connect(m_mod_id_resolver_task.get(), &Flame::FileResolvingTask::progress, this, &PackInstallTask::setProgress);
-
-    setAbortable(true);
-
-    m_mod_id_resolver_task->start();
-}
-
-void PackInstallTask::onResolveModsSucceeded()
-{
-    auto anyBlocked = false;
-
-    Flame::Manifest results = m_mod_id_resolver_task->getResults();
-    for (int index = 0; index < m_file_id_map.size(); index++) {
-        auto const file_id = m_file_id_map.at(index);
-        if (file_id < 0)
-            continue;
-
-        Flame::File results_file = results.files[file_id];
-        VersionFile& local_file = m_version.files[index];
-
-        // First check for blocked mods
-        if (!results_file.resolved || results_file.url.isEmpty()) {
-            BlockedMod blocked_mod;
-            blocked_mod.name = local_file.name;
-            blocked_mod.websiteUrl = results_file.websiteUrl;
-            blocked_mod.hash = results_file.hash;
-            blocked_mod.matched = false;
-            blocked_mod.localPath = "";
-            blocked_mod.targetFolder = results_file.targetFolder;
-
-            m_blocked_mods.append(blocked_mod);
-
-            anyBlocked = true;
-        } else {
-            local_file.url = results_file.url.toString();
-        }
-    }
-
-    m_mod_id_resolver_task.reset();
-
-    if (anyBlocked) {
-        qDebug() << "Blocked files found, displaying file list";
-
-        BlockedModsDialog message_dialog(m_parent, tr("Blocked files found"),
-                                         tr("The following files are not available for download in third party launchers.<br/>"
-                                            "You will need to manually download them and add them to the instance."),
-                                         m_blocked_mods);
-
-        message_dialog.setModal(true);
-
-        if (message_dialog.exec() == QDialog::Accepted) {
-            qDebug() << "Post dialog blocked mods list: " << m_blocked_mods;
-            createInstance();
-        } else {
-            abort();
-        }
-
-    } else {
-        createInstance();
-    }
-}
-
-void PackInstallTask::createInstance()
-{
-    setAbortable(false);
-
-    setStatus(tr("Creating the instance..."));
-    QCoreApplication::processEvents();
-
-    auto instanceConfigPath = FS::PathCombine(m_stagingPath, "instance.cfg");
-    auto instanceSettings = std::make_shared<INISettingsObject>(instanceConfigPath);
-
-    MinecraftInstance instance(m_globalSettings, instanceSettings, m_stagingPath);
-    auto components = instance.getPackProfile();
-    components->buildingFromScratch();
-
-    for (auto target : m_version.targets) {
-        if (target.type == "game" && target.name == "minecraft") {
-            components->setComponentVersion("net.minecraft", target.version, true);
-            break;
-        }
-    }
-
-    for (auto target : m_version.targets) {
-        if (target.type != "modloader")
-            continue;
-
-        if (target.name == "forge") {
-            components->setComponentVersion("net.minecraftforge", target.version);
-        } else if (target.name == "fabric") {
-            components->setComponentVersion("net.fabricmc.fabric-loader", target.version);
-        }
-    }
-
-    // install any jar mods
-    QDir jarModsDir(FS::PathCombine(m_stagingPath, "minecraft", "jarmods"));
-    if (jarModsDir.exists()) {
-        QStringList jarMods;
-
-        for (const auto& info : jarModsDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Files)) {
-            jarMods.push_back(info.absoluteFilePath());
-        }
-
-        components->installJarMods(jarMods);
-    }
-
-    components->saveNow();
-
-    instance.setName(name());
-    instance.setIconKey(m_instIcon);
-    instance.setManagedPack("modpacksch", QString::number(m_pack.id), m_pack.name, QString::number(m_version.id), m_version.name);
-
-    instance.saveNow();
-
-    onCreateInstanceSucceeded();
-}
-
-void PackInstallTask::onCreateInstanceSucceeded()
-{
-    downloadPack();
-}
-
-void PackInstallTask::downloadPack()
-{
-    setStatus(tr("Downloading mods..."));
-    setAbortable(false);
-
-    auto jobPtr = makeShared<NetJob>(tr("Mod download"), APPLICATION->network());
-    for (auto const& file : m_version.files) {
-        if (file.serverOnly || file.url.isEmpty())
-            continue;
-
-        auto path = FS::PathCombine(m_stagingPath, ".minecraft", file.path, file.name);
-        qDebug() << "Will try to download" << file.url << "to" << path;
-
-        QFileInfo file_info(file.name);
-
-        auto dl = Net::Download::makeFile(file.url, path);
-        if (!file.sha1.isEmpty()) {
-            auto rawSha1 = QByteArray::fromHex(file.sha1.toLatin1());
-            dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Sha1, rawSha1));
-        }
-
-        jobPtr->addNetAction(dl);
-    }
-
-    connect(jobPtr.get(), &NetJob::succeeded, this, &PackInstallTask::onModDownloadSucceeded);
-    connect(jobPtr.get(), &NetJob::failed, this, &PackInstallTask::onModDownloadFailed);
-    connect(jobPtr.get(), &NetJob::aborted, this, &PackInstallTask::abort);
-    connect(jobPtr.get(), &NetJob::progress, this, &PackInstallTask::setProgress);
-
-    m_net_job = jobPtr;
-
-    setAbortable(true);
-    jobPtr->start();
-}
-
-void PackInstallTask::onModDownloadSucceeded()
-{
-    m_net_job.reset();
-    if (!m_blocked_mods.isEmpty()) {
-        copyBlockedMods();
-    }
-    emitSucceeded();
-}
-
-void PackInstallTask::onManifestDownloadFailed(QString reason)
-{
-    m_net_job.reset();
-    emitFailed(reason);
-}
-void PackInstallTask::onResolveModsFailed(QString reason)
-{
-    m_net_job.reset();
-    emitFailed(reason);
-}
-void PackInstallTask::onCreateInstanceFailed(QString reason)
-{
-    emitFailed(reason);
-}
-void PackInstallTask::onModDownloadFailed(QString reason)
-{
-    m_net_job.reset();
-    emitFailed(reason);
-}
-
-/// @brief copy the matched blocked mods to the instance staging area
-void PackInstallTask::copyBlockedMods()
-{
-    setStatus(tr("Copying Blocked Mods..."));
-    setAbortable(false);
-    int i = 0;
-    int total = m_blocked_mods.length();
-    setProgress(i, total);
-    for (auto const& mod : m_blocked_mods) {
-        if (!mod.matched) {
-            qDebug() << mod.name << "was not matched to a local file, skipping copy";
-            continue;
-        }
-
-        auto dest_path = FS::PathCombine(m_stagingPath, ".minecraft", mod.targetFolder, mod.name);
-
-        setStatus(tr("Copying Blocked Mods (%1 out of %2 are done)").arg(QString::number(i), QString::number(total)));
-
-        qDebug() << "Will try to copy" << mod.localPath << "to" << dest_path;
-
-        if (!FS::copy(mod.localPath, dest_path)()) {
-            qDebug() << "Copy of" << mod.localPath << "to" << dest_path << "Failed";
-        }
-
-        i++;
-        setProgress(i, total);
-    }
-
-    setAbortable(true);
-}
-
-}  // namespace ModpacksCH

launcher/modplatform/modpacksch/FTBPackInstallTask.h

@@ -1,101 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-only
-/*
- *  Prism Launcher - Minecraft Launcher
- *  Copyright (C) 2022 flowln <flowlnlnln@gmail.com>
- *  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, see <https://www.gnu.org/licenses/>.
- *
- * This file incorporates work covered by the following copyright and
- * permission notice:
- *
- *      Copyright 2020-2021 Jamie Mansfield <jmansfield@cadixdev.org>
- *      Copyright 2020-2021 Petr Mrazek <peterix@gmail.com>
- *
- *      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.
- */
-
-#pragma once
-
-#include "FTBPackManifest.h"
-
-#include "InstanceTask.h"
-#include "QObjectPtr.h"
-#include "modplatform/flame/FileResolvingTask.h"
-#include "net/NetJob.h"
-#include "ui/dialogs/BlockedModsDialog.h"
-
-#include <QWidget>
-
-namespace ModpacksCH {
-
-class PackInstallTask final : public InstanceTask
-{
-    Q_OBJECT
-
-public:
-    explicit PackInstallTask(Modpack pack, QString version, QWidget* parent = nullptr);
-    ~PackInstallTask() override = default;
-
-    bool abort() override;
-
-protected:
-    void executeTask() override;
-
-private slots:
-    void onManifestDownloadSucceeded();
-    void onResolveModsSucceeded();
-    void onCreateInstanceSucceeded();
-    void onModDownloadSucceeded();
-
-    void onManifestDownloadFailed(QString reason);
-    void onResolveModsFailed(QString reason);
-    void onCreateInstanceFailed(QString reason);
-    void onModDownloadFailed(QString reason);
-
-private:
-    void resolveMods();
-    void createInstance();
-    void downloadPack();
-    void copyBlockedMods();
-
-private:
-    NetJob::Ptr m_net_job = nullptr;
-    shared_qobject_ptr<Flame::FileResolvingTask> m_mod_id_resolver_task = nullptr;
-
-    QList<int> m_file_id_map;
-
-    QByteArray m_response;
-
-    Modpack m_pack;
-    QString m_version_name;
-    Version m_version;
-
-    QMap<QString, QString> m_files_to_copy;
-    QList<BlockedMod> m_blocked_mods;
-
-    //FIXME: nuke
-    QWidget* m_parent;
-};
-
-}

launcher/modplatform/modpacksch/FTBPackManifest.cpp

@@ -1,195 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-only
-/*
- *  PolyMC - 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, see <https://www.gnu.org/licenses/>.
- *
- * This file incorporates work covered by the following copyright and
- * permission notice:
- *
- *      Copyright 2020 Jamie Mansfield <jmansfield@cadixdev.org>
- *      Copyright 2020-2021 Petr Mrazek <peterix@gmail.com>
- *
- *      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 "FTBPackManifest.h"
-
-#include "Json.h"
-
-static void loadSpecs(ModpacksCH::Specs & s, QJsonObject & obj)
-{
-    s.id = Json::requireInteger(obj, "id");
-    s.minimum = Json::requireInteger(obj, "minimum");
-    s.recommended = Json::requireInteger(obj, "recommended");
-}
-
-static void loadTag(ModpacksCH::Tag & t, QJsonObject & obj)
-{
-    t.id = Json::requireInteger(obj, "id");
-    t.name = Json::requireString(obj, "name");
-}
-
-static void loadArt(ModpacksCH::Art & a, QJsonObject & obj)
-{
-    a.id = Json::requireInteger(obj, "id");
-    a.url = Json::requireString(obj, "url");
-    a.type = Json::requireString(obj, "type");
-    a.width = Json::requireInteger(obj, "width");
-    a.height = Json::requireInteger(obj, "height");
-    a.compressed = Json::requireBoolean(obj, "compressed");
-    a.sha1 = Json::requireString(obj, "sha1");
-    a.size = Json::requireInteger(obj, "size");
-    a.updated = Json::requireInteger(obj, "updated");
-}
-
-static void loadAuthor(ModpacksCH::Author & a, QJsonObject & obj)
-{
-    a.id = Json::requireInteger(obj, "id");
-    a.name = Json::requireString(obj, "name");
-    a.type = Json::requireString(obj, "type");
-    a.website = Json::requireString(obj, "website");
-    a.updated = Json::requireInteger(obj, "updated");
-}
-
-static void loadVersionInfo(ModpacksCH::VersionInfo & v, QJsonObject & obj)
-{
-    v.id = Json::requireInteger(obj, "id");
-    v.name = Json::requireString(obj, "name");
-    v.type = Json::requireString(obj, "type");
-    v.updated = Json::requireInteger(obj, "updated");
-    auto specs = Json::requireObject(obj, "specs");
-    loadSpecs(v.specs, specs);
-}
-
-void ModpacksCH::loadModpack(ModpacksCH::Modpack & m, QJsonObject & obj)
-{
-    m.id = Json::requireInteger(obj, "id");
-    m.name = Json::requireString(obj, "name");
-    m.synopsis = Json::requireString(obj, "synopsis");
-    m.description = Json::requireString(obj, "description");
-    m.type = Json::requireString(obj, "type");
-    m.featured = Json::requireBoolean(obj, "featured");
-    m.installs = Json::requireInteger(obj, "installs");
-    m.plays = Json::requireInteger(obj, "plays");
-    m.updated = Json::requireInteger(obj, "updated");
-    m.refreshed = Json::requireInteger(obj, "refreshed");
-    auto artArr = Json::requireArray(obj, "art");
-    for (QJsonValueRef artRaw : artArr)
-    {
-        auto artObj = Json::requireObject(artRaw);
-        ModpacksCH::Art art;
-        loadArt(art, artObj);
-        m.art.append(art);
-    }
-    auto authorArr = Json::requireArray(obj, "authors");
-    for (QJsonValueRef authorRaw : authorArr)
-    {
-        auto authorObj = Json::requireObject(authorRaw);
-        ModpacksCH::Author author;
-        loadAuthor(author, authorObj);
-        m.authors.append(author);
-    }
-    auto versionArr = Json::requireArray(obj, "versions");
-    for (QJsonValueRef versionRaw : versionArr)
-    {
-        auto versionObj = Json::requireObject(versionRaw);
-        ModpacksCH::VersionInfo version;
-        loadVersionInfo(version, versionObj);
-        m.versions.append(version);
-    }
-    auto tagArr = Json::requireArray(obj, "tags");
-    for (QJsonValueRef tagRaw : tagArr)
-    {
-        auto tagObj = Json::requireObject(tagRaw);
-        ModpacksCH::Tag tag;
-        loadTag(tag, tagObj);
-        m.tags.append(tag);
-    }
-    m.updated = Json::requireInteger(obj, "updated");
-}
-
-static void loadVersionTarget(ModpacksCH::VersionTarget & a, QJsonObject & obj)
-{
-    a.id = Json::requireInteger(obj, "id");
-    a.name = Json::requireString(obj, "name");
-    a.type = Json::requireString(obj, "type");
-    a.version = Json::requireString(obj, "version");
-    a.updated = Json::requireInteger(obj, "updated");
-}
-
-static void loadVersionFile(ModpacksCH::VersionFile & a, QJsonObject & obj)
-{
-    a.id = Json::requireInteger(obj, "id");
-    a.type = Json::requireString(obj, "type");
-    a.path = Json::requireString(obj, "path");
-    a.name = Json::requireString(obj, "name");
-    a.version = Json::requireString(obj, "version");
-    a.url = Json::ensureString(obj, "url");  // optional
-    a.sha1 = Json::requireString(obj, "sha1");
-    a.size = Json::requireInteger(obj, "size");
-    a.clientOnly = Json::requireBoolean(obj, "clientonly");
-    a.serverOnly = Json::requireBoolean(obj, "serveronly");
-    a.optional = Json::requireBoolean(obj, "optional");
-    a.updated = Json::requireInteger(obj, "updated");
-    auto curseforgeObj = Json::ensureObject(obj, "curseforge");  // optional
-    a.curseforge.project_id = Json::ensureInteger(curseforgeObj, "project");
-    a.curseforge.file_id = Json::ensureInteger(curseforgeObj, "file");
-}
-
-void ModpacksCH::loadVersion(ModpacksCH::Version & m, QJsonObject & obj)
-{
-    m.id = Json::requireInteger(obj, "id");
-    m.parent = Json::requireInteger(obj, "parent");
-    m.name = Json::requireString(obj, "name");
-    m.type = Json::requireString(obj, "type");
-    m.installs = Json::requireInteger(obj, "installs");
-    m.plays = Json::requireInteger(obj, "plays");
-    m.updated = Json::requireInteger(obj, "updated");
-    m.refreshed = Json::requireInteger(obj, "refreshed");
-    auto specs = Json::requireObject(obj, "specs");
-    loadSpecs(m.specs, specs);
-    auto targetArr = Json::requireArray(obj, "targets");
-    for (QJsonValueRef targetRaw : targetArr)
-    {
-        auto versionObj = Json::requireObject(targetRaw);
-        ModpacksCH::VersionTarget target;
-        loadVersionTarget(target, versionObj);
-        m.targets.append(target);
-    }
-    auto fileArr = Json::requireArray(obj, "files");
-    for (QJsonValueRef fileRaw : fileArr)
-    {
-        auto fileObj = Json::requireObject(fileRaw);
-        ModpacksCH::VersionFile file;
-        loadVersionFile(file, fileObj);
-        m.files.append(file);
-    }
-}
-
-//static void loadVersionChangelog(ModpacksCH::VersionChangelog & m, QJsonObject & obj)
-//{
-//    m.content = Json::requireString(obj, "content");
-//    m.updated = Json::requireInteger(obj, "updated");
-//}

launcher/modplatform/modpacksch/FTBPackManifest.h

@@ -1,168 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-only
-/*
- *  PolyMC - 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, see <https://www.gnu.org/licenses/>.
- *
- * This file incorporates work covered by the following copyright and
- * permission notice:
- *
- *      Copyright 2020-2021 Jamie Mansfield <jmansfield@cadixdev.org>
- *      Copyright 2020 Petr Mrazek <peterix@gmail.com>
- *
- *      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.
- */
-
-#pragma once
-
-#include <QString>
-#include <QVector>
-#include <QUrl>
-#include <QJsonObject>
-#include <QMetaType>
-
-namespace ModpacksCH
-{
-
-struct Specs
-{
-    int id;
-    int minimum;
-    int recommended;
-};
-
-struct Tag
-{
-    int id;
-    QString name;
-};
-
-struct Art
-{
-    int id;
-    QString url;
-    QString type;
-    int width;
-    int height;
-    bool compressed;
-    QString sha1;
-    int size;
-    int64_t updated;
-};
-
-struct Author
-{
-    int id;
-    QString name;
-    QString type;
-    QString website;
-    int64_t updated;
-};
-
-struct VersionInfo
-{
-    int id;
-    QString name;
-    QString type;
-    int64_t updated;
-    Specs specs;
-};
-
-struct Modpack
-{
-    int id;
-    QString name;
-    QString synopsis;
-    QString description;
-    QString type;
-    bool featured;
-    int installs;
-    int plays;
-    int64_t updated;
-    int64_t refreshed;
-    QVector<Art> art;
-    QVector<Author> authors;
-    QVector<VersionInfo> versions;
-    QVector<Tag> tags;
-};
-
-struct VersionTarget
-{
-    int id;
-    QString type;
-    QString name;
-    QString version;
-    int64_t updated;
-};
-
-struct VersionFileCurseForge
-{
-    int project_id;
-    int file_id;
-};
-
-struct VersionFile
-{
-    int id;
-    QString type;
-    QString path;
-    QString name;
-    QString version;
-    QString url;
-    QString sha1;
-    int size;
-    bool clientOnly;
-    bool serverOnly;
-    bool optional;
-    int64_t updated;
-    VersionFileCurseForge curseforge;
-};
-
-struct Version
-{
-    int id;
-    int parent;
-    QString name;
-    QString type;
-    int installs;
-    int plays;
-    int64_t updated;
-    int64_t refreshed;
-    Specs specs;
-    QVector<VersionTarget> targets;
-    QVector<VersionFile> files;
-};
-
-struct VersionChangelog
-{
-    QString content;
-    int64_t updated;
-};
-
-void loadModpack(Modpack & m, QJsonObject & obj);
-
-void loadVersion(Version & m, QJsonObject & obj);
-}
-
-Q_DECLARE_METATYPE(ModpacksCH::Modpack)

launcher/modplatform/modrinth/ModrinthInstanceCreationTask.cpp

@@ -11,6 +11,7 @@
 
 #include "net/ChecksumValidator.h"
 
+#include "net/NetJob.h"
 #include "settings/INISettingsObject.h"
 
 #include "ui/dialogs/CustomMessageBox.h"
@@ -223,7 +224,7 @@ bool ModrinthCreationTask::createInstance()
     instance.setName(name());
     instance.saveNow();
 
-    m_files_job.reset(new NetJob(tr("Mod download"), APPLICATION->network()));
+    m_files_job.reset(new NetJob(tr("Mod Download Modrinth"), APPLICATION->network()));
 
     auto root_modpack_path = FS::PathCombine(m_stagingPath, ".minecraft");
     auto root_modpack_url = QUrl::fromLocalFile(root_modpack_path);
@@ -262,7 +263,11 @@ bool ModrinthCreationTask::createInstance()
         setError(reason);
     });
     connect(m_files_job.get(), &NetJob::finished, &loop, &QEventLoop::quit);
-    connect(m_files_job.get(), &NetJob::progress, [&](qint64 current, qint64 total) { setProgress(current, total); });
+    connect(m_files_job.get(), &NetJob::progress, [&](qint64 current, qint64 total) { 
+        setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
+        setProgress(current, total); 
+    });
+    connect(m_files_job.get(), &NetJob::stepProgress, this, &ModrinthCreationTask::propogateStepProgress);
 
     setStatus(tr("Downloading mods..."));
     m_files_job->start();

launcher/modplatform/technic/SingleZipPackInstallTask.cpp

@@ -50,6 +50,7 @@ void Technic::SingleZipPackInstallTask::executeTask()
     auto job = m_filesNetJob.get();
     connect(job, &NetJob::succeeded, this, &Technic::SingleZipPackInstallTask::downloadSucceeded);
     connect(job, &NetJob::progress, this, &Technic::SingleZipPackInstallTask::downloadProgressChanged);
+    connect(job, &NetJob::stepProgress, this, &Technic::SingleZipPackInstallTask::propogateStepProgress);
     connect(job, &NetJob::failed, this, &Technic::SingleZipPackInstallTask::downloadFailed);
     m_filesNetJob->start();
 }

launcher/modplatform/technic/SolderPackInstallTask.cpp

@@ -127,6 +127,7 @@ void Technic::SolderPackInstallTask::fileListSucceeded()
 
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &Technic::SolderPackInstallTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &Technic::SolderPackInstallTask::downloadProgressChanged);
+    connect(m_filesNetJob.get(), &NetJob::stepProgress, this, &Technic::SolderPackInstallTask::propogateStepProgress);
     connect(m_filesNetJob.get(), &NetJob::failed, this, &Technic::SolderPackInstallTask::downloadFailed);
     connect(m_filesNetJob.get(), &NetJob::aborted, this, &Technic::SolderPackInstallTask::downloadAborted);
     m_filesNetJob->start();

launcher/net/Download.cpp

@@ -4,6 +4,7 @@
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -36,17 +37,23 @@
  */
 
 #include "Download.h"
+#include <QUrl>
 
 #include <QDateTime>
 #include <QFileInfo>
 
 #include "ByteArraySink.h"
 #include "ChecksumValidator.h"
-#include "FileSystem.h"
 #include "MetaCacheSink.h"
 
-#include "BuildConfig.h"
 #include "Application.h"
+#include "BuildConfig.h"
+
+#include "net/Logging.h"
+#include "net/NetAction.h"
+
+#include "MMCTime.h"
+#include "StringUtils.h"
 
 namespace Net {
 
@@ -54,6 +61,7 @@ auto Download::makeCached(QUrl url, MetaEntryPtr entry, Options options) -> Down
 {
     auto dl = makeShared<Download>();
     dl->m_url = url;
+    dl->setObjectName(QString("CACHE:") + url.toString());
     dl->m_options = options;
     auto md5Node = new ChecksumValidator(QCryptographicHash::Md5);
     auto cachedNode = new MetaCacheSink(entry, md5Node, options.testFlag(Option::MakeEternal));
@@ -65,6 +73,7 @@ auto Download::makeByteArray(QUrl url, QByteArray* output, Options options) -> D
 {
     auto dl = makeShared<Download>();
     dl->m_url = url;
+    dl->setObjectName(QString("BYTES:") + url.toString());
     dl->m_options = options;
     dl->m_sink.reset(new ByteArraySink(output));
     return dl;
@@ -74,6 +83,7 @@ auto Download::makeFile(QUrl url, QString path, Options options) -> Download::Pt
 {
     auto dl = makeShared<Download>();
     dl->m_url = url;
+    dl->setObjectName(QString("FILE:") + url.toString());
     dl->m_options = options;
     dl->m_sink.reset(new FileSink(path));
     return dl;
@@ -86,10 +96,10 @@ void Download::addValidator(Validator* v)
 
 void Download::executeTask()
 {
-    setStatus(tr("Downloading %1").arg(m_url.toString()));
+    setStatus(tr("Downloading %1").arg(StringUtils::truncateUrlHumanFriendly(m_url, 80)));
 
     if (getState() == Task::State::AbortedByUser) {
-        qWarning() << "Attempt to start an aborted Download:" << m_url.toString();
+        qCWarning(taskDownloadLogC) << getUid().toString() << "Attempt to start an aborted Download:" << m_url.toString();
         emitAborted();
         return;
     }
@@ -99,10 +109,10 @@ void Download::executeTask()
     switch (m_state) {
         case State::Succeeded:
             emit succeeded();
-            qDebug() << "Download cache hit " << m_url.toString();
+            qCDebug(taskDownloadLogC) << getUid().toString() << "Download cache hit " << m_url.toString();
             return;
         case State::Running:
-            qDebug() << "Downloading " << m_url.toString();
+            qCDebug(taskDownloadLogC) << getUid().toString() << "Downloading " << m_url.toString();
             break;
         case State::Inactive:
         case State::Failed:
@@ -124,6 +134,9 @@ void Download::executeTask()
             request.setRawHeader("Authorization", token.toUtf8());
     }
 
+    m_last_progress_time = m_clock.now();
+    m_last_progress_bytes = 0;
+
     QNetworkReply* rep = m_network->get(request);
 
     m_reply.reset(rep);
@@ -140,13 +153,39 @@ void Download::executeTask()
 
 void Download::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
 {
+    auto now = m_clock.now();
+    auto elapsed = now - m_last_progress_time;
+
+    // use milliseconds for speed precision
+    auto elapsed_ms = std::chrono::duration_cast<std::chrono::milliseconds>(elapsed);
+    auto bytes_received_since = bytesReceived - m_last_progress_bytes;
+    auto dl_speed_bps = (double)bytes_received_since / elapsed_ms.count() * 1000;
+    auto remaing_time_s = (bytesTotal - bytesReceived) / dl_speed_bps;
+
+    //: Current amount of bytes downloaded, out of the total amount of bytes in the download
+    QString dl_progress =
+        tr("%1 / %2").arg(StringUtils::humanReadableFileSize(bytesReceived)).arg(StringUtils::humanReadableFileSize(bytesTotal));
+
+    QString dl_speed_str;
+    if (elapsed_ms.count() > 0) {
+        auto str_eta = bytesTotal > 0 ? Time::humanReadableDuration(remaing_time_s) : tr("unknown");
+        //: Download speed, in bytes per second (remaining download time in parenthesis)
+        dl_speed_str =
+            tr("%1 /s (%2)").arg(StringUtils::humanReadableFileSize(dl_speed_bps)).arg(str_eta);
+    } else {
+        //: Download speed at 0 bytes per second
+        dl_speed_str = tr("0 B/s");
+    }
+
+    setDetails(dl_progress + "\n" + dl_speed_str);
+
     setProgress(bytesReceived, bytesTotal);
 }
 
 void Download::downloadError(QNetworkReply::NetworkError error)
 {
     if (error == QNetworkReply::OperationCanceledError) {
-        qCritical() << "Aborted " << m_url.toString();
+        qCCritical(taskDownloadLogC) << getUid().toString() << "Aborted " << m_url.toString();
         m_state = State::AbortedByUser;
     } else {
         if (m_options & Option::AcceptLocalFiles) {
@@ -156,7 +195,7 @@ void Download::downloadError(QNetworkReply::NetworkError error)
             }
         }
         // error happened during download.
-        qCritical() << "Failed " << m_url.toString() << " with reason " << error;
+        qCCritical(taskDownloadLogC) << getUid().toString() << "Failed " << m_url.toString() << " with reason " << error;
         m_state = State::Failed;
     }
 }
@@ -165,9 +204,10 @@ void Download::sslErrors(const QList<QSslError>& errors)
 {
     int i = 1;
     for (auto error : errors) {
-        qCritical() << "Download" << m_url.toString() << "SSL Error #" << i << " : " << error.errorString();
+        qCCritical(taskDownloadLogC) << getUid().toString() << "Download" << m_url.toString() << "SSL Error #" << i << " : "
+                                     << error.errorString();
         auto cert = error.certificate();
-        qCritical() << "Certificate in question:\n" << cert.toText();
+        qCCritical(taskDownloadLogC) << getUid().toString() << "Certificate in question:\n" << cert.toText();
         i++;
     }
 }
@@ -210,17 +250,17 @@ auto Download::handleRedirect() -> bool
          */
         redirect = QUrl(redirectStr, QUrl::TolerantMode);
         if (!redirect.isValid()) {
-            qWarning() << "Failed to parse redirect URL:" << redirectStr;
+            qCWarning(taskDownloadLogC) << getUid().toString() << "Failed to parse redirect URL:" << redirectStr;
             downloadError(QNetworkReply::ProtocolFailure);
             return false;
         }
-        qDebug() << "Fixed location header:" << redirect;
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Fixed location header:" << redirect;
     } else {
-        qDebug() << "Location header:" << redirect;
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Location header:" << redirect;
     }
 
     m_url = QUrl(redirect.toString());
-    qDebug() << "Following redirect to " << m_url.toString();
+    qCDebug(taskDownloadLogC) << getUid().toString() << "Following redirect to " << m_url.toString();
     startAction(m_network);
 
     return true;
@@ -230,26 +270,26 @@ void Download::downloadFinished()
 {
     // handle HTTP redirection first
     if (handleRedirect()) {
-        qDebug() << "Download redirected:" << m_url.toString();
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Download redirected:" << m_url.toString();
         return;
     }
 
     // if the download failed before this point ...
     if (m_state == State::Succeeded)  // pretend to succeed so we continue processing :)
     {
-        qDebug() << "Download failed but we are allowed to proceed:" << m_url.toString();
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed but we are allowed to proceed:" << m_url.toString();
         m_sink->abort();
         m_reply.reset();
         emit succeeded();
         return;
     } else if (m_state == State::Failed) {
-        qDebug() << "Download failed in previous step:" << m_url.toString();
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed in previous step:" << m_url.toString();
         m_sink->abort();
         m_reply.reset();
         emit failed("");
         return;
     } else if (m_state == State::AbortedByUser) {
-        qDebug() << "Download aborted in previous step:" << m_url.toString();
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Download aborted in previous step:" << m_url.toString();
         m_sink->abort();
         m_reply.reset();
         emit aborted();
@@ -259,14 +299,14 @@ void Download::downloadFinished()
     // make sure we got all the remaining data, if any
     auto data = m_reply->readAll();
     if (data.size()) {
-        qDebug() << "Writing extra" << data.size() << "bytes";
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Writing extra" << data.size() << "bytes";
         m_state = m_sink->write(data);
     }
 
     // otherwise, finalize the whole graph
     m_state = m_sink->finalize(*m_reply.get());
     if (m_state != State::Succeeded) {
-        qDebug() << "Download failed to finalize:" << m_url.toString();
+        qCDebug(taskDownloadLogC) << getUid().toString() << "Download failed to finalize:" << m_url.toString();
         m_sink->abort();
         m_reply.reset();
         emit failed("");
@@ -274,7 +314,7 @@ void Download::downloadFinished()
     }
 
     m_reply.reset();
-    qDebug() << "Download succeeded:" << m_url.toString();
+    qCDebug(taskDownloadLogC) << getUid().toString() << "Download succeeded:" << m_url.toString();
     emit succeeded();
 }
 
@@ -284,11 +324,11 @@ void Download::downloadReadyRead()
         auto data = m_reply->readAll();
         m_state = m_sink->write(data);
         if (m_state == State::Failed) {
-            qCritical() << "Failed to process response chunk";
+            qCCritical(taskDownloadLogC) << getUid().toString() << "Failed to process response chunk";
         }
         // qDebug() << "Download" << m_url.toString() << "gained" << data.size() << "bytes";
     } else {
-        qCritical() << "Cannot write download data! illegal status " << m_status;
+        qCCritical(taskDownloadLogC) << getUid().toString() << "Cannot write download data! illegal status " << m_status;
     }
 }
 

launcher/net/Download.h

@@ -1,8 +1,9 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -22,6 +23,7 @@
  *      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
  *
@@ -36,6 +38,8 @@
 
 #pragma once
 
+#include <chrono>
+
 #include "HttpMetaCache.h"
 #include "NetAction.h"
 #include "Sink.h"
@@ -80,6 +84,10 @@ class Download : public NetAction {
    private:
     std::unique_ptr<Sink> m_sink;
     Options m_options;
+
+    std::chrono::steady_clock m_clock;
+    std::chrono::time_point<std::chrono::steady_clock> m_last_progress_time;
+    qint64 m_last_progress_bytes;
 };
 }  // namespace Net
 

launcher/net/FileSink.cpp

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
@@ -37,6 +37,8 @@
 
 #include "FileSystem.h"
 
+#include "net/Logging.h"
+
 namespace Net {
 
 Task::State FileSink::init(QNetworkRequest& request)
@@ -48,14 +50,14 @@ Task::State FileSink::init(QNetworkRequest& request)
 
     // create a new save file and open it for writing
     if (!FS::ensureFilePathExists(m_filename)) {
-        qCritical() << "Could not create folder for " + m_filename;
+        qCCritical(taskNetLogC) << "Could not create folder for " + m_filename;
         return Task::State::Failed;
     }
 
     wroteAnyData = false;
     m_output_file.reset(new QSaveFile(m_filename));
     if (!m_output_file->open(QIODevice::WriteOnly)) {
-        qCritical() << "Could not open " + m_filename + " for writing";
+        qCCritical(taskNetLogC) << "Could not open " + m_filename + " for writing";
         return Task::State::Failed;
     }
 
@@ -67,7 +69,7 @@ Task::State FileSink::init(QNetworkRequest& request)
 Task::State FileSink::write(QByteArray& data)
 {
     if (!writeAllValidators(data) || m_output_file->write(data) != data.size()) {
-        qCritical() << "Failed writing into " + m_filename;
+        qCCritical(taskNetLogC) << "Failed writing into " + m_filename;
         m_output_file->cancelWriting();
         m_output_file.reset();
         wroteAnyData = false;
@@ -106,7 +108,7 @@ Task::State FileSink::finalize(QNetworkReply& reply)
 
         // nothing went wrong...
         if (!m_output_file->commit()) {
-            qCritical() << "Failed to commit changes to " << m_filename;
+            qCCritical(taskNetLogC) << "Failed to commit changes to " << m_filename;
             m_output_file->cancelWriting();
             return Task::State::Failed;
         }

launcher/net/FileSink.h

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify

launcher/net/HttpMetaCache.cpp

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
@@ -44,6 +44,8 @@
 
 #include <QDebug>
 
+#include "net/Logging.h"
+
 auto MetaEntry::getFullPath() -> QString
 {
     // FIXME: make local?
@@ -124,7 +126,7 @@ auto HttpMetaCache::resolveEntry(QString base, QString resource_path, QString ex
     // Get rid of old entries, to prevent cache problems
     auto current_time = QDateTime::currentSecsSinceEpoch();
     if (entry->isExpired(current_time - ( file_last_changed / 1000 ))) {
-        qWarning() << "Removing cache entry because of old age!";
+        qCWarning(taskNetLogC) << "[HttpMetaCache]" << "Removing cache entry because of old age!";
         selected_base.entry_list.remove(resource_path);
         return staleEntry(base, resource_path);
     }
@@ -137,12 +139,12 @@ auto HttpMetaCache::resolveEntry(QString base, QString resource_path, QString ex
 auto HttpMetaCache::updateEntry(MetaEntryPtr stale_entry) -> bool
 {
     if (!m_entries.contains(stale_entry->m_baseId)) {
-        qCritical() << "Cannot add entry with unknown base: " << stale_entry->m_baseId.toLocal8Bit();
+        qCCritical(taskHttpMetaCacheLogC) << "Cannot add entry with unknown base: " << stale_entry->m_baseId.toLocal8Bit();
         return false;
     }
 
     if (stale_entry->m_stale) {
-        qCritical() << "Cannot add stale entry: " << stale_entry->getFullPath().toLocal8Bit();
+        qCCritical(taskHttpMetaCacheLogC) << "Cannot add stale entry: " << stale_entry->getFullPath().toLocal8Bit();
         return false;
     }
 
@@ -166,10 +168,10 @@ void HttpMetaCache::evictAll()
 {
     for (QString& base : m_entries.keys()) {
         EntryMap& map = m_entries[base];
-        qDebug() << "Evicting base" << base;
+        qCDebug(taskHttpMetaCacheLogC) << "Evicting base" << base;
         for (MetaEntryPtr entry : map.entry_list) {
             if (!evictEntry(entry))
-                qWarning() << "Unexpected missing cache entry" << entry->m_basePath;
+                qCWarning(taskHttpMetaCacheLogC) << "Unexpected missing cache entry" << entry->m_basePath;
         }
     }
 }
@@ -267,7 +269,7 @@ void HttpMetaCache::SaveNow()
     if (m_index_file.isNull())
         return;
 
-    qDebug() << "[HttpMetaCache]" << "Saving metacache with" << m_entries.size() << "entries";
+    qCDebug(taskHttpMetaCacheLogC) << "Saving metacache with" << m_entries.size() << "entries";
 
     QJsonObject toplevel;
     Json::writeString(toplevel, "version", "1");
@@ -302,6 +304,6 @@ void HttpMetaCache::SaveNow()
     try {
         Json::write(toplevel, m_index_file);
     } catch (const Exception& e) {
-        qWarning() << e.what();
+        qCWarning(taskHttpMetaCacheLogC) << "Error writing cache:" << e.what();
     }
 }

launcher/net/HttpMetaCache.h

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify

launcher/net/Logging.cpp

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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 "net/Logging.h"
+
+Q_LOGGING_CATEGORY(taskNetLogC, "launcher.task.net")
+Q_LOGGING_CATEGORY(taskDownloadLogC, "launcher.task.net.download")
+Q_LOGGING_CATEGORY(taskUploadLogC, "launcher.task.net.upload")
+Q_LOGGING_CATEGORY(taskMetaCacheLogC, "launcher.task.net.metacache")
+Q_LOGGING_CATEGORY(taskHttpMetaCacheLogC, "launcher.task.net.metacache.http")

launcher/net/Logging.h

@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ */
+ 
+#pragma  once
+
+#include <QLoggingCategory>
+
+Q_DECLARE_LOGGING_CATEGORY(taskNetLogC)
+Q_DECLARE_LOGGING_CATEGORY(taskDownloadLogC)
+Q_DECLARE_LOGGING_CATEGORY(taskUploadLogC)
+Q_DECLARE_LOGGING_CATEGORY(taskMetaCacheLogC)
+Q_DECLARE_LOGGING_CATEGORY(taskHttpMetaCacheLogC)

launcher/net/MetaCacheSink.cpp

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify
@@ -39,6 +39,8 @@
 #include <QRegularExpression>
 #include "Application.h"
 
+#include "net/Logging.h"
+
 namespace Net {
 
 /** Maximum time to hold a cache entry
@@ -97,11 +99,11 @@ Task::State MetaCacheSink::finalizeCache(QNetworkReply & reply)
 
     { // Cache lifetime
         if (m_is_eternal) {
-            qDebug() << "[MetaCache] Adding eternal cache entry:" << m_entry->getFullPath();
+            qCDebug(taskMetaCacheLogC) << "Adding eternal cache entry:" << m_entry->getFullPath();
             m_entry->makeEternal(true);
         } else if (reply.hasRawHeader("Cache-Control")) {
             auto cache_control_header = reply.rawHeader("Cache-Control");
-            // qDebug() << "[MetaCache] Parsing 'Cache-Control' header with" << cache_control_header;
+            qCDebug(taskMetaCacheLogC) << "Parsing 'Cache-Control' header with" << cache_control_header;
 
             QRegularExpression max_age_expr("max-age=([0-9]+)");
             qint64 max_age = max_age_expr.match(cache_control_header).captured(1).toLongLong();
@@ -109,7 +111,7 @@ Task::State MetaCacheSink::finalizeCache(QNetworkReply & reply)
 
         } else if (reply.hasRawHeader("Expires")) {
             auto expires_header = reply.rawHeader("Expires");
-            // qDebug() << "[MetaCache] Parsing 'Expires' header with" << expires_header;
+            qCDebug(taskMetaCacheLogC) << "Parsing 'Expires' header with" << expires_header;
 
             qint64 max_age = QDateTime::fromString(expires_header).toSecsSinceEpoch() - QDateTime::currentSecsSinceEpoch();
             m_entry->setMaximumAge(max_age);
@@ -119,7 +121,7 @@ Task::State MetaCacheSink::finalizeCache(QNetworkReply & reply)
 
         if (reply.hasRawHeader("Age")) {
             auto age_header = reply.rawHeader("Age");
-            // qDebug() << "[MetaCache] Parsing 'Age' header with" << age_header;
+            qCDebug(taskMetaCacheLogC) << "Parsing 'Age' header with" << age_header;
 
             qint64 current_age = age_header.toLongLong();
             m_entry->setCurrentAge(current_age);

launcher/net/MetaCacheSink.h

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *
  *  This program is free software: you can redistribute it and/or modify

launcher/net/NetAction.h

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -44,7 +45,7 @@
 class NetAction : public Task {
     Q_OBJECT
    protected:
-    explicit NetAction() : Task() {};
+    explicit NetAction() : Task(){};
 
    public:
     using Ptr = shared_qobject_ptr<NetAction>;
@@ -80,7 +81,7 @@ class NetAction : public Task {
     }
 
    protected:
-    void executeTask() override {};
+    void executeTask() override{};
 
    public:
     shared_qobject_ptr<QNetworkAccessManager> m_network;

launcher/net/NetJob.cpp

@@ -1,8 +1,9 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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

launcher/net/NetJob.h

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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

launcher/net/PasteUpload.cpp

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Lenny McLennington <lenny@sneed.church>
  *  Copyright (C) 2022 Swirl <swurl@swurl.xyz>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
@@ -47,6 +47,8 @@
 #include <QFile>
 #include <QUrlQuery>
 
+#include "net/Logging.h"
+
 std::array<PasteUpload::PasteTypeInfo, 4> PasteUpload::PasteTypes = {
     {{"0x0.st", "https://0x0.st", ""},
      {"hastebin", "https://hst.sh", "/documents"},
@@ -147,7 +149,7 @@ void PasteUpload::executeTask()
 void PasteUpload::downloadError(QNetworkReply::NetworkError error)
 {
     // error happened during download.
-    qCritical() << "Network error: " << error;
+    qCCritical(taskUploadLogC) << getUid().toString() << "Network error: " << error;
     emitFailed(m_reply->errorString());
 }
 
@@ -166,7 +168,7 @@ void PasteUpload::downloadFinished()
     {
         QString reasonPhrase = m_reply->attribute(QNetworkRequest::HttpReasonPhraseAttribute).toString();
         emitFailed(tr("Error: %1 returned unexpected status code %2 %3").arg(m_uploadUrl).arg(statusCode).arg(reasonPhrase));
-        qCritical() << m_uploadUrl << " returned unexpected status code " << statusCode << " with body: " << data;
+        qCCritical(taskUploadLogC) << getUid().toString() << m_uploadUrl << " returned unexpected status code " << statusCode << " with body: " << data;
         m_reply.reset();
         return;
     }
@@ -187,7 +189,7 @@ void PasteUpload::downloadFinished()
         else
         {
             emitFailed(tr("Error: %1 returned a malformed response body").arg(m_uploadUrl));
-            qCritical() << m_uploadUrl << " returned malformed response body: " << data;
+            qCCritical(taskUploadLogC) << getUid().toString() << getUid().toString() << m_uploadUrl << " returned malformed response body: " << data;
             return;
         }
         break;
@@ -206,15 +208,15 @@ void PasteUpload::downloadFinished()
             {
                 QString error = jsonObj["error"].toString();
                 emitFailed(tr("Error: %1 returned an error: %2").arg(m_uploadUrl, error));
-                qCritical() << m_uploadUrl << " returned error: " << error;
+                qCCritical(taskUploadLogC) << getUid().toString() << m_uploadUrl << " returned error: " << error;
-                qCritical() << "Response body: " << data;
+                qCCritical(taskUploadLogC) << getUid().toString() << "Response body: " << data;
                 return;
             }
         }
         else
         {
             emitFailed(tr("Error: %1 returned a malformed response body").arg(m_uploadUrl));
-            qCritical() << m_uploadUrl << " returned malformed response body: " << data;
+            qCCritical(taskUploadLogC) << getUid().toString() << m_uploadUrl << " returned malformed response body: " << data;
             return;
         }
         break;
@@ -234,16 +236,16 @@ void PasteUpload::downloadFinished()
                 QString error = jsonObj["error"].toString();
                 QString message = (jsonObj.contains("message") && jsonObj["message"].isString()) ? jsonObj["message"].toString() : "none";
                 emitFailed(tr("Error: %1 returned an error code: %2\nError message: %3").arg(m_uploadUrl, error, message));
-                qCritical() << m_uploadUrl << " returned error: " << error;
+                qCCritical(taskUploadLogC) << getUid().toString() << m_uploadUrl << " returned error: " << error;
-                qCritical() << "Error message: " << message;
+                qCCritical(taskUploadLogC) << getUid().toString() << "Error message: " << message;
-                qCritical() << "Response body: " << data;
+                qCCritical(taskUploadLogC) << getUid().toString() << "Response body: " << data;
                 return;
             }
         }
         else
         {
             emitFailed(tr("Error: %1 returned a malformed response body").arg(m_uploadUrl));
-            qCritical() << m_uploadUrl << " returned malformed response body: " << data;
+            qCCritical(taskUploadLogC) << getUid().toString() << m_uploadUrl << " returned malformed response body: " << data;
             return;
         }
         break;

launcher/net/PasteUpload.h

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Lenny McLennington <lenny@sneed.church>
  *
  *  This program is free software: you can redistribute it and/or modify

launcher/net/Upload.cpp

@@ -4,6 +4,7 @@
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -42,6 +43,8 @@
 #include "BuildConfig.h"
 #include "Application.h"
 
+#include "net/Logging.h"
+
 namespace Net {
 
     bool Upload::abort()
@@ -60,11 +63,11 @@ namespace Net {
 
     void Upload::downloadError(QNetworkReply::NetworkError error) {
         if (error == QNetworkReply::OperationCanceledError) {
-            qCritical() << "Aborted " << m_url.toString();
+            qCCritical(taskUploadLogC) << getUid().toString() << "Aborted " << m_url.toString();
             m_state = State::AbortedByUser;
         } else {
             // error happened during download.
-            qCritical() << "Failed " << m_url.toString() << " with reason " << error;
+            qCCritical(taskUploadLogC) << getUid().toString() << "Failed " << m_url.toString() << " with reason " << error;
             m_state = State::Failed;
         }
     }
@@ -72,9 +75,9 @@ namespace Net {
     void Upload::sslErrors(const QList<QSslError> &errors) {
         int i = 1;
         for (const auto& error : errors) {
-            qCritical() << "Upload" << m_url.toString() << "SSL Error #" << i << " : " << error.errorString();
+            qCCritical(taskUploadLogC) << getUid().toString() << "Upload" << m_url.toString() << "SSL Error #" << i << " : " << error.errorString();
             auto cert = error.certificate();
-            qCritical() << "Certificate in question:\n" << cert.toText();
+            qCCritical(taskUploadLogC) << getUid().toString() << "Certificate in question:\n" << cert.toText();
             i++;
         }
     }
@@ -117,17 +120,17 @@ namespace Net {
              */
             redirect = QUrl(redirectStr, QUrl::TolerantMode);
             if (!redirect.isValid()) {
-                qWarning() << "Failed to parse redirect URL:" << redirectStr;
+                qCWarning(taskUploadLogC) << getUid().toString() << "Failed to parse redirect URL:" << redirectStr;
                 downloadError(QNetworkReply::ProtocolFailure);
                 return false;
             }
-            qDebug() << "Fixed location header:" << redirect;
+            qCDebug(taskUploadLogC) << getUid().toString() << "Fixed location header:" << redirect;
         } else {
-            qDebug() << "Location header:" << redirect;
+            qCDebug(taskUploadLogC) << getUid().toString() << "Location header:" << redirect;
         }
 
         m_url = QUrl(redirect.toString());
-        qDebug() << "Following redirect to " << m_url.toString();
+        qCDebug(taskUploadLogC) << getUid().toString() << "Following redirect to " << m_url.toString();
         startAction(m_network);
         return true;
     }
@@ -136,25 +139,25 @@ namespace Net {
         // handle HTTP redirection first
         // very unlikely for post requests, still can happen
         if (handleRedirect()) {
-            qDebug() << "Upload redirected:" << m_url.toString();
+            qCDebug(taskUploadLogC) << getUid().toString() << "Upload redirected:" << m_url.toString();
             return;
         }
 
         // if the download failed before this point ...
         if (m_state == State::Succeeded) {
-            qDebug() << "Upload failed but we are allowed to proceed:" << m_url.toString();
+            qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed but we are allowed to proceed:" << m_url.toString();
             m_sink->abort();
             m_reply.reset();
             emit succeeded();
             return;
         } else if (m_state == State::Failed) {
-            qDebug() << "Upload failed in previous step:" << m_url.toString();
+            qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed in previous step:" << m_url.toString();
             m_sink->abort();
             m_reply.reset();
             emit failed("");
             return;
         } else if (m_state == State::AbortedByUser) {
-            qDebug() << "Upload aborted in previous step:" << m_url.toString();
+            qCDebug(taskUploadLogC) << getUid().toString() << "Upload aborted in previous step:" << m_url.toString();
             m_sink->abort();
             m_reply.reset();
             emit aborted();
@@ -164,21 +167,21 @@ namespace Net {
         // make sure we got all the remaining data, if any
         auto data = m_reply->readAll();
         if (data.size()) {
-            qDebug() << "Writing extra" << data.size() << "bytes";
+            qCDebug(taskUploadLogC) << getUid().toString() << "Writing extra" << data.size() << "bytes";
             m_state = m_sink->write(data);
         }
 
         // otherwise, finalize the whole graph
         m_state = m_sink->finalize(*m_reply.get());
         if (m_state != State::Succeeded) {
-            qDebug() << "Upload failed to finalize:" << m_url.toString();
+            qCDebug(taskUploadLogC) << getUid().toString() << "Upload failed to finalize:" << m_url.toString();
             m_sink->abort();
             m_reply.reset();
             emit failed("");
             return;
         }
         m_reply.reset();
-        qDebug() << "Upload succeeded:" << m_url.toString();
+        qCDebug(taskUploadLogC) << getUid().toString() << "Upload succeeded:" << m_url.toString();
         emit succeeded();
     }
 
@@ -193,7 +196,7 @@ namespace Net {
         setStatus(tr("Uploading %1").arg(m_url.toString()));
 
         if (m_state == State::AbortedByUser) {
-            qWarning() << "Attempt to start an aborted Upload:" << m_url.toString();
+            qCWarning(taskUploadLogC) << getUid().toString() << "Attempt to start an aborted Upload:" << m_url.toString();
             emit aborted();
             return;
         }
@@ -202,10 +205,10 @@ namespace Net {
         switch (m_state) {
             case State::Succeeded:
                 emitSucceeded();
-                qDebug() << "Upload cache hit " << m_url.toString();
+                qCDebug(taskUploadLogC) << getUid().toString() << "Upload cache hit " << m_url.toString();
                 return;
             case State::Running:
-                qDebug() << "Uploading " << m_url.toString();
+                qCDebug(taskUploadLogC) << getUid().toString() << "Uploading " << m_url.toString();
                 break;
             case State::Inactive:
             case State::Failed:

launcher/net/Upload.h

@@ -1,8 +1,9 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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

launcher/qtlogging.ini

@@ -0,0 +1,16 @@
+[Rules]
+*.debug=true
+# prevent log spam and strange bugs
+# qt.qpa.drawing in particular causes theme artifacts on MacOS
+qt.*.debug=false
+# don't log credentials by default
+launcher.auth.credentials.debug=false
+# remove the debug lines, other log levels still get through
+launcher.task.net.download.debug=false
+# enable or disable whole catageries
+launcher.task.net=true
+launcher.task=false
+launcher.task.net.upload=true
+launcher.task.net.metacache=false
+launcher.task.net.metacache.http=true
+

launcher/settings/INIFile.cpp

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  Prism Launcher - Minecraft Launcher
  *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 flowln <flowlnlnln@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
@@ -42,132 +43,51 @@
 #include <QSaveFile>
 #include <QDebug>
 
+#include <QSettings>
+
 INIFile::INIFile()
 {
 }
 
-QString INIFile::unescape(QString orig)
-{
-    QString out;
-    QChar prev = QChar::Null;
-    for(auto c: orig)
-    {
-        if(prev == '\\')
-        {
-            if(c == 'n')
-                out += '\n';
-            else if(c == 't')
-                out += '\t';
-            else if(c == '#')
-                out += '#';
-            else
-                out += c;
-            prev = QChar::Null;
-        }
-        else
-        {
-            if(c == '\\')
-            {
-                prev = c;
-                continue;
-            }
-            out += c;
-            prev = QChar::Null;
-        }
-    }
-    return out;
-}
-
-QString INIFile::escape(QString orig)
-{
-    QString out;
-    for(auto c: orig)
-    {
-        if(c == '\n')
-            out += "\\n";
-        else if (c == '\t')
-            out += "\\t";
-        else if(c == '\\')
-            out += "\\\\";
-        else if(c == '#')
-            out += "\\#";
-        else
-            out += c;
-    }
-    return out;
-}
-
 bool INIFile::saveFile(QString fileName)
 {
-    QByteArray outArray;
+    QSettings _settings_obj{ fileName, QSettings::Format::IniFormat };
-    for (Iterator iter = begin(); iter != end(); iter++)
+    _settings_obj.setFallbacksEnabled(false);
-    {
+
-        QString value = iter.value().toString();
+    for (Iterator iter = begin(); iter != end(); iter++)
-        value = escape(value);
+        _settings_obj.setValue(iter.key(), iter.value());
-        outArray.append(iter.key().toUtf8());
+
-        outArray.append('=');
+    _settings_obj.sync();
-        outArray.append(value.toUtf8());
+
-        outArray.append('\n');
+    if (auto status = _settings_obj.status(); status != QSettings::Status::NoError) {
-    }
+        // Shouldn't be possible!
+        Q_ASSERT(status != QSettings::Status::FormatError);
+
+        if (status == QSettings::Status::AccessError)
+            qCritical() << "An access error occurred (e.g. trying to write to a read-only file).";
 
-    try
-    {
-        FS::write(fileName, outArray);
-    }
-    catch (const Exception &e)
-    {
-        qCritical() << e.what();
         return false;
     }
 
     return true;
 }
 
-
 bool INIFile::loadFile(QString fileName)
 {
-    QFile file(fileName);
+    QSettings _settings_obj{ fileName, QSettings::Format::IniFormat };
-    if (!file.open(QIODevice::ReadOnly))
+    _settings_obj.setFallbacksEnabled(false);
+
+    if (auto status = _settings_obj.status(); status != QSettings::Status::NoError) {
+        if (status == QSettings::Status::AccessError)
+            qCritical() << "An access error occurred (e.g. trying to write to a read-only file).";
+        if (status == QSettings::Status::FormatError)
+            qCritical() << "A format error occurred (e.g. loading a malformed INI file).";
         return false;
-    bool success = loadFile(file.readAll());
-    file.close();
-    return success;
-}
-
-bool INIFile::loadFile(QByteArray file)
-{
-    QTextStream in(file);
-#if QT_VERSION <= QT_VERSION_CHECK(6, 0, 0)
-    in.setCodec("UTF-8");
-#endif
-
-    QStringList lines = in.readAll().split('\n');
-    for (int i = 0; i < lines.count(); i++)
-    {
-        QString &lineRaw = lines[i];
-        // Ignore comments.
-        int commentIndex = 0;
-        QString line = lineRaw;
-        // Search for comments until no more escaped # are available
-        while((commentIndex = line.indexOf('#', commentIndex + 1)) != -1) {
-            if(commentIndex > 0 && line.at(commentIndex - 1) == '\\') {
-                continue;
-            }
-            line = line.left(lineRaw.indexOf('#')).trimmed();
-        }
-
-        int eqPos = line.indexOf('=');
-        if (eqPos == -1)
-            continue;
-        QString key = line.left(eqPos).trimmed();
-        QString valueStr = line.right(line.length() - eqPos - 1).trimmed();
-
-        valueStr = unescape(valueStr);
-
-        QVariant value(valueStr);
-        this->operator[](key) = value;
     }
 
+    for (auto&& key : _settings_obj.allKeys())
+        insert(key, _settings_obj.value(key));
+ 
     return true;
 }
 
@@ -183,3 +103,4 @@ void INIFile::set(QString key, QVariant val)
 {
     this->operator[](key) = val;
 }
+

launcher/settings/INIFile.h

@@ -1,16 +1,37 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *  Copyright (C) 2023 flowln <flowlnlnln@gmail.com>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
+ *  This program is free software: you can redistribute it and/or modify
- * you may not use this file except in compliance with the License.
+ *  it under the terms of the GNU General Public License as published by
- * You may obtain a copy of the License at
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  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.
  *
- * Unless required by applicable law or agreed to in writing, software
+ *  You should have received a copy of the GNU General Public License
- * distributed under the License is distributed on an "AS IS" BASIS,
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
- * See the License for the specific language governing permissions and
+ * This file incorporates work covered by the following copyright and
- * limitations under the License.
+ * 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.
  */
 
 #pragma once
@@ -19,18 +40,18 @@
 #include <QVariant>
 #include <QIODevice>
 
+#include <QJsonDocument>
+#include <QJsonArray>
+
 // Sectionless INI parser (for instance config files)
 class INIFile : public QMap<QString, QVariant>
 {
 public:
     explicit INIFile();
 
-    bool loadFile(QByteArray file);
     bool loadFile(QString fileName);
     bool saveFile(QString fileName);
 
     QVariant get(QString key, QVariant def) const;
     void set(QString key, QVariant val);
-    static QString unescape(QString orig);
-    static QString escape(QString orig);
 };

launcher/settings/SettingsObject.h

@@ -19,6 +19,8 @@
 #include <QMap>
 #include <QStringList>
 #include <QVariant>
+#include <QJsonDocument>
+#include <QJsonArray>
 #include <memory>
 
 class Setting;

launcher/tasks/ConcurrentTask.cpp

@@ -1,11 +1,49 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ * 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 "ConcurrentTask.h"
 
-#include <QDebug>
 #include <QCoreApplication>
+#include <QDebug>
+#include "tasks/Task.h"
 
 ConcurrentTask::ConcurrentTask(QObject* parent, QString task_name, int max_concurrent)
     : Task(parent), m_name(task_name), m_total_max_size(max_concurrent)
-{ setObjectName(task_name); }
+{
+    setObjectName(task_name);
+}
 
 ConcurrentTask::~ConcurrentTask()
 {
@@ -15,14 +53,9 @@ ConcurrentTask::~ConcurrentTask()
     }
 }
 
-auto ConcurrentTask::getStepProgress() const -> qint64
+auto ConcurrentTask::getStepProgress() const -> TaskStepProgressList
 {
-    return m_stepProgress;
+    return m_task_progress.values();
-}
-
-auto ConcurrentTask::getStepTotalProgress() const -> qint64
-{
-    return m_stepTotalProgress;
 }
 
 void ConcurrentTask::addTask(Task::Ptr task)
@@ -32,11 +65,9 @@ void ConcurrentTask::addTask(Task::Ptr task)
 
 void ConcurrentTask::executeTask()
 {
-    // Start the least amount of tasks needed, but at least one
+    // Start one task, startNext handles starting the up to the m_total_max_size
-    int num_starts = qMax(1, qMin(m_total_max_size, m_queue.size()));
+    // while tracking the number currently being done
-    for (int i = 0; i < num_starts; i++) {
+    QMetaObject::invokeMethod(this, &ConcurrentTask::startNext, Qt::QueuedConnection);
-        QMetaObject::invokeMethod(this, &ConcurrentTask::startNext, Qt::QueuedConnection);
-    }
 }
 
 bool ConcurrentTask::abort()
@@ -97,18 +128,22 @@ void ConcurrentTask::startNext()
 
     Task::Ptr next = m_queue.dequeue();
 
-    connect(next.get(), &Task::succeeded, this, [this, next] { subTaskSucceeded(next); });
+    connect(next.get(), &Task::succeeded, this, [this, next]() { subTaskSucceeded(next); });
     connect(next.get(), &Task::failed, this, [this, next](QString msg) { subTaskFailed(next, msg); });
 
-    connect(next.get(), &Task::status, this, &ConcurrentTask::subTaskStatus);
+    connect(next.get(), &Task::status, this, [this, next](QString msg) { subTaskStatus(next, msg); });
-    connect(next.get(), &Task::stepStatus, this, &ConcurrentTask::subTaskStatus);
+    connect(next.get(), &Task::details, this, [this, next](QString msg) { subTaskDetails(next, msg); });
+    connect(next.get(), &Task::stepProgress, this, [this, next](TaskStepProgress const& tp) { subTaskStepProgress(next, tp); });
 
-    connect(next.get(), &Task::progress, this, &ConcurrentTask::subTaskProgress);
+    connect(next.get(), &Task::progress, this, [this, next](qint64 current, qint64 total) { subTaskProgress(next, current, total); });
 
     m_doing.insert(next.get(), next);
+    auto task_progress = std::make_shared<TaskStepProgress>(TaskStepProgress({ next->getUid() }));
+    m_task_progress.insert(next->getUid(), task_progress);
 
-    setStepStatus(next->isMultiStep() ? next->getStepStatus() : next->getStatus());
     updateState();
+    updateStepProgress(*task_progress.get(), Operation::ADDED);
+    
 
     QCoreApplication::processEvents();
 
@@ -123,12 +158,17 @@ void ConcurrentTask::startNext()
 void ConcurrentTask::subTaskSucceeded(Task::Ptr task)
 {
     m_done.insert(task.get(), task);
+    m_succeeded.insert(task.get(), task);
+
     m_doing.remove(task.get());
+    auto task_progress = m_task_progress.value(task->getUid());
+    task_progress->state = TaskStepState::Succeeded;
 
     disconnect(task.get(), 0, this, 0);
 
+    emit stepProgress(*task_progress.get());
     updateState();
-
+    updateStepProgress(*task_progress.get(), Operation::REMOVED);
     startNext();
 }
 
@@ -139,27 +179,128 @@ void ConcurrentTask::subTaskFailed(Task::Ptr task, const QString& msg)
 
     m_doing.remove(task.get());
 
+    auto task_progress = m_task_progress.value(task->getUid());
+    task_progress->state = TaskStepState::Failed;
+
     disconnect(task.get(), 0, this, 0);
 
+    emit stepProgress(*task_progress.get());
     updateState();
-
+    updateStepProgress(*task_progress.get(), Operation::REMOVED);
     startNext();
 }
 
-void ConcurrentTask::subTaskStatus(const QString& msg)
+void ConcurrentTask::subTaskStatus(Task::Ptr task, const QString& msg)
 {
-    setStepStatus(msg);
+    auto task_progress = m_task_progress.value(task->getUid());
+    task_progress->status = msg;
+    task_progress->state = TaskStepState::Running;
+    
+    emit stepProgress(*task_progress.get());
+
+    if (totalSize() == 1) {
+        setStatus(msg);
+    }
 }
 
-void ConcurrentTask::subTaskProgress(qint64 current, qint64 total)
+void ConcurrentTask::subTaskDetails(Task::Ptr task, const QString& msg)
 {
-    m_stepProgress = current;
+    auto task_progress = m_task_progress.value(task->getUid());
-    m_stepTotalProgress = total;
+    task_progress->details = msg;
+    task_progress->state = TaskStepState::Running;
+    
+    emit stepProgress(*task_progress.get());
+
+    if (totalSize() == 1) {
+        setDetails(msg);
+    }
+}
+
+void ConcurrentTask::subTaskProgress(Task::Ptr task, qint64 current, qint64 total)
+{
+    auto task_progress = m_task_progress.value(task->getUid());
+
+    task_progress->old_current = task_progress->current;
+    task_progress->old_total = task_progress->old_total;
+
+    task_progress->current = current;
+    task_progress->total = total;
+    task_progress->state = TaskStepState::Running;
+    
+    emit stepProgress(*task_progress.get());
+    updateStepProgress(*task_progress.get(), Operation::CHANGED);
+    updateState();
+
+    if (totalSize() == 1) {
+        setProgress(task_progress->current, task_progress->total);
+    }
+}
+
+void ConcurrentTask::subTaskStepProgress(Task::Ptr task, TaskStepProgress const& task_progress)
+{
+    Operation op = Operation::ADDED;
+    
+    if (!m_task_progress.contains(task_progress.uid)) {
+        m_task_progress.insert(task_progress.uid, std::make_shared<TaskStepProgress>(task_progress));
+        op = Operation::ADDED;
+        emit stepProgress(task_progress);
+        updateStepProgress(task_progress, op);
+    } else {
+        auto tp = m_task_progress.value(task_progress.uid);
+
+        tp->old_current = tp->current;
+        tp->old_total = tp->total;
+
+        tp->current = task_progress.current;
+        tp->total = task_progress.total;
+        tp->status = task_progress.status;
+        tp->details = task_progress.details;
+
+        op = Operation::CHANGED;
+        emit stepProgress(*tp.get());
+        updateStepProgress(*tp.get(), op);
+    }
+
+}
+
+void ConcurrentTask::updateStepProgress(TaskStepProgress const& changed_progress, Operation op)
+{
+
+    switch (op) {
+        case Operation::ADDED:
+            m_stepProgress += changed_progress.current;
+            m_stepTotalProgress += changed_progress.total;
+            break;
+        case Operation::REMOVED:
+            m_stepProgress -= changed_progress.current;
+            m_stepTotalProgress -= changed_progress.total;
+            break;
+        case Operation::CHANGED:
+            m_stepProgress -= changed_progress.old_current;
+            m_stepTotalProgress -= changed_progress.old_total;
+            m_stepProgress += changed_progress.current;
+            m_stepTotalProgress += changed_progress.total;
+            break;    
+    }
+
 }
 
 void ConcurrentTask::updateState()
 {
-    setProgress(m_done.count(), totalSize());
+    if (totalSize() > 1) {
-    setStatus(tr("Executing %1 task(s) (%2 out of %3 are done)")
+        setProgress(m_done.count(), totalSize());
-                  .arg(QString::number(m_doing.count()), QString::number(m_done.count()), QString::number(totalSize())));
+        setStatus(tr("Executing %1 task(s) (%2 out of %3 are done)")
+                      .arg(QString::number(m_doing.count()), QString::number(m_done.count()), QString::number(totalSize())));
+    } else {
+        setProgress(m_stepProgress, m_stepTotalProgress);
+        QString status = tr("Please wait...");
+        if (m_queue.size() > 0) {
+            status = tr("Waiting for a task to start...");
+        } else if (m_doing.size() > 0) {
+            status = tr("Executing 1 task:");
+        } else if (m_done.size() > 0) {
+            status = tr("Task finished.");
+        }
+        setStatus(status);
+    }
 }

launcher/tasks/ConcurrentTask.h

@@ -1,13 +1,51 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ * 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.
+ */
 #pragma once
 
+#include <QHash>
 #include <QQueue>
 #include <QSet>
+#include <QUuid>
+#include <memory>
 
 #include "tasks/Task.h"
 
 class ConcurrentTask : public Task {
     Q_OBJECT
-public:
+   public:
     using Ptr = shared_qobject_ptr<ConcurrentTask>;
 
     explicit ConcurrentTask(QObject* parent = nullptr, QString task_name = "", int max_concurrent = 6);
@@ -15,15 +53,12 @@ public:
 
     bool canAbort() const override { return true; }
 
-    inline auto isMultiStep() const -> bool override { return m_queue.size() > 1; };
+    inline auto isMultiStep() const -> bool override { return totalSize() > 1; };
-    auto getStepProgress() const -> qint64 override;
+    auto getStepProgress() const -> TaskStepProgressList override;
-    auto getStepTotalProgress() const -> qint64 override;
-
-    inline auto getStepStatus() const -> QString override { return m_step_status; }
 
     void addTask(Task::Ptr task);
 
-public slots:
+   public slots:
     bool abort() override;
 
     /** Resets the internal state of the task.
@@ -31,26 +66,28 @@ public slots:
      */
     void clear();
 
-protected
+   protected slots:
-slots:
     void executeTask() override;
 
     virtual void startNext();
 
     void subTaskSucceeded(Task::Ptr);
-    void subTaskFailed(Task::Ptr, const QString &msg);
+    void subTaskFailed(Task::Ptr, const QString& msg);
-    void subTaskStatus(const QString &msg);
+    void subTaskStatus(Task::Ptr task, const QString& msg);
-    void subTaskProgress(qint64 current, qint64 total);
+    void subTaskDetails(Task::Ptr task, const QString& msg);
+    void subTaskProgress(Task::Ptr task, qint64 current, qint64 total);
+    void subTaskStepProgress(Task::Ptr task, TaskStepProgress const& task_step_progress);
 
-protected:
+   protected:
     // NOTE: This is not thread-safe.
     [[nodiscard]] unsigned int totalSize() const { return m_queue.size() + m_doing.size() + m_done.size(); }
 
-    void setStepStatus(QString status) { m_step_status = status; emit stepStatus(status); };
+    enum class Operation { ADDED, REMOVED, CHANGED };
+    void updateStepProgress(TaskStepProgress const& changed_progress, Operation);
 
     virtual void updateState();
 
-protected:
+   protected:
     QString m_name;
     QString m_step_status;
 
@@ -59,6 +96,9 @@ protected:
     QHash<Task*, Task::Ptr> m_doing;
     QHash<Task*, Task::Ptr> m_done;
     QHash<Task*, Task::Ptr> m_failed;
+    QHash<Task*, Task::Ptr> m_succeeded;
+
+    QHash<QUuid, std::shared_ptr<TaskStepProgress>> m_task_progress;
 
     int m_total_max_size;
 

launcher/tasks/MultipleOptionsTask.cpp

@@ -1,3 +1,37 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@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/>.
+ *
+ * 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 "MultipleOptionsTask.h"
 
 #include <QDebug>

launcher/tasks/MultipleOptionsTask.h

@@ -1,3 +1,37 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@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/>.
+ *
+ * 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.
+ */
 #pragma once
 
 #include "SequentialTask.h"

launcher/tasks/SequentialTask.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ * 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 "SequentialTask.h"
 
 #include <QDebug>

launcher/tasks/SequentialTask.h

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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/>.
+ *
+ * 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.
+ */
 #pragma once
 
 #include "ConcurrentTask.h"

launcher/tasks/Task.cpp

@@ -2,6 +2,7 @@
 /*
  *  PolyMC - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -37,8 +38,11 @@
 
 #include <QDebug>
 
+Q_LOGGING_CATEGORY(taskLogC, "launcher.task")
+
 Task::Task(QObject *parent, bool show_debug) : QObject(parent), m_show_debug(show_debug)
 {
+    m_uid = QUuid::createUuid();
     setAutoDelete(false);
 }
 
@@ -51,11 +55,23 @@ void Task::setStatus(const QString &new_status)
     }
 }
 
+void Task::setDetails(const QString& new_details)
+{
+    if (m_details != new_details)
+    {
+        m_details = new_details;
+        emit details(m_details);
+    }
+}
+
 void Task::setProgress(qint64 current, qint64 total)
 {
-    m_progress = current;
+    if ((m_progress != current) || (m_progressTotal != total)) {
-    m_progressTotal = total;
+        m_progress = current;
-    emit progress(m_progress, m_progressTotal);
+        m_progressTotal = total;
+        
+        emit progress(m_progress, m_progressTotal);
+    } 
 }
 
 void Task::start()
@@ -65,31 +81,31 @@ void Task::start()
         case State::Inactive:
         {
             if (m_show_debug)
-                qDebug() << "Task" << describe() << "starting for the first time";
+                qCDebug(taskLogC) << "Task" << describe() << "starting for the first time";
             break;
         }
         case State::AbortedByUser:
         {
             if (m_show_debug)
-                qDebug() << "Task" << describe() << "restarting for after being aborted by user";
+                qCDebug(taskLogC) << "Task" << describe() << "restarting for after being aborted by user";
             break;
         }
         case State::Failed:
         {
             if (m_show_debug)
-                qDebug() << "Task" << describe() << "restarting for after failing at first";
+                qCDebug(taskLogC) << "Task" << describe() << "restarting for after failing at first";
             break;
         }
         case State::Succeeded:
         {
             if (m_show_debug)
-                qDebug() << "Task" << describe() << "restarting for after succeeding at first";
+                qCDebug(taskLogC) << "Task" << describe() << "restarting for after succeeding at first";
             break;
         }
         case State::Running:
         {
             if (m_show_debug)
-                qWarning() << "The launcher tried to start task" << describe() << "while it was already running!";
+                qCWarning(taskLogC) << "The launcher tried to start task" << describe() << "while it was already running!";
             return;
         }
     }
@@ -104,12 +120,12 @@ void Task::emitFailed(QString reason)
     // Don't fail twice.
     if (!isRunning())
     {
-        qCritical() << "Task" << describe() << "failed while not running!!!!: " << reason;
+        qCCritical(taskLogC) << "Task" << describe() << "failed while not running!!!!: " << reason;
         return;
     }
     m_state = State::Failed;
     m_failReason = reason;
-    qCritical() << "Task" << describe() << "failed: " << reason;
+    qCCritical(taskLogC) << "Task" << describe() << "failed: " << reason;
     emit failed(reason);
     emit finished();
 }
@@ -119,13 +135,13 @@ void Task::emitAborted()
     // Don't abort twice.
     if (!isRunning())
     {
-        qCritical() << "Task" << describe() << "aborted while not running!!!!";
+        qCCritical(taskLogC) << "Task" << describe() << "aborted while not running!!!!";
         return;
     }
     m_state = State::AbortedByUser;
     m_failReason = "Aborted.";
     if (m_show_debug)
-        qDebug() << "Task" << describe() << "aborted.";
+        qCDebug(taskLogC) << "Task" << describe() << "aborted.";
     emit aborted();
     emit finished();
 }
@@ -135,16 +151,21 @@ void Task::emitSucceeded()
     // Don't succeed twice.
     if (!isRunning())
     {
-        qCritical() << "Task" << describe() << "succeeded while not running!!!!";
+        qCCritical(taskLogC) << "Task" << describe() << "succeeded while not running!!!!";
         return;
     }
     m_state = State::Succeeded;
     if (m_show_debug)
-        qDebug() << "Task" << describe() << "succeeded";
+        qCDebug(taskLogC) << "Task" << describe() << "succeeded";
     emit succeeded();
     emit finished();
 }
 
+void Task::propogateStepProgress(TaskStepProgress const& task_progress)
+{
+    emit stepProgress(task_progress);
+}
+
 QString Task::describe()
 {
     QString outStr;
@@ -159,6 +180,7 @@ QString Task::describe()
     {
         out << name;
     }
+    out << " ID: " << m_uid.toString(QUuid::WithoutBraces);
     out << QChar(')');
     out.flush();
     return outStr;

launcher/tasks/Task.h

@@ -1,7 +1,8 @@
 // SPDX-License-Identifier: GPL-3.0-only
 /*
- *  PolyMC - Minecraft Launcher
+ *  PrismLauncher - Minecraft Launcher
  *  Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
+ *  Copyright (c) 2023 Rachel Powers <508861+Ryex@users.noreply.github.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
@@ -36,9 +37,40 @@
 #pragma once
 
 #include <QRunnable>
+#include <QUuid>
+#include <QLoggingCategory>
 
 #include "QObjectPtr.h"
 
+Q_DECLARE_LOGGING_CATEGORY(taskLogC)
+
+enum class TaskStepState {
+    Waiting,
+    Running,
+    Failed,
+    Succeeded
+};
+
+Q_DECLARE_METATYPE(TaskStepState)
+
+struct TaskStepProgress {
+    QUuid uid; 
+    qint64 current = 0;
+    qint64 total = -1;
+
+    qint64 old_current = 0;
+    qint64 old_total = -1;
+
+    QString status = "";
+    QString details = "";
+    TaskStepState state = TaskStepState::Waiting;
+    bool isDone() const { return (state == TaskStepState::Failed) || (state == TaskStepState::Succeeded); }
+};
+
+Q_DECLARE_METATYPE(TaskStepProgress)
+
+typedef QList<std::shared_ptr<TaskStepProgress>> TaskStepProgressList;
+
 class Task : public QObject, public QRunnable {
     Q_OBJECT
    public:
@@ -73,12 +105,15 @@ class Task : public QObject, public QRunnable {
     auto getState() const -> State { return m_state; }
 
     QString getStatus() { return m_status; }
-    virtual auto getStepStatus() const -> QString { return m_status; }
+    QString getDetails() { return m_details; }
 
     qint64 getProgress() { return m_progress; }
     qint64 getTotalProgress() { return m_progressTotal; }
-    virtual auto getStepProgress() const -> qint64 { return 0; }
+    virtual auto getStepProgress() const -> TaskStepProgressList { return {}; }
-    virtual auto getStepTotalProgress() const -> qint64 { return 100; }
+
+     
+
+    QUuid getUid() { return m_uid; }
 
    protected:
     void logWarning(const QString& line);
@@ -94,7 +129,8 @@ class Task : public QObject, public QRunnable {
     void aborted();
     void failed(QString reason);
     void status(QString status);
-    void stepStatus(QString status);
+    void details(QString details);
+    void stepProgress(TaskStepProgress const& task_progress);
 
     /** Emitted when the canAbort() status has changed.
      */
@@ -117,8 +153,11 @@ class Task : public QObject, public QRunnable {
     virtual void emitAborted();
     virtual void emitFailed(QString reason = "");
 
+    virtual void propogateStepProgress(TaskStepProgress const& task_progress);
+
    public slots:
     void setStatus(const QString& status);
+    void setDetails(const QString& details);
     void setProgress(qint64 current, qint64 total);
 
    protected:
@@ -126,6 +165,7 @@ class Task : public QObject, public QRunnable {
     QStringList m_Warnings;
     QString m_failReason = "";
     QString m_status;
+    QString m_details;
     int m_progress = 0;
     int m_progressTotal = 100;
 
@@ -135,4 +175,6 @@ class Task : public QObject, public QRunnable {
    private:
     // Change using setAbortStatus
     bool m_can_abort = false;
+    QUuid m_uid;
+
 };

launcher/ui/MainWindow.cpp

@@ -1337,6 +1337,20 @@ void MainWindow::on_actionDeleteInstance_triggered()
     if (response != QMessageBox::Yes)
         return;
 
+    auto linkedInstances = APPLICATION->instances()->getLinkedInstancesById(id);
+    if (!linkedInstances.empty()) {
+        response = CustomMessageBox::selectable(
+                this, tr("There are linked instances"),
+                tr("The following instance(s) might reference files in this instance:\n\n"
+                "%1\n\n"
+                "Deleting it could break the other instance(s), \n\n"
+                "Do you wish to proceed?", nullptr, linkedInstances.count()).arg(linkedInstances.join("\n")), 
+                QMessageBox::Warning, QMessageBox::Yes | QMessageBox::No, QMessageBox::No
+            )->exec();
+        if (response != QMessageBox::Yes)
+            return;
+    }
+
     if (APPLICATION->instances()->trashInstance(id)) {
         ui->actionUndoTrashInstance->setEnabled(APPLICATION->instances()->trashedSomething());
         return;

launcher/ui/dialogs/BlockedModsDialog.cpp

@@ -195,7 +195,7 @@ void BlockedModsDialog::watchPath(QString path, bool watch_recursive)
     auto to_watch = QFileInfo(path);
     auto to_watch_path = to_watch.canonicalFilePath();
     if (m_watcher.directories().contains(to_watch_path))
-        return; // don't watch the same path twice (no loops!)
+        return;  // don't watch the same path twice (no loops!)
 
     qDebug() << "[Blocked Mods Dialog] Adding Watch Path:" << path;
     m_watcher.addPath(to_watch_path);
@@ -203,10 +203,9 @@ void BlockedModsDialog::watchPath(QString path, bool watch_recursive)
     if (!to_watch.isDir() || !watch_recursive)
         return;
 
-
     QDirIterator it(to_watch_path, QDir::Filter::Dirs | QDir::Filter::NoDotAndDotDot, QDirIterator::NoIteratorFlags);
     while (it.hasNext()) {
-        QString watch_dir = QDir(it.next()).canonicalPath(); // resolve symlinks and relative paths
+        QString watch_dir = QDir(it.next()).canonicalPath();  // resolve symlinks and relative paths
         watchPath(watch_dir, watch_recursive);
     }
 }
@@ -302,11 +301,35 @@ bool BlockedModsDialog::checkValidPath(QString path)
 {
     const QFileInfo file = QFileInfo(path);
     const QString filename = file.fileName();
-    QString laxFilename(filename);
-    laxFilename.replace('+', ' ');
 
-    auto compare = [](QString fsfilename, QString metadataFilename) {
+    auto compare = [](QString fsFilename, QString metadataFilename) {
-        return metadataFilename.compare(fsfilename, Qt::CaseInsensitive) == 0;
+        return metadataFilename.compare(fsFilename, Qt::CaseInsensitive) == 0;
+    };
+
+    // super lax compare (but not fuzzy)
+    // convert to lowercase
+    // convert all speratores to whitespace
+    // simplify sequence of internal whitespace to a single space
+    // efectivly compare two strings ignoring all separators and case
+    auto laxCompare = [](QString fsfilename, QString metadataFilename) {
+        // allowed character seperators
+        QList<QChar> allowedSeperators = { '-', '+', '.' , '_'};
+
+        // copy in lowercase
+        auto fsName = fsfilename.toLower();
+        auto metaName = metadataFilename.toLower();
+
+        // replace all potential allowed seperatores with whitespace
+        for (auto sep : allowedSeperators) {
+            fsName = fsName.replace(sep, ' ');
+            metaName = metaName.replace(sep, ' ');
+        }
+
+        // remove extraneous whitespace
+        fsName = fsName.simplified();
+        metaName = metaName.simplified();
+
+        return fsName.compare(metaName) == 0;
     };
 
     for (auto& mod : m_mods) {
@@ -314,7 +337,7 @@ bool BlockedModsDialog::checkValidPath(QString path)
             qDebug() << "[Blocked Mods Dialog] Name match found:" << mod.name << "| From path:" << path;
             return true;
         }
-        if (compare(laxFilename, mod.name)) {
+        if (laxCompare(filename, mod.name)) {
             qDebug() << "[Blocked Mods Dialog] Lax name match found:" << mod.name << "| From path:" << path;
             return true;
         }

launcher/ui/dialogs/CopyInstanceDialog.cpp

@@ -37,18 +37,21 @@
 #include <QPushButton>
 
 #include "Application.h"
+#include "BuildConfig.h"
 #include "CopyInstanceDialog.h"
 #include "ui_CopyInstanceDialog.h"
 
 #include "ui/dialogs/IconPickerDialog.h"
 
-#include "BaseVersion.h"
-#include "icons/IconList.h"
 #include "BaseInstance.h"
+#include "BaseVersion.h"
+#include "DesktopServices.h"
+#include "FileSystem.h"
 #include "InstanceList.h"
+#include "icons/IconList.h"
 
-CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
+CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget* parent)
-    :QDialog(parent), ui(new Ui::CopyInstanceDialog), m_original(original)
+    : QDialog(parent), ui(new Ui::CopyInstanceDialog), m_original(original)
 {
     ui->setupUi(this);
     resize(minimumSizeHint());
@@ -71,8 +74,7 @@ CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
     groupList.push_front("");
     ui->groupBox->addItems(groupList);
     int index = groupList.indexOf(APPLICATION->instances()->getInstanceGroup(m_original->id()));
-    if(index == -1)
+    if (index == -1) {
-    {
         index = 0;
     }
     ui->groupBox->setCurrentIndex(index);
@@ -85,6 +87,35 @@ CopyInstanceDialog::CopyInstanceDialog(InstancePtr original, QWidget *parent)
     ui->copyServersCheckbox->setChecked(m_selectedOptions.isCopyServersEnabled());
     ui->copyModsCheckbox->setChecked(m_selectedOptions.isCopyModsEnabled());
     ui->copyScreenshotsCheckbox->setChecked(m_selectedOptions.isCopyScreenshotsEnabled());
+
+    ui->symbolicLinksCheckbox->setChecked(m_selectedOptions.isUseSymLinksEnabled());
+    ui->hardLinksCheckbox->setChecked(m_selectedOptions.isUseHardLinksEnabled());
+
+    ui->recursiveLinkCheckbox->setChecked(m_selectedOptions.isLinkRecursivelyEnabled());
+    ui->dontLinkSavesCheckbox->setChecked(m_selectedOptions.isDontLinkSavesEnabled());
+
+    auto detectedFS = FS::statFS(m_original->instanceRoot()).fsType;
+
+    m_cloneSupported = FS::canCloneOnFS(detectedFS);
+    m_linkSupported = FS::canLinkOnFS(detectedFS);
+
+    if (m_cloneSupported) {
+        ui->cloneSupportedLabel->setText(tr("Reflinks are supported on %1").arg(FS::getFilesystemTypeName(detectedFS)));
+    } else {
+        ui->cloneSupportedLabel->setText(tr("Reflinks aren't supported on %1").arg(FS::getFilesystemTypeName(detectedFS)));
+    }
+
+#if defined(Q_OS_WIN)
+    ui->symbolicLinksCheckbox->setIcon(style()->standardIcon(QStyle::SP_VistaShield));
+    ui->symbolicLinksCheckbox->setToolTip(tr("Use symbolic links instead of copying files.") +
+                                          "\n" + tr("On Windows, symbolic links may require admin permission to create."));
+#endif
+
+    updateLinkOptions();
+    updateUseCloneCheckbox();
+
+    auto HelpButton = ui->buttonBox->button(QDialogButtonBox::Help);
+    connect(HelpButton, &QPushButton::clicked, this, &CopyInstanceDialog::help);
 }
 
 CopyInstanceDialog::~CopyInstanceDialog()
@@ -96,8 +127,7 @@ void CopyInstanceDialog::updateDialogState()
 {
     auto allowOK = !instName().isEmpty();
     auto OkButton = ui->buttonBox->button(QDialogButtonBox::Ok);
-    if(OkButton->isEnabled() != allowOK)
+    if (OkButton->isEnabled() != allowOK) {
-    {
         OkButton->setEnabled(allowOK);
     }
 }
@@ -105,8 +135,7 @@ void CopyInstanceDialog::updateDialogState()
 QString CopyInstanceDialog::instName() const
 {
     auto result = ui->instNameTextBox->text().trimmed();
-    if(result.size())
+    if (result.size()) {
-    {
         return result;
     }
     return QString();
@@ -127,6 +156,11 @@ const InstanceCopyPrefs& CopyInstanceDialog::getChosenOptions() const
     return m_selectedOptions;
 }
 
+void CopyInstanceDialog::help()
+{
+    DesktopServices::openUrl(QUrl(BuildConfig.HELP_URL.arg("instance-copy")));
+}
+
 void CopyInstanceDialog::checkAllCheckboxes(const bool& b)
 {
     ui->keepPlaytimeCheckbox->setChecked(b);
@@ -147,20 +181,46 @@ void CopyInstanceDialog::updateSelectAllCheckbox()
     ui->selectAllCheckbox->blockSignals(false);
 }
 
+void CopyInstanceDialog::updateUseCloneCheckbox()
+{
+    ui->useCloneCheckbox->setEnabled(m_cloneSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->hardLinksCheckbox->isChecked());
+    ui->useCloneCheckbox->setChecked(m_cloneSupported && m_selectedOptions.isUseCloneEnabled() && !ui->symbolicLinksCheckbox->isChecked() &&
+                                     !ui->hardLinksCheckbox->isChecked());
+}
+
+void CopyInstanceDialog::updateLinkOptions()
+{
+    ui->symbolicLinksCheckbox->setEnabled(m_linkSupported && !ui->hardLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
+    ui->hardLinksCheckbox->setEnabled(m_linkSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
+
+    ui->symbolicLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseSymLinksEnabled() &&
+                                          !ui->useCloneCheckbox->isChecked());
+    ui->hardLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseHardLinksEnabled() && !ui->useCloneCheckbox->isChecked());
+
+    bool linksInUse = (ui->symbolicLinksCheckbox->isChecked() || ui->hardLinksCheckbox->isChecked());
+    ui->recursiveLinkCheckbox->setEnabled(m_linkSupported && linksInUse && !ui->hardLinksCheckbox->isChecked());
+    ui->dontLinkSavesCheckbox->setEnabled(m_linkSupported && linksInUse);
+    ui->recursiveLinkCheckbox->setChecked(m_linkSupported && linksInUse && m_selectedOptions.isLinkRecursivelyEnabled());
+    ui->dontLinkSavesCheckbox->setChecked(m_linkSupported && linksInUse && m_selectedOptions.isDontLinkSavesEnabled());
+
+#if defined(Q_OS_WIN)
+    auto OkButton = ui->buttonBox->button(QDialogButtonBox::Ok);
+    OkButton->setIcon(m_selectedOptions.isUseSymLinksEnabled() ? style()->standardIcon(QStyle::SP_VistaShield) : QIcon());
+#endif
+}
+
 void CopyInstanceDialog::on_iconButton_clicked()
 {
     IconPickerDialog dlg(this);
     dlg.execWithSelection(InstIconKey);
 
-    if (dlg.result() == QDialog::Accepted)
+    if (dlg.result() == QDialog::Accepted) {
-    {
         InstIconKey = dlg.selectedIconKey;
         ui->iconButton->setIcon(APPLICATION->icons()->getIcon(InstIconKey));
     }
 }
 
-
+void CopyInstanceDialog::on_instNameTextBox_textChanged(const QString& arg1)
-void CopyInstanceDialog::on_instNameTextBox_textChanged(const QString &arg1)
 {
     updateDialogState();
 }
@@ -175,10 +235,10 @@ void CopyInstanceDialog::on_selectAllCheckbox_stateChanged(int state)
 void CopyInstanceDialog::on_copySavesCheckbox_stateChanged(int state)
 {
     m_selectedOptions.enableCopySaves(state == Qt::Checked);
+    ui->dontLinkSavesCheckbox->setChecked((state == Qt::Checked) && ui->dontLinkSavesCheckbox->isChecked());
     updateSelectAllCheckbox();
 }
 
-
 void CopyInstanceDialog::on_keepPlaytimeCheckbox_stateChanged(int state)
 {
     m_selectedOptions.enableKeepPlaytime(state == Qt::Checked);
@@ -220,3 +280,38 @@ void CopyInstanceDialog::on_copyScreenshotsCheckbox_stateChanged(int state)
     m_selectedOptions.enableCopyScreenshots(state == Qt::Checked);
     updateSelectAllCheckbox();
 }
+
+void CopyInstanceDialog::on_symbolicLinksCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseSymLinks(state == Qt::Checked);
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_hardLinksCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseHardLinks(state == Qt::Checked);
+    if (state == Qt::Checked && !ui->recursiveLinkCheckbox->isChecked()) {
+        ui->recursiveLinkCheckbox->setChecked(true);
+    }
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_recursiveLinkCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableLinkRecursively(state == Qt::Checked);
+    updateLinkOptions();
+}
+
+void CopyInstanceDialog::on_dontLinkSavesCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableDontLinkSaves(state == Qt::Checked);
+}
+
+void CopyInstanceDialog::on_useCloneCheckbox_stateChanged(int state)
+{
+    m_selectedOptions.enableUseClone(m_cloneSupported && (state == Qt::Checked));
+    updateUseCloneCheckbox();
+    updateLinkOptions();
+}

launcher/ui/dialogs/CopyInstanceDialog.h

@@ -16,22 +16,21 @@
 #pragma once
 
 #include <QDialog>
+#include "BaseInstance.h"
 #include "BaseVersion.h"
 #include "InstanceCopyPrefs.h"
 
 class BaseInstance;
 
-namespace Ui
+namespace Ui {
-{
 class CopyInstanceDialog;
 }
 
-class CopyInstanceDialog : public QDialog
+class CopyInstanceDialog : public QDialog {
-{
     Q_OBJECT
 
-public:
+   public:
-    explicit CopyInstanceDialog(InstancePtr original, QWidget *parent = 0);
+    explicit CopyInstanceDialog(InstancePtr original, QWidget* parent = 0);
     ~CopyInstanceDialog();
 
     void updateDialogState();
@@ -41,10 +40,12 @@ public:
     QString iconKey() const;
     const InstanceCopyPrefs& getChosenOptions() const;
 
-private
+   public slots:
-slots:
+    void help();
+
+   private slots:
     void on_iconButton_clicked();
-    void on_instNameTextBox_textChanged(const QString &arg1);
+    void on_instNameTextBox_textChanged(const QString& arg1);
     // Checkboxes
     void on_selectAllCheckbox_stateChanged(int state);
     void on_copySavesCheckbox_stateChanged(int state);
@@ -55,13 +56,23 @@ slots:
     void on_copyServersCheckbox_stateChanged(int state);
     void on_copyModsCheckbox_stateChanged(int state);
     void on_copyScreenshotsCheckbox_stateChanged(int state);
+    void on_symbolicLinksCheckbox_stateChanged(int state);
+    void on_hardLinksCheckbox_stateChanged(int state);
+    void on_recursiveLinkCheckbox_stateChanged(int state);
+    void on_dontLinkSavesCheckbox_stateChanged(int state);
+    void on_useCloneCheckbox_stateChanged(int state);
 
-private:
+   private:
     void checkAllCheckboxes(const bool& b);
     void updateSelectAllCheckbox();
+    void updateUseCloneCheckbox();
+    void updateLinkOptions();
+
     /* data */
-    Ui::CopyInstanceDialog *ui;
+    Ui::CopyInstanceDialog* ui;
     QString InstIconKey;
     InstancePtr m_original;
     InstanceCopyPrefs m_selectedOptions;
+    bool m_cloneSupported = false;
+    bool m_linkSupported = false;
 };

launcher/ui/dialogs/CopyInstanceDialog.ui

@@ -9,8 +9,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>341</width>
+    <width>575</width>
-    <height>399</height>
+    <height>695</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -113,93 +113,268 @@
     </layout>
    </item>
    <item>
-    <layout class="QHBoxLayout" name="selectAllButtonLayout">
+    <widget class="QGroupBox" name="copyOptionsGroup">
+     <property name="title">
+      <string>Instance Copy Options</string>
+     </property>
+     <layout class="QGridLayout" name="copyOptionsLayout">
+      <item row="1" column="0">
+       <widget class="QCheckBox" name="keepPlaytimeCheckbox">
+        <property name="text">
+         <string>Keep play time</string>
+        </property>
+       </widget>
+      </item>
+      <item row="6" column="1">
+       <widget class="QCheckBox" name="copyModsCheckbox">
+        <property name="toolTip">
+         <string>Disabling this will still keep the mod loader (ex: Fabric, Quilt, etc.) but erase the mods folder and their configs.</string>
+        </property>
+        <property name="text">
+         <string>Copy mods</string>
+        </property>
+       </widget>
+      </item>
+      <item row="6" column="0">
+       <widget class="QCheckBox" name="copyResPacksCheckbox">
+        <property name="enabled">
+         <bool>true</bool>
+        </property>
+        <property name="text">
+         <string>Copy resource packs</string>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="0">
+       <widget class="QCheckBox" name="copyGameOptionsCheckbox">
+        <property name="toolTip">
+         <string>Copy the in-game options like FOV, max framerate, etc.</string>
+        </property>
+        <property name="text">
+         <string>Copy game options</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1">
+       <widget class="QCheckBox" name="copyShaderPacksCheckbox">
+        <property name="text">
+         <string>Copy shader packs</string>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="1">
+       <widget class="QCheckBox" name="copyServersCheckbox">
+        <property name="text">
+         <string>Copy servers</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QCheckBox" name="copySavesCheckbox">
+        <property name="text">
+         <string>Copy saves</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QCheckBox" name="copyScreenshotsCheckbox">
+        <property name="text">
+         <string>Copy screenshots</string>
+        </property>
+       </widget>
+      </item>
+      <item row="7" column="1">
+       <widget class="QCheckBox" name="selectAllCheckbox">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="layoutDirection">
+         <enum>Qt::LeftToRight</enum>
+        </property>
+        <property name="text">
+         <string>Select all</string>
+        </property>
+        <property name="checked">
+         <bool>false</bool>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="Line" name="line_2">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="advancedOptionsLabel">
+     <property name="text">
+      <string>Advanced Copy Options</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <layout class="QVBoxLayout" name="copyModeLayout">
      <item>
-      <widget class="QCheckBox" name="selectAllCheckbox">
+      <widget class="QGroupBox" name="linkFilesGroup">
-       <property name="sizePolicy">
+       <property name="toolTip">
-        <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+        <string>Use symbolic or hard links instead of copying files.</string>
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
        </property>
-       <property name="layoutDirection">
+       <property name="title">
-        <enum>Qt::LeftToRight</enum>
+        <string>Symbolic and Hard Link Options</string>
        </property>
-       <property name="text">
+       <property name="flat">
-        <string>Select all</string>
+        <bool>false</bool>
+       </property>
+       <property name="checkable">
+        <bool>false</bool>
        </property>
        <property name="checked">
         <bool>false</bool>
        </property>
+       <layout class="QVBoxLayout" name="linkOptionsLayout">
+        <item>
+         <widget class="QLabel" name="linkOptionsLabel">
+          <property name="text">
+           <string>Links are supported on most filesystems except FAT</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <layout class="QGridLayout" name="linkOptionsGridLayout" rowstretch="0,0,0,0" columnstretch="0,0" rowminimumheight="0,0,0,0" columnminimumwidth="0,0">
+          <property name="leftMargin">
+           <number>6</number>
+          </property>
+          <property name="topMargin">
+           <number>6</number>
+          </property>
+          <property name="rightMargin">
+           <number>6</number>
+          </property>
+          <property name="bottomMargin">
+           <number>6</number>
+          </property>
+          <item row="2" column="1">
+           <widget class="QCheckBox" name="recursiveLinkCheckbox">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="toolTip">
+             <string>Link each resource individually instead of linking whole folders at once</string>
+            </property>
+            <property name="text">
+             <string>Link files recursively</string>
+            </property>
+           </widget>
+          </item>
+          <item row="3" column="1">
+           <widget class="QCheckBox" name="dontLinkSavesCheckbox">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="toolTip">
+             <string>If &quot;copy saves&quot; is selected world save data will be copied instead of linked and thus not shared between instances.</string>
+            </property>
+            <property name="text">
+             <string>Don't link saves</string>
+            </property>
+            <property name="checked">
+             <bool>false</bool>
+            </property>
+           </widget>
+          </item>
+          <item row="3" column="0">
+           <widget class="QCheckBox" name="hardLinksCheckbox">
+            <property name="enabled">
+             <bool>true</bool>
+            </property>
+            <property name="toolTip">
+             <string>Use hard links instead of copying files.</string>
+            </property>
+            <property name="text">
+             <string>Use hard links</string>
+            </property>
+           </widget>
+          </item>
+          <item row="2" column="0">
+           <widget class="QCheckBox" name="symbolicLinksCheckbox">
+            <property name="toolTip">
+             <string>Use symbolic links instead of copying files.</string>
+            </property>
+            <property name="text">
+             <string>Use symbolic links</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+       </layout>
       </widget>
      </item>
-    </layout>
+     <item>
-   </item>
+      <widget class="QGroupBox" name="horizontalGroupBox">
-   <item>
+       <property name="title">
-    <layout class="QGridLayout" name="copyOptionsLayout">
+        <string>CoW (Copy-on-Write) Options</string>
-     <item row="6" column="1">
-      <widget class="QCheckBox" name="copyModsCheckbox">
-       <property name="toolTip">
-        <string>Disabling this will still keep the mod loader (ex: Fabric, Quilt, etc.) but erase the mods folder and their configs.</string>
-       </property>
-       <property name="text">
-        <string>Copy mods</string>
-       </property>
-      </widget>
-     </item>
-     <item row="5" column="0">
-      <widget class="QCheckBox" name="copyGameOptionsCheckbox">
-       <property name="toolTip">
-        <string>Copy the in-game options like FOV, max framerate, etc.</string>
-       </property>
-       <property name="text">
-        <string>Copy game options</string>
-       </property>
-      </widget>
-     </item>
-     <item row="3" column="0">
-      <widget class="QCheckBox" name="copySavesCheckbox">
-       <property name="text">
-        <string>Copy saves</string>
-       </property>
-      </widget>
-     </item>
-     <item row="3" column="1">
-      <widget class="QCheckBox" name="copyShaderPacksCheckbox">
-       <property name="text">
-        <string>Copy shader packs</string>
-       </property>
-      </widget>
-     </item>
-     <item row="5" column="1">
-      <widget class="QCheckBox" name="copyServersCheckbox">
-       <property name="text">
-        <string>Copy servers</string>
-       </property>
-      </widget>
-     </item>
-     <item row="6" column="0">
-      <widget class="QCheckBox" name="copyResPacksCheckbox">
-       <property name="enabled">
-        <bool>true</bool>
-       </property>
-       <property name="text">
-        <string>Copy resource packs</string>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="0">
-      <widget class="QCheckBox" name="keepPlaytimeCheckbox">
-       <property name="text">
-        <string>Keep play time</string>
-       </property>
-      </widget>
-     </item>
-     <item row="1" column="1">
-      <widget class="QCheckBox" name="copyScreenshotsCheckbox">
-       <property name="text">
-        <string>Copy screenshots</string>
        </property>
+       <layout class="QHBoxLayout" name="useCloneLayout">
+        <item>
+         <widget class="QCheckBox" name="useCloneCheckbox">
+          <property name="enabled">
+           <bool>false</bool>
+          </property>
+          <property name="toolTip">
+           <string>Files cloned with reflinks take up no extra space until they are modified.</string>
+          </property>
+          <property name="text">
+           <string>Clone instead of copying</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <spacer name="CoWSpacer">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
+        <item>
+         <widget class="QLabel" name="cloneSupportedLabel">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>1</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Your filesystem and/or OS doesn't support reflinks</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+          <property name="margin">
+           <number>4</number>
+          </property>
+         </widget>
+        </item>
+       </layout>
       </widget>
      </item>
     </layout>
@@ -210,7 +385,7 @@
       <enum>Qt::Horizontal</enum>
      </property>
      <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Help|QDialogButtonBox::Ok</set>
      </property>
     </widget>
    </item>
@@ -220,10 +395,21 @@
   <tabstop>iconButton</tabstop>
   <tabstop>instNameTextBox</tabstop>
   <tabstop>groupBox</tabstop>
+  <tabstop>keepPlaytimeCheckbox</tabstop>
+  <tabstop>copyScreenshotsCheckbox</tabstop>
+  <tabstop>copySavesCheckbox</tabstop>
+  <tabstop>copyShaderPacksCheckbox</tabstop>
+  <tabstop>copyGameOptionsCheckbox</tabstop>
+  <tabstop>copyServersCheckbox</tabstop>
+  <tabstop>copyResPacksCheckbox</tabstop>
+  <tabstop>copyModsCheckbox</tabstop>
+  <tabstop>symbolicLinksCheckbox</tabstop>
+  <tabstop>recursiveLinkCheckbox</tabstop>
+  <tabstop>hardLinksCheckbox</tabstop>
+  <tabstop>dontLinkSavesCheckbox</tabstop>
+  <tabstop>useCloneCheckbox</tabstop>
  </tabstops>
- <resources>
+ <resources/>
-  <include location="../../graphics.qrc"/>
- </resources>
  <connections>
   <connection>
    <sender>buttonBox</sender>
@@ -232,8 +418,8 @@
    <slot>accept()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>254</x>
+     <x>269</x>
-     <y>316</y>
+     <y>692</y>
     </hint>
     <hint type="destinationlabel">
      <x>157</x>
@@ -248,8 +434,8 @@
    <slot>reject()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>322</x>
+     <x>337</x>
-     <y>316</y>
+     <y>692</y>
     </hint>
     <hint type="destinationlabel">
      <x>286</x>

launcher/ui/dialogs/ExportInstanceDialog.cpp

@@ -45,6 +45,8 @@
 #include <QDebug>
 #include <QSaveFile>
 #include <QStack>
+#include <QFileInfo>
+
 #include "StringUtils.h"
 #include "SeparatorPrefixTree.h"
 #include "Application.h"
@@ -429,7 +431,8 @@ bool ExportInstanceDialog::doExport()
         QMessageBox::warning(this, tr("Error"), tr("Unable to export instance"));
         return false;
     }
-    if (!MMCZip::compressDirFiles(output, m_instance->instanceRoot(), files))
+
+    if (!MMCZip::compressDirFiles(output, m_instance->instanceRoot(), files, true))
     {
         QMessageBox::warning(this, tr("Error"), tr("Unable to export instance"));
         return false;

launcher/ui/dialogs/NewInstanceDialog.cpp

@@ -56,7 +56,6 @@
 #include "ui/widgets/PageContainer.h"
 #include "ui/pages/modplatform/VanillaPage.h"
 #include "ui/pages/modplatform/atlauncher/AtlPage.h"
-#include "ui/pages/modplatform/ftb/FtbPage.h"
 #include "ui/pages/modplatform/legacy_ftb/Page.h"
 #include "ui/pages/modplatform/flame/FlamePage.h"
 #include "ui/pages/modplatform/ImportPage.h"
@@ -168,7 +167,6 @@ QList<BasePage *> NewInstanceDialog::getPages()
     pages.append(new AtlPage(this));
     if (APPLICATION->capabilities() & Application::SupportsFlame)
         pages.append(new FlamePage(this));
-    pages.append(new FtbPage(this));
     pages.append(new LegacyFTB::Page(this));
     pages.append(new ModrinthPage(this));
     pages.append(new TechnicPage(this));

launcher/ui/dialogs/ProgressDialog.cpp

@@ -1,29 +1,69 @@
-/* Copyright 2013-2021 MultiMC Contributors
+/// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PrismLaucher - Minecraft Launcher
+ *  Copyright (C) 2023 Rachel Powers <508861+Ryex@users.noreply.github.com>
  *
- * Licensed under the Apache License, Version 2.0 (the "License");
+ *  This program is free software: you can redistribute it and/or modify
- * you may not use this file except in compliance with the License.
+ *  it under the terms of the GNU General Public License as published by
- * You may obtain a copy of the License at
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  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.
  *
- * Unless required by applicable law or agreed to in writing, software
+ *  You should have received a copy of the GNU General Public License
- * distributed under the License is distributed on an "AS IS" BASIS,
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
- * See the License for the specific language governing permissions and
+ * This file incorporates work covered by the following copyright and
- * limitations under the License.
+ * 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 "ProgressDialog.h"
 #include "ui_ProgressDialog.h"
 
+#include <limits>
 #include <QDebug>
 #include <QKeyEvent>
 
 #include "tasks/Task.h"
 
+#include "ui/widgets/SubTaskProgressBar.h"
+
+
+// map a value in a numeric range of an arbitrary type to between 0 and INT_MAX
+// for getting the best precision out of the qt progress bar
+template<typename T, std::enable_if_t<std::is_arithmetic_v<T>, bool> = true>
+std::tuple<int, int> map_int_zero_max(T current, T range_max, T range_min)
+{
+    int int_max = std::numeric_limits<int>::max();
+
+    auto type_range = range_max - range_min;
+    double percentage = static_cast<double>(current - range_min) / static_cast<double>(type_range);
+    int mapped_current = percentage * int_max;
+
+    return {mapped_current, int_max};
+}
+
+
 ProgressDialog::ProgressDialog(QWidget* parent) : QDialog(parent), ui(new Ui::ProgressDialog)
 {
     ui->setupUi(this);
+    ui->taskProgressScrollArea->setHidden(true);
     this->setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
     setAttribute(Qt::WidgetAttribute::WA_QuitOnClose, true);
     setSkipButton(false);
@@ -54,10 +94,24 @@ ProgressDialog::~ProgressDialog()
 }
 
 void ProgressDialog::updateSize()
-{
+{   
+    QSize lastSize = this->size();
     QSize qSize = QSize(480, minimumSizeHint().height());
-    resize(qSize);
+
-    setFixedSize(qSize);
+    // if the current window is too small
+    if ((lastSize != qSize) && (lastSize.height() < qSize.height()))
+    {
+        resize(qSize);
+        
+        // keep the dialog in the center after a resize
+        this->move(
+            this->parentWidget()->x() + (this->parentWidget()->width() - this->width()) / 2,
+            this->parentWidget()->y() + (this->parentWidget()->height() - this->height()) / 2
+        );
+    }
+
+    setMinimumSize(qSize);
+
 }
 
 int ProgressDialog::execWithTask(Task* task)
@@ -79,17 +133,15 @@ int ProgressDialog::execWithTask(Task* task)
     connect(task, &Task::failed, this, &ProgressDialog::onTaskFailed);
     connect(task, &Task::succeeded, this, &ProgressDialog::onTaskSucceeded);
     connect(task, &Task::status, this, &ProgressDialog::changeStatus);
-    connect(task, &Task::stepStatus, this, &ProgressDialog::changeStatus);
+    connect(task, &Task::details, this, &ProgressDialog::changeStatus);
+    connect(task, &Task::stepProgress, this, &ProgressDialog::changeStepProgress);
     connect(task, &Task::progress, this, &ProgressDialog::changeProgress);
-
     connect(task, &Task::aborted, this, &ProgressDialog::hide);
     connect(task, &Task::abortStatusChanged, ui->skipButton, &QPushButton::setEnabled);
 
     m_is_multi_step = task->isMultiStep();
-    if (!m_is_multi_step) {
+    ui->taskProgressScrollArea->setHidden(!m_is_multi_step);
-        ui->globalStatusLabel->setHidden(true);
+    updateSize();
-        ui->globalProgressBar->setHidden(true);
-    }
 
     // It's a good idea to start the task after we entered the dialog's event loop :^)
     if (!task->isRunning()) {
@@ -149,23 +201,53 @@ void ProgressDialog::onTaskSucceeded()
 void ProgressDialog::changeStatus(const QString& status)
 {
     ui->globalStatusLabel->setText(task->getStatus());
-    ui->statusLabel->setText(task->getStepStatus());
+    ui->globalStatusDetailsLabel->setText(task->getDetails());
 
     updateSize();
 }
 
+void ProgressDialog::addTaskProgress(TaskStepProgress const& progress)
+{
+    SubTaskProgressBar* task_bar = new SubTaskProgressBar(this);
+    taskProgress.insert(progress.uid, task_bar);
+    ui->taskProgressLayout->addWidget(task_bar);
+}
+
+void ProgressDialog::changeStepProgress(TaskStepProgress const& task_progress)
+{
+    m_is_multi_step = true;
+    if(ui->taskProgressScrollArea->isHidden()) {
+        ui->taskProgressScrollArea->setHidden(false);
+        updateSize();
+    }
+    
+    if (!taskProgress.contains(task_progress.uid))
+        addTaskProgress(task_progress);
+    auto task_bar = taskProgress.value(task_progress.uid);
+
+
+    auto const [mapped_current, mapped_total] = map_int_zero_max<qint64>(task_progress.current, task_progress.total, 0);
+    if (task_progress.total <= 0) {
+        task_bar->setRange(0, 0);
+    } else {
+        task_bar->setRange(0, mapped_total);
+    }
+
+    task_bar->setValue(mapped_current);
+    task_bar->setStatus(task_progress.status);
+    task_bar->setDetails(task_progress.details);
+
+    if (task_progress.isDone()) {
+        task_bar->setVisible(false);
+    }
+
+}
+
 void ProgressDialog::changeProgress(qint64 current, qint64 total)
 {
     ui->globalProgressBar->setMaximum(total);
     ui->globalProgressBar->setValue(current);
 
-    if (!m_is_multi_step) {
-        ui->taskProgressBar->setMaximum(total);
-        ui->taskProgressBar->setValue(current);
-    } else {
-        ui->taskProgressBar->setMaximum(task->getStepProgress());
-        ui->taskProgressBar->setValue(task->getStepTotalProgress());
-    }
 }
 
 void ProgressDialog::keyPressEvent(QKeyEvent* e)