Merge branch 'develop' into components-resource-pack-fix

Signed-off-by: cullvox <68567525+cadenmiller@users.noreply.github.com>

.github/workflows/build.yml

@@ -164,7 +164,7 @@ jobs:
 
       - name: Retrieve ccache cache (Windows MinGW-w64)
         if: runner.os == 'Windows' && matrix.msystem != '' && inputs.build_type == 'Debug'
-        uses: actions/cache@v3.3.1
+        uses: actions/cache@v3.3.2
         with:
           path: '${{ github.workspace }}\.ccache'
           key: ${{ matrix.os }}-mingw-w64-ccache-${{ github.run_id }}

flake.lock

@@ -89,13 +89,28 @@
         "type": "github"
       }
     },
+    "nix-filter": {
+      "locked": {
+        "lastModified": 1694857738,
+        "narHash": "sha256-bxxNyLHjhu0N8T3REINXQ2ZkJco0ABFPn6PIe2QUfqo=",
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "rev": "41fd48e00c22b4ced525af521ead8792402de0ea",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693626178,
+        "lastModified": 1695978539,
-        "narHash": "sha256-Rpiy6lIOu4zny8tfGuIeN1ji9eSz9nPmm9yBhh/4IOM=",
+        "narHash": "sha256-lta5HToBZMWZ2hl5CautNSUgIZViR41QxN7JKbMAjgQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "bfb7dfec93f3b5d7274db109f2990bc889861caf",
+        "rev": "bd9b686c0168041aea600222be0805a0de6e6ab8",
         "type": "github"
       },
       "original": {
@@ -138,11 +153,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1692274144,
+        "lastModified": 1695576016,
-        "narHash": "sha256-BxTQuRUANQ81u8DJznQyPmRsg63t4Yc+0kcyq6OLz8s=",
+        "narHash": "sha256-71KxwRhTfVuh7kNrg3/edNjYVg9DCyKZl2QIKbhRggg=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "7e3517c03d46159fdbf8c0e5c97f82d5d4b0c8fa",
+        "rev": "cb770e93516a1609652fa8e945a0f310e98f10c0",
         "type": "github"
       },
       "original": {
@@ -156,6 +171,7 @@
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
         "libnbtplusplus": "libnbtplusplus",
+        "nix-filter": "nix-filter",
         "nixpkgs": "nixpkgs",
         "pre-commit-hooks": "pre-commit-hooks"
       }

flake.nix

@@ -4,6 +4,7 @@
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
     flake-parts.url = "github:hercules-ci/flake-parts";
+    nix-filter.url = "github:numtide/nix-filter";
     pre-commit-hooks = {
       url = "github:cachix/pre-commit-hooks.nix";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -20,12 +21,14 @@
     };
   };
 
-  outputs = inputs:
+  outputs = {
-    inputs.flake-parts.lib.mkFlake
+    flake-parts,
-    {inherit inputs;}
+    pre-commit-hooks,
-    {
+    ...
+  } @ inputs:
+    flake-parts.lib.mkFlake {inherit inputs;} {
       imports = [
-        inputs.pre-commit-hooks.flakeModule
+        pre-commit-hooks.flakeModule
 
         ./nix/dev.nix
         ./nix/distribution.nix

launcher/Application.cpp

@@ -503,6 +503,9 @@ Application::Application(int& argc, char** argv) : QApplication(argc, argv)
 
         m_settings->registerSetting("MenuBarInsteadOfToolBar", false);
 
+        m_settings->registerSetting("NumberOfConcurrentTasks", 10);
+        m_settings->registerSetting("NumberOfConcurrentDownloads", 6);
+
         QString defaultMonospace;
         int defaultSize = 11;
 #ifdef Q_OS_WIN32

launcher/CMakeLists.txt

@@ -216,13 +216,9 @@ set(MINECRAFT_SOURCES
     minecraft/auth/MinecraftAccount.h
     minecraft/auth/Parsers.cpp
     minecraft/auth/Parsers.h
-    minecraft/auth/Yggdrasil.cpp
-    minecraft/auth/Yggdrasil.h
 
     minecraft/auth/flows/AuthFlow.cpp
     minecraft/auth/flows/AuthFlow.h
-    minecraft/auth/flows/Mojang.cpp
-    minecraft/auth/flows/Mojang.h
     minecraft/auth/flows/MSA.cpp
     minecraft/auth/flows/MSA.h
     minecraft/auth/flows/Offline.cpp
@@ -236,12 +232,8 @@ set(MINECRAFT_SOURCES
     minecraft/auth/steps/GetSkinStep.h
     minecraft/auth/steps/LauncherLoginStep.cpp
     minecraft/auth/steps/LauncherLoginStep.h
-    minecraft/auth/steps/MigrationEligibilityStep.cpp
-    minecraft/auth/steps/MigrationEligibilityStep.h
     minecraft/auth/steps/MinecraftProfileStep.cpp
     minecraft/auth/steps/MinecraftProfileStep.h
-    minecraft/auth/steps/MinecraftProfileStepMojang.cpp
-    minecraft/auth/steps/MinecraftProfileStepMojang.h
     minecraft/auth/steps/MSAStep.cpp
     minecraft/auth/steps/MSAStep.h
     minecraft/auth/steps/XboxAuthorizationStep.cpp
@@ -250,8 +242,6 @@ set(MINECRAFT_SOURCES
     minecraft/auth/steps/XboxProfileStep.h
     minecraft/auth/steps/XboxUserStep.cpp
     minecraft/auth/steps/XboxUserStep.h
-    minecraft/auth/steps/YggdrasilStep.cpp
-    minecraft/auth/steps/YggdrasilStep.h
 
     minecraft/gameoptions/GameOptions.h
     minecraft/gameoptions/GameOptions.cpp
@@ -944,8 +934,6 @@ SET(LAUNCHER_SOURCES
     ui/dialogs/IconPickerDialog.h
     ui/dialogs/ImportResourceDialog.cpp
     ui/dialogs/ImportResourceDialog.h
-    ui/dialogs/LoginDialog.cpp
-    ui/dialogs/LoginDialog.h
     ui/dialogs/MSALoginDialog.cpp
     ui/dialogs/MSALoginDialog.h
     ui/dialogs/OfflineLoginDialog.cpp
@@ -1104,7 +1092,6 @@ qt_wrap_ui(LAUNCHER_UI
     ui/dialogs/MSALoginDialog.ui
     ui/dialogs/OfflineLoginDialog.ui
     ui/dialogs/AboutDialog.ui
-    ui/dialogs/LoginDialog.ui
     ui/dialogs/EditAccountDialog.ui
     ui/dialogs/ReviewMessageBox.ui
     ui/dialogs/ScrollMessageBox.ui
@@ -1137,6 +1124,9 @@ include(CompilerWarnings)
 
 # Add executable
 add_library(Launcher_logic STATIC ${LOGIC_SOURCES} ${LAUNCHER_SOURCES} ${LAUNCHER_UI} ${LAUNCHER_RESOURCES})
+if(BUILD_TESTING)
+target_compile_definitions(Launcher_logic PUBLIC LAUNCHER_TEST)
+endif()
 set_project_warnings(Launcher_logic
     "${Launcher_MSVC_WARNINGS}"
     "${Launcher_CLANG_WARNINGS}"

launcher/LaunchController.cpp

@@ -88,8 +88,8 @@ void LaunchController::decideAccount()
     if (accounts->count() <= 0) {
         // Tell the user they need to log in at least one account in order to play.
         auto reply = CustomMessageBox::selectable(m_parentWidget, tr("No Accounts"),
-                                                  tr("In order to play Minecraft, you must have at least one Microsoft or Mojang "
+                                                  tr("In order to play Minecraft, you must have at least one Microsoft "
-                                                     "account logged in. Mojang accounts can only be used offline. "
+                                                     "account which owns Minecraft logged in."
                                                      "Would you like to open the account manager to add an account now?"),
                                                   QMessageBox::Information, QMessageBox::Yes | QMessageBox::No)
                          ->exec();

launcher/minecraft/MinecraftInstance.cpp

@@ -311,7 +311,7 @@ QString MinecraftInstance::getLocalLibraryPath() const
 bool MinecraftInstance::supportsDemo() const
 {
     Version instance_ver{ getPackProfile()->getComponentVersion("net.minecraft") };
-    // Demo mode was introduced in 1.3.1: https://minecraft.fandom.com/wiki/Demo_mode#History
+    // Demo mode was introduced in 1.3.1: https://minecraft.wiki/w/Demo_mode#History
     // FIXME: Due to Version constraints atm, this can't handle well non-release versions
     return instance_ver >= Version("1.3.1");
 }
@@ -856,9 +856,6 @@ QMap<QString, QString> MinecraftInstance::createCensorFilterFromSession(AuthSess
     if (sessionRef.access_token != "0") {
         addToFilter(sessionRef.access_token, tr("<ACCESS TOKEN>"));
     }
-    if (sessionRef.client_token.size()) {
-        addToFilter(sessionRef.client_token, tr("<CLIENT TOKEN>"));
-    }
     addToFilter(sessionRef.uuid, tr("<PROFILE ID>"));
 
     return filter;

launcher/minecraft/auth/AccountData.cpp

@@ -278,67 +278,6 @@ bool entitlementFromJSONV3(const QJsonObject& parent, MinecraftEntitlement& out)
 
 }  // namespace
 
-bool AccountData::resumeStateFromV2(QJsonObject data)
-{
-    // The JSON object must at least have a username for it to be valid.
-    if (!data.value("username").isString()) {
-        qCritical() << "Can't load Mojang account info from JSON object. Username field is missing or of the wrong type.";
-        return false;
-    }
-
-    QString userName = data.value("username").toString("");
-    QString clientToken = data.value("clientToken").toString("");
-    QString accessToken = data.value("accessToken").toString("");
-
-    QJsonArray profileArray = data.value("profiles").toArray();
-    if (profileArray.size() < 1) {
-        qCritical() << "Can't load Mojang account with username \"" << userName << "\". No profiles found.";
-        return false;
-    }
-
-    struct AccountProfile {
-        QString id;
-        QString name;
-        bool legacy;
-    };
-
-    QList<AccountProfile> profiles;
-    int currentProfileIndex = 0;
-    int index = -1;
-    QString currentProfile = data.value("activeProfile").toString("");
-    for (QJsonValue profileVal : profileArray) {
-        index++;
-        QJsonObject profileObject = profileVal.toObject();
-        QString id = profileObject.value("id").toString("");
-        QString name = profileObject.value("name").toString("");
-        bool legacy_ = profileObject.value("legacy").toBool(false);
-        if (id.isEmpty() || name.isEmpty()) {
-            qWarning() << "Unable to load a profile" << name << "because it was missing an ID or a name.";
-            continue;
-        }
-        if (id == currentProfile) {
-            currentProfileIndex = index;
-        }
-        profiles.append({ id, name, legacy_ });
-    }
-    auto& profile = profiles[currentProfileIndex];
-
-    type = AccountType::Mojang;
-    legacy = profile.legacy;
-
-    minecraftProfile.id = profile.id;
-    minecraftProfile.name = profile.name;
-    minecraftProfile.validity = Katabasis::Validity::Assumed;
-
-    yggdrasilToken.token = accessToken;
-    yggdrasilToken.extra["clientToken"] = clientToken;
-    yggdrasilToken.extra["userName"] = userName;
-    yggdrasilToken.validity = Katabasis::Validity::Assumed;
-
-    validity_ = minecraftProfile.validity;
-    return true;
-}
-
 bool AccountData::resumeStateFromV3(QJsonObject data)
 {
     auto typeV = data.value("type");
@@ -349,8 +288,6 @@ bool AccountData::resumeStateFromV3(QJsonObject data)
     auto typeS = typeV.toString();
     if (typeS == "MSA") {
         type = AccountType::MSA;
-    } else if (typeS == "Mojang") {
-        type = AccountType::Mojang;
     } else if (typeS == "Offline") {
         type = AccountType::Offline;
     } else {
@@ -358,11 +295,6 @@ bool AccountData::resumeStateFromV3(QJsonObject data)
         return false;
     }
 
-    if (type == AccountType::Mojang) {
-        legacy = data.value("legacy").toBool(false);
-        canMigrateToMSA = data.value("canMigrateToMSA").toBool(false);
-    }
-
     if (type == AccountType::MSA) {
         auto clientIDV = data.value("msa-client-id");
         if (clientIDV.isString()) {
@@ -395,15 +327,7 @@ bool AccountData::resumeStateFromV3(QJsonObject data)
 QJsonObject AccountData::saveState() const
 {
     QJsonObject output;
-    if (type == AccountType::Mojang) {
+    if (type == AccountType::MSA) {
-        output["type"] = "Mojang";
-        if (legacy) {
-            output["legacy"] = true;
-        }
-        if (canMigrateToMSA) {
-            output["canMigrateToMSA"] = true;
-        }
-    } else if (type == AccountType::MSA) {
         output["type"] = "MSA";
         output["msa-client-id"] = msaClientID;
         tokenToJSONV3(output, msaToken, "msa");
@@ -420,51 +344,11 @@ QJsonObject AccountData::saveState() const
     return output;
 }
 
-QString AccountData::userName() const
-{
-    if (type == AccountType::MSA) {
-        return QString();
-    }
-    return yggdrasilToken.extra["userName"].toString();
-}
-
 QString AccountData::accessToken() const
 {
     return yggdrasilToken.token;
 }
 
-QString AccountData::clientToken() const
-{
-    if (type != AccountType::Mojang) {
-        return QString();
-    }
-    return yggdrasilToken.extra["clientToken"].toString();
-}
-
-void AccountData::setClientToken(QString clientToken)
-{
-    if (type != AccountType::Mojang) {
-        return;
-    }
-    yggdrasilToken.extra["clientToken"] = clientToken;
-}
-
-void AccountData::generateClientTokenIfMissing()
-{
-    if (yggdrasilToken.extra.contains("clientToken")) {
-        return;
-    }
-    invalidateClientToken();
-}
-
-void AccountData::invalidateClientToken()
-{
-    if (type != AccountType::Mojang) {
-        return;
-    }
-    yggdrasilToken.extra["clientToken"] = QUuid::createUuid().toString().remove(QRegularExpression("[{-}]"));
-}
-
 QString AccountData::profileId() const
 {
     return minecraftProfile.id;
@@ -482,9 +366,6 @@ QString AccountData::profileName() const
 QString AccountData::accountDisplayString() const
 {
     switch (type) {
-        case AccountType::Mojang: {
-            return userName();
-        }
         case AccountType::Offline: {
             return QObject::tr("<Offline>");
         }

launcher/minecraft/auth/AccountData.h

@@ -71,27 +71,17 @@ struct MinecraftProfile {
     Katabasis::Validity validity = Katabasis::Validity::None;
 };
 
-enum class AccountType { MSA, Mojang, Offline };
+enum class AccountType { MSA, Offline };
 
 enum class AccountState { Unchecked, Offline, Working, Online, Disabled, Errored, Expired, Gone };
 
 struct AccountData {
     QJsonObject saveState() const;
-    bool resumeStateFromV2(QJsonObject data);
     bool resumeStateFromV3(QJsonObject data);
 
     //! userName for Mojang accounts, gamertag for MSA
     QString accountDisplayString() const;
 
-    //! Only valid for Mojang accounts. MSA does not preserve this information
-    QString userName() const;
-
-    //! Only valid for Mojang accounts.
-    QString clientToken() const;
-    void setClientToken(QString clientToken);
-    void invalidateClientToken();
-    void generateClientTokenIfMissing();
-
     //! Yggdrasil access token, as passed to the game.
     QString accessToken() const;
 
@@ -101,8 +91,6 @@ struct AccountData {
     QString lastError() const;
 
     AccountType type = AccountType::MSA;
-    bool legacy = false;
-    bool canMigrateToMSA = false;
 
     QString msaClientID;
     Katabasis::Token msaToken;

launcher/minecraft/auth/AccountList.cpp

@@ -54,7 +54,7 @@
 
 #include <chrono>
 
-enum AccountListVersion { MojangOnly = 2, MojangMSA = 3 };
+enum AccountListVersion { MojangMSA = 3 };
 
 AccountList::AccountList(QObject* parent) : QAbstractListModel(parent)
 {
@@ -320,17 +320,6 @@ QVariant AccountList::data(const QModelIndex& index, int role) const
                     }
                 }
 
-                case MigrationColumn: {
-                    if (account->isMSA() || account->isOffline()) {
-                        return tr("N/A", "Can Migrate");
-                    }
-                    if (account->canMigrate()) {
-                        return tr("Yes", "Can Migrate");
-                    } else {
-                        return tr("No", "Can Migrate");
-                    }
-                }
-
                 default:
                     return QVariant();
             }
@@ -366,8 +355,6 @@ QVariant AccountList::headerData(int section, [[maybe_unused]] Qt::Orientation o
                     return tr("Type");
                 case StatusColumn:
                     return tr("Status");
-                case MigrationColumn:
-                    return tr("Can Migrate?");
                 default:
                     return QVariant();
             }
@@ -379,11 +366,9 @@ QVariant AccountList::headerData(int section, [[maybe_unused]] Qt::Orientation o
                 case NameColumn:
                     return tr("User name of the account.");
                 case TypeColumn:
-                    return tr("Type of the account - Mojang or MSA.");
+                    return tr("Type of the account (MSA or Offline)");
                 case StatusColumn:
                     return tr("Current status of the account.");
-                case MigrationColumn:
-                    return tr("Can this account migrate to a Microsoft account?");
                 default:
                     return QVariant();
             }
@@ -473,9 +458,6 @@ bool AccountList::loadList()
     // Make sure the format version matches.
     auto listVersion = root.value("formatVersion").toVariant().toInt();
     switch (listVersion) {
-        case AccountListVersion::MojangOnly: {
-            return loadV2(root);
-        } break;
         case AccountListVersion::MojangMSA: {
             return loadV3(root);
         } break;
@@ -489,36 +471,6 @@ bool AccountList::loadList()
     }
 }
 
-bool AccountList::loadV2(QJsonObject& root)
-{
-    beginResetModel();
-    auto defaultUserName = root.value("activeAccount").toString("");
-    QJsonArray accounts = root.value("accounts").toArray();
-    for (QJsonValue accountVal : accounts) {
-        QJsonObject accountObj = accountVal.toObject();
-        MinecraftAccountPtr account = MinecraftAccount::loadFromJsonV2(accountObj);
-        if (account.get() != nullptr) {
-            auto profileId = account->profileId();
-            if (!profileId.size()) {
-                continue;
-            }
-            if (findAccountByProfileId(profileId) != -1) {
-                continue;
-            }
-            connect(account.get(), &MinecraftAccount::changed, this, &AccountList::accountChanged);
-            connect(account.get(), &MinecraftAccount::activityChanged, this, &AccountList::accountActivityChanged);
-            m_accounts.append(account);
-            if (defaultUserName.size() && account->mojangUserName() == defaultUserName) {
-                m_defaultAccount = account;
-            }
-        } else {
-            qWarning() << "Failed to load an account.";
-        }
-    }
-    endResetModel();
-    return true;
-}
-
 bool AccountList::loadV3(QJsonObject& root)
 {
     beginResetModel();

launcher/minecraft/auth/AccountList.h

@@ -55,7 +55,6 @@ class AccountList : public QAbstractListModel {
         // TODO: Add icon column.
         ProfileNameColumn = 0,
         NameColumn,
-        MigrationColumn,
         TypeColumn,
         StatusColumn,
 
@@ -97,7 +96,6 @@ class AccountList : public QAbstractListModel {
     void setListFilePath(QString path, bool autosave = false);
 
     bool loadList();
-    bool loadV2(QJsonObject& root);
     bool loadV3(QJsonObject& root);
     bool saveList();
 

launcher/minecraft/auth/AuthSession.h

@@ -24,10 +24,6 @@ struct AuthSession {
         GoneOrMigrated
     } status = Undetermined;
 
-    // client token
-    QString client_token;
-    // account user name
-    QString username;
     // combined session ID
     QString session;
     // volatile auth token

launcher/minecraft/auth/MinecraftAccount.cpp

@@ -51,7 +51,6 @@
 #include <QPainter>
 
 #include "flows/MSA.h"
-#include "flows/Mojang.h"
 #include "flows/Offline.h"
 
 MinecraftAccount::MinecraftAccount(QObject* parent) : QObject(parent)
@@ -59,15 +58,6 @@ MinecraftAccount::MinecraftAccount(QObject* parent) : QObject(parent)
     data.internalId = QUuid::createUuid().toString().remove(QRegularExpression("[{}-]"));
 }
 
-MinecraftAccountPtr MinecraftAccount::loadFromJsonV2(const QJsonObject& json)
-{
-    MinecraftAccountPtr account(new MinecraftAccount());
-    if (account->data.resumeStateFromV2(json)) {
-        return account;
-    }
-    return nullptr;
-}
-
 MinecraftAccountPtr MinecraftAccount::loadFromJsonV3(const QJsonObject& json)
 {
     MinecraftAccountPtr account(new MinecraftAccount());
@@ -77,15 +67,6 @@ MinecraftAccountPtr MinecraftAccount::loadFromJsonV3(const QJsonObject& json)
     return nullptr;
 }
 
-MinecraftAccountPtr MinecraftAccount::createFromUsername(const QString& username)
-{
-    auto account = makeShared<MinecraftAccount>();
-    account->data.type = AccountType::Mojang;
-    account->data.yggdrasilToken.extra["userName"] = username;
-    account->data.yggdrasilToken.extra["clientToken"] = QUuid::createUuid().toString().remove(QRegularExpression("[{}-]"));
-    return account;
-}
-
 MinecraftAccountPtr MinecraftAccount::createBlankMSA()
 {
     MinecraftAccountPtr account(new MinecraftAccount());
@@ -138,18 +119,6 @@ QPixmap MinecraftAccount::getFace() const
     return skin.scaled(64, 64, Qt::KeepAspectRatio);
 }
 
-shared_qobject_ptr<AccountTask> MinecraftAccount::login(QString password)
-{
-    Q_ASSERT(m_currentTask.get() == nullptr);
-
-    m_currentTask.reset(new MojangLogin(&data, password));
-    connect(m_currentTask.get(), &Task::succeeded, this, &MinecraftAccount::authSucceeded);
-    connect(m_currentTask.get(), &Task::failed, this, &MinecraftAccount::authFailed);
-    connect(m_currentTask.get(), &Task::aborted, this, [this] { authFailed(tr("Aborted")); });
-    emit activityChanged(true);
-    return m_currentTask;
-}
-
 shared_qobject_ptr<AccountTask> MinecraftAccount::loginMSA()
 {
     Q_ASSERT(m_currentTask.get() == nullptr);
@@ -182,10 +151,8 @@ shared_qobject_ptr<AccountTask> MinecraftAccount::refresh()
 
     if (data.type == AccountType::MSA) {
         m_currentTask.reset(new MSASilent(&data));
-    } else if (data.type == AccountType::Offline) {
-        m_currentTask.reset(new OfflineRefresh(&data));
     } else {
-        m_currentTask.reset(new MojangRefresh(&data));
+        m_currentTask.reset(new OfflineRefresh(&data));
     }
 
     connect(m_currentTask.get(), &Task::succeeded, this, &MinecraftAccount::authSucceeded);
@@ -296,13 +263,8 @@ void MinecraftAccount::fillSession(AuthSessionPtr session)
         }
     }
 
-    // the user name. you have to have an user name
-    // FIXME: not with MSA
-    session->username = data.userName();
     // volatile auth token
     session->access_token = data.accessToken();
-    // the semi-permanent client token
-    session->client_token = data.clientToken();
     // profile name
     session->player_name = data.profileName();
     // profile ID

launcher/minecraft/auth/MinecraftAccount.h

@@ -85,13 +85,10 @@ class MinecraftAccount : public QObject, public Usable {
     //! Default constructor
     explicit MinecraftAccount(QObject* parent = 0);
 
-    static MinecraftAccountPtr createFromUsername(const QString& username);
-
     static MinecraftAccountPtr createBlankMSA();
 
     static MinecraftAccountPtr createOffline(const QString& username);
 
-    static MinecraftAccountPtr loadFromJsonV2(const QJsonObject& json);
     static MinecraftAccountPtr loadFromJsonV3(const QJsonObject& json);
 
     static QUuid uuidFromUsername(QString username);
@@ -100,12 +97,6 @@ class MinecraftAccount : public QObject, public Usable {
     QJsonObject saveToJson() const;
 
    public: /* manipulation */
-    /**
-     * Attempt to login. Empty password means we use the token.
-     * If the attempt fails because we already are performing some task, it returns false.
-     */
-    shared_qobject_ptr<AccountTask> login(QString password);
-
     shared_qobject_ptr<AccountTask> loginMSA();
 
     shared_qobject_ptr<AccountTask> loginOffline();
@@ -119,8 +110,6 @@ class MinecraftAccount : public QObject, public Usable {
 
     QString accountDisplayString() const { return data.accountDisplayString(); }
 
-    QString mojangUserName() const { return data.userName(); }
-
     QString accessToken() const { return data.accessToken(); }
 
     QString profileId() const { return data.profileId(); }
@@ -129,8 +118,6 @@ class MinecraftAccount : public QObject, public Usable {
 
     bool isActive() const;
 
-    bool canMigrate() const { return data.canMigrateToMSA; }
-
     bool isMSA() const { return data.type == AccountType::MSA; }
 
     bool isOffline() const { return data.type == AccountType::Offline; }
@@ -142,12 +129,6 @@ class MinecraftAccount : public QObject, public Usable {
     QString typeString() const
     {
         switch (data.type) {
-            case AccountType::Mojang: {
-                if (data.legacy) {
-                    return "legacy";
-                }
-                return "mojang";
-            } break;
             case AccountType::MSA: {
                 return "msa";
             } break;

launcher/minecraft/auth/Yggdrasil.cpp

@@ -1,342 +0,0 @@
-/* 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 "Yggdrasil.h"
-#include "AccountData.h"
-
-#include <QByteArray>
-#include <QJsonDocument>
-#include <QJsonObject>
-#include <QNetworkReply>
-#include <QObject>
-#include <QString>
-
-#include <QDebug>
-
-#include "Application.h"
-
-Yggdrasil::Yggdrasil(AccountData* data, QObject* parent) : AccountTask(data, parent)
-{
-    changeState(AccountTaskState::STATE_CREATED);
-}
-
-void Yggdrasil::sendRequest(QUrl endpoint, QByteArray content)
-{
-    changeState(AccountTaskState::STATE_WORKING);
-
-    QNetworkRequest netRequest(endpoint);
-    netRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-    m_netReply = APPLICATION->network()->post(netRequest, content);
-    connect(m_netReply, &QNetworkReply::finished, this, &Yggdrasil::processReply);
-    connect(m_netReply, &QNetworkReply::uploadProgress, this, &Yggdrasil::refreshTimers);
-    connect(m_netReply, &QNetworkReply::downloadProgress, this, &Yggdrasil::refreshTimers);
-    connect(m_netReply, &QNetworkReply::sslErrors, this, &Yggdrasil::sslErrors);
-    timeout_keeper.setSingleShot(true);
-    timeout_keeper.start(timeout_max);
-    counter.setSingleShot(false);
-    counter.start(time_step);
-    progress(0, timeout_max);
-    connect(&timeout_keeper, &QTimer::timeout, this, &Yggdrasil::abortByTimeout);
-    connect(&counter, &QTimer::timeout, this, &Yggdrasil::heartbeat);
-}
-
-void Yggdrasil::executeTask() {}
-
-void Yggdrasil::refresh()
-{
-    start();
-    /*
-     * {
-     *  "clientToken": "client identifier"
-     *  "accessToken": "current access token to be refreshed"
-     *  "selectedProfile":                      // specifying this causes errors
-     *  {
-     *   "id": "profile ID"
-     *   "name": "profile name"
-     *  }
-     *  "requestUser": true/false               // request the user structure
-     * }
-     */
-    QJsonObject req;
-    req.insert("clientToken", m_data->clientToken());
-    req.insert("accessToken", m_data->accessToken());
-    /*
-    {
-        auto currentProfile = m_account->currentProfile();
-        QJsonObject profile;
-        profile.insert("id", currentProfile->id());
-        profile.insert("name", currentProfile->name());
-        req.insert("selectedProfile", profile);
-    }
-    */
-    req.insert("requestUser", false);
-    QJsonDocument doc(req);
-
-    QUrl reqUrl("https://authserver.mojang.com/refresh");
-    QByteArray requestData = doc.toJson();
-
-    sendRequest(reqUrl, requestData);
-}
-
-void Yggdrasil::login(QString password)
-{
-    start();
-    /*
-     * {
-     *   "agent": {                              // optional
-     *   "name": "Minecraft",                    // So far this is the only encountered value
-     *   "version": 1                            // This number might be increased
-     *                                           // by the vanilla client in the future
-     *   },
-     *   "username": "mojang account name",      // Can be an email address or player name for
-     *                                           // unmigrated accounts
-     *   "password": "mojang account password",
-     *   "clientToken": "client identifier",     // optional
-     *   "requestUser": true/false               // request the user structure
-     * }
-     */
-    QJsonObject req;
-
-    {
-        QJsonObject agent;
-        // C++ makes string literals void* for some stupid reason, so we have to tell it
-        // QString... Thanks Obama.
-        agent.insert("name", QString("Minecraft"));
-        agent.insert("version", 1);
-        req.insert("agent", agent);
-    }
-
-    req.insert("username", m_data->userName());
-    req.insert("password", password);
-    req.insert("requestUser", false);
-
-    // If we already have a client token, give it to the server.
-    // Otherwise, let the server give us one.
-
-    m_data->generateClientTokenIfMissing();
-    req.insert("clientToken", m_data->clientToken());
-
-    QJsonDocument doc(req);
-
-    QUrl reqUrl("https://authserver.mojang.com/authenticate");
-    QNetworkRequest netRequest(reqUrl);
-    QByteArray requestData = doc.toJson();
-
-    sendRequest(reqUrl, requestData);
-}
-
-void Yggdrasil::refreshTimers(qint64, qint64)
-{
-    timeout_keeper.stop();
-    timeout_keeper.start(timeout_max);
-    progress(count = 0, timeout_max);
-}
-
-void Yggdrasil::heartbeat()
-{
-    count += time_step;
-    progress(count, timeout_max);
-}
-
-bool Yggdrasil::abort()
-{
-    progress(timeout_max, timeout_max);
-    // TODO: actually use this in a meaningful way
-    m_aborted = Yggdrasil::BY_USER;
-    m_netReply->abort();
-    return true;
-}
-
-void Yggdrasil::abortByTimeout()
-{
-    progress(timeout_max, timeout_max);
-    // TODO: actually use this in a meaningful way
-    m_aborted = Yggdrasil::BY_TIMEOUT;
-    m_netReply->abort();
-}
-
-void Yggdrasil::sslErrors(QList<QSslError> errors)
-{
-    int i = 1;
-    for (auto error : errors) {
-        qCritical() << "LOGIN SSL Error #" << i << " : " << error.errorString();
-        auto cert = error.certificate();
-        qCritical() << "Certificate in question:\n" << cert.toText();
-        i++;
-    }
-}
-
-void Yggdrasil::processResponse(QJsonObject responseData)
-{
-    // Read the response data. We need to get the client token, access token, and the selected
-    // profile.
-    qDebug() << "Processing authentication response.";
-
-    // qDebug() << responseData;
-    // If we already have a client token, make sure the one the server gave us matches our
-    // existing one.
-    QString clientToken = responseData.value("clientToken").toString("");
-    if (clientToken.isEmpty()) {
-        // Fail if the server gave us an empty client token
-        changeState(AccountTaskState::STATE_FAILED_HARD, tr("Authentication server didn't send a client token."));
-        return;
-    }
-    if (m_data->clientToken().isEmpty()) {
-        m_data->setClientToken(clientToken);
-    } else if (clientToken != m_data->clientToken()) {
-        changeState(AccountTaskState::STATE_FAILED_HARD,
-                    tr("Authentication server attempted to change the client token. This isn't supported."));
-        return;
-    }
-
-    // Now, we set the access token.
-    qDebug() << "Getting access token.";
-    QString accessToken = responseData.value("accessToken").toString("");
-    if (accessToken.isEmpty()) {
-        // Fail if the server didn't give us an access token.
-        changeState(AccountTaskState::STATE_FAILED_HARD, tr("Authentication server didn't send an access token."));
-        return;
-    }
-    // Set the access token.
-    m_data->yggdrasilToken.token = accessToken;
-    m_data->yggdrasilToken.validity = Katabasis::Validity::Certain;
-    m_data->yggdrasilToken.issueInstant = QDateTime::currentDateTimeUtc();
-
-    // Get UUID here since we need it for later
-    auto profile = responseData.value("selectedProfile");
-    if (!profile.isObject()) {
-        changeState(AccountTaskState::STATE_FAILED_HARD, tr("Authentication server didn't send a selected profile."));
-        return;
-    }
-
-    auto profileObj = profile.toObject();
-    for (auto i = profileObj.constBegin(); i != profileObj.constEnd(); ++i) {
-        if (i.key() == "name" && i.value().isString()) {
-            m_data->minecraftProfile.name = i->toString();
-        } else if (i.key() == "id" && i.value().isString()) {
-            m_data->minecraftProfile.id = i->toString();
-        }
-    }
-
-    if (m_data->minecraftProfile.id.isEmpty()) {
-        changeState(AccountTaskState::STATE_FAILED_HARD, tr("Authentication server didn't send a UUID in selected profile."));
-        return;
-    }
-
-    // We've made it through the minefield of possible errors. Return true to indicate that
-    // we've succeeded.
-    qDebug() << "Finished reading authentication response.";
-    changeState(AccountTaskState::STATE_SUCCEEDED);
-}
-
-void Yggdrasil::processReply()
-{
-    changeState(AccountTaskState::STATE_WORKING);
-
-    switch (m_netReply->error()) {
-        case QNetworkReply::NoError:
-            break;
-        case QNetworkReply::TimeoutError:
-            changeState(AccountTaskState::STATE_FAILED_SOFT, tr("Authentication operation timed out."));
-            return;
-        case QNetworkReply::OperationCanceledError:
-            changeState(AccountTaskState::STATE_FAILED_SOFT, tr("Authentication operation cancelled."));
-            return;
-        case QNetworkReply::SslHandshakeFailedError:
-            changeState(AccountTaskState::STATE_FAILED_SOFT,
-                        tr("<b>SSL Handshake failed.</b><br/>There might be a few causes for it:<br/>"
-                           "<ul>"
-                           "<li>You use Windows and need to update your root certificates, please install any outstanding updates.</li>"
-                           "<li>Some device on your network is interfering with SSL traffic. In that case, "
-                           "you have bigger worries than Minecraft not starting.</li>"
-                           "<li>Possibly something else. Check the log file for details</li>"
-                           "</ul>"));
-            return;
-        // used for invalid credentials and similar errors. Fall through.
-        case QNetworkReply::ContentAccessDenied:
-        case QNetworkReply::ContentOperationNotPermittedError:
-            break;
-        case QNetworkReply::ContentGoneError: {
-            changeState(AccountTaskState::STATE_FAILED_GONE,
-                        tr("The Mojang account no longer exists. It may have been migrated to a Microsoft account."));
-            return;
-        }
-        default:
-            changeState(AccountTaskState::STATE_FAILED_SOFT, tr("Authentication operation failed due to a network error: %1 (%2)")
-                                                                 .arg(m_netReply->errorString())
-                                                                 .arg(m_netReply->error()));
-            return;
-    }
-
-    // Try to parse the response regardless of the response code.
-    // Sometimes the auth server will give more information and an error code.
-    QJsonParseError jsonError;
-    QByteArray replyData = m_netReply->readAll();
-    QJsonDocument doc = QJsonDocument::fromJson(replyData, &jsonError);
-    // Check the response code.
-    int responseCode = m_netReply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
-
-    if (responseCode == 200) {
-        // If the response code was 200, then there shouldn't be an error. Make sure
-        // anyways.
-        // Also, sometimes an empty reply indicates success. If there was no data received,
-        // pass an empty json object to the processResponse function.
-        if (jsonError.error == QJsonParseError::NoError || replyData.size() == 0) {
-            processResponse(replyData.size() > 0 ? doc.object() : QJsonObject());
-            return;
-        } else {
-            changeState(AccountTaskState::STATE_FAILED_SOFT,
-                        tr("Failed to parse authentication server response JSON response: %1 at offset %2.")
-                            .arg(jsonError.errorString())
-                            .arg(jsonError.offset));
-            qCritical() << replyData;
-        }
-        return;
-    }
-
-    // If the response code was not 200, then Yggdrasil may have given us information
-    // about the error.
-    // If we can parse the response, then get information from it. Otherwise just say
-    // there was an unknown error.
-    if (jsonError.error == QJsonParseError::NoError) {
-        // We were able to parse the server's response. Woo!
-        // Call processError. If a subclass has overridden it then they'll handle their
-        // stuff there.
-        qDebug() << "The request failed, but the server gave us an error message. Processing error.";
-        processError(doc.object());
-    } else {
-        // The server didn't say anything regarding the error. Give the user an unknown
-        // error.
-        qDebug() << "The request failed and the server gave no error message. Unknown error.";
-        changeState(
-            AccountTaskState::STATE_FAILED_SOFT,
-            tr("An unknown error occurred when trying to communicate with the authentication server: %1").arg(m_netReply->errorString()));
-    }
-}
-
-void Yggdrasil::processError(QJsonObject responseData)
-{
-    QJsonValue errorVal = responseData.value("error");
-    QJsonValue errorMessageValue = responseData.value("errorMessage");
-    QJsonValue causeVal = responseData.value("cause");
-
-    if (errorVal.isString() && errorMessageValue.isString()) {
-        m_error = std::shared_ptr<Error>(new Error{ errorVal.toString(""), errorMessageValue.toString(""), causeVal.toString("") });
-        changeState(AccountTaskState::STATE_FAILED_HARD, m_error->m_errorMessageVerbose);
-    } else {
-        // Error is not in standard format. Don't set m_error and return unknown error.
-        changeState(AccountTaskState::STATE_FAILED_HARD, tr("An unknown Yggdrasil error occurred."));
-    }
-}

launcher/minecraft/auth/Yggdrasil.h

@@ -1,92 +0,0 @@
-/* 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 "AccountTask.h"
-
-#include <qsslerror.h>
-#include <QJsonObject>
-#include <QString>
-#include <QTimer>
-
-#include "MinecraftAccount.h"
-
-class QNetworkAccessManager;
-class QNetworkReply;
-
-/**
- * A Yggdrasil task is a task that performs an operation on a given mojang account.
- */
-class Yggdrasil : public AccountTask {
-    Q_OBJECT
-   public:
-    explicit Yggdrasil(AccountData* data, QObject* parent = 0);
-    virtual ~Yggdrasil() = default;
-
-    void refresh();
-    void login(QString password);
-
-    struct Error {
-        QString m_errorMessageShort;
-        QString m_errorMessageVerbose;
-        QString m_cause;
-    };
-    std::shared_ptr<Error> m_error;
-
-    enum AbortedBy { BY_NOTHING, BY_USER, BY_TIMEOUT } m_aborted = BY_NOTHING;
-
-   protected:
-    void executeTask() override;
-
-    /**
-     * Processes the response received from the server.
-     * If an error occurred, this should emit a failed signal.
-     * If Yggdrasil gave an error response, it should call setError() first, and then return false.
-     * Otherwise, it should return true.
-     * Note: If the response from the server was blank, and the HTTP code was 200, this function is called with
-     * an empty QJsonObject.
-     */
-    void processResponse(QJsonObject responseData);
-
-    /**
-     * Processes an error response received from the server.
-     * The default implementation will read data from Yggdrasil's standard error response format and set it as this task's Error.
-     * \returns a QString error message that will be passed to emitFailed.
-     */
-    virtual void processError(QJsonObject responseData);
-
-   protected slots:
-    void processReply();
-    void refreshTimers(qint64, qint64);
-    void heartbeat();
-    void sslErrors(QList<QSslError>);
-    void abortByTimeout();
-
-   public slots:
-    virtual bool abort() override;
-
-   private:
-    void sendRequest(QUrl endpoint, QByteArray content);
-
-   protected:
-    QNetworkReply* m_netReply = nullptr;
-    QTimer timeout_keeper;
-    QTimer counter;
-    int count = 0;  // num msec since time reset
-
-    const int timeout_max = 30000;
-    const int time_step = 50;
-};

launcher/minecraft/auth/flows/AuthFlow.h

@@ -12,7 +12,6 @@
 #include "minecraft/auth/AccountData.h"
 #include "minecraft/auth/AccountTask.h"
 #include "minecraft/auth/AuthStep.h"
-#include "minecraft/auth/Yggdrasil.h"
 
 class AuthFlow : public AccountTask {
     Q_OBJECT

launcher/minecraft/auth/flows/Mojang.cpp

@@ -1,22 +0,0 @@
-#include "Mojang.h"
-
-#include "minecraft/auth/steps/GetSkinStep.h"
-#include "minecraft/auth/steps/MigrationEligibilityStep.h"
-#include "minecraft/auth/steps/MinecraftProfileStepMojang.h"
-#include "minecraft/auth/steps/YggdrasilStep.h"
-
-MojangRefresh::MojangRefresh(AccountData* data, QObject* parent) : AuthFlow(data, parent)
-{
-    m_steps.append(makeShared<YggdrasilStep>(m_data, QString()));
-    m_steps.append(makeShared<MinecraftProfileStepMojang>(m_data));
-    m_steps.append(makeShared<MigrationEligibilityStep>(m_data));
-    m_steps.append(makeShared<GetSkinStep>(m_data));
-}
-
-MojangLogin::MojangLogin(AccountData* data, QString password, QObject* parent) : AuthFlow(data, parent), m_password(password)
-{
-    m_steps.append(makeShared<YggdrasilStep>(m_data, m_password));
-    m_steps.append(makeShared<MinecraftProfileStepMojang>(m_data));
-    m_steps.append(makeShared<MigrationEligibilityStep>(m_data));
-    m_steps.append(makeShared<GetSkinStep>(m_data));
-}

launcher/minecraft/auth/flows/Mojang.h

@@ -1,17 +0,0 @@
-#pragma once
-#include "AuthFlow.h"
-
-class MojangRefresh : public AuthFlow {
-    Q_OBJECT
-   public:
-    explicit MojangRefresh(AccountData* data, QObject* parent = 0);
-};
-
-class MojangLogin : public AuthFlow {
-    Q_OBJECT
-   public:
-    explicit MojangLogin(AccountData* data, QString password, QObject* parent = 0);
-
-   private:
-    QString m_password;
-};

launcher/minecraft/auth/steps/MigrationEligibilityStep.cpp

@@ -1,45 +0,0 @@
-#include "MigrationEligibilityStep.h"
-
-#include <QNetworkRequest>
-
-#include "minecraft/auth/AuthRequest.h"
-#include "minecraft/auth/Parsers.h"
-
-MigrationEligibilityStep::MigrationEligibilityStep(AccountData* data) : AuthStep(data) {}
-
-MigrationEligibilityStep::~MigrationEligibilityStep() noexcept = default;
-
-QString MigrationEligibilityStep::describe()
-{
-    return tr("Checking for migration eligibility.");
-}
-
-void MigrationEligibilityStep::perform()
-{
-    auto url = QUrl("https://api.minecraftservices.com/rollout/v1/msamigration");
-    QNetworkRequest request = QNetworkRequest(url);
-    request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
-    request.setRawHeader("Authorization", QString("Bearer %1").arg(m_data->yggdrasilToken.token).toUtf8());
-
-    AuthRequest* requestor = new AuthRequest(this);
-    connect(requestor, &AuthRequest::finished, this, &MigrationEligibilityStep::onRequestDone);
-    requestor->get(request);
-}
-
-void MigrationEligibilityStep::rehydrate()
-{
-    // NOOP, for now. We only save bools and there's nothing to check.
-}
-
-void MigrationEligibilityStep::onRequestDone(QNetworkReply::NetworkError error,
-                                             QByteArray data,
-                                             QList<QNetworkReply::RawHeaderPair> headers)
-{
-    auto requestor = qobject_cast<AuthRequest*>(QObject::sender());
-    requestor->deleteLater();
-
-    if (error == QNetworkReply::NoError) {
-        Parsers::parseRolloutResponse(data, m_data->canMigrateToMSA);
-    }
-    emit finished(AccountTaskState::STATE_WORKING, tr("Got migration flags"));
-}

launcher/minecraft/auth/steps/MigrationEligibilityStep.h

@@ -1,21 +0,0 @@
-#pragma once
-#include <QObject>
-
-#include "QObjectPtr.h"
-#include "minecraft/auth/AuthStep.h"
-
-class MigrationEligibilityStep : public AuthStep {
-    Q_OBJECT
-
-   public:
-    explicit MigrationEligibilityStep(AccountData* data);
-    virtual ~MigrationEligibilityStep() noexcept;
-
-    void perform() override;
-    void rehydrate() override;
-
-    QString describe() override;
-
-   private slots:
-    void onRequestDone(QNetworkReply::NetworkError, QByteArray, QList<QNetworkReply::RawHeaderPair>);
-};

launcher/minecraft/auth/steps/MinecraftProfileStep.cpp

@@ -41,10 +41,6 @@ void MinecraftProfileStep::onRequestDone(QNetworkReply::NetworkError error, QByt
     qCDebug(authCredentials()) << data;
     if (error == QNetworkReply::ContentNotFoundError) {
         // NOTE: Succeed even if we do not have a profile. This is a valid account state.
-        if (m_data->type == AccountType::Mojang) {
-            m_data->minecraftEntitlement.canPlayMinecraft = false;
-            m_data->minecraftEntitlement.ownsMinecraft = false;
-        }
         m_data->minecraftProfile = MinecraftProfile();
         emit finished(AccountTaskState::STATE_SUCCEEDED, tr("Account has no Minecraft profile."));
         return;
@@ -73,10 +69,5 @@ void MinecraftProfileStep::onRequestDone(QNetworkReply::NetworkError error, QByt
         return;
     }
 
-    if (m_data->type == AccountType::Mojang) {
-        auto validProfile = m_data->minecraftProfile.validity == Katabasis::Validity::Certain;
-        m_data->minecraftEntitlement.canPlayMinecraft = validProfile;
-        m_data->minecraftEntitlement.ownsMinecraft = validProfile;
-    }
     emit finished(AccountTaskState::STATE_WORKING, tr("Minecraft Java profile acquisition succeeded."));
 }

launcher/minecraft/auth/steps/MinecraftProfileStepMojang.cpp

@@ -1,87 +0,0 @@
-#include "MinecraftProfileStepMojang.h"
-
-#include <QNetworkRequest>
-
-#include "Logging.h"
-#include "minecraft/auth/AuthRequest.h"
-#include "minecraft/auth/Parsers.h"
-#include "net/NetUtils.h"
-
-MinecraftProfileStepMojang::MinecraftProfileStepMojang(AccountData* data) : AuthStep(data) {}
-
-MinecraftProfileStepMojang::~MinecraftProfileStepMojang() noexcept = default;
-
-QString MinecraftProfileStepMojang::describe()
-{
-    return tr("Fetching the Minecraft profile.");
-}
-
-void MinecraftProfileStepMojang::perform()
-{
-    if (m_data->minecraftProfile.id.isEmpty()) {
-        emit finished(AccountTaskState::STATE_FAILED_HARD, tr("A UUID is required to get the profile."));
-        return;
-    }
-
-    // use session server instead of profile due to profile endpoint being locked for locked Mojang accounts
-    QUrl url = QUrl("https://sessionserver.mojang.com/session/minecraft/profile/" + m_data->minecraftProfile.id);
-    QNetworkRequest req = QNetworkRequest(url);
-    AuthRequest* request = new AuthRequest(this);
-    connect(request, &AuthRequest::finished, this, &MinecraftProfileStepMojang::onRequestDone);
-    request->get(req);
-}
-
-void MinecraftProfileStepMojang::rehydrate()
-{
-    // NOOP, for now. We only save bools and there's nothing to check.
-}
-
-void MinecraftProfileStepMojang::onRequestDone(QNetworkReply::NetworkError error,
-                                               QByteArray data,
-                                               QList<QNetworkReply::RawHeaderPair> headers)
-{
-    auto requestor = qobject_cast<AuthRequest*>(QObject::sender());
-    requestor->deleteLater();
-
-    qCDebug(authCredentials()) << data;
-    if (error == QNetworkReply::ContentNotFoundError) {
-        // NOTE: Succeed even if we do not have a profile. This is a valid account state.
-        if (m_data->type == AccountType::Mojang) {
-            m_data->minecraftEntitlement.canPlayMinecraft = false;
-            m_data->minecraftEntitlement.ownsMinecraft = false;
-        }
-        m_data->minecraftProfile = MinecraftProfile();
-        emit finished(AccountTaskState::STATE_SUCCEEDED, tr("Account has no Minecraft profile."));
-        return;
-    }
-    if (error != QNetworkReply::NoError) {
-        qWarning() << "Error getting profile:";
-        qWarning() << " HTTP Status:        " << requestor->httpStatus_;
-        qWarning() << " Internal error no.: " << error;
-        qWarning() << " Error string:       " << requestor->errorString_;
-
-        qWarning() << " Response:";
-        qWarning() << QString::fromUtf8(data);
-
-        if (Net::isApplicationError(error)) {
-            emit finished(AccountTaskState::STATE_FAILED_SOFT,
-                          tr("Minecraft Java profile acquisition failed: %1").arg(requestor->errorString_));
-        } else {
-            emit finished(AccountTaskState::STATE_OFFLINE,
-                          tr("Minecraft Java profile acquisition failed: %1").arg(requestor->errorString_));
-        }
-        return;
-    }
-    if (!Parsers::parseMinecraftProfileMojang(data, m_data->minecraftProfile)) {
-        m_data->minecraftProfile = MinecraftProfile();
-        emit finished(AccountTaskState::STATE_FAILED_SOFT, tr("Minecraft Java profile response could not be parsed"));
-        return;
-    }
-
-    if (m_data->type == AccountType::Mojang) {
-        auto validProfile = m_data->minecraftProfile.validity == Katabasis::Validity::Certain;
-        m_data->minecraftEntitlement.canPlayMinecraft = validProfile;
-        m_data->minecraftEntitlement.ownsMinecraft = validProfile;
-    }
-    emit finished(AccountTaskState::STATE_WORKING, tr("Minecraft Java profile acquisition succeeded."));
-}

launcher/minecraft/auth/steps/MinecraftProfileStepMojang.h

@@ -1,21 +0,0 @@
-#pragma once
-#include <QObject>
-
-#include "QObjectPtr.h"
-#include "minecraft/auth/AuthStep.h"
-
-class MinecraftProfileStepMojang : public AuthStep {
-    Q_OBJECT
-
-   public:
-    explicit MinecraftProfileStepMojang(AccountData* data);
-    virtual ~MinecraftProfileStepMojang() noexcept;
-
-    void perform() override;
-    void rehydrate() override;
-
-    QString describe() override;
-
-   private slots:
-    void onRequestDone(QNetworkReply::NetworkError, QByteArray, QList<QNetworkReply::RawHeaderPair>);
-};

launcher/minecraft/auth/steps/XboxUserStep.cpp

@@ -38,7 +38,7 @@ void XboxUserStep::perform()
     QNetworkRequest request = QNetworkRequest(QUrl("https://user.auth.xboxlive.com/user/authenticate"));
     request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
     request.setRawHeader("Accept", "application/json");
-    // set contract-verison header (prevent err 400 bad-request?)
+    // set contract-version header (prevent err 400 bad-request?)
     // https://learn.microsoft.com/en-us/gaming/gdk/_content/gc/reference/live/rest/additional/httpstandardheaders
     request.setRawHeader("x-xbl-contract-version", "1");
 

launcher/minecraft/auth/steps/YggdrasilStep.cpp

@@ -1,57 +0,0 @@
-#include "YggdrasilStep.h"
-
-#include "minecraft/auth/AuthRequest.h"
-#include "minecraft/auth/Parsers.h"
-#include "minecraft/auth/Yggdrasil.h"
-
-YggdrasilStep::YggdrasilStep(AccountData* data, QString password) : AuthStep(data), m_password(password)
-{
-    m_yggdrasil = new Yggdrasil(m_data, this);
-
-    connect(m_yggdrasil, &Task::failed, this, &YggdrasilStep::onAuthFailed);
-    connect(m_yggdrasil, &Task::succeeded, this, &YggdrasilStep::onAuthSucceeded);
-    connect(m_yggdrasil, &Task::aborted, this, &YggdrasilStep::onAuthFailed);
-}
-
-YggdrasilStep::~YggdrasilStep() noexcept = default;
-
-QString YggdrasilStep::describe()
-{
-    return tr("Logging in with Mojang account.");
-}
-
-void YggdrasilStep::rehydrate()
-{
-    // NOOP, for now.
-}
-
-void YggdrasilStep::perform()
-{
-    if (m_password.size()) {
-        m_yggdrasil->login(m_password);
-    } else {
-        m_yggdrasil->refresh();
-    }
-}
-
-void YggdrasilStep::onAuthSucceeded()
-{
-    emit finished(AccountTaskState::STATE_WORKING, tr("Logged in with Mojang"));
-}
-
-void YggdrasilStep::onAuthFailed()
-{
-    // TODO: hook these in again, expand to MSA
-    // m_error = m_yggdrasil->m_error;
-    // m_aborted = m_yggdrasil->m_aborted;
-
-    auto state = m_yggdrasil->taskState();
-    QString errorMessage = tr("Mojang user authentication failed.");
-
-    // NOTE: soft error in the first step means 'offline'
-    if (state == AccountTaskState::STATE_FAILED_SOFT) {
-        state = AccountTaskState::STATE_OFFLINE;
-        errorMessage = tr("Mojang user authentication ended with a network error.");
-    }
-    emit finished(state, errorMessage);
-}

launcher/minecraft/auth/steps/YggdrasilStep.h

@@ -1,28 +0,0 @@
-#pragma once
-#include <QObject>
-
-#include "QObjectPtr.h"
-#include "minecraft/auth/AuthStep.h"
-
-class Yggdrasil;
-
-class YggdrasilStep : public AuthStep {
-    Q_OBJECT
-
-   public:
-    explicit YggdrasilStep(AccountData* data, QString password);
-    virtual ~YggdrasilStep() noexcept;
-
-    void perform() override;
-    void rehydrate() override;
-
-    QString describe() override;
-
-   private slots:
-    void onAuthSucceeded();
-    void onAuthFailed();
-
-   private:
-    Yggdrasil* m_yggdrasil = nullptr;
-    QString m_password;
-};

launcher/minecraft/mod/DataPack.cpp

@@ -28,7 +28,7 @@
 #include "Version.h"
 
 // Values taken from:
-// https://minecraft.fandom.com/wiki/Tutorials/Creating_a_data_pack#%22pack_format%22
+// https://minecraft.wiki/w/Tutorials/Creating_a_data_pack#%22pack_format%22
 static const QMap<int, std::pair<Version, Version>> s_pack_format_versions = {
     { 4, { Version("1.13"), Version("1.14.4") } },    { 5, { Version("1.15"), Version("1.16.1") } },
     { 6, { Version("1.16.2"), Version("1.16.5") } },  { 7, { Version("1.17"), Version("1.17.1") } },

launcher/minecraft/mod/DataPack.h

@@ -63,7 +63,7 @@ class DataPack : public Resource {
     mutable QMutex m_data_lock;
 
     /* The 'version' of a data pack, as defined in the pack.mcmeta file.
-     * See https://minecraft.fandom.com/wiki/Data_pack#pack.mcmeta
+     * See https://minecraft.wiki/w/Data_pack#pack.mcmeta
      */
     int m_pack_format = 0;
 

launcher/minecraft/mod/ResourceFolderModel.cpp

@@ -33,6 +33,10 @@ ResourceFolderModel::ResourceFolderModel(QDir dir, BaseInstance* instance, QObje
 
     connect(&m_watcher, &QFileSystemWatcher::directoryChanged, this, &ResourceFolderModel::directoryChanged);
     connect(&m_helper_thread_task, &ConcurrentTask::finished, this, [this] { m_helper_thread_task.clear(); });
+#ifndef LAUNCHER_TEST
+    // in tests the application macro doesn't work
+    m_helper_thread_task.setMaxConcurrent(APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt());
+#endif
 }
 
 ResourceFolderModel::~ResourceFolderModel()

launcher/minecraft/mod/ResourcePack.cpp

@@ -11,7 +11,7 @@
 #include "minecraft/mod/tasks/LocalResourcePackParseTask.h"
 
 // Values taken from:
-// https://minecraft.fandom.com/wiki/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
+// https://minecraft.wiki/w/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
 static const QMap<int, std::pair<Version, Version>> s_pack_format_versions = {
     { 1, { Version("1.6.1"), Version("1.8.9") } },    { 2, { Version("1.9"), Version("1.10.2") } },
     { 3, { Version("1.11"), Version("1.12.2") } },    { 4, { Version("1.13"), Version("1.14.4") } },

launcher/minecraft/mod/ResourcePack.h

@@ -51,7 +51,7 @@ class ResourcePack : public Resource {
     mutable QMutex m_data_lock;
 
     /* The 'version' of a resource pack, as defined in the pack.mcmeta file.
-     * See https://minecraft.fandom.com/wiki/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
+     * See https://minecraft.wiki/w/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
      */
     int m_pack_format = 0;
 

launcher/minecraft/mod/tasks/GetModDependenciesTask.cpp

@@ -251,3 +251,32 @@ void GetModDependenciesTask::removePack(const QVariant addonId)
             ++it;
 #endif
 }
+
+QHash<QString, QStringList> GetModDependenciesTask::getRequiredBy()
+{
+    QHash<QString, QStringList> rby;
+    auto fullList = m_selected + m_pack_dependencies;
+    for (auto& mod : fullList) {
+        auto addonId = mod->pack->addonId;
+        auto provider = mod->pack->provider;
+        auto version = mod->version.fileId;
+        auto req = QStringList();
+        for (auto& smod : fullList) {
+            if (provider != smod->pack->provider)
+                continue;
+            auto deps = smod->version.dependencies;
+            if (auto dep = std::find_if(deps.begin(), deps.end(),
+                                        [addonId, provider, version](const ModPlatform::Dependency& d) {
+                                            return d.type == ModPlatform::DependencyType::REQUIRED &&
+                                                   (provider == ModPlatform::ResourceProvider::MODRINTH && d.addonId.toString().isEmpty()
+                                                        ? version == d.version
+                                                        : d.addonId == addonId);
+                                        });
+                dep != deps.end()) {
+                req.append(smod->pack->name);
+            }
+        }
+        rby[addonId.toString()] = req;
+    }
+    return rby;
+}

launcher/minecraft/mod/tasks/GetModDependenciesTask.h

@@ -62,6 +62,7 @@ class GetModDependenciesTask : public SequentialTask {
                                     QList<std::shared_ptr<PackDependency>> selected);
 
     auto getDependecies() const -> QList<std::shared_ptr<PackDependency>> { return m_pack_dependencies; }
+    QHash<QString, QStringList> getRequiredBy();
 
    protected slots:
     Task::Ptr prepareDependencyTask(const ModPlatform::Dependency&, const ModPlatform::ResourceProvider, int);

launcher/minecraft/mod/tasks/LocalDataPackParseTask.cpp

@@ -133,7 +133,7 @@ bool processZIP(DataPack& pack, ProcessingLevel level)
     return true;
 }
 
-// https://minecraft.fandom.com/wiki/Data_pack#pack.mcmeta
+// https://minecraft.wiki/w/Data_pack#pack.mcmeta
 bool processMCMeta(DataPack& pack, QByteArray&& raw_data)
 {
     try {

launcher/minecraft/mod/tasks/LocalResourcePackParseTask.cpp

@@ -259,8 +259,8 @@ QString processComponent(const QJsonValue& value, bool strikethrough, bool under
     return {};
 }
 
-// https://minecraft.fandom.com/wiki/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
+// https://minecraft.wiki/w/Raw_JSON_text_format
-// https://minecraft.fandom.com/wiki/Raw_JSON_text_format#Plain_Text
+// https://minecraft.wiki/w/Tutorials/Creating_a_resource_pack#Formatting_pack.mcmeta
 bool processMCMeta(ResourcePack& pack, QByteArray&& raw_data)
 {
     try {

launcher/modplatform/CheckUpdateTask.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "minecraft/mod/Mod.h"
+#include "minecraft/mod/tasks/GetModDependenciesTask.h"
 #include "modplatform/ModIndex.h"
 #include "modplatform/ResourceAPI.h"
 #include "tasks/Task.h"
@@ -23,6 +24,7 @@ class CheckUpdateTask : public Task {
         QString old_hash;
         QString old_version;
         QString new_version;
+        std::optional<ModPlatform::IndexedVersionType> new_version_type;
         QString changelog;
         ModPlatform::ResourceProvider provider;
         shared_qobject_ptr<ResourceDownloadTask> download;
@@ -32,14 +34,23 @@ class CheckUpdateTask : public Task {
                      QString old_h,
                      QString old_v,
                      QString new_v,
+                     std::optional<ModPlatform::IndexedVersionType> new_v_type,
                      QString changelog,
                      ModPlatform::ResourceProvider p,
                      shared_qobject_ptr<ResourceDownloadTask> t)
-            : name(name), old_hash(old_h), old_version(old_v), new_version(new_v), changelog(changelog), provider(p), download(t)
+            : name(name)
+            , old_hash(old_h)
+            , old_version(old_v)
+            , new_version(new_v)
+            , new_version_type(new_v_type)
+            , changelog(changelog)
+            , provider(p)
+            , download(t)
         {}
     };
 
     auto getUpdatable() -> std::vector<UpdatableMod>&& { return std::move(m_updatable); }
+    auto getDependencies() -> QList<std::shared_ptr<GetModDependenciesTask::PackDependency>>&& { return std::move(m_deps); }
 
    public slots:
     bool abort() override = 0;
@@ -57,4 +68,5 @@ class CheckUpdateTask : public Task {
     std::shared_ptr<ModFolderModel> m_mods_folder;
 
     std::vector<UpdatableMod> m_updatable;
+    QList<std::shared_ptr<GetModDependenciesTask::PackDependency>> m_deps;
 };

launcher/modplatform/EnsureMetadataTask.cpp

@@ -3,6 +3,7 @@
 #include <MurmurHash2.h>
 #include <QDebug>
 
+#include "Application.h"
 #include "Json.h"
 
 #include "minecraft/mod/Mod.h"
@@ -33,7 +34,7 @@ EnsureMetadataTask::EnsureMetadataTask(Mod* mod, QDir dir, ModPlatform::Resource
 EnsureMetadataTask::EnsureMetadataTask(QList<Mod*>& mods, QDir dir, ModPlatform::ResourceProvider prov)
     : Task(nullptr), m_index_dir(dir), m_provider(prov), m_current_task(nullptr)
 {
-    m_hashing_task.reset(new ConcurrentTask(this, "MakeHashesTask", 10));
+    m_hashing_task.reset(new ConcurrentTask(this, "MakeHashesTask", APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt()));
     for (auto* mod : mods) {
         auto hash_task = createNewHash(mod);
         if (!hash_task)

launcher/modplatform/ModIndex.cpp

@@ -24,6 +24,40 @@
 
 namespace ModPlatform {
 
+static const QMap<QString, IndexedVersionType::VersionType> s_indexed_version_type_names = {
+    { "release", IndexedVersionType::VersionType::Release },
+    { "beta", IndexedVersionType::VersionType::Beta },
+    { "alpha", IndexedVersionType::VersionType::Alpha }
+};
+
+IndexedVersionType::IndexedVersionType(const QString& type) : IndexedVersionType(enumFromString(type)) {}
+
+IndexedVersionType::IndexedVersionType(const IndexedVersionType::VersionType& type)
+{
+    m_type = type;
+}
+
+IndexedVersionType::IndexedVersionType(const IndexedVersionType& other)
+{
+    m_type = other.m_type;
+}
+
+IndexedVersionType& IndexedVersionType::operator=(const IndexedVersionType& other)
+{
+    m_type = other.m_type;
+    return *this;
+}
+
+const QString IndexedVersionType::toString(const IndexedVersionType::VersionType& type)
+{
+    return s_indexed_version_type_names.key(type, "unknown");
+}
+
+IndexedVersionType::VersionType IndexedVersionType::enumFromString(const QString& type)
+{
+    return s_indexed_version_type_names.value(type, IndexedVersionType::VersionType::Unknown);
+}
+
 auto ProviderCapabilities::name(ResourceProvider p) -> const char*
 {
     switch (p) {

launcher/modplatform/ModIndex.h

@@ -25,6 +25,7 @@
 #include <QVariant>
 #include <QVector>
 #include <memory>
+#include <optional>
 
 class QIODevice;
 
@@ -58,6 +59,34 @@ struct DonationData {
     QString url;
 };
 
+struct IndexedVersionType {
+    enum class VersionType { Release = 1, Beta, Alpha, Unknown };
+    IndexedVersionType(const QString& type);
+    IndexedVersionType(const IndexedVersionType::VersionType& type);
+    IndexedVersionType(const IndexedVersionType& type);
+    IndexedVersionType() : IndexedVersionType(IndexedVersionType::VersionType::Unknown) {}
+    static const QString toString(const IndexedVersionType::VersionType& type);
+    static IndexedVersionType::VersionType enumFromString(const QString& type);
+    bool isValid() const { return m_type != IndexedVersionType::VersionType::Unknown; }
+    IndexedVersionType& operator=(const IndexedVersionType& other);
+    bool operator==(const IndexedVersionType& other) const { return m_type == other.m_type; }
+    bool operator==(const IndexedVersionType::VersionType& type) const { return m_type == type; }
+    bool operator!=(const IndexedVersionType& other) const { return m_type != other.m_type; }
+    bool operator!=(const IndexedVersionType::VersionType& type) const { return m_type != type; }
+    bool operator<(const IndexedVersionType& other) const { return m_type < other.m_type; }
+    bool operator<(const IndexedVersionType::VersionType& type) const { return m_type < type; }
+    bool operator<=(const IndexedVersionType& other) const { return m_type <= other.m_type; }
+    bool operator<=(const IndexedVersionType::VersionType& type) const { return m_type <= type; }
+    bool operator>(const IndexedVersionType& other) const { return m_type > other.m_type; }
+    bool operator>(const IndexedVersionType::VersionType& type) const { return m_type > type; }
+    bool operator>=(const IndexedVersionType& other) const { return m_type >= other.m_type; }
+    bool operator>=(const IndexedVersionType::VersionType& type) const { return m_type >= type; }
+
+    QString toString() const { return toString(m_type); }
+
+    IndexedVersionType::VersionType m_type;
+};
+
 struct Dependency {
     QVariant addonId;
     DependencyType type;
@@ -69,6 +98,7 @@ struct IndexedVersion {
     QVariant fileId;
     QString version;
     QString version_number = {};
+    IndexedVersionType version_type;
     QStringList mcVersion;
     QString downloadUrl;
     QString date;

launcher/modplatform/flame/FlameAPI.cpp

@@ -133,7 +133,9 @@ auto FlameAPI::getLatestVersion(VersionSearchArgs&& args) -> ModPlatform::Indexe
             for (auto file : arr) {
                 auto file_obj = Json::requireObject(file);
                 auto file_tmp = FlameMod::loadIndexedPackVersion(file_obj);
-                if (file_tmp.date > ver.date && (!args.loaders.has_value() || !file_tmp.loaders || args.loaders.value() & file_tmp.loaders))
+                if (file_tmp.date > ver.date &&
+                    (!args.loaders.has_value() || !file_tmp.loaders || args.loaders.value() & file_tmp.loaders) &&
+                    file_tmp.version_type <= ver.version_type)
                     ver = file_tmp;
             }
 

launcher/modplatform/flame/FlameAPI.h

@@ -38,6 +38,8 @@ class FlameAPI : public NetworkResourceAPI {
                 return 6;
             case ModPlatform::ResourceType::RESOURCE_PACK:
                 return 12;
+            case ModPlatform::ResourceType::SHADER_PACK:
+                return 6552;
         }
     }
 

launcher/modplatform/flame/FlameCheckUpdate.cpp

@@ -10,6 +10,7 @@
 #include "ResourceDownloadTask.h"
 
 #include "minecraft/mod/ModFolderModel.h"
+#include "minecraft/mod/tasks/GetModDependenciesTask.h"
 
 #include "net/ApiDownload.h"
 
@@ -154,18 +155,17 @@ void FlameCheckUpdate::executeTask()
             continue;
         }
 
+        // Fake pack with the necessary info to pass to the download task :)
+        auto pack = std::make_shared<ModPlatform::IndexedPack>();
+        pack->name = mod->name();
+        pack->slug = mod->metadata()->slug;
+        pack->addonId = mod->metadata()->project_id;
+        pack->websiteUrl = mod->homeurl();
+        for (auto& author : mod->authors())
+            pack->authors.append({ author });
+        pack->description = mod->description();
+        pack->provider = ModPlatform::ResourceProvider::FLAME;
         if (!latest_ver.hash.isEmpty() && (mod->metadata()->hash != latest_ver.hash || mod->status() == ModStatus::NotInstalled)) {
-            // Fake pack with the necessary info to pass to the download task :)
-            auto pack = std::make_shared<ModPlatform::IndexedPack>();
-            pack->name = mod->name();
-            pack->slug = mod->metadata()->slug;
-            pack->addonId = mod->metadata()->project_id;
-            pack->websiteUrl = mod->homeurl();
-            for (auto& author : mod->authors())
-                pack->authors.append({ author });
-            pack->description = mod->description();
-            pack->provider = ModPlatform::ResourceProvider::FLAME;
-
             auto old_version = mod->version();
             if (old_version.isEmpty() && mod->status() != ModStatus::NotInstalled) {
                 auto current_ver = getFileInfo(latest_ver.addonId.toInt(), mod->metadata()->file_id.toInt());
@@ -173,10 +173,11 @@ void FlameCheckUpdate::executeTask()
             }
 
             auto download_task = makeShared<ResourceDownloadTask>(pack, latest_ver, m_mods_folder);
-            m_updatable.emplace_back(pack->name, mod->metadata()->hash, old_version, latest_ver.version,
+            m_updatable.emplace_back(pack->name, mod->metadata()->hash, old_version, latest_ver.version, latest_ver.version_type,
                                      api.getModFileChangelog(latest_ver.addonId.toInt(), latest_ver.fileId.toInt()),
                                      ModPlatform::ResourceProvider::FLAME, download_task);
         }
+        m_deps.append(std::make_shared<GetModDependenciesTask::PackDependency>(pack, latest_ver));
     }
 
     emitSucceeded();

launcher/modplatform/flame/FlameModIndex.cpp

@@ -96,8 +96,9 @@ void FlameMod::loadIndexedPackVersions(ModPlatform::IndexedPack& pack,
     }
 
     auto orderSortPredicate = [](const ModPlatform::IndexedVersion& a, const ModPlatform::IndexedVersion& b) -> bool {
+        bool a_better_release = a.version_type <= b.version_type;
         // dates are in RFC 3339 format
-        return a.date > b.date;
+        return a.date > b.date && a_better_release;
     };
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);
     pack.versions = unsortedVersions;
@@ -139,6 +140,22 @@ auto FlameMod::loadIndexedPackVersion(QJsonObject& obj, bool load_changelog) ->
     file.downloadUrl = Json::ensureString(obj, "downloadUrl");
     file.fileName = Json::requireString(obj, "fileName");
 
+    ModPlatform::IndexedVersionType::VersionType ver_type;
+    switch (Json::requireInteger(obj, "releaseType")) {
+        case 1:
+            ver_type = ModPlatform::IndexedVersionType::VersionType::Release;
+            break;
+        case 2:
+            ver_type = ModPlatform::IndexedVersionType::VersionType::Beta;
+            break;
+        case 3:
+            ver_type = ModPlatform::IndexedVersionType::VersionType::Alpha;
+            break;
+        default:
+            ver_type = ModPlatform::IndexedVersionType::VersionType::Unknown;
+    }
+    file.version_type = ModPlatform::IndexedVersionType(ver_type);
+
     auto hash_list = Json::ensureArray(obj, "hashes");
     for (auto h : hash_list) {
         auto hash_entry = Json::ensureObject(h);

launcher/modplatform/flame/FlamePackExportTask.cpp

@@ -28,6 +28,7 @@
 #include <algorithm>
 #include <iterator>
 #include <memory>
+#include "Application.h"
 #include "Json.h"
 #include "MMCZip.h"
 #include "minecraft/PackProfile.h"
@@ -102,7 +103,8 @@ void FlamePackExportTask::collectHashes()
     setStatus(tr("Finding file hashes..."));
     setProgress(1, 5);
     auto allMods = mcInstance->loaderModList()->allMods();
-    ConcurrentTask::Ptr hashingTask(new ConcurrentTask(this, "MakeHashesTask", 10));
+    ConcurrentTask::Ptr hashingTask(
+        new ConcurrentTask(this, "MakeHashesTask", APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt()));
     task.reset(hashingTask);
     for (const QFileInfo& file : files) {
         const QString relative = gameRoot.relativeFilePath(file.absoluteFilePath());

launcher/modplatform/flame/FlamePackIndex.cpp

@@ -89,6 +89,22 @@ void Flame::loadIndexedPackVersions(Flame::IndexedPack& pack, QJsonArray& arr)
         // pick the latest version supported
         file.mcVersion = versionArray[0].toString();
         file.version = Json::requireString(version, "displayName");
+
+        ModPlatform::IndexedVersionType::VersionType ver_type;
+        switch (Json::requireInteger(version, "releaseType")) {
+            case 1:
+                ver_type = ModPlatform::IndexedVersionType::VersionType::Release;
+                break;
+            case 2:
+                ver_type = ModPlatform::IndexedVersionType::VersionType::Beta;
+                break;
+            case 3:
+                ver_type = ModPlatform::IndexedVersionType::VersionType::Alpha;
+                break;
+            default:
+                ver_type = ModPlatform::IndexedVersionType::VersionType::Unknown;
+        }
+        file.version_type = ModPlatform::IndexedVersionType(ver_type);
         file.downloadUrl = Json::ensureString(version, "downloadUrl");
 
         // only add if we have a download URL (third party distribution is enabled)

launcher/modplatform/flame/FlamePackIndex.h

@@ -17,6 +17,7 @@ struct IndexedVersion {
     int addonId;
     int fileId;
     QString version;
+    ModPlatform::IndexedVersionType version_type;
     QString mcVersion;
     QString downloadUrl;
 };

launcher/modplatform/modrinth/ModrinthCheckUpdate.cpp

@@ -38,7 +38,7 @@ void ModrinthCheckUpdate::executeTask()
     QStringList hashes;
     auto best_hash_type = ProviderCaps.hashType(ModPlatform::ResourceProvider::MODRINTH).first();
 
-    ConcurrentTask hashing_task(this, "MakeModrinthHashesTask", 10);
+    ConcurrentTask hashing_task(this, "MakeModrinthHashesTask", APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt());
     for (auto* mod : m_mods) {
         if (!mod->enabled()) {
             emit checkFailed(mod, tr("Disabled mods won't be updated, to prevent mod duplication issues!"));
@@ -144,26 +144,27 @@ void ModrinthCheckUpdate::executeTask()
                 auto mod = *mod_iter;
 
                 auto key = project_ver.hash;
+
+                // Fake pack with the necessary info to pass to the download task :)
+                auto pack = std::make_shared<ModPlatform::IndexedPack>();
+                pack->name = mod->name();
+                pack->slug = mod->metadata()->slug;
+                pack->addonId = mod->metadata()->project_id;
+                pack->websiteUrl = mod->homeurl();
+                for (auto& author : mod->authors())
+                    pack->authors.append({ author });
+                pack->description = mod->description();
+                pack->provider = ModPlatform::ResourceProvider::MODRINTH;
                 if ((key != hash && project_ver.is_preferred) || (mod->status() == ModStatus::NotInstalled)) {
                     if (mod->version() == project_ver.version_number)
                         continue;
 
-                    // Fake pack with the necessary info to pass to the download task :)
-                    auto pack = std::make_shared<ModPlatform::IndexedPack>();
-                    pack->name = mod->name();
-                    pack->slug = mod->metadata()->slug;
-                    pack->addonId = mod->metadata()->project_id;
-                    pack->websiteUrl = mod->homeurl();
-                    for (auto& author : mod->authors())
-                        pack->authors.append({ author });
-                    pack->description = mod->description();
-                    pack->provider = ModPlatform::ResourceProvider::MODRINTH;
-
                     auto download_task = makeShared<ResourceDownloadTask>(pack, project_ver, m_mods_folder);
 
-                    m_updatable.emplace_back(pack->name, hash, mod->version(), project_ver.version_number, project_ver.changelog,
+                    m_updatable.emplace_back(pack->name, hash, mod->version(), project_ver.version_number, project_ver.version_type,
-                                             ModPlatform::ResourceProvider::MODRINTH, download_task);
+                                             project_ver.changelog, ModPlatform::ResourceProvider::MODRINTH, download_task);
                 }
+                m_deps.append(std::make_shared<GetModDependenciesTask::PackDependency>(pack, project_ver));
             }
         } catch (Json::JsonException& e) {
             failed(e.cause() + " : " + e.what());

launcher/modplatform/modrinth/ModrinthPackIndex.cpp

@@ -109,8 +109,9 @@ void Modrinth::loadIndexedPackVersions(ModPlatform::IndexedPack& pack, QJsonArra
             unsortedVersions.append(file);
     }
     auto orderSortPredicate = [](const ModPlatform::IndexedVersion& a, const ModPlatform::IndexedVersion& b) -> bool {
+        bool a_better_release = a.version_type <= b.version_type;
         // dates are in RFC 3339 format
-        return a.date > b.date;
+        return a.date > b.date && a_better_release;
     };
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);
     pack.versions = unsortedVersions;
@@ -149,6 +150,8 @@ auto Modrinth::loadIndexedPackVersion(QJsonObject& obj, QString preferred_hash_t
     }
     file.version = Json::requireString(obj, "name");
     file.version_number = Json::requireString(obj, "version_number");
+    file.version_type = ModPlatform::IndexedVersionType(Json::requireString(obj, "version_type"));
+
     file.changelog = Json::requireString(obj, "changelog");
 
     auto dependencies = Json::ensureArray(obj, "dependencies");

launcher/modplatform/modrinth/ModrinthPackManifest.cpp

@@ -111,8 +111,9 @@ void loadIndexedVersions(Modpack& pack, QJsonDocument& doc)
             unsortedVersions.append(file);
     }
     auto orderSortPredicate = [](const ModpackVersion& a, const ModpackVersion& b) -> bool {
+        bool a_better_release = a.version_type <= b.version_type;
         // dates are in RFC 3339 format
-        return a.date > b.date;
+        return a.date > b.date && a_better_release;
     };
 
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);
@@ -128,6 +129,7 @@ auto loadIndexedVersion(QJsonObject& obj) -> ModpackVersion
 
     file.name = Json::requireString(obj, "name");
     file.version = Json::requireString(obj, "version_number");
+    file.version_type = ModPlatform::IndexedVersionType(Json::requireString(obj, "version_type"));
     file.changelog = Json::ensureString(obj, "changelog");
 
     file.id = Json::requireString(obj, "id");

launcher/modplatform/modrinth/ModrinthPackManifest.h

@@ -45,6 +45,8 @@
 #include <QUrl>
 #include <QVector>
 
+#include "modplatform/ModIndex.h"
+
 class MinecraftInstance;
 
 namespace Modrinth {
@@ -79,6 +81,7 @@ struct ModpackExtra {
 struct ModpackVersion {
     QString name;
     QString version;
+    ModPlatform::IndexedVersionType version_type;
     QString changelog;
 
     QString id;

launcher/net/NetJob.cpp

@@ -36,6 +36,11 @@
  */
 
 #include "NetJob.h"
+#include "Application.h"
+
+NetJob::NetJob(QString job_name, shared_qobject_ptr<QNetworkAccessManager> network)
+    : ConcurrentTask(nullptr, job_name, APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt()), m_network(network)
+{}
 
 auto NetJob::addNetAction(NetAction::Ptr action) -> bool
 {

launcher/net/NetJob.h

@@ -52,9 +52,7 @@ class NetJob : public ConcurrentTask {
    public:
     using Ptr = shared_qobject_ptr<NetJob>;
 
-    explicit NetJob(QString job_name, shared_qobject_ptr<QNetworkAccessManager> network)
+    explicit NetJob(QString job_name, shared_qobject_ptr<QNetworkAccessManager> network);
-        : ConcurrentTask(nullptr, job_name), m_network(network)
-    {}
     ~NetJob() override = default;
 
     void startNext() override;

launcher/tasks/ConcurrentTask.h

@@ -51,6 +51,9 @@ class ConcurrentTask : public Task {
     explicit ConcurrentTask(QObject* parent = nullptr, QString task_name = "", int max_concurrent = 6);
     ~ConcurrentTask() override;
 
+    // safe to call before starting the task
+    void setMaxConcurrent(int max_concurrent) { m_total_max_size = max_concurrent; }
+
     bool canAbort() const override { return true; }
 
     inline auto isMultiStep() const -> bool override { return totalSize() > 1; }

launcher/ui/MainWindow.cpp

@@ -872,7 +872,7 @@ void MainWindow::finalizeInstance(InstancePtr inst)
     } else {
         CustomMessageBox::selectable(this, tr("Error"),
                                      tr("The launcher cannot download Minecraft or update instances unless you have at least "
-                                        "one account added.\nPlease add your Microsoft or Mojang account."),
+                                        "one account added.\nPlease add a Microsoft account."),
                                      QMessageBox::Warning)
             ->show();
     }

launcher/ui/dialogs/BlockedModsDialog.cpp

@@ -44,7 +44,8 @@
 BlockedModsDialog::BlockedModsDialog(QWidget* parent, const QString& title, const QString& text, QList<BlockedMod>& mods)
     : QDialog(parent), ui(new Ui::BlockedModsDialog), m_mods(mods)
 {
-    m_hashing_task = shared_qobject_ptr<ConcurrentTask>(new ConcurrentTask(this, "MakeHashesTask", 10));
+    m_hashing_task = shared_qobject_ptr<ConcurrentTask>(
+        new ConcurrentTask(this, "MakeHashesTask", APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt()));
     connect(m_hashing_task.get(), &Task::finished, this, &BlockedModsDialog::hashTaskFinished);
 
     ui->setupUi(this);

launcher/ui/dialogs/LoginDialog.cpp

@@ -1,115 +0,0 @@
-/* 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 "LoginDialog.h"
-#include "ui_LoginDialog.h"
-
-#include "minecraft/auth/AccountTask.h"
-
-#include <QtWidgets/QPushButton>
-
-LoginDialog::LoginDialog(QWidget* parent) : QDialog(parent), ui(new Ui::LoginDialog)
-{
-    ui->setupUi(this);
-    ui->progressBar->setVisible(false);
-    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
-
-    connect(ui->buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
-    connect(ui->buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
-}
-
-LoginDialog::~LoginDialog()
-{
-    delete ui;
-}
-
-// Stage 1: User interaction
-void LoginDialog::accept()
-{
-    setUserInputsEnabled(false);
-    ui->progressBar->setVisible(true);
-
-    // Setup the login task and start it
-    m_account = MinecraftAccount::createFromUsername(ui->userTextBox->text());
-    m_loginTask = m_account->login(ui->passTextBox->text());
-    connect(m_loginTask.get(), &Task::failed, this, &LoginDialog::onTaskFailed);
-    connect(m_loginTask.get(), &Task::succeeded, this, &LoginDialog::onTaskSucceeded);
-    connect(m_loginTask.get(), &Task::status, this, &LoginDialog::onTaskStatus);
-    connect(m_loginTask.get(), &Task::progress, this, &LoginDialog::onTaskProgress);
-    m_loginTask->start();
-}
-
-void LoginDialog::setUserInputsEnabled(bool enable)
-{
-    ui->userTextBox->setEnabled(enable);
-    ui->passTextBox->setEnabled(enable);
-    ui->buttonBox->setEnabled(enable);
-}
-
-// Enable the OK button only when both textboxes contain something.
-void LoginDialog::on_userTextBox_textEdited(const QString& newText)
-{
-    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!newText.isEmpty() && !ui->passTextBox->text().isEmpty());
-}
-void LoginDialog::on_passTextBox_textEdited(const QString& newText)
-{
-    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!newText.isEmpty() && !ui->userTextBox->text().isEmpty());
-}
-
-void LoginDialog::onTaskFailed(const QString& reason)
-{
-    // Set message
-    auto lines = reason.split('\n');
-    QString processed;
-    for (auto line : lines) {
-        if (line.size()) {
-            processed += "<font color='red'>" + line + "</font><br />";
-        } else {
-            processed += "<br />";
-        }
-    }
-    ui->label->setText(processed);
-
-    // Re-enable user-interaction
-    setUserInputsEnabled(true);
-    ui->progressBar->setVisible(false);
-}
-
-void LoginDialog::onTaskSucceeded()
-{
-    QDialog::accept();
-}
-
-void LoginDialog::onTaskStatus(const QString& status)
-{
-    ui->label->setText(status);
-}
-
-void LoginDialog::onTaskProgress(qint64 current, qint64 total)
-{
-    ui->progressBar->setMaximum(total);
-    ui->progressBar->setValue(current);
-}
-
-// Public interface
-MinecraftAccountPtr LoginDialog::newAccount(QWidget* parent, QString msg)
-{
-    LoginDialog dlg(parent);
-    dlg.ui->label->setText(msg);
-    if (dlg.exec() == QDialog::Accepted) {
-        return dlg.m_account;
-    }
-    return nullptr;
-}

launcher/ui/dialogs/LoginDialog.h

@@ -1,56 +0,0 @@
-/* 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 <QtCore/QEventLoop>
-#include <QtWidgets/QDialog>
-
-#include "minecraft/auth/MinecraftAccount.h"
-#include "tasks/Task.h"
-
-namespace Ui {
-class LoginDialog;
-}
-
-class LoginDialog : public QDialog {
-    Q_OBJECT
-
-   public:
-    ~LoginDialog();
-
-    static MinecraftAccountPtr newAccount(QWidget* parent, QString message);
-
-   private:
-    explicit LoginDialog(QWidget* parent = 0);
-
-    void setUserInputsEnabled(bool enable);
-
-   protected slots:
-    void accept();
-
-    void onTaskFailed(const QString& reason);
-    void onTaskSucceeded();
-    void onTaskStatus(const QString& status);
-    void onTaskProgress(qint64 current, qint64 total);
-
-    void on_userTextBox_textEdited(const QString& newText);
-    void on_passTextBox_textEdited(const QString& newText);
-
-   private:
-    Ui::LoginDialog* ui;
-    MinecraftAccountPtr m_account;
-    Task::Ptr m_loginTask;
-};

launcher/ui/dialogs/LoginDialog.ui

@@ -1,77 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>LoginDialog</class>
- <widget class="QDialog" name="LoginDialog">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>421</width>
-    <height>198</height>
-   </rect>
-  </property>
-  <property name="sizePolicy">
-   <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-    <horstretch>0</horstretch>
-    <verstretch>0</verstretch>
-   </sizepolicy>
-  </property>
-  <property name="windowTitle">
-   <string>Add Account</string>
-  </property>
-  <layout class="QVBoxLayout" name="verticalLayout">
-   <item>
-    <widget class="QLabel" name="label">
-     <property name="text">
-      <string notr="true">Message label placeholder.</string>
-     </property>
-     <property name="textFormat">
-      <enum>Qt::RichText</enum>
-     </property>
-     <property name="textInteractionFlags">
-      <set>Qt::LinksAccessibleByKeyboard|Qt::LinksAccessibleByMouse|Qt::TextBrowserInteraction|Qt::TextSelectableByKeyboard|Qt::TextSelectableByMouse</set>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QLineEdit" name="userTextBox">
-     <property name="placeholderText">
-      <string>Email</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QLineEdit" name="passTextBox">
-     <property name="echoMode">
-      <enum>QLineEdit::Password</enum>
-     </property>
-     <property name="placeholderText">
-      <string>Password</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QProgressBar" name="progressBar">
-     <property name="value">
-      <number>24</number>
-     </property>
-     <property name="textVisible">
-      <bool>false</bool>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QDialogButtonBox" name="buttonBox">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-     </property>
-    </widget>
-   </item>
-  </layout>
- </widget>
- <resources/>
- <connections/>
-</ui>

launcher/ui/dialogs/ModUpdateDialog.cpp

@@ -3,6 +3,9 @@
 #include "CustomMessageBox.h"
 #include "ProgressDialog.h"
 #include "ScrollMessageBox.h"
+#include "minecraft/mod/tasks/GetModDependenciesTask.h"
+#include "modplatform/ModIndex.h"
+#include "modplatform/flame/FlameAPI.h"
 #include "ui_ReviewMessageBox.h"
 
 #include "Markdown.h"
@@ -41,7 +44,8 @@ ModUpdateDialog::ModUpdateDialog(QWidget* parent,
     , m_parent(parent)
     , m_mod_model(mods)
     , m_candidates(search_for)
-    , m_second_try_metadata(new ConcurrentTask())
+    , m_second_try_metadata(
+          new ConcurrentTask(nullptr, "Second Metadata Search", APPLICATION->settings()->get("NumberOfConcurrentTasks").toInt()))
     , m_instance(instance)
 {
     ReviewMessageBox::setGeometry(0, 0, 800, 600);
@@ -124,6 +128,8 @@ void ModUpdateDialog::checkCandidates()
         return;
     }
 
+    QList<std::shared_ptr<GetModDependenciesTask::PackDependency>> selectedVers;
+
     // Add found updates for Modrinth
     if (m_modrinth_check_task) {
         auto modrinth_updates = m_modrinth_check_task->getUpdatable();
@@ -133,6 +139,7 @@ void ModUpdateDialog::checkCandidates()
             appendMod(updatable);
             m_tasks.insert(updatable.name, updatable.download);
         }
+        selectedVers.append(m_modrinth_check_task->getDependencies());
     }
 
     // Add found updated for Flame
@@ -144,6 +151,7 @@ void ModUpdateDialog::checkCandidates()
             appendMod(updatable);
             m_tasks.insert(updatable.name, updatable.download);
         }
+        selectedVers.append(m_flame_check_task->getDependencies());
     }
 
     // Report failed update checking
@@ -178,6 +186,49 @@ void ModUpdateDialog::checkCandidates()
         }
     }
 
+    {  // dependencies
+        auto depTask = makeShared<GetModDependenciesTask>(this, m_instance, m_mod_model.get(), selectedVers);
+
+        connect(depTask.get(), &Task::failed, this,
+                [&](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
+
+        connect(depTask.get(), &Task::succeeded, this, [&]() {
+            QStringList warnings = depTask->warnings();
+            if (warnings.count()) {
+                CustomMessageBox::selectable(this, tr("Warnings"), warnings.join('\n'), QMessageBox::Warning)->exec();
+            }
+        });
+
+        ProgressDialog progress_dialog_deps(m_parent);
+        progress_dialog_deps.setSkipButton(true, tr("Abort"));
+        progress_dialog_deps.setWindowTitle(tr("Checking for dependencies..."));
+        auto dret = progress_dialog_deps.execWithTask(depTask.get());
+
+        // If the dialog was skipped / some download error happened
+        if (dret == QDialog::DialogCode::Rejected) {
+            m_aborted = true;
+            QMetaObject::invokeMethod(this, "reject", Qt::QueuedConnection);
+            return;
+        }
+        static FlameAPI api;
+
+        auto getRequiredBy = depTask->getRequiredBy();
+
+        for (auto dep : depTask->getDependecies()) {
+            auto changelog = dep->version.changelog;
+            if (dep->pack->provider == ModPlatform::ResourceProvider::FLAME)
+                changelog = api.getModFileChangelog(dep->version.addonId.toInt(), dep->version.fileId.toInt());
+            auto download_task = makeShared<ResourceDownloadTask>(dep->pack, dep->version, m_mod_model);
+            CheckUpdateTask::UpdatableMod updatable = {
+                dep->pack->name, dep->version.hash,   "",           dep->version.version, dep->version.version_type,
+                changelog,       dep->pack->provider, download_task
+            };
+
+            appendMod(updatable, getRequiredBy.value(dep->version.addonId.toString()));
+            m_tasks.insert(updatable.name, updatable.download);
+        }
+    }
+
     // If there's no mod to be updated
     if (ui->modTreeWidget->topLevelItemCount() == 0) {
         m_no_updates = true;
@@ -236,6 +287,10 @@ auto ModUpdateDialog::ensureMetadata() -> bool
         if (skip_rest)
             continue;
 
+        if (candidate->type() == ResourceType::FOLDER) {
+            continue;
+        }
+
         if (confirm_rest) {
             addToTmp(candidate, provider_rest);
             should_try_others.insert(candidate->internal_id(), try_others_rest);
@@ -346,7 +401,7 @@ void ModUpdateDialog::onMetadataFailed(Mod* mod, bool try_others, ModPlatform::R
     }
 }
 
-void ModUpdateDialog::appendMod(CheckUpdateTask::UpdatableMod const& info)
+void ModUpdateDialog::appendMod(CheckUpdateTask::UpdatableMod const& info, QStringList requiredBy)
 {
     auto item_top = new QTreeWidgetItem(ui->modTreeWidget);
     item_top->setCheckState(0, Qt::CheckState::Checked);
@@ -362,6 +417,26 @@ void ModUpdateDialog::appendMod(CheckUpdateTask::UpdatableMod const& info)
     auto new_version_item = new QTreeWidgetItem(item_top);
     new_version_item->setText(0, tr("New version: %1").arg(info.new_version));
 
+    if (info.new_version_type.has_value()) {
+        auto new_version_type_itme = new QTreeWidgetItem(item_top);
+        new_version_type_itme->setText(0, tr("New Version Type: %1").arg(info.new_version_type.value().toString()));
+    }
+
+    if (!requiredBy.isEmpty()) {
+        auto requiredByItem = new QTreeWidgetItem(item_top);
+        if (requiredBy.length() == 1) {
+            requiredByItem->setText(0, tr("Required by: %1").arg(requiredBy.back()));
+        } else {
+            requiredByItem->setText(0, tr("Required by:"));
+            auto i = 0;
+            for (auto req : requiredBy) {
+                auto reqItem = new QTreeWidgetItem(requiredByItem);
+                reqItem->setText(0, req);
+                reqItem->insertChildren(i++, { reqItem });
+            }
+        }
+    }
+
     auto changelog_item = new QTreeWidgetItem(item_top);
     changelog_item->setText(0, tr("Changelog of the latest version"));
 

launcher/ui/dialogs/ModUpdateDialog.h

@@ -23,7 +23,7 @@ class ModUpdateDialog final : public ReviewMessageBox {
 
     void checkCandidates();
 
-    void appendMod(const CheckUpdateTask::UpdatableMod& info);
+    void appendMod(const CheckUpdateTask::UpdatableMod& info, QStringList requiredBy = {});
 
     const QList<ResourceDownloadTask::Ptr> getTasks();
     auto indexDir() const -> QDir { return m_mod_model->indexDir(); }

launcher/ui/dialogs/ResourceDownloadDialog.cpp

@@ -127,35 +127,12 @@ void ResourceDownloadDialog::connectButtons()
 
 static ModPlatform::ProviderCapabilities ProviderCaps;
 
-QStringList getRequiredBy(QList<ResourceDownloadDialog::DownloadTaskPtr> tasks, ResourceDownloadDialog::DownloadTaskPtr pack)
-{
-    auto addonId = pack->getPack()->addonId;
-    auto provider = pack->getPack()->provider;
-    auto version = pack->getVersionID();
-    auto req = QStringList();
-    for (auto& task : tasks) {
-        if (provider != task->getPack()->provider)
-            continue;
-        auto deps = task->getVersion().dependencies;
-        if (auto dep = std::find_if(deps.begin(), deps.end(),
-                                    [addonId, provider, version](const ModPlatform::Dependency& d) {
-                                        return d.type == ModPlatform::DependencyType::REQUIRED &&
-                                               (provider == ModPlatform::ResourceProvider::MODRINTH && d.addonId.toString().isEmpty()
-                                                    ? version == d.version
-                                                    : d.addonId == addonId);
-                                    });
-            dep != deps.end()) {
-            req.append(task->getName());
-        }
-    }
-    return req;
-}
-
 void ResourceDownloadDialog::confirm()
 {
     auto confirm_dialog = ReviewMessageBox::create(this, tr("Confirm %1 to download").arg(resourcesString()));
     confirm_dialog->retranslateUi(resourcesString());
 
+    QHash<QString, QStringList> getRequiredBy;
     if (auto task = getModDependenciesTask(); task) {
         connect(task.get(), &Task::failed, this,
                 [&](QString reason) { CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->exec(); });
@@ -180,6 +157,7 @@ void ResourceDownloadDialog::confirm()
         } else {
             for (auto dep : task->getDependecies())
                 addResource(dep->pack, dep->version);
+            getRequiredBy = task->getRequiredBy();
         }
     }
 
@@ -189,7 +167,8 @@ void ResourceDownloadDialog::confirm()
     });
     for (auto& task : selected) {
         confirm_dialog->appendResource({ task->getName(), task->getFilename(), task->getCustomPath(),
-                                         ProviderCaps.name(task->getProvider()), getRequiredBy(selected, task) });
+                                         ProviderCaps.name(task->getProvider()), getRequiredBy.value(task->getPack()->addonId.toString()),
+                                         task->getVersion().version_type.toString() });
     }
 
     if (confirm_dialog->exec()) {
@@ -370,6 +349,8 @@ QList<BasePage*> ShaderPackDownloadDialog::getPages()
 {
     QList<BasePage*> pages;
     pages.append(ModrinthShaderPackPage::create(this, *m_instance));
+    if (APPLICATION->capabilities() & Application::SupportsFlame)
+        pages.append(FlameShaderPackPage::create(this, *m_instance));
     return pages;
 }
 

launcher/ui/dialogs/ReviewMessageBox.cpp

@@ -77,6 +77,10 @@ void ReviewMessageBox::appendResource(ResourceInformation&& info)
         itemTop->insertChildren(childIndx++, { requiredByItem });
     }
 
+    auto versionTypeItem = new QTreeWidgetItem(itemTop);
+    versionTypeItem->setText(0, tr("Version Type: %1").arg(info.version_type));
+    itemTop->insertChildren(childIndx++, { versionTypeItem });
+
     ui->modTreeWidget->addTopLevelItem(itemTop);
 }
 

launcher/ui/dialogs/ReviewMessageBox.h

@@ -18,6 +18,7 @@ class ReviewMessageBox : public QDialog {
         QString custom_file_path{};
         QString provider;
         QStringList required_by;
+        QString version_type;
     };
 
     void appendResource(ResourceInformation&& info);

launcher/ui/pages/global/AccountListPage.cpp

@@ -45,7 +45,6 @@
 #include "net/NetJob.h"
 
 #include "ui/dialogs/CustomMessageBox.h"
-#include "ui/dialogs/LoginDialog.h"
 #include "ui/dialogs/MSALoginDialog.h"
 #include "ui/dialogs/OfflineLoginDialog.h"
 #include "ui/dialogs/ProgressDialog.h"
@@ -64,8 +63,7 @@ AccountListPage::AccountListPage(QWidget* parent) : QMainWindow(parent), ui(new
     ui->setupUi(this);
     ui->listView->setEmptyString(
         tr("Welcome!\n"
-           "If you're new here, you can select the \"Add Microsoft\" or \"Add Mojang\" buttons to link your Microsoft and/or Mojang "
+           "If you're new here, you can select the \"Add Microsoft\" button to link your Microsoft account."));
-           "accounts."));
     ui->listView->setEmptyMode(VersionListView::String);
     ui->listView->setContextMenuPolicy(Qt::CustomContextMenu);
 
@@ -74,7 +72,6 @@ AccountListPage::AccountListPage(QWidget* parent) : QMainWindow(parent), ui(new
     ui->listView->setModel(m_accounts.get());
     ui->listView->header()->setSectionResizeMode(AccountList::VListColumns::ProfileNameColumn, QHeaderView::Stretch);
     ui->listView->header()->setSectionResizeMode(AccountList::VListColumns::NameColumn, QHeaderView::Stretch);
-    ui->listView->header()->setSectionResizeMode(AccountList::VListColumns::MigrationColumn, QHeaderView::ResizeToContents);
     ui->listView->header()->setSectionResizeMode(AccountList::VListColumns::TypeColumn, QHeaderView::ResizeToContents);
     ui->listView->header()->setSectionResizeMode(AccountList::VListColumns::StatusColumn, QHeaderView::ResizeToContents);
     ui->listView->setSelectionMode(QAbstractItemView::SingleSelection);
@@ -139,19 +136,6 @@ void AccountListPage::listChanged()
     updateButtonStates();
 }
 
-void AccountListPage::on_actionAddMojang_triggered()
-{
-    MinecraftAccountPtr account =
-        LoginDialog::newAccount(this, tr("Please enter your Mojang account email and password to add your account."));
-
-    if (account) {
-        m_accounts->addAccount(account);
-        if (m_accounts->count() == 1) {
-            m_accounts->setDefaultAccount(account);
-        }
-    }
-}
-
 void AccountListPage::on_actionAddMicrosoft_triggered()
 {
     MinecraftAccountPtr account =
@@ -169,7 +153,7 @@ void AccountListPage::on_actionAddOffline_triggered()
 {
     if (!m_accounts->anyAccountIsValid()) {
         QMessageBox::warning(this, tr("Error"),
-                             tr("You must add a Microsoft or Mojang account that owns Minecraft before you can add an offline account."
+                             tr("You must add a Microsoft account that owns Minecraft before you can add an offline account."
                                 "<br><br>"
                                 "If you have lost your account you can contact Microsoft for support."));
         return;

launcher/ui/pages/global/AccountListPage.h

@@ -70,7 +70,6 @@ class AccountListPage : public QMainWindow, public BasePage {
     void retranslate() override;
 
    public slots:
-    void on_actionAddMojang_triggered();
     void on_actionAddMicrosoft_triggered();
     void on_actionAddOffline_triggered();
     void on_actionRemove_triggered();

launcher/ui/pages/global/AccountListPage.ui

@@ -53,7 +53,6 @@
     <bool>false</bool>
    </attribute>
    <addaction name="actionAddMicrosoft"/>
-   <addaction name="actionAddMojang"/>
    <addaction name="actionAddOffline"/>
    <addaction name="actionRefresh"/>
    <addaction name="actionRemove"/>
@@ -63,11 +62,6 @@
    <addaction name="actionUploadSkin"/>
    <addaction name="actionDeleteSkin"/>
   </widget>
-  <action name="actionAddMojang">
-   <property name="text">
-    <string>Add &amp;Mojang</string>
-   </property>
-  </action>
   <action name="actionRemove">
    <property name="text">
     <string>Remo&amp;ve</string>

launcher/ui/pages/global/LauncherPage.cpp

@@ -189,6 +189,9 @@ void LauncherPage::applySettings()
 
     s->set("MenuBarInsteadOfToolBar", ui->preferMenuBarCheckBox->isChecked());
 
+    s->set("NumberOfConcurrentTasks", ui->numberOfConcurrentTasksSpinBox->value());
+    s->set("NumberOfConcurrentDownloads", ui->numberOfConcurrentDownloadsSpinBox->value());
+
     // Console settings
     s->set("ShowConsole", ui->showConsoleCheck->isChecked());
     s->set("AutoCloseConsole", ui->autoCloseConsoleCheck->isChecked());
@@ -236,6 +239,9 @@ void LauncherPage::loadSettings()
 #endif
     ui->preferMenuBarCheckBox->setChecked(s->get("MenuBarInsteadOfToolBar").toBool());
 
+    ui->numberOfConcurrentTasksSpinBox->setValue(s->get("NumberOfConcurrentTasks").toInt());
+    ui->numberOfConcurrentDownloadsSpinBox->setValue(s->get("NumberOfConcurrentDownloads").toInt());
+
     // Console settings
     ui->showConsoleCheck->setChecked(s->get("ShowConsole").toBool());
     ui->autoCloseConsoleCheck->setChecked(s->get("AutoCloseConsole").toBool());

launcher/ui/pages/global/LauncherPage.ui

@@ -189,6 +189,43 @@
          </layout>
         </widget>
        </item>
+       <item>
+        <widget class="QGroupBox" name="miscellaneousGroupBox">
+         <property name="title">
+          <string>Miscellaneous</string>
+         </property>
+         <layout class="QGridLayout" name="gridLayout">
+          <item row="0" column="0">
+           <widget class="QLabel" name="numberOfConcurrentTasksLabel">
+            <property name="text">
+             <string>Number of concurrent tasks</string>
+            </property>
+           </widget>
+          </item>
+          <item row="0" column="1">
+           <widget class="QSpinBox" name="numberOfConcurrentTasksSpinBox">
+            <property name="minimum">
+             <number>1</number>
+            </property>
+           </widget>
+          </item>
+          <item row="1" column="0">
+           <widget class="QLabel" name="numberOfConcurrentDownloadsLabel">
+            <property name="text">
+             <string>Number of concurrent downloads</string>
+            </property>
+           </widget>
+          </item>
+          <item row="1" column="1">
+           <widget class="QSpinBox" name="numberOfConcurrentDownloadsSpinBox">
+            <property name="minimum">
+             <number>1</number>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
        <item>
         <spacer name="verticalSpacer_2">
          <property name="orientation">

launcher/ui/pages/instance/ModFolderPage.cpp

@@ -175,7 +175,7 @@ void ModFolderPage::installMods()
 
     ResourceDownload::ModDownloadDialog mdownload(this, m_model, m_instance);
     if (mdownload.exec()) {
-        ConcurrentTask* tasks = new ConcurrentTask(this);
+        auto tasks = new ConcurrentTask(this, "Download Mods", APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
         connect(tasks, &Task::failed, [this, tasks](QString reason) {
             CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
             tasks->deleteLater();
@@ -234,7 +234,7 @@ void ModFolderPage::updateMods()
     }
 
     if (update_dialog.exec()) {
-        ConcurrentTask* tasks = new ConcurrentTask(this);
+        auto tasks = new ConcurrentTask(this, "Download Mods", APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
         connect(tasks, &Task::failed, [this, tasks](QString reason) {
             CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
             tasks->deleteLater();

launcher/ui/pages/instance/ResourcePackPage.cpp

@@ -72,7 +72,8 @@ void ResourcePackPage::downloadRPs()
 
     ResourceDownload::ResourcePackDownloadDialog mdownload(this, std::static_pointer_cast<ResourcePackFolderModel>(m_model), m_instance);
     if (mdownload.exec()) {
-        auto tasks = new ConcurrentTask(this);
+        auto tasks =
+            new ConcurrentTask(this, "Download Resource Pack", APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
         connect(tasks, &Task::failed, [this, tasks](QString reason) {
             CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
             tasks->deleteLater();

launcher/ui/pages/instance/ShaderPackPage.cpp

@@ -65,7 +65,7 @@ void ShaderPackPage::downloadShaders()
 
     ResourceDownload::ShaderPackDownloadDialog mdownload(this, std::static_pointer_cast<ShaderPackFolderModel>(m_model), m_instance);
     if (mdownload.exec()) {
-        auto tasks = new ConcurrentTask(this);
+        auto tasks = new ConcurrentTask(this, "Download Shaders", APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
         connect(tasks, &Task::failed, [this, tasks](QString reason) {
             CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
             tasks->deleteLater();

launcher/ui/pages/instance/TexturePackPage.cpp

@@ -74,7 +74,8 @@ void TexturePackPage::downloadTPs()
 
     ResourceDownload::TexturePackDownloadDialog mdownload(this, std::static_pointer_cast<TexturePackFolderModel>(m_model), m_instance);
     if (mdownload.exec()) {
-        auto tasks = new ConcurrentTask(this);
+        auto tasks =
+            new ConcurrentTask(this, "Download Texture Packs", APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
         connect(tasks, &Task::failed, [this, tasks](QString reason) {
             CustomMessageBox::selectable(this, tr("Error"), reason, QMessageBox::Critical)->show();
             tasks->deleteLater();

launcher/ui/pages/instance/VersionPage.cpp

@@ -411,7 +411,7 @@ void VersionPage::on_actionDownload_All_triggered()
     if (!APPLICATION->accounts()->anyAccountIsValid()) {
         CustomMessageBox::selectable(this, tr("Error"),
                                      tr("Cannot download Minecraft or update instances unless you have at least "
-                                        "one account added.\nPlease add your Microsoft or Mojang account."),
+                                        "one account added.\nPlease add a Microsoft account."),
                                      QMessageBox::Warning)
             ->show();
         return;

launcher/ui/pages/modplatform/ModPage.cpp

@@ -131,8 +131,10 @@ void ModPage::updateVersionList()
         }
 
         // Only add the version if it's valid or using the 'Any' filter, but never if the version is opted out
-        if ((valid || m_filter->versions.empty()) && !optedOut(version))
+        if ((valid || m_filter->versions.empty()) && !optedOut(version)) {
-            m_ui->versionSelectionBox->addItem(version.version, QVariant(i));
+            auto release_type = version.version_type.isValid() ? QString(" [%1]").arg(version.version_type.toString()) : "";
+            m_ui->versionSelectionBox->addItem(QString("%1%2").arg(version.version, release_type), QVariant(i));
+        }
     }
     if (m_ui->versionSelectionBox->count() == 0) {
         m_ui->versionSelectionBox->addItem(tr("No valid version found!"), QVariant(-1));

launcher/ui/pages/modplatform/ResourceModel.cpp

@@ -31,6 +31,9 @@ QHash<ResourceModel*, bool> ResourceModel::s_running_models;
 ResourceModel::ResourceModel(ResourceAPI* api) : QAbstractListModel(), m_api(api)
 {
     s_running_models.insert(this, true);
+#ifndef LAUNCHER_TEST
+    m_current_info_job.setMaxConcurrent(APPLICATION->settings()->get("NumberOfConcurrentDownloads").toInt());
+#endif
 }
 
 ResourceModel::~ResourceModel()

launcher/ui/pages/modplatform/ResourcePage.cpp

@@ -266,6 +266,9 @@ void ResourcePage::updateVersionList()
             if (optedOut(version))
                 continue;
 
+            auto release_type = current_pack->versions[i].version_type.isValid()
+                                    ? QString(" [%1]").arg(current_pack->versions[i].version_type.toString())
+                                    : "";
             m_ui->versionSelectionBox->addItem(current_pack->versions[i].version, QVariant(i));
         }
 

launcher/ui/pages/modplatform/flame/FlamePage.cpp

@@ -176,7 +176,8 @@ void FlamePage::onSelectionChanged(QModelIndex curr, [[maybe_unused]] QModelInde
             }
 
             for (auto version : current.versions) {
-                ui->versionSelectionBox->addItem(version.version, QVariant(version.downloadUrl));
+                auto release_type = version.version_type.isValid() ? QString(" [%1]").arg(version.version_type.toString()) : "";
+                ui->versionSelectionBox->addItem(QString("%1%2").arg(version.version, release_type), QVariant(version.downloadUrl));
             }
 
             QVariant current_updated;

launcher/ui/pages/modplatform/flame/FlameResourceModels.cpp

@@ -121,4 +121,27 @@ auto FlameTexturePackModel::documentToArray(QJsonDocument& obj) const -> QJsonAr
     return Json::ensureArray(obj.object(), "data");
 }
 
+FlameShaderPackModel::FlameShaderPackModel(const BaseInstance& base) : ShaderPackResourceModel(base, new FlameAPI) {}
+
+void FlameShaderPackModel::loadIndexedPack(ModPlatform::IndexedPack& m, QJsonObject& obj)
+{
+    FlameMod::loadIndexedPack(m, obj);
+}
+
+// We already deal with the URLs when initializing the pack, due to the API response's structure
+void FlameShaderPackModel::loadExtraPackInfo(ModPlatform::IndexedPack& m, QJsonObject& obj)
+{
+    FlameMod::loadBody(m, obj);
+}
+
+void FlameShaderPackModel::loadIndexedPackVersions(ModPlatform::IndexedPack& m, QJsonArray& arr)
+{
+    FlameMod::loadIndexedPackVersions(m, arr, APPLICATION->network(), &m_base_instance);
+}
+
+auto FlameShaderPackModel::documentToArray(QJsonDocument& obj) const -> QJsonArray
+{
+    return Json::ensureArray(obj.object(), "data");
+}
+
 }  // namespace ResourceDownload

launcher/ui/pages/modplatform/flame/FlameResourceModels.h

@@ -68,4 +68,21 @@ class FlameTexturePackModel : public TexturePackResourceModel {
     auto documentToArray(QJsonDocument& obj) const -> QJsonArray override;
 };
 
+class FlameShaderPackModel : public ShaderPackResourceModel {
+    Q_OBJECT
+
+   public:
+    FlameShaderPackModel(const BaseInstance&);
+    ~FlameShaderPackModel() override = default;
+
+   private:
+    [[nodiscard]] QString debugName() const override { return Flame::debugName() + " (Model)"; }
+    [[nodiscard]] QString metaEntryBase() const override { return Flame::metaEntryBase(); }
+
+    void loadIndexedPack(ModPlatform::IndexedPack& m, QJsonObject& obj) override;
+    void loadExtraPackInfo(ModPlatform::IndexedPack& m, QJsonObject& obj) override;
+    void loadIndexedPackVersions(ModPlatform::IndexedPack& m, QJsonArray& arr) override;
+    auto documentToArray(QJsonDocument& obj) const -> QJsonArray override;
+};
+
 }  // namespace ResourceDownload

launcher/ui/pages/modplatform/flame/FlameResourcePages.cpp

@@ -173,6 +173,45 @@ void FlameTexturePackPage::openUrl(const QUrl& url)
     TexturePackResourcePage::openUrl(url);
 }
 
+FlameShaderPackPage::FlameShaderPackPage(ShaderPackDownloadDialog* dialog, BaseInstance& instance)
+    : ShaderPackResourcePage(dialog, instance)
+{
+    m_model = new FlameShaderPackModel(instance);
+    m_ui->packView->setModel(m_model);
+
+    addSortings();
+
+    // sometimes Qt just ignores virtual slots and doesn't work as intended it seems,
+    // so it's best not to connect them in the parent's constructor...
+    connect(m_ui->sortByBox, SIGNAL(currentIndexChanged(int)), this, SLOT(triggerSearch()));
+    connect(m_ui->packView->selectionModel(), &QItemSelectionModel::currentChanged, this, &FlameShaderPackPage::onSelectionChanged);
+    connect(m_ui->versionSelectionBox, &QComboBox::currentTextChanged, this, &FlameShaderPackPage::onVersionSelectionChanged);
+    connect(m_ui->resourceSelectionButton, &QPushButton::clicked, this, &FlameShaderPackPage::onResourceSelected);
+
+    m_ui->packDescription->setMetaEntry(metaEntryBase());
+}
+
+bool FlameShaderPackPage::optedOut(ModPlatform::IndexedVersion& ver) const
+{
+    return isOptedOut(ver);
+}
+
+void FlameShaderPackPage::openUrl(const QUrl& url)
+{
+    if (url.scheme().isEmpty()) {
+        QString query = url.query(QUrl::FullyDecoded);
+
+        if (query.startsWith("remoteUrl=")) {
+            // attempt to resolve url from warning page
+            query.remove(0, 10);
+            ShaderPackResourcePage::openUrl({ QUrl::fromPercentEncoding(query.toUtf8()) });  // double decoding is necessary
+            return;
+        }
+    }
+
+    ShaderPackResourcePage::openUrl(url);
+}
+
 // I don't know why, but doing this on the parent class makes it so that
 // other mod providers start loading before being selected, at least with
 // my Qt, so we need to implement this in every derived class...
@@ -188,5 +227,9 @@ auto FlameTexturePackPage::shouldDisplay() const -> bool
 {
     return true;
 }
+auto FlameShaderPackPage::shouldDisplay() const -> bool
+{
+    return true;
+}
 
 }  // namespace ResourceDownload

launcher/ui/pages/modplatform/flame/FlameResourcePages.h

@@ -44,6 +44,7 @@
 
 #include "ui/pages/modplatform/ModPage.h"
 #include "ui/pages/modplatform/ResourcePackPage.h"
+#include "ui/pages/modplatform/ShaderPackPage.h"
 #include "ui/pages/modplatform/TexturePackPage.h"
 
 namespace ResourceDownload {
@@ -155,4 +156,31 @@ class FlameTexturePackPage : public TexturePackResourcePage {
     void openUrl(const QUrl& url) override;
 };
 
+class FlameShaderPackPage : public ShaderPackResourcePage {
+    Q_OBJECT
+
+   public:
+    static FlameShaderPackPage* create(ShaderPackDownloadDialog* dialog, BaseInstance& instance)
+    {
+        return ShaderPackResourcePage::create<FlameShaderPackPage>(dialog, instance);
+    }
+
+    FlameShaderPackPage(ShaderPackDownloadDialog* dialog, BaseInstance& instance);
+    ~FlameShaderPackPage() override = default;
+
+    [[nodiscard]] bool shouldDisplay() const override;
+
+    [[nodiscard]] inline auto displayName() const -> QString override { return Flame::displayName(); }
+    [[nodiscard]] inline auto icon() const -> QIcon override { return Flame::icon(); }
+    [[nodiscard]] inline auto id() const -> QString override { return Flame::id(); }
+    [[nodiscard]] inline auto debugName() const -> QString override { return Flame::debugName(); }
+    [[nodiscard]] inline auto metaEntryBase() const -> QString override { return Flame::metaEntryBase(); }
+
+    [[nodiscard]] inline auto helpPage() const -> QString override { return ""; }
+
+    bool optedOut(ModPlatform::IndexedVersion& ver) const override;
+
+    void openUrl(const QUrl& url) override;
+};
+
 }  // namespace ResourceDownload

launcher/ui/pages/modplatform/modrinth/ModrinthPage.cpp

@@ -217,12 +217,13 @@ void ModrinthPage::onSelectionChanged(QModelIndex curr, [[maybe_unused]] QModelI
                 qDebug() << *response;
                 qWarning() << "Error while reading modrinth modpack version: " << e.cause();
             }
-
             for (auto version : current.versions) {
+                auto release_type = version.version_type.isValid() ? QString(" [%1]").arg(version.version_type.toString()) : "";
                 if (!version.name.contains(version.version))
-                    ui->versionSelectionBox->addItem(QString("%1 — %2").arg(version.name, version.version), QVariant(version.id));
+                    ui->versionSelectionBox->addItem(QString("%1 — %2%3").arg(version.name, version.version, release_type),
+                                                     QVariant(version.id));
                 else
-                    ui->versionSelectionBox->addItem(version.name, QVariant(version.id));
+                    ui->versionSelectionBox->addItem(QString("%1%2").arg(version.name, release_type), QVariant(version.id));
             }
 
             QVariant current_updated;

launcher/ui/themes/CatPack.cpp

@@ -99,18 +99,22 @@ QDate ensureDay(int year, int month, int day)
 
 QString JsonCatPack::path()
 {
-    const QDate now = QDate::currentDate();
+    return path(QDate::currentDate());
+}
+
+QString JsonCatPack::path(QDate now)
+{
     for (auto var : m_variants) {
         QDate startDate = ensureDay(now.year(), var.startTime.month, var.startTime.day);
         QDate endDate = ensureDay(now.year(), var.endTime.month, var.endTime.day);
         if (startDate > endDate) {  // it's spans over multiple years
-            if (endDate <= now)     // end date is in the past so jump one year into the future for endDate
+            if (endDate < now)      // end date is in the past so jump one year into the future for endDate
                 endDate = endDate.addYears(1);
             else  // end date is in the future so jump one year into the past for startDate
                 startDate = startDate.addYears(-1);
         }
 
-        if (startDate >= now && now >= endDate)
+        if (startDate <= now && now <= endDate)
             return var.path;
     }
     return m_defaultPath;

launcher/ui/themes/CatPack.h

@@ -52,9 +52,9 @@ class BasicCatPack : public CatPack {
    public:
     BasicCatPack(QString id, QString name) : m_id(id), m_name(name) {}
     BasicCatPack(QString id) : BasicCatPack(id, id) {}
-    virtual QString id() { return m_id; }
+    virtual QString id() override { return m_id; }
-    virtual QString name() { return m_name; }
+    virtual QString name() override { return m_name; }
-    virtual QString path();
+    virtual QString path() override;
 
    protected:
     QString m_id;
@@ -83,7 +83,8 @@ class JsonCatPack : public BasicCatPack {
         PartialDate endTime;
     };
     JsonCatPack(QFileInfo& manifestInfo);
-    virtual QString path();
+    virtual QString path() override;
+    QString path(QDate now);
 
    private:
     QString m_defaultPath;

launcher/ui/widgets/InfoFrame.cpp

@@ -160,12 +160,12 @@ QString InfoFrame::renderColorCodes(QString input)
     //
     // TODO: Wrap links inside <a> tags
 
-    // https://minecraft.fandom.com/wiki/Formatting_codes#Color_codes
+    // https://minecraft.wiki/w/Formatting_codes#Color_codes
     const QMap<QChar, QString> color_codes_map = { { '0', "#000000" }, { '1', "#0000AA" }, { '2', "#00AA00" }, { '3', "#00AAAA" },
                                                    { '4', "#AA0000" }, { '5', "#AA00AA" }, { '6', "#FFAA00" }, { '7', "#AAAAAA" },
                                                    { '8', "#555555" }, { '9', "#5555FF" }, { 'a', "#55FF55" }, { 'b', "#55FFFF" },
                                                    { 'c', "#FF5555" }, { 'd', "#FF55FF" }, { 'e', "#FFFF55" }, { 'f', "#FFFFFF" } };
-    // https://minecraft.fandom.com/wiki/Formatting_codes#Formatting_codes
+    // https://minecraft.wiki/w/Formatting_codes#Formatting_codes
     const QMap<QChar, QString> formatting_codes_map = { { 'l', "b" }, { 'm', "s" }, { 'n', "u" }, { 'o', "i" } };
 
     QString html("<html>");

nix/distribution.nix

@@ -9,7 +9,7 @@
     ...
   }: {
     packages = let
-      ourPackages = lib.fix (final: self.overlays.default ({inherit (pkgs) darwin;} // final) pkgs);
+      ourPackages = lib.fix (final: self.overlays.default final pkgs);
     in {
       inherit
         (ourPackages)
@@ -26,19 +26,40 @@
     overlays.default = final: prev: let
       version = builtins.substring 0 8 self.lastModifiedDate or "dirty";
 
+      filteredSelf = inputs.nix-filter.lib.filter {
+        root = ../.;
+        include = [
+          "buildconfig"
+          "cmake"
+          "launcher"
+          "libraries"
+          "program_info"
+          "tests"
+          ../COPYING.md
+          ../CMakeLists.txt
+        ];
+      };
+
       # common args for prismlauncher evaluations
       unwrappedArgs = {
+        self = filteredSelf;
+
         inherit (inputs) libnbtplusplus;
-        inherit (final.darwin.apple_sdk.frameworks) Cocoa;
+        inherit ((final.darwin or prev.darwin).apple_sdk.frameworks) Cocoa;
-        inherit self version;
+        inherit version;
       };
     in {
       prismlauncher-qt5-unwrapped = prev.libsForQt5.callPackage ./pkg unwrappedArgs;
+
       prismlauncher-qt5 = prev.libsForQt5.callPackage ./pkg/wrapper.nix {
         prismlauncher-unwrapped = final.prismlauncher-qt5-unwrapped;
       };
+
       prismlauncher-unwrapped = prev.qt6Packages.callPackage ./pkg unwrappedArgs;
-      prismlauncher = prev.qt6Packages.callPackage ./pkg/wrapper.nix {inherit (final) prismlauncher-unwrapped;};
+
+      prismlauncher = prev.qt6Packages.callPackage ./pkg/wrapper.nix {
+        inherit (final) prismlauncher-unwrapped;
+      };
     };
   };
 }

nix/pkg/default.nix

@@ -58,6 +58,7 @@ assert lib.assertMsg (stdenv.isLinux || !gamemodeSupport) "gamemodeSupport is on
     dontWrapQtApps = true;
 
     meta = with lib; {
+      mainProgram = "prismlauncher";
       homepage = "https://prismlauncher.org/";
       description = "A free, open source launcher for Minecraft";
       longDescription = ''

nix/pkg/wrapper.nix

@@ -4,6 +4,7 @@
   symlinkJoin,
   prismlauncher-unwrapped,
   wrapQtAppsHook,
+  addOpenGLRunpath,
   qtbase, # needed for wrapQtAppsHook
   qtsvg,
   qtwayland,
@@ -18,9 +19,11 @@
   flite,
   mesa-demos,
   udev,
+  libusb1,
   msaClientID ? null,
   gamemodeSupport ? stdenv.isLinux,
   textToSpeechSupport ? stdenv.isLinux,
+  controllerSupport ? stdenv.isLinux,
   jdks ? [jdk17 jdk8],
   additionalLibs ? [],
   additionalPrograms ? [],
@@ -71,6 +74,7 @@ in
         ]
         ++ lib.optional gamemodeSupport gamemode.lib
         ++ lib.optional textToSpeechSupport flite
+        ++ lib.optional controllerSupport libusb1
         ++ additionalLibs;
 
       runtimePrograms =
@@ -82,7 +86,7 @@ in
     in
       ["--prefix PRISMLAUNCHER_JAVA_PATHS : ${lib.makeSearchPath "bin/java" jdks}"]
       ++ lib.optionals stdenv.isLinux [
-        "--set LD_LIBRARY_PATH /run/opengl-driver/lib:${lib.makeLibraryPath runtimeLibs}"
+        "--set LD_LIBRARY_PATH ${addOpenGLRunpath.driverLink}/lib:${lib.makeLibraryPath runtimeLibs}"
         # xorg.xrandr needed for LWJGL [2.9.2, 3) https://github.com/LWJGL/lwjgl/issues/128
         "--prefix PATH : ${lib.makeBinPath runtimePrograms}"
       ];

tests/CMakeLists.txt

@@ -58,4 +58,7 @@ ecm_add_test(Version_test.cpp LINK_LIBRARIES Launcher_logic Qt${QT_VERSION_MAJOR
     TEST_NAME Version)
 
 ecm_add_test(MetaComponentParse_test.cpp LINK_LIBRARIES Launcher_logic Qt${QT_VERSION_MAJOR}::Test
-    TEST_NAME MetaComponentParse)
+    TEST_NAME MetaComponentParse)
+
+ecm_add_test(CatPack_test.cpp LINK_LIBRARIES Launcher_logic Qt${QT_VERSION_MAJOR}::Test
+    TEST_NAME CatPack)

tests/CatPack_test.cpp

@@ -0,0 +1,40 @@
+#include <QTest>
+
+#include <QDate>
+#include <QFileInfo>
+#include <QList>
+#include <QTemporaryFile>
+#include "FileSystem.h"
+#include "ui/themes/CatPack.h"
+
+class CatPackTest : public QObject {
+    Q_OBJECT
+   private slots:
+    void test_catPack()
+    {
+        auto dataDir = QDir(QFINDTESTDATA("testdata/CatPacks")).absolutePath();
+        auto fileName = FS::PathCombine(dataDir, "index.json");
+        auto fileinfo = QFileInfo(fileName);
+        try {
+            auto cat = JsonCatPack(fileinfo);
+            QCOMPARE(cat.path(QDate(2023, 4, 12)), FS::PathCombine(fileinfo.path(), "oneDay.png"));
+            QCOMPARE(cat.path(QDate(2023, 4, 11)), FS::PathCombine(fileinfo.path(), "maxwell.png"));
+            QCOMPARE(cat.path(QDate(2023, 4, 13)), FS::PathCombine(fileinfo.path(), "maxwell.png"));
+            QCOMPARE(cat.path(QDate(2023, 12, 21)), FS::PathCombine(fileinfo.path(), "christmas.png"));
+            QCOMPARE(cat.path(QDate(2023, 12, 28)), FS::PathCombine(fileinfo.path(), "christmas.png"));
+            QCOMPARE(cat.path(QDate(2023, 12, 29)), FS::PathCombine(fileinfo.path(), "newyear.png"));
+            QCOMPARE(cat.path(QDate(2023, 12, 30)), FS::PathCombine(fileinfo.path(), "newyear2.png"));
+            QCOMPARE(cat.path(QDate(2023, 12, 31)), FS::PathCombine(fileinfo.path(), "newyear2.png"));
+            QCOMPARE(cat.path(QDate(2024, 1, 1)), FS::PathCombine(fileinfo.path(), "newyear2.png"));
+            QCOMPARE(cat.path(QDate(2024, 1, 2)), FS::PathCombine(fileinfo.path(), "newyear.png"));
+            QCOMPARE(cat.path(QDate(2024, 1, 3)), FS::PathCombine(fileinfo.path(), "newyear.png"));
+            QCOMPARE(cat.path(QDate(2024, 1, 4)), FS::PathCombine(fileinfo.path(), "maxwell.png"));
+        } catch (const Exception& e) {
+            QFAIL(e.cause().toLatin1());
+        }
+    }
+};
+
+QTEST_GUILESS_MAIN(CatPackTest)
+
+#include "CatPack_test.moc"

tests/testdata/CatPacks/index.json

@@ -0,0 +1,50 @@
+{
+    "name": "My Cute Cat",
+    "default": "maxwell.png",
+    "variants": [
+        {
+            "startTime": {
+                "day": 12,
+                "month": 4
+            },
+            "endTime": {
+                "day": 12,
+                "month": 4
+            },
+            "path": "oneDay.png"
+        },
+        {
+            "startTime": {
+                "day": 20,
+                "month": 12
+            },
+            "endTime": {
+                "day": 28,
+                "month": 12
+            },
+            "path": "christmas.png"
+        },
+        {
+            "startTime": {
+                "day": 30,
+                "month": 12
+            },
+            "endTime": {
+                "day": 1,
+                "month": 1
+            },
+            "path": "newyear2.png"
+        },
+        {
+            "startTime": {
+                "day": 28,
+                "month": 12
+            },
+            "endTime": {
+                "day": 3,
+                "month": 1
+            },
+            "path": "newyear.png"
+        }
+    ]
+}