Merge pull request #533 from DioEgizio/patch-5

Hide all tokens for non-Debug builds for log and logfiles

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -1,6 +1,6 @@
 name: Bug Report
 description: File a bug report
-labels: [bug, needs-triage]
+labels: [bug]
 body:
 - type: markdown
   attributes:
@@ -8,7 +8,7 @@ body:
       If you need help with running Minecraft, please visit us on our Discord before making a bug report.
 
       Before submitting a bug report, please make sure you have read this *entire* form, and that:
-      * You have read the [FAQ](https://github.com/PolyMC/PolyMC/wiki/FAQ) and it has not answered your question
+      * You have read the [PolyMC wiki](https://polymc.org/wiki/) and it has not answered your question.
       * Your bug is not caused by Minecraft or any mods you have installed.
       * Your issue has not been reported before, [make sure to use the search function!](https://github.com/PolyMC/PolyMC/issues)
 

.github/ISSUE_TEMPLATE/rfc.yml

@@ -1,7 +1,7 @@
 # Template based on https://gitlab.archlinux.org/archlinux/rfcs/-/blob/0ba3b61e987e197f8d1901709409b8564958f78a/rfcs/0000-template.rst
 name: Request for Comment (RFC)
 description: Propose a larger change and start a discussion.
-labels: [RFC]
+labels: [rfc]
 body:
 - type: markdown
   attributes:
@@ -21,8 +21,7 @@ body:
       Introduce the topic. If this is a not-well-known section of PolyMC, a detailed explanation of the background is recommended.
       Some example points of discussion:
        - What specific problems are you facing right now that you're trying to address?
-       - Are there any previous discussions? Link to them and summarize them (don't
-       - force your readers to read them though!).
+       - Are there any previous discussions? Link to them and summarize them (don't force your readers to read them though!).
        - Is there any precedent set by other software? If so, link to resources.
     placeholder: I don't like cats. I think many users also don't like cats.
   validations:

.github/ISSUE_TEMPLATE/suggestion.yml

@@ -1,6 +1,6 @@
 name: Suggestion
 description: Make a suggestion
-labels: [idea, needs-triage]
+labels: [enhancement]
 body:
 - type: markdown
   attributes:

.github/scripts/prepare_JREs.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-URL_JDK8="https://api.adoptium.net/v3/binary/latest/8/ga/linux/x64/jre/hotspot/normal/eclipse"
+URL_JDK8="https://api.adoptium.net/v3/binary/version/jdk8u312-b07/linux/x64/jre/hotspot/normal/eclipse"
 URL_JDK17="https://api.adoptium.net/v3/binary/latest/17/ga/linux/x64/jre/hotspot/normal/eclipse"
 
 mkdir -p JREs

.github/workflows/backport.yml

@@ -0,0 +1,19 @@
+name: Backport PR to stable
+on:
+  pull_request:
+    branches: [ develop ]
+    types: [ closed ]
+jobs:
+  release_pull_request:
+    if: github.event.pull_request.merged == true && contains(github.event.pull_request.labels.*.name, 'backport')
+    runs-on: ubuntu-latest
+    steps:
+    - name: checkout
+      uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+    - name: Backport PR by cherry-pick-ing
+      uses: Nathanmalnoury/gh-backport-action@master
+      with:
+        pr_branch: 'stable'
+        github_token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/build.yml

@@ -16,58 +16,52 @@ jobs:
         include:
 
           - os: ubuntu-20.04
-            qt_version: 5.12.8
-            qt_host: linux
 
           - os: ubuntu-20.04
-            qt_version: 5.15.2
-            qt_host: linux
-            app_image: true
+            appimage: true
 
           - os: windows-2022
-            qt_version: 5.15.2
-            qt_host: windows
-            qt_arch: win32_mingw81
+            name: "Windows-i686"
+            msystem: mingw32
+
+          - os: windows-2022
+            name: "Windows-x86_64"
+            msystem: mingw64
 
           - os: macos-11
-            qt_version: 5.12.12
-            qt_host: mac
-            macosx_deployment_target: 10.12
+            macosx_deployment_target: 10.13
 
     runs-on: ${{ matrix.os }}
 
     env:
       MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
       INSTALL_DIR: "install"
+      INSTALL_PORTABLE_DIR: "install-portable"
+      INSTALL_APPIMAGE_DIR: "install-appdir"
       BUILD_DIR: "build"
 
     steps:
-      - name: Install 32bit mingw on Windows
-        if: runner.os == 'Windows'
-        uses: egor-tensin/setup-mingw@v2
-        with:
-          platform: x86
-
-      - name: Install 32bit zlib via Strawberry on Windows
-        if: runner.os == 'Windows'
-        run: |
-          choco install strawberryperl -y --force --x86
-
+      ##
+      # PREPARE
+      ##
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           submodules: 'true'
 
-      # We need to do this here because it inexplicably fails if we split the step
-      - name: Download and install OpenSSL libs on Windows
+      - name: 'Setup MSYS2'
         if: runner.os == 'Windows'
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install aqtinstall==2.0.5
-          python -m aqt install-tool -O "${{ github.workspace }}\Qt\" windows desktop tools_openssl_x86
-          mkdir ${{ env.INSTALL_DIR }}
-          copy "${{ github.workspace }}\Qt\Tools\OpenSSL\Win_x86\bin\libssl-1_1.dll" "${{ github.workspace }}\${{ env.INSTALL_DIR }}\"
-          copy "${{ github.workspace }}\Qt\Tools\OpenSSL\Win_x86\bin\libcrypto-1_1.dll" "${{ github.workspace }}\${{ env.INSTALL_DIR }}\"
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: ${{ matrix.msystem }}
+          update: true
+          install: >-
+            git
+          pacboy: >-
+            toolchain:p
+            cmake:p
+            ninja:p
+            qt5:p
 
       - name: Set short version
         shell: bash
@@ -75,148 +69,187 @@ jobs:
           ver_short=`git rev-parse --short HEAD`
           echo "VERSION=$ver_short" >> $GITHUB_ENV
 
-      - name: Install OpenJDK
-        uses: AdoptOpenJDK/install-jdk@v1
-        with:
-          version: '17'
+      - name: Install Qt (macOS)
+        if: runner.os == 'macOS'
+        run: |
+         brew update
+         brew install qt@5 ninja
+         
+      - name: Update Qt (AppImage)
+        if: runner.os == 'Linux' && matrix.appimage == true
+        run: |
+         sudo add-apt-repository ppa:savoury1/qt-5-15
 
-      - name: Cache Qt
-        id: cache-qt
-        uses: actions/cache@v2
-        with:
-          path: "${{ github.workspace }}/Qt/"
-          key: ${{ runner.os }}-${{ matrix.qt_version }}-${{ matrix.qt_arch }}-qt_cache
-
-      - name: Install Qt
-        if: runner.os != 'Linux' || matrix.app_image == true
-        uses: jurplel/install-qt-action@v2
-        with:
-          version: ${{ matrix.qt_version }}
-          host: ${{ matrix.qt_host }}
-          arch: ${{ matrix.qt_arch }}
-          cached: ${{ steps.cache-qt.outputs.cache-hit }}
-          dir: "${{ github.workspace }}/Qt/"
-
-      - name: Install System Qt on Linux
-        if: runner.os == 'Linux' && matrix.app_image != true
+      - name: Install Qt (Linux)
+        if: runner.os == 'Linux'
         run: |
           sudo apt-get -y update
-          sudo apt-get -y install qtbase5-dev qtchooser qt5-qmake qtbase5-dev-tools libqt5core5a libqt5network5 libqt5gui5
+          sudo apt-get -y install qtbase5-dev qtchooser qt5-qmake qtbase5-dev-tools libqt5core5a libqt5network5 libqt5gui5 ninja-build
 
-      - name: Install Ninja
-        uses: urkle/action-get-ninja@v1
-
-      - name: Download linuxdeploy family for AppImage on Linux
-        if: matrix.app_image == true
+      - name: Prepare AppImage (Linux)
+        if: runner.os == 'Linux' && matrix.appimage == true
         run: |
           wget "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage"
           wget "https://github.com/linuxdeploy/linuxdeploy-plugin-appimage/releases/download/continuous/linuxdeploy-plugin-appimage-x86_64.AppImage"
           wget "https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage"
 
-      - name: Download JREs for AppImage on Linux
-        if: matrix.app_image == true
-        shell: bash
-        run: |
           ${{ github.workspace }}/.github/scripts/prepare_JREs.sh
 
-      - name: Configure CMake
-        if: runner.os != 'Linux'
-        run: |
-          cmake -S . -B ${{ env.BUILD_DIR }} -DCMAKE_INSTALL_PREFIX=${{ env.INSTALL_DIR }} -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} -G Ninja
+      ##
+      # CONFIGURE
+      ##
 
-      - name: Configure CMake on Linux
+      - name: Configure CMake (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          cmake -S . -B ${{ env.BUILD_DIR }} -DCMAKE_INSTALL_PREFIX=${{ env.INSTALL_DIR }} -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} -DENABLE_LTO=ON -DQt5_DIR=/usr/local/opt/qt@5 -DCMAKE_PREFIX_PATH=/usr/local/opt/qt@5 -DLauncher_BUILD_PLATFORM=macOS -G Ninja
+
+      - name: Configure CMake (Windows)
+        if: runner.os == 'Windows'
+        shell: msys2 {0}
+        run: |
+          cmake -S . -B ${{ env.BUILD_DIR }} -DCMAKE_INSTALL_PREFIX=${{ env.INSTALL_DIR }} -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} -DENABLE_LTO=ON -DLauncher_BUILD_PLATFORM=${{ matrix.name }} -G Ninja
+
+      - name: Configure CMake (Linux)
         if: runner.os == 'Linux'
         run: |
-          cmake -S . -B ${{ env.BUILD_DIR }} -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} -DLauncher_PORTABLE=OFF -G Ninja
+          cmake -S . -B ${{ env.BUILD_DIR }} -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=${{ inputs.build_type }} -DENABLE_LTO=ON -DLauncher_BUILD_PLATFORM=Linux -G Ninja
+
+      ##
+      # BUILD
+      ##
 
       - name: Build
+        if: runner.os != 'Windows'
         run: |
           cmake --build ${{ env.BUILD_DIR }}
 
-      - name: Install
-        if: runner.os != 'Linux'
+      - name: Build (Windows)
+        if: runner.os == 'Windows'
+        shell: msys2 {0}
+        run: |
+          cmake --build ${{ env.BUILD_DIR }}
+
+      ##
+      # PACKAGE BUILDS
+      ##
+
+      - name: Package (macOS)
+        if: runner.os == 'macOS'
         run: |
           cmake --install ${{ env.BUILD_DIR }}
 
-      - name: Install on Linux
-        if: runner.os == 'Linux'
-        run: |
-          DESTDIR=${{ env.INSTALL_DIR }} cmake --install ${{ env.BUILD_DIR }}
+          cd ${{ env.INSTALL_DIR }}
+          chmod +x "PolyMC.app/Contents/MacOS/polymc"
+          sudo codesign --sign - --deep --force --entitlements "../program_info/App.entitlements" --options runtime "PolyMC.app/Contents/MacOS/polymc"
+          tar -czf ../PolyMC.tar.gz *
 
-      - name: Bundle AppImage
-        if: matrix.app_image == true
+      - name: Package (Windows)
+        if: runner.os == 'Windows'
+        shell: msys2 {0}
+        run: |
+          cmake --install ${{ env.BUILD_DIR }}
+
+          cd ${{ env.INSTALL_DIR }}
+          if [ "${{ matrix.msystem }}" == "mingw32" ]; then
+            cp /mingw32/bin/libcrypto-1_1.dll /mingw32/bin/libssl-1_1.dll ./
+          elif [ "${{ matrix.msystem }}" == "mingw64" ]; then
+            cp /mingw64/bin/libcrypto-1_1-x64.dll /mingw64/bin/libssl-1_1-x64.dll ./
+          fi
+
+      - name: Package (Windows, portable)
+        if: runner.os == 'Windows'
+        shell: msys2 {0}
+        run: |
+          cp -r ${{ env.INSTALL_DIR }} ${{ env.INSTALL_PORTABLE_DIR }}  # cmake install on Windows is slow, let's just copy instead
+          cmake --install ${{ env.BUILD_DIR }} --prefix ${{ env.INSTALL_PORTABLE_DIR }} --component portable
+
+      - name: Package (Linux)
+        if: runner.os == 'Linux' && matrix.appimage != true
+        run: |
+          cmake --install ${{ env.BUILD_DIR }} --prefix ${{ env.INSTALL_DIR }}
+
+          cd ${{ env.INSTALL_DIR }}
+          tar --owner root --group root -czf ../PolyMC.tar.gz *
+
+      - name: Package (Linux, portable)
+        if: runner.os == 'Linux' && matrix.appimage != true
+        run: |
+          cmake --install ${{ env.BUILD_DIR }} --prefix ${{ env.INSTALL_PORTABLE_DIR }}
+          cmake --install ${{ env.BUILD_DIR }} --prefix ${{ env.INSTALL_PORTABLE_DIR }} --component portable
+
+          cd ${{ env.INSTALL_PORTABLE_DIR }}
+          tar -czf ../PolyMC-portable.tar.gz *
+
+      - name: Package AppImage (Linux)
+        if: runner.os == 'Linux' && matrix.appimage == true
         shell: bash
         run: |
+          cmake --install ${{ env.BUILD_DIR }} --prefix ${{ env.INSTALL_APPIMAGE_DIR }}/usr
+
           export OUTPUT="PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}-x86_64.AppImage"
 
           chmod +x linuxdeploy-*.AppImage
 
-          mkdir -p ${{ env.INSTALL_DIR }}/usr/lib/jvm/java-{8,17}-openjdk
+          mkdir -p ${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-{8,17}-openjdk
 
-          cp -r ${{ github.workspace }}/JREs/jre8/* ${{ env.INSTALL_DIR }}/usr/lib/jvm/java-8-openjdk
+          cp -r ${{ github.workspace }}/JREs/jre8/* ${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-8-openjdk
 
-          cp -r ${{ github.workspace }}/JREs/jre17/* ${{ env.INSTALL_DIR }}/usr/lib/jvm/java-17-openjdk
+          cp -r ${{ github.workspace }}/JREs/jre17/* ${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-17-openjdk
 
-          export LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_DIR }}/usr/lib"
-          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_DIR }}/usr/lib/jvm/java-8-openjdk/lib/amd64/server"
-          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_DIR }}/usr/lib/jvm/java-8-openjdk/lib/amd64"
-          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_DIR }}/usr/lib/jvm/java-17-openjdk/lib/server"
-          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_DIR }}/usr/lib/jvm/java-17-openjdk/lib"
+          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib"
+          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-8-openjdk/lib/amd64/server"
+          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-8-openjdk/lib/amd64"
+          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-17-openjdk/lib/server"
+          LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${{ env.INSTALL_APPIMAGE_DIR }}/usr/lib/jvm/java-17-openjdk/lib"
+          export LD_LIBRARY_PATH
 
-          ./linuxdeploy-x86_64.AppImage --appdir ${{ env.INSTALL_DIR }} --output appimage --plugin qt -i ${{ env.INSTALL_DIR }}/usr/share/icons/hicolor/scalable/apps/org.polymc.PolyMC.svg
+          ./linuxdeploy-x86_64.AppImage --appdir ${{ env.INSTALL_APPIMAGE_DIR }} --output appimage --plugin qt -i ${{ env.INSTALL_APPIMAGE_DIR }}/usr/share/icons/hicolor/scalable/apps/org.polymc.PolyMC.svg
 
-      - name: Run windeployqt
-        if: runner.os == 'Windows'
-        run: |
-          windeployqt --no-translations --no-system-d3d-compiler --no-opengl-sw "${{ env.INSTALL_DIR }}/polymc.exe"
+      ##
+      # UPLOAD BUILDS
+      ##
 
-      - name: Run macdeployqt
+      - name: Upload binary tarball (macOS)
         if: runner.os == 'macOS'
-        run: |
-          cd ${{ env.INSTALL_DIR }}
-          macdeployqt "PolyMC.app" -executable="PolyMC.app/Contents/MacOS/polymc" -always-overwrite
-
-      - name: chmod binary on macOS
-        if: runner.os == 'macOS'
-        run: |
-          chmod +x "${{ github.workspace }}/${{ env.INSTALL_DIR }}/PolyMC.app/Contents/MacOS/polymc"
-
-      - name: tar bundle on macOS
-        if: runner.os == 'macOS'
-        run: |
-          cd ${{ env.INSTALL_DIR }}
-          tar -czf ../PolyMC.tar.gz *
-
-      - name: tar on Linux
-        if: runner.os == 'Linux' && matrix.app_image != true
-        run: |
-          cd ${{ env.INSTALL_DIR }}
-          tar -czf ../PolyMC.tar.gz *
-
-      - name: Upload Linux tar.gz
-        if: runner.os == 'Linux' && matrix.app_image != true
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}
           path: PolyMC.tar.gz
 
-      - name: Upload AppImage for Linux
-        if: matrix.app_image == true
-        uses: actions/upload-artifact@v2
+      - name: Upload binary zip (Windows)
+        if: runner.os == 'Windows'
+        uses: actions/upload-artifact@v3
+        with:
+          name: PolyMC-${{ matrix.name }}-${{ env.VERSION }}-${{ inputs.build_type }}
+          path: ${{ env.INSTALL_DIR }}/**
+
+      - name: Upload binary zip (Windows, portable)
+        if: runner.os == 'Windows'
+        uses: actions/upload-artifact@v3
+        with:
+          name: PolyMC-${{ matrix.name }}-Portable-${{ env.VERSION }}-${{ inputs.build_type }}
+          path: ${{ env.INSTALL_PORTABLE_DIR }}/**
+
+      - name: Upload binary tarball (Linux)
+        if: runner.os == 'Linux' && matrix.appimage != true
+        uses: actions/upload-artifact@v3
+        with:
+          name: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}
+          path: PolyMC.tar.gz
+
+      - name: Upload binary tarball (Linux, portable)
+        if: runner.os == 'Linux' && matrix.appimage != true
+        uses: actions/upload-artifact@v3
+        with:
+          name: PolyMC-${{ runner.os }}-Portable-${{ env.VERSION }}-${{ inputs.build_type }}
+          path: PolyMC-portable.tar.gz
+
+      - name: Upload AppImage (Linux)
+        if: runner.os == 'Linux' && matrix.appimage == true
+        uses: actions/upload-artifact@v3
         with:
           name: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}-x86_64.AppImage
           path: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}-x86_64.AppImage
 
-      - name: Upload package for Windows
-        if: runner.os == 'Windows'
-        uses: actions/upload-artifact@v2
-        with:
-          name: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}
-          path: ${{ env.INSTALL_DIR }}/**
 
-      - name: Upload package for macOS
-        if: runner.os == 'macOS'
-        uses: actions/upload-artifact@v2
-        with:
-          name: PolyMC-${{ runner.os }}-${{ env.VERSION }}-${{ inputs.build_type }}
-          path: PolyMC.tar.gz

.github/workflows/pr-comment.yml

@@ -0,0 +1,61 @@
+name: Comment on pull request
+on:
+  workflow_run:
+    workflows: ['Test workflow with upload']
+    types: [completed]
+jobs:
+  pr_comment:
+    if: github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v5
+        with:
+          # This snippet is public-domain, taken from
+          # https://github.com/oprypin/nightly.link/blob/master/.github/workflows/pr-comment.yml
+          script: |
+            async function upsertComment(owner, repo, issue_number, purpose, body) {
+              const {data: comments} = await github.rest.issues.listComments(
+                {owner, repo, issue_number});
+
+              const marker = `<!-- bot: ${purpose} -->`;
+              body = marker + "\n" + body;
+
+              const existing = comments.filter((c) => c.body.includes(marker));
+              if (existing.length > 0) {
+                const last = existing[existing.length - 1];
+                core.info(`Updating comment ${last.id}`);
+                await github.rest.issues.updateComment({
+                  owner, repo,
+                  body,
+                  comment_id: last.id,
+                });
+              } else {
+                core.info(`Creating a comment in issue / PR #${issue_number}`);
+                await github.rest.issues.createComment({issue_number, body, owner, repo});
+              }
+            }
+
+            const {owner, repo} = context.repo;
+            const run_id = ${{github.event.workflow_run.id}};
+
+            const pull_requests = ${{ toJSON(github.event.workflow_run.pull_requests) }};
+            if (!pull_requests.length) {
+              return core.error("This workflow doesn't match any pull requests!");
+            }
+
+            const artifacts = await github.paginate(
+              github.rest.actions.listWorkflowRunArtifacts, {owner, repo, run_id});
+            if (!artifacts.length) {
+              return core.error(`No artifacts found`);
+            }
+            let body = `Download the artifacts for this pull request:\n`;
+            for (const art of artifacts) {
+              body += `\n* [${art.name}.zip](https://nightly.link/${owner}/${repo}/actions/artifacts/${art.id}.zip)`;
+            }
+
+            core.info("Review thread message body:", body);
+
+            for (const pr of pull_requests) {
+              await upsertComment(owner, repo, pr.number,
+                "nightly-link", body);
+            }

.github/workflows/trigger_builds.yml

@@ -9,12 +9,16 @@ on:
       - '**/LICENSE'
       - 'flake.lock'
       - '**.nix'
+      - 'packages/**'
+      - '.github/ISSUE_TEMPLATE/**'
   pull_request:
     paths-ignore:
       - '**.md'
       - '**/LICENSE'
       - 'flake.lock'
       - '**.nix'
+      - 'packages/**'
+      - '.github/ISSUE_TEMPLATE/**'
   workflow_dispatch:
 
 jobs:
@@ -24,9 +28,3 @@ jobs:
     uses: ./.github/workflows/build.yml
     with:
       build_type: Debug
-
-  build_release:
-    name: Build Release
-    uses: ./.github/workflows/build.yml
-    with:
-      build_type: Release

.github/workflows/trigger_release.yml

@@ -19,10 +19,37 @@ jobs:
     outputs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          submodules: 'true'
+          path: 'PolyMC-source'
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
       - name: Grab and store version
         run: |
           tag_name=$(echo ${{ github.ref }} | grep -oE "[^/]+$")
           echo "VERSION=$tag_name" >> $GITHUB_ENV
+      - name: Package artifacts properly
+        run: |
+          mv ${{ github.workspace }}/PolyMC-source PolyMC-${{ env.VERSION }}
+          mv PolyMC-Linux-Portable*/PolyMC-portable.tar.gz PolyMC-Linux-Portable-${{ env.VERSION }}.tar.gz
+          mv PolyMC-Linux*/PolyMC.tar.gz PolyMC-Linux-${{ env.VERSION }}.tar.gz
+          mv PolyMC-*.AppImage/PolyMC-*.AppImage PolyMC-Linux-${{ env.VERSION }}-x86_64.AppImage
+          mv PolyMC-macOS*/PolyMC.tar.gz PolyMC-macOS-${{ env.VERSION }}.tar.gz
+
+          tar -czf PolyMC-${{ env.VERSION }}.tar.gz PolyMC-${{ env.VERSION }}
+
+          for d in PolyMC-Windows-*; do
+            cd "${d}" || continue
+            ARCH="$(echo -n ${d} | cut -d '-' -f 3)"
+            PORT="$(echo -n ${d} | grep -o Portable || true)"
+            NAME="PolyMC-Windows-${ARCH}"
+            test -z "${PORT}" || NAME="${NAME}-Portable"
+            zip -r -9 "../${NAME}-${{ env.VERSION }}.zip" *
+            cd ..
+          done
+
       - name: Create release
         id: create_release
         uses: softprops/action-gh-release@v1
@@ -33,67 +60,13 @@ jobs:
           name: PolyMC ${{ env.VERSION }}
           draft: true
           prerelease: false
-
-  upload_release:
-    needs: create_release
-    runs-on: ubuntu-latest
-    steps:
-
-      - name: Download artifacts
-        uses: actions/download-artifact@v2
-
-      - name: Grab and store version
-        run: |
-          tag_name=$(echo ${{ github.ref }} | grep -oE "[^/]+$")
-          echo "VERSION=$tag_name" >> $GITHUB_ENV
-
-      - name: Package artifacts properly
-        run: |
-          mv PolyMC-Linux*/PolyMC.tar.gz PolyMC-Linux-${{ env.VERSION }}.tar.gz
-          mv PolyMC-*.AppImage/PolyMC-*.AppImage PolyMC-Linux-${{ env.VERSION }}-x86_64.AppImage
-          mv PolyMC-Windows* PolyMC-Windows-${{ env.VERSION }}
-          mv PolyMC-macOS*/PolyMC.tar.gz PolyMC-macOS-${{ env.VERSION }}.tar.gz
-
-          cd PolyMC-Windows-${{ env.VERSION }}
-          zip -r -9 ../PolyMC-Windows-${{ env.VERSION }}.zip *
-          cd ..
-
-      - name: Upload Linux asset
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ needs.create_release.outputs.upload_url }}
-          asset_name: PolyMC-Linux-${{ env.VERSION }}.tar.gz
-          asset_path: PolyMC-Linux-${{ env.VERSION }}.tar.gz
-          asset_content_type: application/gzip
-
-      - name: Upload Linux AppImage asset
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ needs.create_release.outputs.upload_url }}
-          asset_name: PolyMC-Linux-${{ env.VERSION }}-x86_64.AppImage
-          asset_path: PolyMC-Linux-${{ env.VERSION }}-x86_64.AppImage
-          asset_content_type: application/x-executable
-
-      - name: Upload Windows asset
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ needs.create_release.outputs.upload_url }}
-          asset_name: PolyMC-Windows-${{ env.VERSION }}.zip
-          asset_path: PolyMC-Windows-${{ env.VERSION }}.zip
-          asset_content_type: application/zip
-
-      - name: Upload macOS asset
-        uses: actions/upload-release-asset@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-          upload_url: ${{ needs.create_release.outputs.upload_url }}
-          asset_name: PolyMC-macOS-${{ env.VERSION }}.tar.gz
-          asset_path: PolyMC-macOS-${{ env.VERSION }}.tar.gz
-          asset_content_type: application/gzip
+          files: |
+            PolyMC-Linux-${{ env.VERSION }}.tar.gz
+            PolyMC-Linux-Portable-${{ env.VERSION }}.tar.gz
+            PolyMC-Linux-${{ env.VERSION }}-x86_64.AppImage
+            PolyMC-Windows-i686-${{ env.VERSION }}.zip
+            PolyMC-Windows-i686-Portable-${{ env.VERSION }}.zip
+            PolyMC-Windows-x86_64-${{ env.VERSION }}.zip
+            PolyMC-Windows-x86_64-Portable-${{ env.VERSION }}.zip
+            PolyMC-macOS-${{ env.VERSION }}.tar.gz
+            PolyMC-${{ env.VERSION }}.tar.gz

.gitignore

@@ -14,6 +14,8 @@ CMakeLists.txt.user.*
 /.project
 /.settings
 /.idea
+/.vscode
+.clang-format
 cmake-build-*/
 Debug
 
@@ -42,3 +44,7 @@ run/
 
 # Nix/NixOS
 result/
+
+# Flatpak
+.flatpak-builder
+flatbuild

.gitmodules

@@ -1,7 +1,7 @@
 [submodule "depends/libnbtplusplus"]
     path = libraries/libnbtplusplus
-    url = https://github.com/MultiMC/libnbtplusplus.git
-    pushurl = git@github.com:MultiMC/libnbtplusplus.git
+    url = https://github.com/PolyMC/libnbtplusplus.git
+    pushurl = git@github.com:PolyMC/libnbtplusplus.git
 
 [submodule "libraries/quazip"]
 	path = libraries/quazip

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.9.4)
 
 if(WIN32)
     # In Qt 5.1+ we have our own main() function, don't autolink to qtmain on Windows
@@ -6,7 +6,7 @@ if(WIN32)
 endif()
 
 project(Launcher)
-enable_testing()
+include(CTest)
 
 string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BUILD_DIR}" IS_IN_SOURCE_BUILD)
 if(IS_IN_SOURCE_BUILD)
@@ -43,30 +43,43 @@ set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Werror=return-type")
 # Fix build with Qt 5.13
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DQT_NO_DEPRECATED_WARNINGS=Y")
 
+option(ENABLE_LTO "Enable Link Time Optimization" off)
+
+if(ENABLE_LTO)
+    include(CheckIPOSupported)
+    check_ipo_supported(RESULT ipo_supported OUTPUT ipo_error)
+
+    if(ipo_supported AND (CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "MinSizeRel"))
+        message(STATUS "IPO / LTO enabled")
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+    elseif(ipo_supported)
+        message(STATUS "Not enabling IPO / LTO on debug builds")
+    else()
+        message(STATUS "IPO / LTO not supported: <${ipo_error}>")
+    endif()
+endif()
+
 ##################################### Set Application options #####################################
 
 ######## Set URLs ########
 set(Launcher_NEWS_RSS_URL "https://polymc.org/feed/feed.xml" CACHE STRING "URL to fetch PolyMC's news RSS feed from.")
 set(Launcher_NEWS_OPEN_URL "https://polymc.org/news" CACHE STRING "URL that gets opened when the user clicks 'More News'")
-set(Launcher_HELP_URL "https://polymc.org/wiki/%1" CACHE STRING "URL (with arg %1 to be substituted with page-id) that gets opened when the user requests help")
+set(Launcher_HELP_URL "https://polymc.org/wiki/help-pages/%1" CACHE STRING "URL (with arg %1 to be substituted with page-id) that gets opened when the user requests help")
 
 ######## Set version numbers ########
 set(Launcher_VERSION_MAJOR    1)
-set(Launcher_VERSION_MINOR    1)
-set(Launcher_VERSION_HOTFIX   0)
+set(Launcher_VERSION_MINOR    2)
+set(Launcher_VERSION_HOTFIX   2)
 
 # Build number
 set(Launcher_VERSION_BUILD -1 CACHE STRING "Build number. -1 for no build number.")
 
 # Build platform.
-set(Launcher_BUILD_PLATFORM "" CACHE STRING "A short string identifying the platform that this build was built for. Only used by the notification system and to display in the about dialog.")
+set(Launcher_BUILD_PLATFORM "" CACHE STRING "A short string identifying the platform that this build was built for. Only used to display in the about dialog.")
 
 # Channel list URL
 set(Launcher_UPDATER_BASE "" CACHE STRING "Base URL for the updater.")
 
-# Notification URL
-set(Launcher_NOTIFICATION_URL "" CACHE STRING "URL for checking for notifications.")
-
 # The metadata server
 set(Launcher_META_URL "https://meta.polymc.org/v1/" CACHE STRING "URL to fetch Launcher's meta files from.")
 
@@ -76,6 +89,10 @@ set(Launcher_IMGUR_CLIENT_ID "5b97b0713fba4a3" CACHE STRING "Client ID you can g
 # MSA Client ID
 set(Launcher_MSA_CLIENT_ID "549033b2-1532-4d4e-ae77-1bbaa46f9d74" CACHE STRING "Client ID you can get from Microsoft Identity Platform when you register an application")
 
+# CurseForge API Key
+# CHANGE THIS IF YOU FORK THIS PROJECT!
+set(Launcher_CURSEFORGE_API_KEY "$2a$10$iR1RdPDG95FWdILZbHuoMOlV4vL4eckBx7QPZR6SVZmliEb9ZQplu" CACHE STRING "CurseForge API Key")
+
 # Bug tracker URL
 set(Launcher_BUG_TRACKER_URL "https://github.com/PolyMC/PolyMC/issues" CACHE STRING "URL for the bug tracker.")
 
@@ -83,7 +100,7 @@ set(Launcher_BUG_TRACKER_URL "https://github.com/PolyMC/PolyMC/issues" CACHE STR
 set(Launcher_TRANSLATIONS_URL "https://hosted.weblate.org/projects/polymc/polymc/" CACHE STRING "URL for the translations platform.")
 
 # Matrix Space
-set(Launcher_MATRIX_URL "https://matrix.to/#/#polymc:polymc.org" CACHE STRING "URL to the Matrix Space")
+set(Launcher_MATRIX_URL "https://matrix.to/#/#polymc:matrix.org" CACHE STRING "URL to the Matrix Space")
 
 # Discord URL
 set(Launcher_DISCORD_URL "https://discord.gg/Z52pwxWCHP" CACHE STRING "URL for the Discord guild.")
@@ -91,11 +108,10 @@ set(Launcher_DISCORD_URL "https://discord.gg/Z52pwxWCHP" CACHE STRING "URL for t
 
 
 # Subreddit URL
-set(Launcher_SUBREDDIT_URL "" CACHE STRING "URL for the subreddit.")
+set(Launcher_SUBREDDIT_URL "https://www.reddit.com/r/PolyMCLauncher/" CACHE STRING "URL for the subreddit.")
 
 # Builds
-# TODO: Launcher_FORCE_BUNDLED_LIBS should be off in the future, but as of QuaZip 1.2, we can't do that yet.
-set(Launcher_FORCE_BUNDLED_LIBS ON CACHE BOOL "Prevent using system libraries, if they are available as submodules")
+set(Launcher_FORCE_BUNDLED_LIBS OFF CACHE BOOL "Prevent using system libraries, if they are available as submodules")
 set(Launcher_QT_VERSION_MAJOR "5" CACHE STRING "Major Qt version to build against")
 
 
@@ -122,7 +138,7 @@ if(Launcher_QT_VERSION_MAJOR EQUAL 5)
     find_package(Qt5 REQUIRED COMPONENTS Core Widgets Concurrent Network Test Xml)
 
     if(NOT Launcher_FORCE_BUNDLED_LIBS)
-        find_package(QuaZip-Qt5 REQUIRED)
+        find_package(QuaZip-Qt5 1.3)
     endif()
     if (NOT QuaZip-Qt5_FOUND)
         set(QUAZIP_QT_MAJOR_VERSION ${QT_VERSION_MAJOR} CACHE STRING "Qt version to use (4, 5 or 6), defaults to ${QT_VERSION_MAJOR}" FORCE)
@@ -152,9 +168,10 @@ add_subdirectory(program_info)
 
 ####################################### Install layout #######################################
 
-# Install the build results according to platform
-set(Launcher_PORTABLE 1 CACHE BOOL "The type of installation (Portable or System)")
-
+if(NOT (UNIX AND APPLE))
+    # Install "portable.txt" if selected component is "portable"
+    install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_Portable_File}" DESTINATION "." COMPONENT portable EXCLUDE_FROM_ALL)
+endif()
 
 if(UNIX AND APPLE)
     set(BINARY_DEST_DIR "${Launcher_Name}.app/Contents/MacOS")
@@ -163,20 +180,18 @@ if(UNIX AND APPLE)
     set(RESOURCES_DEST_DIR "${Launcher_Name}.app/Contents/Resources")
     set(JARS_DEST_DIR "${Launcher_Name}.app/Contents/MacOS/jars")
 
-    set(BUNDLE_DEST_DIR ".")
-
     # Apps to bundle
     set(APPS "\${CMAKE_INSTALL_PREFIX}/${Launcher_Name}.app")
 
     # Mac bundle settings
     set(MACOSX_BUNDLE_BUNDLE_NAME "${Launcher_Name}")
-    set(MACOSX_BUNDLE_INFO_STRING "${Launcher_Name}:  Minecraft launcher and management utility.")
+    set(MACOSX_BUNDLE_INFO_STRING "${Launcher_Name}: A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once.")
     set(MACOSX_BUNDLE_GUI_IDENTIFIER "org.polymc.${Launcher_Name}")
-    set(MACOSX_BUNDLE_BUNDLE_VERSION "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}.${Launcher_VERSION_BUILD}")
-    set(MACOSX_BUNDLE_SHORT_VERSION_STRING "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}.${Launcher_VERSION_BUILD}")
-    set(MACOSX_BUNDLE_LONG_VERSION_STRING "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}.${Launcher_VERSION_BUILD}")
+    set(MACOSX_BUNDLE_BUNDLE_VERSION "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}")
+    set(MACOSX_BUNDLE_SHORT_VERSION_STRING "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}")
+    set(MACOSX_BUNDLE_LONG_VERSION_STRING "${Launcher_VERSION_MAJOR}.${Launcher_VERSION_MINOR}.${Launcher_VERSION_HOTFIX}")
     set(MACOSX_BUNDLE_ICON_FILE ${Launcher_Name}.icns)
-    set(MACOSX_BUNDLE_COPYRIGHT "Copyright 2015-2021 ${Launcher_Copyright}")
+    set(MACOSX_BUNDLE_COPYRIGHT "Copyright 2021-2022 ${Launcher_Copyright}")
 
     # directories to look for dependencies
     set(DIRS ${QT_LIBS_DIR} ${QT_LIBEXECS_DIR} ${CMAKE_LIBRARY_OUTPUT_DIRECTORY} ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
@@ -189,30 +204,12 @@ if(UNIX AND APPLE)
 
 elseif(UNIX)
     set(BINARY_DEST_DIR "bin")
-    if(Launcher_PORTABLE)
-        set(LIBRARY_DEST_DIR "bin")
-        set(BUNDLE_DEST_DIR ".")
-        set(JARS_DEST_DIR "bin/jars")
-
-        # launcher/Application.cpp will use this value
-        set(Launcher_APP_BINARY_DEFS "-DLAUNCHER_PORTABLE")
-
-        # Install basic runner script
-        configure_file(launcher/Launcher.in "${CMAKE_CURRENT_BINARY_DIR}/LauncherScript" @ONLY)
-        install(PROGRAMS "${CMAKE_CURRENT_BINARY_DIR}/LauncherScript" DESTINATION ${BUNDLE_DEST_DIR} RENAME ${Launcher_Name})
-    else()
-        set(LIBRARY_DEST_DIR "lib${LIB_SUFFIX}")
-        set(JARS_DEST_DIR "share/jars")
-        set(LAUNCHER_DESKTOP_DEST_DIR "share/applications" CACHE STRING "Path to the desktop file directory")
-        set(LAUNCHER_METAINFO_DEST_DIR "share/metainfo" CACHE STRING "Path to the metainfo directory")
-        set(LAUNCHER_ICON_DEST_DIR "share/icons/hicolor/scalable/apps" CACHE STRING "Path to the scalable icon directory")
-
-        set(Launcher_APP_BINARY_DEFS "-DMULTIMC_JARS_LOCATION=${CMAKE_INSTALL_PREFIX}/${JARS_DEST_DIR}")
-
-        install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${Launcher_Desktop} DESTINATION ${LAUNCHER_DESKTOP_DEST_DIR})
-        install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${Launcher_MetaInfo} DESTINATION ${LAUNCHER_METAINFO_DEST_DIR})
-        install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_SVG} DESTINATION ${LAUNCHER_ICON_DEST_DIR})
-    endif()
+    set(LIBRARY_DEST_DIR "lib${LIB_SUFFIX}")
+    set(JARS_DEST_DIR "share/jars")
+    set(LAUNCHER_DESKTOP_DEST_DIR "share/applications" CACHE STRING "Path to the desktop file directory")
+    set(LAUNCHER_METAINFO_DEST_DIR "share/metainfo" CACHE STRING "Path to the metainfo directory")
+    set(LAUNCHER_ICON_DEST_DIR "share/icons/hicolor/scalable/apps" CACHE STRING "Path to the scalable icon directory")
+    set(LAUNCHER_MAN_DEST_DIR "share/man/man6" CACHE STRING "Path to the man page directory")
 
     # install as bundle with no dependencies included
     set(INSTALL_BUNDLE "nodeps")
@@ -220,11 +217,22 @@ elseif(UNIX)
     # Set RPATH
     SET(Launcher_BINARY_RPATH "$ORIGIN/")
 
+    # jars path is determined on runtime, relative to "Application root path", generally /usr or the root of the portable bundle
+    set(Launcher_APP_BINARY_DEFS "-DLAUNCHER_JARS_LOCATION=${JARS_DEST_DIR}")
+
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${Launcher_Desktop} DESTINATION ${LAUNCHER_DESKTOP_DEST_DIR})
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${Launcher_MetaInfo} DESTINATION ${LAUNCHER_METAINFO_DEST_DIR})
+    install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_SVG} DESTINATION ${LAUNCHER_ICON_DEST_DIR})
+    install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/${Launcher_ManPage} DESTINATION ${LAUNCHER_MAN_DEST_DIR} RENAME "${Launcher_APP_BINARY_NAME}.6")
+
+    # Install basic runner script if component "portable" is selected
+    configure_file(launcher/Launcher.in "${CMAKE_CURRENT_BINARY_DIR}/LauncherScript" @ONLY)
+    install(PROGRAMS "${CMAKE_CURRENT_BINARY_DIR}/LauncherScript" DESTINATION "." RENAME ${Launcher_Name} COMPONENT portable EXCLUDE_FROM_ALL)
+
 elseif(WIN32)
     set(BINARY_DEST_DIR ".")
     set(LIBRARY_DEST_DIR ".")
     set(PLUGIN_DEST_DIR ".")
-    set(BUNDLE_DEST_DIR ".")
     set(RESOURCES_DEST_DIR ".")
     set(JARS_DEST_DIR "jars")
 
@@ -260,6 +268,8 @@ if (FORCE_BUNDLED_QUAZIP)
     set(BUILD_SHARED_LIBS 0)  # link statically to avoid conflicts.
     set(QUAZIP_INSTALL 0)
     add_subdirectory(libraries/quazip) # zip manipulation library
+else()
+    message(STATUS "Using system QuaZip")
 endif()
 add_subdirectory(libraries/rainbow) # Qt extension for colors
 add_subdirectory(libraries/iconfix) # fork of Qt's QIcon loader

COPYING.md

@@ -5,8 +5,7 @@
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
+    the Free Software Foundation, version 3.
 
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of

README.md

@@ -33,14 +33,22 @@ Feel free to create an issue if you need help. However, you might find it easier
 
 For people who don't want to use Discord, we have a Matrix Space which is bridged to the Discord server:
 
-[![PolyMC Space](https://img.shields.io/matrix/polymc:polymc.org?label=PolyMC%20Space&server_fqdn=matrix.polymc.org)](https://matrix.to/#/#polymc:polymc.org)
+[![PolyMC Space](https://img.shields.io/matrix/polymc:matrix.org?label=PolyMC%20space)](https://matrix.to/#/#polymc:matrix.org)
 
 If there are any issues with the space or you are using a client that does not support the feature here are the individual rooms:
 
-[![Support](https://img.shields.io/matrix/support:polymc.org?label=%23support&server_fqdn=matrix.polymc.org)](https://matrix.to/#/#support:polymc.org)
-[![Discussion](https://img.shields.io/matrix/discussion:polymc.org?label=%23discussion&server_fqdn=matrix.polymc.org)](https://matrix.to/#/#discussion:polymc.org)
-[![Development](https://img.shields.io/matrix/development:polymc.org?label=%23development&server_fqdn=matrix.polymc.org)](https://matrix.to/#/#development:polymc.org)
-[![News](https://img.shields.io/matrix/news:polymc.org?label=%23news&server_fqdn=matrix.polymc.org)](https://matrix.to/#/#news:polymc.org)
+[![Development](https://img.shields.io/matrix/polymc-development:matrix.org?label=PolyMC%20Development)](https://matrix.to/#/#polymc-development:matrix.org)
+[![Discussion](https://img.shields.io/matrix/polymc-discussion:matrix.org?label=PolyMC%20Discussion)](https://matrix.to/#/#polymc-discussion:matrix.org)
+[![Github](https://img.shields.io/matrix/polymc-github:matrix.org?label=PolyMC%20Github)](https://matrix.to/#/#polymc-github:matrix.org)
+[![Maintainers](https://img.shields.io/matrix/polymc-maintainers:matrix.org?label=PolyMC%20Maintainers)](https://matrix.to/#/#polymc-maintainers:matrix.org)
+[![News](https://img.shields.io/matrix/polymc-news:matrix.org?label=PolyMC%20News)](https://matrix.to/#/#polymc-news:matrix.org)
+[![Offtopic](https://img.shields.io/matrix/polymc-offtopic:matrix.org?label=PolyMC%20Offtopic)](https://matrix.to/#/#polymc-offtopic:matrix.org)
+[![Support](https://img.shields.io/matrix/polymc-support:matrix.org?label=PolyMC%20Support)](https://matrix.to/#/#polymc-support:matrix.org)
+[![Voice](https://img.shields.io/matrix/polymc-voice:matrix.org?label=PolyMC%20Voice)](https://matrix.to/#/#polymc-voice:matrix.org)
+
+we also have a subreddit you can post your issues and suggestions on:
+
+[r/PolyMCLauncher](https://www.reddit.com/r/PolyMCLauncher/)
 
 # Development
 
@@ -48,7 +56,7 @@ If you want to contribute to PolyMC you might find it useful to join our Discord
 
 ## Building
 
-If you want to build PolyMC yourself, check [BUILD.md](BUILD.md) for build instructions.
+If you want to build PolyMC yourself, check [Build Instructions](https://polymc.org/wiki/development/build-instructions/) for build instructions.
 
 ## Code formatting
 
@@ -66,9 +74,15 @@ In general, in order of importance:
 
 The translation effort for PolyMC is hosted on [Weblate](https://hosted.weblate.org/projects/polymc/polymc/) and information about translating PolyMC is available at https://github.com/PolyMC/Translations
 
-## Download infomation
-To modify download infomation or change packaging infomation send a pull request or issue to the website [Here](https://github.com/PolyMC/polymc.github.io/blob/master/src/download.md)
+## Download information
+To modify download information or change packaging information send a pull request or issue to the website [Here](https://github.com/PolyMC/polymc.github.io/blob/master/src/download.md)
 
 ## Forking/Redistributing/Custom builds policy
 
 Do whatever you want, we don't care. Just follow the license. If you have any questions about this feel free to ask in an issue.
+
+All launcher code is available under the GPL-3 license.
+  
+[Source for the website](https://github.com/PolyMC/polymc.github.io) is hosted under the AGPL-3 License.
+
+The logo and related assets are under the CC BY-SA 4.0 license.

buildconfig/BuildConfig.cpp.in

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "BuildConfig.h"
 #include <QObject>
 
@@ -25,12 +60,14 @@ Config::Config()
 
     BUILD_PLATFORM = "@Launcher_BUILD_PLATFORM@";
     UPDATER_BASE = "@Launcher_UPDATER_BASE@";
-    NOTIFICATION_URL = "@Launcher_NOTIFICATION_URL@";
-    FULL_VERSION_STR = "@Launcher_VERSION_MAJOR@.@Launcher_VERSION_MINOR@.@Launcher_VERSION_BUILD@";
 
     GIT_COMMIT = "@Launcher_GIT_COMMIT@";
     GIT_REFSPEC = "@Launcher_GIT_REFSPEC@";
-    if(GIT_REFSPEC.startsWith("refs/heads/"))
+    if (GIT_REFSPEC == QStringLiteral("GITDIR-NOTFOUND"))
+    {
+        VERSION_CHANNEL = QStringLiteral("stable");
+    }
+    else if(GIT_REFSPEC.startsWith("refs/heads/"))
     {
         VERSION_CHANNEL = GIT_REFSPEC;
         VERSION_CHANNEL.remove("refs/heads/");
@@ -53,6 +90,7 @@ Config::Config()
     HELP_URL = "@Launcher_HELP_URL@";
     IMGUR_CLIENT_ID = "@Launcher_IMGUR_CLIENT_ID@";
     MSA_CLIENT_ID = "@Launcher_MSA_CLIENT_ID@";
+    CURSEFORGE_API_KEY = "@Launcher_CURSEFORGE_API_KEY@";
     META_URL = "@Launcher_META_URL@";
 
     BUG_TRACKER_URL = "@Launcher_BUG_TRACKER_URL@";

buildconfig/BuildConfig.h

@@ -1,12 +1,46 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #pragma once
 #include <QString>
 
 /**
  * \brief The Config class holds all the build-time information passed from the build system.
  */
-class Config
-{
-public:
+class Config {
+   public:
     Config();
     QString LAUNCHER_NAME;
     QString LAUNCHER_DISPLAYNAME;
@@ -39,20 +73,12 @@ public:
     /// URL for the updater's channel
     QString UPDATER_BASE;
 
-
     /// User-Agent to use.
     QString USER_AGENT;
 
     /// User-Agent to use for uncached requests.
     QString USER_AGENT_UNCACHED;
 
-
-    /// URL for notifications
-    QString NOTIFICATION_URL;
-
-    /// Used for matching notifications
-    QString FULL_VERSION_STR;
-
     /// The git commit hash of this build
     QString GIT_COMMIT;
 
@@ -88,6 +114,11 @@ public:
      */
     QString MSA_CLIENT_ID;
 
+    /**
+     * Client API key for CurseForge
+     */
+    QString CURSEFORGE_API_KEY;
+
     /**
      * Metadata repository URL prefix
      */
@@ -112,6 +143,12 @@ public:
 
     QString ATL_DOWNLOAD_SERVER_URL = "https://download.nodecdn.net/containers/atl/";
 
+    QString TECHNIC_API_BASE_URL = "https://api.technicpack.net/";
+    /**
+     * The build that is reported to the Technic API.
+     */
+    QString TECHNIC_API_BUILD = "multimc";
+
     /**
      * \brief Converts the Version to a string.
      * \return The version number in string format (major.minor.revision.build).
@@ -120,4 +157,3 @@ public:
 };
 
 extern const Config BuildConfig;
-

cmake/MacOSXBundleInfo.plist.in

@@ -2,6 +2,10 @@
 <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>NSCameraUsageDescription</key>
+	<string>A Minecraft mod wants to access your camera.</string>
+	<key>NSMicrophoneUsageDescription</key>
+	<string>A Minecraft mod wants to access your microphone.</string>
     <key>NSPrincipalClass</key>
     <string>NSApplication</string>
     <key>NSHighResolutionCapable</key>

cmake/UnitTest.cmake

@@ -5,44 +5,46 @@ set(TEST_RESOURCE_PATH ${CMAKE_CURRENT_LIST_DIR})
 message(${TEST_RESOURCE_PATH})
 
 function(add_unit_test name)
-    set(options "")
-    set(oneValueArgs DATA)
-    set(multiValueArgs SOURCES LIBS)
+    if(BUILD_TESTING)
+        set(options "")
+        set(oneValueArgs DATA)
+        set(multiValueArgs SOURCES LIBS)
 
-    cmake_parse_arguments(OPT "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN} )
+        cmake_parse_arguments(OPT "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN} )
 
-    if(WIN32)
-        add_executable(${name}_test ${OPT_SOURCES} ${TEST_RESOURCE_PATH}/UnitTest/test.rc)
-    else()
-        add_executable(${name}_test ${OPT_SOURCES})
-    endif()
-
-    if(NOT "${OPT_DATA}" STREQUAL "")
-        set(TEST_DATA_PATH "${CMAKE_CURRENT_BINARY_DIR}/data")
-        set(TEST_DATA_PATH_SRC "${CMAKE_CURRENT_SOURCE_DIR}/${OPT_DATA}")
-        message("From ${TEST_DATA_PATH_SRC} to ${TEST_DATA_PATH}")
-        string(REGEX REPLACE "[/\\:]" "_" DATA_TARGET_NAME "${TEST_DATA_PATH_SRC}")
-        if(UNIX)
-            # on unix we get the third / from the filename
-            set(TEST_DATA_URL "file://${TEST_DATA_PATH}")
+        if(WIN32)
+            add_executable(${name}_test ${OPT_SOURCES} ${TEST_RESOURCE_PATH}/UnitTest/test.rc)
         else()
-            # we don't on windows, so we have to add it ourselves
-            set(TEST_DATA_URL "file:///${TEST_DATA_PATH}")
+            add_executable(${name}_test ${OPT_SOURCES})
         endif()
-        if(NOT TARGET "${DATA_TARGET_NAME}")
-            add_custom_target(${DATA_TARGET_NAME})
-            add_dependencies(${name}_test ${DATA_TARGET_NAME})
-            add_custom_command(
-                TARGET ${DATA_TARGET_NAME}
-                COMMAND ${CMAKE_COMMAND} "-DTEST_DATA_URL=${TEST_DATA_URL}" -DSOURCE=${TEST_DATA_PATH_SRC} -DDESTINATION=${TEST_DATA_PATH} -P ${TEST_RESOURCE_PATH}/UnitTest/generate_test_data.cmake
-                WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-            )
+
+        if(NOT "${OPT_DATA}" STREQUAL "")
+            set(TEST_DATA_PATH "${CMAKE_CURRENT_BINARY_DIR}/data")
+            set(TEST_DATA_PATH_SRC "${CMAKE_CURRENT_SOURCE_DIR}/${OPT_DATA}")
+            message("From ${TEST_DATA_PATH_SRC} to ${TEST_DATA_PATH}")
+            string(REGEX REPLACE "[/\\:]" "_" DATA_TARGET_NAME "${TEST_DATA_PATH_SRC}")
+            if(UNIX)
+                # on unix we get the third / from the filename
+                set(TEST_DATA_URL "file://${TEST_DATA_PATH}")
+            else()
+                # we don't on windows, so we have to add it ourselves
+                set(TEST_DATA_URL "file:///${TEST_DATA_PATH}")
+            endif()
+            if(NOT TARGET "${DATA_TARGET_NAME}")
+                add_custom_target(${DATA_TARGET_NAME})
+                add_dependencies(${name}_test ${DATA_TARGET_NAME})
+                add_custom_command(
+                    TARGET ${DATA_TARGET_NAME}
+                    COMMAND ${CMAKE_COMMAND} "-DTEST_DATA_URL=${TEST_DATA_URL}" -DSOURCE=${TEST_DATA_PATH_SRC} -DDESTINATION=${TEST_DATA_PATH} -P ${TEST_RESOURCE_PATH}/UnitTest/generate_test_data.cmake
+                    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+                )
+            endif()
         endif()
+
+        target_link_libraries(${name}_test Qt5::Test ${OPT_LIBS})
+
+        target_include_directories(${name}_test PRIVATE "${TEST_RESOURCE_PATH}/UnitTest/")
+
+        add_test(NAME ${name} COMMAND ${name}_test WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
     endif()
-
-    target_link_libraries(${name}_test Qt5::Test ${OPT_LIBS})
-
-    target_include_directories(${name}_test PRIVATE "${TEST_RESOURCE_PATH}/UnitTest/")
-
-    add_test(NAME ${name} COMMAND ${name}_test WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
 endfunction()

flake.lock

@@ -3,11 +3,11 @@
     "flake-compat": {
       "flake": false,
       "locked": {
-        "lastModified": 1641205782,
-        "narHash": "sha256-4jY7RCWUoZ9cKD8co0/4tFARpWB+57+r1bLLvXNJliY=",
+        "lastModified": 1648199409,
+        "narHash": "sha256-JwPKdC2PoVBkG6E+eWw3j6BMR6sL3COpYWfif7RVb8Y=",
         "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "b7547d3eed6f32d06102ead8991ec52ab0a4f1a7",
+        "rev": "64a525ee38886ab9028e6f61790de0832aa3ef03",
         "type": "github"
       },
       "original": {
@@ -16,21 +16,6 @@
         "type": "github"
       }
     },
-    "flake-utils": {
-      "locked": {
-        "lastModified": 1642700792,
-        "narHash": "sha256-XqHrk7hFb+zBvRg6Ghl+AZDq03ov6OshJLiSWOoX5es=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "846b2ae0fc4cc943637d3d1def4454213e203cba",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "libnbtplusplus": {
       "flake": false,
       "locked": {
@@ -49,16 +34,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1643169865,
-        "narHash": "sha256-+KIpNRazbc8Gac9jdWCKQkFv9bjceaLaLhlwqUEYu8c=",
+        "lastModified": 1648219316,
+        "narHash": "sha256-Ctij+dOi0ZZIfX5eMhgwugfvB+WZSrvVNAyAuANOsnQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "945ec499041db73043f745fad3b2a3a01e826081",
+        "rev": "30d3d79b7d3607d56546dd2a6b49e156ba0ec634",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-unstable",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -82,7 +67,6 @@
     "root": {
       "inputs": {
         "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils",
         "libnbtplusplus": "libnbtplusplus",
         "nixpkgs": "nixpkgs",
         "quazip": "quazip"

flake.nix

@@ -1,50 +1,34 @@
 {
-  description = "PolyMC flake";
-  inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-  inputs.flake-utils.url = "github:numtide/flake-utils";
-  inputs.flake-compat = {
-    url = "github:edolstra/flake-compat";
-    flake = false;
-  };
-  inputs.libnbtplusplus = {
-    url = "github:multimc/libnbtplusplus";
-    flake = false;
-  };
-  inputs.quazip = {
-    url = "github:stachenov/quazip";
-    flake = false;
+  description = "A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+    flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
+    libnbtplusplus = { url = "github:multimc/libnbtplusplus"; flake = false; };
+    quazip = { url = "github:stachenov/quazip"; flake = false; };
   };
 
-  outputs = args@{ self, nixpkgs, flake-utils, libnbtplusplus, quazip, ... }:
+  outputs = { self, nixpkgs, libnbtplusplus, quazip, ... }:
     let
-      systems = [
-        "aarch64-linux"
-        # "aarch64-darwin" # qtbase is currently broken
-        "i686-linux"
-        "x86_64-darwin"
-        "x86_64-linux"
-      ];
-    in {
-      overlay = final: prev: {
-        inherit (self.packages.${final.system}) polymc;
-      };
-    } // flake-utils.lib.eachSystem systems (system:
-      let pkgs = import nixpkgs { inherit system; };
-      in {
-        packages = {
-          polymc = pkgs.libsForQt5.callPackage ./packages/nix/polymc {
-            inherit self;
-            submoduleQuazip = quazip;
-            submoduleNbt = libnbtplusplus;
-          };
-        };
-        apps = {
-          polymc = flake-utils.lib.mkApp {
-            name = "polymc";
-            drv = self.packages.${system}.polymc;
-          };
-        };
-        defaultPackage = self.packages.${system}.polymc;
-        defaultApp = self.apps.${system}.polymc;
-      });
+      # Generate a user-friendly version number.
+      version = builtins.substring 0 8 self.lastModifiedDate;
+
+      # System types to support (qtbase is currently broken for "aarch64-darwin")
+      supportedSystems = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" ];
+
+      # Helper function to generate an attrset '{ x86_64-linux = f "x86_64-linux"; ... }'.
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+      # Nixpkgs instantiated for supported system types.
+      pkgs = forAllSystems (system: nixpkgs.legacyPackages.${system});
+    in
+    {
+      packages = forAllSystems (system: { polymc = pkgs.${system}.libsForQt5.callPackage ./packages/nix/polymc { inherit version self quazip libnbtplusplus; }; });
+      defaultPackage = forAllSystems (system: self.packages.${system}.polymc);
+
+      apps = forAllSystems (system: { polymc = { type = "app"; program = "${self.defaultPackage.${system}}/bin/polymc"; }; });
+      defaultApp = forAllSystems (system: self.apps.${system}.polymc);
+
+      overlay = final: prev: { polymc = self.defaultPackage.${final.system}; };
+    };
 }

launcher/Application.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "Application.h"
 #include "BuildConfig.h"
 
@@ -45,6 +80,7 @@
 #include <QStringList>
 #include <QDebug>
 #include <QStyleFactory>
+#include <QWindow>
 
 #include "InstanceList.h"
 
@@ -281,6 +317,26 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
 
     QString origcwdPath = QDir::currentPath();
     QString binPath = applicationDirPath();
+
+    {
+        // Root path is used for updates and portable data
+#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
+        QDir foo(FS::PathCombine(binPath, "..")); // typically portable-root or /usr
+        m_rootPath = foo.absolutePath();
+#elif defined(Q_OS_WIN32)
+        m_rootPath = binPath;
+#elif defined(Q_OS_MAC)
+        QDir foo(FS::PathCombine(binPath, "../.."));
+        m_rootPath = foo.absolutePath();
+        // on macOS, touch the root to force Finder to reload the .app metadata (and fix any icon change issues)
+        FS::updateTimestamp(m_rootPath);
+#endif
+
+#ifdef LAUNCHER_JARS_LOCATION
+        m_jarsPath = TOSTRING(LAUNCHER_JARS_LOCATION);
+#endif
+    }
+
     QString adjustedBy;
     QString dataPath;
     // change folder
@@ -289,15 +345,14 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
     {
         // the dir param. it makes multimc data path point to whatever the user specified
         // on command line
-        adjustedBy += "Command line " + dirParam;
+        adjustedBy = "Command line";
         dataPath = dirParam;
     }
     else
     {
-#if !defined(LAUNCHER_PORTABLE) || defined(Q_OS_MAC)
         QDir foo(FS::PathCombine(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation), ".."));
         dataPath = foo.absolutePath();
-        adjustedBy += dataPath;
+        adjustedBy = "Persistent data path";
 
 #ifdef Q_OS_LINUX
         // TODO: this should be removed in a future version
@@ -305,12 +360,15 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         QDir bar(FS::PathCombine(QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation), "polymc"));
         if (bar.exists()) {
             dataPath = bar.absolutePath();
-            adjustedBy += "Legacy data path " + dataPath;
+            adjustedBy = "Legacy data path";
         }
 #endif
-#else
-        dataPath = applicationDirPath();
-        adjustedBy += "Fallback to binary path " + dataPath;
+
+#ifndef Q_OS_MACOS
+        if (QFile::exists(FS::PathCombine(m_rootPath, "portable.txt"))) {
+            dataPath = m_rootPath;
+            adjustedBy = "Portable data path";
+        }
 #endif
     }
 
@@ -500,24 +558,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         qDebug() << "<> Log initialized.";
     }
 
-    // Set up paths
     {
-        // Root path is used for updates.
-#if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-        QDir foo(FS::PathCombine(binPath, ".."));
-        m_rootPath = foo.absolutePath();
-#elif defined(Q_OS_WIN32)
-        m_rootPath = binPath;
-#elif defined(Q_OS_MAC)
-        QDir foo(FS::PathCombine(binPath, "../.."));
-        m_rootPath = foo.absolutePath();
-        // on macOS, touch the root to force Finder to reload the .app metadata (and fix any icon change issues)
-        FS::updateTimestamp(m_rootPath);
-#endif
-
-#ifdef MULTIMC_JARS_LOCATION
-        m_jarsPath = TOSTRING(MULTIMC_JARS_LOCATION);
-#endif
 
         qDebug() << BuildConfig.LAUNCHER_DISPLAYNAME << ", (c) 2013-2021 " << BuildConfig.LAUNCHER_COPYRIGHT;
         qDebug() << "Version                    : " << BuildConfig.printableVersionString();
@@ -575,12 +616,11 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("IconTheme", QString("pe_colored"));
         m_settings->registerSetting("ApplicationTheme", QString("system"));
 
-        // Notifications
-        m_settings->registerSetting("ShownNotifications", QString());
-
         // Remembered state
         m_settings->registerSetting("LastUsedGroupForNewInstance", QString());
 
+        m_settings->registerSetting("MenuBarInsteadOfToolBar", false);
+
         QString defaultMonospace;
         int defaultSize = 11;
 #ifdef Q_OS_WIN32
@@ -650,6 +690,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("JavaVendor", "");
         m_settings->registerSetting("LastHostname", "");
         m_settings->registerSetting("JvmArgs", "");
+        m_settings->registerSetting("IgnoreJavaCompatibility", false);
 
         // Native library workarounds
         m_settings->registerSetting("UseNativeOpenAL", false);
@@ -663,6 +704,9 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         // Minecraft launch method
         m_settings->registerSetting("MCLaunchMethod", "LauncherPart");
 
+        // Minecraft offline player name
+        m_settings->registerSetting("LastOfflinePlayerName", "");
+
         // Wrapper command for launch
         m_settings->registerSetting("WrapperCommand", "");
 
@@ -695,6 +739,7 @@ Application::Application(int &argc, char **argv) : QApplication(argc, argv)
         m_settings->registerSetting("PastebinURL", "https://0x0.st");
 
         m_settings->registerSetting("CloseAfterLaunch", false);
+        m_settings->registerSetting("QuitAfterGameStop", false);
 
         // Custom MSA credentials
         m_settings->registerSetting("MSAClientIDOverride", "");
@@ -1107,6 +1152,15 @@ std::vector<ITheme *> Application::getValidApplicationThemes()
     return ret;
 }
 
+bool Application::isFlatpak()
+{
+    #ifdef Q_OS_LINUX
+    return QFile::exists("/.flatpak-info");
+    #else
+    return false;
+    #endif
+}
+
 void Application::setApplicationTheme(const QString& name, bool initial)
 {
     auto systemPalette = qApp->palette();
@@ -1222,6 +1276,12 @@ bool Application::kill(InstancePtr instance)
     return true;
 }
 
+void Application::closeCurrentWindow()
+{
+    if (focusWindow())
+        focusWindow()->close();
+}
+
 void Application::addRunningInstance()
 {
     m_runningInstances ++;
@@ -1494,10 +1554,10 @@ QString Application::getJarsPath()
     {
         return FS::PathCombine(QCoreApplication::applicationDirPath(), "jars");
     }
-    return m_jarsPath;
+    return FS::PathCombine(m_rootPath, m_jarsPath);
 }
 
-QString Application::getMSAClientID() 
+QString Application::getMSAClientID()
 {
     QString clientIDOverride = m_settings->get("MSAClientIDOverride").toString();
     if (!clientIDOverride.isEmpty()) {

launcher/Application.h

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 <QApplication>
@@ -69,6 +104,8 @@ public:
 
     QIcon getThemedIcon(const QString& name);
 
+    bool isFlatpak();
+
     void setIconTheme(const QString& name);
 
     std::vector<ITheme *> getValidApplicationThemes();
@@ -152,6 +189,7 @@ public slots:
         MinecraftAccountPtr accountToUse = nullptr
     );
     bool kill(InstancePtr instance);
+    void closeCurrentWindow();
 
 private slots:
     void on_windowClose();

launcher/BaseInstance.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "BaseInstance.h"

launcher/BaseInstance.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once

launcher/CMakeLists.txt

@@ -144,6 +144,8 @@ set(LAUNCH_SOURCES
     launch/steps/TextPrint.h
     launch/steps/Update.cpp
     launch/steps/Update.h
+    launch/steps/QuitAfterGameStop.cpp
+    launch/steps/QuitAfterGameStop.h
     launch/LaunchStep.cpp
     launch/LaunchStep.h
     launch/LaunchTask.cpp
@@ -174,13 +176,6 @@ add_unit_test(DownloadTask
     DATA updater/testdata
     )
 
-# Rarely used notifications
-set(NOTIFICATIONS_SOURCES
-    # Notifications - short warning messages
-    notifications/NotificationChecker.h
-    notifications/NotificationChecker.cpp
-)
-
 # Backend for the news bar... there's usually no news.
 set(NEWS_SOURCES
     # News System
@@ -240,6 +235,8 @@ set(MINECRAFT_SOURCES
     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
@@ -353,28 +350,30 @@ set(MINECRAFT_SOURCES
 
     mojang/PackageManifest.h
     mojang/PackageManifest.cpp
-    )
+    minecraft/Agent.h)
 
 add_unit_test(GradleSpecifier
     SOURCES minecraft/GradleSpecifier_test.cpp
     LIBS Launcher_logic
     )
 
-add_executable(PackageManifest
-    mojang/PackageManifest_test.cpp
-)
-target_link_libraries(PackageManifest
-    Launcher_logic
-    Qt5::Test
-)
-target_include_directories(PackageManifest
-    PRIVATE ../cmake/UnitTest/
-)
-add_test(
-    NAME PackageManifest
-    COMMAND PackageManifest
-    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-)
+if(BUILD_TESTING)
+    add_executable(PackageManifest
+        mojang/PackageManifest_test.cpp
+    )
+    target_link_libraries(PackageManifest
+        Launcher_logic
+        Qt5::Test
+    )
+    target_include_directories(PackageManifest
+        PRIVATE ../cmake/UnitTest/
+    )
+    add_test(
+        NAME PackageManifest
+        COMMAND PackageManifest
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+    )
+endif()
 
 add_unit_test(MojangVersionFormat
     SOURCES minecraft/MojangVersionFormat_test.cpp
@@ -416,6 +415,11 @@ set(TASKS_SOURCES
     tasks/SequentialTask.cpp
 )
 
+add_unit_test(Task
+    SOURCES tasks/Task_test.cpp
+    LIBS Launcher_logic
+    )
+
 set(SETTINGS_SOURCES
     # Settings
     settings/INIFile.cpp
@@ -492,6 +496,16 @@ set(META_SOURCES
     meta/Index.h
 )
 
+set(API_SOURCES
+    modplatform/ModAPI.h
+
+    modplatform/flame/FlameAPI.h
+    modplatform/modrinth/ModrinthAPI.h
+    
+    modplatform/helpers/NetworkModAPI.h
+    modplatform/helpers/NetworkModAPI.cpp
+)
+
 set(FTB_SOURCES
     modplatform/legacy_ftb/PackFetchTask.h
     modplatform/legacy_ftb/PackFetchTask.cpp
@@ -532,6 +546,8 @@ set(TECHNIC_SOURCES
     modplatform/technic/SingleZipPackInstallTask.cpp
     modplatform/technic/SolderPackInstallTask.h
     modplatform/technic/SolderPackInstallTask.cpp
+    modplatform/technic/SolderPackManifest.h
+    modplatform/technic/SolderPackManifest.cpp
     modplatform/technic/TechnicPackProcessor.h
     modplatform/technic/TechnicPackProcessor.cpp
 )
@@ -561,7 +577,6 @@ set(LOGIC_SOURCES
     ${NET_SOURCES}
     ${LAUNCH_SOURCES}
     ${UPDATE_SOURCES}
-    ${NOTIFICATIONS_SOURCES}
     ${NEWS_SOURCES}
     ${MINECRAFT_SOURCES}
     ${SCREENSHOTS_SOURCES}
@@ -572,6 +587,7 @@ set(LOGIC_SOURCES
     ${TOOLS_SOURCES}
     ${META_SOURCES}
     ${ICONS_SOURCES}
+    ${API_SOURCES}
     ${FTB_SOURCES}
     ${FLAME_SOURCES}
     ${MODRINTH_SOURCES}
@@ -721,6 +737,11 @@ SET(LAUNCHER_SOURCES
     ui/pages/modplatform/VanillaPage.cpp
     ui/pages/modplatform/VanillaPage.h
 
+    ui/pages/modplatform/ModPage.cpp
+    ui/pages/modplatform/ModPage.h
+    ui/pages/modplatform/ModModel.cpp
+    ui/pages/modplatform/ModModel.h
+
     ui/pages/modplatform/atlauncher/AtlFilterModel.cpp
     ui/pages/modplatform/atlauncher/AtlFilterModel.h
     ui/pages/modplatform/atlauncher/AtlListModel.cpp
@@ -791,12 +812,12 @@ SET(LAUNCHER_SOURCES
     ui/dialogs/NewComponentDialog.h
     ui/dialogs/NewInstanceDialog.cpp
     ui/dialogs/NewInstanceDialog.h
-    ui/dialogs/NotificationDialog.cpp
-    ui/dialogs/NotificationDialog.h
     ui/pagedialog/PageDialog.cpp
     ui/pagedialog/PageDialog.h
     ui/dialogs/ProgressDialog.cpp
     ui/dialogs/ProgressDialog.h
+    ui/dialogs/ReviewMessageBox.cpp
+    ui/dialogs/ReviewMessageBox.h
     ui/dialogs/UpdateDialog.cpp
     ui/dialogs/UpdateDialog.h
     ui/dialogs/VersionSelectDialog.cpp
@@ -806,7 +827,6 @@ SET(LAUNCHER_SOURCES
     ui/dialogs/ModDownloadDialog.cpp
     ui/dialogs/ModDownloadDialog.h
 
-
     # GUI - widgets
     ui/widgets/Common.cpp
     ui/widgets/Common.h
@@ -830,6 +850,8 @@ SET(LAUNCHER_SOURCES
     ui/widgets/LogView.h
     ui/widgets/MCModInfoFrame.cpp
     ui/widgets/MCModInfoFrame.h
+    ui/widgets/ModFilterWidget.cpp
+    ui/widgets/ModFilterWidget.h
     ui/widgets/ModListView.cpp
     ui/widgets/ModListView.h
     ui/widgets/PageContainer.cpp
@@ -879,21 +901,20 @@ qt5_wrap_ui(LAUNCHER_UI
     ui/pages/modplatform/atlauncher/AtlOptionalModDialog.ui
     ui/pages/modplatform/atlauncher/AtlPage.ui
     ui/pages/modplatform/VanillaPage.ui
+    ui/pages/modplatform/ModPage.ui
     ui/pages/modplatform/flame/FlamePage.ui
-    ui/pages/modplatform/flame/FlameModPage.ui
     ui/pages/modplatform/legacy_ftb/Page.ui
     ui/pages/modplatform/ImportPage.ui
     ui/pages/modplatform/ftb/FtbPage.ui
     ui/pages/modplatform/technic/TechnicPage.ui
-    ui/pages/modplatform/modrinth/ModrinthPage.ui
     ui/widgets/InstanceCardWidget.ui
     ui/widgets/CustomCommands.ui
     ui/widgets/MCModInfoFrame.ui
+    ui/widgets/ModFilterWidget.ui
     ui/dialogs/CopyInstanceDialog.ui
     ui/dialogs/ProfileSetupDialog.ui
     ui/dialogs/ProgressDialog.ui
     ui/dialogs/NewInstanceDialog.ui
-    ui/dialogs/NotificationDialog.ui
     ui/dialogs/UpdateDialog.ui
     ui/dialogs/NewComponentDialog.ui
     ui/dialogs/ProfileSelectDialog.ui
@@ -905,6 +926,7 @@ qt5_wrap_ui(LAUNCHER_UI
     ui/dialogs/AboutDialog.ui
     ui/dialogs/LoginDialog.ui
     ui/dialogs/EditAccountDialog.ui
+    ui/dialogs/ReviewMessageBox.ui
 )
 
 qt5_add_resources(LAUNCHER_RESOURCES
@@ -949,8 +971,8 @@ target_link_libraries(Launcher_logic
     Launcher_iconfix
     QuaZip::QuaZip
     hoedown
-    PolyMC_rainbow
     LocalPeer
+    Launcher_rainbow
 )
 
 target_link_libraries(Launcher_logic)
@@ -971,7 +993,7 @@ if(DEFINED Launcher_APP_BINARY_DEFS)
 endif()
 
 install(TARGETS ${Launcher_Name}
-    BUNDLE DESTINATION ${BUNDLE_DEST_DIR} COMPONENT Runtime
+    BUNDLE DESTINATION "." COMPONENT Runtime
     LIBRARY DESTINATION ${LIBRARY_DEST_DIR} COMPONENT Runtime
     RUNTIME DESTINATION ${BINARY_DEST_DIR} COMPONENT Runtime
 )
@@ -992,7 +1014,7 @@ if(INSTALL_BUNDLE STREQUAL "full")
             DIRECTORY "${QT_PLUGINS_DIR}/imageformats"
             DESTINATION ${PLUGIN_DEST_DIR}
             COMPONENT Runtime
-            REGEX "tga|tiff|mng|webp" EXCLUDE
+            REGEX "tga|tiff|mng" EXCLUDE
         )
         # Icon engines
         install(
@@ -1022,7 +1044,7 @@ if(INSTALL_BUNDLE STREQUAL "full")
             DIRECTORY "${QT_PLUGINS_DIR}/imageformats"
             DESTINATION ${PLUGIN_DEST_DIR}
             COMPONENT Runtime
-            REGEX "tga|tiff|mng|webp" EXCLUDE
+            REGEX "tga|tiff|mng" EXCLUDE
             REGEX "d\\." EXCLUDE
             REGEX "_debug\\." EXCLUDE
             REGEX "\\.dSYM" EXCLUDE

launcher/DesktopServices.cpp

@@ -1,8 +1,43 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 dada513 <dada513@protonmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2022 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 "DesktopServices.h"
 #include <QDir>
 #include <QDesktopServices>
 #include <QProcess>
 #include <QDebug>
+#include "Application.h"
 
 /**
  * This shouldn't exist, but until QTBUG-9328 and other unreported bugs are fixed, it needs to be a thing.
@@ -84,7 +119,14 @@ bool openDirectory(const QString &path, bool ensureExists)
         return QDesktopServices::openUrl(QUrl::fromLocalFile(dir.absolutePath()));
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    return IndirectOpen(f);
+    if(!APPLICATION->isFlatpak())
+    {
+        return IndirectOpen(f);
+    }
+    else
+    {
+        return f();
+    }
 #else
     return f();
 #endif
@@ -98,7 +140,14 @@ bool openFile(const QString &path)
         return QDesktopServices::openUrl(QUrl::fromLocalFile(path));
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    return IndirectOpen(f);
+    if(!APPLICATION->isFlatpak())
+    {
+        return IndirectOpen(f);
+    }
+    else
+    {
+        return f();
+    }
 #else
     return f();
 #endif
@@ -109,10 +158,17 @@ bool openFile(const QString &application, const QString &path, const QString &wo
     qDebug() << "Opening file" << path << "using" << application;
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
     // FIXME: the pid here is fake. So if something depends on it, it will likely misbehave
-    return IndirectOpen([&]()
+    if(!APPLICATION->isFlatpak())
     {
-        return QProcess::startDetached(application, QStringList() << path, workingDirectory);
-    }, pid);
+        return IndirectOpen([&]()
+        {
+            return QProcess::startDetached(application, QStringList() << path, workingDirectory);
+        }, pid);
+    }
+    else
+    {
+      return QProcess::startDetached(application, QStringList() << path, workingDirectory, pid);  
+    }
 #else
     return QProcess::startDetached(application, QStringList() << path, workingDirectory, pid);
 #endif
@@ -122,11 +178,18 @@ bool run(const QString &application, const QStringList &args, const QString &wor
 {
     qDebug() << "Running" << application << "with args" << args.join(' ');
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
+    if(!APPLICATION->isFlatpak())
+    {
     // FIXME: the pid here is fake. So if something depends on it, it will likely misbehave
     return IndirectOpen([&]()
     {
         return QProcess::startDetached(application, args, workingDirectory);
     }, pid);
+    }
+    else
+    {
+        return QProcess::startDetached(application, args, workingDirectory, pid);
+    }
 #else
     return QProcess::startDetached(application, args, workingDirectory, pid);
 #endif
@@ -140,7 +203,14 @@ bool openUrl(const QUrl &url)
         return QDesktopServices::openUrl(url);
     };
 #if defined(Q_OS_LINUX) || defined(Q_OS_FREEBSD)
-    return IndirectOpen(f);
+    if(!APPLICATION->isFlatpak())
+    {
+        return IndirectOpen(f);
+    }
+    else
+    {
+        return f();
+    }
 #else
     return f();
 #endif

launcher/InstanceCreationTask.cpp

@@ -9,6 +9,15 @@
 InstanceCreationTask::InstanceCreationTask(BaseVersionPtr version)
 {
     m_version = version;
+    m_usingLoader = false;
+}
+
+InstanceCreationTask::InstanceCreationTask(BaseVersionPtr version, QString loader, BaseVersionPtr loaderVersion)
+{
+    m_version = version;
+    m_usingLoader = true;
+    m_loader = loader;
+    m_loaderVersion = loaderVersion;
 }
 
 void InstanceCreationTask::executeTask()
@@ -21,6 +30,8 @@ void InstanceCreationTask::executeTask()
         auto components = inst.getPackProfile();
         components->buildingFromScratch();
         components->setComponentVersion("net.minecraft", m_version->descriptor(), true);
+        if(m_usingLoader)
+            components->setComponentVersion(m_loader, m_loaderVersion->descriptor());
         inst.setName(m_instName);
         inst.setIconKey(m_instIcon);
         instanceSettings->resumeSave();

launcher/InstanceCreationTask.h

@@ -12,6 +12,7 @@ class InstanceCreationTask : public InstanceTask
     Q_OBJECT
 public:
     explicit InstanceCreationTask(BaseVersionPtr version);
+    explicit InstanceCreationTask(BaseVersionPtr version, QString loader, BaseVersionPtr loaderVersion);
 
 protected:
     //! Entry point for tasks.
@@ -19,4 +20,7 @@ protected:
 
 private: /* data */
     BaseVersionPtr m_version;
+    bool m_usingLoader;
+    QString m_loader;
+    BaseVersionPtr m_loaderVersion;
 };

launcher/InstanceImportTask.cpp

@@ -40,6 +40,14 @@ InstanceImportTask::InstanceImportTask(const QUrl sourceUrl)
     m_sourceUrl = sourceUrl;
 }
 
+bool InstanceImportTask::abort()
+{
+    m_filesNetJob->abort();
+    m_extractFuture.cancel();
+
+    return false;
+}
+
 void InstanceImportTask::executeTask()
 {
     if (m_sourceUrl.isLocalFile())
@@ -241,6 +249,7 @@ void InstanceImportTask::processFlame()
 
     QString forgeVersion;
     QString fabricVersion;
+    // TODO: is Quilt relevant here?
     for(auto &loader: pack.minecraft.modLoaders)
     {
         auto id = loader.id;
@@ -283,7 +292,7 @@ void InstanceImportTask::processFlame()
             }
             else
             {
-                logWarning(tr("Could not map recommended forge version for Minecraft %1").arg(mcVersion));
+                logWarning(tr("Could not map recommended Forge version for Minecraft %1").arg(mcVersion));
             }
         }
         components->setComponentVersion("net.minecraftforge", forgeVersion);

launcher/InstanceImportTask.h

@@ -37,6 +37,9 @@ class InstanceImportTask : public InstanceTask
 public:
     explicit InstanceImportTask(const QUrl sourceUrl);
 
+    bool canAbort() const override { return true; }
+    bool abort() override;
+
 protected:
     //! Entry point for tasks.
     virtual void executeTask() override;

launcher/JavaCommon.cpp

@@ -8,7 +8,7 @@ bool JavaCommon::checkJVMArgs(QString jvmargs, QWidget *parent)
         || jvmargs.contains("-XX-MaxHeapSize") || jvmargs.contains("-XX:InitialHeapSize"))
     {
         auto warnStr = QObject::tr(
-            "You tried to manually set a JVM memory option (using \"-XX:PermSize\", \"-XX-MaxHeapSize\", \"-XX:InitialHeapSize\",  \"-Xmx\" or \"-Xms\").\n"
+            "You tried to manually set a JVM memory option (using \"-XX:PermSize\", \"-XX-MaxHeapSize\", \"-XX:InitialHeapSize\", \"-Xmx\" or \"-Xms\").\n"
             "There are dedicated boxes for these in the settings (Java tab, in the Memory group at the top).\n"
             "This message will be displayed until you remove them from the JVM arguments.");
         CustomMessageBox::selectable(
@@ -17,6 +17,17 @@ bool JavaCommon::checkJVMArgs(QString jvmargs, QWidget *parent)
             QMessageBox::Warning)->exec();
         return false;
     }
+    // block lunacy with passing required version to the JVM
+    if (jvmargs.contains(QRegExp("-version:.*"))) {
+        auto warnStr = QObject::tr(
+            "You tried to pass required Java version argument to the JVM (using \"-version:xxx\"). This is not safe and will not be allowed.\n"
+            "This message will be displayed until you remove this from the JVM arguments.");
+        CustomMessageBox::selectable(
+            parent, QObject::tr("JVM arguments warning"),
+            warnStr,
+            QMessageBox::Warning)->exec();
+        return false;
+    }
     return true;
 }
 
@@ -40,7 +51,7 @@ void JavaCommon::javaArgsWereBad(QWidget *parent, JavaCheckResult result)
     auto htmlError = result.errorLog;
     QString text;
     htmlError.replace('\n', "<br />");
-    text += QObject::tr("The specified java binary didn't work with the arguments you provided:<br />");
+    text += QObject::tr("The specified Java binary didn't work with the arguments you provided:<br />");
     text += QString("<font color=\"red\">%1</font>").arg(htmlError);
     CustomMessageBox::selectable(parent, QObject::tr("Java test failure"), text, QMessageBox::Warning)->show();
 }
@@ -49,8 +60,8 @@ void JavaCommon::javaBinaryWasBad(QWidget *parent, JavaCheckResult result)
 {
     QString text;
     text += QObject::tr(
-        "The specified java binary didn't work.<br />You should use the auto-detect feature, "
-        "or set the path to the java executable.<br />");
+        "The specified Java binary didn't work.<br />You should use the auto-detect feature, "
+        "or set the path to the Java executable.<br />");
     CustomMessageBox::selectable(parent, QObject::tr("Java test failure"), text, QMessageBox::Warning)->show();
 }
 

launcher/LaunchController.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "LaunchController.h"
 #include "minecraft/auth/AccountList.h"
 #include "Application.h"
@@ -36,7 +71,10 @@ void LaunchController::executeTask()
         return;
     }
 
-    JavaCommon::checkJVMArgs(m_instance->settings()->get("JvmArgs").toString(), m_parentWidget);
+    if(!JavaCommon::checkJVMArgs(m_instance->settings()->get("JvmArgs").toString(), m_parentWidget)) {
+        emitFailed(tr("Invalid Java arguments specified. Please fix this first."));
+        return;
+    }
 
     login();
 }
@@ -131,13 +169,14 @@ void LaunchController::login() {
                 if(!m_session->wants_online) {
                     // we ask the user for a player name
                     bool ok = false;
-                    QString usedname = m_session->player_name;
+                    QString lastOfflinePlayerName = APPLICATION->settings()->get("LastOfflinePlayerName").toString();
+                    QString usedname = lastOfflinePlayerName.isEmpty() ? m_session->player_name : lastOfflinePlayerName;
                     QString name = QInputDialog::getText(
                         m_parentWidget,
                         tr("Player name"),
                         tr("Choose your offline mode player name."),
                         QLineEdit::Normal,
-                        m_session->player_name,
+                        usedname,
                         &ok
                     );
                     if (!ok)
@@ -148,6 +187,7 @@ void LaunchController::login() {
                     if (name.length())
                     {
                         usedname = name;
+                        APPLICATION->settings()->set("LastOfflinePlayerName", usedname);
                     }
                     m_session->MakeOffline(usedname);
                     // offline flavored game from here :3

launcher/LaunchController.h

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 <QObject>
 #include <BaseInstance.h>

launcher/Launcher.in

@@ -21,7 +21,7 @@ echo "Launcher Dir: ${LAUNCHER_DIR}"
 # Set up env - filter out input LD_ variables but pass them in under different names
 export GAME_LIBRARY_PATH=${GAME_LIBRARY_PATH-${LD_LIBRARY_PATH}}
 export GAME_PRELOAD=${GAME_PRELOAD-${LD_PRELOAD}}
-export LD_LIBRARY_PATH="${LAUNCHER_DIR}/bin":$LAUNCHER_LIBRARY_PATH
+export LD_LIBRARY_PATH="${LAUNCHER_DIR}/lib@LIB_SUFFIX@":$LAUNCHER_LIBRARY_PATH
 export LD_PRELOAD=$LAUNCHER_PRELOAD
 export QT_PLUGIN_PATH="${LAUNCHER_DIR}/plugins"
 export QT_FONTPATH="${LAUNCHER_DIR}/fonts"

launcher/MMCZip.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include <quazip/quazip.h>

launcher/MMCZip.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once

launcher/java/JavaChecker.cpp

@@ -129,7 +129,7 @@ void JavaChecker::finished(int exitcode, QProcess::ExitStatus status)
     auto os_arch = results["os.arch"];
     auto java_version = results["java.version"];
     auto java_vendor = results["java.vendor"];
-    bool is_64 = os_arch == "x86_64" || os_arch == "amd64";
+    bool is_64 = os_arch == "x86_64" || os_arch == "amd64" || os_arch == "aarch64" || os_arch == "arm64";
 
 
     result.validity = JavaCheckResult::Validity::Valid;

launcher/java/JavaInstallList.cpp

@@ -183,7 +183,7 @@ void JavaListLoadTask::javaCheckerFinished()
             JavaInstallPtr javaVersion(new JavaInstall());
 
             javaVersion->id = result.javaVersion;
-            javaVersion->arch = result.mojangPlatform;
+            javaVersion->arch = result.realPlatform;
             javaVersion->path = result.path;
             candidates.append(javaVersion);
 

launcher/java/JavaUtils.cpp

@@ -153,7 +153,7 @@ QStringList addJavasFromEnv(QList<QString> javas)
 {
     QByteArray env = qgetenv("POLYMC_JAVA_PATHS");
 #if defined(Q_OS_WIN32)
-    QList<QString> javaPaths = QString::fromLocal8Bit(env).split(QLatin1String(";"));
+    QList<QString> javaPaths = QString::fromLocal8Bit(env).replace("\\", "/").split(QLatin1String(";"));
 #else
     QList<QString> javaPaths = QString::fromLocal8Bit(env).split(QLatin1String(":"));
 #endif
@@ -355,7 +355,7 @@ QList<QString> JavaUtils::FindJavaPaths()
         }
     }
 
-    return candidates;
+    return addJavasFromEnv(candidates);
 }
 
 #elif defined(Q_OS_MAC)

launcher/launch/LaunchTask.cpp

@@ -1,18 +1,38 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- * 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
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
- * 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.
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "launch/LaunchTask.h"
@@ -212,7 +232,7 @@ shared_qobject_ptr<LogModel> LaunchTask::getLogModel()
         m_logModel->setMaxLines(m_instance->getConsoleMaxLines());
         m_logModel->setStopOnOverflow(m_instance->shouldStopOnConsoleOverflow());
         // FIXME: should this really be here?
-        m_logModel->setOverflowMessage(tr("PolyMC stopped watching the game log because the log length surpassed %1 lines.\n"
+        m_logModel->setOverflowMessage(tr("Stopped watching the game log because the log length surpassed %1 lines.\n"
             "You may have to fix your mods because the game is still logging to files and"
             " likely wasting harddrive space at an alarming rate!").arg(m_logModel->getMaxLines()));
     }

launcher/launch/steps/CheckJava.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "CheckJava.h"
@@ -87,14 +107,14 @@ void CheckJava::checkJavaFinished(JavaCheckResult result)
             // Error message displayed if java can't start
             emit logLine(QString("Could not start java:"), MessageLevel::Error);
             emit logLines(result.errorLog.split('\n'), MessageLevel::Error);
-            emit logLine("\nCheck your PolyMC Java settings.", MessageLevel::Launcher);
+            emit logLine(QString("\nCheck your Java settings."), MessageLevel::Launcher);
             printSystemInfo(false, false);
             emitFailed(QString("Could not start java!"));
             return;
         }
         case JavaCheckResult::Validity::ReturnedInvalidData:
         {
-            emit logLine(QString("Java checker returned some invalid data PolyMC doesn't understand:"), MessageLevel::Error);
+            emit logLine(QString("Java checker returned some invalid data we don't understand:"), MessageLevel::Error);
             emit logLines(result.outLog.split('\n'), MessageLevel::Warning);
             emit logLine("\nMinecraft might not start properly.", MessageLevel::Launcher);
             printSystemInfo(false, false);
@@ -104,7 +124,8 @@ void CheckJava::checkJavaFinished(JavaCheckResult result)
         case JavaCheckResult::Validity::Valid:
         {
             auto instance = m_parent->instance();
-            printJavaInfo(result.javaVersion.toString(), result.mojangPlatform, result.javaVendor);
+            printJavaInfo(result.javaVersion.toString(), result.realPlatform, result.javaVendor);
+            printSystemInfo(true, result.is_64bit);
             instance->settings()->set("JavaVersion", result.javaVersion.toString());
             instance->settings()->set("JavaArchitecture", result.mojangPlatform);
             instance->settings()->set("JavaVendor", result.javaVendor);
@@ -117,8 +138,7 @@ void CheckJava::checkJavaFinished(JavaCheckResult result)
 
 void CheckJava::printJavaInfo(const QString& version, const QString& architecture, const QString & vendor)
 {
-    emit logLine(QString("Java is version %1, using %2-bit architecture, from %3.\n\n").arg(version, architecture, vendor), MessageLevel::Launcher);
-    printSystemInfo(true, architecture == "64");
+    emit logLine(QString("Java is version %1, using %2 architecture, from %3.\n\n").arg(version, architecture, vendor), MessageLevel::Launcher);
 }
 
 void CheckJava::printSystemInfo(bool javaIsKnown, bool javaIs64bit)

launcher/launch/steps/QuitAfterGameStop.cpp

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 dada513 <dada513@protonmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "QuitAfterGameStop.h"
+#include <launch/LaunchTask.h>
+#include "Application.h"
+
+void QuitAfterGameStop::executeTask()
+{
+    APPLICATION->quit();
+}

launcher/launch/steps/QuitAfterGameStop.h

@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 dada513 <dada513@protonmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <launch/LaunchStep.h>
+
+class QuitAfterGameStop: public LaunchStep
+{
+    Q_OBJECT
+public:
+    explicit QuitAfterGameStop(LaunchTask *parent) :LaunchStep(parent){};
+    virtual ~QuitAfterGameStop() {};
+
+    virtual void executeTask();
+    virtual bool canAbort() const
+    {
+        return false;
+    }
+};

launcher/main.cpp

@@ -29,6 +29,10 @@ int main(int argc, char *argv[])
     QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
 #endif
 
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
+    QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
+#endif
+
     // initialize Qt
     Application app(argc, argv);
 

launcher/minecraft/Agent.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <QString>
+
+#include "Library.h"
+
+class Agent;
+
+typedef std::shared_ptr<Agent> AgentPtr;
+
+class Agent {
+public:
+    Agent(LibraryPtr library, QString &argument)
+    {
+        m_library = library;
+        m_argument = argument;
+    }
+
+public: /* methods */
+
+    LibraryPtr library() {
+        return m_library;
+    }
+    QString argument() {
+        return m_argument;
+    }
+
+protected: /* data */
+
+    /// The library pointing to the jar this Java agent is contained within
+    LibraryPtr m_library;
+
+    /// The argument to the Java agent, passed after an = if present
+    QString m_argument;
+
+};

launcher/minecraft/ComponentUpdateTask.cpp

@@ -591,7 +591,7 @@ void ComponentUpdateTask::resolveDependencies(bool checkOnly)
                     {
                         component->m_version = "3.1.2";
                     }
-                    else if (add.uid == "net.fabricmc.intermediary")
+                    else if (add.uid == "net.fabricmc.intermediary" || add.uid == "org.quiltmc.hashed")
                     {
                         auto minecraft = std::find_if(components.begin(), components.end(), [](ComponentPtr & cmp){
                             return cmp->getID() == "net.minecraft";

launcher/minecraft/LaunchProfile.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "LaunchProfile.h"
 #include <Version.h>
 
@@ -7,11 +42,13 @@ void LaunchProfile::clear()
     m_minecraftVersionType.clear();
     m_minecraftAssets.reset();
     m_minecraftArguments.clear();
+    m_addnJvmArguments.clear();
     m_tweakers.clear();
     m_mainClass.clear();
     m_appletClass.clear();
     m_libraries.clear();
     m_mavenFiles.clear();
+    m_agents.clear();
     m_traits.clear();
     m_jarMods.clear();
     m_mainJar.reset();
@@ -45,6 +82,11 @@ void LaunchProfile::applyMinecraftArguments(const QString& minecraftArguments)
     applyString(minecraftArguments, this->m_minecraftArguments);
 }
 
+void LaunchProfile::applyAddnJvmArguments(const QStringList& addnJvmArguments)
+{
+    this->m_addnJvmArguments.append(addnJvmArguments);
+}
+
 void LaunchProfile::applyMinecraftVersionType(const QString& type)
 {
     applyString(type, this->m_minecraftVersionType);
@@ -126,6 +168,11 @@ void LaunchProfile::applyMods(const QList<LibraryPtr>& mods)
     }
 }
 
+void LaunchProfile::applyCompatibleJavaMajors(QList<int>& javaMajor)
+{
+    m_compatibleJavaMajors.append(javaMajor);
+}
+
 void LaunchProfile::applyLibrary(LibraryPtr library)
 {
     if(!library->isActive())
@@ -174,6 +221,22 @@ void LaunchProfile::applyMavenFile(LibraryPtr mavenFile)
     m_mavenFiles.append(Library::limitedCopy(mavenFile));
 }
 
+void LaunchProfile::applyAgent(AgentPtr agent)
+{
+    auto lib = agent->library();
+    if(!lib->isActive())
+    {
+        return;
+    }
+
+    if(lib->isNative())
+    {
+        return;
+    }
+
+    m_agents.append(agent);
+}
+
 const LibraryPtr LaunchProfile::getMainJar() const
 {
     return m_mainJar;
@@ -255,6 +318,11 @@ QString LaunchProfile::getMinecraftArguments() const
     return m_minecraftArguments;
 }
 
+const QStringList & LaunchProfile::getAddnJvmArguments() const
+{
+    return m_addnJvmArguments;
+}
+
 const QList<LibraryPtr> & LaunchProfile::getJarMods() const
 {
     return m_jarMods;
@@ -275,6 +343,16 @@ const QList<LibraryPtr> & LaunchProfile::getMavenFiles() const
     return m_mavenFiles;
 }
 
+const QList<AgentPtr> & LaunchProfile::getAgents() const
+{
+    return m_agents;
+}
+
+const QList<int> & LaunchProfile::getCompatibleJavaMajors() const
+{
+    return m_compatibleJavaMajors;
+}
+
 void LaunchProfile::getLibraryFiles(
     const QString& architecture,
     QStringList& jars,

launcher/minecraft/LaunchProfile.h

@@ -1,6 +1,42 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #pragma once
 #include <QString>
 #include "Library.h"
+#include "Agent.h"
 #include <ProblemProvider.h>
 
 class LaunchProfile: public ProblemProvider
@@ -13,6 +49,7 @@ public: /* application of profile variables from patches */
     void applyMainClass(const QString& mainClass);
     void applyAppletClass(const QString& appletClass);
     void applyMinecraftArguments(const QString& minecraftArguments);
+    void applyAddnJvmArguments(const QStringList& minecraftArguments);
     void applyMinecraftVersionType(const QString& type);
     void applyMinecraftAssets(MojangAssetIndexInfo::Ptr assets);
     void applyTraits(const QSet<QString> &traits);
@@ -21,6 +58,8 @@ public: /* application of profile variables from patches */
     void applyMods(const QList<LibraryPtr> &jarMods);
     void applyLibrary(LibraryPtr library);
     void applyMavenFile(LibraryPtr library);
+    void applyAgent(AgentPtr agent);
+    void applyCompatibleJavaMajors(QList<int>& javaMajor);
     void applyMainJar(LibraryPtr jar);
     void applyProblemSeverity(ProblemSeverity severity);
     /// clear the profile
@@ -33,12 +72,15 @@ public: /* getters for profile variables */
     QString getMinecraftVersionType() const;
     MojangAssetIndexInfo::Ptr getMinecraftAssets() const;
     QString getMinecraftArguments() const;
+    const QStringList & getAddnJvmArguments() const;
     const QSet<QString> & getTraits() const;
     const QStringList & getTweakers() const;
     const QList<LibraryPtr> & getJarMods() const;
     const QList<LibraryPtr> & getLibraries() const;
     const QList<LibraryPtr> & getNativeLibraries() const;
     const QList<LibraryPtr> & getMavenFiles() const;
+    const QList<AgentPtr> & getAgents() const;
+    const QList<int> & getCompatibleJavaMajors() const;
     const LibraryPtr getMainJar() const;
     void getLibraryFiles(
         const QString & architecture,
@@ -69,6 +111,12 @@ private:
      */
     QString m_minecraftArguments;
 
+    /**
+     * Additional arguments to pass to the JVM in addition to those the user has configured,
+     * memory settings, etc.
+     */
+    QStringList m_addnJvmArguments;
+
     /// A list of all tweaker classes
     QStringList m_tweakers;
 
@@ -84,6 +132,9 @@ private:
     /// the list of maven files to be placed in the libraries folder, but not acted upon
     QList<LibraryPtr> m_mavenFiles;
 
+    /// the list of java agents to add to JVM arguments
+    QList<AgentPtr> m_agents;
+
     /// the main jar
     LibraryPtr m_mainJar;
 
@@ -99,6 +150,9 @@ private:
     /// the list of mods
     QList<LibraryPtr> m_mods;
 
+    /// compatible java major versions
+    QList<int> m_compatibleJavaMajors;
+
     ProblemSeverity m_problemSeverity = ProblemSeverity::None;
 
 };

launcher/minecraft/MinecraftInstance.cpp

@@ -1,4 +1,40 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "MinecraftInstance.h"
+#include "BuildConfig.h"
 #include "minecraft/launch/CreateGameFolders.h"
 #include "minecraft/launch/ExtractNatives.h"
 #include "minecraft/launch/PrintInstanceInfo.h"
@@ -20,6 +56,7 @@
 #include "launch/steps/PreLaunchCommand.h"
 #include "launch/steps/TextPrint.h"
 #include "launch/steps/CheckJava.h"
+#include "launch/steps/QuitAfterGameStop.h"
 
 #include "minecraft/launch/LauncherPartLaunch.h"
 #include "minecraft/launch/DirectJavaLaunch.h"
@@ -88,6 +125,7 @@ MinecraftInstance::MinecraftInstance(SettingsObjectPtr globalSettings, SettingsO
 
     m_settings->registerOverride(globalSettings->getSetting("JavaPath"), javaOrLocation);
     m_settings->registerOverride(globalSettings->getSetting("JvmArgs"), javaOrArgs);
+    m_settings->registerOverride(globalSettings->getSetting("IgnoreJavaCompatibility"), javaOrLocation);
 
     // special!
     m_settings->registerPassthrough(globalSettings->getSetting("JavaTimestamp"), javaOrLocation);
@@ -292,6 +330,17 @@ QStringList MinecraftInstance::extraArguments() const
         list.append({"-Dfml.ignoreInvalidMinecraftCertificates=true",
                      "-Dfml.ignorePatchDiscrepancies=true"});
     }
+    auto addn = m_components->getProfile()->getAddnJvmArguments();
+    if (!addn.isEmpty()) {
+        list.append(addn);
+    }
+    auto agents = m_components->getProfile()->getAgents();
+    for (auto agent : agents)
+    {
+        QStringList jar, temp1, temp2, temp3;
+        agent->library()->getApplicableFiles(currentSystem, jar, temp1, temp2, temp3, getLocalLibraryPath());
+        list.append("-javaagent:"+jar[0]+(agent->argument().isEmpty() ? "" : "="+agent->argument()));
+    }
     return list;
 }
 
@@ -434,7 +483,7 @@ QStringList MinecraftInstance::processMinecraftArgs(
     }
 
     // blatant self-promotion.
-    token_mapping["profile_name"] = token_mapping["version_name"] = "PolyMC";
+    token_mapping["profile_name"] = token_mapping["version_name"] = BuildConfig.LAUNCHER_NAME;
 
     token_mapping["version_type"] = profile->getMinecraftVersionType();
 
@@ -935,6 +984,11 @@ shared_qobject_ptr<LaunchTask> MinecraftInstance::createLaunchTask(AuthSessionPt
     {
         process->setCensorFilter(createCensorFilterFromSession(session));
     }
+    if(APPLICATION->settings()->get("QuitAfterGameStop").toBool())
+    {
+        auto step = new QuitAfterGameStop(pptr);
+        process->appendStep(step);
+    }
     m_launchProcess = process;
     emit launchTaskChanged(m_launchProcess);
     return m_launchProcess;

launcher/minecraft/MojangVersionFormat.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "MojangVersionFormat.h"
 #include "OneSixVersionFormat.h"
 #include "MojangDownloadInfo.h"
@@ -183,6 +218,15 @@ void MojangVersionFormat::readVersionProperties(const QJsonObject &in, VersionFi
             );
         }
     }
+
+    if (in.contains("compatibleJavaMajors"))
+    {
+        for (auto compatible : requireArray(in.value("compatibleJavaMajors")))
+        {
+            out->compatibleJavaMajors.append(requireInteger(compatible));
+        }
+    }
+
     if(in.contains("downloads"))
     {
         auto downloadsObj = requireObject(in, "downloads");

launcher/minecraft/OneSixVersionFormat.cpp

@@ -1,5 +1,6 @@
 #include "OneSixVersionFormat.h"
 #include <Json.h>
+#include "minecraft/Agent.h"
 #include "minecraft/ParseUtils.h"
 #include <minecraft/MojangVersionFormat.h>
 
@@ -108,6 +109,14 @@ VersionFilePtr OneSixVersionFormat::versionFileFromJson(const QJsonDocument &doc
         }
     }
 
+    if (root.contains("+jvmArgs"))
+    {
+        for (auto arg : requireArray(root.value("+jvmArgs")))
+        {
+            out->addnJvmArguments.append(requireString(arg));
+        }
+    }
+
 
     if (root.contains("jarMods"))
     {
@@ -176,6 +185,21 @@ VersionFilePtr OneSixVersionFormat::versionFileFromJson(const QJsonDocument &doc
         readLibs("mavenFiles", out->mavenFiles);
     }
 
+    if(root.contains("+agents")) {
+        for (auto agentVal : requireArray(root.value("+agents")))
+        {
+            QJsonObject agentObj = requireObject(agentVal);
+            auto lib = libraryFromJson(*out, agentObj, filename);
+            QString arg = "";
+            if (agentObj.contains("argument"))
+            {
+                readString(agentObj, "argument", arg);
+            }
+            AgentPtr agent(new Agent(lib, arg));
+            out->agents.append(agent);
+        }
+    }
+
     // if we have mainJar, just use it
     if(root.contains("mainJar"))
     {

launcher/minecraft/PackProfile.cpp

@@ -970,3 +970,20 @@ void PackProfile::disableInteraction(bool disable)
         }
     }
 }
+
+ModAPI::ModLoaderType PackProfile::getModLoader()
+{
+    if (!getComponentVersion("net.minecraftforge").isEmpty())
+    {
+        return ModAPI::Forge;
+    }
+    else if (!getComponentVersion("net.fabricmc.fabric-loader").isEmpty())
+    {
+        return ModAPI::Fabric;
+    }
+    else if (!getComponentVersion("org.quiltmc.quilt-loader").isEmpty())
+    {
+        return ModAPI::Quilt;
+    }
+    return ModAPI::Unspecified;
+}

launcher/minecraft/PackProfile.h

@@ -28,6 +28,7 @@
 #include "BaseVersion.h"
 #include "MojangDownloadInfo.h"
 #include "net/Mode.h"
+#include "modplatform/ModAPI.h"
 
 class MinecraftInstance;
 struct PackProfileData;
@@ -117,6 +118,8 @@ public:
     // todo(merged): is this the best approach
     void appendComponent(ComponentPtr component);
 
+    ModAPI::ModLoaderType getModLoader();
+
 private:
     void scheduleSave();
     bool saveIsScheduled() const;

launcher/minecraft/VersionFile.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 <QJsonArray>
 #include <QJsonDocument>
 
@@ -32,10 +67,12 @@ void VersionFile::applyTo(LaunchProfile *profile)
     profile->applyMainClass(mainClass);
     profile->applyAppletClass(appletClass);
     profile->applyMinecraftArguments(minecraftArguments);
+    profile->applyAddnJvmArguments(addnJvmArguments);
     profile->applyTweakers(addTweakers);
     profile->applyJarMods(jarMods);
     profile->applyMods(mods);
     profile->applyTraits(traits);
+    profile->applyCompatibleJavaMajors(compatibleJavaMajors);
 
     for (auto library : libraries)
     {
@@ -45,6 +82,10 @@ void VersionFile::applyTo(LaunchProfile *profile)
     {
         profile->applyMavenFile(mavenFile);
     }
+    for (auto agent : agents)
+    {
+        profile->applyAgent(agent);
+    }
     profile->applyProblemSeverity(getProblemSeverity());
 }
 

launcher/minecraft/VersionFile.h

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #pragma once
 
 #include <QString>
@@ -10,6 +45,7 @@
 #include "minecraft/Rule.h"
 #include "ProblemProvider.h"
 #include "Library.h"
+#include "Agent.h"
 #include <meta/JsonFormat.h>
 
 class PackProfile;
@@ -57,6 +93,12 @@ public: /* data */
     /// Mojang: Minecraft launch arguments (may contain placeholders for variable substitution)
     QString minecraftArguments;
 
+    /// PolyMC: Additional JVM launch arguments
+    QStringList addnJvmArguments;
+
+    /// Mojang: list of compatible java majors
+    QList<int> compatibleJavaMajors;
+
     /// Mojang: type of the Minecraft version
     QString type;
 
@@ -78,6 +120,9 @@ public: /* data */
     /// PolyMC: list of maven files to put in the libraries folder, but not in classpath
     QList<LibraryPtr> mavenFiles;
 
+    /// PolyMC: list of agents to add to JVM arguments
+    QList<AgentPtr> agents;
+
     /// The main jar (Minecraft version library, normally)
     LibraryPtr mainJar;
 

launcher/minecraft/World.cpp

@@ -17,6 +17,7 @@
 #include <QString>
 #include <QDebug>
 #include <QSaveFile>
+#include <QDirIterator>
 #include "World.h"
 
 #include "GZip.h"
@@ -187,6 +188,26 @@ bool putLevelDatDataToFS(const QFileInfo &file, QByteArray & data)
     return f.commit();
 }
 
+int64_t calculateWorldSize(const QFileInfo &file)
+{
+    if (file.isFile() && file.suffix() == "zip")
+    {
+        return file.size();
+    }
+    else if(file.isDir())
+    {
+        QDirIterator it(file.absoluteFilePath(), QDir::Files, QDirIterator::Subdirectories);
+        int64_t total = 0;
+        while (it.hasNext())
+        {
+            total += it.fileInfo().size();
+            it.next();
+        }
+        return total;
+    }
+    return -1;
+}
+
 World::World(const QFileInfo &file)
 {
     repath(file);
@@ -196,6 +217,7 @@ void World::repath(const QFileInfo &file)
 {
     m_containerFile = file;
     m_folderName = file.fileName();
+    m_size = calculateWorldSize(file);
     if(file.isFile() && file.suffix() == "zip")
     {
         m_iconFile = QString();
@@ -482,6 +504,7 @@ void World::loadFromLevelDat(QByteArray data)
     if(randomSeed) {
         qDebug() << "Seed:" << *randomSeed;
     }
+    qDebug() << "Size:" << m_size;
     qDebug() << "GameType:" << m_gameType.toLogString();
 }
 

launcher/minecraft/World.h

@@ -52,6 +52,10 @@ public:
     {
         return m_iconFile;
     }
+    int64_t bytes() const
+    {
+        return m_size;
+    }
     QDateTime lastPlayed() const
     {
         return m_lastPlayed;
@@ -105,6 +109,7 @@ protected:
     QString m_iconFile;
     QDateTime levelDatTime;
     QDateTime m_lastPlayed;
+    int64_t m_size;
     int64_t m_randomSeed = 0;
     GameType m_gameType;
     bool is_valid = false;

launcher/minecraft/WorldList.cpp

@@ -14,7 +14,10 @@
  */
 
 #include "WorldList.h"
+
+#include "Application.h"
 #include <FileSystem.h>
+#include <Qt>
 #include <QMimeData>
 #include <QUrl>
 #include <QUuid>
@@ -150,7 +153,7 @@ bool WorldList::resetIcon(int row)
 
 int WorldList::columnCount(const QModelIndex &parent) const
 {
-    return 3;
+    return 4;
 }
 
 QVariant WorldList::data(const QModelIndex &index, int role) const
@@ -164,6 +167,8 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
     if (row < 0 || row >= worlds.size())
         return QVariant();
 
+    QLocale locale;
+
     auto & world = worlds[row];
     switch (role)
     {
@@ -179,10 +184,23 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
         case LastPlayedColumn:
             return world.lastPlayed();
 
+        case SizeColumn:
+            return locale.formattedDataSize(world.bytes());
+
         default:
             return QVariant();
         }
 
+    case Qt::UserRole:
+        switch (column)
+        {
+            case SizeColumn:
+                return qVariantFromValue<qlonglong>(world.bytes());
+
+            default:
+                return data(index, Qt::DisplayRole);
+        }
+
     case Qt::ToolTipRole:
     {
         return world.folderName();
@@ -207,6 +225,10 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
     {
         return world.lastPlayed();
     }
+    case SizeRole:
+    {
+        return qVariantFromValue<qlonglong>(world.bytes());
+    }
     case IconFileRole:
     {
         return world.iconFile();
@@ -229,6 +251,9 @@ QVariant WorldList::headerData(int section, Qt::Orientation orientation, int rol
             return tr("Game Mode");
         case LastPlayedColumn:
             return tr("Last Played");
+        case SizeColumn:
+            //: World size on disk
+            return tr("Size");
         default:
             return QVariant();
         }
@@ -242,6 +267,8 @@ QVariant WorldList::headerData(int section, Qt::Orientation orientation, int rol
             return tr("Game mode of the world.");
         case LastPlayedColumn:
             return tr("Date and time the world was last played.");
+        case SizeColumn:
+            return tr("Size of the world on disk.");
         default:
             return QVariant();
         }

launcher/minecraft/WorldList.h

@@ -32,7 +32,8 @@ public:
     {
         NameColumn,
         GameModeColumn,
-        LastPlayedColumn
+        LastPlayedColumn,
+        SizeColumn
     };
 
     enum Roles
@@ -43,6 +44,7 @@ public:
         NameRole,
         GameModeRole,
         LastPlayedRole,
+        SizeRole,
         IconFileRole
     };
 

launcher/minecraft/auth/AccountData.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "AccountData.h"
 #include <QJsonDocument>
 #include <QJsonObject>

launcher/minecraft/auth/AccountData.h

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
+ */
+
 #pragma once
 #include <QString>
 #include <QByteArray>

launcher/minecraft/auth/AccountList.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "AccountList.h"

launcher/minecraft/auth/AccountList.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once

launcher/minecraft/auth/AccountTask.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "AccountTask.h"

launcher/minecraft/auth/AccountTask.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once

launcher/minecraft/auth/MinecraftAccount.cpp

@@ -1,18 +1,38 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- * 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
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
- * 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.
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Authors: Orochimarufan <orochimarufan.x3@gmail.com>
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "MinecraftAccount.h"

launcher/minecraft/auth/MinecraftAccount.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once

launcher/minecraft/auth/Parsers.cpp

@@ -1,4 +1,5 @@
 #include "Parsers.h"
+#include "Json.h"
 
 #include <QJsonDocument>
 #include <QJsonArray>
@@ -212,6 +213,180 @@ bool parseMinecraftProfile(QByteArray & data, MinecraftProfile &output) {
     return true;
 }
 
+namespace {
+    // these skin URLs are for the MHF_Steve and MHF_Alex accounts (made by a Mojang employee)
+    // they are needed because the session server doesn't return skin urls for default skins
+    static const QString SKIN_URL_STEVE = "http://textures.minecraft.net/texture/1a4af718455d4aab528e7a61f86fa25e6a369d1768dcb13f7df319a713eb810b";
+    static const QString SKIN_URL_ALEX = "http://textures.minecraft.net/texture/83cee5ca6afcdb171285aa00e8049c297b2dbeba0efb8ff970a5677a1b644032";
+
+    bool isDefaultModelSteve(QString uuid) {
+        // need to calculate *Java* hashCode of UUID
+        // if number is even, skin/model is steve, otherwise it is alex
+
+        // just in case dashes are in the id
+        uuid.remove('-');
+
+        if (uuid.size() != 32) {
+            return true;
+        }
+
+        // qulonglong is guaranteed to be 64 bits
+        // we need to use unsigned numbers to guarantee truncation below
+        qulonglong most = uuid.left(16).toULongLong(nullptr, 16);
+        qulonglong least = uuid.right(16).toULongLong(nullptr, 16);
+        qulonglong xored = most ^ least;
+        return ((static_cast<quint32>(xored >> 32)) ^ static_cast<quint32>(xored)) % 2 == 0;
+    }
+}
+
+/**
+Uses session server for skin/cape lookup instead of profile,
+because locked Mojang accounts cannot access profile endpoint
+(https://api.minecraftservices.com/minecraft/profile/)
+
+ref: https://wiki.vg/Mojang_API#UUID_to_Profile_and_Skin.2FCape
+
+{
+    "id": "<profile identifier>",
+    "name": "<player name>",
+    "properties": [
+        {
+            "name": "textures",
+            "value": "<base64 string>"
+        }
+    ]
+}
+
+decoded base64 "value":
+{
+    "timestamp": <java time in ms>,
+    "profileId": "<profile uuid>",
+    "profileName": "<player name>",
+    "textures": {
+        "SKIN": {
+            "url": "<player skin URL>"
+        },
+        "CAPE": {
+            "url": "<player cape URL>"
+        }
+    }
+}
+*/
+
+bool parseMinecraftProfileMojang(QByteArray & data, MinecraftProfile &output) {
+    qDebug() << "Parsing Minecraft profile...";
+#ifndef NDEBUG
+    qDebug() << data;
+#endif
+
+    QJsonParseError jsonError;
+    QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
+    if(jsonError.error) {
+        qWarning() << "Failed to parse response as JSON: " << jsonError.errorString();
+        return false;
+    }
+
+    auto obj = Json::requireObject(doc, "mojang minecraft profile");
+    if(!getString(obj.value("id"), output.id)) {
+        qWarning() << "Minecraft profile id is not a string";
+        return false;
+    }
+
+    if(!getString(obj.value("name"), output.name)) {
+        qWarning() << "Minecraft profile name is not a string";
+        return false;
+    }
+
+    auto propsArray = obj.value("properties").toArray();
+    QByteArray texturePayload;
+    for( auto p : propsArray) {
+        auto pObj = p.toObject();
+        auto name = pObj.value("name");
+        if (!name.isString() || name.toString() != "textures") {
+            continue;
+        }
+
+        auto value = pObj.value("value");
+        if (value.isString()) {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
+            texturePayload = QByteArray::fromBase64(value.toString().toUtf8(), QByteArray::AbortOnBase64DecodingErrors);
+#else
+            texturePayload = QByteArray::fromBase64(value.toString().toUtf8());
+#endif
+        }
+
+        if (!texturePayload.isEmpty()) {
+            break;
+        }
+    }
+
+    if (texturePayload.isNull()) {
+        qWarning() << "No texture payload data";
+        return false;
+    }
+
+    doc = QJsonDocument::fromJson(texturePayload, &jsonError);
+    if(jsonError.error) {
+        qWarning() << "Failed to parse response as JSON: " << jsonError.errorString();
+        return false;
+    }
+
+    obj = Json::requireObject(doc, "session texture payload");
+    auto textures = obj.value("textures");
+    if (!textures.isObject()) {
+        qWarning() << "No textures array in response";
+        return false;
+    }
+
+    Skin skinOut;
+    // fill in default skin info ourselves, as this endpoint doesn't provide it
+    bool steve = isDefaultModelSteve(output.id);
+    skinOut.variant = steve ? "classic" : "slim";
+    skinOut.url = steve ? SKIN_URL_STEVE : SKIN_URL_ALEX;
+    // sadly we can't figure this out, but I don't think it really matters...
+    skinOut.id = "00000000-0000-0000-0000-000000000000";
+    Cape capeOut;
+    auto tObj = textures.toObject();
+    for (auto idx = tObj.constBegin(); idx != tObj.constEnd(); ++idx) {
+        if (idx->isObject()) {
+            if (idx.key() == "SKIN") {
+                auto skin = idx->toObject();
+                if (!getString(skin.value("url"), skinOut.url)) {
+                    qWarning() << "Skin url is not a string";
+                    return false;
+                }
+
+                auto maybeMeta = skin.find("metadata");
+                if (maybeMeta != skin.end() && maybeMeta->isObject()) {
+                    auto meta = maybeMeta->toObject();
+                    // might not be present
+                    getString(meta.value("model"), skinOut.variant);
+                }
+            }
+            else if (idx.key() == "CAPE") {
+                auto cape = idx->toObject();
+                if (!getString(cape.value("url"), capeOut.url)) {
+                    qWarning() << "Cape url is not a string";
+                    return false;
+                }
+
+                // we don't know the cape ID as it is not returned from the session server
+                // so just fake it - changing capes is probably locked anyway :(
+                capeOut.alias = "cape";
+            }
+        }
+    }
+
+    output.skin = skinOut;
+    if (capeOut.alias == "cape") {
+        output.capes = QMap<QString, Cape>({{capeOut.alias, capeOut}});
+        output.currentCape = capeOut.alias;
+    }
+
+    output.validity = Katabasis::Validity::Certain;
+    return true;
+}
+
 bool parseMinecraftEntitlements(QByteArray & data, MinecraftEntitlement &output) {
     qDebug() << "Parsing Minecraft entitlements...";
 #ifndef NDEBUG

launcher/minecraft/auth/Parsers.h

@@ -14,6 +14,7 @@ namespace Parsers
     bool parseMojangResponse(QByteArray &data, Katabasis::Token &output);
 
     bool parseMinecraftProfile(QByteArray &data, MinecraftProfile &output);
+    bool parseMinecraftProfileMojang(QByteArray &data, MinecraftProfile &output);
     bool parseMinecraftEntitlements(QByteArray &data, MinecraftEntitlement &output);
     bool parseRolloutResponse(QByteArray &data, bool& result);
 }

launcher/minecraft/auth/Yggdrasil.cpp

@@ -209,6 +209,28 @@ void Yggdrasil::processResponse(QJsonObject responseData) {
     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.";

launcher/minecraft/auth/flows/Mojang.cpp

@@ -1,7 +1,7 @@
 #include "Mojang.h"
 
 #include "minecraft/auth/steps/YggdrasilStep.h"
-#include "minecraft/auth/steps/MinecraftProfileStep.h"
+#include "minecraft/auth/steps/MinecraftProfileStepMojang.h"
 #include "minecraft/auth/steps/MigrationEligibilityStep.h"
 #include "minecraft/auth/steps/GetSkinStep.h"
 
@@ -10,7 +10,7 @@ MojangRefresh::MojangRefresh(
     QObject *parent
 ) : AuthFlow(data, parent) {
     m_steps.append(new YggdrasilStep(m_data, QString()));
-    m_steps.append(new MinecraftProfileStep(m_data));
+    m_steps.append(new MinecraftProfileStepMojang(m_data));
     m_steps.append(new MigrationEligibilityStep(m_data));
     m_steps.append(new GetSkinStep(m_data));
 }
@@ -21,7 +21,7 @@ MojangLogin::MojangLogin(
     QObject *parent
 ): AuthFlow(data, parent), m_password(password) {
     m_steps.append(new YggdrasilStep(m_data, m_password));
-    m_steps.append(new MinecraftProfileStep(m_data));
+    m_steps.append(new MinecraftProfileStepMojang(m_data));
     m_steps.append(new MigrationEligibilityStep(m_data));
     m_steps.append(new GetSkinStep(m_data));
 }

launcher/minecraft/auth/steps/LauncherLoginStep.cpp

@@ -50,7 +50,9 @@ void LauncherLoginStep::onRequestDone(
     auto requestor = qobject_cast<AuthRequest *>(QObject::sender());
     requestor->deleteLater();
 
+#ifndef NDEBUG
     qDebug() << data;
+#endif
     if (error != QNetworkReply::NoError) {
         qWarning() << "Reply error:" << error;
 #ifndef NDEBUG

launcher/minecraft/auth/steps/MSAStep.cpp

@@ -1,3 +1,38 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "MSAStep.h"
 
 #include <QNetworkRequest>

launcher/minecraft/auth/steps/MSAStep.h

@@ -1,3 +1,37 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 <QObject>

launcher/minecraft/auth/steps/MinecraftProfileStepMojang.cpp

@@ -0,0 +1,94 @@
+#include "MinecraftProfileStepMojang.h"
+
+#include <QNetworkRequest>
+
+#include "minecraft/auth/AuthRequest.h"
+#include "minecraft/auth/Parsers.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();
+
+#ifndef NDEBUG
+    qDebug() << data;
+#endif
+    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);
+
+        emit finished(
+            AccountTaskState::STATE_FAILED_SOFT,
+            tr("Minecraft Java profile acquisition failed.")
+        );
+        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

@@ -0,0 +1,22 @@
+#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/XboxAuthorizationStep.cpp

@@ -65,7 +65,7 @@ void XboxAuthorizationStep::onRequestDone(
         if(!processSTSError(error, data, headers)) {
             emit finished(
                 AccountTaskState::STATE_FAILED_SOFT,
-                tr("Failed to get authorization for %1 services. Error %1.").arg(m_authorizationKind, error)
+                tr("Failed to get authorization for %1 services. Error %2.").arg(m_authorizationKind, error)
             );
         }
         return;

launcher/minecraft/launch/DirectJavaLaunch.cpp

@@ -88,7 +88,7 @@ void DirectJavaLaunch::on_state(LoggedProcess::State state)
         case LoggedProcess::FailedToStart:
         {
             //: Error message displayed if instance can't start
-            const char *reason = QT_TR_NOOP("Could not launch minecraft!");
+            const char *reason = QT_TR_NOOP("Could not launch Minecraft!");
             emit logLine(reason, MessageLevel::Fatal);
             emitFailed(tr(reason));
             return;

launcher/minecraft/launch/LauncherPartLaunch.cpp

@@ -154,7 +154,7 @@ void LauncherPartLaunch::on_state(LoggedProcess::State state)
         case LoggedProcess::FailedToStart:
         {
             //: Error message displayed if instace can't start
-            const char *reason = QT_TR_NOOP("Could not launch minecraft!");
+            const char *reason = QT_TR_NOOP("Could not launch Minecraft!");
             emit logLine(reason, MessageLevel::Fatal);
             emitFailed(tr(reason));
             return;
@@ -170,6 +170,7 @@ void LauncherPartLaunch::on_state(LoggedProcess::State state)
         {
             if (APPLICATION->settings()->get("CloseAfterLaunch").toBool())
                 APPLICATION->showMainWindow();
+
             m_parent->setPid(-1);
             // if the exit code wasn't 0, report this as a crash
             auto exitCode = m_process.exitCode();

launcher/minecraft/launch/VerifyJavaInstall.cpp

@@ -1,50 +1,75 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 "VerifyJavaInstall.h"
 
-#include <launch/LaunchTask.h>
-#include <minecraft/MinecraftInstance.h>
-#include <minecraft/PackProfile.h>
-#include <minecraft/VersionFilterData.h>
-
-#ifdef major
-    #undef major
-#endif
-#ifdef minor
-    #undef minor
-#endif
+#include "java/JavaVersion.h"
+#include "minecraft/PackProfile.h"
+#include "minecraft/MinecraftInstance.h"
 
 void VerifyJavaInstall::executeTask() {
-    auto m_inst = std::dynamic_pointer_cast<MinecraftInstance>(m_parent->instance());
+    auto instance = std::dynamic_pointer_cast<MinecraftInstance>(m_parent->instance());
+    auto packProfile = instance->getPackProfile();
+    auto settings = instance->settings();
+    auto storedVersion = settings->get("JavaVersion").toString();
+    auto ignoreCompatibility = settings->get("IgnoreJavaCompatibility").toBool();
 
-    auto javaVersion = m_inst->getJavaVersion();
-    auto minecraftComponent = m_inst->getPackProfile()->getComponent("net.minecraft");
+    auto compatibleMajors = packProfile->getProfile()->getCompatibleJavaMajors();
 
-    // Java 17 requirement
-    if (minecraftComponent->getReleaseDateTime() >= g_VersionFilterData.java17BeginsDate) {
-        if (javaVersion.major() < 17) {
-            emit logLine("Minecraft 1.18 Pre Release 2 and above require the use of Java 17",
-                         MessageLevel::Fatal);
-            emitFailed(tr("Minecraft 1.18 Pre Release 2 and above require the use of Java 17"));
-            return;
-        }
-    }
-    // Java 16 requirement
-    else if (minecraftComponent->getReleaseDateTime() >= g_VersionFilterData.java16BeginsDate) {
-        if (javaVersion.major() < 16) {
-            emit logLine("Minecraft 21w19a and above require the use of Java 16",
-                         MessageLevel::Fatal);
-            emitFailed(tr("Minecraft 21w19a and above require the use of Java 16"));
-            return;
-        }
-    }
-    // Java 8 requirement
-    else if (minecraftComponent->getReleaseDateTime() >= g_VersionFilterData.java8BeginsDate) {
-        if (javaVersion.major() < 8) {
-            emit logLine("Minecraft 17w13a and above require the use of Java 8",
-                         MessageLevel::Fatal);
-            emitFailed(tr("Minecraft 17w13a and above require the use of Java 8"));
-            return;
-        }
+    JavaVersion javaVersion(storedVersion);
+
+    if (compatibleMajors.isEmpty() || compatibleMajors.contains(javaVersion.major()))
+    {
+        emitSucceeded();
+        return;
     }
 
-    emitSucceeded();
+
+    if (ignoreCompatibility)
+    {
+        emit logLine(tr("Java major version is incompatible. Things might break."), MessageLevel::Warning);
+        emitSucceeded();
+        return;
+    }
+
+    emit logLine(tr("This instance is not compatible with Java version %1.\n"
+                    "Please switch to one of the following Java versions for this instance:").arg(javaVersion.major()),
+                 MessageLevel::Error);
+    for (auto major : compatibleMajors)
+    {
+        emit logLine(tr("Java version %1").arg(major), MessageLevel::Error);
+    }
+    emitFailed(QString("Incompatible Java major version"));
 }

launcher/minecraft/launch/VerifyJavaInstall.h

@@ -1,6 +1,42 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 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 <launch/LaunchStep.h>
+#include <launch/LaunchTask.h>
 
 class VerifyJavaInstall : public LaunchStep {
     Q_OBJECT

launcher/minecraft/mod/LocalModParseTask.cpp

@@ -391,7 +391,7 @@ void LocalModParseTask::processAsZip()
         zip.close();
         return;
     }
-    else if (zip.setCurrentFile("fabric.mod.json"))
+    else if (zip.setCurrentFile("fabric.mod.json"))  // TODO: Support quilt.mod.json
     {
         if (!file.open(QIODevice::ReadOnly))
         {

launcher/minecraft/update/FoldersTask.cpp

@@ -14,7 +14,7 @@ void FoldersTask::executeTask()
     QDir mcDir(m_inst->gameRoot());
     if (!mcDir.exists() && !mcDir.mkpath("."))
     {
-        emitFailed(tr("Failed to create folder for minecraft binaries."));
+        emitFailed(tr("Failed to create folder for Minecraft binaries."));
         return;
     }
     emitSucceeded();

launcher/minecraft/update/LibrariesTask.cpp

@@ -48,6 +48,10 @@ void LibrariesTask::executeTask()
     libArtifactPool.append(profile->getLibraries());
     libArtifactPool.append(profile->getNativeLibraries());
     libArtifactPool.append(profile->getMavenFiles());
+    for (auto agent : profile->getAgents())
+    {
+        libArtifactPool.append(agent->library());
+    }
     libArtifactPool.append(profile->getMainJar());
     processArtifactPool(libArtifactPool, failedLocalLibraries, inst->getLocalLibraryPath());
 

launcher/modplatform/ModAPI.h

@@ -0,0 +1,69 @@
+#pragma once
+
+#include <QString>
+#include <QList>
+
+#include "Version.h"
+
+namespace ModPlatform {
+class ListModel;
+}
+
+class ModAPI {
+   protected:
+    using CallerType = ModPlatform::ListModel;
+
+   public:
+    virtual ~ModAPI() = default;
+
+    // https://docs.curseforge.com/?http#tocS_ModLoaderType
+    enum ModLoaderType { Unspecified = 0, Forge = 1, Cauldron = 2, LiteLoader = 3, Fabric = 4, Quilt = 5 };
+
+    struct SearchArgs {
+        int offset;
+        QString search;
+        QString sorting;
+        ModLoaderType mod_loader;
+        std::list<Version> versions;
+    };
+
+    virtual void searchMods(CallerType* caller, SearchArgs&& args) const = 0;
+
+
+    struct VersionSearchArgs {
+        QString addonId;
+        std::list<Version> mcVersions;
+        ModLoaderType loader;
+    };
+
+    virtual void getVersions(CallerType* caller, VersionSearchArgs&& args) const = 0;
+
+    static auto getModLoaderString(ModLoaderType type) -> const QString {
+        switch (type) {
+            case Unspecified:
+                break;
+            case Forge:
+                return "forge";
+            case Cauldron:
+                return "cauldron";
+            case LiteLoader:
+                return "liteloader";
+            case Fabric:
+                return "fabric";
+            case Quilt:
+                return "quilt";
+        }
+        return "";
+    }
+
+   protected:
+    inline auto getGameVersionsString(std::list<Version> mcVersions) const -> QString
+    {
+        QString s;
+        for(auto& ver : mcVersions){
+            s += QString("%1,").arg(ver.toString());
+        }
+        s.remove(s.length() - 1, 1); //remove last comma
+        return s;
+    }
+};

launcher/modplatform/ModIndex.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <QList>
+#include <QMetaType>
+#include <QString>
+#include <QVariant>
+#include <QVector>
+
+namespace ModPlatform {
+
+struct ModpackAuthor {
+    QString name;
+    QString url;
+};
+
+struct IndexedVersion {
+    QVariant addonId;
+    QVariant fileId;
+    QString version;
+    QVector<QString> mcVersion;
+    QString downloadUrl;
+    QString date;
+    QString fileName;
+    QVector<QString> loaders = {};
+};
+
+struct IndexedPack {
+    QVariant addonId;
+    QString name;
+    QString description;
+    QList<ModpackAuthor> authors;
+    QString logoName;
+    QString logoUrl;
+    QString websiteUrl;
+
+    bool versionsLoaded = false;
+    QVector<IndexedVersion> versions;
+};
+
+}  // namespace ModPlatform
+
+Q_DECLARE_METATYPE(ModPlatform::IndexedPack)

launcher/modplatform/flame/FileResolvingTask.cpp

@@ -1,14 +1,9 @@
 #include "FileResolvingTask.h"
 #include "Json.h"
 
-namespace {
-    const char * metabase = "https://cursemeta.dries007.net";
-}
-
 Flame::FileResolvingTask::FileResolvingTask(shared_qobject_ptr<QNetworkAccessManager> network, Flame::Manifest& toProcess)
     : m_network(network), m_toProcess(toProcess)
-{
-}
+{}
 
 void Flame::FileResolvingTask::executeTask()
 {
@@ -17,14 +12,13 @@ void Flame::FileResolvingTask::executeTask()
     m_dljob = new NetJob("Mod id resolver", m_network);
     results.resize(m_toProcess.files.size());
     int index = 0;
-    for(auto & file: m_toProcess.files)
-    {
+    for (auto& file : m_toProcess.files) {
         auto projectIdStr = QString::number(file.projectId);
         auto fileIdStr = QString::number(file.fileId);
-        QString metaurl = QString("%1/%2/%3.json").arg(metabase, projectIdStr, fileIdStr);
+        QString metaurl = QString("https://api.curseforge.com/v1/mods/%1/files/%2").arg(projectIdStr, fileIdStr);
         auto dl = Net::Download::makeByteArray(QUrl(metaurl), &results[index]);
         m_dljob->addNetAction(dl);
-        index ++;
+        index++;
     }
     connect(m_dljob.get(), &NetJob::finished, this, &Flame::FileResolvingTask::netJobFinished);
     m_dljob->start();
@@ -34,16 +28,11 @@ void Flame::FileResolvingTask::netJobFinished()
 {
     bool failed = false;
     int index = 0;
-    for(auto & bytes: results)
-    {
-        auto & out = m_toProcess.files[index];
-        try
-        {
+    for (auto& bytes : results) {
+        auto& out = m_toProcess.files[index];
+        try {
             failed &= (!out.parseFromBytes(bytes));
-        }
-        catch (const JSONValidationError &e)
-        {
-
+        } catch (const JSONValidationError& e) {
             qCritical() << "Resolving of" << out.projectId << out.fileId << "failed because of a parsing error:";
             qCritical() << e.cause();
             qCritical() << "JSON:";
@@ -52,12 +41,9 @@ void Flame::FileResolvingTask::netJobFinished()
         }
         index++;
     }
-    if(!failed)
-    {
+    if (!failed) {
         emitSucceeded();
-    }
-    else
-    {
+    } else {
         emitFailed(tr("Some mod ID resolving tasks failed."));
     }
 }

launcher/modplatform/flame/FlameAPI.h

@@ -0,0 +1,63 @@
+#pragma once
+
+#include "modplatform/helpers/NetworkModAPI.h"
+
+class FlameAPI : public NetworkModAPI {
+   private:
+    inline auto getSortFieldInt(QString sortString) const -> int
+    {
+        return sortString == "Featured"         ? 1
+               : sortString == "Popularity"     ? 2
+               : sortString == "LastUpdated"    ? 3
+               : sortString == "Name"           ? 4
+               : sortString == "Author"         ? 5
+               : sortString == "TotalDownloads" ? 6
+               : sortString == "Category"       ? 7
+               : sortString == "GameVersion"    ? 8
+                                                : 1;
+    }
+
+   private:
+    inline auto getModSearchURL(SearchArgs& args) const -> QString override
+    {
+        auto gameVersionStr = args.versions.size() != 0 ? QString("gameVersion=%1").arg(args.versions.front().toString()) : QString();
+
+        return QString(
+                   "https://api.curseforge.com/v1/mods/search?"
+                   "gameId=432&"
+                   "classId=6&"
+
+                   "index=%1&"
+                   "pageSize=25&"
+                   "searchFilter=%2&"
+                   "sortField=%3&"
+                   "sortOrder=desc&"
+                   "modLoaderType=%4&"
+                   "%5")
+            .arg(args.offset)
+            .arg(args.search)
+            .arg(getSortFieldInt(args.sorting))
+            .arg(getMappedModLoader(args.mod_loader))
+            .arg(gameVersionStr);
+    };
+
+    inline auto getVersionsURL(VersionSearchArgs& args) const -> QString override
+    {
+        QString gameVersionQuery = args.mcVersions.size() == 1 ? QString("gameVersion=%1&").arg(args.mcVersions.front().toString()) : "";
+        QString modLoaderQuery = QString("modLoaderType=%1&").arg(getMappedModLoader(args.loader));
+
+        return QString("https://api.curseforge.com/v1/mods/%1/files?pageSize=10000&%2%3")
+            .arg(args.addonId)
+            .arg(gameVersionQuery)
+            .arg(modLoaderQuery);
+    };
+
+   public:
+    static auto getMappedModLoader(const ModLoaderType type) -> const ModLoaderType
+    {
+        // TODO: remove this once Quilt drops official Fabric support
+        if (type == Quilt)  // NOTE: Most if not all Fabric mods should work *currently*
+            return Fabric;
+        return type;
+    }
+};

launcher/modplatform/flame/FlameModIndex.cpp

@@ -1,64 +1,55 @@
-#include <QObject>
 #include "FlameModIndex.h"
+
 #include "Json.h"
-#include "net/NetJob.h"
-#include "BaseInstance.h"
 #include "minecraft/MinecraftInstance.h"
 #include "minecraft/PackProfile.h"
+#include "modplatform/flame/FlameAPI.h"
+#include "net/NetJob.h"
 
-
-void FlameMod::loadIndexedPack(FlameMod::IndexedPack & pack, QJsonObject & obj)
+void FlameMod::loadIndexedPack(ModPlatform::IndexedPack& pack, QJsonObject& obj)
 {
     pack.addonId = Json::requireInteger(obj, "id");
     pack.name = Json::requireString(obj, "name");
-    pack.websiteUrl = Json::ensureString(obj, "websiteUrl", "");
+    pack.websiteUrl = Json::ensureString(Json::ensureObject(obj, "links"), "websiteUrl", "");
     pack.description = Json::ensureString(obj, "summary", "");
 
-    bool thumbnailFound = false;
-    auto attachments = Json::requireArray(obj, "attachments");
-    for(auto attachmentRaw: attachments) {
-        auto attachmentObj = Json::requireObject(attachmentRaw);
-        bool isDefault = attachmentObj.value("isDefault").toBool(false);
-        if(isDefault) {
-            thumbnailFound = true;
-            pack.logoName = Json::requireString(attachmentObj, "title");
-            pack.logoUrl = Json::requireString(attachmentObj, "thumbnailUrl");
-            break;
-        }
-    }
-
-    if(!thumbnailFound) {
-        throw JSONValidationError(QString("Pack without an icon, skipping: %1").arg(pack.name));
-    }
-
+    QJsonObject logo = Json::requireObject(obj, "logo");
+    pack.logoName = Json::requireString(logo, "title");
+    pack.logoUrl = Json::requireString(logo, "thumbnailUrl");
 
     auto authors = Json::requireArray(obj, "authors");
-    for(auto authorIter: authors) {
+    for (auto authorIter : authors) {
         auto author = Json::requireObject(authorIter);
-        FlameMod::ModpackAuthor packAuthor;
+        ModPlatform::ModpackAuthor packAuthor;
         packAuthor.name = Json::requireString(author, "name");
         packAuthor.url = Json::requireString(author, "url");
         pack.authors.append(packAuthor);
     }
 }
 
-void FlameMod::loadIndexedPackVersions(FlameMod::IndexedPack & pack, QJsonArray & arr, const shared_qobject_ptr<QNetworkAccessManager>& network, BaseInstance * inst)
+void FlameMod::loadIndexedPackVersions(ModPlatform::IndexedPack& pack,
+                                       QJsonArray& arr,
+                                       const shared_qobject_ptr<QNetworkAccessManager>& network,
+                                       BaseInstance* inst)
 {
-    QVector<FlameMod::IndexedVersion> unsortedVersions;
-    bool hasFabric = !((MinecraftInstance *)inst)->getPackProfile()->getComponentVersion("net.fabricmc.fabric-loader").isEmpty();
-    QString mcVersion = ((MinecraftInstance *)inst)->getPackProfile()->getComponentVersion("net.minecraft");
+    QVector<ModPlatform::IndexedVersion> unsortedVersions;
+    auto profile = (dynamic_cast<MinecraftInstance*>(inst))->getPackProfile();
+    QString mcVersion = profile->getComponentVersion("net.minecraft");
 
-    for(auto versionIter: arr) {
+    for (auto versionIter : arr) {
         auto obj = versionIter.toObject();
 
-        auto versionArray = Json::requireArray(obj, "gameVersion");
+        auto versionArray = Json::requireArray(obj, "gameVersions");
         if (versionArray.isEmpty()) {
             continue;
         }
 
-        FlameMod::IndexedVersion file;
-        for(auto mcVer : versionArray){
-            file.mcVersion.append(mcVer.toString());
+        ModPlatform::IndexedVersion file;
+        for (auto mcVer : versionArray) {
+            auto str = mcVer.toString();
+
+            if (str.contains('.'))
+                file.mcVersion.append(str);
         }
 
         file.addonId = pack.addonId;
@@ -68,31 +59,11 @@ void FlameMod::loadIndexedPackVersions(FlameMod::IndexedPack & pack, QJsonArray
         file.downloadUrl = Json::requireString(obj, "downloadUrl");
         file.fileName = Json::requireString(obj, "fileName");
 
-        auto modules = Json::requireArray(obj, "modules");
-        bool is_valid_fabric_version = false;
-        for(auto m : modules){
-            auto fname = Json::requireString(m.toObject(),"foldername");
-            // FIXME: This does not work properly when a mod supports more than one mod loader, since
-            // they bundle the meta files for all of them in the same arquive, even when that version
-            // doesn't support the given mod loader.
-            if(hasFabric){
-                if(fname == "fabric.mod.json"){
-                    is_valid_fabric_version = true;
-                    break;
-                }
-            }
-            else break;
-            // NOTE: Since we're not validating forge versions, we can just skip this loop.
-        }
-
-        if(hasFabric && !is_valid_fabric_version)
-            continue;
-
         unsortedVersions.append(file);
     }
-    auto orderSortPredicate = [](const IndexedVersion & a, const IndexedVersion & b) -> bool
-    {
-        //dates are in RFC 3339 format
+
+    auto orderSortPredicate = [](const ModPlatform::IndexedVersion& a, const ModPlatform::IndexedVersion& b) -> bool {
+        // dates are in RFC 3339 format
         return a.date > b.date;
     };
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);

launcher/modplatform/flame/FlameModIndex.h

@@ -3,48 +3,18 @@
 //
 
 #pragma once
-#include <QList>
-#include <QMetaType>
-#include <QString>
-#include <QVector>
-#include <QNetworkAccessManager>
-#include <QObjectPtr.h>
-#include "net/NetJob.h"
+
+#include "modplatform/ModIndex.h"
+
 #include "BaseInstance.h"
+#include <QNetworkAccessManager>
 
 namespace FlameMod {
-    struct ModpackAuthor {
-        QString name;
-        QString url;
-    };
 
-    struct IndexedVersion {
-        int addonId;
-        int fileId;
-        QString version;
-        QVector<QString> mcVersion;
-        QString downloadUrl;
-        QString date;
-        QString fileName;
-    };
+void loadIndexedPack(ModPlatform::IndexedPack& m, QJsonObject& obj);
+void loadIndexedPackVersions(ModPlatform::IndexedPack& pack,
+                             QJsonArray& arr,
+                             const shared_qobject_ptr<QNetworkAccessManager>& network,
+                             BaseInstance* inst);
 
-    struct IndexedPack
-    {
-        int addonId;
-        QString name;
-        QString description;
-        QList<ModpackAuthor> authors;
-        QString logoName;
-        QString logoUrl;
-        QString websiteUrl;
-
-        bool versionsLoaded = false;
-        QVector<IndexedVersion> versions;
-    };
-
-    void loadIndexedPack(IndexedPack & m, QJsonObject & obj);
-    void loadIndexedPackVersions(IndexedPack &pack, QJsonArray &arr, const shared_qobject_ptr<QNetworkAccessManager> &network, BaseInstance *inst);
-
-}
-
-Q_DECLARE_METATYPE(FlameMod::IndexedPack)
+}  // namespace FlameMod

launcher/modplatform/flame/FlamePackIndex.cpp

@@ -2,76 +2,63 @@
 
 #include "Json.h"
 
-void Flame::loadIndexedPack(Flame::IndexedPack & pack, QJsonObject & obj)
+void Flame::loadIndexedPack(Flame::IndexedPack& pack, QJsonObject& obj)
 {
     pack.addonId = Json::requireInteger(obj, "id");
     pack.name = Json::requireString(obj, "name");
     pack.websiteUrl = Json::ensureString(obj, "websiteUrl", "");
     pack.description = Json::ensureString(obj, "summary", "");
 
-    bool thumbnailFound = false;
-    auto attachments = Json::requireArray(obj, "attachments");
-    for(auto attachmentRaw: attachments) {
-        auto attachmentObj = Json::requireObject(attachmentRaw);
-        bool isDefault = attachmentObj.value("isDefault").toBool(false);
-        if(isDefault) {
-            thumbnailFound = true;
-            pack.logoName = Json::requireString(attachmentObj, "title");
-            pack.logoUrl = Json::requireString(attachmentObj, "thumbnailUrl");
-            break;
-        }
-    }
-
-    if(!thumbnailFound) {
-        throw JSONValidationError(QString("Pack without an icon, skipping: %1").arg(pack.name));
-    }
+    auto logo = Json::requireObject(obj, "logo");
+    pack.logoName = Json::requireString(logo, "title");
+    pack.logoUrl = Json::requireString(logo, "thumbnailUrl");
 
     auto authors = Json::requireArray(obj, "authors");
-    for(auto authorIter: authors) {
+    for (auto authorIter : authors) {
         auto author = Json::requireObject(authorIter);
         Flame::ModpackAuthor packAuthor;
         packAuthor.name = Json::requireString(author, "name");
         packAuthor.url = Json::requireString(author, "url");
         pack.authors.append(packAuthor);
     }
-    int defaultFileId = Json::requireInteger(obj, "defaultFileId");
+    int defaultFileId = Json::requireInteger(obj, "mainFileId");
 
     bool found = false;
     // check if there are some files before adding the pack
     auto files = Json::requireArray(obj, "latestFiles");
-    for(auto fileIter: files) {
+    for (auto fileIter : files) {
         auto file = Json::requireObject(fileIter);
         int id = Json::requireInteger(file, "id");
 
         // NOTE: for now, ignore everything that's not the default...
-        if(id != defaultFileId) {
+        if (id != defaultFileId) {
             continue;
         }
 
-        auto versionArray = Json::requireArray(file, "gameVersion");
-        if(versionArray.size() < 1) {
+        auto versionArray = Json::requireArray(file, "gameVersions");
+        if (versionArray.size() < 1) {
             continue;
         }
 
         found = true;
         break;
     }
-    if(!found) {
+    if (!found) {
         throw JSONValidationError(QString("Pack with no good file, skipping: %1").arg(pack.name));
     }
 }
 
-void Flame::loadIndexedPackVersions(Flame::IndexedPack & pack, QJsonArray & arr)
+void Flame::loadIndexedPackVersions(Flame::IndexedPack& pack, QJsonArray& arr)
 {
     QVector<Flame::IndexedVersion> unsortedVersions;
-    for(auto versionIter: arr) {
+    for (auto versionIter : arr) {
         auto version = Json::requireObject(versionIter);
-        Flame::IndexedVersion file; 
+        Flame::IndexedVersion file;
 
         file.addonId = pack.addonId;
         file.fileId = Json::requireInteger(version, "id");
-        auto versionArray = Json::requireArray(version, "gameVersion");
-        if(versionArray.size() < 1) {
+        auto versionArray = Json::requireArray(version, "gameVersions");
+        if (versionArray.size() < 1) {
             continue;
         }
 
@@ -82,10 +69,7 @@ void Flame::loadIndexedPackVersions(Flame::IndexedPack & pack, QJsonArray & arr)
         unsortedVersions.append(file);
     }
 
-    auto orderSortPredicate = [](const IndexedVersion & a, const IndexedVersion & b) -> bool
-    {
-        return a.fileId > b.fileId;
-    };
+    auto orderSortPredicate = [](const IndexedVersion& a, const IndexedVersion& b) -> bool { return a.fileId > b.fileId; };
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);
     pack.versions = unsortedVersions;
     pack.versionsLoaded = true;

launcher/modplatform/flame/PackManifest.cpp

@@ -1,28 +1,27 @@
 #include "PackManifest.h"
 #include "Json.h"
 
-static void loadFileV1(Flame::File & f, QJsonObject & file)
+static void loadFileV1(Flame::File& f, QJsonObject& file)
 {
     f.projectId = Json::requireInteger(file, "projectID");
     f.fileId = Json::requireInteger(file, "fileID");
     f.required = Json::ensureBoolean(file, QString("required"), true);
 }
 
-static void loadModloaderV1(Flame::Modloader & m, QJsonObject & modLoader)
+static void loadModloaderV1(Flame::Modloader& m, QJsonObject& modLoader)
 {
     m.id = Json::requireString(modLoader, "id");
     m.primary = Json::ensureBoolean(modLoader, QString("primary"), false);
 }
 
-static void loadMinecraftV1(Flame::Minecraft & m, QJsonObject & minecraft)
+static void loadMinecraftV1(Flame::Minecraft& m, QJsonObject& minecraft)
 {
     m.version = Json::requireString(minecraft, "version");
     // extra libraries... apparently only used for a custom Minecraft launcher in the 1.2.5 FTB retro pack
     // intended use is likely hardcoded in the 'Flame' client, the manifest says nothing
     m.libraries = Json::ensureString(minecraft, QString("libraries"), QString());
     auto arr = Json::ensureArray(minecraft, "modLoaders", QJsonArray());
-    for (QJsonValueRef item : arr)
-    {
+    for (QJsonValueRef item : arr) {
         auto obj = Json::requireObject(item);
         Flame::Modloader loader;
         loadModloaderV1(loader, obj);
@@ -30,16 +29,15 @@ static void loadMinecraftV1(Flame::Minecraft & m, QJsonObject & minecraft)
     }
 }
 
-static void loadManifestV1(Flame::Manifest & m, QJsonObject & manifest)
+static void loadManifestV1(Flame::Manifest& m, QJsonObject& manifest)
 {
     auto mc = Json::requireObject(manifest, "minecraft");
     loadMinecraftV1(m.minecraft, mc);
     m.name = Json::ensureString(manifest, QString("name"), "Unnamed");
     m.version = Json::ensureString(manifest, QString("version"), QString());
-    m.author = Json::ensureString(manifest, QString("author"), "Anonymous Coward");
+    m.author = Json::ensureString(manifest, QString("author"), "Anonymous");
     auto arr = Json::ensureArray(manifest, "files", QJsonArray());
-    for (QJsonValueRef item : arr)
-    {
+    for (QJsonValueRef item : arr) {
         auto obj = Json::requireObject(item);
         Flame::File file;
         loadFileV1(file, obj);
@@ -48,18 +46,16 @@ static void loadManifestV1(Flame::Manifest & m, QJsonObject & manifest)
     m.overrides = Json::ensureString(manifest, "overrides", "overrides");
 }
 
-void Flame::loadManifest(Flame::Manifest & m, const QString &filepath)
+void Flame::loadManifest(Flame::Manifest& m, const QString& filepath)
 {
     auto doc = Json::requireDocument(filepath);
     auto obj = Json::requireObject(doc);
     m.manifestType = Json::requireString(obj, "manifestType");
-    if(m.manifestType != "minecraftModpack")
-    {
+    if (m.manifestType != "minecraftModpack") {
         throw JSONValidationError("Not a modpack manifest!");
     }
     m.manifestVersion = Json::requireInteger(obj, "manifestVersion");
-    if(m.manifestVersion != 1)
-    {
+    if (m.manifestVersion != 1) {
         throw JSONValidationError(QString("Unknown manifest version (%1)").arg(m.manifestVersion));
     }
     loadManifestV1(m, obj);
@@ -68,59 +64,30 @@ void Flame::loadManifest(Flame::Manifest & m, const QString &filepath)
 bool Flame::File::parseFromBytes(const QByteArray& bytes)
 {
     auto doc = Json::requireDocument(bytes);
-    auto obj = Json::requireObject(doc);
-    // result code signifies true failure.
-    if(obj.contains("code"))
-    {
-        qCritical() << "Resolving of" << projectId << fileId << "failed because of a negative result:";
-        qCritical() << bytes;
-        return false;
+    if (!doc.isObject()) {
+        throw JSONValidationError(QString("data is not an object? that's not supposed to happen"));
     }
-    fileName = Json::requireString(obj, "FileNameOnDisk");
-    QString rawUrl = Json::requireString(obj, "DownloadURL");
+    auto obj = Json::ensureObject(doc.object(), "data");
+
+    fileName = Json::requireString(obj, "fileName");
+
+    QString rawUrl = Json::requireString(obj, "downloadUrl");
     url = QUrl(rawUrl, QUrl::TolerantMode);
-    if(!url.isValid())
-    {
+    if (!url.isValid()) {
         throw JSONValidationError(QString("Invalid URL: %1").arg(rawUrl));
     }
     // This is a piece of a Flame project JSON pulled out into the file metadata (here) for convenience
     // It is also optional
-    QJsonObject projObj = Json::ensureObject(obj, "_Project", {});
-    if(!projObj.isEmpty())
-    {
-        QString strType = Json::ensureString(projObj, "PackageType", "mod").toLower();
-        if(strType == "singlefile")
-        {
-            type = File::Type::SingleFile;
-        }
-        else if(strType == "ctoc")
-        {
-            type = File::Type::Ctoc;
-        }
-        else if(strType == "cmod2")
-        {
-            type = File::Type::Cmod2;
-        }
-        else if(strType == "mod")
-        {
-            type = File::Type::Mod;
-        }
-        else if(strType == "folder")
-        {
-            type = File::Type::Folder;
-        }
-        else if(strType == "modpack")
-        {
-            type = File::Type::Modpack;
-        }
-        else
-        {
-            qCritical() << "Resolving of" << projectId << fileId << "failed because of unknown file type:" << strType;
-            type = File::Type::Unknown;
-            return false;
-        }
-        targetFolder = Json::ensureString(projObj, "Path", "mods");
+    type = File::Type::SingleFile;
+
+    if (fileName.endsWith(".zip")) {
+        // this is probably a resource pack
+        targetFolder = "resourcepacks";
+    } else {
+        // this is probably a mod, dunno what else could modpacks download
+        targetFolder = "mods";
     }
+
     resolved = true;
     return true;
 }

launcher/modplatform/helpers/NetworkModAPI.cpp

@@ -0,0 +1,60 @@
+#include "NetworkModAPI.h"
+
+#include "ui/pages/modplatform/ModModel.h"
+
+#include "Application.h"
+#include "net/NetJob.h"
+
+void NetworkModAPI::searchMods(CallerType* caller, SearchArgs&& args) const
+{
+    auto netJob = new NetJob(QString("%1::Search").arg(caller->debugName()), APPLICATION->network());
+    auto searchUrl = getModSearchURL(args);
+
+    auto response = new QByteArray();
+    netJob->addNetAction(Net::Download::makeByteArray(QUrl(searchUrl), response));
+
+    QObject::connect(netJob, &NetJob::started, caller, [caller, netJob] { caller->setActiveJob(netJob); });
+    QObject::connect(netJob, &NetJob::failed, caller, &CallerType::searchRequestFailed);
+    QObject::connect(netJob, &NetJob::succeeded, caller, [caller, response] {
+        QJsonParseError parse_error{};
+        QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
+        if (parse_error.error != QJsonParseError::NoError) {
+            qWarning() << "Error while parsing JSON response from " << caller->debugName() << " at " << parse_error.offset
+                       << " reason: " << parse_error.errorString();
+            qWarning() << *response;
+            return;
+        }
+
+        caller->searchRequestFinished(doc);
+    });
+
+    netJob->start();
+}
+
+void NetworkModAPI::getVersions(CallerType* caller, VersionSearchArgs&& args) const
+{
+    auto netJob = new NetJob(QString("%1::ModVersions(%2)").arg(caller->debugName()).arg(args.addonId), APPLICATION->network());
+    auto response = new QByteArray();
+
+    netJob->addNetAction(Net::Download::makeByteArray(getVersionsURL(args), response));
+
+    QObject::connect(netJob, &NetJob::succeeded, caller, [response, caller, args] {
+        QJsonParseError parse_error{};
+        QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
+        if (parse_error.error != QJsonParseError::NoError) {
+            qWarning() << "Error while parsing JSON response from " << caller->debugName() << " at " << parse_error.offset
+                       << " reason: " << parse_error.errorString();
+            qWarning() << *response;
+            return;
+        }
+
+        caller->versionRequestSucceeded(doc, args.addonId);
+    });
+
+    QObject::connect(netJob, &NetJob::finished, caller, [response, netJob] {
+        netJob->deleteLater();
+        delete response;
+    });
+
+    netJob->start();
+}

launcher/modplatform/helpers/NetworkModAPI.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include "modplatform/ModAPI.h"
+
+class NetworkModAPI : public ModAPI {
+   public:
+    void searchMods(CallerType* caller, SearchArgs&& args) const override;
+    void getVersions(CallerType* caller, VersionSearchArgs&& args) const override;
+
+   protected:
+    virtual auto getModSearchURL(SearchArgs& args) const -> QString = 0;
+    virtual auto getVersionsURL(VersionSearchArgs& args) const -> QString = 0;
+};

launcher/modplatform/legacy_ftb/PackInstallTask.cpp

@@ -114,7 +114,7 @@ void PackInstallTask::install()
         //ok, found minecraft dir, move contents to instance dir
         if(!QDir().rename(m_stagingPath + "/unzip/minecraft", m_stagingPath + "/.minecraft"))
         {
-            emitFailed(tr("Failed to move unzipped minecraft!"));
+            emitFailed(tr("Failed to move unzipped Minecraft!"));
             return;
         }
     }

launcher/modplatform/modrinth/ModrinthAPI.h

@@ -0,0 +1,89 @@
+#pragma once
+
+#include "modplatform/ModAPI.h"
+#include "modplatform/helpers/NetworkModAPI.h"
+
+#include <QDebug>
+
+class ModrinthAPI : public NetworkModAPI {
+   public:
+    inline auto getAuthorURL(const QString& name) const -> QString { return "https://modrinth.com/user/" + name; };
+
+    static auto getModLoaderStrings(ModLoaderType type) -> const QStringList
+    {
+        QStringList l;
+        switch (type)
+        {
+            case Unspecified:
+                for (auto loader : {Forge, Fabric, Quilt})
+                {
+                    l << ModAPI::getModLoaderString(loader);
+                }
+                break;
+
+            case Quilt:
+                l << ModAPI::getModLoaderString(Fabric);
+            default:
+                l << ModAPI::getModLoaderString(type);
+        }
+        return l;
+    }
+
+    static auto getModLoaderFilters(ModLoaderType type) -> const QString
+    {
+        QStringList l;
+        for (auto loader : getModLoaderStrings(type))
+        {
+            l << QString("\"categories:%1\"").arg(loader);
+        }
+        return l.join(',');
+    }
+
+   private:
+    inline auto getModSearchURL(SearchArgs& args) const -> QString override
+    {
+        if (!validateModLoader(args.mod_loader)) {
+            qWarning() << "Modrinth only have Forge and Fabric-compatible mods!";
+            return "";
+        }
+
+        return QString(
+                   "https://api.modrinth.com/v2/search?"
+                   "offset=%1&"
+                   "limit=25&"
+                   "query=%2&"
+                   "index=%3&"
+                   "facets=[[%4],%5[\"project_type:mod\"]]")
+            .arg(args.offset)
+            .arg(args.search)
+            .arg(args.sorting)
+            .arg(getModLoaderFilters(args.mod_loader))
+            .arg(getGameVersionsArray(args.versions));
+    };
+
+    inline auto getVersionsURL(VersionSearchArgs& args) const -> QString override
+    {
+        return QString("https://api.modrinth.com/v2/project/%1/version?"
+                "game_versions=[%2]"
+                "loaders=[\"%3\"]")
+            .arg(args.addonId)
+            .arg(getGameVersionsString(args.mcVersions))
+            .arg(getModLoaderStrings(args.loader).join("\",\""));
+    };
+
+    auto getGameVersionsArray(std::list<Version> mcVersions) const -> QString
+    {
+        QString s;
+        for(auto& ver : mcVersions){
+            s += QString("\"versions:%1\",").arg(ver.toString());
+        }
+        s.remove(s.length() - 1, 1); //remove last comma
+        return s.isEmpty() ? QString() : QString("[%1],").arg(s);
+    }
+
+    inline auto validateModLoader(ModLoaderType modLoader) const -> bool
+    {
+        return modLoader == Unspecified || modLoader == Forge || modLoader == Fabric || modLoader == Quilt;
+    }
+
+};

launcher/modplatform/modrinth/ModrinthPackIndex.cpp

@@ -1,92 +1,88 @@
-#include <QObject>
 #include "ModrinthPackIndex.h"
+#include "ModrinthAPI.h"
 
 #include "Json.h"
-#include "net/NetJob.h"
-#include "BaseInstance.h"
 #include "minecraft/MinecraftInstance.h"
 #include "minecraft/PackProfile.h"
+#include "net/NetJob.h"
 
+static ModrinthAPI api;
 
-void Modrinth::loadIndexedPack(Modrinth::IndexedPack & pack, QJsonObject & obj)
+void Modrinth::loadIndexedPack(ModPlatform::IndexedPack& pack, QJsonObject& obj)
 {
     pack.addonId = Json::requireString(obj, "project_id");
     pack.name = Json::requireString(obj, "title");
-    pack.websiteUrl = Json::ensureString(obj, "page_url", "");
+    
+    QString slug = Json::ensureString(obj, "slug", "");
+    if (!slug.isEmpty())
+        pack.websiteUrl = "https://modrinth.com/mod/" + Json::ensureString(obj, "slug", "");
+    else
+        pack.websiteUrl = "";
+
     pack.description = Json::ensureString(obj, "description", "");
 
     pack.logoUrl = Json::requireString(obj, "icon_url");
-    pack.logoName = pack.addonId;
+    pack.logoName = pack.addonId.toString();
 
-    Modrinth::ModpackAuthor modAuthor;
+    ModPlatform::ModpackAuthor modAuthor;
     modAuthor.name = Json::requireString(obj, "author");
-    modAuthor.url = "https://modrinth.com/user/"+modAuthor.name;
-    pack.author = modAuthor;
+    modAuthor.url = api.getAuthorURL(modAuthor.name);
+    pack.authors.append(modAuthor);
 }
 
-void Modrinth::loadIndexedPackVersions(Modrinth::IndexedPack & pack, QJsonArray & arr, const shared_qobject_ptr<QNetworkAccessManager>& network, BaseInstance * inst)
+void Modrinth::loadIndexedPackVersions(ModPlatform::IndexedPack& pack,
+                                       QJsonArray& arr,
+                                       const shared_qobject_ptr<QNetworkAccessManager>& network,
+                                       BaseInstance* inst)
 {
-    QVector<Modrinth::IndexedVersion> unsortedVersions;
-    bool hasFabric = !((MinecraftInstance *)inst)->getPackProfile()->getComponentVersion("net.fabricmc.fabric-loader").isEmpty();
-    QString mcVersion = ((MinecraftInstance *)inst)->getPackProfile()->getComponentVersion("net.minecraft");
+    QVector<ModPlatform::IndexedVersion> unsortedVersions;
+    QString mcVersion = (static_cast<MinecraftInstance*>(inst))->getPackProfile()->getComponentVersion("net.minecraft");
 
-    for(auto versionIter: arr) {
+    for (auto versionIter : arr) {
         auto obj = versionIter.toObject();
-        Modrinth::IndexedVersion file;
-        file.addonId = Json::requireString(obj,"project_id") ;
+        ModPlatform::IndexedVersion file;
+        file.addonId = Json::requireString(obj, "project_id");
         file.fileId = Json::requireString(obj, "id");
         file.date = Json::requireString(obj, "date_published");
         auto versionArray = Json::requireArray(obj, "game_versions");
-        if (versionArray.empty()) {
-            continue;
-        }
-        for(auto mcVer : versionArray){
+        if (versionArray.empty()) { continue; }
+        for (auto mcVer : versionArray) {
             file.mcVersion.append(mcVer.toString());
         }
-        auto loaders = Json::requireArray(obj,"loaders");
-        for(auto loader : loaders){
+        auto loaders = Json::requireArray(obj, "loaders");
+        for (auto loader : loaders) {
             file.loaders.append(loader.toString());
         }
         file.version = Json::requireString(obj, "name");
 
         auto files = Json::requireArray(obj, "files");
         int i = 0;
-        while (files.count() > 1 && i < files.count()){
-            //try to resolve the correct file
+        
+        // Find correct file (needed in cases where one version may have multiple files)
+        // Will default to the last one if there's no primary (though I think Modrinth requires that
+        // at least one file is primary, idk)
+        // NOTE: files.count() is 1-indexed, so we need to subtract 1 to become 0-indexed
+        while (i < files.count() - 1){ 
             auto parent = files[i].toObject();
             auto fileName = Json::requireString(parent, "filename");
-            //avoid grabbing "dev" files
-            if(fileName.contains("javadocs",Qt::CaseInsensitive) || fileName.contains("sources",Qt::CaseInsensitive)){
-                i++;
-                continue;
-            }
-            //grab the correct mod loader
-            if(fileName.contains("forge",Qt::CaseInsensitive) || fileName.contains("fabric",Qt::CaseInsensitive)  ){
-                if(hasFabric){
-                    if(fileName.contains("forge",Qt::CaseInsensitive)){
-                        i++;
-                        continue;
-                    }
-                }else{
-                    if(fileName.contains("fabric",Qt::CaseInsensitive)){
-                        i++;
-                        continue;
-                    }
-                }
-            }
-            break;
+
+            // Grab the primary file, if available
+            if(Json::requireBoolean(parent, "primary"))
+                break;
+
+            i++;
         }
+
         auto parent = files[i].toObject();
-        if(parent.contains("url")) {
+        if (parent.contains("url")) {
             file.downloadUrl = Json::requireString(parent, "url");
             file.fileName = Json::requireString(parent, "filename");
 
             unsortedVersions.append(file);
         }
     }
-    auto orderSortPredicate = [](const IndexedVersion & a, const IndexedVersion & b) -> bool
-    {
-        //dates are in RFC 3339 format
+    auto orderSortPredicate = [](const ModPlatform::IndexedVersion& a, const ModPlatform::IndexedVersion& b) -> bool {
+        // dates are in RFC 3339 format
         return a.date > b.date;
     };
     std::sort(unsortedVersions.begin(), unsortedVersions.end(), orderSortPredicate);

launcher/modplatform/modrinth/ModrinthPackIndex.h

@@ -1,48 +1,16 @@
 #pragma once
 
-#include <QList>
-#include <QMetaType>
-#include <QString>
-#include <QVector>
-#include <QNetworkAccessManager>
-#include <QObjectPtr.h>
-#include "net/NetJob.h"
+#include "modplatform/ModIndex.h"
+
 #include "BaseInstance.h"
+#include <QNetworkAccessManager>
 
 namespace Modrinth {
 
-struct ModpackAuthor {
-    QString name;
-    QString url;
-};
+void loadIndexedPack(ModPlatform::IndexedPack& m, QJsonObject& obj);
+void loadIndexedPackVersions(ModPlatform::IndexedPack& pack,
+                             QJsonArray& arr,
+                             const shared_qobject_ptr<QNetworkAccessManager>& network,
+                             BaseInstance* inst);
 
-struct IndexedVersion {
-    QString addonId;
-    QString fileId;
-    QString version;
-    QVector<QString> mcVersion;
-    QString downloadUrl;
-    QString date;
-    QString fileName;
-    QVector<QString> loaders;
-};
-
-struct IndexedPack
-{
-    QString addonId;
-    QString name;
-    QString description;
-    ModpackAuthor author;
-    QString logoName;
-    QString logoUrl;
-    QString websiteUrl;
-
-    bool versionsLoaded = false;
-    QVector<IndexedVersion> versions;
-};
-
-void loadIndexedPack(IndexedPack & m, QJsonObject & obj);
-void loadIndexedPackVersions(IndexedPack &pack, QJsonArray &arr, const shared_qobject_ptr<QNetworkAccessManager> &network, BaseInstance *inst);
-}
-
-Q_DECLARE_METATYPE(Modrinth::IndexedPack)
+}  // namespace Modrinth

launcher/modplatform/technic/SolderPackInstallTask.cpp

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (c) 2021-2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #include "SolderPackInstallTask.h"
@@ -19,16 +39,23 @@
 #include <Json.h>
 #include <QtConcurrentRun>
 #include <MMCZip.h>
+
 #include "TechnicPackProcessor.h"
+#include "SolderPackManifest.h"
+#include "net/ChecksumValidator.h"
 
 Technic::SolderPackInstallTask::SolderPackInstallTask(
     shared_qobject_ptr<QNetworkAccessManager> network,
-    const QUrl &sourceUrl,
+    const QUrl &solderUrl,
+    const QString &pack,
+    const QString &version,
     const QString &minecraftVersion
 ) {
-    m_sourceUrl = sourceUrl;
-    m_minecraftVersion = minecraftVersion;
+    m_solderUrl = solderUrl;
+    m_pack = pack;
+    m_version = version;
     m_network = network;
+    m_minecraftVersion = minecraftVersion;
 }
 
 bool Technic::SolderPackInstallTask::abort() {
@@ -41,34 +68,12 @@ bool Technic::SolderPackInstallTask::abort() {
 
 void Technic::SolderPackInstallTask::executeTask()
 {
-    setStatus(tr("Finding recommended version:\n%1").arg(m_sourceUrl.toString()));
-    m_filesNetJob = new NetJob(tr("Finding recommended version"), m_network);
-    m_filesNetJob->addNetAction(Net::Download::makeByteArray(m_sourceUrl, &m_response));
-    auto job = m_filesNetJob.get();
-    connect(job, &NetJob::succeeded, this, &Technic::SolderPackInstallTask::versionSucceeded);
-    connect(job, &NetJob::failed, this, &Technic::SolderPackInstallTask::downloadFailed);
-    m_filesNetJob->start();
-}
+    setStatus(tr("Resolving modpack files"));
 
-void Technic::SolderPackInstallTask::versionSucceeded()
-{
-    try
-    {
-        QJsonDocument doc = Json::requireDocument(m_response);
-        QJsonObject obj = Json::requireObject(doc);
-        QString version = Json::requireString(obj, "recommended", "__placeholder__");
-        m_sourceUrl = m_sourceUrl.toString() + '/' + version;
-    }
-    catch (const JSONValidationError &e)
-    {
-        emitFailed(e.cause());
-        m_filesNetJob.reset();
-        return;
-    }
-
-    setStatus(tr("Resolving modpack files:\n%1").arg(m_sourceUrl.toString()));
     m_filesNetJob = new NetJob(tr("Resolving modpack files"), m_network);
-    m_filesNetJob->addNetAction(Net::Download::makeByteArray(m_sourceUrl, &m_response));
+    auto sourceUrl = QString("%1/modpack/%2/%3").arg(m_solderUrl.toString(), m_pack, m_version);
+    m_filesNetJob->addNetAction(Net::Download::makeByteArray(sourceUrl, &m_response));
+
     auto job = m_filesNetJob.get();
     connect(job, &NetJob::succeeded, this, &Technic::SolderPackInstallTask::fileListSucceeded);
     connect(job, &NetJob::failed, this, &Technic::SolderPackInstallTask::downloadFailed);
@@ -77,38 +82,47 @@ void Technic::SolderPackInstallTask::versionSucceeded()
 
 void Technic::SolderPackInstallTask::fileListSucceeded()
 {
-    setStatus(tr("Downloading modpack:"));
-    QStringList modUrls;
-    try
-    {
-        QJsonDocument doc = Json::requireDocument(m_response);
-        QJsonObject obj = Json::requireObject(doc);
-        QString minecraftVersion = Json::ensureString(obj, "minecraft", QString(), "__placeholder__");
-        if (!minecraftVersion.isEmpty())
-            m_minecraftVersion = minecraftVersion;
-        QJsonArray mods = Json::requireArray(obj, "mods", "'mods'");
-        for (auto mod: mods)
-        {
-            QJsonObject modObject = Json::requireObject(mod);
-            modUrls.append(Json::requireString(modObject, "url", "'url'"));
-        }
+    setStatus(tr("Downloading modpack"));
+
+    QJsonParseError parse_error {};
+    QJsonDocument doc = QJsonDocument::fromJson(m_response, &parse_error);
+    if (parse_error.error != QJsonParseError::NoError) {
+        qWarning() << "Error while parsing JSON response from Solder at " << parse_error.offset << " reason: " << parse_error.errorString();
+        qWarning() << m_response;
+        return;
     }
-    catch (const JSONValidationError &e)
-    {
-        emitFailed(e.cause());
+    auto obj = doc.object();
+
+    TechnicSolder::PackBuild build;
+    try {
+        TechnicSolder::loadPackBuild(build, obj);
+    }
+    catch (const JSONValidationError& e) {
+        emitFailed(tr("Could not understand pack manifest:\n") + e.cause());
         m_filesNetJob.reset();
         return;
     }
+
+    if (!build.minecraft.isEmpty())
+        m_minecraftVersion = build.minecraft;
+
     m_filesNetJob = new NetJob(tr("Downloading modpack"), m_network);
+
     int i = 0;
-    for (auto &modUrl: modUrls)
-    {
+    for (const auto &mod : build.mods) {
         auto path = FS::PathCombine(m_outputDir.path(), QString("%1").arg(i));
-        m_filesNetJob->addNetAction(Net::Download::makeFile(modUrl, path));
+
+        auto dl = Net::Download::makeFile(mod.url, path);
+        if (!mod.md5.isEmpty()) {
+            auto rawMd5 = QByteArray::fromHex(mod.md5.toLatin1());
+            dl->addValidator(new Net::ChecksumValidator(QCryptographicHash::Md5, rawMd5));
+        }
+        m_filesNetJob->addNetAction(dl);
+
         i++;
     }
 
-    m_modCount = modUrls.size();
+    m_modCount = build.mods.size();
 
     connect(m_filesNetJob.get(), &NetJob::succeeded, this, &Technic::SolderPackInstallTask::downloadSucceeded);
     connect(m_filesNetJob.get(), &NetJob::progress, this, &Technic::SolderPackInstallTask::downloadProgressChanged);
@@ -206,6 +220,5 @@ void Technic::SolderPackInstallTask::extractFinished()
 void Technic::SolderPackInstallTask::extractAborted()
 {
     emitFailed(tr("Instance import has been aborted."));
-    return;
 }
 

launcher/modplatform/technic/SolderPackInstallTask.h

@@ -1,16 +1,36 @@
-/* Copyright 2013-2021 MultiMC Contributors
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (c) 2021-2022 Jamie Mansfield <jmansfield@cadixdev.org>
  *
- * 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
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
  *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ *      Copyright 2013-2021 MultiMC Contributors
+ *
+ *      Licensed under the Apache License, Version 2.0 (the "License");
+ *      you may not use this file except in compliance with the License.
+ *      You may obtain a copy of the License at
+ *
+ *          http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *      Unless required by applicable law or agreed to in writing, software
+ *      distributed under the License is distributed on an "AS IS" BASIS,
+ *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *      See the License for the specific language governing permissions and
+ *      limitations under the License.
  */
 
 #pragma once
@@ -27,7 +47,7 @@ namespace Technic
     {
         Q_OBJECT
     public:
-        explicit SolderPackInstallTask(shared_qobject_ptr<QNetworkAccessManager> network, const QUrl &sourceUrl, const QString &minecraftVersion);
+        explicit SolderPackInstallTask(shared_qobject_ptr<QNetworkAccessManager> network, const QUrl &solderUrl, const QString& pack, const QString& version, const QString &minecraftVersion);
 
         bool canAbort() const override { return true; }
         bool abort() override;
@@ -37,7 +57,6 @@ namespace Technic
         virtual void executeTask() override;
 
     private slots:
-        void versionSucceeded();
         void fileListSucceeded();
         void downloadSucceeded();
         void downloadFailed(QString reason);
@@ -51,7 +70,9 @@ namespace Technic
         shared_qobject_ptr<QNetworkAccessManager> m_network;
 
         NetJob::Ptr m_filesNetJob;
-        QUrl m_sourceUrl;
+        QUrl m_solderUrl;
+        QString m_pack;
+        QString m_version;
         QString m_minecraftVersion;
         QByteArray m_response;
         QTemporaryDir m_outputDir;