#!/usr/bin/env bash
#
# KeePassXC Release Preparation Helper
# Copyright (C) 2021 KeePassXC team <https://keepassxc.org/>
#
# 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 2 or (at your option)
# version 3 of the License.
#
# 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 <http://www.gnu.org/licenses/>.

printf "\e[1m\e[32mKeePassXC\e[0m Release Preparation Helper\n"
printf "Copyright (C) 2021 KeePassXC Team <https://keepassxc.org/>\n\n"

set -eE -o pipefail

if [ "$(uname -s)" == "Linux" ]; then
    OS_LINUX="1"
elif [ "$(uname -s)" == "Darwin" ]; then
    OS_MACOS="1"
elif [ "$(uname -o)" == "Msys" ]; then
    OS_WINDOWS="1"
fi

# -----------------------------------------------------------------------
#                        global default values
# -----------------------------------------------------------------------
RELEASE_NAME=""
APP_NAME="KeePassXC"
SRC_DIR="."
GPG_KEY="CFB4C2166397D0D2"
GPG_GIT_KEY=""
OUTPUT_DIR="release"
SOURCE_BRANCH=""
TAG_NAME=""
DOCKER_IMAGE=""
DOCKER_CONTAINER_NAME="keepassxc-build-container"
CMAKE_GENERATOR="Unix Makefiles"
CMAKE_OPTIONS=""
CPACK_GENERATORS="WIX;ZIP"
COMPILER="g++"
MAKE_OPTIONS="-j$(getconf _NPROCESSORS_ONLN)"
BUILD_PLUGINS="all"
INSTALL_PREFIX="/usr/local"
ORIG_BRANCH=""
ORIG_CWD="$(pwd)"
MACOSX_DEPLOYMENT_TARGET=10.13
TIMESTAMP_SERVER="http://timestamp.sectigo.com"

# -----------------------------------------------------------------------
#                          helper functions
# -----------------------------------------------------------------------
printUsage() {
    local cmd
    if [ -z "$1" ] || [ "help" == "$1" ]; then
        cmd="COMMAND"
    elif [ "check" == "$1" ] || [ "merge" == "$1" ] || [ "build" == "$1" ] || [ "gpgsign" == "$1" ] || \
        [ "appsign" == "$1" ] || [ "notarize" == "$1" ] || [ "appimage" == "$1" ] || [ "i18n" == "$1" ]; then
        cmd="$1"
    else
        logError "Unknown command: '$1'\n"
        cmd="COMMAND"
    fi

    printf "\e[1mUsage:\e[0m $(basename "$0") $cmd [OPTIONS, ...]\n"

    if [ "COMMAND" == "$cmd" ]; then
        cat << EOF

Commands:
  check      Perform a dry-run check, nothing is changed
  merge      Merge release branch into main branch and create release tags
  build      Build and package binary release from sources
  gpgsign    Sign previously compiled release packages with GPG
  appsign    Sign binaries with code signing certificates on Windows and macOS
  notarize   Submit macOS application DMG for notarization
  help       Show help for the given command
  i18n       Update translation files and pull from or push to Transifex
EOF
    elif [ "merge" == "$cmd" ]; then
        cat << EOF

Merge release branch into main branch and create release tags

Options:
  -v, --version        Release version number or name (required)
  -a, --app-name       Application name (default: '${APP_NAME}')
  -s, --source-dir     Source directory (default: '${SRC_DIR}')
  -k, --key            GPG key used to sign the merge commit and release tag,
                       leave empty to let Git choose your default key
                       (default: '${GPG_GIT_KEY}')
  -r, --release-branch Source release branch to merge from (default: 'release/VERSION')
  -t, --tag-name       Override release tag name (defaults to version number)
  -h, --help           Show this help
EOF
    elif [ "build" == "$cmd" ]; then
        cat << EOF

Build and package binary release from sources

Options:
  -v, --version           Release version number or name (required)
  -a, --app-name          Application name (default: '${APP_NAME}')
  -s, --source-dir        Source directory (default: '${SRC_DIR}')
  -o, --output-dir        Output directory where to build the release
                          (default: '${OUTPUT_DIR}')
  -t, --tag-name          Release tag to check out (defaults to version number)
  -b, --build             Build sources after exporting release
  -d, --docker-image      Use the specified Docker image to compile the application.
                          The image must have all required build dependencies installed.
                          This option has no effect if --build is not set.
      --container-name    Docker container name (default: '${DOCKER_CONTAINER_NAME}')
                          The container must not exist already
      --snapcraft         Create and use docker image to build snapcraft distribution.
                          This option has no effect if --docker-image is not set.
      --appimage          Build a Linux AppImage after compilation.
                          If this option is set, --install-prefix has no effect
      --appsign           Perform platform specific App Signing before packaging
      --timestamp         Explicitly set the timestamp server to use for appsign (default: '${TIMESTAMP_SERVER}')
      --vcpkg             Specify VCPKG toolchain file (example: ~/vcpkg/scripts/buildsystems/vcpkg.cmake)
  -k, --key               Specify the App Signing Key/Identity
      --cmake-generator   Override the default CMake generator (Default: Ninja)
  -c, --cmake-options     Additional CMake options for compiling the sources
      --compiler          Compiler to use (default: '${COMPILER}')
  -m, --make-options      Make options for compiling sources (default: '${MAKE_OPTIONS}')
  -g, --generators        Additional CPack generators (default: '${CPACK_GENERATORS}')
  -i, --install-prefix    Install prefix (default: '${INSTALL_PREFIX}')
  -p, --plugins           Space-separated list of plugins to build
                          (default: ${BUILD_PLUGINS})
      --snapshot          Don't checkout the release tag
  -n, --no-source-tarball Don't build source tarball
  -h, --help              Show this help
EOF
    elif [ "gpgsign" == "$cmd" ]; then
        cat << EOF

Sign previously compiled release packages with GPG

Options:
  -f, --files        Files to sign (required)
  -k, --key          GPG key used to sign the files (default: '${GPG_KEY}')
  -h, --help         Show this help
EOF
    elif [ "appsign" == "$cmd" ]; then
        cat << EOF

Sign binaries with code signing certificates on Windows and macOS

Options:
  -f, --files        Files to sign (required)
  -k, --key, -i, --identity
                     Signing Key or Apple Developer ID (required)
      --timestamp    Explicitly set the timestamp server to use for appsign (default: '${TIMESTAMP_SERVER}')
  -u, --username     Apple username for notarization (required on macOS)
  -h, --help         Show this help
EOF
    elif [ "notarize" == "$cmd" ]; then
        cat << EOF

Submit macOS application DMG for notarization

Options:
  -f, --files        Files to notarize (required)
  -u, --username     Apple username for notarization (required)
  -c, --keychain     Apple keychain entry name storing the notarization
                     app password (default: 'AC_PASSWORD')
  -h, --help         Show this help
EOF
    elif [ "appimage" == "$cmd" ]; then
        cat << EOF

Generate Linux AppImage from 'make install' AppDir

Options:
  -a, --appdir         Input AppDir (required)
  -v, --version        KeePassXC version
  -o, --output-dir     Output directory where to build the AppImage
                       (default: '${OUTPUT_DIR}')
  -d, --docker-image   Use the specified Docker image to build the AppImage.
                       The image must have all required build dependencies installed.
      --container-name Docker container name (default: '${DOCKER_CONTAINER_NAME}')
                       The container must not exist already
      --appsign        Embed a PGP signature into the AppImage
  -k, --key            The PGP Signing Key
      --verbosity      linuxdeploy verbosity (default: 3)
  -h, --help           Show this help
EOF
    elif [ "i18n" == "$cmd" ]; then
        cat << EOF

Update translation files and pull from or push to Transifex

Subcommands:
  tx-push      Push source translation file to Transifex
  tx-pull      Pull updated translations from Transifex
  lupdate      Update source translation file from C++ sources
EOF
    fi
}

logInfo() {
    printf "\e[1m[ \e[34mINFO\e[39m ]\e[0m $1\n"
}

logWarn() {
    printf "\e[1m[ \e[33mWARNING\e[39m ]\e[0m $1\n"
}

logError() {
    printf "\e[1m[ \e[31mERROR\e[39m ]\e[0m $1\n" >&2
}

init() {
    if [ -z "$RELEASE_NAME" ]; then
        logError "Missing arguments, --version is required!\n"
        printUsage "check"
        exit 1
    fi

    if [ -z "$TAG_NAME" ]; then
        TAG_NAME="$RELEASE_NAME"
    fi

    if [ -z "$SOURCE_BRANCH" ]; then
        SOURCE_BRANCH="release/${RELEASE_NAME}"
    fi

    ORIG_CWD="$(pwd)"
    SRC_DIR="$(realpath "$SRC_DIR")"
    cd "$SRC_DIR" > /dev/null 2>&1
    ORIG_BRANCH="$(git rev-parse --abbrev-ref HEAD 2> /dev/null)"
    cd "$ORIG_CWD"
}

cleanup() {
    logInfo "Checking out original branch..."
    if [ "" != "$ORIG_BRANCH" ]; then
        git checkout "$ORIG_BRANCH" > /dev/null 2>&1
    fi
    logInfo "Leaving source directory..."
    cd "$ORIG_CWD"
}

exitError() {
    cleanup
    logError "$1"
    exit 1
}

cmdExists() {
    command -v "$1" &> /dev/null
}

checkSourceDirExists() {
    if [ ! -d "$SRC_DIR" ]; then
        exitError "Source directory '${SRC_DIR}' does not exist!"
    fi
}

checkOutputDirDoesNotExist() {
    if [ -e "$OUTPUT_DIR" ]; then
        exitError "Output directory '$OUTPUT_DIR' already exists. Please choose a different location!"
    fi
}

checkGitRepository() {
    if [ ! -d .git ] || [ ! -f CHANGELOG.md ]; then
        exitError "Source directory is not a valid Git repository!"
    fi
}

checkReleaseDoesNotExist() {
    if [ $(git tag -l $TAG_NAME) ]; then
        exitError "Release '$RELEASE_NAME' (tag: '$TAG_NAME') already exists!"
    fi
}

checkWorkingTreeClean() {
    if ! git diff-index --quiet HEAD --; then
        exitError "Current working tree is not clean! Please commit or unstage any changes."
    fi
}

checkSourceBranchExists() {
    if ! git rev-parse "$SOURCE_BRANCH" > /dev/null 2>&1; then
        exitError "Source branch '$SOURCE_BRANCH' does not exist!"
    fi
}

checkVersionInCMake() {
    local app_name_upper="$(echo "$APP_NAME" | tr '[:lower:]' '[:upper:]')"
    local major_num="$(echo ${RELEASE_NAME} | cut -f1 -d.)"
    local minor_num="$(echo ${RELEASE_NAME} | cut -f2 -d.)"
    local patch_num="$(echo ${RELEASE_NAME} | cut -f3 -d. | cut -f1 -d-)"

    if ! grep -q "${app_name_upper}_VERSION_MAJOR \"${major_num}\"" CMakeLists.txt; then
        exitError "${app_name_upper}_VERSION_MAJOR not updated to '${major_num}' in CMakeLists.txt!"
    fi

    if ! grep -q "${app_name_upper}_VERSION_MINOR \"${minor_num}\"" CMakeLists.txt; then
        exitError "${app_name_upper}_VERSION_MINOR not updated to '${minor_num}' in CMakeLists.txt!"
    fi

    if ! grep -q "${app_name_upper}_VERSION_PATCH \"${patch_num}\"" CMakeLists.txt; then
        exitError "${app_name_upper}_VERSION_PATCH not updated to '${patch_num}' in CMakeLists.txt!"
    fi
}

checkChangeLog() {
    if [ ! -f CHANGELOG.md ]; then
        exitError "No CHANGELOG file found!"
    fi

    if ! grep -qEzo "## ${RELEASE_NAME} \([0-9]{4}-[0-9]{2}-[0-9]{2}\)" CHANGELOG.md; then
        exitError "'CHANGELOG.md' has not been updated to the '${RELEASE_NAME}' release!"
    fi
}

checkAppStreamInfo() {
    if [ ! -f share/linux/org.keepassxc.KeePassXC.appdata.xml ]; then
        exitError "No AppStream info file found!"
    fi

    if ! grep -qEzo "<release version=\"${RELEASE_NAME}\" date=\"[0-9]{4}-[0-9]{2}-[0-9]{2}\">" share/linux/org.keepassxc.KeePassXC.appdata.xml; then
        exitError "'share/linux/org.keepassxc.KeePassXC.appdata.xml' has not been updated to the '${RELEASE_NAME}' release!"
    fi
}

checkTransifexCommandExists() {
    if ! cmdExists tx; then
        exitError "Transifex tool 'tx' not installed! Please install it using 'pip install transifex-client'."
    fi
}

checkSigntoolCommandExists() {
    if ! cmdExists signtool; then
        exitError "signtool command not found on the PATH! Add the Windows SDK binary folder to your PATH."
    fi
}

checkXcodeSetup() {
    if ! cmdExists xcrun; then
        exitError "xcrun command not found on the PATH! Please check that you have correctly installed Xcode."
    fi
    if ! xcrun -f codesign > /dev/null 2>&1; then
        exitError "codesign command not found. You may need to run 'sudo xcode-select -r' to set up Xcode."
    fi
    if ! xcrun -f altool > /dev/null 2>&1; then
        exitError "altool command not found. You may need to run 'sudo xcode-select -r' to set up Xcode."
    fi
    if ! xcrun -f stapler > /dev/null 2>&1; then
        exitError "stapler command not found. You may need to run 'sudo xcode-select -r' to set up Xcode."
    fi
}

checkQt5LUpdateExists() {
    if cmdExists lupdate && ! $(lupdate -version | grep -q "lupdate version 5\."); then
        if ! cmdExists lupdate-qt5; then
            exitError "Qt Linguist tool (lupdate-qt5) is not installed! Please install using 'apt install qttools5-dev-tools'"
        fi
    fi
}

performChecks() {
    logInfo "Performing basic checks..."

    checkSourceDirExists

    logInfo "Changing to source directory..."
    cd "${SRC_DIR}"

    logInfo "Validating toolset and repository..."

    checkTransifexCommandExists
    checkQt5LUpdateExists
    checkGitRepository
    checkReleaseDoesNotExist
    checkWorkingTreeClean
    checkSourceBranchExists

    logInfo "Checking out '${SOURCE_BRANCH}'..."
    git checkout "$SOURCE_BRANCH" > /dev/null 2>&1

    logInfo "Attempting to find '${RELEASE_NAME}' in various files..."

    checkVersionInCMake
    checkChangeLog
    checkAppStreamInfo

    logInfo "\e[1m\e[32mAll checks passed!\e[0m"
}

# re-implement realpath for OS X (thanks mschrag)
# https://superuser.com/questions/205127/
if ! cmdExists realpath; then
    realpath() {
        pushd . > /dev/null
        if [ -d "$1" ]; then
            cd "$1"
            dirs -l +0
        else
            cd "$(dirname "$1")"
            cur_dir=$(dirs -l +0)

            if [ "$cur_dir" == "/" ]; then
                echo "$cur_dir$(basename "$1")"
            else
                echo "$cur_dir/$(basename "$1")"
            fi
        fi
        popd > /dev/null
    }
fi


trap 'exitError "Exited upon user request."' SIGINT SIGTERM
trap 'exitError "Error occurred!"' ERR


# -----------------------------------------------------------------------
#                             check command
# -----------------------------------------------------------------------
check() {
    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -v|--version)
                RELEASE_NAME="$2"
                shift ;;
        esac
        shift
    done

    init

    performChecks

    cleanup

    logInfo "Congrats! You can successfully merge, build, and sign KeepassXC."
}

# -----------------------------------------------------------------------
#                             merge command
# -----------------------------------------------------------------------
merge() {
    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -v|--version)
                RELEASE_NAME="$2"
                shift ;;

            -a|--app-name)
                APP_NAME="$2"
                shift ;;

            -s|--source-dir)
                SRC_DIR="$2"
                shift ;;

            -k|--key|-g|--gpg-key)
                GPG_GIT_KEY="$2"
                shift ;;

            --timestamp)
                TIMESTAMP_SERVER="$2"
                shift ;;

            -r|--release-branch)
                SOURCE_BRANCH="$2"
                shift ;;

            -t|--tag-name)
                TAG_NAME="$2"
                shift ;;

            -h|--help)
                printUsage "merge"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "merge"
                exit 1 ;;
        esac
        shift
    done

    init

    performChecks

    # Update translations
    i18n lupdate
    i18n tx-pull

    if [ 0 -ne $? ]; then
        exitError "Updating translations failed!"
    fi
    if ! git diff-index --quiet HEAD --; then
        git add -A ./share/translations/
        logInfo "Committing changes..."
        if [ -z "$GPG_GIT_KEY" ]; then
            git commit -m "Update translations"
        else
            git commit -m "Update translations" -S"$GPG_GIT_KEY"
        fi
    fi

    local flags="-Pzo"
    if [ -n "$OS_MACOS" ]; then
        flags="-Ezo"
    fi
    CHANGELOG=$(grep ${flags} "## ${RELEASE_NAME} \([0-9]{4}-[0-9]{2}-[0-9]{2}\)\n\n(.|\n)+?\n\n## " CHANGELOG.md \
                | tail -n+3 | sed '$d' | sed 's/^### //')
    COMMIT_MSG="Release ${RELEASE_NAME}"

    logInfo "Creating tag '${TAG_NAME}'..."
    if [ -z  "$GPG_GIT_KEY" ]; then
        git tag -a "$TAG_NAME" -m "$COMMIT_MSG" -m "${CHANGELOG}" -s
    else
        git tag -a "$TAG_NAME" -m "$COMMIT_MSG" -m "${CHANGELOG}" -s -u "$GPG_GIT_KEY"
    fi

    logInfo "Advancing 'latest' tag..."
    if [ -z  "$GPG_GIT_KEY" ]; then
        git tag -sf -a "latest" -m "Latest stable release"
    else
        git tag -sf -u "$GPG_GIT_KEY" -a "latest" -m "Latest stable release"
    fi

    cleanup

    logInfo "All done!"
    logInfo "Don't forget to push the tags using \e[1mgit push --tags\e[0m."
}

# -----------------------------------------------------------------------
#                         appimage command
# -----------------------------------------------------------------------
appimage() {
    local appdir
    local build_appsign=false
    local build_key
    local verbosity="1"

    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -v|--version)
                RELEASE_NAME="$2"
                shift ;;

            -a|--appdir)
                appdir="$2"
                shift ;;

            -o|--output-dir)
                OUTPUT_DIR="$2"
                shift ;;

            -d|--docker-image)
                DOCKER_IMAGE="$2"
                shift ;;

            --container-name)
                DOCKER_CONTAINER_NAME="$2"
                shift ;;

            --appsign)
                build_appsign=true ;;

            --verbosity)
                verbosity=$2
                shift ;;

            -k|--key)
                build_key="$2"
                shift ;;

            -h|--help)
                printUsage "appimage"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "appimage"
                exit 1 ;;
        esac
        shift
    done

    if [ -z "${appdir}" ]; then
        logError "Missing arguments, --appdir is required!\n"
        printUsage "appimage"
        exit 1
    fi

    if [ ! -d "${appdir}" ]; then
        exitError "AppDir does not exist, please create one with 'make install'!"
    elif [ -e "${appdir}/AppRun" ]; then
        exitError "AppDir has already been run through linuxdeploy, please create a fresh AppDir with 'make install'."
    fi

    appdir="$(realpath "$appdir")"

    local out="${OUTPUT_DIR}"
    if [ -z "$out" ]; then
        out="."
    fi
    mkdir -p "$out"
    local out_real="$(realpath "$out")"
    cd "$out"

    local linuxdeploy="linuxdeploy"
    local linuxdeploy_cleanup
    local linuxdeploy_plugin_qt="linuxdeploy-plugin-qt"
    local linuxdeploy_plugin_qt_cleanup
    local appimagetool="appimagetool"
    local appimagetool_cleanup

    logInfo "Testing for AppImage tools..."
    local docker_test_cmd
    if [ "" != "$DOCKER_IMAGE" ]; then
        docker_test_cmd="docker run -it --user $(id -u):$(id -g) --rm ${DOCKER_IMAGE}"
    fi

    # Test if linuxdeploy and linuxdeploy-plugin-qt are installed
    # on the system or inside the Docker container
    if ! ${docker_test_cmd} which ${linuxdeploy} > /dev/null; then
        logInfo "Downloading linuxdeploy..."
        linuxdeploy="./linuxdeploy"
        linuxdeploy_cleanup="rm -f ${linuxdeploy}"
        if ! curl -Lf "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage" > "$linuxdeploy"; then
            exitError "linuxdeploy download failed."
        fi
        chmod +x "$linuxdeploy"
    fi
    if ! ${docker_test_cmd} which ${linuxdeploy_plugin_qt} > /dev/null; then
        logInfo "Downloading linuxdeploy-plugin-qt..."
        linuxdeploy_plugin_qt="./linuxdeploy-plugin-qt"
        linuxdeploy_plugin_qt_cleanup="rm -f ${linuxdeploy_plugin_qt}"
        if ! curl -Lf "https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage" > "$linuxdeploy_plugin_qt"; then
            exitError "linuxdeploy-plugin-qt download failed."
        fi
        chmod +x "$linuxdeploy_plugin_qt"
    fi

    # appimagetool is always run outside a Docker container, so we can access our GPG keys
    if ! cmdExists ${appimagetool}; then
        logInfo "Downloading appimagetool..."
        appimagetool="./appimagetool"
        appimagetool_cleanup="rm -f ${appimagetool}"
        if ! curl -Lf "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage" > "$appimagetool"; then
            exitError "appimagetool download failed."
        fi
        chmod +x "$appimagetool"
    fi

    # Create custom AppRun wrapper
    cat << 'EOF' > "${out_real}/KeePassXC-AppRun"
#!/usr/bin/env bash

export PATH="$(dirname $0)/usr/bin:${PATH}"
export LD_LIBRARY_PATH="$(dirname $0)/usr/lib:${LD_LIBRARY_PATH}"

if [ "$1" == "cli" ]; then
    shift
    exec keepassxc-cli "$@"
elif [ "$1" == "proxy" ]; then
    shift
    exec keepassxc-proxy "$@"
elif [ -v CHROME_WRAPPER ] || [ -v MOZ_LAUNCHED_CHILD ]; then
    exec keepassxc-proxy "$@"
else
    exec keepassxc "$@"
fi
EOF
    chmod +x "${out_real}/KeePassXC-AppRun"

    # Find .desktop files, icons, and binaries to deploy
    local desktop_file="$(find "$appdir" -name "org.keepassxc.KeePassXC.desktop" | head -n1)"
    local icon="$(find "$appdir" -path '*/application/256x256/apps/keepassxc.png' | head -n1)"
    local executables="$(find "$appdir" -type f -executable -path '*/bin/keepassxc*' -print0 | xargs -0 -i printf " --executable={}")"

    logInfo "Collecting libs and patching binaries..."
    if [ -z "$DOCKER_IMAGE" ]; then
        "$linuxdeploy" --verbosity=${verbosity} --plugin=qt --appdir="$appdir" --desktop-file="$desktop_file" \
        --custom-apprun="${out_real}/KeePassXC-AppRun" --icon-file="$icon" ${executables}
    else
        docker run --name "$DOCKER_CONTAINER_NAME" --rm \
            --cap-add SYS_ADMIN --security-opt apparmor:unconfined --device /dev/fuse -it \
            -v "${out_real}:${out_real}:rw" \
            -v "${appdir}:${appdir}:rw" \
            -w "$out_real" \
            --user $(id -u):$(id -g) \
            "$DOCKER_IMAGE" \
            bash -c "${linuxdeploy} --verbosity=${verbosity} --plugin=qt \
            --appdir='${appdir}' --custom-apprun='${out_real}/KeePassXC-AppRun' \
            --desktop-file='${desktop_file}' --icon-file='${icon}' ${executables}"
    fi

    if [ $? -ne 0 ]; then
        exitError "AppDir deployment failed."
    fi

    logInfo "Creating AppImage..."
    local appsign_flag=""
    local appsign_key_flag=""
    if ${build_appsign}; then
        appsign_flag="--sign"
        appsign_key_flag="--sign-key ${build_key}"
    fi
    local appimage_name="KeePassXC-x86_64.AppImage"
    if [ "" != "$RELEASE_NAME" ]; then
        appimage_name="KeePassXC-${RELEASE_NAME}-x86_64.AppImage"
        echo "X-AppImage-Version=${RELEASE_NAME}" >> "$desktop_file"
    fi

    # Run appimagetool to package (and possibly sign) AppImage
    # --no-appstream is required, since it may crash on newer systems
    # see: https://github.com/AppImage/AppImageKit/issues/856
    if ! "$appimagetool" --updateinformation "gh-releases-zsync|keepassxreboot|keepassxc|latest|KeePassXC-*-x86_64.AppImage.zsync" \
        ${appsign_flag} ${appsign_key_flag} --no-appstream "$appdir" "${out_real}/${appimage_name}"; then
        exitError "AppImage creation failed."
    fi

    logInfo "Cleaning up temporary files..."
    ${linuxdeploy_cleanup}
    ${linuxdeploy_plugin_qt_cleanup}
    ${appimagetool_cleanup}
    rm -f "${out_real}/KeePassXC-AppRun"
}

# -----------------------------------------------------------------------
#                             build command
# -----------------------------------------------------------------------
build() {
    local build_source_tarball=true
    local build_snapshot=false
    local build_snapcraft=false
    local build_appimage=false
    local build_generators=""
    local build_appsign=false
    local build_key=""
    local build_vcpkg=""

    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -v|--version)
                RELEASE_NAME="$2"
                shift ;;

            -a|--app-name)
                APP_NAME="$2"
                shift ;;

            -s|--source-dir)
                SRC_DIR="$2"
                shift ;;

            -o|--output-dir)
                OUTPUT_DIR="$2"
                shift ;;

            -t|--tag-name)
                TAG_NAME="$2"
                shift ;;

            -d|--docker-image)
                DOCKER_IMAGE="$2"
                shift ;;

            --container-name)
                DOCKER_CONTAINER_NAME="$2"
                shift ;;

            --appsign)
                build_appsign=true ;;

            --timestamp)
                TIMESTAMP_SERVER="$2"
                shift ;;

            -k|--key)
                build_key="$2"
                shift ;;

            --snapcraft)
                build_snapcraft=true ;;

            --appimage)
                build_appimage=true ;;

            --cmake-generator)
                CMAKE_GENERATOR="$2"
                shift ;;

            -c|--cmake-options)
                CMAKE_OPTIONS="$2"
                shift ;;

            --compiler)
                COMPILER="$2"
                shift ;;

            --vcpkg)
                build_vcpkg="$2"
                shift ;;

            -m|--make-options)
                MAKE_OPTIONS="$2"
                shift ;;

            -g|--generators)
                build_generators="$2"
                shift ;;

            -i|--install-prefix)
                INSTALL_PREFIX="$2"
                shift ;;

            -p|--plugins)
                BUILD_PLUGINS="$2"
                shift ;;

            -n|--no-source-tarball)
                build_source_tarball=false ;;

            --snapshot)
                build_snapshot=true ;;

            -h|--help)
                printUsage "build"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "build"
                exit 1 ;;
        esac
        shift
    done

    init

    # Resolve appsign key to absolute path if under Windows
    if [[ "${build_key}" && -n "$OS_WINDOWS" ]]; then
        build_key="$(realpath "${build_key}")"
    fi

    if [[ -f ${build_vcpkg} ]]; then
        CMAKE_OPTIONS="${CMAKE_OPTIONS} -DCMAKE_TOOLCHAIN_FILE=${build_vcpkg} -DX_VCPKG_APPLOCAL_DEPS_INSTALL=ON"
    fi

    if ${build_snapshot}; then
        TAG_NAME="HEAD"
        local branch=`git rev-parse --abbrev-ref HEAD`
        logInfo "Using current branch ${branch} to build..."
        RELEASE_NAME="${RELEASE_NAME}-snapshot"
        CMAKE_OPTIONS="${CMAKE_OPTIONS} -DKEEPASSXC_BUILD_TYPE=Snapshot -DOVERRIDE_VERSION=${RELEASE_NAME}"
    else
        checkWorkingTreeClean
        if echo "$TAG_NAME" | grep -qE '\-(alpha|beta)[0-9]+$'; then
            CMAKE_OPTIONS="${CMAKE_OPTIONS} -DKEEPASSXC_BUILD_TYPE=PreRelease"
            logInfo "Checking out pre-release tag '${TAG_NAME}'..."
        else
            CMAKE_OPTIONS="${CMAKE_OPTIONS} -DKEEPASSXC_BUILD_TYPE=Release"
            logInfo "Checking out release tag '${TAG_NAME}'..."
        fi

        if ! git checkout "$TAG_NAME" > /dev/null 2>&1; then
            exitError "Failed to check out target branch."
        fi
    fi

    OUTPUT_DIR="$(realpath "$OUTPUT_DIR")"
    if  ! ${build_snapshot} && [ -d "$OUTPUT_DIR" ]; then
        exitError "Output dir '${OUTPUT_DIR}' already exists."
    fi

    logInfo "Creating output directory..."
    if ! mkdir -p "$OUTPUT_DIR"; then
        exitError "Failed to create output directory!"
    fi

    if ${build_source_tarball}; then
        logInfo "Creating source tarball..."
        local app_name_lower="$(echo "$APP_NAME" | tr '[:upper:]' '[:lower:]')"
        local prefix="${app_name_lower}-${RELEASE_NAME}"
        local tarball_name="${prefix}-src.tar"

        git archive --format=tar "$TAG_NAME" --prefix="${prefix}/" --output="${OUTPUT_DIR}/${tarball_name}"

        # add .version and .gitrev files to tarball
        mkdir "${prefix}"
        echo -n ${RELEASE_NAME} > "${prefix}/.version"
        echo -n `git rev-parse --short=7 HEAD` > "${prefix}/.gitrev"
        tar --append --file="${OUTPUT_DIR}/${tarball_name}" "${prefix}/.version" "${prefix}/.gitrev"
        rm "${prefix}/.version" "${prefix}/.gitrev"
        rmdir "${prefix}" 2> /dev/null

        local xz="xz"
        if ! cmdExists xz; then
            logWarn "xz not installed. Falling back to bz2..."
            xz="bzip2"
        fi
        $xz -6 -f "${OUTPUT_DIR}/${tarball_name}"
    fi

    logInfo "Creating build directory..."
    mkdir -p "${OUTPUT_DIR}/build-release"
    cd "${OUTPUT_DIR}/build-release"

    logInfo "Configuring sources..."
    for p in ${BUILD_PLUGINS}; do
        CMAKE_OPTIONS="${CMAKE_OPTIONS} -DWITH_XC_$(echo $p | tr '[:lower:]' '[:upper:]')=On"
    done
    if [ -n "$OS_LINUX" ] && ${build_appimage}; then
        CMAKE_OPTIONS="${CMAKE_OPTIONS} -DKEEPASSXC_DIST_TYPE=AppImage"
        # linuxdeploy requires /usr as install prefix
        INSTALL_PREFIX="/usr"
    fi
    # Do not build tests cases
    CMAKE_OPTIONS="${CMAKE_OPTIONS} -DWITH_TESTS=OFF"

    if [ "$COMPILER" == "g++" ]; then
        export CC=gcc
    elif [ "$COMPILER" == "clang++" ]; then
        export CC=clang
    else
        export CC="$COMPILER"
    fi
    export CXX="$COMPILER"

    if [ -z "$DOCKER_IMAGE" ]; then
        if [ -n "$OS_MACOS" ]; then
            # Building on macOS
            export MACOSX_DEPLOYMENT_TARGET

            logInfo "Configuring build..."
            cmake -G "${CMAKE_GENERATOR}" -DCMAKE_BUILD_TYPE=Release -DCMAKE_OSX_ARCHITECTURES="$(uname -m)" \
            -DCMAKE_INSTALL_PREFIX="${INSTALL_PREFIX}" ${CMAKE_OPTIONS} "$SRC_DIR"

            logInfo "Compiling and packaging sources..."
            cmake --build . -- ${MAKE_OPTIONS}
            cpack -G "DragNDrop"

            # Appsign the executables if desired
            if ${build_appsign}; then
                logInfo "Signing executable files"
                appsign "-f" "./${APP_NAME}-${RELEASE_NAME}.dmg" "-k" "${build_key}"
            fi

            mv "./${APP_NAME}-${RELEASE_NAME}.dmg" "../${APP_NAME}-${RELEASE_NAME}-$(uname -m).dmg"
        elif [ -n "$OS_WINDOWS" ]; then
            # Building on Windows with Msys2
            logInfo "Configuring build..."
            cmake -DCMAKE_BUILD_TYPE=Release -G "${CMAKE_GENERATOR}" -DCMAKE_INSTALL_PREFIX="${INSTALL_PREFIX}" \
                ${CMAKE_OPTIONS} "$SRC_DIR"

            logInfo "Compiling and packaging sources..."
            cmake --build . --config "Release" -- ${MAKE_OPTIONS}

            # Appsign the executables if desired
            if ${build_appsign} && [ -f "${build_key}" ]; then
                logInfo "Signing executable files"
                appsign "-f" $(find src | grep -Ei 'keepassxc.*(\.exe|\.dll)$') "-k" "${build_key}"
            fi

            # Call cpack directly instead of calling make package.
            # This is important because we want to build the MSI when making a
            # release.
            cpack -G "${CPACK_GENERATORS};${build_generators}"

            mv "${APP_NAME}-"*.* ../
        else
            mkdir -p "${OUTPUT_DIR}/KeePassXC.AppDir"

            # Building on Linux without Docker container
            logInfo "Configuring build..."
            cmake -DCMAKE_BUILD_TYPE=Release ${CMAKE_OPTIONS} \
                -DCMAKE_INSTALL_PREFIX="${INSTALL_PREFIX}" "$SRC_DIR"

            logInfo "Compiling sources..."
            make ${MAKE_OPTIONS}

            logInfo "Installing to bin dir..."
            make DESTDIR="${OUTPUT_DIR}/KeePassXC.AppDir" install/strip
        fi
    else
        if ${build_snapcraft}; then
            logInfo "Building snapcraft docker image..."

            sudo docker image build -t "$DOCKER_IMAGE" "$(realpath "$SRC_DIR")/ci/snapcraft"

            logInfo "Launching Docker contain to compile snapcraft..."

            sudo docker run --name "$DOCKER_CONTAINER_NAME" --rm -it --user $(id -u):$(id -g) \
                -v "$(realpath "$SRC_DIR"):/keepassxc" -w "/keepassxc" \
                "$DOCKER_IMAGE" snapcraft
        else
            mkdir -p "${OUTPUT_DIR}/KeePassXC.AppDir"

            logInfo "Launching Docker container to compile sources..."

            docker run --name "$DOCKER_CONTAINER_NAME" --rm \
                --cap-add SYS_ADMIN --security-opt apparmor:unconfined --device /dev/fuse \
                --user $(id -u):$(id -g) \
                -e "CC=${CC}" -e "CXX=${CXX}" -it  \
                -v "$(realpath "$SRC_DIR"):/keepassxc/src:ro" \
                -v "$(realpath "$OUTPUT_DIR"):/keepassxc/out:rw" \
                "$DOCKER_IMAGE" \
                bash -c "cd /keepassxc/out/build-release && \
                    cmake -DCMAKE_BUILD_TYPE=Release ${CMAKE_OPTIONS} \
                        -DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} /keepassxc/src && \
                    make ${MAKE_OPTIONS} && make DESTDIR=/keepassxc/out/KeePassXC.AppDir install/strip"
        fi

        if [ 0 -ne $? ]; then
            exitError "Docker build failed!"
        fi

        logInfo "Build finished, Docker container terminated."
    fi

    if [ -n "$OS_LINUX" ] && ${build_appimage}; then
        local appsign_flag=""
        local appsign_key_flag=""
        local docker_image_flag=""
        local docker_container_name_flag=""
        if ${build_appsign}; then
            appsign_flag="--appsign"
            appsign_key_flag="-k ${build_key}"
        fi
        if [ "" != "${DOCKER_IMAGE}" ]; then
            docker_image_flag="-d ${DOCKER_IMAGE}"
            docker_container_name_flag="--container-name ${DOCKER_CONTAINER_NAME}"
        fi
        appimage -a "${OUTPUT_DIR}/KeePassXC.AppDir" -o "${OUTPUT_DIR}" \
            ${appsign_flag} ${appsign_key_flag} ${docker_image_flag} ${docker_container_name_flag}
    fi

    cleanup

    logInfo "All done!"
}

# -----------------------------------------------------------------------
#                           gpgsign command
# -----------------------------------------------------------------------
gpgsign() {
    local sign_files=()

    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -f|--files)
                while [ "${2:0:1}" != "-" ] && [ $# -ge 2 ]; do
                    sign_files+=("$2")
                    shift
                done ;;

            -k|--key|-g|--gpg-key)
                GPG_KEY="$2"
                shift ;;

            -h|--help)
                printUsage "gpgsign"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "gpgsign"
                exit 1 ;;
        esac
        shift
    done

    if [ -z "${sign_files}" ]; then
        logError "Missing arguments, --files is required!\n"
        printUsage "gpgsign"
        exit 1
    fi

    for f in "${sign_files[@]}"; do
        if [ ! -f "$f" ]; then
            exitError "File '${f}' does not exist or is not a file!"
        fi

        logInfo "Signing file '${f}' using release key..."
        gpg --output "${f}.sig" --armor --local-user "$GPG_KEY" --detach-sig "$f"

        if [ 0 -ne $? ]; then
            exitError "Signing failed!"
        fi

        logInfo "Creating digest for file '${f}'..."
        local rp="$(realpath "$f")"
        local bname="$(basename "$f")"
        (cd "$(dirname "$rp")"; sha256sum "$bname"  > "${bname}.DIGEST")
    done

    logInfo "All done!"
}

# -----------------------------------------------------------------------
#                           appsign command
# -----------------------------------------------------------------------
appsign() {
    local sign_files=()
    local key

    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -f|--files)
                while [ "${2:0:1}" != "-" ] && [ $# -ge 2 ]; do
                    sign_files+=("$2")
                    shift
                done ;;

            -k|--key|-i|--identity)
                key="$2"
                shift ;;

            -h|--help)
                printUsage "appsign"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "appsign"
                exit 1 ;;
        esac
        shift
    done

    if [ -z "${key}" ]; then
        logError "Missing arguments, --key is required!\n"
        printUsage "appsign"
        exit 1
    fi

    if [ -z "${sign_files}" ]; then
        logError "Missing arguments, --files is required!\n"
        printUsage "appsign"
        exit 1
    fi

    for f in "${sign_files[@]}"; do
        if [ ! -e "${f}" ]; then
            exitError "File '${f}' does not exist!"
        fi
    done

    if [ -n "$OS_MACOS" ]; then
        checkXcodeSetup

        local orig_dir="$(pwd)"
        local real_src_dir="$(realpath "${SRC_DIR}")"
        for f in "${sign_files[@]}"; do
            if [[ ${f: -4} == '.dmg' ]]; then
                logInfo "Unpacking disk image '${f}'..."
                local tmp_dir="/tmp/KeePassXC_${RANDOM}"
                mkdir -p ${tmp_dir}/mnt
                if ! hdiutil attach -quiet -noautoopen -mountpoint ${tmp_dir}/mnt "${f}"; then
                    exitError "DMG mount failed!"
                fi
                cd ${tmp_dir}
                cp -a ./mnt ./app
                hdiutil detach -quiet ${tmp_dir}/mnt
                local app_dir_tmp="./app/KeePassXC.app"

                if [ ! -d "$app_dir_tmp" ]; then
                    cd "${orig_dir}"
                    exitError "Unpacking failed!"
                fi
            elif [[ ${f: -4} == '.app' ]]; then
                local app_dir_tmp="$f"
            else
                logWarn "Skipping non-app file '${f}'..."
                continue
            fi

            logInfo "Signing libraries and frameworks..."
            if ! find "$app_dir_tmp" \( -name '*.dylib' -o -name '*.so' -o -name '*.framework' \) -print0 | xargs -0 \
                xcrun codesign --sign "${key}" --verbose --force --options runtime; then
                cd "${orig_dir}"
                exitError "Signing failed!"
            fi
            logInfo "Signing executables..."
            if ! find "${app_dir_tmp}/Contents/MacOS" \( -type f -not -name KeePassXC \) -print0  | xargs -0 \
                xcrun codesign --sign "${key}" --verbose --force --options runtime; then
                cd "${orig_dir}"
                exitError "Signing failed!"
            fi
            # Sign main executable with additional entitlements
            if ! xcrun codesign --sign "${key}" --verbose --force --options runtime --entitlements \
                "${real_src_dir}/share/macosx/keepassxc.entitlements" "${app_dir_tmp}/Contents/MacOS/KeePassXC"; then
                cd "${orig_dir}"
                exitError "Signing failed!"
            fi

            if [[ ${f: -4} == '.dmg' ]]; then
                logInfo "Repacking disk image..."
                hdiutil create \
                    -volname "KeePassXC" \
                    -size $((1000 * ($(du -sk ./app | cut -f1) + 5000))) \
                    -srcfolder ./app \
                    -fs HFS+ \
                    -fsargs "-c c=64,a=16,e=16" \
                    -format UDBZ \
                    "${tmp_dir}/$(basename "${f}")"

                cd "${orig_dir}"
                cp -f "${tmp_dir}/$(basename "${f}")" "${f}"
                rm -Rf ${tmp_dir}
            fi

            logInfo "File '${f}' successfully signed."
        done

    elif [ -n "$OS_WINDOWS" ]; then
        if [[ ! -f "${key}" ]]; then
            exitError "Appsign key file was not found! (${key})"
        fi

        logInfo "Using appsign key ${key}."
        IFS=$'\n' read -s -r -p "Key password: " password
        echo

        for f in "${sign_files[@]}"; do
            ext=${f: -4}
            if [[ $ext == ".msi" || $ext == ".exe" || $ext == ".dll" ]]; then
                # Make sure we can find the signtool
                checkSigntoolCommandExists

                # osslsigncode does not succeed at signing MSI files at this time...
                logInfo "Signing file '${f}' using Microsoft signtool..."
                signtool sign -f "${key}" -p "${password}" -d "KeePassXC" -td sha256 \
                    -fd sha256 -tr "${TIMESTAMP_SERVER}" "${f}"

                if [ 0 -ne $? ]; then
                    exitError "Signing failed!"
                fi
            else
                logInfo "Skipping non-executable file '${f}'..."
            fi
        done

    else
        exitError "Unsupported platform for code signing!\n"
    fi

    logInfo "All done!"
}


# -----------------------------------------------------------------------
#                           notarize command
# -----------------------------------------------------------------------
notarize() {
    local notarize_files=()
    local ac_username
    local ac_keychain="AC_PASSWORD"

    while [ $# -ge 1 ]; do
        local arg="$1"
        case "$arg" in
            -f|--files)
                while [ "${2:0:1}" != "-" ] && [ $# -ge 2 ]; do
                    notarize_files+=("$2")
                    shift
                done ;;

            -u|--username)
                ac_username="$2"
                shift ;;

            -c|--keychain)
                ac_keychain="$2"
                shift ;;

            -h|--help)
                printUsage "notarize"
                exit ;;

            *)
                logError "Unknown option '$arg'\n"
                printUsage "notarize"
                exit 1 ;;
        esac
        shift
    done

    if [ -z "$OS_MACOS" ]; then
        exitError "Notarization is only supported on macOS!"
    fi

    if [ -z "${notarize_files}" ]; then
        logError "Missing arguments, --files is required!\n"
        printUsage "notarize"
        exit 1
    fi

    if [ -z "$ac_username" ]; then
        logError "Missing arguments, --username is required!"
        printUsage "notarize"
        exit 1
    fi

    for f in "${notarize_files[@]}"; do
        if [[ ${f: -4} != '.dmg' ]]; then
            logWarn "Skipping non-DMG file '${f}'..."
            continue
        fi

        logInfo "Submitting disk image '${f}' for notarization..."
        local status
        status="$(xcrun altool --notarize-app \
            --primary-bundle-id "org.keepassxc.keepassxc" \
            --username "${ac_username}" \
            --password "@keychain:${ac_keychain}" \
            --file "${f}")"

        if [ 0 -ne $? ]; then
            logError "Submission failed!"
            exitError "Error message:\n${status}"
        fi

        local ticket="$(echo "${status}" | grep -oE '[a-f0-9-]+$')"
        logInfo "Submission successful. Ticket ID: ${ticket}."

        logInfo "Waiting for notarization to finish (this may take a while)..."
        while true; do
            echo -n "."

            status="$(xcrun altool --notarization-info "${ticket}" \
                --username "${ac_username}" \
                --password "@keychain:${ac_keychain}" 2> /dev/null)"

            if echo "$status" | grep -q "Status Code: 0"; then
                logInfo "\nNotarization successful."
                break
            elif echo "$status" | grep -q "Status Code"; then
                logError "\nNotarization failed!"
                exitError "Error message:\n${status}"
            fi

            sleep 5
        done

        logInfo "Stapling ticket to disk image..."
        xcrun stapler staple "${f}"

        if [ 0 -ne $? ]; then
            exitError "Stapling failed!"
        fi

        logInfo "Disk image successfully notarized."
    done
}


# -----------------------------------------------------------------------
#                              i18n command
# -----------------------------------------------------------------------

i18n() {
    local cmd="$1"
    if [ -z "$cmd" ]; then
        logError "No subcommand specified.\n"
        printUsage i18n
        exit 1
    elif [ "$cmd" != "tx-push" ] && [ "$cmd" != "tx-pull" ] && [ "$cmd" != "lupdate" ]; then
        logError "Unknown subcommand: '${cmd}'\n"
        printUsage i18n
        exit 1
    fi
    shift

    checkGitRepository

    if [ "$cmd" == "lupdate" ]; then
        if [ ! -d share/translations ]; then
            logError "Command must be called from repository root directory."
            exit 1
        fi

        checkQt5LUpdateExists

        logInfo "Updating source translation file..."
        LUPDATE=lupdate-qt5
        if ! command -v $LUPDATE > /dev/null; then
            LUPDATE=lupdate
        fi
        $LUPDATE -no-ui-lines -disable-heuristic similartext -locations none -no-obsolete src \
            -ts share/translations/keepassxc_en.ts $@

        return 0
    fi

    checkTransifexCommandExists

    local branch="$(git branch --show-current 2>&1)"
    local real_branch="$branch"
    if [[ "$branch" =~ ^release/ ]]; then
        logInfo "Release branch, setting language resource to master branch."
        branch="master"
    elif [ "$branch" != "develop" ] && [ "$branch" != "master" ]; then
        logError "Must be on master or develop branch!"
        exit 1
    fi
    local resource="keepassxc.share-translations-keepassxc-en-ts--${branch}"

    if [ "$cmd" == "tx-push" ]; then
        echo -e "This will push the \e[1m'en'\e[0m source file from the current branch to Transifex:\n" >&2
        echo -e "   \e[1m${real_branch}\e[0m -> \e[1m${resource}\e[0m\n" >&2
        echo -n "Continue? [y/N] " >&2
        read -r yesno
        if [ "$yesno" != "y" ] && [ "$yesno" != "Y" ]; then
            logError "Push aborted."
            exit 1
        fi

        logInfo "Pushing source translation file to Transifex..."
        tx push -s --use-git-timestamps -r "$resource" $@

    elif [ "$cmd" == "tx-pull" ]; then
        logInfo "Pulling updated translations from Transifex..."
        tx pull -af --minimum-perc=45 --parallel -r "$resource" $@
    fi
}


# -----------------------------------------------------------------------
#                       parse global command line
# -----------------------------------------------------------------------
MODE="$1"
shift || true
if [ -z "$MODE" ]; then
    logError "Missing arguments!\n"
    printUsage
    exit 1
elif [ "help" == "$MODE" ]; then
    printUsage "$1"
    exit
elif [ "check" == "$MODE" ] || [ "merge" == "$MODE" ] || [ "build" == "$MODE" ] \
    || [ "gpgsign" == "$MODE" ] || [ "appsign" == "$MODE" ]|| [ "notarize" == "$MODE" ] \
    || [ "appimage" == "$MODE" ]|| [ "i18n" == "$MODE" ]; then
    ${MODE} "$@"
else
    printUsage "$MODE"
fi
