mirror of
https://github.com/JanDeDobbeleer/oh-my-posh.git
synced 2024-11-10 04:54:03 -08:00
246 lines
6.9 KiB
Bash
Executable file
246 lines
6.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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install_dir=""
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themes_dir=""
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executable=""
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error() {
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printf "\e[31m$1\e[0m\n"
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exit 1
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}
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info() {
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printf "$1\n"
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}
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warn() {
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printf "⚠️ \e[33m$1\e[0m\n"
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}
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help() {
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# Display Help
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echo "Install script for Oh My Posh"
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echo
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echo "Syntax: install.sh [-h|d|t]"
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echo "options:"
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echo "-h Print this help."
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echo "-d Specify the installation directory. Defaults to $HOME/bin, $HOME/.local/bin or the directory where oh-my-posh is installed."
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echo "-t Specify the themes installation directory. Defaults to the oh-my-posh cache directory."
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echo
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}
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while getopts ":hd:t:" option; do
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case $option in
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h) # display Help
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help
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exit;;
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d) # Enter a name
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install_dir=${OPTARG};;
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t) # themes directory
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themes_dir=${OPTARG};;
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\?) # Invalid option
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echo "Invalid option command line option. Use -h for help."
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exit 1
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esac
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done
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SUPPORTED_TARGETS="linux-386 linux-amd64 linux-arm linux-arm64 darwin-amd64 darwin-arm64 freebsd-386 freebsd-amd64 freebsd-arm freebsd-arm64"
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validate_dependency() {
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if ! command -v $1 >/dev/null; then
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error "$1 is required to install Oh My Posh. Please install $1 and try again.\n"
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fi
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}
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validate_dependencies() {
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validate_dependency curl
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validate_dependency unzip
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validate_dependency realpath
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validate_dependency dirname
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}
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set_install_directory() {
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if [ -n "$install_dir" ]; then
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# expand directory
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install_dir="${install_dir/#\~/$HOME}"
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return 0
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fi
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# check if we have oh-my-posh installed, if so, use the executable directory
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# to install into and follow symlinks
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if command -v oh-my-posh >/dev/null; then
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posh_dir=$(command -v oh-my-posh)
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real_dir=$(realpath $posh_dir)
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install_dir=$(dirname $real_dir)
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info "Oh My Posh is already installed, updating existing installation in:"
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info " ${install_dir}"
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return 0
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fi
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# check if $HOME/bin exists and is writable
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if [ -d "$HOME/bin" ] && [ -w "$HOME/bin" ]; then
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install_dir="$HOME/bin"
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return 0
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fi
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# check if $HOME/.local/bin exists and is writable
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if ([ -d "$HOME/.local/bin" ] && [ -w "$HOME/.local/bin" ]) || mkdir -p "$HOME/.local/bin"; then
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install_dir="$HOME/.local/bin"
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return 0
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fi
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error "Cannot determine installation directory. Please specify a directory and try again: \ncurl -s https://ohmyposh.dev/install.sh | bash -s -- -d {directory}"
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}
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validate_install_directory() {
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#check if installation dir exists
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if [ ! -d "$install_dir" ]; then
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error "Directory ${install_dir} does not exist, set a different directory and try again."
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fi
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# Check if regular user has write permission
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if [ ! -w "$install_dir" ]; then
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error "Cannot write to ${install_dir}. Please check write permissions or set a different directory and try again: \ncurl -s https://ohmyposh.dev/install.sh | bash -s -- -d {directory}"
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fi
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# check if the directory is in the PATH
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good=$(
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IFS=:
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for path in $PATH; do
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if [ "${path%/}" = "${install_dir}" ]; then
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printf 1
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break
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fi
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done
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)
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if [ "${good}" != "1" ]; then
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warn "Installation directory ${install_dir} is not in your \$PATH, add it using \nexport PATH=\$PATH:${install_dir}"
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fi
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}
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validate_themes_directory() {
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# Validate if the themes directory exists
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if ! mkdir -p "$themes_dir" > /dev/null 2>&1; then
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error "Cannot write to ${themes_dir}. Please check write permissions or set a different directory and try again: \ncurl -s https://ohmyposh.dev/install.sh | bash -s -- -t {directory}"
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fi
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#check user write permission
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if [ ! -w "$themes_dir" ]; then
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error "Cannot write to ${themes_dir}. Please check write permissions or set a different directory and try again: \ncurl -s https://ohmyposh.dev/install.sh | bash -s -- -t {directory}"
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fi
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}
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install_themes() {
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if [ -n "$themes_dir" ]; then
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# expand directory
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themes_dir="${themes_dir/#\~/$HOME}"
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fi
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cache_dir=$($executable cache path)
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# validate if the user set the path to the themes directory
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if [ -z "$themes_dir" ]; then
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themes_dir="${cache_dir}/themes"
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fi
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validate_themes_directory
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info "🎨 Installing oh-my-posh themes in ${themes_dir}\n"
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zip_file="${cache_dir}/themes.zip"
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url="https://github.com/JanDeDobbeleer/oh-my-posh/releases/latest/download/themes.zip"
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http_response=$(curl -s -f -L $url -o $zip_file -w "%{http_code}")
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if [ $http_response = "200" ] && [ -f $zip_file ]; then
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unzip -o -q $zip_file -d $themes_dir
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# make sure the files are readable and writable for all users
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chmod a+rwX ${themes_dir}/*.omp.*
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rm $zip_file
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else
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warn "Unable to download themes at ${url}\nPlease validate your curl, connection and/or proxy settings"
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fi
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}
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install() {
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arch=$(detect_arch)
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platform=$(detect_platform)
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target="${platform}-${arch}"
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good=$(
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IFS=" "
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for t in $SUPPORTED_TARGETS; do
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if [ "${t}" = "${target}" ]; then
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printf 1
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break
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fi
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done
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)
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if [ "${good}" != "1" ]; then
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error "${arch} builds for ${platform} are not available for Oh My Posh"
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fi
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info "\nℹ️ Installing oh-my-posh for ${target} in ${install_dir}"
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executable=${install_dir}/oh-my-posh
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url=https://github.com/JanDeDobbeleer/oh-my-posh/releases/latest/download/posh-${target}
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info "⬇️ Downloading oh-my-posh from ${url}"
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http_response=$(curl -s -f -L $url -o $executable -w "%{http_code}")
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if [ $http_response != "200" ] || [ ! -f $executable ]; then
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error "Unable to download executable at ${url}\nPlease validate your curl, connection and/or proxy settings"
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fi
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chmod +x $executable
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install_themes
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info "🚀 Installation complete.\n\nYou can follow the instructions at https://ohmyposh.dev/docs/installation/prompt"
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info "to setup your shell to use oh-my-posh."
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if [ $http_response = "200" ]; then
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info "\nIf you want to use a built-in theme, you can find them in the ${themes_dir} directory:"
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info " oh-my-posh init {shell} --config ${themes_dir}/{theme}.omp.json\n"
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fi
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}
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detect_arch() {
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arch="$(uname -m | tr '[:upper:]' '[:lower:]')"
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case "${arch}" in
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x86_64) arch="amd64" ;;
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armv*) arch="arm" ;;
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arm64) arch="arm64" ;;
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aarch64) arch="arm64" ;;
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i686) arch="386" ;;
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esac
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if [ "${arch}" = "arm64" ] && [ "$(getconf LONG_BIT)" -eq 32 ]; then
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arch=arm
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fi
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printf '%s' "${arch}"
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}
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detect_platform() {
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platform="$(uname -s | awk '{print tolower($0)}')"
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case "${platform}" in
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linux) platform="linux" ;;
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darwin) platform="darwin" ;;
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esac
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printf '%s' "${platform}"
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}
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validate_dependencies
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set_install_directory
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validate_install_directory
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install
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