mirror of
https://github.com/vinceliuice/grub2-themes.git
synced 2024-11-05 12:36:13 +01:00
2824010b86
Added section headers and made some rearrangements to improve readability. Removed discouraged '$?' usage. Added install_program function.
608 lines
20 KiB
Bash
Executable File
608 lines
20 KiB
Bash
Executable File
#! /usr/bin/env bash
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# Exit Immediately if a command fails
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set -o errexit
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#
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# ──────────────────────────────────────────────────── I ──────────
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# :::::: C O L O R S : : : : : : : :
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# ──────────────────────────────────────────────────────────────
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#
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CDEF=" \033[0m" # default color
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CCIN=" \033[0;36m" # info color
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CGSC=" \033[0;32m" # success color
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CRER=" \033[0;31m" # error color
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CWAR=" \033[0;33m" # waring color
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b_CDEF=" \033[1;37m" # bold default color
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b_CCIN=" \033[1;36m" # bold info color
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b_CGSC=" \033[1;32m" # bold success color
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b_CRER=" \033[1;31m" # bold error color
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b_CWAR=" \033[1;33m" # bold warning color
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#
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# ────────────────────────────────────────────────────── II ──────────
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# :::::: G L O B A L S : : : : : : : :
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# ────────────────────────────────────────────────────────────────
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#
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[ GLOBAL::CONF ]
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{
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readonly ROOT_UID=0
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readonly Project_Name="GRUB2::THEMES"
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readonly MAX_DELAY=20 # max delay for user to enter root password
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tui_root_login=
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THEME_DIR="/usr/share/grub/themes"
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REO_DIR="$(cd $(dirname $0) && pwd)"
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}
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THEME_VARIANTS=('tela' 'vimix' 'stylish' 'whitesur')
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ICON_VARIANTS=('color' 'white' 'whitesur')
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SCREEN_VARIANTS=('1080p' '2k' '4k' 'ultrawide' 'ultrawide2k')
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#
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# ────────────────────────────────────────────────────────── III ──────────
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# :::::: F U N C T I O N S : : : : : : : :
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# ────────────────────────────────────────────────────────────────────
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#
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# echo like ... with flag type and display message colors
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prompt () {
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case ${1} in
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"-s"|"--success")
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echo -e "${b_CGSC}${@/-s/}${CDEF}";; # print success message
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"-e"|"--error")
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echo -e "${b_CRER}${@/-e/}${CDEF}";; # print error message
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"-w"|"--warning")
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echo -e "${b_CWAR}${@/-w/}${CDEF}";; # print warning message
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"-i"|"--info")
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echo -e "${b_CCIN}${@/-i/}${CDEF}";; # print info message
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*)
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echo -e "$@"
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;;
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esac
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}
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# Check command availability
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function has_command() {
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command -v $1 &> /dev/null #with "&>", all output will be redirected.
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}
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usage() {
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printf "%s\n" "Usage: ${0##*/} [OPTIONS...]"
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printf "\n%s\n" "OPTIONS:"
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printf " %-25s%s\n" "-b, --boot" "install grub theme into /boot/grub/themes"
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printf " %-25s%s\n" "-t, --theme" "theme variant(s) [tela|vimix|stylish|whitesur] (default is tela)"
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printf " %-25s%s\n" "-i, --icon" "icon variant(s) [color|white|whitesur] (default is color)"
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printf " %-25s%s\n" "-s, --screen" "screen display variant(s) [1080p|2k|4k|ultrawide|ultrawide2k] (default is 1080p)"
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printf " %-25s%s\n" "-r, --remove" "Remove theme (must add theme name option)"
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printf " %-25s%s\n" "-h, --help" "Show this help"
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}
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install() {
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local theme=${1}
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local icon=${2}
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local screen=${3}
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# Check for root access and proceed if it is present
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if [[ "$UID" -eq "$ROOT_UID" ]]; then
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clear
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# Make a themes directory if it doesn't exist
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prompt -s "\n Checking for the existence of themes directory..."
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[[ -d "${THEME_DIR}/${theme}" ]] && rm -rf "${THEME_DIR}/${theme}"
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mkdir -p "${THEME_DIR}/${theme}"
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# Copy theme
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prompt -s "\n Installing ${theme} ${icon} ${screen} theme..."
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# Don't preserve ownership because the owner will be root, and that causes the script to crash if it is ran from terminal by sudo
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cp -a --no-preserve=ownership "${REO_DIR}/common/"{*.png,*.pf2} "${THEME_DIR}/${theme}"
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cp -a --no-preserve=ownership "${REO_DIR}/config/theme-${screen}.txt" "${THEME_DIR}/${theme}/theme.txt"
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cp -a --no-preserve=ownership "${REO_DIR}/backgrounds/${screen}/background-${theme}.jpg" "${THEME_DIR}/${theme}/background.jpg"
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# Use custom background.jpg as grub background image
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if [[ -f "${REO_DIR}/background.jpg" ]]; then
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prompt -w "\n Using custom background.jpg as grub background image..."
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cp -a --no-preserve=ownership "${REO_DIR}/background.jpg" "${THEME_DIR}/${theme}/background.jpg"
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convert -auto-orient "${THEME_DIR}/${theme}/background.jpg" "${THEME_DIR}/${theme}/background.jpg"
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fi
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if [[ ${screen} == 'ultrawide' ]]; then
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-${icon}/icons-1080p" "${THEME_DIR}/${theme}/icons"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-select/select-1080p/"*.png "${THEME_DIR}/${theme}"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/info-1080p.png" "${THEME_DIR}/${theme}/info.png"
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elif [[ ${screen} == 'ultrawide2k' ]]; then
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-${icon}/icons-2k" "${THEME_DIR}/${theme}/icons"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-select/select-2k/"*.png "${THEME_DIR}/${theme}"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/info-2k.png" "${THEME_DIR}/${theme}/info.png"
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else
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-${icon}/icons-${screen}" "${THEME_DIR}/${theme}/icons"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/assets-select/select-${screen}/"*.png "${THEME_DIR}/${theme}"
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cp -a --no-preserve=ownership "${REO_DIR}/assets/info-${screen}.png" "${THEME_DIR}/${theme}/info.png"
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fi
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# Set theme
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prompt -s "\n Setting ${theme} as default..."
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# Backup grub config
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cp -an /etc/default/grub /etc/default/grub.bak
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# Fedora workaround to fix the missing unicode.pf2 file (tested on fedora 34): https://bugzilla.redhat.com/show_bug.cgi?id=1739762
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# This occurs when we add a theme on grub2 with Fedora.
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if has_command dnf; then
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if [[ -f "/boot/grub2/fonts/unicode.pf2" ]]; then
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if grep "GRUB_FONT=" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_FONT
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sed -i "s|.*GRUB_FONT=.*|GRUB_FONT=/boot/grub2/fonts/unicode.pf2|" /etc/default/grub
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else
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#Append GRUB_FONT
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echo "GRUB_FONT=/boot/grub2/fonts/unicode.pf2" >> /etc/default/grub
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fi
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elif [[ -f "/boot/efi/EFI/fedora/fonts/unicode.pf2" ]]; then
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if grep "GRUB_FONT=" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_FONT
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sed -i "s|.*GRUB_FONT=.*|GRUB_FONT=/boot/efi/EFI/fedora/fonts/unicode.pf2|" /etc/default/grub
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else
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#Append GRUB_FONT
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echo "GRUB_FONT=/boot/efi/EFI/fedora/fonts/unicode.pf2" >> /etc/default/grub
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fi
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fi
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fi
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if grep "GRUB_THEME=" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_THEME
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sed -i "s|.*GRUB_THEME=.*|GRUB_THEME=\"${THEME_DIR}/${theme}/theme.txt\"|" /etc/default/grub
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else
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#Append GRUB_THEME
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echo "GRUB_THEME=\"${THEME_DIR}/${theme}/theme.txt\"" >> /etc/default/grub
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fi
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# Make sure the right resolution for grub is set
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if [[ ${screen} == '1080p' ]]; then
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gfxmode="GRUB_GFXMODE=1920x1080,auto"
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elif [[ ${screen} == 'ultrawide' ]]; then
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gfxmode="GRUB_GFXMODE=2560x1080,auto"
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elif [[ ${screen} == '4k' ]]; then
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gfxmode="GRUB_GFXMODE=3840x2160,auto"
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elif [[ ${screen} == '2k' ]]; then
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gfxmode="GRUB_GFXMODE=2560x1440,auto"
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elif [[ ${screen} == 'ultrawide2k' ]]; then
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gfxmode="GRUB_GFXMODE=3440x1440,auto"
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fi
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if grep "GRUB_GFXMODE=" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_GFXMODE
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sed -i "s|.*GRUB_GFXMODE=.*|${gfxmode}|" /etc/default/grub
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else
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#Append GRUB_GFXMODE
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echo "${gfxmode}" >> /etc/default/grub
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fi
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if grep "GRUB_TERMINAL=console" /etc/default/grub 2>&1 >/dev/null || grep "GRUB_TERMINAL=\"console\"" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_TERMINAL
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sed -i "s|.*GRUB_TERMINAL=.*|#GRUB_TERMINAL=console|" /etc/default/grub
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fi
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if grep "GRUB_TERMINAL_OUTPUT=console" /etc/default/grub 2>&1 >/dev/null || grep "GRUB_TERMINAL_OUTPUT=\"console\"" /etc/default/grub 2>&1 >/dev/null; then
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#Replace GRUB_TERMINAL_OUTPUT
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sed -i "s|.*GRUB_TERMINAL_OUTPUT=.*|#GRUB_TERMINAL_OUTPUT=console|" /etc/default/grub
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fi
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# For Kali linux
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if [[ -f "/etc/default/grub.d/kali-themes.cfg" ]]; then
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cp -an /etc/default/grub.d/kali-themes.cfg /etc/default/grub.d/kali-themes.cfg.bak
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sed -i "s|.*GRUB_GFXMODE=.*|${gfxmode}|" /etc/default/grub.d/kali-themes.cfg
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sed -i "s|.*GRUB_THEME=.*|GRUB_THEME=\"${THEME_DIR}/${theme}/theme.txt\"|" /etc/default/grub.d/kali-themes.cfg
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fi
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# Update grub config
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prompt -s "\n Updating grub config...\n"
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updating_grub
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prompt -w "\n * At the next restart of your computer you will see your new Grub theme: '$theme' "
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#Check if password is cached (if cache timestamp has not expired yet)
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elif sudo -n true 2> /dev/null && echo; then #No need for "$?" ==> https://github.com/koalaman/shellcheck/wiki/SC2181
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sudo "$0" -t ${theme} -i ${icon} -s ${screen}
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else
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#Ask for password
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if [[ -n ${tui_root_login} ]] ; then
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if [[ -n "${theme}" && -n "${screen}" ]]; then
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sudo -S $0 -t ${theme} -i ${icon} -s ${screen} <<< ${tui_root_login}
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fi
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else
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prompt -e "\n [ Error! ] -> Run me as root! "
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read -p " [ Trusted ] Specify the root password : " -t ${MAX_DELAY} -s
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if sudo -S echo <<< $REPLY 2> /dev/null && echo; then
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#Correct password, use with sudo's stdin
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sudo -S "$0" -t ${theme} -i ${icon} -s ${screen} <<< ${REPLY}
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else
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#block for 3 seconds before allowing another attempt
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sleep 3
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prompt -e "\n [ Error! ] -> Incorrect password!\n"
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exit 1
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fi
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fi
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fi
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}
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run_dialog() {
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if [[ -x /usr/bin/dialog ]]; then
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if [[ "$UID" -ne "$ROOT_UID" ]]; then
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#Check if password is cached (if cache timestamp not expired yet)
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if sudo -n true 2> /dev/null && echo; then
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#No need to ask for password
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sudo $0
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else
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#Ask for password
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tui_root_login=$(dialog --backtitle ${Project_Name} \
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--title "ROOT LOGIN" \
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--insecure \
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--passwordbox "require root permission" 8 50 \
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--output-fd 1 )
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if sudo -S echo <<< $tui_root_login 2> /dev/null && echo; then
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#Correct password, use with sudo's stdin
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sudo -S "$0" <<< $tui_root_login
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else
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#block for 3 seconds before allowing another attempt
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sleep 3
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clear
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prompt -e "\n [ Error! ] -> Incorrect password!\n"
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exit 1
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fi
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fi
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fi
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tui=$(dialog --backtitle ${Project_Name} \
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--radiolist "Choose your Grub theme background picture : " 15 40 5 \
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1 "Vimix Theme" off \
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2 "Tela Theme" on \
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3 "Stylish Theme" off \
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4 "WhiteSur Theme" off --output-fd 1 )
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case "$tui" in
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1) theme="vimix" ;;
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2) theme="tela" ;;
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3) theme="stylish" ;;
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4) theme="whitesur" ;;
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*) operation_canceled ;;
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esac
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tui=$(dialog --backtitle ${Project_Name} \
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--radiolist "Choose icon style : " 15 40 5 \
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1 "white" off \
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2 "color" on \
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3 "whitesur" off --output-fd 1 )
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case "$tui" in
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1) icon="white" ;;
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2) icon="color" ;;
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3) icon="whitesur" ;;
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*) operation_canceled ;;
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esac
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tui=$(dialog --backtitle ${Project_Name} \
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--radiolist "Choose your Display Resolution : " 15 40 5 \
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1 "1080p (1920x1080)" on \
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2 "1080p ultrawide (2560x1080)" off \
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3 "2k (2560x1440)" off \
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4 "4k (3840x2160)" off \
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5 "1440p ultrawide (3440x1440)" off --output-fd 1 )
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case "$tui" in
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1) screen="1080p" ;;
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2) screen="ultrawide" ;;
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3) screen="2k" ;;
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4) screen="4k" ;;
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5) screen="ultrawide2k" ;;
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*) operation_canceled ;;
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esac
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fi
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}
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operation_canceled() {
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clear
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prompt -i "\n Operation canceled by user, Bye!"
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exit 1
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}
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updating_grub() {
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if has_command update-grub; then
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update-grub
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elif has_command grub-mkconfig; then
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grub-mkconfig -o /boot/grub/grub.cfg
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elif has_command zypper; then
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grub2-mkconfig -o /boot/grub2/grub.cfg
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elif has_command dnf; then
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if [[ -f /boot/efi/EFI/fedora/grub.cfg ]]; then
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prompt -i "Find config file on /boot/efi/EFI/fedora/grub.cfg ...\n"
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grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
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fi
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if [[ -f /boot/grub2/grub.cfg ]]; then
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prompt -i "Find config file on /boot/grub2/grub.cfg ...\n"
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grub2-mkconfig -o /boot/grub2/grub.cfg
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fi
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fi
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# Success message
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prompt -s "\n * All done!"
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}
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function install_program () {
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if has_command zypper; then
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zypper in "$@"
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elif has_command apt-get; then
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apt-get install "$@"
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elif has_command dnf; then
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dnf install -y "$@"
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elif has_command yum; then
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yum install "$@"
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elif has_command pacman; then
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pacman -S --noconfirm "$@"
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fi
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}
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install_dialog() {
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if [ ! "$(which dialog 2> /dev/null)" ]; then
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prompt -w "\n 'dialog' need to be installed for this shell"
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install_program "dialog"
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fi
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}
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remove() {
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local theme=${1}
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# Check for root access and proceed if it is present
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if [ "$UID" -eq "$ROOT_UID" ]; then
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echo -e "\n Checking for the existence of themes directory..."
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if [[ -d "${THEME_DIR}/${theme}" ]]; then
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rm -rf "${THEME_DIR}/${theme}"
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else
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prompt -e "\n ${theme} grub theme not exist!"
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exit 0
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fi
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# Backup grub config
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if [[ -f "/etc/default/grub.bak" ]]; then
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rm -rf /etc/default/grub && mv /etc/default/grub.bak /etc/default/grub
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else
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prompt -e "\n grub.bak not exist!"
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exit 0
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fi
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# For Kali linux
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if [[ -f "/etc/default/grub.d/kali-themes.cfg.bak" ]]; then
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rm -rf /etc/default/grub.d/kali-themes.cfg && mv /etc/default/grub.d/kali-themes.cfg.bak /etc/default/grub.d/kali-themes.cfg
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fi
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# Update grub config
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prompt -s "\n Resetting grub theme...\n"
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updating_grub
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else
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#Check if password is cached (if cache timestamp not expired yet)
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if sudo -n true 2> /dev/null && echo; then
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#No need to ask for password
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sudo "$0" "${PROG_ARGS[@]}"
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else
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#Ask for password
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prompt -e "\n [ Error! ] -> Run me as root! "
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read -p " [ Trusted ] Specify the root password : " -t ${MAX_DELAY} -s
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if sudo -S echo <<< $REPLY 2> /dev/null && echo; then
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#Correct password, use with sudo's stdin
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sudo -S "$0" "${PROG_ARGS[@]}" <<< $REPLY
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else
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#block for 3 seconds before allowing another attempt
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sleep 3
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clear
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prompt -e "\n [ Error! ] -> Incorrect password!\n"
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exit 1
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fi
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fi
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fi
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}
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dialog_installer() {
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if [[ ! -x /usr/bin/dialog ]]; then
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if [[ $UID -ne $ROOT_UID ]]; then
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#Check if password is cached (if cache timestamp not expired yet)
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if sudo -n true 2> /dev/null && echo; then
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#No need to ask for password
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exec sudo $0
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else
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#Ask for password
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prompt -e "\n [ Error! ] -> Run me as root! "
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read -p " [ Trusted ] Specify the root password : " -t ${MAX_DELAY} -s
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if sudo -S echo <<< $REPLY 2> /dev/null && echo; then
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#Correct password, use with sudo's stdin
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sudo $0 <<< $REPLY
|
|
else
|
|
#block for 3 seconds before allowing another attempt
|
|
sleep 3
|
|
prompt -e "\n [ Error! ] -> Incorrect password!\n"
|
|
exit 1
|
|
fi
|
|
fi
|
|
fi
|
|
install_dialog
|
|
fi
|
|
run_dialog
|
|
install "${theme}" "${icon}" "${screen}"
|
|
}
|
|
|
|
|
|
#
|
|
# ────────────────────────────────────────────────────────────────────────── IV ──────────
|
|
# :::::: A R G U M E N T H A N D L I N G : : : : : : : :
|
|
# ────────────────────────────────────────────────────────────────────────────────────
|
|
#
|
|
|
|
while [[ $# -gt 0 ]]; do
|
|
PROG_ARGS+=("${1}")
|
|
dialog='false'
|
|
case "${1}" in
|
|
-b|--boot)
|
|
THEME_DIR="/boot/grub/themes"
|
|
shift 1
|
|
;;
|
|
-r|--remove)
|
|
remove='true'
|
|
shift 1
|
|
;;
|
|
-t|--theme)
|
|
shift
|
|
for theme in "${@}"; do
|
|
case "${theme}" in
|
|
tela)
|
|
themes+=("${THEME_VARIANTS[0]}")
|
|
shift
|
|
;;
|
|
vimix)
|
|
themes+=("${THEME_VARIANTS[1]}")
|
|
shift
|
|
;;
|
|
stylish)
|
|
themes+=("${THEME_VARIANTS[2]}")
|
|
shift
|
|
;;
|
|
whitesur)
|
|
themes+=("${THEME_VARIANTS[3]}")
|
|
shift
|
|
;;
|
|
-*) # "-*" overrides "--*"
|
|
break
|
|
;;
|
|
*)
|
|
prompt -e "ERROR: Unrecognized theme variant '$1'."
|
|
prompt -i "Try '$0 --help' for more information."
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
;;
|
|
-i|--icon)
|
|
shift
|
|
for icon in "${@}"; do
|
|
case "${icon}" in
|
|
color)
|
|
icons+=("${ICON_VARIANTS[0]}")
|
|
shift
|
|
;;
|
|
white)
|
|
icons+=("${ICON_VARIANTS[1]}")
|
|
shift
|
|
;;
|
|
whitesur)
|
|
icons+=("${ICON_VARIANTS[2]}")
|
|
shift
|
|
;;
|
|
-*)
|
|
break
|
|
;;
|
|
*)
|
|
prompt -e "ERROR: Unrecognized icon variant '$1'."
|
|
prompt -i "Try '$0 --help' for more information."
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
;;
|
|
-s|--screen)
|
|
shift
|
|
for screen in "${@}"; do
|
|
case "${screen}" in
|
|
1080p)
|
|
screens+=("${SCREEN_VARIANTS[0]}")
|
|
shift
|
|
;;
|
|
2k)
|
|
screens+=("${SCREEN_VARIANTS[1]}")
|
|
shift
|
|
;;
|
|
4k)
|
|
screens+=("${SCREEN_VARIANTS[2]}")
|
|
shift
|
|
;;
|
|
ultrawide)
|
|
screens+=("${SCREEN_VARIANTS[3]}")
|
|
shift
|
|
;;
|
|
ultrawide2k)
|
|
screens+=("${SCREEN_VARIANTS[4]}")
|
|
shift
|
|
;;
|
|
-*)
|
|
break
|
|
;;
|
|
*)
|
|
prompt -e "ERROR: Unrecognized icon variant '$1'."
|
|
prompt -i "Try '$0 --help' for more information."
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
;;
|
|
-h|--help)
|
|
usage
|
|
exit 0
|
|
;;
|
|
*)
|
|
prompt -e "ERROR: Unrecognized installation option '$1'."
|
|
prompt -i "Try '$0 --help' for more information."
|
|
exit 1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
|
|
#
|
|
# ──────────────────────────────────────────────── V ──────────
|
|
# :::::: M A I N : : : : : : : :
|
|
# ──────────────────────────────────────────────────────────
|
|
#
|
|
|
|
# Show terminal user interface for better use
|
|
if [[ "${dialog:-}" == 'false' ]]; then
|
|
if [[ "${remove:-}" != 'true' ]]; then
|
|
for theme in "${themes[@]-${THEME_VARIANTS[0]}}"; do
|
|
for icon in "${icons[@]-${ICON_VARIANTS[0]}}"; do
|
|
for screen in "${screens[@]-${SCREEN_VARIANTS[0]}}"; do
|
|
install "${theme}" "${icon}" "${screen}"
|
|
done
|
|
done
|
|
done
|
|
elif [[ "${remove:-}" == 'true' ]]; then
|
|
for theme in "${themes[@]-${THEME_VARIANTS[0]}}"; do
|
|
remove "${theme}"
|
|
done
|
|
fi
|
|
else
|
|
dialog_installer
|
|
fi
|
|
|
|
exit 1
|