install.sh

#!/bin/bash

#print-banner
figlet -f smblock -c "iemafzalhassan" 
figlet -f smbraille -c "Custom Grub Boot loader Themes" 


#/**
# *  
# *
# * @license MIT
#
# * @author  "iemafzalhassan" <iemafzalhassan@gmail.com>
#
# * @version 1.0.0
#
# * @link  https://github.com/iemafzalhassan  
#
# *
# *
# * Grub bootloader Themes
# *
# */

#THEME_DIR='/usr/share/grub/themes'
THEME_DIR='/boot/grub/themes'
THEME_NAME=''

function echo_title() {     echo -ne "\033[1;44;37m${*}\033[0m\n"; }
function echo_caption() {   echo -ne "\033[0;1;44m${*}\033[0m\n"; }
function echo_bold() {      echo -ne "\033[0;1;34m${*}\033[0m\n"; }
function echo_danger() {    echo -ne "\033[0;31m${*}\033[0m\n"; }
function echo_success() {   echo -ne "\033[0;32m${*}\033[0m\n"; }
function echo_warning() {   echo -ne "\033[0;33m${*}\033[0m\n"; }
function echo_secondary() { echo -ne "\033[0;34m${*}\033[0m\n"; }
function echo_info() {      echo -ne "\033[0;35m${*}\033[0m\n"; }
function echo_primary() {   echo -ne "\033[0;36m${*}\033[0m\n"; }
function echo_error() {     echo -ne "\033[0;1;31merror:\033[0;31m\t${*}\033[0m\n"; }
function echo_label() {     echo -ne "\033[0;1;32m${*}:\033[0m\t"; }
function echo_prompt() {    echo -ne "\033[0;36m${*}\033[0m "; }

function splash() {
    local hr
    hr=" **$(printf "%${#1}s" | tr ' ' '*')** "
    echo_title "${hr}"
    echo_title " * $1 * "
    echo_title "${hr}"
    echo
}

function check_root() {
    # Checking for root access and proceed if it is present
    ROOT_UID=0
    if [[ ! "${UID}" -eq "${ROOT_UID}" ]]; then
        # Error message
        echo_error 'Run me as root.'
        echo_info 'try sudo ./install.sh'
        exit 1
    fi
}

function select_theme() {
    themes=('CyberEXS' 'Cyberpunk' 'CyberRe' 'CyberSynchro' 'fallout' 'grub_linea' 'mr-robot' 'shodan' 'vimix' 'virtual_future' 'Quit')

    PS3=$(echo_prompt '\nChoose The Theme You Want: ')
    select THEME_NAME in "${themes[@]}"; do
        case "${THEME_NAME}" in
            'CyberEXS')
                splash 'Installing CyberEXS Theme...'
                break;;
            'Cyberpunk')
                splash 'Installing Cyberpunk Theme...'
                break;;
            'CyberRe')
                splash 'Installing CyberRe Theme...'
                break;;
            'CyberSynchro')
                splash 'Installing CyberSynchro Theme...'
                break;;
            'fallout')
                splash 'Installing fallout Theme...'
                break;;
            'grub_linea')
                splash 'Installing grub_linea Theme...'
                break;;
            'mr-robot')
                splash 'Installing mr-robot Theme...'
                break;;
            'shodan')
                splash 'Installing shodan Theme...'
                break;;
            'vimix')
                splash 'Installing vimix Theme...'
                break;;
             'virtual_future')
                splash 'Installing virtual_future Theme...'
                break;;
            'Quit')
                echo_info 'User requested exit...!'
                exit 0;;
            *) echo_warning "invalid option \"${REPLY}\"";;
        esac
    done
}

function backup() {
    # Backup grub config
    echo_info 'cp -an /etc/default/grub /etc/default/grub.bak'
    cp -an /etc/default/grub /etc/default/grub.bak
}

function install_theme() {
    # create themes directory if not exists
    if [[ ! -d "${THEME_DIR}/${THEME_NAME}" ]]; then
        # Copy theme
        echo_primary "Installing ${THEME_NAME} theme..."

        echo_info "mkdir -p \"${THEME_DIR}/${THEME_NAME}\""
        mkdir -p "${THEME_DIR}/${THEME_NAME}"

        echo_info "cp -a ./themes/\"${THEME_NAME}\"/* \"${THEME_DIR}/${THEME_NAME}\""
        cp -a ./themes/"${THEME_NAME}"/* "${THEME_DIR}/${THEME_NAME}"
    fi
}

function config_grub() {
    echo_primary 'Enabling grub menu'
    # remove default grub style if any
    echo_info "sed -i '/GRUB_TIMEOUT_STYLE=/d' /etc/default/grub"
    sed -i '/GRUB_TIMEOUT_STYLE=/d' /etc/default/grub

    echo_info "echo 'GRUB_TIMEOUT_STYLE=\"menu\"' >> /etc/default/grub"
    echo 'GRUB_TIMEOUT_STYLE="menu"' >> /etc/default/grub

    #--------------------------------------------------

    echo_primary 'Setting grub timeout to 60 seconds'
    # remove default timeout if any
    echo_info "sed -i '/GRUB_TIMEOUT=/d' /etc/default/grub"
    sed -i '/GRUB_TIMEOUT=/d' /etc/default/grub

    echo_info "echo 'GRUB_TIMEOUT=\"60\"' >> /etc/default/grub"
    echo 'GRUB_TIMEOUT="60"' >> /etc/default/grub

    #--------------------------------------------------

    echo_primary "Setting ${THEME_NAME} as default"
    # remove theme if any
    echo_info "sed -i '/GRUB_THEME=/d' /etc/default/grub"
    sed -i '/GRUB_THEME=/d' /etc/default/grub

    echo_info "echo \"GRUB_THEME=\"${THEME_DIR}/${THEME_NAME}/theme.txt\"\" >> /etc/default/grub"
    echo "GRUB_THEME=\"${THEME_DIR}/${THEME_NAME}/theme.txt\"" >> /etc/default/grub
    
    #--------------------------------------------------

    echo_primary 'Setting grub graphics mode to auto'
    # remove default timeout if any
    echo_info "sed -i '/GRUB_GFXMODE=/d' /etc/default/grub"
    sed -i '/GRUB_GFXMODE=/d' /etc/default/grub

    echo_info "echo 'GRUB_GFXMODE=\"auto\"' >> /etc/default/grub"
    echo 'GRUB_GFXMODE="auto"' >> /etc/default/grub   
}

function update_grub() {
    # Update grub config
    echo_primary 'Updating grub config...'
    if [[ -x "$(command -v update-grub)" ]]; then
        echo_info 'update-grub'
        update-grub

    elif [[ -x "$(command -v grub-mkconfig)" ]]; then
        echo_info 'grub-mkconfig -o /boot/grub/grub.cfg'
        grub-mkconfig -o /boot/grub/grub.cfg

    elif [[ -x "$(command -v grub2-mkconfig)" ]]; then
        if [[ -x "$(command -v zypper)" ]]; then
            echo_info 'grub2-mkconfig -o /boot/grub2/grub.cfg'
            grub2-mkconfig -o /boot/grub2/grub.cfg

        elif [[ -x "$(command -v dnf)" ]]; then
            echo_info 'grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg'
            grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg
        fi
    fi
}

function main() {
    splash 'The Matrix awaits you...'

    check_root
    select_theme

    install_theme

    config_grub
    update_grub

    echo_success 'Boot Theme Update Successful!'
}

main

sleep 10s

###        installation process begins here for grub-customizer (debian-based)


echo Author: iemafzalhassan
sleep 5s
echo hey...Folks.! ready to customise your bootloader..!
sleep 2s

echo 3s
sleep 2s
echo 2s
sleep 1s
echo 1s
sleep 1s
echo Booooom.....!!!!
sleep 2s


echo $(date)
sleep 2s
echo $(date)
sleep 2s
echo wait...installation begins...here.!
sleep 2s


##update checking...

echo checking for update
sleep 2s
sudo apt update
sleep 2s
echo updating
sleep 2s
sudo apt upgrade
sleep 2s
echo cloning repo for installing grub customiser
sleep 2s
echo cloning repo from
sleep 2s 
sudo add-apt-repository ppa:danielrichter2007/grub-customizer
sleep 2s
##ckecking repo for update
echo updating please wait..! 
sleep 2s


sudo apt update
sudo apt upgrade -y
sleep 2s
sudo apt install grub-customizer -y
sleep 2s

echo grub-customiser installed
sleep 2s
echo checking lates build 
sudo apt update 
sudo apt upgrade -y

echo updated...

echo now you can customize the other efi-partion which pop-up while booting --BOOTLOADER