install_debian.sh

#!/bin/bash

### 20180515 Script written and fully commented by James Shane ( github.com/jamesshane )
### 20200209 Script refactored into functions by Caesar Campos ( github.com/cizordj )

function preparation() {
    if [ "$(id -u)" == "0" ]; then
        echo "Please run this script as a normal user"
        echo "also make sure to have 'sudo' working..."
        exit 1
    fi
    # Look for env command and link if not found to help make scripts uniform
    if [ -e /bin/env ]; then
        echo "... /bin/env found."
    else
        sudo ln -s /usr/bin/env /bin/env
    fi
    sudo ln -s /sbin/reboot /usr/bin/reboot
    sudo ln -s /sbin/poweroff /usr/bin/poweroff
    shopt -s expand_aliases # enable aliases on this script
    alias mkdir='mkdir --parents --verbose'
    alias cp='cp --verbose'
    alias rm='rm --verbose'
}

function install_required_packages() {

    # Refresh apt
    sudo apt-get update -qq
    sudo apt-get install libxcb-composite0-dev libxcb1-dev libxcb-keysyms1-dev libpango1.0-dev libxcb-util0-dev libxcb-icccm4-dev libyajl-dev libstartup-notification0-dev libxcb-randr0-dev libev-dev libxcb-cursor-dev libxcb-xinerama0-dev libxcb-xkb-dev libxkbcommon-dev libxkbcommon-x11-dev autoconf xutils-dev dh-autoreconf unzip git x11-xserver-utils compton nitrogen rofi binutils gcc make pkg-config fakeroot cmake python-pip python-xcbgen xcb-proto libxcb-ewmh-dev wireless-tools libiw-dev libasound2-dev libpulse-dev libcurl4-openssl-dev libmpdclient-dev pavucontrol python3-pip rxvt
}

function install_xcb() {
    git clone --recursive https://github.com/Airblader/xcb-util-xrm.git
    # shellcheck disable=SC2164
    cd xcb-util-xrm/
    ./autogen.sh
    make
    sudo make install
    # shellcheck disable=SC2103
    cd ..
    rm -fr xcb-util-xrm
}

function refresh_shared_libraries() {
    #cat > /etc/ld.so.conf.d/i3.conf
    #/usr/local/lib/

    sudo ldconfig
    sudo ldconfig -p
}

function install_i3_gaps() {

    git clone https://www.github.com/Airblader/i3 i3-gaps
    # shellcheck disable=SC2164
    cd i3-gaps
    autoreconf --force --install
    rm -Rf build/
    mkdir build
    # shellcheck disable=SC2164
    cd build/
    ../configure --prefix=/usr --sysconfdir=/etc
    make
    sudo make install
    # which i3
    # ls -l /usr/bin/i3
    cd ../..
    rm -fr i3-gaps

}

function install_fonts_awesome() {

    # Added PYTHONDONTWRITEBYTECODE to prevent __pycache__
    export PYTHONDONTWRITEBYTECODE=1
    sudo -H pip3 install -r requirements.txt
    sudo mkdir /usr/share/fonts/opentype
    sudo git clone https://github.com/adobe-fonts/source-code-pro.git /usr/share/fonts/opentype/scp
    mkdir fonts
    # shellcheck disable=SC2164
    cd fonts
    wget https://use.fontawesome.com/releases/v5.0.13/fontawesome-free-5.0.13.zip
    unzip fontawesome-free-5.0.13.zip
    # shellcheck disable=SC2164
    cd fontawesome-free-5.0.13
    sudo cp use-on-desktop/* /usr/share/fonts
    sudo fc-cache -f -v
    cd ../..
    rm -fr fonts
}

function install_polybar() {
    git clone https://github.com/jaagr/polybar
    # shellcheck disable=SC2164
    cd polybar
    env USE_GCC=ON ENABLE_I3=ON ENABLE_ALSA=ON ENABLE_PULSEAUDIO=ON ENABLE_NETWORK=ON ENABLE_MPD=ON ENABLE_CURL=ON ENABLE_IPC_MSG=ON INSTALL=OFF INSTALL_CONF=OFF ./build.sh -f
    # shellcheck disable=SC2164
    cd build
    sudo make install
    make userconfig
    cd ../..
    rm -fr polybar
}

function create_config_files() {
    # Folder doesn't exist on a clean instalation of Debian
    mkdir "$HOME/.config"
    # File didn't exist for me, so test and touch
    if [ -e "$HOME"/.Xresources ]; then
        echo "... .Xresources found."
    else
        touch "$HOME"/.Xresources
    fi
    if [ -e "$HOME"/.config/nitrogen/bg-saved.cfg ]; then
        echo "... .bg-saved.cfg found."
    else
        mkdir "$HOME"/.config/nitrogen
        touch "$HOME"/.config/nitrogen/bg-saved.cfg
    fi
    if [ -e "$HOME"/.config/polybar/config ]; then
        echo "... polybar/config found."
    else
        mkdir "$HOME"/.config/polybar
        touch "$HOME"/.config/polybar/config
    fi
    if [ -e "$HOME"/.config/i3/config ]; then
        echo "... i3/config found."
    else
        mkdir "$HOME"/.config/i3
        touch "$HOME"/.config/i3/config
    fi
    # Compton config file doesn't come by default
    if [ -e "$HOME"/.config/compton.conf ]; then
        echo "... compton.conf found"
    else
        cp "/usr/share/doc/compton/examples/compton.sample.conf" "$HOME/.config/compton.conf"
    fi

}

function apply_default_theme() {
    # Rework of user in config.yaml
    rm -f config.yaml
    cp defaults/config.yaml .
    sed -i -e "s/USER/$USER/g" config.yaml

    # Backup
    mkdir "$HOME"/Backup
    python3 i3wm-themer.py --config config.yaml --backup "$HOME"/Backup

    # Configure and set theme to default
    cp -r scripts/* /home/"$USER"/.config/polybar/
    python3 i3wm-themer.py --config config.yaml --install defaults/

    echo ""
    echo "Read the README.md"
}

preparation
install_required_packages
install_xcb
refresh_shared_libraries
install_i3_gaps
install_fonts_awesome
install_polybar
create_config_files
apply_default_theme