#!/bin/bash
#
# NINETEEN.SH
# This script allows you to install/update Enlightenment 19 git version on
# Ubuntu 14.04 LTS or Debian wheezy/sid, or remove E19 git from your system.
# Originally from: http://ubuntuforums.org/showthread.php?t=2203190
# By: Philippe J. Guillaumie (batden AT sfr DOT fr).
# Additional updates by: Bryan Hundven (bryanhundven AT gmail DOT com).
#
# Tip:
# Running Ubuntu? Get the Faenza icon set for your enlightened desktop before
# running the script for the first time!
# See http://www.noobslab.com/2013/10/faience-and-faenza-icons-for.html
#
# If you are using Debian, you can find Faience theme here:
#  http://gnome-look.org/content/show.php/Faenza?content=128143
# and the Faenza theme here:
#  http://gnome-look.org/content/show.php/New+Faience+icon+pack?content=157437
#
# To execute the script:
# 1. Open Terminal
# 2. Change to the download folder
# 3. Make the script executable with chmod +x
# 4. Run it with ./nineteen.sh
#
# Feel free to use this script as you see fit.

# VARIABLES
bld="\e[1m"     # Bold text.
bdr="\e[1;31m"  # Bold red text.
bdg="\e[1;32m"  # Bold green text.
bdy="\e[1;33m"  # Bold yellow text.
off="\e[0m"     # Turn off ansi colors.

msg_bold () {
    printf "\n${bld}%s ${off}%s\n" "$@"
}
msg_red () {
    printf "\n${bdr}%s ${off}%s\n" "$@"
}
msg_green () {
    printf "\n${bdg}%s ${off}%s\n" "$@"
}
msg_yellow () {
    printf "\n${bdy}%s ${off}%s\n" "$@"
}

trap '{ msg_red " KEYBOARD INTERRUPT."; exit 130; }' INT

PREFIX="/usr/local"
export CPPFLAGS="-I/usr/local/include -I${PREFIX}/include"
export LDFLAGS="-L/usr/local/lib -L${PREFIX}/lib"
export PKG_CONFIG_PATH="/usr/local/lib/pkgconfig:${PREFIX}/lib/pkgconfig"
export CC="ccache gcc"
export CXX="ccache g++"

NCPU=$(getconf _NPROCESSORS_ONLN)
NJOBS=$((NCPU*2))
export MAKE="make -j ${NJOBS}"

E19="${HOME}/Enlightenment19"
TITLE="wmctrl -r :ACTIVE: -N"
GEN="./autogen.sh --prefix=${PREFIX}"
RELEASE="$(lsb_release -sc)"
CODE="$(locale | grep 'LANG=' | cut -d= -f2 | cut -d_ -f1)"
DROPB="https://dl.dropboxusercontent.com/u/"
NO_NLS=0

DOCUDIR="$(test -f ${XDG_CONFIG_HOME:-~/.config}/user-dirs.dirs && \
source ${XDG_CONFIG_HOME:-~/.config}/user-dirs.dirs
echo ${XDG_DOCUMENTS_DIR:-$HOME})"

DEPS_EN="aspell-${CODE} manpages imagemagick xserver-xephyr \
manpages-dev automake autopoint build-essential ccache \
check doxygen freeglut3-dev git libasound2-dev \
libblkid-dev libbullet-dev libfontconfig1-dev \
libfreetype6-dev libfribidi-dev libgif-dev libglib2.0-dev \
libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev \
libharfbuzz-dev libiconv-hook-dev libjpeg-dev libblkid-dev \
libluajit-5.1-dev libmount-dev libpam0g-dev libpng12-dev \
libpoppler-dev libpulse-dev libraw-dev librsvg2-dev \
libsndfile1-dev libspectre-dev libssl-dev libtiff5-dev libtool \
libudev-dev libudisks2-dev libunibreak-dev libvlc-dev libwebp-dev \
libxcb-shape0-dev libxcb-keysyms1-dev libxcomposite-dev \
libxcursor-dev libxine-dev libxinerama-dev libxp-dev libxrandr-dev \
libxss-dev libxtst-dev ragel valgrind wmctrl"

TRIM_EN="${DEPS_EN:46}"

DEPS="aspell-${CODE} manpages.${CODE} imagemagick xserver-xephyr \
manpages-dev manpages-${CODE}-dev manpages-${CODE}-extra automake \
autopoint build-essential ccache check doxygen freeglut3-dev \
git libasound2-dev libblkid-dev libbullet-dev \
libfontconfig1-dev libfreetype6-dev libfribidi-dev \
libgif-dev libglib2.0-dev libgstreamer1.0-dev \
libgstreamer-plugins-base1.0-dev libharfbuzz-dev libiconv-hook-dev \
libjpeg-dev libblkid-dev libluajit-5.1-dev libmount-dev libpam0g-dev \
libpng12-dev libpoppler-dev libpulse-dev libraw-dev librsvg2-dev \
libsndfile1-dev libspectre-dev libssl-dev libtiff5-dev libtool \
libudev-dev libudisks2-dev libunibreak-dev libvlc-dev libwebp-dev \
libxcb-shape0-dev libxcb-keysyms1-dev libxcomposite-dev \
libxcursor-dev libxine-dev libxinerama-dev libxp-dev libxrandr-dev \
libxss-dev libxtst-dev ragel valgrind wmctrl"

TRIM="${DEPS:48}"

CLONEFL="git clone git://git.enlightenment.org/core/efl.git"
CLONEVL="git clone git://git.enlightenment.org/core/evas_generic_loaders.git"
CLONEGP="git clone git://git.enlightenment.org/core/emotion_generic_players.git"
CLONELM="git clone git://git.enlightenment.org/core/elementary.git"
CLONE19="git clone git://git.enlightenment.org/core/enlightenment.git"
CLONETY="git clone git://git.enlightenment.org/apps/terminology.git"
CLONEBPFL="git clone git://git.enlightenment.org/bindings/python/python-efl.git"
CLONEECON="git clone git://git.enlightenment.org/apps/econnman.git"

EPROG="efl evas_generic_loaders emotion_generic_players elementary
 enlightenment terminology python-efl econnman"

tmp_count=0
EPROG_COUNT=$(for i in $(echo ${EPROG}); do tmp_count=$((tmp_count+1)); done && echo ${tmp_count})
unset tmp_count

# Enable this option to force messages to display in English
# during the build process (bug reporting):
# export LC_ALL=C

# TESTS
msg_bold "SYSTEM REQUIREMENTS CHECK..."; sleep 1

dpkg -l | egrep 'e17|enlightenment' &>/dev/null
if [ $? == 0 ]; then
    msg_red " ANOTHER VERSION OF ENLIGHTENMENT IS INSTALLED."
    msg_red " SCRIPT ABORTED."
    exit 1
fi

if [ $(pidof enlightenment) ]; then
    msg_red "PLEASE LOG IN TO UBUNTU TO EXECUTE THIS SCRIPT."
    exit 1
fi

if [ "${RELEASE}" == "trusty" ]; then
    msg_green "Ubuntu ${RELEASE}... OK"; sleep 1
elif [ "${RELEASE}" == "sid" -o "${RELEASE}" == "wheezy" ]; then
    msg_green "Debian ${RELEASE}... OK"; sleep 1
else
    msg_red " UNSUPPORTED VERSION."
    exit 1
fi

# FUNCTIONS
warn () {
zenity --no-wrap --info --text "
If you proceed with the installation,\n\
nearly 1.5 GB of additional disk space\n\
will be used.\n
Bear in mind that running other applications\n\
during the build process will affect\n\
compilation time."
sleep 1
}

should_we_disable_nls () {
    if [ ${NO_NLS} -eq 1 ]; then
        GEN=${GEN} --disable-nls
        msg_green "Building with NLS disabled!"
    else
        msg_green "Building with NLS enabled!"
    fi
}

bin_deps ()  {
sudo apt-get update && sudo apt-get dist-upgrade --yes

if [ ! -f "${DOCUDIR}/installed.txt" ]; then
    dpkg --get-selections > "${DOCUDIR}/installed.txt"
    sed -i '/linux-headers*/d' "${DOCUDIR}/installed.txt"
    sed -i '/linux-image*/d' "${DOCUDIR}/installed.txt"
    sed -i '/linux-generic*/d' "${DOCUDIR}/installed.txt"
    sed -i '/linux-signed*/d' "${DOCUDIR}/installed.txt"
fi

if [ "${CODE}" == "en" ]; then
    sudo apt-get install --yes ${DEPS_EN}
    sleep 1
else
    sudo apt-get install --yes ${DEPS}
    sleep 1
fi
}

ls_ppa () {
local PPA="$(awk '$1 == "Package:" { print $2 }' \
/var/lib/apt/lists/*ppa*Packages)"
for i in $(echo ${PPA} | xargs -n1 | sort -u); do
    dpkg-query -Wf'${db:Status-abbrev}' ${i} &>/dev/null
    if [ $? == 0 ]; then
        sed -i "/${i}/d" "${DOCUDIR}/installed.txt"
    fi
done
}

build () {
for i in ${EPROG}; do
    ${TITLE} "Processing $i..."
    cd "${E19}/${i}"
    should_we_disable_nls
    msg_bold "Building ${i}..."
    case ${i} in
        "efl")
            ${GEN} --enable-harfbuzz --enable-image-loader-webp \
                --enable-multisense --enable-xine --enable-xinput22
            ;;
        "enlightenment")
            ${GEN} --enable-mount-eeze --disable-wl-desktop-shell
            ;;
        "python-efl")
            sed -i -e \
                "s#setup.py install#setup.py install --prefix=${PREFIX}#" \
                Makefile
            ;;
        *)
            ${GEN}
            ;;
    esac
    echo
    make
    if [ $? -ne 0 ]; then
        msg_red " BUILD ERROR—TRY AGAIN LATER."
        # (Relaunch the script at a later time and select option #1)
        rm -rf "${E19}/${i}"
        exit 1
    fi
    sudo make install
    sudo ldconfig
done
}

rebuild () {
for i in ${EPROG}; do
    ${TITLE} "Processing ${i}..."
    cd "${E19}/${i}"
    should_we_disable_nls
    msg_bold "Updating ${i}..."
    make distclean &>/dev/null
    git reset --hard &>/dev/null
    git pull
    echo
    case ${i} in
        "efl")
            ${GEN} --enable-harfbuzz --enable-image-loader-webp \
                --enable-multisense --enable-xine --enable-xinput22
            ;;
        "enlightenment")
            ${GEN} --enable-mount-eeze --disable-wl-desktop-shell
            ;;
        *)
            ${GEN}
            ;;
    esac
    echo
    make
    if [ $? -ne 0 ]; then
        msg_red " BUILD ERROR—TRY AGAIN LATER."
        # (Relaunch the script at a later time and select option #2)
        exit 1
    fi
    sudo make install
    sudo ldconfig
    echo
done
}

remove () {
msg_bold "Cleaning $i..."
sudo make uninstall &>/dev/null
make maintainer-clean &>/dev/null
echo
}

deep_clean () {
msg_bold "Deeper cleaning..."; sleep 1

for i in \
    "econnman/" \
    "python-efl/" \
    "terminology/" \
    "enlightenment/" \
    "elementary/" \
    "emotion_generic_players/" \
    "evas_generic_loaders/" \
    "terminology/" \
    "efl/" \
    "custom*"; \
do
    rm -rf "${E19}/${i}"
done

for i in \
    "Enlightenment19/" \
    ".e/" \
    ".elementary/" \
    ".cache/efreet/" \
    ".cache/evas_gl_common_caches/" \
    ".config/terminology/"; \
do
    rm -rf "${HOME}/${i}"
done

for i in \
    "enlightenment/"; \
do
    sudo rm -rf "${PREFIX}/etc/${i}"
done

for i in \
    "ecore*" \
    "edje*" \
    "eet*" \
    "eeze*" \
    "efl*" \
    "efreet*" \
    "eina*" \
    "eio*" \
    "eldbus*" \
    "elementary*" \
    "embryo*" \
    "emotion*" \
    "enlightenment*" \
    "eo*" \
    "ephysics*" \
    "ethumb*" \
    "evas*"; \
do
    sudo rm -rf "${PREFIX}/include/${i}"
done

for i in \
    "ecore*" \
    "edje*" \
    "eeze*" \
    "efl*" \
    "efreet*" \
    "elementary*" \
    "emotion*" \
    "enlightenment*" \
    "eo*" \
    "ephysics*" \
    "ethumb*" \
    "evas*"; \
do
    sudo rm -rf "${PREFIX}/lib/${i}"
done

for i in \
    "Ecore*" \
    "Edje*" \
    "Eet*" \
    "Eeze*" \
    "Efreet*" \
    "Eina*" \
    "Eldbus*" \
    "Elementary*" \
    "Eo*" \
    "Ethumb*" \
    "Evas*" \
    "Emotion*"; \
do
    sudo rm -rf "${PREFIX}/lib/cmake/${i}"
done

for i in \
    "ecore*" \
    "e_dbus*" \
    "edje*" \
    "efl*" \
    "elementary*" \
    "emotion*" \
    "evas*" \
    "python_efl*.egg-info"; \
do
    sudo rm -rf "${PREFIX}/lib/python2.7/dist-packages/${i}"
done

for i in \
    "dbus*" \
    "ecore*" \
    "edje*" \
    "eeze*" \
    "efreet*" \
    "elementary*" \
    "embryo*" \
    "emotion*" \
    "enlightenment*" \
    "eo*" \
    "ethumb*" \
    "evas*" \
    "terminology*" \
    "econnman*"; \
do
    sudo rm -rf "${PREFIX}/share/${i}"
done

for i in \
    "connman*"; \
do
    sudo rm -rf "${PREFIX}/var/lib/{$i}"
done

cd /usr/share/
sudo rm -rf xsessions/enlightenment.desktop
cd unity-greeter/
sudo rm custom_enlightenment_badge.png &>/dev/null
cd ../dbus-1/services/
sudo rm -rf org.enlightenment.Efreet.service
sudo rm -rf org.enlightenment.Ethumb.service
echo
}

# SELECTION
INPUT=0
msg_bold "Please enter the number of your choice."

if [ $INPUT -lt 1 ]; then
    msg_bold "1. Install Enlightenment 19."
    msg_bold "2. Update my E19 installation."
    msg_bold "3. Uninstall E19 programs only."
    msg_bold "4. Uninstall E19 programs AND binary dependencies."
    sleep 1
    msg_bold "(Or press Ctrl-C to quit)"
    read INPUT
fi

# INSTALLATION
if [ ${INPUT} == 1 ]; then
    clear
    msg_bold "Proceeding to install Enlightenment 19..."
    warn 2>/dev/null; sleep 1

    if grep -q ppa /var/lib/apt/lists/*ppa* &>/dev/null; then
        bin_deps
        ls_ppa
    else
        unset -f ls_ppa
        bin_deps
    fi

    cd "${HOME}"; mkdir -p "${E19}"; cd "${E19}"
    ${TITLE} "Downloading Source Code..."
    msg_bold "Fetching git code..."
    ${CLONEFL}; echo
    ${CLONEVL}; echo
    ${CLONEGP}; echo
    ${CLONELM}; echo
    ${CLONE19}; echo
    ${CLONETY}; echo
    ${CLONEBPFL}; echo
    ${CLONEECON}; echo

    COUNT=$(ls "${E19}" | wc -l)

    if [ ${COUNT} -ge ${EPROG_COUNT} ]; then
        msg_green "All programs have been downloaded."
        sleep 2
    elif [ ${COUNT} == 0 ]; then
        msg_red "PLEASE CHECK YOUR NETWORK CONNECTION AND TRY AGAIN."
        # (Relaunch the script and select option #1)
        exit 1
    else
        msg_yellow "WARNING: ONLY ${COUNT} OF ${EPROG_COUNT} PROGRAMS HAVE BEEN DOWNLOADED."
        sleep 3
    fi

    $TITLE "Processing Enlightenment Programs..."
    echo

    read -p "Build internationalization support in Enlightenment? [y/n] " answer
    case "${answer}" in
        [yY])
            : Nothing... NLS is built by default.
            build
        ;;
        [nN])
            NO_NLS=1
            build
        ;;
        *)
            msg_yellow "Please answer y or n"
        ;;
    esac

    sudo ln -sf \
    ${PREFIX}/share/dbus-1/services/org.enlightenment.Ethumb.service \
    /usr/share/dbus-1/services/org.enlightenment.Ethumb.service
    sudo ln -sf \
    ${PREFIX}/share/dbus-1/services/org.enlightenment.Efreet.service \
    /usr/share/dbus-1/services/org.enlightenment.Efreet.service

    cd "${E19}"
    wget "${DROPB}/58695863/custom_enlightenment_badge.png" &>/dev/null
    sudo cp -f custom_enlightenment_badge.png /usr/share/unity-greeter
    sudo ln -sf "${PREFIX}/share/xsessions/enlightenment.desktop" \
    /usr/share/xsessions/enlightenment.desktop
    sudo ldconfig
    $TITLE "That's All Folks..."
    printf "\n%s\n\n" " That's All Folks..."

# UPDATE
elif [ ${INPUT} == 2 ]; then
    clear
    msg_bold "Proceeding to update Enlightenment 19..."
    sleep 1

    msg_bold "Checking required Ubuntu/Debian packages..."
    if [ "${CODE}" == "en" ]; then
        sudo apt-get install --yes ${DEPS_EN}
        sleep 1
    else
        sudo apt-get install --yes ${DEPS}
        sleep 1
    fi
    echo

    ${TITLE} "Processing Enlightenment Programs..."
    echo

    read -p "Build internationalization support in Enlightenment? [y/n] " answer
    case "${answer}" in
        [yY])
            # Rebuild
            rebuild; echo
            ;;
        [nN])
            # Rebuild without NLS
            NO_NLS=1
            rebuild; echo
            ;;
        *)
            msg_yellow "Please answer y or n"
            ;;
    esac

    sudo ln -sf \
    "${PREFIX}/share/dbus-1/services/org.enlightenment.Ethumb.service" \
    /usr/share/dbus-1/services/org.enlightenment.Ethumb.service
    sudo ln -sf \
    "${PREFIX}/share/dbus-1/services/org.enlightenment.Efreet.service" \
    /usr/share/dbus-1/services/org.enlightenment.Efreet.service

    cd "${E19}"
    wget -nc "$DROPB/58695863/custom_enlightenment_badge.png" &>/dev/null
    sudo cp -f custom_enlightenment_badge.png /usr/share/unity-greeter
    sudo ln -sf "${PREFIX}/share/xsessions/enlightenment.desktop" \
    /usr/share/xsessions/enlightenment.desktop
    sudo ldconfig
    ${TITLE} "That's All Folks..."
    printf "\n%s\n\n" " That's All Folks..."

# UNINSTALL E19
elif [ ${INPUT} == 3 ]; then
    clear
    msg_bold "Proceeding to uninstall Enlightenment 19..."
    sleep 1

    for i in ${EPROG}; do
        ${TITLE} "Processing $i..."
        cd "${E19}/${i}" && remove
    done
    deep_clean
    ${TITLE} "That's All Folks..."
    printf "%s\n\n" " That's All Folks..."

# COMPLETE UNINSTALL
elif [ ${INPUT} == 4 ]; then
    clear
    msg_bold "Complete uninstallation of E19 and deps..."
    sleep 1

    for i in ${EPROG}; do
        ${TITLE} "Processing ${i}..."
        cd "${E19}/${i}" && remove
    done
    deep_clean

    ${TITLE} "Processing Ubuntu Packages..."
    msg_bold "Removing binary dependencies..."

    if [ "${CODE}" == "en" ]; then
        sudo apt-get autoremove ${TRIM_EN}
        sleep 1
    else
        sudo apt-get autoremove ${TRIM}
        sleep 1
    fi

    sudo dpkg --set-selections < "${DOCUDIR}/installed.txt"
    sudo apt-get dselect-upgrade
    sudo apt-get update
    sudo apt-get dist-upgrade

    rm "${DOCUDIR}/installed.txt" &>/dev/null
    sudo updatedb
    sudo apt-get autoremove --purge
    sudo dpkg --purge $(COLUMNS=200 dpkg -l | grep '^rc' | tr -s ' ' | \
    cut -d ' ' -f 2) &>/dev/null
    printf "\n%s\n\n" " That's All Folks..."
    printf "\n%s\n\n" " If you want, you should delete your ~/.ccache to save space."

else
    echo; exit 1
fi
# vi: ts=4:sw=4:et