install_lxde_desktop

#!/bin/bash

# ******************************
# Install minimal lxde desktop *
# ******************************

if [ "$(id -u)" != "0" ]; then
	echo "Script must be run as root !"
	exit 0
fi

echo ""
date
echo -e "\033[36m======================="
echo -e "Installing LXDE Desktop"
echo -e "=======================\033[37m"
echo ""

# Check if we have enough disk space.
S=`df / | tail -n 1 | awk '{printf $4}' | sed s/[G,M,K]//g`
if [ "$S" -le "500000" ]; then
	echo "We need at least 500MB free to perform minimal desktop instalation"
	echo "Have you resized your partition (fs_resize)?"
	exit 0
fi

# SET USER NAME !!
_user="odroid"

logfile="lxde_install.log"
#logfile=/dev/stdout

#_auto=""
_auto="-y -q"
_DST=`lsb_release -si`
_REL=`lsb_release -sc`


echo "Package update..."
apt-get $_auto update >> $logfile
echo "Package upgrade..."
apt-get $_auto upgrade >> $logfile
echo ""

echo "$_DST - $_REL, Installing LXDE DESKTOP..."
echo "$_DST - $_REL, Installing LXDE DESKTOP..." > $logfile

# === Install base packages =======================================================================================================================================================
echo "  installing base packages, please wait..."
if [ "${_REL}" = "wheezy" ]; then
    apt-get $_auto install pulseaudio pulseaudio-module-x11 pulseaudio-utils alsa-base alsa-oss alsa-utils alsa-tools libasound2 aml-libs --no-install-recommends >> $logfile
else
    apt-get $_auto install pulseaudio pulseaudio-module-x11 pulseaudio-utils alsa-base alsa-oss alsa-utils alsa-tools libasound2-data aml-libs --no-install-recommends >> $logfile
fi
apt-get clean

# === Install desktop =============================================================================================================================================================
echo "  installing xserver & lxde desktop, please wait..."
if [ "${_REL}" = "trusty" ]; then
  apt-get $_auto install gstreamer1.0-pulseaudio mali-x11 xserver-xorg-video-mali >> $logfile
  apt-get clean
  apt-get $_auto install mesa-utils mesa-utils-extra glmark2-es2 >> $logfile
  apt-get clean
  apt-get $_auto install lubuntu-core --no-install-recommends >> $logfile
  apt-get clean
  apt-get $_auto install synaptic lxappearance lxterminal leafpad pavucontrol dmz-cursor-theme metacity metacity-themes dconf-editor software-properties-gtk lxtask gnome-calculator xarchiver evince geany lxsession-edit update-notifier gnome-themes-standard >> $logfile
  apt-get clean
else
  apt-get $_auto install xinit xserver-xorg lxde lightdm lightdm-gtk-greeter policykit-1 --no-install-recommends >> $logfile
  apt-get clean

  if [ "${_DST}" = "Ubuntu" ] ; then
      apt-get $_auto install humanity-icon-theme --no-install-recommends >> $logfile
  fi
  apt-get $_auto install synaptic pavucontrol software-properties-gtk lxtask galculator policykit-1-gnome gksu --no-install-recommends >> $logfile
  apt-get clean
fi

# === Install network packages & internet browser =================================================================================================================================
# === you don't have to install internet browser, you can save ~100MB ===

echo "  installing network packages, please wait..."
if [ "${_DST}" = "Ubuntu" ] ; then
    apt-get $_auto install firefox gvfs-fuse gvfs-backends --no-install-recommends >> $logfile
else
    apt-get $_auto install iceweasel gvfs-fuse gvfs-backends --no-install-recommends >> $logfile
fi
apt-get clean

if [ -f /etc/X11/xorg.conf ]; then
  cp /etc/X11/xorg.conf /usr/local/bin/xorg.conf
fi
apt-get $_auto remove xserver-xorg --purge >> $logfile
if [ "${_REL}" = "trusty" ]; then
  apt-get $_auto install xserver-xorg lubuntu-core >> $logfile
else
  apt-get $_auto install xserver-xorg >> $logfile
fi
apt-get clean
if [ -f /usr/local/bin/xorg.conf ]; then
  mv /usr/local/bin/xorg.conf /etc/X11/xorg.conf
fi


# === Configuration ===============================================================================================================================================================
echo ""
echo "Configuring desktop..."

if [ -f /etc/X11/Xwrapper.config ]; then
    cat /etc/X11/Xwrapper.config | sed s/"allowed_users=console"/"allowed_users=anybody"/g > /tmp/_xwrap
    mv /tmp/_xwrap /etc/X11/Xwrapper.config
fi

if [ "${_REL}" = "trusty" ]; then
    cat /etc/xdg/lxsession/Lubuntu/desktop.conf | sed s/"windows_manager\/command=openbox"/"windows_manager\/command=metacity"/g > /tmp/_desktop.conf
    mv /tmp/_desktop.conf /etc/xdg/lxsession/Lubuntu/desktop.conf

    echo "  configuring file manager"
    cat /etc/xdg/pcmanfm/lubuntu/pcmanfm.conf | sed s/"mount_on_startup=1"/"mount_on_startup=0"/g > /tmp/_pcmanfm.conf
    mv /tmp/_pcmanfm.conf /etc/xdg/pcmanfm/lubuntu/pcmanfm.conf
    cat /etc/xdg/pcmanfm/lubuntu/pcmanfm.conf | sed s/"mount_removable=1"/"mount_removable=0"/g > /tmp/_pcmanfm.conf
    mv /tmp/_pcmanfm.conf /etc/xdg/pcmanfm/lubuntu/pcmanfm.conf

    mv /wallpaper.png /usr/share/lubuntu/wallpapers/lubuntu-default-wallpaper.png > /dev/null 2>&1

    if [ -f /etc/lightdm/lightdm-gtk-greeter.conf ]; then
	cat /etc/lightdm/lightdm-gtk-greeter.conf | sed "/background=\/usr/d" > /tmp/_greet
	mv /tmp/_greet /etc/lightdm/lightdm-gtk-greeter.conf
	cat /etc/lightdm/lightdm-gtk-greeter.conf | sed '/\[greeter\]/abackground=\/usr\/share\/lubuntu\/wallpapers\/lubuntu-default-wallpaper.png' > /tmp/_greet
	mv /tmp/_greet /etc/lightdm/lightdm-gtk-greeter.conf
    fi

    if [ -f /boot/boot.ini ]; then
	cat /boot/boot.ini | sed s/"setenv m_bpp \"16\""/"setenv m_bpp \"32\""/g > /tmp/_bootini
	mv /tmp/_bootini /boot/boot.ini
	cat /boot/boot.ini | sed s/"setenv vpu \"0\""/"setenv vpu \"1\""/g > /tmp/_bootini
	mv /tmp/_bootini /boot/boot.ini
    fi

    if [ -f /media/boot/boot.ini ]; then
	cat /media/boot/boot.ini | sed s/"setenv m_bpp \"16\""/"setenv m_bpp \"32\""/g > /tmp/_bootini
	mv /tmp/_bootini /media/boot/boot.ini
	cat /media/boot/boot.ini | sed s/"setenv vpu \"0\""/"setenv vpu \"1\""/g > /tmp/_bootini
	mv /tmp/_bootini /media/boot/boot.ini
    fi
else
    if [ -f /etc/lightdm/lightdm-gtk-greeter.conf ]; then
	cat /etc/lightdm/lightdm-gtk-greeter.conf | sed "/background=\/usr/d" > /tmp/_greet
	mv /tmp/_greet /etc/lightdm/lightdm-gtk-greeter.conf
	cat /etc/lightdm/lightdm-gtk-greeter.conf | sed '/\[greeter\]/abackground=\/usr\/share\/lxde\/wallpapers\/lxde_blue.jpg' > /tmp/_greet
	mv /tmp/_greet /etc/lightdm/lightdm-gtk-greeter.conf
    fi
fi

#*********************
# ** CONFIGURE SOUND
#*********************
cat > /etc/asound.conf << _EOF_
pcm.!default {
  type plug
  slave {
    pcm "hw:0,1"
  }
}
ctl.!default {
  type hw
  card 0
}
_EOF_

if [ -f /etc/pulse/default.pa ]; then
    cat /etc/pulse/default.pa | sed s/"#load-module module-alsa-sink"/"load-module module-alsa-sink"/g > /tmp/default.pa
    mv /tmp/default.pa /etc/pulse/default.pa
    cat /etc/pulse/default.pa | sed s/"#load-module module-alsa-source device=hw:1,0"/"load-module module-alsa-source device=hw:0,1"/g > /tmp/default.pa
    mv /tmp/default.pa /etc/pulse/default.pa
fi


usermod -a -G adm,dialout,cdrom,audio,dip,video,plugdev,netdev,fuse $_user

chown -R $_user:$_user /home/$_user

echo ""
echo "**********************************************"
echo "* LXDE DESKTOP INSTALLED, please REBOOT now! *"
echo "**********************************************"
date
echo ""