install_mini_desktop

#!/bin/bash

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

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

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

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


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

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

echo "  installing lxde desktop, please wait..."
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
echo "  installing more packages, please wait..."
apt-get $_auto install synaptic pavucontrol software-properties-gtk lxtask galculator policykit-1-gnome gksu --no-install-recommends >> $logfile
apt-get clean

# 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


echo ""
echo "Configuring desktop..."

rm /wallpaper.* > /dev/null 2>&1

echo "Creating \"xorg.conf\""
cat > /etc/X11/xorg.conf << _EOF_
# X.Org X server configuration file for xfree86-video-mali

Section "Screen"
        Identifier    "Default Screen"
        Monitor       "Configured Monitor"
        Device        "Configured Video Device"
        DefaultDepth  16
EndSection
_EOF_

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 [ -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

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


echo "  configuring sound"
#*********************
# ** 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 "* DESKTOP INSTALLED, please REBOOT now!   *"
echo "* AFTER LOGIN RUN startx TO START DESKTOP *"
echo "*******************************************"
echo ""