#!/bin/sh

PREREQ=""
DESCRIPTION="Setting up automatic login..."

prereqs()
{
       echo "$PREREQ"
}

case $1 in
# get pre-requisites
prereqs)
       prereqs
       exit 0
       ;;
esac

. /scripts/casper-functions

log_begin_msg "$DESCRIPTION"

if [ -d /root/etc/gdm ]; then
    # Configure GDM autologin
    GDMCustomFile=/root/etc/gdm/custom.conf
    AutologinParameters="AutomaticLogin=$USERNAME\n\
TimedLoginEnable=true\n\
TimedLogin=$USERNAME\n\
TimedLoginDelay=1"

    # Prevent from updating if parameters already present (persistent usb key)
    if ! `grep -qs 'AutomaticLoginEnable' $GDMCustomFile` ; then
        if ! `grep -qs '\[daemon\]' $GDMCustomFile` ; then
            echo '[daemon]' >> $GDMCustomFile
        fi
        sed -i "s/\[daemon\]/\[daemon\]\n$AutologinParameters/" $GDMCustomFile
        printf "[com.canonical.indicator.session]\nsuppress-logout-menuitem=true\n" >> /root/usr/share/glib-2.0/schemas/casper.gschema.override
        chroot /root glib-compile-schemas /usr/share/glib-2.0/schemas/
    fi
fi

if [ -f /root/etc/kde4/kdm/kdmrc ]; then
    # Configure KDM autologin
    sed -i -r \
        -e "s/^#?AutoLoginEnable=.*\$/AutoLoginEnable=true/" \
        -e "s/^#?AutoLoginUser=.*\$/AutoLoginUser=$USERNAME/" \
        -e "s/^#?AutoReLogin=.*\$/AutoReLogin=true/" \
        /root/etc/kde4/kdm/kdmrc
fi

if [ -f /root/etc/lxdm/lxdm.conf ]; then
    # Configure LXDM autologin with LXDE session
   sed -i -r \
        -e "s/^# autologin=dgod/autologin=$USERNAME/" \
        -e "s/^# session/session/" \
        -e "s/startlxde/startlubuntu/" \
        /root/etc/lxdm/lxdm.conf
fi

if [ -f /root/etc/xdg/lubuntu/lxdm/lxdm.conf ]; then
    # Configure LXDM autologin with Lubuntu session
   sed -i -r \
        -e "s/^# autologin=dgod/autologin=$USERNAME/" \
        -e "s/^# session/session/" \
        -e "s/startlxde/startlubuntu/" \
        /root/etc/xdg/lubuntu/lxdm/lxdm.conf
fi

if [ -d /root/etc/lightdm ]; then
    # Configure LightDM autologin
    LightDMCustomFile=/root/etc/lightdm/lightdm.conf
    AutologinParameters="allow-guest=false\n\
autologin-guest=false\n\
autologin-user=$USERNAME\n\
autologin-user-timeout=0\n"
session="gnome-fallback"
	# Hook to solve  some 
	if [ -e "/root/usr/share/xsessions/xfce.desktop" ] ; then
		#session="xfce"
		#LliureX Lite
		session="lite"
	fi
    AutologinParameters="$AutologinParameters""autologin-session=$session\n"
    # Prevent from updating if parameters already present (persistent usb key)
    if ! `grep -qs '^autologin-user' $LightDMCustomFile` ; then
        if ! `grep -qs '\[SeatDefaults\]' $LightDMCustomFile` ; then
            echo '[SeatDefaults]' >> $LightDMCustomFile
        fi
        sed -i "s/\[SeatDefaults\]/\[SeatDefaults\]\n$AutologinParameters/" $LightDMCustomFile
	sed -i "s/\([[:blank:]]*user-session=\).*/\1$session/" $LightDMCustomFile
    fi
    
    # LightDM on kubuntu-active wants to start ubuntu.desktop, workaround here for now jriddell 2012-03-15
    if [ -e /root/usr/share/xsessions/plasma-active.desktop ]; then
        cp /root/usr/share/xsessions/plasma-active.desktop /root/usr/share/xsessions/ubuntu.desktop
    fi
fi

[ ! -f /root/usr/share/xsessions/ubuntu.desktop ] || rm -f /root/usr/share/xsessions/ubuntu.desktop
[ ! -f /root/usr/share/xsessions/xterm.desktop ] || rm -f /root/usr/share/xsessions/xterm.desktop
[ ! -f /root/usr/share/xsessions/ubuntu-2d.desktop ] || rm -f /root/usr/share/xsessions/ubuntu-2d.desktop
[ ! -f /root/usr/share/gnome-session/sessions/ubuntu-2d.session ] || rm -f /root/usr/share/gnome-session/sessions/ubuntu-2d.session
[ ! -f /root/usr/share/gnome-session/sessions/gnome.session ] || rm -f /root/usr/share/gnome-session/sessions/gnome.session
[ ! -f /root/usr/share/gnome-session/sessions/ubuntu.session ] || rm -f /root/usr/share/gnome-session/sessions/ubuntu.session
[ ! -f /root/var/lib/AccountsService/users/ubuntu ] || rm -f /root/var/lib/AccountsService/users/ubuntu

log_end_msg