#!/bin/sh
# Modification for Mandrake Linux by Chmouel Boudjnah <chmouel@mandraksoft.com>
#
# $Id: Xsession,v 1.39 2003/03/03 09:53:26 flepied Exp $

# read the user (~/.i18n) or system-wide (/etc/sysconfig/i18n) i18n settings
. /etc/profile.d/10lang.sh

# redirect errors to a file in user's home directory if we can
for errfile in "$HOME/.xsession-errors" "${TMPDIR-/tmp}/xses-$USER" "/tmp/xses-$USER"
do
    if ( cp /dev/null "$errfile" 2> /dev/null )
    then
	chmod 600 "$errfile"
	exec > "$errfile" 2>&1
	break
    fi
done

# Mandrake default background
if [ "`whoami`" = root ]; then
    xsetroot -solid "#B20003"
    IS_ROOT=1
else
    IS_ROOT=
    # Load the color only when not called from gdm/kdm
    if [ -z "$1" ]; then
	xsetroot -solid "#21449C"
    fi
fi

xsetroot -cursor_name watch

AGENT=$(type -p ssh-agent)
if [ -x "$AGENT" -a -z "$SSH_AUTH_SOCK" ]; then
    if [ -r $HOME/.ssh/identity -o -r $HOME/.ssh2/identification -o -r $HOME/.ssh/id_dsa -o -r $HOME/.ssh/id_rsa ]; then
	SSH_AGENT="$AGENT --"
    fi
fi    

# clean up after xbanner
if [ -f /usr/X11R6/bin/freetemp ]; then
    freetemp
fi

userresources=$HOME/.Xresources 
userresources2=$HOME/.Xdefaults
sysresources=/etc/X11/Xresources 

# merge in defaults and keymaps 
if [ -f $sysresources ]; then 
    xrdb -merge $sysresources 
fi 
 
if [ -f $userresources ]; then 
    xrdb -merge $userresources 
fi 

if [ -f $userresources2 ]; then 
    xrdb -merge $userresources2
fi 

if [ -x /etc/X11/xinit/fixkeyboard ]; then
    /etc/X11/xinit/fixkeyboard
fi

if [ -z "$BROWSER" ] ; then
	# we need to find a browser on this system
	BROWSER=`which mozilla 2> /dev/null`
	if [ -z "$BROWSER" ] || [ ! -e "$BROWSER" ] ; then
	# not found yet
		BROWSER=
	fi
fi

if [ -z "$BROWSER" ] ; then
	# we need to find a browser on this system
	BROWSER=`which netscape 2> /dev/null`
	if [ -z "$BROWSER" ] || [ ! -e "$BROWSER" ] ; then
	# not found yet
		BROWSER=
	fi
fi

if [ -z "$BROWSER" ] ; then
	# we need to find a browser on this system
	BROWSER=`which lynx 2> /dev/null`
	if [ -z "$BROWSER" ] || [ ! -e "$BROWSER" ] ; then
	# not found yet
		BROWSER=
	else
		BROWSER="xvt -e lynx"
	fi
fi
export BROWSER

export HELP_BROWSER="$BROWSER"

# now, we see if xdm/gdm/kdm has asked for a specific environment
if [ $# = 1 ]; then
    DESKTOP=$1
else
    # use default DESKTOP from config file
    # users may want to choose their own desktop
    # even when x-session is started by startx command.
    # -- Jaegeum --
    if [ -f $HOME/.desktop ]; then
        . $HOME/.desktop >/dev/null 2>&1
    elif [ -f /etc/sysconfig/desktop ]; then
	. /etc/sysconfig/desktop >/dev/null 2>&1
    fi
fi

### Launch an XIM input server if needed
# it must be after definition of DESKTOP variable; but before any
# program that may want user input
if [ -x /etc/X11/xinit/XIM ]; then
    . /etc/X11/xinit/XIM
fi

### Launch first time wizard if needed
if [ -z "$IS_ROOT" -a ! -e $HOME/.drakfw ] && type drakfw > /dev/null 2>&1 && touch $HOME/.drakfw > /dev/null 2>&1; then
    if [ -x /etc/X11/xinit.d/numlock ]; then
	/etc/X11/xinit.d/numlock
    fi
    xsetroot -cursor_name left_ptr
    exec $SSH_AGENT drakfw
fi

# run scripts in /etc/X11/xinit.d
for i in /etc/X11/xinit.d/* ; do
    [ -d $i ] && continue
    # Don't run ??foo.{rpmsave,rpmorig,rpmnew,~} scripts
    [ "${i%.rpmsave}" != "${i}" ] && continue
    [ "${i%.rpmorig}" != "${i}" ] && continue
    [ "${i%.rpmnew}" != "${i}" ] && continue
    [ "${i%\~}" != "${i}" ] && continue

    if [ -x $i ]; then
	if [ "${DESKTOP}" = default ]; then
	    SESSION=$(/usr/sbin/chksession -F)
	else
	    SESSION=${DESKTOP}
	fi
	$i "${SESSION}" &
    fi
done

if [ -n "$DESKTOP" ]; then
    case $DESKTOP in
    	failsafe)
        xsetroot -cursor_name left_ptr
	exec $SSH_AGENT xvt -geometry 80x24-0-0
	exec $SSH_AGENT xterm -geometry 80x24-0-0
	exec $SSH_AGENT twm
	;;
	default)
	;;
	*)
	exec $SSH_AGENT /bin/sh -c "$(/usr/sbin/chksession -x=$DESKTOP)"
	;;
    esac
fi

# otherwise, take default action
if [ -x "$HOME/.xsession" ]; then
        xsetroot -cursor_name left_ptr
	exec $SSH_AGENT "$HOME/.xsession"
elif [ -x "$HOME/.Xclients" ]; then
        xsetroot -cursor_name left_ptr
	exec $SSH_AGENT "$HOME/.Xclients"
fi

# We may try with chksession
if [ -x /usr/sbin/chksession ];then
#get the first available
	SESSION=$(/usr/sbin/chksession -F)
	[ -n "$SESSION" -a "$SESSION" != Default ] && exec $SSH_AGENT sh -c "$(/usr/sbin/chksession -x=$SESSION)"
fi

# Argh! Nothing good is installed. Fall back to icewm
if [ -x /usr/X11R6/bin/icewm ];then
	exec $SSH_AGENT /usr/X11R6/bin/icewm
else
	# gosh, neither icewm is available; 
	# fall back to failsafe settings
        xsetroot -cursor_name left_ptr
	xclock -geometry 100x100-5+5 &
	xvt -geometry +0+50 &
	if [ -x "$BROWSER" -a -f /usr/doc/HTML/index.html ]; then
	    $BROWSER /usr/share/doc/HTML/index.html &
	fi
	if [ -x /usr/X11R6/bin/icewm-light ];then
	    exec $SSH_AGENT icewm-light
	elif [ -x /usr/X11R6/bin/twm ];then
	    exec $SSH_AGENT twm
	else
	    exec $SSH_AGENT xsm
	fi
fi
