#! /bin/sh
#----------------------------------------------------------------------------
# eisfax-edit - edit /etc/config.d/eisfax and create new eisfax files
# by /var/install/config.d/eisfax.sh
#
# Copyright (c) 2002-2004 Stefan Krister <stefan.krister@creative.chaos.de>
# Copyright (c) 2005      Frank Meyer <frank@eisfair(dot)org>
#
# Last Update:  $Id$
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------

clrhome
colecho "Edit eisfax configuration" gn
echo

#
# check if neccesary packets are already installed ...
#
old_status="old"
new_status="new"
inst_status="inst"
failed="0"
requires="ghostscript gppshare libpbm libpng samba perl"

for i in $requires
do
    if [ ! -e /var/install/packages/$i ]
    then
	echo "ERROR: eisfair Package $i missing."
	failed=1
    fi
done

while read l
    do
	case "$l"
	    in
		"<version>"*)
		    l=`echo "$l" | sed 's#</*version>##g'`
		    set -- $l
		    have_package_version="$1"
		    ;;
	esac
done < /var/install/packages/base

case "$have_package_version"
    in
	[0-9]*.[0-9]*.[0-9]*)
	    IFS='.'
	    set -- $have_package_version
	    unset IFS
	    major=$1
	    minor=$2
	    revision=$3
	    ;;
	[0-9]*.[0-9]*)
	    IFS='.'
	    set -- $have_package_version
	    unset IFS
	    major=$1
	    minor=$2
	    revision=0
	    ;;
	*)
	    major=0
	    minor=0
	    revision=0
	    ;;
esac

vv1_major=$major
vv1_minor=$minor
vv1_revision=$revision

vv2_major=1
vv2_minor=0
vv2_revision=5

if [ $vv1_major -lt $vv2_major ]
then
    diff_status=$old_status
else
    if [ $vv1_major -gt $vv2_major ]
    then
	diff_status=$new_status
    else
	if [ $vv1_minor -lt $vv2_minor ]
	then
	    diff_status=$old_status
	else
	    if [ $vv1_minor -gt $vv2_minor ]
	    then
		diff_status=$new_status
	    else
		if [ $vv1_revision -lt $vv2_revision ]
		then
		    diff_status=$old_status
		else
		    if [ $vv1_revision -gt $vv2_revision ]
		    then
			diff_status=$new_status
		    else
			diff_status=$inst_status
		    fi
		fi
	    fi
	fi
    fi
fi


if [ "$diff_status" == "old" ]
then
    echo ""
    echo "ERROR:"
    echo "Your base version must be at least of version 1.0.2."
    echo "Please upgrade your base version."
    echo "Press <CR>"; read dummy
    exit 1
fi

if [ "$failed" == "1" ]
then
    echo
    echo "An error occured - Exit."
    echo "Press <CR>"; read dummy
    exit 1
fi

### add date- timestamp to backup file name ###
#backupsuffix=`date +%y%m%d%H%M%S`
backupsuffix="backup"

configfile='/etc/config.d/eisfax'

# backup existing files
if [ -f "$configfile" ]
then
    generate_sic=$configfile.$backupsuffix

    if [ -f $configfile.install ]
    then
	mv $configfile.install $generate_sic
    else
	cp $configfile $generate_sic
    fi
fi

# edit parameter file
/var/install/bin/edit $configfile

echo
if /var/install/bin/ask "Activate eisfax configuration now"
then
    /var/install/config.d/eisfax.sh
fi