#! /bin/sh
#----------------------------------------------------------------------------
# edit - ask user for edit
#
# usage: edit file
#
# return values:
#   0  editor started
#   1  editor not started
#
# Copyright (c) 2003-2004 Frank Meyer <frank@eisfair.org>
#
# Creation:	19.07.2003  fm
# 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.
#----------------------------------------------------------------------------

# include function library
. /var/install/bin/config_shlib

configfile=$1 
baseconfigfile=`basename $configfile`

editor=$EDITOR

if [ "$editor" = "" ]
then
    editor=joe
fi
 
basename=`basename $editor`

echo
echo
echo "Since there is no EIS/FAIR configuration tool, you must edit"
echo "the EIS/FAIR configuration file $configfile with"
echo "the editor $editor."
echo
 
param=""

if [ "$basename" = "joe" ]
then
    echo "You can get help by joe if you press 'Ctrl-K H'."
    echo
    param="-nobackups"
elif [ "$basename" = "vi" -o "$basename" = "vim" ]
then
    echo "You can get help by vi/vim if you enter ':help'."
    echo
fi
 
exitval=0
if /var/install/bin/ask "Continue"
then
    cp -p $configfile /tmp/edit-$$
    chmod og-rw /tmp/edit-$$

    while [ 1 ]
    do
        $editor $param $configfile

        if [ -f /usr/local/bin/eischk -a -f /etc/check.d/$baseconfigfile ]
        then
            colecho "Checking configuration file ..." br b br
            echo
            /usr/local/bin/eischk \
            -c /etc/config.d \
            -x /etc/check.d \
            -l /tmp/$baseconfigfile.log \
            -p $baseconfigfile

            eischkretval=$?

            if [ -f /tmp/$baseconfigfile.log ]
            then
                chmod og-r /tmp/$baseconfigfile.log
            fi

            if [ "$eischkretval" != "0" ]
            then
                if ! /var/install/bin/ask "Edit configuration again"
                then
                    exitval=1
                    break
                fi
            else
                break
            fi
        else
            break
        fi
    done

    if ! diff /tmp/edit-$$ $configfile >/dev/null
    then
	#mv /tmp/edit-$$ $configfile.backup
	backup_config $baseconfigfile /tmp/edit-$$
	rm -f /tmp/edit-$$
    else
	rm -f /tmp/edit-$$
    fi
    rm -f /tmp/$baseconfigfile.log
    exit $exitval
fi

exit 1