#!/bin/bash

#

# verify_doEnvironment.sh -- This function outputs a brief description

# of environment variables used by `centos-art.sh' script.

#

# Copyright (C) 2009-2010 Alain Reguera Delgado

# 

# 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.

# 

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307

# USA.

# 

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function verify_doEnvironment {

    local -a VARS

    local -a INFO

    local COUNT=0

    # Define name of environment variables used by centos-art.sh

    # script.

    VARS[0]='EDITOR'

    VARS[1]='TZ'

    VARS[2]='TEXTDOMAIN'

    VARS[3]='TEXTDOMAINDIR'

    VARS[4]='LANG'

    # Define description of environment variables.

    INFO[0]="`gettext "Default text editor"`"

    INFO[1]="`gettext "Default time zone representation"`"

    INFO[2]="`gettext "Default domain used to retrieve translated messages"`"

    INFO[3]="`gettext "Default directory used to retrive translated messages"`"

    INFO[4]="`gettext "Default locale information"`"

    until [[ $COUNT -eq ${#VARS[*]} ]];do

        # Let the user reduce output using regular expression as

        # reference.

        if [[ ${VARS[$COUNT]} =~ $REGEX ]];then

            # Output list of environment variables using indirect

            # expansion (what a beautiful feature!) to output variable

            # value.

            cli_printMessage "${INFO[$COUNT]}:"

            cli_printMessage "${VARS[$COUNT]}=${!VARS[$COUNT]}" 'AsResponseLine'

        fi

        # Increment counter.

        COUNT=$(($COUNT + 1))

    done

}