#!/bin/bash

######################################################################

#

#   hello_getOptions.sh -- Interpret hello module's specific options.

#

#   Written by:

#   * Alain Reguera Delgado <al@centos.org.cu>, 2013

#

# Copyright (C) 2009-2013 The CentOS Artwork SIG

#

# 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., 675 Mass Ave, Cambridge, MA 02139, USA.

#

######################################################################

function hello_getOptions {

    # Define short options we want to support.

    local ARGSS=""

    # Define long options we want to support.

    local ARGSL="help::,version,greeting:,lowercase,uppercase"

    # Redefine arguments using getopt(1) command parser.

    tcar_setModuleArguments

    # Reset positional parameters on this function, using output

    # produced from (getopt) arguments parser.

    eval set -- "${TCAR_MODULE_ARGUMENT}"

    # Look for options passed through command-line.

    while true; do

        case "${1}" in

            --help )

                tcar_printHelp "${2}"

                ;;

            --version )

                tcar_printVersion "${TCAR_MODULE_NAME}"

                ;;

            --greeting )

                HELLO_GREETING="${2:-${HELLO_GREETING}}"

                shift 2

                ;;

            --lowercase )

                HELLO_ACTIONS="lowercase ${HELLO_ACTIONS}"

                shift 1

                ;;

            --uppercase )

                HELLO_ACTIONS="uppercase ${HELLO_ACTIONS}"

                shift 1

                ;;

            -- )

                shift 1

                break

                ;;

        esac

    done

    # Define actions default value.

    HELLO_ACTIONS=${HELLO_ACTIONS:-default}

    # Redefine arguments using current positional parameters. Only

    # paths should remain as arguments, at this point.

    TCAR_MODULE_ARGUMENT="${@}"

}