#!/bin/bash

#

# render_getOptions.sh -- This function interprets option parameters

# passed to `render' functionality and calls actions accordingly.

#

# Copyright (C) 2009, 2010, 2011, 2012 The CentOS Project

#

# 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.

#

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

# $Id$

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

function render_getOptions {

    # Define short options we want to support.

    local ARGSS=""

    # Define long options we want to support.

    local ARGSL="filter:,quiet,answer-yes,dont-dirspecific,releasever:,basearch:,post-rendition:,last-rendition:,theme-model:,with-brands"

    # Redefine ARGUMENTS variable using getopt output.

    cli_parseArguments

    # Redefine positional parameters using ARGUMENTS variable.

    eval set -- "$ARGUMENTS"

    # Look for options passed through command-line.

    while true; do

        case "$1" in

            --filter )

                FLAG_FILTER="$2"

                shift 2

                ;;

            --quiet )

                FLAG_QUIET="true"

                shift 1

                ;;

            --answer-yes )

                FLAG_ANSWER="true"

                shift 1

                ;;

            --dont-dirspecific )

                FLAG_DONT_DIRSPECIFIC="true"

                shift 1

                ;;

            --post-rendition )

                FLAG_POSTRENDITION="$2"

                shift 2

                ;;

            --last-rendition )

                FLAG_LASTRENDITION="$2"

                shift 2

                ;;

            --basearch )

                FLAG_BASEARCH="$2"

                if [[ ! $FLAG_BASEARCH =~ $(cli_getPathComponent --architecture-pattern) ]];then

                    cli_printMessage "`gettext "The architecture provided is not supported."`" --as-error-line

                fi

                shift 2

                ;;

            --releasever )

                FLAG_RELEASEVER="$2"

                if [[ ! $FLAG_RELEASEVER =~ $(cli_getPathComponent --release-pattern) ]];then

                    cli_printMessage "`gettext "The release version provided is not supported."`" --as-error-line

                fi

                shift 2

                ;;

            --theme-model )

                FLAG_THEME_MODEL=$(cli_getRepoName $2 -d)

                shift 2

                ;;

            --with-brands )

                FLAG_WITH_BRANDS='true'

                shift 1

                ;;

            -- )

                # Remove the `--' argument from the list of arguments

                # in order for processing non-option arguments

                # correctly. At this point all option arguments have

                # been processed already but the `--' argument still

                # remains to mark ending of option arguments and

                # begining of non-option arguments. The `--' argument

                # needs to be removed here in order to avoid

                # centos-art.sh script to process it as a path inside

                # the repository, which obviously is not.

                shift 1

                break

                ;;

        esac

    done

    # Redefine ARGUMENTS variable using current positional parameters. 

    cli_parseArgumentsReDef "$@"

    # Verify non-option arguments passed to command-line. If there

    # isn't any, redefine the ARGUMENTS variable to use the current

    # location the functionality was called from.

    if [[ $ARGUMENTS == '' ]];then

        ARGUMENTS=${PWD}

    fi

}