#!/bin/bash

#

# svg_getActions.sh -- This function interpretes arguments passed to

# `svg' functionality and calls actions accordingly.

#

# 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 svg_getActions {

    # Define short options we want to support.

    local ARGSS=""

    # Define long options we want to support.

    local ARGSL="update-metadata:,vacuum-defs:,filter:"

    # Parse arguments using getopt(1) command parser.

    cli_doParseArguments

    # Reset positional parameters using output from (getopt) argument

    # parser.

    eval set -- "$ARGUMENTS"

    # Look for options passed through command-line.

    while true; do

        case "$1" in

            --update-metadata )

                # Define action value.

                ACTIONVAL="$2"

                # Check action value. Be sure the action value matches

                # the convenctions defined for source locations inside

                # the working copy.

                cli_checkRepoDirSource

                # Define action name using action value as reference.

                ACTIONNAM="${FUNCNAM}_updateMetadata"

                # Look for sub-options passed through command-line.

                while true; do

                    case "$3" in

                        --filter )

                            # Redefine regular expression.

                            REGEX="$4"

                            # Rotate positional parameters.

                            shift 4

                            ;;

                        * )

                            # Break sub-options loop.

                            break

                            ;;

                    esac

                done

                # Break options loop.

                break

                ;;

            --vacuum-defs )

                # Define action value.

                ACTIONVAL="$2"

                # Check action value. Be sure the action value matches

                # the convenctions defined for source locations inside

                # the working copy.

                cli_checkRepoDirSource

                # Define action name using action value as reference.

                ACTIONNAM="${FUNCNAM}_vacuumDefs"

                # Look for sub-options passed through command-line.

                while true; do

                    case "$3" in

                        --filter )

                            # Redefine regular expression.

                            REGEX="$4"

                            # Rotate positional parameters.

                            shift 4

                            ;;

                        * )

                            # Break sub-options loop.

                            break

                            ;;

                    esac

                done

                # Break options loop.

                break

                ;;

            * )

                # Break options loop.

                break

        esac

    done

    # Verify action value variable.

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

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

    # Re-define regular expression to match scalable vector graphic

    # files only.

    REGEX=$(echo "${REGEX}.*\.(svgz|svg)")

    # Execute action name.

    if [[ $ACTIONNAM =~ "^${FUNCNAM}_[A-Za-z]+$" ]];then

        eval $ACTIONNAM

    else

        cli_printMessage "`eval_gettext "A valid action is required."`" 'AsErrorLine'

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

}