#!/bin/bash

#

# cli_getRepoTLDir.sh -- This function returns the repository top

# level absolute path. The repository top level absolute path may be

# /home/centos/artwork/trunk, /home/centos/artwork/branches, or

# /home/centos/artwork/tags.

#

# 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 cli_getRepoTLDir {

    local PATTERN=''

    local REPLACE=''

    local LOCATION=''

    # Define location. If first argument is provided use it as default

    # location.  Otherwise, if first argument is not provided,

    # location takes the action value (ACTIONVAL) as default.

    if [[ "$1" != '' ]];then

        LOCATION="$1"

    else

        LOCATION="$ACTIONVAL"

    fi

    # Verify location.

    if [[ $LOCATION =~ '^/home/centos/artwork/(trunk|branches|tags)/.+$' ]];then

        case "$2" in

            -r|--relative )

                PATTERN='^/home/centos/artwork/(trunk|branches|tags)/.+$'

                REPLACE='\1'

                ;;

            -a|--absolute|* )

                PATTERN='^(/home/centos/artwork/(trunk|branches|tags))/.+$'

                REPLACE='\1'

                ;;

        esac

    else

        cli_printMessage "cli_getRepoTLDir: `eval_gettext "The location \\\`\\\$LOCATION' is not valid."`" 'AsErrorLine'

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

    # Print location.

    echo $LOCATION | sed -r "s!${PATTERN}!${REPLACE}!g"

}