#!/bin/bash

#

# cli_getThemeName.sh -- This function interprets the current

# absolute path ---defined in action value variable--- to extract the

# theme name from it. If theme name is found on absolute path, this

# function returns an empty string. 

#

# 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_getThemeName {

    # Initialize regular expression pattern.

    local PATTERN=''

    if [[ $ACTIONVAL =~ '^/home/centos/artwork/trunk/.*$' ]];then

        # Define theme name for trunk development line.  There is no

        # enumeration schema for themes stored under trunk development

        # line. Inside trunk development line, theme names are stored

        # in directories immediatly under Themes/Motifs/ directory and

        # and can be named using letters and numbers.

        PATTERN='^.+/Identity/Themes/Motifs/([A-Za-z0-9]+)/.+$'

    elif [[ $ACTIONVAL =~ '^/home/centos/artwork/branches/.*$' ]];then

        # Define theme name for branches development line.  Branch

        # enumeration starts at number one and increments one unit

        # each time a new branch is created from the same trunk

        # development line.  If a branch is created from another brach

        # then a new directory is created inside the source branch,

        # using the same enumeration schema.  So, we may end up with

        # paths like branches/.../Themes/Motifs/Flame/1,

        # branches/.../Themes/Motifs/Flame/1/1,

        # branches/.../Themes/Motifs/Flame/1/2,

        # branches/.../Themes/Motifs/Flame/2,

        # branches/.../Themes/Motifs/Flame/2/1, and so on.  In all

        # previous examples the theme name holds the branch

        # enumeration schema too.

        PATTERN="^.+/Identity/Themes/Motifs/(([A-Za-z0-9]+)(/${RELEASE_FORMAT})+)/.+$"

    elif [[ $ACTIONVAL =~ '^/home/centos/artwork/tags/.*$' ]];then

        # Define theme name for tags frozen lines.  Branch enumeration

        # starts at number zero and increments one unit each time a

        # new tab is created from the same branch development line.

        # Tags are never created from trunk, if you need to create a

        # tag from trunk, you need to create a branch first and later

        # a tag. In contrast with branches enumeration schema, tags

        # enumeration schema uses dots. So, we may end up with paths

        # like tags/.../Themes/Motifs/Flame/1.0,

        # tags/.../Themes/Motifs/Flame/1.1.0,

        # tags/.../Themes/Motifs/Flame/1.2.0,

        # tags/.../Themes/Motifs/Flame/2.0,

        # tags/.../Themes/Motifs/Flame/2.1.0, and so on. In all

        # previous examples the theme name holds the branch

        # enumeration schame too.

        PATTERN="^.+/Identity/Themes/Motifs/(([A-Za-z0-9]+)(\.${RELEASE_FORMAT})+)/.+$"

    else

        cli_printMessage "`gettext "The working copy parent directory structure is incorrect."`" 'AsErrorLine'

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

    # Print theme name to standard output.

    if [[ $PATTERN != '' ]];then

        echo $ACTIONVAL | sed -r "s!${PATTERN}!\1!"

    fi

}