#!/bin/bash

#

# locale_updateMessageShell.sh -- This function parses shell scripts

# under action value, retrives translatable strings and

# creates/updates both portable object templates (.pot) and portable

# objects (.po).

#

# Copyright (C) 2009-2011 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 locale_updateMessageShell {

    # Redefine locales work directory to store locale-specific files.

    # The redefinition should be done locally to avoid undesired

    # concatenations.

    local WORKDIR=${WORKDIR}/$(cli_getCurrentLocale)

    # Create locales work directory if it doesn't exist.

    if [[ ! -d ${WORKDIR} ]];then

        mkdir -p ${WORKDIR}

    fi

    # Define file-name used as reference to create portable object

    # templates (.pot), portable objects (.po) and machine objects

    # (.mo).

    local FILE="${WORKDIR}/${TEXTDOMAIN}"

    # Redefine filter pattern in order to get shell scripts only.

    # Since centos-art.sh is written in Bash, centos-art.sh does

    # retrive translatable strings from shell scripts written in Bash

    # only.

    if [[ $ACTIONVAL =~ "$(cli_getRepoTLDir)/Scripts/Bash/.*$" ]];then

        FLAG_FILTER="${FLAG_FILTER}.*\.sh"

    else

        cli_printMessage "`gettext "The path provided can't be processed."`"

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

    # Build list of XML-base files which we want retrive translatable

    # strings from.

    cli_getFilesList

    # Print out action preamble. Since the `--filter' option can be

    # supplied, it is useful to know which files we are getting

    # translatable strings from.

    cli_printActionPreamble "${FILES}" "doLocale" 'AsResponseLine'

    # Print action message.

    cli_printMessage "${FILE}.pot" 'AsUpdatingLine'

    # Retrive translatable strings from XML-based files and

    # create the portable object template (.pot) for them.

    /usr/bin/xgettext --output=${FILE}.pot \

        --copyright-holder="CentOS Documentation SIG" \

        --width=70 --sort-by-file ${FILES}

    # Verify xgettext exit status.

    if [[ $? != 0 ]];then

        cli_printMessage "`eval_gettext "The .pot \\\`\\\$FILE' could not be created."`"

        cli_printMessage "$(caller)" 'AsToKnowMoreLine'

    fi

    if [[ ! -f ${FILE}.po ]];then

        # Create portable object using portable object template, at

        # the same time we use output to print the action message.

        # There is no --quiet option for msginit command that let to

        # separate both printing action message and creation command

        # apart one from another).

        cli_printMessage $(msginit -i ${FILE}.pot -o ${FILE}.po --width=70 \

            --no-translator 2>&1 | cut -d' ' -f2 | sed -r 's!\.$!!') 'AsCreatingLine'

        # Sanitate portable object metadata.

        locale_updateMessageMetadata "${FILE}.po"

    else

        # Print action message.

        cli_printMessage "${FILE}.po" 'AsUpdatingLine'

        # Update portable object merging both portable object and

        # portable object template.

        msgmerge --output="${FILE}.po" "${FILE}.po" "${FILE}.pot" --quiet

    fi

}