#!/bin/bash

#

# locale_updateMessageShell.sh -- This function parses shell scripts

# source files under action value and retrives translatable strings in

# order to creates/updates both the portable object template (.pot)

# and the portable object (.po) related.

#

# Copyright (C) 2009-2013 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 locale_updateMessageShell {

    # Print separator line.

    cli_printMessage '-' --as-separator-line

    # Define regular expression to match extensions of shell scripts

    # we use inside the repository.

    local EXTENSION='sh'

    # Define list of absolute paths to function directories.

    local FNDIRS=$(cli_getFilesList ${ACTIONVAL}/Functions \

        --maxdepth=1 --mindepth=1 --type='d' --pattern="${ACTIONVAL}/${FLAG_FILTER}")

    for FNDIR in $FNDIRS;do

        # Define absolute path to directory used as reference to store

        # portable objects.

        local L10N_WORKDIR=$(cli_getLocalizationDir "${FNDIR}")

        # Prepare working directory to receive translation files.

        locale_prepareWorkingDirectory ${L10N_WORKDIR}

        # Define absolute path to file used as reference to create

        # portable objects.

        local MESSAGES="${L10N_WORKDIR}/messages"

        # Print action message.

        cli_printMessage "${MESSAGES}.pot" --as-updating-line

        # Build list of files to process. When you build the pattern,

        # be sure the value passed through `--filter' will be exactly

        # evaluated with the extension as prefix. Otherwise it would

        # be difficult to match files that share the same characters

        # in their file names (e.g., it would be difficult to match

        # only `hello.sh' if `hello-world.sh' also exists in the same

        # location).

        local FILES=$(cli_getFilesList ${FNDIR} --pattern="^.+\.${EXTENSION}$")

        # Retrieve translatable strings from shell script files and

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

        xgettext --output=${MESSAGES}.pot \

            --copyright-holder="$(cli_printCopyrightInfo --holder)" \

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

        # Sanitate metadata inside the POT file.

        locale_updateMessageMetadata "${MESSAGES}.pot"

        # Verify, initialize or update portable objects from portable

        # object templates.

        locale_updateMessagePObjects "${MESSAGES}"

    done

    # At this point some changes might be realized inside the PO file,

    # so we need to update the related MO file based on recently

    # updated PO files here in order for `centos-art.sh' script to

    # print out the most up to date revision of localized messages.

    # Notice that this is required only if we were localizaing shell

    # scripts.

    locale_updateMessageBinary

}