#!/bin/bash

#

# locale.sh -- This function provides internationalization features

# for centos-art.sh script through GNU gettext standard processes.

#

# Copyright (C) 2009, 2010, 2011, 2012 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 {

    # Verify current locale information to avoid English messages from

    # being localized to themselves.  The English language is used as

    # reference to write translatable strings inside the source files.

    if [[ $(cli_getCurrentLocale) =~ '^en' ]];then

        cli_printMessage "`gettext "The English language cannot be localized to itself."`" --as-error-line

    fi

    local ACTIONNAMS=''

    local ACTIONNAM=''

    local ACTIONVAL=''

    # Initialize machine object flag (`--dont-create-mo').  This flag

    # controls whether the centos-art.sh script does create/update

    # machine object (MO) files from related portable object (PO)

    # files or not. By default, MO files are created.

    local FLAG_DONT_CREATE_MO='false'

    # Define localization (l10n) base directory. This is the place

    # where all translation messages are organized in. Translation

    # messages are organized herein using the same layout of the

    # components they represent under the `trunk/Identity',

    # `trunk/Documentation/Manuals' or `trunk/Scripts' directory

    # structures.  The localization base directory must be used as

    # source location for subversion operations (e.g., status, update,

    # commit, etc.).  Otherwise, it would be difficult to add

    # directory structures that have several levels down from the

    # localization base directory up to the repository (e.g., it is

    # not possible in subversion to add a directory which parent

    # directory hasn't been added to the repository previously.).

    L10N_BASEDIR="$(cli_getRepoTLDir)/Locales"

    # Interpret arguments and options passed through command-line.

    locale_getOptions

    # Redefine positional parameters using ARGUMENTS. At this point,

    # option arguments have been removed from ARGUMENTS variable and

    # only non-option arguments remain in it. 

    eval set -- "${ARGUMENTS}"

    # Syncronize changes between repository and working copy. At this

    # point, changes in the repository are merged in the working copy

    # and changes in the working copy committed up to repository.

    cli_syncroRepoChanges "${L10N_BASEDIR}"

    # Loop through non-option arguments passed to centos-art.sh script

    # through its command-line.

    for ACTIONVAL in "$@";do

        # Sanitate non-option argument to be sure it matches the

        # directory convenctions stablished by centos-art.sh script

        # against source locations in the working copy.

        ACTIONVAL=$(cli_checkRepoDirSource "${ACTIONVAL}")

        # Verify directory passed as non-option argument to be sure it

        # supports localization.

        if [[ ! $(cli_isLocalized "${ACTIONVAL}") == 'true' ]];then

            cli_printMessage "`gettext "The path provided does not support localization."`" --as-error-line

        fi

        # Define localization working directory using directory passed

        # as non-option argument. The localization working directory

        # is the place where POT and PO files are stored inside the

        # working copy.

        L10N_WORKDIR=$(echo "${ACTIONVAL}" \

            | sed -r -e "s!trunk/(Identity|Scripts|Manuals)!trunk/Locales/\1!")/$(cli_getCurrentLocale)

        # Execute localization actions provided to centos-art.sh

        # script through its command-line. Notice that localization

        # actions will be executed in the same order they were

        # provided in the command-line.

        for ACTIONNAM in ${ACTIONNAMS};do

            ${ACTIONNAM}

        done

    done

    # Syncronize changes between repository and working copy. At this

    # point, changes in the repository are merged in the working copy

    # and changes in the working copy committed up to repository.

    cli_syncroRepoChanges "${L10N_BASEDIR}"

}