#!/bin/bash

######################################################################

#

#   directory_getConfiguration.sh -- This function retrieves options

#   from configuration files and process them accordingly.

#

#   Written by:

#   * Alain Reguera Delgado <al@centos.org.cu>, 2009-2013

#

# Copyright (C) 2009-2013 The CentOS Artwork SIG

#

# 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.

#

######################################################################

function directory_getConfiguration {

    local CONFIGURATION="${1}"

    local SECTION=''

    local -a SECTIONS

    # Define motif-specific environment variables, based on

    # configuration file path. These variables might save

    # configuration file writers from typing motif-specific

    # information when they produce motif-specific content. These

    # variables will be empty if the configuration file isn't inside

    # a motif-specific directory structure.

    local MOTIF=$(tcar_getPathComponent ${CONFIGURATION} --motif)

    local MOTIF_NAME=$(tcar_getPathComponent ${CONFIGURATION} --motif-name)

    local MOTIF_VERSION=$(tcar_getPathComponent ${CONFIGURATION} --motif-version)

    # Use arrays to store section names. This make possible to make

    # use of post-rendition and last-rendition concepts. Otherwise it

    # would be difficult to predict information about sections inside

    # deeper environments.

    for SECTION in $(tcar_getConfigSectionNames "${CONFIGURATION}" \

        | egrep ${TCAR_FLAG_FILTER});do

        SECTIONS[++${#SECTIONS[*]}]="${SECTION}"

    done

    local COUNTER=0

    while [[ ${COUNTER} -lt ${#SECTIONS[*]} ]];do

        # Initialize array variables locally.

        local -a TRANSLATIONS

        local -a SOURCES

        local SOURCE=''

        local SECTION=${SECTIONS[${COUNTER}]}

        local RENDER_FROM=$(tcar_getConfigValue "${CONFIGURATION}" "${SECTION}" "render-from")

        for SOURCE in ${RENDER_FROM};do

            if [[ ${SOURCE} =~ "^/" ]];then

                SOURCES[++${#SOURCES[*]}]=${SOURCE}

            else

                SOURCES[++${#SOURCES[*]}]=$(dirname ${CONFIGURATION})/${SOURCE}

            fi

        done

        local RENDER_TYPE=$(tcar_getConfigValue "${CONFIGURATION}" "${SECTION}" "render-type")

        if [[ -z ${RENDER_TYPE} ]];then

           RENDER_TYPE=$(echo ${SOURCES[0]} | sed -r 's/.+\.([[:alpha:]]+)$/\1/') 

        fi

        local LOCALE_FROM=$(tcar_getConfigValue "${CONFIGURATION}" "${SECTION}" "locale-from")

        for TRANSLATION in ${LOCALE_FROM};do

            if [[ ${TRANSLATION} =~ "^/" ]];then

                TRANSLATIONS[++${#TRANSLATIONS[*]}]=${TRANSLATION}

            else

                TRANSLATIONS[++${#TRANSLATIONS[*]}]=$(dirname ${CONFIGURATION})/${TRANSLATION}

            fi

        done

        local RENDER_FLOW=$(tcar_getConfigValue "${CONFIGURATION}" "${SECTION}" "render-flow")

        if [[ -z ${RENDER_FLOW} ]];then

            RENDER_FLOW='article'

        fi

        local PO_FILE=${TRANSLATIONS[0]}

        # Define package name. This is the name of the initialization

        # file you provided as argument to the command line to provide

        # localization for.

        local PACKAGE_NAME=$(basename ${RENDER_FROM})

        # Define package version. The script version is used here.

        # Modules doesn't have a version by now. They share the same

        # version of the centos-art.sh script.

        local PACKAGE_VERSION=${TCAR_SCRIPT_VERSION}

        # Initialize locale's actions module.

        tcar_setModuleEnvironment -m "actions" -t "sib-module"

        # Increment section's counter.

        COUNTER=$(( ${COUNTER} + 1 ))

        # Reset array variables to prevent section-specific

        # information from being concatenated to other sections.

        unset SOURCES

        unset TRANSLATIONS

    done

    # Reset array variables and their counters to avoid undesired

    # concatenations between configuration files.

    unset COUNTER

    unset SECTIONS

}