#!/bin/bash
######################################################################
#
#   tcar - The CentOS Artwork Repository automation tool.
#   Copyright © 2014 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.
#
#   Alain Reguera Delgado <al@centos.org.cu>
#   39 Street No. 4426 Cienfuegos, Cuba.
#
######################################################################

# Standardize the way configuration values are retrieved from
# configuration files. As arguments, the configuration file absolute
# path, the configuration section name, and the configuration option
# name must be provided.
function tcar_getConfigValue {

    local CONFIGURATION_FILE="${1}"

    local CONFIGURATION_SECTION="${2}"

    local CONFIGURATION_OPTION="${3}"

    local CONFIGURATION_LINES=$(tcar_getConfigLines \
        "${CONFIGURATION_FILE}" "${CONFIGURATION_SECTION}" "${CONFIGURATION_OPTION}")

    for CONFIGURATION_LINE in "${CONFIGURATION_LINES}";do

        local CONFIGURATION_VALUE=$(echo "${CONFIGURATION_LINE}" \
            | cut -d= -f2- | sed -r -e 's/"//g' -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')

        eval echo ${CONFIGURATION_VALUE}

    done

}