#!/bin/bash

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

#

#   prepare_setPackages.sh -- This function verifies packages

#   required by centos-art.sh script and prints a list of installed

#   and missing packages based on it.

#

#   Written by:

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

#

# 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.

#

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

function prepare_setPackages {

    local PACKAGES_REQUIRED="inkscape ImageMagick netpbm

    netpbm-progs syslinux gimp coreutils texinfo texinfo-tex info

    tetex-latex tetex-fonts tetex-xdvi tetex-dvips gettext texi2html

    gnome-doc-utils elinks docbook-style-xsl docbook-utils

    docbook-dtds docbook-style-dsssl docbook-simple docbook-utils-pdf

    docbook-slides firefox sudo yum rpm ctags vim-enhanced asciidoc

    dblatex"

    local -x  PACKAGES_THIRDPARTY='(inkscape|asciidoc|dblatex)'

    for PACKAGE in ${PACKAGES_REQUIRED};do

        rpm -q ${PACKAGE} --quiet

        if [[ $? -ne 0 ]];then

            PACKAGES_UNINSTALLED="${PACKAGES_UNINSTALLED} ${PACKAGE}"

        fi

    done

    local YUM_OPTIONS=''

    if [[ ${TCAR_FLAG_YES} == 'true' ]];then

        YUM_OPTIONS='-y'

    fi

    if [[ ${TCAR_FLAG_QUIET} == 'true' ]];then

        YUM_OPTIONS="${YUM_OPTIONS} --quiet"

    fi

    if [[ ! -z ${PACKAGES_UNINSTALLED} ]];then

        tcar_printMessage "`gettext "The following packages need to be installed:"`" --as-banner-line

        for PACKAGE in ${PACKAGES_UNINSTALLED};do

            if [[ ${PACKAGE} =~ ${PACKAGES_THIRDPARTY} ]];then

                tcar_printMessage "${PACKAGE} (`gettext "from third party repository"`)" --as-response-line

            else

                tcar_printMessage "${PACKAGE}" --as-response-line

            fi

        done

        tcar_printMessage '-' --as-separator-line

        tcar_printMessage "`gettext "Do you want to continue"`" --as-yesornorequest-line

        sudo yum install ${YUM_OPTIONS} ${PACKAGES_UNINSTALLED}

    else

        tcar_printMessage "`gettext "All required packages are already installed."`" --as-banner-line

    fi

}