#!/bin/bash

#

# centos-art.sh -- The CentOS Artwork Repository automation tool.

#

# Copyright (C) 2009, 2010, 2011 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.

#

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

# Initialize personal data.

declare -xr CLI_PROGRAM='centos-art'

declare -xr CLI_PROGRAM_ID=$$

declare -xr CLI_VERSION='1.0 (beta)'

# Initialize paths.

declare -xr CLI_WRKCOPY="${HOME}/artwork"

declare -xr CLI_BASEDIR="${CLI_WRKCOPY}/trunk/Scripts"

declare -xr CLI_TEMPDIR='/tmp'

# Initialize internazionalization through GNU gettext.

. gettext.sh

declare -xr TEXTDOMAIN=${CLI_PROGRAM}.sh

declare -xr TEXTDOMAINDIR=${CLI_WRKCOPY}/trunk/L10n/Scripts

# Verify the working copy directory. Be sure it is

# `/home/centos/artwork'.  Otherwise, end the script execution.  We

# cannot continue if the working copy is stored in a place other than

# `/home/centos/artwork'. This restriction is what let us to reuse

# contents using absolute paths inside a distributed environment like

# that one provided by The CentOS Artwork Repository.

if [[ ! -d ${CLI_WRKCOPY} ]];then

    echo "`eval_gettext "The working copy must be under \\\"\\\$CLI_WRKCOPY\\\"."`" > /dev/stderr

    exit

fi

# Initialize common functions.

FILES=$(ls ${CLI_BASEDIR}/Functions/{cli,cli_*}.sh)

for FILE in ${FILES};do

    if [[ -x ${FILE} ]];then

        . ${FILE}

        FUNCTION=$(grep '^function ' ${FILE} | cut -d' ' -f2)

        export -f ${FUNCTION}

    else

        echo `eval_gettext "The \\\"\\\$FILE\\\" needs to have execution rights."` > /dev/stderr

        exit

    fi

done

# Unset all variables not considered global in order to start common

# functions with a clean environment.

unset FILE

unset FILES

unset FUNCTION

# Trap signals in order to terminate the script execution correctly

# (e.g., removing all temporal files before leaving).  Trapping the

# exit signal seems to be enough by now, since it is always present as

# part of the script execution flow. Each time the centos-art.sh

# script is executed it will inevitably end with an EXIT signal at

# some point of its execution, even if it is interrupted in the middle

# of its execution (e.g., through `Ctrl+C').

trap cli_terminateScriptExecution 0

# Initialize command-line interface.

cli "$@"