#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | foam-extend: Open Source CFD
#  \\    /   O peration     | Version:     4.0
#   \\  /    A nd           | Web:         http://www.foam-extend.org
#    \\/     M anipulation  | For copyright notice see file Copyright
#------------------------------------------------------------------------------
# License
#     This file is part of foam-extend.
#
#     foam-extend 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 3 of the License, or (at your
#     option) any later version.
#
#     foam-extend 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 foam-extend.  If not, see <http://www.gnu.org/licenses/>.
#
# Script
#     foamPack [outputDir]
#
# Description
#     Packs and compresses the foam directory for release
#
#------------------------------------------------------------------------------
tmpFile=${TMPDIR:-/tmp}/foamPackFiles.$$

timeStamp=$(date +%Y-%m-%d)
packDir=$WM_PROJECT-$WM_PROJECT_VERSION
packFile=${packDir}_${timeStamp}.tgz

if [ ! -d $packDir ]
then
    echo "Error: directory $packDir does not exist" 1>&2
    exit 1
fi

# add optional output directory
if [ -d "$1" ]
then
    packFile="$1/$packFile"
fi

if [ -f $packFile ]
then
    echo "Error: $packFile already exists" 1>&2
    exit 1
fi

# Create time stamp file
# ~~~~~~~~~~~~~~~~~~~~~~

echo $timeStamp 2>/dev/null > $packDir/.timeStamp

# Clean up on termination and on Ctrl-C
trap 'rm -f $tmpFile 2>/dev/null; exit 0' EXIT TERM INT


# Pack and compress the packFile using GNU tar
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

echo
echo "Packing foam version $packDir into $packFile"
echo
echo "finding and packing"

find -H $packDir               \
    ! -type d -type f          \
    ! -name "*~"               \
 -a ! -name ".*~"              \
 -a ! -name "*.orig"           \
 -a ! -name "*.dep"            \
 -a ! -name "*.o"              \
 -a ! -name "*.so"             \
 -a ! -name "*.a"              \
 -a ! -name "core"             \
 -a ! -name "core.[1-9]*"      \
 -a ! -name "pvml.[1-9]*"      \
 -a ! -name "log[0-9]*"        \
 -a ! -name "so_locations"     \
| sed                          \
 -e "\@$packDir/.git/@d"       \
 -e "\@.svn/@d"                  \
 -e "\@$packDir/lib/@d"        \
 -e '\@/\.git/@d'              \
 -e '\@applications/bin/@d'    \
 -e '\@wmake/bin/@d'           \
 -e '\@/t/@d'                  \
 -e '\@Make[.A-Za-z]*/[^/]*/@d'   \
 -e '\@doc/[Dd]oxygen/html@d'     \
 -e '\@doc/[Dd]oxygen/latex@d'    \
 -e '\@doc/[Dd]oxygen/man@d'      \
 -e '\@/lnInclude@d'              \
 -e '\@/ii_files@d'               \
 | tee $tmpFile

tar czpf $packFile --files-from $tmpFile

if [ $? -eq 0 ]
then
    echo "Finished packing and compressing $packDir into file $packFile"
else
    echo "Error: failure packing $packDir into file $packFile" 1>&2
    rm -f $packFile 2>/dev/null
fi

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