#!/bin/sh
#
# Copyright (c) 2005 Kimmo Suominen
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer
#    in the documentation and/or other materials provided with the
#    distribution.
# 3. The name of the author may not be used to endorse or promote
#    products derived from this software without specific prior
#    written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#
# Create WordPress/fi_FI tar.gz and zip files.
#
# 20050222  Kimmo Suominen
# 20050315  Kimmo Suominen - Use standard repository layout (UTF-8)
# 20050319  Kimmo Suominen - Use gettext theme and branches
# 20070601  Kimmo Suominen - Use tags, not branches
#
export PATH
PATH=/bin:/usr/bin:/usr/pkg/bin:/usr/local/bin
#
verbose=0
#
if [ -r "${HOME}/.wpbuildrc" ]
then
    . "${HOME}/.wpbuildrc"
fi
#
usage()
{
    (
	echo "Usage: $0 [options] -t themebase directory [...]"
	echo "       $0 [options] -d dist -r repository"
	echo " "
	echo "Common options:"
	echo "-b branch        Use branch, if it exists, otherwise use trunk"
	echo "-d dist          The original WordPress distribution"
	echo "-i revision      I18N revision to use in created filenames"
	echo "-w revision      WordPress revision to use in created filenames"
    ) 1>&2
    exit 1
}
#
copytree()
{
    (cd "${1}" && pax -rw -pp -s '|.*/\..*||' . "${2}")
}
#
mkfilename()
{
    echo -n "${CURDIR}/${BASENAME}"
    echo -n "${WREV:+-${WREV}}"
    echo -n "-${LANG}${charset:+.${charset}}"
    echo "${IREV:+-${IREV}}"
}
#
while getopts b:d:i:r:t:vw: opt
do
    case "${opt}" in
    b)	BRANCHTAG="${OPTARG}";;
    d)	DIST="${OPTARG}";;
    i)  IREV="${OPTARG}";;
    r)	REPODIR="${OPTARG}";;
    t)	THEMEDIR="${OPTARG}";;
    v)  verbose=`expr ${verbose} + 1`;;
    w)  WREV="${OPTARG}";;
    *)  usage;;
    esac
done
shift `expr ${OPTIND} - 1`
#
case $# in
0)
    if [ -z "${REPODIR}" ]
    then
	echo "ERROR: Must provide a repository or directories" 1>&2
	echo " " 1>&2
	usage
    fi
    set -- "${REPODIR}"/*/trunk
    ;;
esac
#
if [ -z "${BASENAME}" ]
then
    BASENAME="wordpress"
    if [ -n "${BRANCHTAG}" ]
    then
	BASENAME="wordpress-${BRANCHTAG}"
    else
	BASENAME="latest"
    fi
fi
#
CURDIR=`pwd`
#
case "${DIST}" in
/*) ;;
*)  DIST="${CURDIR}/${DIST}" ;;
esac
#
if [ ! -r "${DIST}" ]
then
    echo "ERROR: Cannot read ${DIST}" 1>&2
    exit 1
fi
#
if [ -z "${THEMEDIR}" ]
then
    if [ -n "${REPODIR}" ]
    then
	if [ -d "${REPODIR}/theme/tags/${BRANCHTAG}" ]
	then
	    THEMEDIR="${REPODIR}/theme/tags/${BRANCHTAG}"
	else
	    THEMEDIR="${REPODIR}/theme/trunk"
	fi
    fi
fi
#
umask 022
#
for dir
do
    case "${dir}" in
    /*) SRCDIR="${dir}" ;;
    *)  SRCDIR="${CURDIR}/${dir}" ;;
    esac
    #
    case "${SRCDIR}" in
	*/cy/*)
	    LANG="cy"
	    ;;
	*/eo/*)
	    LANG="eo"
	    ;;
	*/fa/*)
	    LANG="fa"
	    ;;
	*/??_??*/*)
	    LANG=`echo "${SRCDIR}" | sed -e 's,.*/\(.._..[^/]*\)/.*,\1,'`
	    case "${LANG}" in
	    */*)
		if [ ${verbose} -gt 0 ]
		then
		    echo "Skipping ${SRCDIR}"
		fi
		continue
		;;
	    esac
	    ;;
	*)
	    if [ ${verbose} -gt 0 ]
	    then
		echo "Skipping ${SRCDIR}"
	    fi
	    continue
	    ;;
    esac
    #
    if [ -n "${BRANCHTAG}" ]
    then
	BDIR=`echo "${SRCDIR}" | sed -e "s,/trunk,/tags/${BRANCHTAG},"`
	if [ -d "${BDIR}" ]
	then
	    SRCDIR="${BDIR}"
	    echo "Processing ${LANG}/tags/${BRANCHTAG}"
	else
	    echo "Processing ${LANG}/trunk"
	fi
    fi
    #
    for mpo in "${SRCDIR}/messages/"*.po
    do
	if [ ! -f "${mpo}" ]
	then
	    continue
	fi
	#
	bf=`basename "${mpo}" .po`
	case "${bf}" in
	"${LANG}".*)
	    charset=`echo "${bf}" | awk -F. '{print $NF}'`
	    ;;
	"${LANG}")
	    charset=''
	    ;;
	theme-"${LANG}"*)
	    # these are processed as needed
	    continue
	    ;;
	*)
	    if [ ${verbose} -gt 0 ]
	    then
		echo "* not processing ${mpo}"
	    fi
	    continue
	    ;;
	esac
	#
	WRKDIR=`mktemp -d -t wp`
	#
	if [ ! -d "${WRKDIR}" ]
	then
	    echo "ERROR: Creating work directory failed!" 1>&2
	    exit 1
	fi
	#
	trap "rm -rf '${WRKDIR}'" 0 1 3 13 15
	#
	cd "${WRKDIR}" || exit 1
	#
	if [ -d "${DIST}" ]
	then
	    mkdir wordpress || exit 1
	    copytree "${DIST}" wordpress
	else
	    tar -xzf "${DIST}"
	fi
	#
	mkdir -p "wordpress/wp-includes/languages"
	msgfmt -o "wordpress/wp-includes/languages/${LANG}.mo" "${mpo}"
	#
	for i in \
	    "theme${charset:+/${charset}}" \
	    "theme${charset:+/${charset}}/default"
	do
	    theme="${i}"
	    if [ -f "${SRCDIR}/${i}/index.php" ]
	    then
		break
	    fi
	done
	#
	for pair in \
	    "${theme} wp-content/themes/default" \
	    "dist${charset:+/${charset}} ."
	do
	    set -- ${pair}
	    src="${SRCDIR}/${1}"
	    dst="${WRKDIR}/wordpress/${2}"
	    if [ -d "${src}" ]
	    then
		if [ ${verbose} -gt 1 ]
		then
		    echo "* ${1}"
		fi
		copytree "${src}" "${dst}"
	    else
		case "${src}" in
		"${SRCDIR}/${theme}")
		    if [ -d "${THEMEDIR}" ]
		    then
			tpo=`echo ${mpo} | sed -e \
			    "s,/messages/${LANG},/messages/theme-${LANG},"`
			if [ -f "${tpo}" ]
			then
			    if [ ${verbose} -gt 1 ]
			    then
				echo '* gettext theme ('`basename "${tpo}"`')'
			    fi
			    msgfmt -o "${dst}/${LANG}.mo" "${tpo}"
			    copytree "${THEMEDIR}" "${dst}"
			    continue
			fi
		    fi
		    ;;
		esac
		echo "* WARNING: ${LANG}: ${1} is missing"
	    fi
	done
	#
	chmod -R u=rwX,go=rX wordpress
	#
	pfile="`mkfilename`"
	for i in tar.gz zip
	do
	    case "$i" in
	    zip)
		cmd="zip -qr"
		;;
	    *)
		cmd="tar -czf"
		;;
	    esac
	    eval $cmd "${pfile}.${i}" wordpress || rm -f "${pfile}.${i}"
	    #
	    if [ -f "${pfile}.${i}" ]
	    then
		echo '* created' `basename "${pfile}.${i}"`
	    fi
	done
	#
	cd "${CURDIR}"
	rm -rf "${WRKDIR}"
    done
done