#!/bin/sh -e
#
# psvn - Wrapper to set Subversion properties automatically
#
# Copyright (c) 2012 Beat Gätzi <beat@FreeBSD.org>
# 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.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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
#
# $FreeBSD: head/Tools/scripts/psvn 297289 2012-05-30 08:58:47Z beat $
#
# MAINTAINER=	beat@FreeBSD.org
#

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:${PATH}
export PATH

SVN=`which svn`

VERSION=`${SVN} --version --quiet | sed -e 's,^\(.*\)\.\(.*\)\..*,\1\2,'`
if [ ${VERSION} -lt 17 ] ;
then
	echo "===> Please consider upgrading to Subversion 1.7"
fi

checkstatus () {
	_error=0
 
	_files=`${SVN} status "${@}" | awk '{ print $NF }'`

	for _file in `echo ${_files}`
	do
		_status=`${SVN} status ${_file} | awk '{ print $1 }'`

		case "${_status}" in
			R?|R)
				echo "===> Do not replace files as this will break the CVS exporter: ${_file}"
				_error=1
			;;
			C|?C)
				echo "===> Conflict detected: ${_file}"
				_error=1
			;;
			\?)
				echo "===> Untracked file. Consider svn adding or deleting this file: ${_file}"
				_error=1
			;;
			\!)
				echo "===> Removed file. Consider readding or svn deleting this file: ${_file}"
				_error=1
			;;
		esac
	done

	if [ ${_error} -ne 0 ] ;
	then
		exit 1
	fi
}

setprop () {
	_files=`${SVN} status "${@}" | awk '{ print $NF }'`

	for _file in `echo ${_files}`
	do
		if [ -d ${_file} ] ;
		then
			continue
		fi
		if [ `${SVN} status ${_file} | head -1 | awk '{ print $1 }'` = 'D' ] ;
		then
			continue
		fi
		echo "=> Adding svn keywords to ${_file}"
		if egrep '\$FreeBSD\$|\$[BDFSer]+:' ${_file} > /dev/null ;
		then
			${SVN} -q propset svn:keywords "FreeBSD=%H" ${_file}
			${SVN} -q propdel fbsd:nokeywords ${_file}
		else
			${SVN} -q propset fbsd:nokeywords 1 ${_file}
			${SVN} -q propdel svn:keywords ${_file}
		fi
		if [ `basename ${_file}` != "bsd.port.mk" ] ;
		then
			${SVN} -q propset svn:eol-style native ${_file}
		fi
		${SVN} -q propset svn:mime-type text/plain ${_file}
		${SVN} -q propdel cvs2svn:cvs-rev ${_file}
	done
}


case "${1}" in
	check)
		files=`${SVN} status | awk '{ print $NF }'`
		checkstatus "${files}"
		exit 0
	;;
	ci|commit)
		opts=${@}
		shift
		while getopts qm:F: opt
		do
			case "$opt" in
				q) ;;
				m) ;;
				F) ;;
			esac
		done
		shift `expr $OPTIND - 1`
		checkstatus "${@}"
		setprop "${@}"
		${SVN} ${opts}
	;;
	*)
		${SVN} $@
	;;
esac