#!/bin/sh

## san2(at)linuxchannel.net
## 2001.05.19

## "HEADER.html" copy[rm] each sub diretory

base=`pwd`
db="${base}/.DB"
ifile="$0"

help() {
	echo "Usage :"
	echo "$ifile --add filename"
	echo "$ifile --del filename"
}

check_ofile() {
	ofile="${base}/$1"
	if [ ! -f "$ofile" ] ; then
		echo "file is not exist in $ofile"
		exit 0
	fi
}


check_tfile() {
	tfile="$1"
	if [ -s "$tfile" ] ; then
		mv -f "$tfile" "${tfile}.orgn"
		echo "${tfile}.orgn" >> $db
	fi
}


if [ "$1" = "" ] || [ "$2" = "" ]; then
	help
	exit 0
fi

check_ofile "$2"

case "$1" in
	--add)
                for dir in `find $base -type d -print` ; do
			if [ "$base" != "$dir" ] ; then
                        	check_tfile "${dir}/$2"
                        	cp -f $ofile ${dir}/
				echo "${dir}/$2" >> $db
			fi
                done
		;;
	--del)
                for dir in `find $base -type d -print` ; do
			if [ "$base" != "$dir" ] ; then
	                        rm -f "${dir}/$2"
				if [ -s "$db" ] ; then
					cat "$db" | grep -v "${dir}/$2" > $db
				fi
        		fi
	        done
		;;
	*)
		help
		;;
esac

exit 0