# batch rename files
# copyright by calvin 2013

if [ $# -ne 3 ] ; then
	echo "USAGE : svnbmv.sh \"FILES\" SRCSTR DSTSTR"
	exit 9
fi

FILES=$1
SRCSTR=$2
DSTSTR=$3

CNT=0
for FILENAME in `ls -d $FILES` ; do
	NEWFILENAME=`echo $FILENAME | sed "s/$SRCSTR/$DSTSTR/g"`
	if [ x"$NEWFILENAME" = x"$FILENAME" ] ; then
		continue
	fi
	COMMAND="svn mv $FILENAME $NEWFILENAME"
	echo $COMMAND
	
	CNT=`expr $CNT + 1`
done

if [ $CNT -eq 0 ] ; then
	echo "无匹配文件"
	exit 0
fi

printf "涉及文件数量%d个，确认改名? " $CNT
read YN
if [ x"$YN" != x"y" ] ; then
	exit 0
fi

CNT=0
for FILENAME in `ls -d $FILES` ; do
	NEWFILENAME=`echo $FILENAME | sed "s/$SRCSTR/$DSTSTR/g"`
	if [ x"$NEWFILENAME" = x"$FILENAME" ] ; then
		continue
	fi
	COMMAND="svn mv $FILENAME $NEWFILENAME"
	$COMMAND
	
	CNT=`expr $CNT + 1`
done
printf "完成，共处理了%d个文件\n" $CNT