Japanese Kanji File Encode Converter (from CP932/ISO-2022-JP-1/EUC-JP to UTF-8 with LF)

enc_converter.sh

#!/bin/sh
#
# Japanese Kanji File Encode Converter (to UTF-8)
# Usage: $ sh ./enc_converter.sh "<FilePath>"
# <Filepath> is used for argument of "ls" command.
# Ex) sh ./enc_converter.sh "~/test/*.txt"

# Expect Output of 'file' Command
cp932="Non-ISO extended-ASCII text"
jis="ASCII text"
euc="ISO-8859 text"
utf8="UTF-8 Unicode text"

# Converter Function
function conv() {
	echo "[$1] convert from [$2] to [$3]"
	iconv -f $2 -t $3 < $1 > $1.tmp
	tr -d '\r' < $1.tmp > $1.tmp2
	mv $1.tmp2 $1
	rm $1.tmp
}

# Main Loop
infiles=$1

for f in `ls $1`
do
	str=`file $f`
	#echo $str

	case $str in
		*$cp932* ) conv $f "CP932" "UTF-8" ;;
		*$jis* ) conv $f "ISO-2022-JP-1" "UTF-8" ;;
		*$euc* ) conv $f "EUC-JP" "UTF-8" ;;
		*$utf8* ) conv $f "UTF-8" "UTF-8" ;;
		* ) echo "[$f] this is not supported encode.($str)" ;;
	esac

done