Fix source file character encoding

encode2utf

#!/bin/bash
set -e
set -x

# Check if file name is provided
if [ -z "$1" ]
then
    echo "No file name provided"
    exit 1
fi

# Determine the file encoding
encoding=$(file -bi "$1" | sed -e 's/.*[ ]charset=//')

if [ "$encoding" = "unknown-8bit" ]
then
    encoding="ISO-8859-1"
fi

# Convert the file to UTF-8
if [ "$encoding" != "utf-8" ]
then
    iconv -f "$encoding" -t utf-8 "$1" > "$1".utf8
    mv "$1".utf8 "$1"
    echo "File converted to UTF-8"
else
    echo "File is already UTF-8"
fi