Shell Script to create M3U for adf files (UAE, PUAE, FS-UAE)

gistfile1.txt

#!/bin/bash
# -*- coding: UTF8 -*-
#
# Name : uae.sh
# Usage : Execute script.
# Simple script to generate an .m3u playlist file for every title found in the folder
# This will take care of multi disk as well as single disk.
#
# Usage: ./uae.sh <adf folder without last />

ROMPATH=$1

for i in $ROMPATH/*.adf
do

        title=$(echo "$i" | basename "$i" | sed s'/.adf//g;s/ (.*//g')
        filename=$(echo "$i" | basename "$i")
        numbers=$(echo "$i" | grep -oe 'Disk \([0-9.]*\) of \([0-9.]*\)')
        numberslength=${#numbers}

        if [ $numberslength -gt 0 ]
        then
                filename=$(echo "$filename|$numbers")
        fi

        echo "$filename" >> "$ROMPATH/$title".m3u

done