consolidate m3u files to a folder

consolidateM3u.sh

#!/bin/bash
set -euo pipefail
IFS=$'\n\t'
#set -x #debug mode

HELPSTRING="Usage:
	$ sh consolidateM3u.sh -p \"./playlist.m3u\" -o \"./outputDir/\""
function printHelp {
	echo "$HELPSTRING"
}

#####################################
# Parse the arguments

while getopts "o:p:h" option
do
	case $option in
		o)
			OUTPUTDIR="$OPTARG"
			;;
		p)
			PLAYLISTPATH="$OPTARG"
			;;
		h)
			printHelp
			exit 1
			;;
		:)
			#echo "Option $OPTARG requires an argument"
			printHelp
			;;
		\?)
			#echo "Unknown option $OPTARG"
			printHelp
			;;
	esac
done
shift $((OPTIND-1)) #remove left arguments


if [ -z "${OUTPUTDIR:-}" ] || [ -z "${PLAYLISTPATH}" ]
then
    printHelp
	exit 1
fi
	
if [ ! -f "${PLAYLISTPATH:-}" ]
then
	echo "Playlist path '${PLAYLISTPATH:-}' not found."
	exit 1
fi
	
if [ ! -d "${OUTPUTDIR:-}" ]
then
	mkdir -p ${OUTPUTDIR}
fi

#####################################
# Copy the files

for file in $(<$PLAYLISTPATH)
do 
	file=${file//[$'\t\r\n']} && file=${file%%*( )} # trim variable
	if [ ! -f "$file" ]
	then
		echo "NOT FOUND :\"$file\""
	else
		cp "$file" ${OUTPUTDIR}/
	fi
done