#!/bin/bash
# youtube-dl-playlist-to-mp3
#
# Utility to download Youtube playlist videos and ripp off their audio into mp3
#
# @author Angel Docampo
# @license WTFPL version 2
# some minor improvements made by Stormer97 (all credit for the original script to Mr. Docampo)
echo "This script is useful when you want to download and rip a complete Youtuble playlist into mp3"
echo "Enter a name for the playlist"
read -r NAME
echo "Enter the Youtube playlist URL to begin the process (e.g: http://www.youtube.com/playlist?list=PL3DFF2F30C0A04640 ):"
read PL
rm -rf "$NAME"
mkdir "$NAME" && cd "$NAME"
rm -rf .tmp
mkdir .tmp && cd .tmp
youtube-dl -o '%(stitle)s.%(ext)s' $PL --ignore-errors
for i in *.flv; do
    ffmpeg -i "$i" -acodec libmp3lame -ac 2 -ab 128 "${i%flv}mp3";
done
for i in *.mp4; do
    ffmpeg -i "$i" -acodec libmp3lame -ac 2 -ab 128 "${i%mp4}mp3";
done
rm -rf *.flv *.mp4
cd .. && mv .tmp/*.mp3 . && rm -rf .tmp
echo "Conversion finished!"