Download from soundcloud by using youtube-dl, and generate .m3u playlist file

soundcloud-dl.sh

#!/bin/bash

if [ "$1" == "upgrade" ]; then
  sudo pip3 install --upgrade youtube-dl

elif [ "$1" ]; then

  youtube-dl -c -f best --embed-thumbnail --add-metadata -o '%(playlist)s/%(title)s-%(id)s.%(ext)s' $1

  PLAYLIST=$(youtube-dl --get-filename -o "%(uploader)s.m3u" $1)
  echo "#EXTM3U" > "$PLAYLIST"
  youtube-dl --get-filename -o "#EXTINF:-1,%(title)s\r\n%(playlist)s/%(title)s-%(id)s.%(ext)s" $1 >> "$PLAYLIST"
  sed -i -e 's/\\r\\n/\r\n/g' "$PLAYLIST"

else
  echo "soundcloud.sh {URL}"
fi