Download youtube video/audio from CLI

yt-download.sh

#!/bin/bash

# download video/audio from youtube for another sites
#### Format for video
#./yt-download.sh 'url' 'specifiy type [video,audio]' 'download_location'

URL=$1
DOWNLOAD_AS=${2:-'video'}

if [[ -z $(command -v youtube-dl) ]]; then
  echo 'Downloading youtube-dl';
  sudo wget https://yt-dl.org/downloads/latest/youtube-dl -O /usr/local/bin/youtube-dl
  sudo chmod a+rx /usr/local/bin/youtube-dl
fi

if [[ $DOWNLOAD_AS == 'video' ]]; then
  DOWNLOAD_LOCATION=${3:-'~/Videos'}
    youtube-dl -f 'bestvideo[ext=mp4][height<=1080]+bestaudio[ext=m4a]/bestvideo+bestaudio' --merge-output-format mp4 -o $DOWNLOAD_LOCATION'/%(title)s.%(ext)s' $URL
elif [[ $DOWNLOAD_AS == 'audio' ]]; then
    DOWNLOAD_LOCATION=${3:-'~/Music'}
    youtube-dl --extract-audio --audio-format mp3 -o $DOWNLOAD_LOCATION'/%(title)s.%(ext)s' $URL
fi