search youtube and download

ytsearch.sh

#!/bin/bash

tempfile=$(mktemp)
youtube_dl_log=$(mktemp)

youtube-dl -j "ytsearch5:$*" > $tempfile

# workaround for lack of mapfile in bash < 4
# https://stackoverflow.com/a/41475317/6598435
while IFS= read -r line
do
    youtube_urls+=("$line")
done < <(cat $tempfile | jq '.webpage_url' | tr -d '"' )

# # for bash >= 4
# mapfile -t youtube_urls < <(cat $tempfile | jq '.webpage_url' | tr -d '"' )
cat $tempfile | jq '.fulltitle, .webpage_url'

while :
do
    echo "Enter video number to download."
    read i
    # don't download anything if you just press enter
    if [ ! x"$i" == x"" ]
    then
        # to make numbering of videos more intuitive (start from 1 not 0)
        youtube-dl -x --audio-format mp3 --no-progress ${youtube_urls[$i - 1]} &
    fi
done