Prints URL of all videos in Youtube Playlist. Requires: curl, jshon

youtube-plvids.sh

#! /bin/bash
if [ -z $1 ]; then
    echo "usage: $0 URL" >&2
    exit 1
fi

playlistid="$(sed -n 's|https://www\.youtube.com/playlist?list=PL\([A-Z0-9]*\)|\1|p' <<< $1)"
if [ -z "$playlistid" ]; then
    echo "Invalid URL" >&2
    exit 1
fi
startindex=1
while true; do
    #BASH Y U NO ALLOW READ FROM PIPE
    content=`curl -s "https://gdata.youtube.com/feeds/api/playlists/$playlistid?v=2&alt=jsonc&start-index=$startindex"`
    vars="$(jshon -e data -e startIndex -u -p -e totalItems -u -p -e itemsPerPage -u <<< $content | tr "\n" " " )"
    read curstartindex totalitems itemsperpage <<< $vars
    jshon -e data -e items -a -e video -e player -e default -u <<< $content
    if [ $(( curstartindex + itemsperpage  )) -ge $totalitems  ]; then

        break
    fi
    ((startindex += itemsperpage))
done