youtube dl links

youtube-dl-map.coffee

fmt_map = ytplayer.config.args.url_encoded_fmt_stream_map.split(',').map (e) ->
  e.split('&').reduce (p, c) ->
    c = c.split('=')
    p[c[0]] = unescape(c[1])
    p
  , {}

dl_map = fmt_map.reduce (p, c) ->
  p["#{c.quality}/#{c.type}"] = "#{c.url}&signature=#{c.sig}" 
  p
, {}

youtube-dl-map.js

// get download links for youtube
var fmt_map = ytplayer.config.args.url_encoded_fmt_stream_map.split(',').map(function(e) {
        return e.split('&').reduce(function(p, c) {
            c = c.split(/[=]/);
            p[c[0]] = unescape(c[1]);
            return p;
        }, {});
    }),
    dl_map = fmt_map.reduce(function(p, c) {
        p[c.quality + '/' + c.type] = c.url + '&signature=' + c.sig;
        return p;
    }, {});