e-onkyo の試聴をダウンロードするやつ。Usage: eonkyo-trial lacm14865

eonkyo-trial

#!/usr/bin/env ruby
require 'json'
require 'net/http'
require 'shellwords'
require 'uri'

unless ARGV[0]
    warn "usage: #{$0} RecordID [TrackNo] [Output]"
    exit 1
end

album_id = ARGV[0]
track_no = ARGV[1]
output = ARGV[2]

response = Net::HTTP.get_response(URI.parse("https://www.e-onkyo.com/api/getplaylist.aspx?album_id=#{album_id}"))
response.value

json = JSON.parse(response.body)

json['track_list'].select!{|e| e['track_no'] == track_no.to_i} if track_no

json['track_list'].each do |track|
    url = "https://onkyo-1.hls.wseod.stream.ne.jp/www11/onkyo-1/_definst_/#{track['file']}/chunklist.m3u8"
    out = output || File.basename(track['file'])
    shell = ['ffmpeg', '-i', url, '-vn', '-acodec', 'copy', out].shelljoin
    system(shell)
end