Pull down Apple's HD screensaver vids from Phobos

atv_vidslurp.rb

#!/usr/bin/env ruby

# atv_vidslurp.rb, 20161216 yesmar@gmail.com
# Pull down Apple's HD screensaver vids from Phobos.

require 'net/http'
require 'json'

PHOBOS_URL='http://a1.phobos.apple.com/us/r1000/000/Features/atv/AutumnResources/videos/entries.json'

uri = URI(PHOBOS_URL)
response = Net::HTTP.get(uri)
root = JSON.parse(response)
root.each { |collection|
  collection['assets'].each { |asset|
    if asset['type'] =~ /video/i
      filebase = File.basename(asset['url'])
      detail = "#{asset['accessibilityLabel']} #{asset['timeOfDay']}"
      filename = "#{detail.split.collect(&:downcase).join('_')}_#{filebase}"
      puts "▶︎ #{filename}"
      system("curl -#L #{asset['url']} -o #{filename}")
    end
  }
}