Download favicons from given domains

favicon_download.rb

# frozen_string_literal: true

require "down"

def domains
  File.readlines("domains.txt").map(&:chomp).reject(&:empty?)
end

def download_favicon(domain, download_to)
  url = "http://www.google.com/s2/favicons?domain=#{domain}"
  Down.download(url, destination: "#{download_to}/#{domain}.png")
end

domains.each { |domain| download_favicon(domain, "/tmp/icons" ) }