Export device tokens from Urban Airship

urban_airship_device_token_export.rb

require 'rubygems'
require 'urbanairship'
require 'httparty'

Urbanairship.application_key    = '...'
Urbanairship.application_secret = '...'
Urbanairship.master_secret      = '...'

response = Urbanairship.device_tokens

results = []
begin
  next_url = response['next_page']
  tokens   = response['device_tokens']
  puts "found #{tokens.length} tokens"
  results << tokens
  puts "Fetching #{next_url}"
  response = Urbanairship.send(:do_request, :get, next_url, :authenticate_with => :master_secret)
end while not response["next_page"].nil?

results.flatten!

unless results.empty?
  File.new("urban_airship_devices.csv", 'w').tap do |f|
    results.each_with_index do |device, index|
      if index == 0
        f.puts device.keys.slice(2, 4).join(',')
      end
      f.puts device.values.slice(2, 4).join(",")
    end
  end
end