read lat/lon from flickr serialized json metadata

writeLatLongJSStdout.rb

#!/usr/bin/env ruby
require 'json'
require 'pp'

pages = 0
total = 0
perpage = 0

ARGF.each_line do |line|
  serializedJSON = line
  flickr_data_page =  JSON.parse(serializedJSON)
  page = flickr_data_page["photos"]["page"].to_i
  if page == 1
    total = flickr_data_page["photos"]["total"].to_i
    perpage = flickr_data_page["photos"]["perpage"].to_i
    pages = flickr_data_page["photos"]["pages"].to_i
  end
  if page == pages
    num_photos = total % perpage
  else
    num_photos = perpage
  end
  $stderr.printf "page:%d of:%d\n", page, pages
  0.upto num_photos-1 do |photo_index|
    printf("[%s,%s],\n", flickr_data_page["photos"]["photo"][photo_index]["latitude"],
           flickr_data_page["photos"]["photo"][photo_index]["longitude"])
  end
end