#!/usr/bin/env ruby

require 'microformats'
require 'json'

def print_usage
  puts "Usage: microformats (URL, filepath, or HTML)"
end

def process_html(html)
    collection = Microformats.parse(html)
    puts JSON.pretty_generate(JSON[collection.to_json.to_s])
end

if STDIN.tty?
  unless ARGV[0].nil?
    process_html(ARGV[0])
  else
    print_usage
  end
else
  html = STDIN.read
  unless html.nil?
    process_html(html)
  else
    print_usage
  end
end