#!/usr/bin/env ruby

require 'pathname'
$:.unshift (Pathname(__FILE__).parent.parent + 'lib').to_s

require 'nanoc'
require 'articles'
require 'bitly'

include Nanoc::Helpers::Blogging

site = Nanoc::Site.new(Pathname(__FILE__).parent.parent.to_s)

Bitly.use_api_version_3
bitly = Bitly.new('wezm', 'R_f2bfdace56c886671086eb0c8acb9ce7')

site.items.select { |item| item[:kind] == 'article' }.each do |article|
  meta = YAML.load_file(article[:meta_filename]) || {}
  url = site.config[:base_url] + article.path
  unless meta['short_url']
    begin
      u = bitly.shorten(url)
      meta['short_url'] = u.short_url
    rescue BitlyError
      puts "BitlyError"
    end
  end
  
  # Write the meta data back out
  File.open(article[:meta_filename], 'w') do |file|
    YAML.dump(meta, file)
  end
  puts "#{url} => #{meta['short_url']}"
end