#!/usr/bin/env ruby

require 'net/https'
require 'rexml/document'

username = ''
password = ''

http = Net::HTTP.new('api.del.icio.us', 443)
http.use_ssl = true

get_req = Net::HTTP::Get.new('/v1/tags/get')
get_req.basic_auth(username, password)

http.start do |w|
  REXML::Document.new(w.request(get_req).body).elements.each('tags/tag') do |element|
    old = element.attributes['tag']
    new = old.downcase

    next if old == new

    puts "convert #{old} to #{new}"
    rename_req = Net::HTTP::Get.new("/v1/tags/rename?old=#{old}&new=#{new}")
    rename_req.basic_auth(username, password)

    w.request(rename_req)
  end
end

puts "request done."