Ruby API for parsing FFXIV Lodestone

lodestone_api.rb

#!/usr/bin/env ruby
# encoding: utf-8

require 'nokogiri'
require 'open-uri'
require 'json'

module LodestoneApi
  CHARACTER_URL = 'http://na.finalfantasyxiv.com/lodestone/character'

  DOW = %w(gladiator pugilist marauder lancer archer rogue)
  DOM = %w(conjurer thaumaturge arcanist)
  DOH = %w(carpenter blacksmith armorer goldsmith leatherworker weaver alchemist culinarian)
  DOL = %w(miner botanist fisher)

  def self.parse(options)
    if options.include?(:id)
      parse_id(options[:id])
    elsif options.values_at(:name, :world).size == 2
      id = find_id(*options.values_at(:name, :world))
      parse_id(id)
    else
      abort 'Invalid lookup.'
    end
  end

  def self.parse_id(char_id)
    doc = character_page(char_id)

    name  = doc.css('title').text.split(' | ').first
    title = doc.css('div.chara_title').text
    image = doc.css('div.bg_chara_264 img').first['src']

    disciple_of_war   = hashify_levels(DOW, levels(doc, 'mc_title_fighter'))
    disciple_of_magic = hashify_levels(DOM, levels(doc, 'mc_title_sorcerer'))
    disciple_of_hand  = hashify_levels(DOH, levels(doc, 'mc_title_crafter'))
    disciple_of_land  = hashify_levels(DOL, levels(doc, 'mc_title_gatherer'))

    { name: name, title: title, image: image, disciple_of_war: disciple_of_war,
      disciple_of_magic: disciple_of_magic, disciple_of_hand: disciple_of_hand,
      disciple_of_land: disciple_of_land }.to_json
  end

  private
  def self.character_page(char_id)
    Nokogiri::HTML(open("#{CHARACTER_URL}/#{char_id}"))
  end

  def self.search_page(name, world)
    Nokogiri::HTML(open("#{CHARACTER_URL}?q=#{name.sub(' ', '+')}&worldname=#{world}"))
  end

  def self.find_id(name, world)
    doc = search_page(name, world)
    doc.css('h4.player_name_gold a').last['href'].split('/').last
  end

  def self.levels(doc, id)
    doc.xpath("//h3[@id='#{id}']/following-sibling::ul").css('li').map(&:text)
  end

  def self.hashify_levels(names, levels)
    Hash[names.zip(levels)]
  end
end

# For testing on CLI
args = ARGV[0..-1]

if args.size == 1
  puts LodestoneApi.parse(id: args[0])
elsif args.size == 2
  puts LodestoneApi.parse(name: args[0], world: args[1])
else
  puts LodestoneApi.parse(id: '2829821')
end

$ ./lodestone_api.rb 2829821

{"name":"Mizzteq Aran","title":"The Meat Axe",
"image":"http://img2.finalfantasyxiv.com/f/bb9d9a1c98e06a393df7cadd485dc910_be20385e18333edb329d4574f364a1f0fl0_640x873.jpg?1432323612",
"disciple_of_war":{"gladiator":"50","pugilist":"23","marauder":"50","lancer":"-","archer":"30","rogue":"-"},
"disciple_of_magic":{"conjurer":"50","thaumaturge":"30","arcanist":"50"},
"disciple_of_hand":{"carpenter":"2","blacksmith":"14","armorer":"7","goldsmith":"-","leatherworker":"-","weaver":"-","alchemist":"-","culinarian":"11"},
"disciple_of_land":{"miner":"19","botanist":"-","fisher":"50"}}

$ ./lodestone_api.rb "Mizzteq Aran" "Behemoth"

{"name":"Mizzteq Aran","title":"The Meat Axe",
"image":"http://img2.finalfantasyxiv.com/f/bb9d9a1c98e06a393df7cadd485dc910_be20385e18333edb329d4574f364a1f0fl0_640x873.jpg?1432323612",
"disciple_of_war":{"gladiator":"50","pugilist":"23","marauder":"50","lancer":"-","archer":"30","rogue":"-"},
"disciple_of_magic":{"conjurer":"50","thaumaturge":"30","arcanist":"50"},
"disciple_of_hand":{"carpenter":"2","blacksmith":"14","armorer":"7","goldsmith":"-","leatherworker":"-","weaver":"-","alchemist":"-","culinarian":"11"},
"disciple_of_land":{"miner":"19","botanist":"-","fisher":"50"}}