modeset/bitbot-responders

# encoding: UTF-8
require "net/http"
require "nokogiri"

class NicknameResponder < Bitbot::Responder
  include Bitbot::Responder::Wit

  WORLDS = {
    pirate: {
      uri: "http://mess.be/pirate-names-male.php",
      response: "Arrr! Yer pirate name be {{nick}}",
      selector: ".normalText font b"
    },
    wutang: {
      uri: "http://mess.be/inickgenwuname.php",
      response: "Your Wu-Tang Clan name is {{nick}}",
      selector: "center b font:not(.normalText)"
    },
    blues:  {
      uri: "http://mess.be/inickgenbluesmalename.php",
      response: "Welcome to the Crossroads, {{nick}}",
      selector: "center > .boldText"
    },
    potter: {
      uri: "http://mess.be/harry-potter-names-male.php",
      response: "Here is your wizarding name: {{nick}}",
      selector: "center .normalText font b"
    },
    hacker: {
      uri: "http://mess.be/inickgenhacker.php",
      response: "Welcome to the Matrix, {{nick}}",
      selector: "center > p.normalText > b"
    }
  }

  category "Miscellaneous"

  help "misc:nickname <world>",
       description: "Your nickname for a given world (e.g. pirate, wutang, blues, potter, hacker)",
       examples: ["what's my hacker nickname?", "if I were in harry potter, my nick name is?"]

  intent "nickname", :nickname, entities: { nickname_world: nil }

  route :nickname, /^misc:nickname\s+(.*)$/i do |world_type|
    world = WORLDS[world_type.to_sym]
    raise(Bitbot::Response, "I don't know of this \"#{world_type}\" world.") unless world

    respond_with(world[:response].gsub("{{nick}}", nickname_for_world(world)))
  end

  private

  def nickname_for_world(world)
    res = Net::HTTP.post_form(URI.parse(world[:uri]), realname: message.user_name)
    nick = Nokogiri::HTML(res.body).css(world[:selector]).map(&:text).join(" ")
    nick.gsub(/\n/, " ").gsub(/\s+/, " ").gsub(/^\s|\s$/, "")
  end
end