Monitor H1Z1 Servers

gistfile1.rb

require 'open-uri'
require 'json'

##
# Add underscore method to string for simple JSON
# key manipulation.

class String
  def underscore
    self.gsub(/::/, '/').
    gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
    gsub(/([a-z\d])([A-Z])/,'\1_\2').
    tr("-", "_").
    downcase
  end
end

class Game
  attr_reader :name, :servers

  def initialize(name, servers)
    @name = name
    @servers = servers.map do |server_name, data|
      Server.new(server_name, data)
    end
  end
end

class Server
  attr_reader :name, :state

  def initialize(name, data)
    @name = name
    data.each do |key, value|
      instance_variable_set("@#{key.underscore}", value)
    end
  end

  def to_s
    "[#{name}] State: #{state.capitalize}"
  end
end


##
# Fetch and parse JSON

url = 'https://census.soe.com/get/lp/status.worlds/?c:limit=1000&c:tree=title,name&c:hide=id,lastReported,reason,region,lastReportedTime,game,regionName'

while(true) do
  raw = open(url){ |page| page.read }
  json = JSON.parse(raw)

  games = json['status.worlds_list'][0].map do |name, servers|
    Game.new(name, servers)
  end

  h1z1 = games.find{ |game| game.name == 'H1Z1' }
  servers_online = h1z1.servers.select{ |server| server.state != 'down' }
  noun = servers_online.size == 1 ? 'server' : 'servers'


  `say There's currently #{servers_online.size} server online`

  sleep 30
end