핸드폰 위치 매핑된 마커 http://donghee8.com:4567/map ====== Install ======


sudo apt-get install rubygems ruby1.8-dev
sudo gem install sinatra data_mapper dm-sqlite-adapter do_sqlite3

====== Run ====== ruby ballon.rb ====== Code ====== ballon.rb


require 'rubygems'
require 'sinatra'
require 'data_mapper'

DataMapper::setup(:default, "sqlite3://#{Dir.pwd}/location.db")

class Location
  include DataMapper::Resource
  property :id, Serial
  property :latitude, String
  property :longitude, String
  property :created_at, DateTime
end

DataMapper.finalize
Location.auto_upgrade!

post '/' do
  html = "lat,lng: #{params[:latitude]}, #{params[:longitude]}"
  ballon = Location.new(:latitude => params[:latitude], 
                 :longitude => params[:longitude])
  ballon.save
  return html
end

get '/' do
  html = ''
  ballon = Location.all(:order => [ :id.desc ])
  ballon.each do | g |
    html+="#{g.latitude}#{g.longitude}"
  end
  html+= ''
  return html
end

get '/map' do
  erb :map
end

views/map.erb