Add Address class

Gemfile

@@ -1,6 +1,7 @@
 source 'http://rubygems.org'
 
 gem 'rails', '3.0.4'
+gem 'geokit'
 
 group :development do
   gem 'pg'

Gemfile.lock

@@ -32,6 +32,7 @@ GEM
     builder (2.1.2)
     erubis (2.6.6)
       abstract (>= 1.0.0)
+    geokit (1.5.0)
     i18n (0.5.0)
     mail (2.2.15)
       activesupport (>= 2.3.6)
@@ -70,6 +71,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  geokit
   pg
   rails (= 3.0.4)
   sqlite3

app/models/address.rb

@@ -0,0 +1,7 @@
+class Address
+  include Geokit::Geocoders
+
+  def self.find_lat_lng(address)
+    MultiGeocoder.geocode(address).ll.split(',').map{|s| s.to_f}
+  end
+end