add in a recipe for paperclip

TODO

@@ -19,6 +19,5 @@ and want to verify things worked correctly
 * use aruba to test beet - http://github.com/aslakhellesoy/aruba
 
 * write recipes for
-  * paperclip
   * multiple file uploads
   * facebook connect with devise - http://stackoverflow.com/questions/3580557/rails-3-using-devise-how-to-allow-someone-to-log-in-using-their-facebook-account

lib/beet/recipes/rails3/file_uploads/paperclip.rb

@@ -0,0 +1,29 @@
+gem 'paperclip'
+
+model_name = ask "Name of the model to add an attachment to, e.g. user_profile"
+attachment_name = ask "Name for the attached file, e.g. has_attached_file :avatar"
+underscored_model_name = model_name.underscore
+
+in_root do
+  if File.exists?("app/models/#{model_name}.rb")
+    table_name = underscored_model_name.pluralize
+
+    generate "migration add_#{attachment_name}_to_#{table_name}"
+    migration_file = Dir["db/migrate/*add_#{attachment_name}_to_#{table_name}*"].first
+    add_after "db/migrate/#{migration_file}.rb", 'def self.up', do
+      %{
+        add_column :#{table_name}, #{attachment_name}_file_name:string
+        add_column :#{table_name}, #{attachment_name}_content_type:string
+        add_column :#{table_name}, #{attachment_name}_file_size:integer
+        add_column :#{table_name}, #{attachment_name}_updated_at:datetime
+      }
+    end
+  else
+    generate "model #{model_name} #{attachment_name}_file_name:string #{attachment_name}_content_type:string #{attachment_name}_file_size:integer #{attachment_name}_updated_at:datetime"
+  end
+
+  add_after "app/models/#{underscored_model_name}.rb", "class #{model_name.camelize} < ActiveRecord::Base",  "has_attached_file :#{attachment_name}, :styles => { :thumb => '50x' }"
+
+end
+
+rake "db:migrate"