class Add<%= @image_field.camelize %>FieldTo<%= @class_name.pluralize %> < ActiveRecord::Migration
  def change
    add_column :<%= @class_name.constantize.table_name %>, :<%= @image_field %>, :text<% @properties.each do |name, type|  %>
    add_column :<%= @class_name.constantize.table_name %>, :<%= @prefixed ? @image_field + "_" : "" %><%= name %>, :<%= type %><% end %>
  end
end