shingara/public_folder

= render 'shared/errors', :object => file
= simple_form_for(file, :url => files_path, :html => {:multipart => true, :class => 'form-horizontal' , :id => 'new_file'}) do |form|
  %legend= t('.new_file')
  %fieldset
    = form.hidden_field :dirname
    = form.input :content, :as => :file
    = form.button :submit, t('.add_file')