gistfile1.txt

class NotesController < ApplicationController
  def create
    @note = Note.new(params[:note])

    if @note.save
      # attach files
      params[:note][:file].to_a.each do |file|
        @note.note_attachments.create(:file => file)
      end
      
      # set flash, redirect etc
    else
      # render form again
    end
  end
end