tracks/app/controllers/notes_controller.rb

class NotesController < ApplicationController

  def index
    @all_notes = current_user.notes.all
    @count = @all_notes.size
    @page_title = "TRACKS::All notes"
    respond_to do |format|
      format.html
      format.xml { render :xml => @all_notes.to_xml( :except => :user_id )  }
    end
  end

  def show
    @note = current_user.notes.find(params['id'])
    @page_title = "TRACKS::Note " + @note.id.to_s
    respond_to do |format|
      format.html
      format.m &render_note_mobile
    end
  end

  def render_note_mobile
    lambda do
      render :action => 'note_mobile'
    end
  end

  def create
    @note = current_user.notes.build
    @note.attributes = params["note"]

    @saved = @note.save

    respond_to do |format|
      format.js 
      format.xml do
        if @saved
          head :created, :location => note_url(@note), :text => "new note with id #{@note.id}"
        else
          render_failure @note.errors.full_messages.join(', ')
        end
      end
      format.html do
        render :text => 'unexpected request for html rendering'
      end
    end
  end

  def destroy
    @note = current_user.notes.find(params['id'])
    @note.destroy
    
    respond_to do |format|
      format.html
      format.js { @down_count = current_user.notes.size }
    end
  end

  def update
    @note = current_user.notes.find(params['id'])
    @note.attributes = params["note"]
    @saved = @note.save
    respond_to do |format|
      format.html
      format.js
    end
  end

end