+
+ def destroy
+ note_id = params[:note_id].to_i
+ note = Note.find(note_id)
+ count = note.subscriptions.where(:user => current_user).delete_all
+ report_error "You are not subscribed to note #{note_id}.", :not_found if count.zero?
+ rescue ActiveRecord::RecordNotFound
+ report_error "Note #{note_id} not found.", :not_found
+ end