class Admin::SiteTextController < Admin::AdminController def show site_text = SiteText.find_or_new(params[:id].to_s) render_serialized(site_text, SiteTextSerializer) end def update site_text = SiteText.find_or_new(params[:id].to_s) # Updating to nothing is the same as removing it if params[:value].present? site_text.value = params[:value] site_text.save! else site_text.destroy end render nothing: true end end