tracks/app/controllers/preferences_controller.rb

class PreferencesController < ApplicationController

  def index
    @page_title = t('preferences.page_title')
    @prefs = current_user.prefs
    @user = current_user
  end

  def update
    @prefs = current_user.prefs
    @user = current_user
    user_updated = current_user.update_attributes(params['user'])
    prefs_updated = current_user.preference.update_attributes(params['prefs'])
    if (user_updated && prefs_updated)
      notify :notice, "Preferences updated"
      redirect_to :action => 'index'
    else
      msg = "Preferences could not be updated: "
      msg += "User model errors; " unless user_updated
      msg += "Prefs model errors; " unless prefs_updated
      notify :warning, msg
      render 'index'
    end
  end

  def render_date_format
    format = params[:date_format]
    render :text => l(Date.today, :format => format)
  end

end