oldhaven/app/controllers/application_controller.rb

require 'digest'
require 'vkontakte'

class ApplicationController < ActionController::Base
  protect_from_forgery
  before_filter :set_locale
  
  def index; end
  
  def greetings
    render :partial => 'greetings'
  end
  
  def about
    render :partial => 'about'
  end
  
  protected
  
  def authorize
    unless Vkontakte.check(params)
      render :json => { :status => 'login failed' }
      false
    end
  end
  
  def set_locale
    session = Session.find_by_key(session_key)
    unless session.nil?
      I18n.locale = session.user.lang
    end
  end
  
  def session_key
    unless request.cookies['_beathaven_session'].nil?
      rails_key = request.cookies['_beathaven_session'][0..31]
    else
      rails_key = Digest::SHA512.hexdigest(Beathaven::Application.config.secret_token+Time.now.to_f.to_s+Random.rand().to_s)
    end
    Digest::SHA512.hexdigest(rails_key)
  end
end