class ApplicationController < ActionController::Base
# Prevent CSRF attacks by raising an exception.
  # For APIs, you may want to use :null_session instead.
  include ApplicationHelper
  protect_from_forgery with: :exception

  before_filter :authenticate_via_lti
  helper_method :current_user

  def get_roles_from_session
    session[:roles] || []
  end
end
