user.rb

# any idea how I could protect find_then_update_or_create_from_has with 
# protect_from_non_user_hash by getting it to return what protect_from_non_user_hash
# returns?
# Basically use protect_from_non_user_hash to stop find_then_update_or_create_from_hash

class User < ActiveRecord::Base
  def self.protect_from_non_user_hash(hash)
    return nil if !hash.is_a?(Hash) || hash['error']
  end
  
  def self.find_then_update_or_create_from_hash(hash)
    protect_from_non_user_hash(hash)
    user = find_by_bsso_uuid(hash['uuid'])
    if user.blank?
      user = create_from_hash(hash)
    else
      user.update_from_hash(hash)
    end
    user
  end
end