Class User
  attr_protected :salt, :password, :is_admin

  def self.init(user_name, user_email, user_pass)
    return nil unless self.count.zero?
    user = create(:name => user_name, :email => user_email)
    user.is_admin = true
    user.is_active = true
    user.pass = user_pass
    user.pass_confirmation = user_pass
    user.save
    user
  end
end