before_filter :authorize
before_filter :require_allow_read_prefs, :only => [:read_one, :read]
before_filter :require_allow_write_prefs, :except => [:read_one, :read]
before_filter :authorize
before_filter :require_allow_read_prefs, :only => [:read_one, :read]
before_filter :require_allow_write_prefs, :except => [:read_one, :read]