def amplify!(user)
      user.default_portal = @config.portal if @config.portal? && !user.default_portal
      poll(:amplify!, user)
      user
    end
def amplify!(user)
      user.default_portal = @config.portal if @config.portal? && !user.default_portal
      poll(:amplify!, user)
      user
    end
Fills in any information about the user which the authority
 knows but which is not already present in the given object.
 In addition to the simple attributes on {Aker::User}, this
 method should fill in all available authorization information.

 The composite behavior is to invoke `amplify!` on each of the
 configured {#authorities} in series, passing the given user to
 each.

 @param [Aker::User] user the user to modify in-place.

 @return [Aker::User] the passed-in user

 @see Aker::User#merge!