openproject/lib/api/v3/principals/associated_subclass_lambda.rb

#-- encoding: UTF-8

#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

module API
  module V3
    module Principals
      module AssociatedSubclassLambda
        def self.getter(name)
          ->(*) {
            next unless embed_links

            instance = represented.send(name)

            case instance
            when User
              ::API::V3::Users::UserRepresenter.new(represented.send(name), current_user: current_user)
            when Group
              ::API::V3::Groups::GroupRepresenter.new(represented.send(name), current_user: current_user)
            when NilClass
              nil
            else
              raise "undefined subclass for #{instance}"
            end
          }
        end
      end
    end
  end
end