#-- 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. #++ class HighlightingController < ApplicationController before_action :determine_freshness skip_before_action :check_if_login_required, only: [:styles] def styles response.content_type = Mime[:css] request.format = :css if stale?(last_modified: @last_modified_times.max, etag: cache_key, public: true) OpenProject::Cache.fetch(@last_modified_times.max) do render template: 'highlighting/styles', formats: [:css] end end end private def cache_key OpenProject::Cache::CacheKey.expand @last_modified_times end def determine_freshness @last_modified_times = [ Status.maximum(:updated_at), IssuePriority.maximum(:updated_at), Type.maximum(:updated_at) ].compact end end