Rails.application.config.to_prepare do EuGdpr::Configuration.personal_data_root_classes.call.each do |model, options| model.send(:include, Model::EuGdpr::PersonalDataConcern) model.personal_data_attributes = options[:personal_data_attributes] model.gdpr_export_options = { :only => options[:personal_data_attributes] } end end if EuGdpr::Configuration.personal_data_root_classes.respond_to?(:call)