class UploadsController < ApplicationController def show model = params[:model].camelize.constantize.find(params[:id]) uploader = model.send(params[:mounted_as]) if uploader.file_storage? if !model.respond_to?(:project) || can?(current_user, :read_project, model.project) disposition = uploader.image? ? 'inline' : 'attachment' send_file uploader.file.path, disposition: disposition else not_found! end else redirect_to uploader.url end end end