# Active File ... ## Example ```ruby class Person < ApplicationRecord has_one :avatar end class Avatar < ApplicationRecord belongs_to :person belongs_to :image, class_name: 'ActiveFile::Blob' has_file :image end avatar.image.url(expires_in: 5.minutes) class ActiveFile::DownloadsController < ActionController::Base def show head :ok, ActiveFile::Blob.locate(params[:id]).download_headers end end class AvatarsController < ApplicationController def create # @avatar = Avatar.create \ # image: ActiveFile::Blob.save!(file_name: params.require(:name), content_type: request.content_type, data: request.body) @avatar = Avatar.create! image: Avatar.image.extract_from(request) end end class ProfilesController < ApplicationController def update @person.update! avatar: @person.avatar.update!(image: ) end end ``` ## License Active File is released under the [MIT License](https://opensource.org/licenses/MIT).