class AvatarUploader < CarrierWave::Uploader::Base include CarrierWave::MiniMagick def store_dir if Rails.env.test? "#{Rails.root}/spec/support/uploads/avatar/#{model.class.to_s.underscore}/#{model.id}" else "uploads/avatar/#{model.class.to_s.underscore}/#{model.id}" end end version :thumb do process resize_to_fill: [64,64] end version :profile_thumb do process resize_to_fill: [128,128] end end