attachment_fu is a plugin by Rick Olson (aka technoweenie) and is the successor to acts_as_attachment.
I'm working on upgrading a Rails 2.3.11, Ruby 1.9.2 app to Rails 3.0.10, and attachment_fu no longer works. I'm looking at changing …
ruby-on-rails-3 paperclip carrierwave attachment-fu dragonfly-gem