carrierwaveuploader/carrierwave — pull request #1223 by kdonovan (2013-09-23 21:51:48+00:00)
Title: Fix set_content_type(true) for fog files

Remote (fog) files don't have an original_filename method defined. This tweak makes things generally more flexible, and fixes https://github.com/gzigzigzeo/carrierwave-meta/issues/4 in particular.