class GitlabUploader < CarrierWave::Uploader::Base def self.absolute_path(upload_record) File.join(CarrierWave.root, upload_record.path) end def self.root_dir 'uploads' end # When object storage is used, keep the `root_dir` as `base_dir`. # The files aren't really in folders there, they just have a name. # The files that contain user input in their name, also contain a hash, so # the names are still unique # # This method is overridden in the `FileUploader` def self.base_dir return root_dir unless file_storage? File.join(root_dir, '-', 'system') end def self.file_storage? self.storage == CarrierWave::Storage::File end delegate :base_dir, :file_storage?, to: :class def file_cache_storage? cache_storage.is_a?(CarrierWave::Storage::File) end # Reduce disk IO def move_to_cache true end # Reduce disk IO def move_to_store true end # Designed to be overridden by child uploaders that have a dynamic path # segment -- that is, a path that changes based on mutable attributes of its # associated model # # For example, `FileUploader` builds the storage path based on the associated # project model's `path_with_namespace` value, which can change when the # project or its containing namespace is moved or renamed. def relative_path self.file.path.sub("#{root}/", '') end def exists? file.try(:exists?) end # Override this if you don't want to save files by default to the Rails.root directory def work_dir # Default path set by CarrierWave: # https://github.com/carrierwaveuploader/carrierwave/blob/v1.0.0/lib/carrierwave/uploader/cache.rb#L182 CarrierWave.tmp_path end def filename super || file&.filename end private # To prevent files from moving across filesystems, override the default # implementation: # http://github.com/carrierwaveuploader/carrierwave/blob/v1.0.0/lib/carrierwave/uploader/cache.rb#L181-L183 def workfile_path(for_file = original_filename) # To be safe, keep this directory outside of the the cache directory # because calling CarrierWave.clean_cache_files! will remove any files in # the cache directory. File.join(work_dir, @cache_id, version_name.to_s, for_file) end end