Rename FileNode to FileMetadata

This also impacts related classes…
* FileNodeBuilder becomes FileMetadataBuilder
* AddFileNodeToFileSet becomes AddFileMetadataToFileSet

app/actors/hyrax/actors/file_actor.rb

@@ -1,4 +1,4 @@
-require 'wings/services/file_node_builder'
+require 'wings/services/file_metadata_builder'
 
 module Hyrax
   module Actors
@@ -55,7 +55,7 @@ def related_file
         # Persists file as part of file_set and records a new version.
         # Also spawns an async job to characterize and create derivatives.
         # @param [JobIoWrapper] io the file to save in the repository, with mime_type and original_name
-        # @return [FileNode, FalseClass] the created file node on success, false on failure
+        # @return [FileMetadata, FalseClass] the created file node on success, false on failure
         # @todo create a job to monitor the temp directory (or in a multi-worker system, directories!) to prune old files that have made it into the repo
         def perform_ingest_file(io, use_valkyrie: false)
           use_valkyrie ? perform_ingest_file_through_valkyrie(io) : perform_ingest_file_through_active_fedora(io)
@@ -76,12 +76,12 @@ def perform_ingest_file_through_active_fedora(io)
 
         def perform_ingest_file_through_valkyrie(io)
           # Skip versioning because versions will be minted by VersionCommitter as necessary during save_characterize_and_record_committer.
-          unsaved_node = io.to_file_node
+          unsaved_node = io.to_file_metadata
           unsaved_node.use = relation
           begin
             saved_node = node_builder.create(io_wrapper: io, node: unsaved_node, file_set: file_set)
           rescue StandardError => e # Handle error persisting file node
-            Rails.logger.error("Failed to save file_node through valkyrie: #{e.message}")
+            Rails.logger.error("Failed to save file_metadata through valkyrie: #{e.message}")
             return false
           end
           Hyrax::VersioningService.create(saved_node, user)
@@ -91,8 +91,8 @@ def perform_ingest_file_through_valkyrie(io)
         end
 
         def node_builder
-          Wings::FileNodeBuilder.new(storage_adapter: Hyrax.storage_adapter,
-                                     persister:       Hyrax.persister)
+          Wings::FileMetadataBuilder.new(storage_adapter: Hyrax.storage_adapter,
+                                         persister:       Hyrax.persister)
         end
 
         def normalize_relation(relation, use_valkyrie: false)

app/models/hyrax/file_node.rb → app/models/hyrax/file_metadata.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 module Hyrax
-  class FileNode < Valkyrie::Resource
+  class FileMetadata < Valkyrie::Resource
     attribute :file_identifiers, ::Valkyrie::Types::Set # id of the file stored by the storage adapter
     attribute :alternate_id, ::Valkyrie::Types::Set # id of the Hydra::PCDM::File which holds metadata and the file in ActiveFedora
     attribute :file_set_id, ::Valkyrie::Types::ID # id of parent file set resource

app/models/job_io_wrapper.rb

@@ -71,16 +71,16 @@ def file_actor
     Hyrax::Actors::FileActor.new(file_set, relation.to_sym, user)
   end
 
-  # @return [Hyrax::FileNode, FalseClass] the created file node on success, false on failure
+  # @return [Hyrax::FileMetadata, FalseClass] the created file node on success, false on failure
   def ingest_file
     file_actor.ingest_file(self)
   end
 
-  def to_file_node
-    Hyrax::FileNode.new(label: original_name,
-                        original_filename: original_name,
-                        mime_type: mime_type,
-                        use: [Valkyrie::Vocab::PCDMUse.OriginalFile])
+  def to_file_metadata
+    Hyrax::FileMetadata.new(label: original_name,
+                            original_filename: original_name,
+                            mime_type: mime_type,
+                            use: [Valkyrie::Vocab::PCDMUse.OriginalFile])
   end
 
   # The magic that switches *once* between local filepath and CarrierWave file

app/services/hyrax/versioning_service.rb

@@ -1,41 +1,41 @@
-require 'wings/services/file_node_builder'
+require 'wings/services/file_metadata_builder'
 
 module Hyrax
   class VersioningService
     class << self
       # Make a version and record the version committer
-      # @param [ActiveFedora::File | Hyrax::FileNode] content
+      # @param [ActiveFedora::File | Hyrax::FileMetadata] content
       # @param [User, String] user
       def create(content, user = nil)
-        use_valkyrie = content.is_a? Hyrax::FileNode
+        use_valkyrie = content.is_a? Hyrax::FileMetadata
         perform_create(content, user, use_valkyrie)
       end
 
-      # @param [ActiveFedora::File | Hyrax::FileNode] content
+      # @param [ActiveFedora::File | Hyrax::FileMetadata] content
       def latest_version_of(file)
         file.versions.last
       end
 
       # Record the version committer of the last version
-      # @param [ActiveFedora::File | Hyrax::FileNode] content
+      # @param [ActiveFedora::File | Hyrax::FileMetadata] content
       # @param [User, String] user_key
       def record_committer(content, user_key)
         user_key = user_key.user_key if user_key.respond_to?(:user_key)
         version = latest_version_of(content)
         return if version.nil?
-        version_id = content.is_a?(Hyrax::FileNode) ? version.id.to_s : version.uri
+        version_id = content.is_a?(Hyrax::FileMetadata) ? version.id.to_s : version.uri
         Hyrax::VersionCommitter.create(version_id: version_id, committer_login: user_key)
       end
 
       # TODO: WINGS - Copied from valkyrie6 branch.  Need to explore whether this is needed?
       # # @param [FileSet] file_set
-      # # @param [Hyrax::FileNode] content
+      # # @param [Hyrax::FileMetadata] content
       # # @param [String] revision_id
       # # @param [User, String] user
       # def restore_version(file_set, content, revision_id, user = nil)
       #   found_version = content.versions.find { |x| x.label == Array.wrap(revision_id) }
       #   return unless found_version
-      #   node = Wings::FileNodeBuilder.new(storage_adapter: nil, persister: indexing_adapter.persister).attach_file_node(node: found_version, file_set: file_set)
+      #   node = Wings::FileMetadataBuilder.new(storage_adapter: nil, persister: indexing_adapter.persister).attach_file_metadata(node: found_version, file_set: file_set)
       #   create(node, user)
       # end
 

lib/wings/hydra/works/services/add_file_node_to_file_set.rb → lib/wings/hydra/works/services/add_file_metadata_to_file_set.rb

@@ -1,16 +1,16 @@
-# TODO: This should live in Hyrax::AddFileNodeToFileSet service and should work for all valkyrie adapters.
+# TODO: This should live in Hyrax::AddFileMetadataToFileSet service and should work for all valkyrie adapters.
 module Wings::Works
-  class AddFileNodeToFileSet
+  class AddFileMetadataToFileSet
     # Adds a file to the file_set
     # @param file_set [Valkyrie::Resource] adding file to this file set
-    # @param file_node [Valkyrie::Resource] uploaded file and its metadata
+    # @param file_metadata [Hyrax::FileMetadata] uploaded file and its metadata
     # @param update_existing [Boolean] whether to update an existing file if there is one. When set to true, performs a create_or_update.
     #   When set to false, always creates a new file within file_set.files.
-    # @param versioning [Boolean] whether to create new version entries (only applicable if file_node's +type+ corresponds to a versionable file)
+    # @param versioning [Boolean] whether to create new version entries (only applicable if file_metadata's +type+ corresponds to a versionable file)
 
-    def self.call(file_set:, file_node:, file:, update_existing: true, versioning: true)
+    def self.call(file_set:, file_metadata:, file:, update_existing: true, versioning: true)
       raise ArgumentError, 'supplied object must be a file set' unless file_set.file_set?
-      raise ArgumentError, 'supplied object must be a file node' unless file_node.is_a? Hyrax::FileNode
+      raise ArgumentError, 'supplied object must be a file node' unless file_metadata.is_a? Hyrax::FileMetadata
       raise ArgumentError, 'supplied file must respond to read' unless file.respond_to? :read
 
       # TODO: required as a workaround for https://github.com/samvera/active_fedora/pull/858
@@ -19,19 +19,19 @@ def self.call(file_set:, file_node:, file:, update_existing: true, versioning: t
       af_file_set = Wings::ActiveFedoraConverter.new(resource: file_set).convert
 
       updater_class = versioning ? VersioningUpdater : Updater
-      updater = updater_class.new(af_file_set, file_node, file, update_existing)
+      updater = updater_class.new(af_file_set, file_metadata, file, update_existing)
       status = updater.update
       status ? file_set : false
     end
 
     class Updater
-      attr_reader :af_file_set, :file_node, :file, :current_file
+      attr_reader :af_file_set, :file_metadata, :file, :current_file
 
-      def initialize(af_file_set, file_node, file, update_existing)
+      def initialize(af_file_set, file_metadata, file, update_existing)
         @af_file_set = af_file_set
-        @file_node = file_node
+        @file_metadata = file_metadata
         @file = file
-        @current_file = find_or_create_file(association_type(file_node.use), update_existing)
+        @current_file = find_or_create_file(association_type(file_metadata.use), update_existing)
       end
 
       # @param [#read] file object that will be interrogated using the methods: :path, :original_name, :original_filename, :mime_type, :content_type
@@ -63,14 +63,14 @@ def persist
           else
             current_file.save
           end
-          file_node.file_identifiers = [current_file.id.split('/')[-1]]
+          file_metadata.file_identifiers = [current_file.id.split('/')[-1]]
         end
 
         def attach_attributes
           current_file.content = file
-          current_file.original_name = file_node.original_filename.first
-          current_file.mime_type = file_node.mime_type.first
-          set_metadata_node_values(current_file.metadata_node, attributes_from_file_node)
+          current_file.original_name = file_metadata.original_filename.first
+          current_file.mime_type = file_metadata.mime_type.first
+          set_metadata_node_values(current_file.metadata_node, attributes_from_file_metadata)
           persist
         end
 
@@ -83,11 +83,11 @@ def set_metadata_node_values(metadata_node, attributes)
           metadata_node.original_checksum = attributes[:checksum]
           metadata_node.file_size = attributes[:size]
           metadata_node.file_name = attributes[:original_filename]
-          # TODO: May need to add others.  FileNode class definition has the full list of attrs for metadata_node
+          # TODO: May need to add others.  FileMetadata class definition has the full list of attrs for metadata_node
         end
 
-        def attributes_from_file_node
-          attrs = file_node.attributes.dup
+        def attributes_from_file_metadata
+          attrs = file_metadata.attributes.dup
           attrs.delete(:file_identifiers)
           attrs.delete(:id)
           attrs.delete(:alternate_ids)

lib/wings/services/file_node_builder.rb → lib/wings/services/file_metadata_builder.rb

@@ -1,11 +1,11 @@
 # frozen_string_literal: true
-require 'wings/hydra/works/services/add_file_node_to_file_set'
+require 'wings/hydra/works/services/add_file_metadata_to_file_set'
 
-# TODO: The file_node resource and the file_node_builder should be in Hyrax as they will be needed for non-wings valkyrie implementations too.
+# TODO: The file_metadata resource and the file_metadata_builder should be in Hyrax as they will be needed for non-wings valkyrie implementations too.
 
 module Wings
-  # Stores a file and an associated Hyrax::FileNode
-  class FileNodeBuilder
+  # Stores a file and an associated Hyrax::FileMetadata
+  class FileMetadataBuilder
     include Hyrax::Noid
 
     attr_reader :storage_adapter, :persister
@@ -15,9 +15,9 @@ def initialize(storage_adapter:, persister:)
     end
 
     # @param io_wrapper [JobIOWrapper] with details about the uploaded file
-    # @param node [Hyrax::FileNode] the metadata to represent the file
+    # @param node [Hyrax::FileMetadata] the metadata to represent the file
     # @param file_set [Valkyrie::Resouce, Hydra::Works::FileSet] the associated FileSet # TODO: WINGS - Remove Hydra::Works::FileSet as a potential type when valkyrization is complete.
-    # @return [Hyrax::FileNode] the persisted metadata node that represents the file
+    # @return [Hyrax::FileMetadata] the persisted metadata node that represents the file
     def create(io_wrapper:, node:, file_set:)
       io_wrapper = build_file(io_wrapper, node.use)
       file_set.save unless file_set.persisted?
@@ -29,17 +29,17 @@ def create(io_wrapper:, node:, file_set:)
                                            resource: node,
                                            resource_uri_transformer: Hyrax.config.resource_id_to_uri_transformer)
       node.file_identifiers = [stored_file.id]
-      attach_file_node(node: node, file_set: file_set)
+      attach_file_metadata(node: node, file_set: file_set)
     end
 
-    # @param node [Hyrax::FileNode] the metadata to represent the file
+    # @param node [Hyrax::FileMetadata] the metadata to represent the file
     # @param file_set [Valkyrie::Resouce, Hydra::Works::FileSet] the associated FileSet # TODO: WINGS - Remove Hydra::Works::FileSet as a potential type when valkyrization is complete.
-    # @return [Hyrax::FileNode] the persisted metadata node that represents the file
-    def attach_file_node(node:, file_set:)
-      file_set.is_a?(::Valkyrie::Resource) ? attach_file_node_to_valkyrie_file_set(node, file_set) : node
+    # @return [Hyrax::FileMetadata] the persisted metadata node that represents the file
+    def attach_file_metadata(node:, file_set:)
+      file_set.is_a?(::Valkyrie::Resource) ? attach_file_metadata_to_valkyrie_file_set(node, file_set) : node
     end
 
-    def attach_file_node_to_valkyrie_file_set(node, file_set)
+    def attach_file_metadata_to_valkyrie_file_set(node, file_set)
       # This is for storage adapters other than wings.  The wings storage adapter already attached the file to the file_set.
       # This process is a no-op for wings.  # TODO: WINGS - May need to verify this is a no-op for wings once file_set is passed in as a resource.
       # TODO: WINGS - Need to test this against other adapters once they are available for use.

lib/wings/valkyrie/persister.rb

@@ -16,21 +16,21 @@ def initialize(adapter:)
       # @param [Valkyrie::Resource] resource
       # @return [Valkyrie::Resource] the persisted/updated resource
       def save(resource:)
-        return save_file(file_node: resource) if resource.is_a? Hyrax::FileNode
+        return save_file(file_metadata: resource) if resource.is_a? Hyrax::FileMetadata
         af_object = resource_factory.from_resource(resource: resource)
         af_object.save!
         resource_factory.to_resource(object: af_object)
       rescue ActiveFedora::RecordInvalid => err
         raise FailedSaveError.new(err.message, obj: af_object)
       end
 
-      def save_file(file_node:)
+      def save_file(file_metadata:)
         # This is a no-op when the file is being created or updated through the FileActor.
         # There may be other scenarios where something needs to happen here.
 
         # TODO: SKIP for now, but potentially need to...
         #   find existing af File
-        #   convert file_node resource into af File metadata
+        #   convert file_metadata resource into af File metadata
         #   save af File
       end
 

lib/wings/valkyrie/storage/active_fedora.rb

@@ -1,4 +1,4 @@
-require 'wings/hydra/works/services/add_file_node_to_file_set'
+require 'wings/hydra/works/services/add_file_metadata_to_file_set'
 
 # frozen_string_literal: true
 module Wings::Storage
@@ -12,15 +12,15 @@ class ActiveFedora < Valkyrie::Storage::Fedora
     # @param extra_arguments [Hash] additional arguments which may be passed to other adapters
     # @return [Valkyrie::StorageAdapter::StreamFile]
     def upload(file:, original_filename:, resource:, resource_uri_transformer: default_resource_uri_transformer, **_extra_arguments) # rubocop:disable Lint/UnusedMethodArgument
-      Wings::Works::AddFileNodeToFileSet.call(file_set: file_set(resource), file_node: resource, file: file)
+      Wings::Works::AddFileMetadataToFileSet.call(file_set: file_set(resource), file_metadata: resource, file: file)
       identifier = resource_uri_transformer.call(resource, base_url)
       find_by(id: Valkyrie::ID.new(identifier.to_s.sub(/^.+\/\//, PROTOCOL)))
     end
 
     private
 
-      def file_set(file_node)
-        file_set_id = file_node.file_set_id
+      def file_set(file_metadata)
+        file_set_id = file_metadata.file_set_id
         Hyrax.query_service.find_by(id: file_set_id)
       end
   end