component.rb in ddr-models-3.0.0.alpha.1

- old
+ new
@@ -3,85 +3,26 @@
 #
 # Examples: Page of a book, track of a recording, etc.
 #
 class Component < Ddr::Models::Base
 
-  include Ddr::Models::Captionable
   include Ddr::Models::HasContent
-  include Ddr::Models::HasIntermediateFile
   include Ddr::Models::HasMultiresImage
   include Ddr::Models::HasStructMetadata
-  include Ddr::Models::Streamable
 
-  belongs_to :parent, :property => :is_part_of, :class_name => 'Item'
-  belongs_to :target, :property => :has_external_target, :class_name => 'Target'
+  belongs_to :parent,
+             predicate: ActiveFedora::RDF::Fcrepo::RelsExt.isPartOf,
+             class_name: "Item"
 
-  alias_method :item, :parent
-  alias_method :item=, :parent=
+  belongs_to :target,
+             predicate: ::RDF::URI("http://www.loc.gov/mix/v20/externalTarget#hasExternalTarget"),
+             class_name: "Target"
 
-  STRUCTURALLY_RELEVANT_DATASTREAMS = [ Ddr::Datastreams::CAPTION, Ddr::Datastreams::CONTENT,
-                                        Ddr::Datastreams::INTERMEDIATE_FILE, Ddr::Datastreams::MULTIRES_IMAGE,
-                                        Ddr::Datastreams::STREAMABLE_MEDIA, Ddr::Datastreams::THUMBNAIL ]
-
   def collection
     self.parent.parent rescue nil
   end
 
-  def collection_uri
-    self.collection.internal_uri rescue nil
-  end
-
-  def publishable?
-    parent.present? && parent.published?
-  end
-
-  def default_structure
-    build_default_structure
-  end
-
-  private
-
-  def build_default_structure
-    document = Ddr::Models::Structure.xml_template
-    structure = Ddr::Models::Structure.new(document)
-    metshdr = structure.add_metshdr
-    structure.add_agent(parent: metshdr, role: Ddr::Models::Structures::Agent::ROLE_CREATOR,
-                        name: Ddr::Models::Structures::Agent::NAME_REPOSITORY_DEFAULT)
-    structmap = structure.add_structmap(type: Ddr::Models::Structure::TYPE_DEFAULT)
-    if has_content?
-      filesec = structure.add_filesec
-      div = structure.add_div(parent: structmap)
-      filegrp = structure.add_filegrp(parent: filesec)
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_ORIGINAL_FILE,
-                           Ddr::Datastreams::CONTENT)
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_PRESERVATION_MASTER_FILE,
-                           Ddr::Datastreams::CONTENT)
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_INTERMEDIATE_FILE,
-                           Ddr::Datastreams::INTERMEDIATE_FILE) if has_intermediate_file?
-      add_service_file_uses_to_default_structure(structure, filegrp, div)
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_THUMBNAIL_IMAGE,
-                           Ddr::Datastreams::THUMBNAIL) if has_thumbnail?
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_TRANSCRIPT,
-                           Ddr::Datastreams::CAPTION) if captioned?
-
-    end
-    structure
-  end
-
-  def add_service_file_uses_to_default_structure(structure, filegrp, div)
-    add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_SERVICE_FILE,
-                         Ddr::Datastreams::MULTIRES_IMAGE) if has_multires_image?
-    add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_SERVICE_FILE,
-                         Ddr::Datastreams::STREAMABLE_MEDIA) if streamable?
-    if !has_multires_image? && !streamable?
-      add_use_to_structure(structure, filegrp, div, Ddr::Models::Structure::USE_SERVICE_FILE,
-                           Ddr::Datastreams::CONTENT)
-    end
-  end
-
-  def add_use_to_structure(structure, filegrp, div, use, datastream_name)
-    file = structure.add_file(parent: filegrp, use: use)
-    structure.add_flocat(parent: file, loctype: 'OTHER', otherloctype: 'AttachedFile', href: datastream_name)
-    structure.add_fptr(parent: div, fileid: file['ID'])
+  def collection_id
+    collection.id rescue nil
   end
 
 end