Module: ActiveFedora::Persistence

Defined in:
lib/active_fedora/persistence.rb

Overview

Active Fedora Persistence

Instance Method Summary collapse

Instance Method Details

#assert_content_model ⇒ Object

This can be overriden to assert a different model It’s normally called once in the lifecycle, by #create#



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# File 'lib/active_fedora/persistence.rb', line 26

def assert_content_model
  add_relationship(:has_model, self.class.to_class_uri)
end

#delete ⇒ Object

Deletes a Base object, also deletes the info indexed in Solr, and the underlying inner_object. If this object is held in any relationships (ie inbound relationships outside of this object it will remove it from those items rels-ext as well



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# File 'lib/active_fedora/persistence.rb', line 45

def delete
  inbound_relationships(:objects).each_pair do |predicate, objects|
    objects.each do |obj|
      if obj.respond_to?(:remove_relationship)
        obj.remove_relationship(predicate,self)
        obj.save
      end 
    end
  end
  
  #Fedora::Repository.instance.delete(@inner_object)
  pid = self.pid ## cache so it's still available after delete
  begin
    @inner_object.delete
  rescue RestClient::ResourceNotFound =>e
    raise ObjectNotFoundError, "Unable to find #{pid} in the repository"
  end
  if ENABLE_SOLR_UPDATES
    solr = ActiveFedora::SolrService.instance.conn
    solr.delete_by_id(pid) 
    solr.commit
  end
end

#refresh ⇒ Object

Refreshes the object’s info from Fedora Note: Currently just registers any new datastreams that have appeared in fedora



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# File 'lib/active_fedora/persistence.rb', line 38

def refresh
#      inner_object.load_attributes_from_fedora
end

#save ⇒ Object

Saves a Base object, and any dirty datastreams, then updates the Solr index for this object.



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# File 'lib/active_fedora/persistence.rb', line 7

def save(*)
  # If it's a new object, set the conformsTo relationship for Fedora CMA
  if new_object? 
    result = create
    update_index if ENABLE_SOLR_UPDATES
  else
    result = update
    update_index if @metadata_is_dirty == true && ENABLE_SOLR_UPDATES
  end
  @metadata_is_dirty = false
  return result
end

#save! ⇒ Object 



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# File 'lib/active_fedora/persistence.rb', line 20

def save!(*)
  save
end

#update_attributes(properties) ⇒ Object 



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# File 'lib/active_fedora/persistence.rb', line 31

def update_attributes(properties)
  self.attributes=properties
  save
end

#update_index ⇒ Object

Updates Solr index with self.



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# File 'lib/active_fedora/persistence.rb', line 70

def update_index
  if defined?( Solrizer::Fedora::Solrizer ) 
    #logger.info("Trying to solrize pid: #{pid}")
    solrizer = Solrizer::Fedora::Solrizer.new
    solrizer.solrize( self )
  else
    SolrService.add(self.to_solr)
    SolrService.commit
  end
end