Module: ActiveFedora::Persistence

Extended by:
ActiveSupport::Concern, Deprecation
Included in:
Base
Defined in:
lib/active_fedora/persistence.rb

Overview

Active Fedora Persistence

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary (collapse)

Instance Method Details

- (Object) assert_content_model

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 48

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

- (Object) delete

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 69

def delete
  reflections.each_pair do |name, reflection|
    if reflection.macro == :has_many
      association(name).delete_all
    end
  end

  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, params: {'softCommit' => true}) 
  end
  @destroyed = true
  freeze
end

- (Object) destroy



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# File 'lib/active_fedora/persistence.rb', line 90

def destroy
  delete
end

- (Boolean) destroyed?

Returns true if this object has been destroyed, otherwise returns false.

Returns:

  • (Boolean)


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

def destroyed?
  @destroyed
end

- (Boolean) new?

Returns:

  • (Boolean)


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# File 'lib/active_fedora/persistence.rb', line 9

def new?
  new_record?
end

- (Boolean) new_object?

Has this object been saved?

Returns:

  • (Boolean)


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# File 'lib/active_fedora/persistence.rb', line 15

def new_object?
  new_record?
end

- (Boolean) new_record?

Required by associations

Returns:

  • (Boolean)


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# File 'lib/active_fedora/persistence.rb', line 22

def new_record?
  inner_object.new_record?
end

- (Boolean) persisted?

Returns:

  • (Boolean)


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

def persisted?
  !(new_record? || destroyed?)
end

- (Object) refresh

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 62

def refresh
#      inner_object.load_attributes_from_fedora
end

- (Object) save

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 37

def save(*)
  # If it's a new object, set the conformsTo relationship for Fedora CMA
  new_record? ? create : update_record
end

- (Object) save!



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# File 'lib/active_fedora/persistence.rb', line 42

def save!(*)
  save
end

- (Object) update(attributes) Also known as: update_attributes

Pushes the object and all of its new or dirty datastreams into Fedora



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# File 'lib/active_fedora/persistence.rb', line 53

def update(attributes)
  self.attributes=attributes
  save
end