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 50

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 71

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 92

def destroy
  delete
end

- (Boolean) destroyed?

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



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# File 'lib/active_fedora/persistence.rb', line 29

def destroyed?
  @destroyed
end

- (Boolean) new?



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# File 'lib/active_fedora/persistence.rb', line 8

def new?
  new_record?
end

- (Boolean) new_object?

Has this object been saved?



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# File 'lib/active_fedora/persistence.rb', line 14

def new_object?
  new_record?
end

- (Boolean) new_record?

Required by associations



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

def new_record?
  inner_object.new_record?
end

- (Boolean) persisted?



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# File 'lib/active_fedora/persistence.rb', line 24

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 64

def refresh
#      inner_object.load_attributes_from_fedora
end

- (Boolean) save(options = {})

Saves a Base object, and any dirty datastreams, then updates the Solr index for this object, unless option :update_index=>false is present. Indexing is also controlled by the `create_needs_index?' and `update_needs_index?' methods.

Options Hash (options):

  • :update_index (Boolean) — default: true

    set false to skip indexing



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# File 'lib/active_fedora/persistence.rb', line 40

def save(options={})
  new_record? ? create(options) : update_record(options)
end

- (Object) save!(options = {})



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# File 'lib/active_fedora/persistence.rb', line 44

def save!(options={})
  save(options)
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 55

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