Class: PubliSci::Prov::Entity

Inherits:
Object
  • Object
show all
Includes:
Element
Defined in:
lib/publisci/metadata/prov/entity.rb

Defined Under Namespace

Classes: Derivations

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Element

#__label, #__label=, #subject, #subject=, #subject_id

Methods included from CustomPredicate

#add_custom, #custom, #has

Methods included from Vocabulary

#vocabulary

Instance Attribute Details

#attributed_to(agent = nil) ⇒ Object

Returns the value of attribute attributed_to.



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# File 'lib/publisci/metadata/prov/entity.rb', line 7

def attributed_to
  @attributed_to
end

#derived_from(entity = nil, &block) ⇒ Object

Returns the value of attribute derived_from.



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# File 'lib/publisci/metadata/prov/entity.rb', line 6

def derived_from
  @derived_from
end

Instance Method Details

#generated_by(activity = nil) ⇒ Object 



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# File 'lib/publisci/metadata/prov/entity.rb', line 25

def generated_by(activity=nil)
  basic_keyword(:generated_by,:activities,activity)
end

#source(s = nil) ⇒ Object 



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# File 'lib/publisci/metadata/prov/entity.rb', line 17

def source(s=nil)
  if s
    (@sources ||= []) << s
  else
    @sources
  end
end

#to_n3 ⇒ Object 



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# File 'lib/publisci/metadata/prov/entity.rb', line 37

def to_n3
  str = "<#{subject}> a prov:Entity ;\n"
  str << "\tprov:wasGeneratedBy <#{generated_by}> ;\n" if generated_by
  str << "\tprov:wasAttributedTo <#{attributed_to}> ;\n" if attributed_to
  if derived_from
    derived_from.size.times.each{|k|
      der = derived_from[k] # if der.is_a?(Symbol) && Prov.entities[der]

      if der.is_a? Derivation
        str << "\tprov:wasDerivedFrom <#{der.entity}> ;\n"
        str << "\tprov:qualifiedDerivation <#{der.subject}> ;\n"
      else
        str << "\tprov:wasDerivedFrom <#{der}> ;\n"
      end
    }
  end

  add_custom(str)

  str << %Q(\trdfs:label "#{__label}" .\n\n)
end

#to_s ⇒ Object 



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# File 'lib/publisci/metadata/prov/entity.rb', line 59

def to_s
  subject
end