Class: RdfXmlParser

Inherits:
Object
  • Object
show all
Defined in:
lib/rena/rdfxmlparser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(xml_str, uri = nil) ⇒ RdfXmlParser

Returns a new instance of RdfXmlParser.



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# File 'lib/rena/rdfxmlparser.rb', line 10

def initialize (xml_str, uri = nil)
  @excl = ["http://www.w3.org/1999/02/22-rdf-syntax-ns#resource", "http://www.w3.org/1999/02/22-rdf-syntax-ns#nodeID", "http://www.w3.org/1999/02/22-rdf-syntax-ns#about", "http://www.w3.org/1999/02/22-rdf-syntax-ns#ID"]
  if uri != nil
    @uri = Addressable::URI.parse(uri)
  end
  @xml = REXML::Document.new(xml_str)
#    self.iterator @xml.root.children
  if self.is_rdf?
    @graph = Graph.new
    @xml.root.each_element { |e|
      self.parse_element e
    }
#      puts @graph.size
  end
end

Instance Attribute Details

#graph ⇒ Object

Returns the value of attribute graph.



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# File 'lib/rena/rdfxmlparser.rb', line 9

def graph
  @graph
end

#xml ⇒ Object

Returns the value of attribute xml.



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# File 'lib/rena/rdfxmlparser.rb', line 9

def xml
  @xml
end

Instance Method Details

#is_rdf? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rena/rdfxmlparser.rb', line 26

def is_rdf?
  trigger = false
  @xml.each_element do |e|
    if e.namespaces.has_value? "http://www.w3.org/1999/02/22-rdf-syntax-ns#"
      trigger = true
    end
  end
  return trigger
end