Class: Inferno::DSL::FHIREvaluation::ReferenceExtractor

Inherits:
Object
  • Object
show all
Defined in:
lib/inferno/dsl/fhir_evaluation/reference_extractor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#references ⇒ Object

Returns the value of attribute references.



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 5

def references
  @references
end

#resource_type_ids ⇒ Object

Returns the value of attribute resource_type_ids.



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 5

def resource_type_ids
  @resource_type_ids
end

Instance Method Details

#add_parsed_reference(resource, value, path) ⇒ Object 



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 49

def add_parsed_reference(resource, value, path)
  type = value.reference.split('/')[-2].downcase
  id = value.reference.split('/')[-1]
  references[resource.id] << if resource_type_ids.key?(type)
                               { path: path, type: type, id: id }
                             else
                               { path: path, type: '', id: value.reference }
                             end
end

#extract_references(resources) ⇒ Object 



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 23

def extract_references(resources)
  @references = Hash.new { |reference, id| reference[id] = [] }

  resources.each do |resource|
    extract_references_from_resource(resource)
  end

  references
end

#extract_references_from_resource(resource) ⇒ Object 



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 33

def extract_references_from_resource(resource)
  resource.each_element do |value, metadata, path|
    if metadata['type'] == 'Reference' && !value.reference.nil?
      if value.reference.start_with?('#')
        next
      elsif value.reference.include? '/'
        add_parsed_reference(resource, value, path)
      elsif value.reference.start_with? 'urn:uuid:'
        references[resource.id] << { path: path, type: '', id: value.reference[9..] }
      else
        references[resource.id] << { path: path, type: '', id: value.reference }
      end
    end
  end
end

#extract_resource_type_ids(resources) ⇒ Object 



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# File 'lib/inferno/dsl/fhir_evaluation/reference_extractor.rb', line 7

def extract_resource_type_ids(resources)
  @resource_type_ids = Hash.new { |type, id| type[id] = [] }

  resources.each do |resource|
    resource.each_element do |value, metadata, path|
      next unless metadata['type'] == 'id'
      next if path.include?('contained')

      type = metadata['path'].partition('.').first.downcase
      resource_type_ids[type] << value
    end
  end

  resource_type_ids
end