Module: Maker

Defined in:
app/aides/maker.rb

Class Method Summary collapse

Class Method Details

.concept(options = {}) ⇒ Object

optional arguments: concept_attributes for custom concept attributes pref_labels is an array of strings or label instances to be used as prefLabels alt_labels is an array of strings or label instances to be used as altLabels



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# File 'app/aides/maker.rb', line 80

def self.concept(options={})
  attributes = options[:concept_attributes] || {}
  pref_labels = options[:pref_labels] || []
  alt_labels = options[:alt_labels] || []

  defaults = { # NB: must use strings, not symbols as keys due to YAML
    'published_at' => 3.days.ago
  }
  attributes = defaults.merge(attributes)

  concept = Iqvoc::Concept.base_class.create!(attributes)

  pref_labels.each { |term|
    label = term.is_a?(String) ? self.label(term) : term
    Iqvoc::Concept.pref_labeling_class.
        create!(owner: concept, target: label)
  }
  alt_labels.each { |term|
    label = term.is_a?(String) ? self.label(term) : term
    Iqvoc::Concept.further_labeling_classes.first.first.
        create!(owner: concept, target: label)
  }

  return concept
end

.from_yaml(yml) ⇒ Object

labels:

value: : inflectionals: [, ...] components: [

concepts:

: pref_labels: [

NB:

  • order of concepts matters when referencing relations
  • order of labels matters when referencing components


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# File 'app/aides/maker.rb', line 24

def self.from_yaml(yml)
  data = YAML.load(yml)

  labels = {}
  data['labels'].each { |label| # XXX: use omap to simplify format (making `value` the key instead of an attribute)?
    term = label.delete('value')

    components = label.delete('components').map { |term|
      labels[term]
    } if label['components']

    options = {
      inflectionals: label.delete('inflectionals'),
      components: components,
      label_attributes: label
    }

    labels[term] = self.label(term, options)
  } if data['labels']

  concepts = {}
  data['concepts'].each { |concept| # XXX: use omap to simplify format (using a single pref_label as key)?
    relations = {}
    ['broader', 'narrower'].each { |type| # TODO: missing related, support for poly-hierarchies
      relations[type] = concepts[concept.delete(type)] if concept[type]
    }

    lbls = {} # TODO: rename
    ['pref', 'alt'].each { |type| # TODO: missing hidden
      key = "#{type}_labels"
      lbls[type] = concept.delete(key).map { |term|
        labels[term]
      } if concept[key]
    }

    options = {
      pref_labels: lbls['pref'],
      alt_labels: lbls['alt'],
      concept_attributes: concept
    }

    identifier = options[:pref_labels].first.value
    concepts[identifier] = self.concept(options)
    concepts[identifier].send(Iqvoc::Concept.broader_relation_class.name.to_relation_name).
        create_with_reverse_relation(relations['broader']) if relations['broader']
    concepts[identifier].send(Iqvoc::Concept.broader_relation_class.narrower_class.name.to_relation_name).
        create_with_reverse_relation(relations['narrower']) if relations['narrower']
  } if data['concepts']

  return { concepts: concepts, labels: labels }
end

.label(value, options = {}) ⇒ Object

optional arguments: label_attributes for custom label attributes inflectionals is an array of strings to be used as inflectionals components is an array of labels to be used as compound form contents



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# File 'app/aides/maker.rb', line 110

def self.label(value, options={}) # FIXME: move into SKOS-XL extension
  attributes = options[:label_attributes] || {}
  inflectionals = options[:inflectionals] || []
  components = options[:components] || []

  defaults = { # NB: must use strings, not symbols as keys due to YAML
    value: value, # intentionally not a string; symbol takes precedence
    'origin' => Origin.new(value).to_s,
    'language' => Iqvoc::Concept.pref_labeling_languages.first,
    'published_at' => 2.days.ago
  }
  attributes = defaults.merge(attributes)

  klass = Iqvoc::Xllabel rescue Iqvoc::Label # FIXME: breaks encapsulation (hard-coded iqvoc_skosxl dependency)
  label = klass.base_class.create!(attributes)

  inflectionals.each { |inf|
    label.inflectionals.create!(value: inf)
  }

  if components.length > 0
    compound_form_contents = components.each_with_index.map { |label, i|
      CompoundForm::Content::Base.new(label: label, order: i)
    }
    label.compound_forms.create!(compound_form_contents: compound_form_contents)
  end

  return label
end