Module: Arrolio::GenericAdapter::DocumentExtraction

Included in:
Arrolio::GenericAdapter
Defined in:
lib/arrolio/generic_adapter/document_extraction.rb

Overview

Extracted conversion seam (TODO 56): one module per concern, included into the adapter. The class keeps dispatch and glue.

Instance Method Summary collapse

Instance Method Details

#extract_bibliography(root) ⇒ Object 



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# File 'lib/arrolio/generic_adapter/document_extraction.rb', line 76

def extract_bibliography(root)
  biblio_elem = find_first(root, selector('bibliography_container'))
  return [] unless biblio_elem

  result = []
  each_element(biblio_elem) do |child|
    next if child == biblio_elem
    next unless child.name == selector('bibliography_reference')

    items = []
    each_child(child, selector('bibliography_item')) do |bi|
      items.concat(convert_bibitem(bi))
    end
    result << Content::Section.new(
      title: 'Bibliography',
      level: 1,
      children: items,
      style_id: :section_body_1,
      title_style_id: title_style_for('bibliography', 1)
    )
  end
  result
end

#extract_preface(root) ⇒ Object 



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# File 'lib/arrolio/generic_adapter/document_extraction.rb', line 62

def extract_preface(root)
  preface_elem = find_first(root, selector('preface_container'))
  return [] unless preface_elem

  result = []
  each_element(preface_elem) do |child|
    next if child == preface_elem
    next unless Array(selector('preface_children')).include?(child.name)

    result << convert_clause(child, context: :preface)
  end
  result
end

#extract_sections(root) ⇒ Object 



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# File 'lib/arrolio/generic_adapter/document_extraction.rb', line 8

def extract_sections(root)
  sections_config = @rules['sections'] || {}
  container = sections_config['container'] || 'sections'
  sections_elem = find_first(root, container)
  return [] unless sections_elem

  children = []
  each_direct_child(sections_elem) do |child|
    next unless map_element(child.name, sections_elem) == 'section'

    children << convert_clause(child)
  end
  children
end

#extract_title_block(root) ⇒ Object 



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# File 'lib/arrolio/generic_adapter/document_extraction.rb', line 23

def extract_title_block(root)
  sections_config = @rules['sections'] || {}
  container = sections_config['container'] || 'sections'
  sections_elem = find_first(root, container)
  return nil unless sections_elem

  para_name = selector('paragraph')
  each_direct_child(sections_elem) do |child|
    next unless child.name == para_name

    cls = child.attribute('class')&.value
    title_style = (@rules['paragraph_styles'] || {})[cls]
    next unless title_style

    return Content::Paragraph.new(
      title_block_runs(root),
      style_id: title_style.to_sym,
      id: child.attribute(selector('id_attribute'))&.value
    )
  end
  nil
end

#title_block_runs(root) ⇒ Object 



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# File 'lib/arrolio/generic_adapter/document_extraction.rb', line 46

def title_block_runs(root)
  metadata = extract_metadata(root)
  part = metadata[:part_number].to_s
  title_part = metadata[:title_part].to_s
  locality = @rules.dig('i18n', 'locality_part').to_s
  locality = 'Part' if locality.empty?
  text = if part.empty? && title_part.empty?
           ''
         elsif part.empty?
           title_part
         else
           "#{locality} #{part} - #{title_part}".strip
         end
  [Content::InlineRun.new(text, style_id: :doc_title)]
end