Class: Coradoc::Input::Html::Converters::A

Inherits:
Base
  • Object
show all
Defined in:
lib/coradoc/html/input/converters/a.rb

Constant Summary collapse

INSTANCE = 
new

Instance Method Summary collapse

Methods inherited from Base

#extract_leading_trailing_whitespace, #extract_text_from_content, #extract_title, #node_has_ancestor?, #textnode_after_start_with?, #textnode_before_end_with?, #treat_children_coradoc, #treat_coradoc, #unconstrained_after?, #unconstrained_before?

Instance Method Details

#to_coradoc(node, state = {}) ⇒ Object 



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# File 'lib/coradoc/html/input/converters/a.rb', line 12

def to_coradoc(node, state = {})
  # Use treat_children_coradoc to get CoreModel elements
  content = treat_children_coradoc(node, state)

  href  = node['href']
  title = extract_title(node)
  id = node['id'] || node['name']

  id = id&.gsub(/\s/, '')&.gsub(/__+/, '_')
  id = nil if id&.empty?

  return nil if /^_Toc\d+$|^_GoBack$/.match?(id)

  # For inline anchors - return CoreModel InlineElement with format_type "anchor"
  if id
    return Coradoc::CoreModel::InlineElement.new(
      format_type: 'anchor',
      target: id
    )
  end

  # For cross-references
  if href.to_s.start_with?('#')
    ref_id = href.sub(/^#/, '').gsub(/\s/, '').gsub(/__+/, '_')
    content_str = extract_text_from_content(content)
    return Coradoc::CoreModel::CrossReferenceElement.new(
      target: ref_id,
      content: content_str.strip.empty? ? nil : content_str.strip
    )
  end

  return nil if href.to_s.empty?

  # For links
  ambigous_characters = /[\w.?&#=%;\[\u{ff}-\u{10ffff}]/
  right_constrain = textnode_after_start_with?(node, ambigous_characters)

  content_str = extract_text_from_content(content)

  out = []
  # Add leading space if needed
  if textnode_before_end_with?(node, ambigous_characters)
    out << Coradoc::CoreModel::TextElement.new(
      content: ' '
    )
  end

  # Create link element
  link = Coradoc::CoreModel::LinkElement.new(
    target: href,
    content: content_str.strip,
    metadata: {
      title: (title.strip unless title.to_s.strip.empty?),
      right_constrain: right_constrain
    }.compact
  )
  out << link

  # Return single element or array
  out.length == 1 ? out.first : out
end