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

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

Instance Method Summary collapse

Methods inherited from Base

#convert, #escape_text, #extract_leading_trailing_whitespace, #extract_title, #node_has_ancestor?, #textnode_after_start_with?, #textnode_before_end_with?, #treat, #treat_children, #treat_children_coradoc, #treat_coradoc, #unconstrained_after?, #unconstrained_before?

Instance Method Details

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



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
 
# File 'lib/coradoc/html/input/converters/a.rb', line 10

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(/__+/, '_')
    # Convert content to string
    content_str = if content.is_a?(Array)
                    content.map { |c| c.is_a?(Coradoc::CoreModel::Base) ? c.content : c.to_s }.join
                  else
                    content.to_s
                  end
    return Coradoc::CoreModel::InlineElement.new(
      format_type: 'xref',
      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)

  # Convert content to string for the link
  content_str = if content.is_a?(Array)
                  content.map { |c| c.is_a?(Coradoc::CoreModel::Base) && c.content ? c.content : c.to_s }.join
                else
                  content.to_s
                end

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

  # Create link element
  link = Coradoc::CoreModel::InlineElement.new(
    format_type: 'link',
    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