Class: Uniword::Validation::Rules::FontsRule

Inherits:
Base
  • Object
show all
Defined in:
lib/uniword/validation/rules/fonts_rule.rb

Overview

Validates font references.

DOC-070: Fonts referenced in document.xml exist in fontTable.xml DOC-071: Panose signatures present for non-symbol fonts

Constant Summary collapse

W_NS = 
"http://schemas.openxmlformats.org/wordprocessingml/2006/main"

Instance Method Summary collapse

Methods inherited from Base

#description, #validity_rule

Instance Method Details

#applicable?(context) ⇒ Boolean

Returns:

  • (Boolean) 


19
20
21
22
 
# File 'lib/uniword/validation/rules/fonts_rule.rb', line 19

def applicable?(context)
  context.part_exists?("word/document.xml") &&
    context.part_exists?("word/fontTable.xml")
end

#category ⇒ Object 



16
 
# File 'lib/uniword/validation/rules/fonts_rule.rb', line 16

def category = :fonts

#check(context) ⇒ Object 



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
 
# File 'lib/uniword/validation/rules/fonts_rule.rb', line 24

def check(context)
  issues = []
  doc = context.document_xml
  return issues unless doc

  ft = context.font_table_xml
  return issues unless ft

  # Collect defined font names
  defined_fonts = Set.new
  ft.root.xpath(".//w:font/@w:name", "w" => W_NS).each do |attr|
    defined_fonts << attr.value
  end

  # Collect referenced fonts from run properties
  referenced = Set.new
  doc.root.xpath(".//w:rFonts/@w:ascii", "w" => W_NS).each do |attr|
    referenced << attr.value
  end
  doc.root.xpath(".//w:rFonts/@w:hAnsi", "w" => W_NS).each do |attr|
    referenced << attr.value
  end
  doc.root.xpath(".//w:rFonts/@w:eastAsia", "w" => W_NS).each do |attr|
    referenced << attr.value
  end

  (referenced - defined_fonts).each do |font|
    issues << issue(
      "Font '#{font}' referenced but not in fontTable.xml",
      part: "word/document.xml",
      suggestion: "The font may render incorrectly. Add it to " \
                  "fontTable.xml or substitute with an available font.",
    )
  end

  issues
end

#code ⇒ Object 



15
 
# File 'lib/uniword/validation/rules/fonts_rule.rb', line 15

def code = "DOC-070"

#severity ⇒ Object 



17
 
# File 'lib/uniword/validation/rules/fonts_rule.rb', line 17

def severity = "notice"