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

#context_type, #description, #validity_rule

Instance Method Details

#applicable?(context) ⇒ Boolean

Returns:

  • (Boolean) 


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

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

#category ⇒ Object 



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# File 'lib/uniword/validation/rules/fonts_rule.rb', line 14

def category = :fonts

#check(context) ⇒ Object 



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

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 



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# File 'lib/uniword/validation/rules/fonts_rule.rb', line 13

def code = "DOC-070"

#severity ⇒ Object 



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

def severity = "notice"