fixup-docbook-translated.rb

   1 #!/usr/bin/ruby
   2 # coding: utf-8
   3
   4 require 'nokogiri'
   5
   6 LogLevel=1
   7 raise ArgumentError, 'Language and source/destination files not specified' if ARGV.size != 3
   8 lang = ARGV[0]
   9 srcfile = ARGV[1]
  10 dstfile = ARGV[2]
  11
  12 f=File.open(srcfile)
  13 xml = Nokogiri::XML(f)
  14
  15 def log(level,what)
  16   indicators = %w(! • # -)
  17   if level >= LogLevel
  18     print indicators[level]
  19   else
  20     print "\n%s %s\n" % ['*' * (level+1), what]
  21   end
  22 end
  23
  24 log 0, 'Including the Spanish version introduction'
  25 if intro = File.open('extra/es/intro_es.xml', 'r').read rescue nil
  26   xml.search('preface').last.after( intro )
  27 else
  28   log 0, ' -!- Introduction text not found or empty'
  29 end
  30
  31 log 0, 'replace images with translated versions'
  32 xml.search('imagedata').each do |img|
  33   # Included images are in the 'Pictures' directory. Translated images
  34   # are in Pictures/[langcode]/. Only translated images need to be
  35   # included.
  36   orig_img = img.attributes['fileref'].text
  37   trans_img = orig_img.gsub(/Pictures/, "Pictures/#{lang}")
  38   next if orig_img == trans_img
  39
  40   if File.exists?(trans_img)
  41     log 1, 'Replaced %s by %s' % [orig_img, trans_img]
  42     img.set_attribute('fileref', trans_img)
  43   end
  44 end
  45
  46 log 0, 'Writing processed file'
  47 # Unable to figure out API way to replace DOCTYPE
  48 data = xml.to_xml()
  49 File.open(dstfile, 'w') {|f| f.write(data)}