fixup-migrate-gettext.rb

   1 #!/usr/bin/ruby
   2 # coding: utf-8
   3 class PoStr
   4   Sections = %w(Headers Source Translated)
   5   attr_accessor :status, :src, :dest, :prev, :type, :location
   6   def initialize(text)
   7     section = 0
   8     @status = ''
   9     @src = ''
  10     @dest = ''
  11     @prev = ''
  12
  13     text.split(/\n/).each do |lin|
  14       # Header
  15       if section == 0
  16         if lin =~ /^#(.) ([^:]*)(?::(.*))?/
  17           type = $1
  18           field = $2
  19           value = $3
  20
  21           @status = 'fuzzy' if type == ',' and field == 'fuzzy'
  22           @type = value if type == '.' and field == 'type'
  23           @location = {:file => field, :line => value} if type == ':'
  24           if type == '|'
  25             #print lin, "\n"
  26             if lin =~ /^\#\| msgid "(.*)"$/
  27               #print "first '%s'\n" % $1
  28               @prev << $1
  29             elsif lin =~ /^\#\| "(.*)"$/
  30               @prev << $1
  31             end
  32           end
  33         elsif lin =~ /^msgid "(.*)"/
  34           section += 1
  35           @src << $1
  36         else
  37           boom(section, lin, text)
  38         end
  39
  40       # Source text
  41       elsif section == 1
  42         if lin =~ /^"(.*)"$/
  43           @src << $1
  44         elsif lin =~ /^msgstr "(.*)"/
  45           section += 1
  46           @dest << $1
  47         else
  48           boom(section, lin, text)
  49         end
  50
  51       # Translated text
  52       else
  53         if lin =~ /^"(.*)"$/
  54           @dest << $1
  55         else
  56           boom(section, lin, text)
  57         end
  58       end
  59     end
  60   end
  61
  62   def boom(section, line, text)
  63     raise RuntimeError, "Unexpected string in %s:\n %s\n\nFull text: %s" %
  64                         [Sections[section], line, text]
  65   end
  66
  67   def fuzzy?
  68     @status == 'fuzzy'
  69   end
  70
  71   def output()
  72     # FIXME rewrite to output proper entries
  73     if '' != @type
  74       print "#. type: %s\n" % [@type]
  75     end
  76     if fuzzy?
  77       print "#, fuzzy\n"
  78       if '' != @prev
  79         print "#| msgid \"%s\"\n" % [@prev]
  80       end
  81     end
  82     print "msgid \"%s\"\n" % [@src]
  83     print "msgstr \"%s\"\n" % [@dest]
  84     print "\n\n"
  85   end
  86 end
  87
  88 raise ArgumentError, 'Source file not specified' if ARGV.size != 1
  89 file = ARGV[0]
  90 strings = File.open(file,'r').read.split(/\n\n/)[1..-1].map {|str| PoStr.new(str)}
  91
  92 print strings
  93
  94 c = 0
  95 strings.each do |entry|
  96   if entry.fuzzy?
  97     # Ignore whitespace changes between prev and src
  98     if entry.prev.gsub(/ +/, ' ') == entry.src.gsub(/ +/, ' ')
  99       entry.status = ''
 100       print "clear fuzzy (space)\n"
 101       c = c + 1
 102     end
 103
 104     # Rewrite title strings, which lost '#' at the front
 105     if entry.prev.gsub(/^#+ +/, '') == entry.src
 106       entry.status = ''
 107       entry.dest.gsub!(/^#+ +/, '')
 108       print "cleared fuzzy (title)\n"
 109       c = c + 1
 110     end
 111
 112     # Rewrite footnotes to use "<placeholder type=\"footnote\" id=\"0\"/>"
 113     if entry.src =~ /<placeholder type=\\"footnote\\" id=\\"0\\"\/>/
 114       print "found footnote\n"
 115       p = entry.prev
 116       p.sub!(/([a-z]\.["”]?)(\d+)(\s)/, "\\1<placeholder type=\\\"footnote\\\" id=\\\"0\\\"\/>\\3")
 117       p.sub!(/([a-z]\.["”]?)(\d+)$/, "\\1<placeholder type=\\\"footnote\\\" id=\\\"0\\\"\/>")
 118       print p, "\n"
 119       print entry.src, "\n"
 120       if p == entry.src
 121         entry.status = ''
 122         entry.dest.sub!(/([a-z]\.["”»]?)(\d+)(\s)/, "\\1<placeholder type=\\\"footnote\\\" id=\\\"0\\\"\/>\\3")
 123         entry.dest.sub!(/([a-z]\.["”»]?)(\d+)$/, "\\1<placeholder type=\\\"footnote\\\" id=\\\"0\\\"\/>")
 124         print "cleared fuzzy (footnote)\n"
 125         c = c + 1
 126       end
 127     end
 128   end
 129   entry.output
 130 end
 131 print "Would clear %d fuzzy\n" % [c]