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