jsgettext.pl

   1 #!/usr/bin/perl
   2
   3 use strict;
   4 use warnings;
   5
   6 use Encode;
   7 use Getopt::Std;
   8 use Locale::PO;
   9 use Time::Local;
  10
  11 use PVE::Tools;
  12
  13 my $options = {};
  14
  15 getopts('o:b:p:', $options) ||
  16     die "unable to parse options\n";
  17
  18 my $dirs = [@ARGV];
  19
  20 die "no directory specified\n" if !scalar(@$dirs);
  21
  22 foreach my $dir (@$dirs) {
  23     die "no such directory '$dir'\n" if ! -d $dir;
  24 }
  25
  26 my $projectId = $options->{p} || die "missing project ID\n";
  27
  28 my $basehref = {};
  29 if (my $base = $options->{b}) {
  30     my $aref = Locale::PO->load_file_asarray($base) ||
  31         die "unable to load '$base'\n";
  32
  33     my $charset;
  34     my $hpo = $aref->[0] || die "no header";
  35     my $header = $hpo->dequote($hpo->msgstr);
  36     if ($header =~ m|^Content-Type:\s+text/plain;\s+charset=(\S+)$|im) {
  37         $charset = $1;
  38     } else {
  39         die "unable to get charset\n" if !$charset;
  40     }
  41
  42     foreach my $po (@$aref) {
  43         my $qmsgid = decode($charset, $po->msgid);
  44         my $msgid = $po->dequote($qmsgid);
  45         $basehref->{$msgid} = $po;
  46     }
  47 }
  48
  49 my $sources = [];
  50
  51 my $findcmd = [['find', @$dirs, '-name', '*.js'],['sort']];
  52 PVE::Tools::run_command($findcmd, outfunc => sub {
  53     my $line = shift;
  54     print "F: $line\n";
  55     push @$sources, $line;
  56 });
  57
  58 my $header = <<__EOD;
  59 Proxmox message catalog.
  60 Copyright (C) 2011-2020 Proxmox Server Solutions GmbH
  61 This file is free software: you can redistribute it and\/or modify
  62 it under the terms of the GNU Affero General Public License as published by
  63 the Free Software Foundation, either version 3 of the License, or
  64 (at your option) any later version.
  65 Proxmox Support Team <support\@proxmox.com>, 2020.
  66 __EOD
  67
  68 my $ctime = scalar localtime;
  69
  70 my $href = {};
  71 my $po = new Locale::PO(-msgid=> '',
  72                         -comment=> $header,
  73                         -fuzzy=> 1,
  74                         -msgstr=>
  75                         "Project-Id-Version: $projectId\n" .
  76                         "Report-Msgid-Bugs-To: <support\@proxmox.com>\n" .
  77                         "POT-Creation-Date: $ctime\n" .
  78                         "PO-Revision-Date: YEAR-MO-DA HO:MI +ZONE\n" .
  79                         "Last-Translator: FULL NAME <EMAIL\@ADDRESS>\n" .
  80                         "Language-Team: LANGUAGE <support\@proxmox.com>\n" .
  81                         "MIME-Version: 1.0\n" .
  82                         "Content-Type: text/plain; charset=UTF-8\n" .
  83                         "Content-Transfer-Encoding: 8bit\n");
  84
  85 $href->{''} = $po;
  86
  87 sub extract_msg {
  88     my ($filename, $linenr, $line) = @_;
  89
  90     my $count = 0;
  91
  92     while(1) {
  93         my $text;
  94         if ($line =~ m/\Wgettext\s*\((("((?:[^"\\]++|\\.)*+)")|('((?:[^'\\]++|\\.)*+)'))\)/g) {
  95             $text = $3 || $5;
  96         }
  97
  98         last if !$text;
  99
 100         if ($basehref->{$text}) {
 101             return;
 102         }
 103
 104         $count++;
 105
 106         my $ref = "$filename:$linenr";
 107
 108         if (my $po = $href->{$text}) {
 109             $po->reference($po->reference() . " $ref");
 110         } else {
 111             my $po = new Locale::PO(-msgid=> $text, -reference=> $ref, -msgstr=> '');
 112             $href->{$text} = $po;
 113         }
 114     };
 115
 116     die "can't extract gettext message in '$filename' line $linenr\n"
 117         if !$count;
 118 }
 119
 120 foreach my $s (@$sources) {
 121     open(SRC, $s) || die "unable to open file '$s' - $!\n";
 122     while(defined(my $line = <SRC>)) {
 123         next if $line =~ m/^\s*function gettext/;
 124         if ($line =~ m/gettext\s*\(/) {
 125             extract_msg($s, $., $line);
 126         }
 127     }
 128     close(SRC);
 129 }
 130
 131 my $filename = $options->{o} // "messages.pot";
 132 Locale::PO->save_file_fromhash($filename, $href);
 133