jsgettext.pl

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