xscreensaver/intltool-extract.in

310 lines
7.1 KiB
Plaintext

#!@INTLTOOL_PERL@ -w
# -*- Mode: perl; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# The Intltool Message Extractor
#
# Copyright (C) 2000-2001 Free Software Foundation.
#
# Intltool is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# Intltool is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.
#
# Authors: Kenneth Christiansen <kenneth@gnu.org>
# Darin Adler <darin@bentspoon.com>
#
## Release information
my $PROGRAM = "intltool-extract";
my $PACKAGE = "intltool";
my $VERSION = "0.18";
## Loaded modules
use strict;
use File::Basename;
use Getopt::Long;
## Scalars used by the option stuff
my $TYPE_ARG = "0";
my $LOCAL_ARG = "0";
my $HELP_ARG = "0";
my $VERSION_ARG = "0";
my $UPDATE_ARG = "0";
my $QUIET_ARG = "0";
my $FILE;
my $OUTFILE;
my $gettext_type = "";
my $input;
my %messages = ();
## Use this instead of \w for XML files to handle more possible characters.
my $w = "[-A-Za-z0-9._:]";
## Always print first
$| = 1;
## Handle options
GetOptions (
"type=s" => \$TYPE_ARG,
"local|l" => \$LOCAL_ARG,
"help|h" => \$HELP_ARG,
"version|v" => \$VERSION_ARG,
"update" => \$UPDATE_ARG,
"quiet|q" => \$QUIET_ARG,
) or &error;
&split_on_argument;
## Check for options.
## This section will check for the different options.
sub split_on_argument {
if ($VERSION_ARG) {
&version;
} elsif ($HELP_ARG) {
&help;
} elsif ($LOCAL_ARG) {
&place_local;
&extract;
} elsif ($UPDATE_ARG) {
&place_normal;
&extract;
} elsif (@ARGV > 0) {
&place_normal;
&message;
&extract;
} else {
&help;
}
}
sub place_normal {
$FILE = $ARGV[0];
$OUTFILE = "$FILE.h";
}
sub place_local {
$OUTFILE = fileparse($FILE, ());
if (!-e "tmp/") {
system("mkdir tmp/");
}
$OUTFILE = "./tmp/$OUTFILE.h"
}
sub determine_type {
if ($TYPE_ARG =~ /^gettext\/(.*)/) {
$gettext_type=$1
}
}
## Sub for printing release information
sub version{
print "${PROGRAM} (${PACKAGE}) $VERSION\n";
print "Copyright (C) 2000 Free Software Foundation, Inc.\n";
print "Written by Kenneth Christiansen, 2000.\n\n";
print "This is free software; see the source for copying conditions. There is NO\n";
print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n";
exit;
}
## Sub for printing usage information
sub help{
print "Usage: ${PROGRAM} [FILENAME] [OPTIONS] ...\n";
print "Generates a header file from an xml source file.\n\nGrabs all strings ";
print "between <_translatable_node> and it's end tag,\nwhere tag are all allowed ";
print "xml tags. Read the docs for more info.\n\n";
print " -v, --version shows the version\n";
print " -h, --help shows this help page\n";
print " -q, --quiet quiet mode\n";
print "\nReport bugs to <kenneth\@gnu.org>.\n";
exit;
}
## Sub for printing error messages
sub error{
print "Try `${PROGRAM} --help' for more information.\n";
exit;
}
sub message {
print "Generating C format header file for translation.\n";
}
sub extract {
&determine_type;
&convert ($FILE);
open OUT, ">$OUTFILE";
&msg_write;
close OUT;
print "Wrote $OUTFILE\n" unless $QUIET_ARG;
}
sub convert($) {
## Reading the file
{
local (*IN);
local $/; #slurp mode
open (IN, "<$FILE") || die "can't open $FILE: $!";
$input = <IN>;
}
&type_ini if $gettext_type eq "ini";
&type_keys if $gettext_type eq "keys";
&type_xml if $gettext_type eq "xml";
&type_glade if $gettext_type eq "glade";
&type_scheme if $gettext_type eq "scheme";
}
sub entity_decode_minimal
{
local ($_) = @_;
s/&apos;/'/g; # '
s/&quot;/"/g; # "
s/&amp;/&/g;
return $_;
}
sub entity_decode
{
local ($_) = @_;
s/&apos;/'/g; # '
s/&quot;/"/g; # "
s/&amp;/&/g;
s/&lt;/</g;
s/&gt;/>/g;
return $_;
}
sub escape_char
{
return '\"' if $_ eq '"';
return '\n' if $_ eq "\n";
return '\\' if $_ eq '\\';
return $_;
}
sub escape
{
my ($string) = @_;
return join "", map &escape_char, split //, $string;
}
sub type_ini {
### For generic translatable desktop files ###
while ($input =~ /^_.*=(.*)$/mg) {
$messages{$1} = [];
}
}
sub type_keys {
### For generic translatable mime/keys files ###
while ($input =~ /^\s*_\w+=(.*)$/mg) {
$messages{$1} = [];
}
}
sub type_xml {
### For generic translatable XML files ###
while ($input =~ /\s_$w+=\"([^"]+)\"/sg) { # "
$messages{entity_decode_minimal($1)} = [];
}
while ($input =~ /<_($w+)>(.+?)<\/_\1>/sg) {
$_ = $2;
s/\s+/ /g;
s/^ //;
s/ $//;
$messages{entity_decode_minimal($_)} = [];
}
}
sub type_glade {
### For translatable Glade XML files ###
my $tags = "label|title|text|format|copyright|comments|preview_text|tooltip|message";
while ($input =~ /<($tags)>([^<]+)<\/($tags)>/sg) {
# Glade sometimes uses tags that normally mark translatable things for
# little bits of non-translatable content. We work around this by not
# translating strings that only includes something like label4 or window1.
$messages{entity_decode($2)} = [] unless $2 =~ /^(window|label)[0-9]+$/;
}
while ($input =~ /<items>(..[^<]*)<\/items>/sg) {
for my $item (split (/\n/, $1)) {
$messages{entity_decode($item)} = [];
}
}
## handle new glade files
while ($input =~ /<(property|atkproperty)\s+[^>]*translatable\s*=\s*"yes"[^>]*>([^<]+)<\/\1>/sg) {
$messages{entity_decode($2)} = [] unless $2 =~ /^(window|label)[0-9]+$/;
}
}
sub type_scheme {
while ($input =~ /_\(?"((?:[^"\\]+|\\.)*)"\)?/sg) {
$messages{$1} = [];
}
}
sub msg_write {
for my $message (sort keys %messages) {
print OUT "/* xgettext:no-c-format */\n" if $message =~ /%/;
my @lines = split (/\n/, $message);
for (my $n = 0; $n < @lines; $n++) {
if ($n == 0) {
print OUT "char *s = N_(\"";
} else {
print OUT " \"";
}
print OUT escape($lines[$n]);
if ($n < @lines - 1) {
print OUT "\\n\"\n";
} else {
print OUT "\");\n";
}
}
}
}