1 #!@XML_I18N_TOOLS_PERL@ -w
2 # -*- Mode: perl; indent-tabs-mode: nil; c-basic-offset: 4 -*-
3
4 #
5 # The XML Translation Extractor
6 #
7 # Copyright (C) 2000 Free Software Foundation.
8 #
9 # This library is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
11 # published by the Free Software Foundation; either version 2 of the
12 # License, or (at your option) any later version.
13 #
14 # This script is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 # General Public License for more details.
18 #
19 # You should have received a copy of the GNU General Public License
20 # along with this library; if not, write to the Free Software
21 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #
23 # Authors: Kenneth Christiansen <kenneth@gnu.org>
24 # Darin Adler <darin@eazel.com>
25 #
26
27 ## Release information
28 my $PROGRAM = "xml-i18n-extract";
29 my $PACKAGE = "xml-i18n-tools";
30 my $VERSION = "0.9";
31
32 ## Script options - Enable by setting value to 1
33 my $ENABLE_INI = "1"; ## desktop and alike files
34 my $ENABLE_KEYS = "1"; ## mimetype descriptions
35 my $ENABLE_GLADE = "1"; ## glade files
36 my $ENABLE_XML = "1"; ## generic xml files
37
38 ## Loaded modules
39 use strict;
40 use File::Basename;
41 use Getopt::Long;
42
43 ## Scalars used by the option stuff
44 my $TYPE_ARG = "0";
45 my $LOCAL_ARG = "0";
46 my $HELP_ARG = "0";
47 my $VERSION_ARG = "0";
48 my $UPDATE_ARG = "0";
49 my $QUIET_ARG = "0";
50
51 my $FILE;
52 my $OUTFILE;
53
54 my $gettext_type = "";
55 my $input;
56 my %messages = ();
57
58 ## Always print first
59 $| = 1;
60
61 ## Handle options
62 GetOptions (
63 "type=s" => \$TYPE_ARG,
64 "local|l" => \$LOCAL_ARG,
65 "help|h|?" => \$HELP_ARG,
66 "version|v" => \$VERSION_ARG,
67 "update" => \$UPDATE_ARG,
68 "quiet|q" => \$QUIET_ARG,
69 ) or &error;
70
71 &split_on_argument;
72
73
74 ## Check for options.
75 ## This section will check for the different options.
76
77 sub split_on_argument {
78
79 if ($VERSION_ARG) {
80 &version;
81
82 } elsif ($HELP_ARG) {
83 &help;
84
85 } elsif ($LOCAL_ARG) {
86 &place_local;
87 &extract;
88
89 } elsif ($UPDATE_ARG) {
90 &place_normal;
91 &extract;
92
93 } elsif (@ARGV > 0) {
94 &place_normal;
95 &message;
96 &extract;
97
98 } else {
99 &help;
100
101 }
102 }
103
104 sub place_normal {
105 $FILE = $ARGV[0];
106 $OUTFILE = "$FILE.h";
107 }
108
109 sub place_local {
110 $OUTFILE = fileparse($FILE, ());
111 if (!-e "tmp/") {
112 system("mkdir tmp/");
113 }
114 $OUTFILE = "./tmp/$OUTFILE.h"
115 }
116
117 sub determine_type {
118 if ($TYPE_ARG =~ /^gettext\/(.*)/) {
119 $gettext_type=$1
120 }
121 }
122
123 ## Sub for printing release information
124 sub version{
125 print "${PROGRAM} (${PACKAGE}) $VERSION\n";
126 print "Copyright (C) 2000 Free Software Foundation, Inc.\n";
127 print "Written by Kenneth Christiansen, 2000.\n\n";
128 print "This is free software; see the source for copying conditions. There is NO\n";
129 print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n";
130 exit;
131 }
132
133 ## Sub for printing usage information
134 sub help{
135 print "Usage: ${PROGRAM} [FILENAME] [OPTIONS] ...\n";
136 print "Generates a header file from an xml source file.\n\nGrabs all strings ";
137 print "between <_translatable_node> and it's end tag,\nwhere tag are all allowed ";
138 print "xml tags. Read the docs for more info.\n\n";
139 print " -v, --version shows the version\n";
140 print " -h, --help shows this help page\n";
141 print " -q, --quiet quiet mode\n";
142 print "\nReport bugs to <kenneth\@gnu.org>.\n";
143 exit;
144 }
145
146 ## Sub for printing error messages
147 sub error{
148 # print "xml-i18n-extract: invalid option @ARGV\n";
149 print "Try `${PROGRAM} --help' for more information.\n";
150 exit;
151 }
152
153 sub message {
154 print "Generating C format header file for translation.\n";
155 }
156
157 sub extract {
158 &determine_type;
159
160 &convert ($FILE);
161
162 open OUT, ">$OUTFILE";
163 &msg_write;
164 close OUT;
165
166 print "Wrote $OUTFILE\n" unless $QUIET_ARG;
167 }
168
169 sub convert($) {
170
171 ## Reading the file
172 {
173 local (*IN);
174 local $/; #slurp mode
175 open (IN, "<$FILE") || die "can't open $FILE: $!";
176 $input = <IN>;
177 }
178
179 &type_ini;
180 &type_keys;
181 &type_xml;
182 &type_glade;
183 }
184
185 sub type_ini {
186
187 if ($ENABLE_INI) {
188
189 ### For generic translatable desktop files ###
190
191 if ($gettext_type eq "ini"){
192
193 while ($input =~ /^_.*=(.*)$/mg) {
194 $messages{$1} = [];
195 }
196 }
197 }
198 }
199
200 sub type_keys {
201
202 if ($ENABLE_KEYS) {
203
204 ### For generic translatable mime/keys files ###
205
206 if ($gettext_type eq "keys"){
207 while ($input =~ /^\s*_\w+=(.*)$/mg) {
208 $messages{$1} = [];
209 }
210 }
211 }
212 }
213
214 sub type_xml {
215
216 if ($ENABLE_XML) {
217
218 ### For generic translatable XML files ###
219
220 if ($gettext_type eq "xml"){
221
222 while ($input =~ /[\t\n\s]_\w+=\"([^\"]+)\"/sg) {
223 $messages{$1} = [];
224 }
225
226 while ($input =~ /<_(\w+)>([^<]+)<\/_\1>/sg) {
227 $messages{$2} = [];
228 }
229
230 }
231 }
232 }
233
234 sub type_glade {
235
236 if ($ENABLE_GLADE) {
237
238 ### For translatable Glade XML files ###
239
240 if ($gettext_type eq "glade"){
241
242 my $translate = "label|title|text|format|copyright|comments|
243 preview_text|tooltip";
244
245 while ($input =~ /<($translate)>([^<]+)<\/($translate)>/sg) {
246
247 # Glade has some bugs, especially it uses translations tags to contain little
248 # non-translatable content. We work around this, by not including these
249 # strings that only includes something like: label4, and window1
250 if ($2 !~ /^(window|label)[0-9]+$/) {
251 $messages{$2} = [];
252 }
253 }
254
255 while ($input =~ /<items>(..[^<]*)<\/items>/sg) {
256 my @items = split (/\n/, $1);
257 for (my $n = 0; $n < @items; $n++) {
258 $messages{$items[$n]} = [];
259 }
260 }
261
262 }
263 }
264
265 }
266
267 sub msg_write {
268
269 foreach my $message (sort keys %messages) {
270
271 my ($tag) = @{ $messages{$message} };
272
273 # Replace XML entities for some special characters with
274 # the appropriate gettext syntax for those characters.
275 $message =~ s/"/\\"/mg; # "
276 $message =~ s/</</mg;
277 $message =~ s/>/>/mg;
278 $message =~ s/&/&/mg;
279
280 print OUT "/* xgettext:no-c-format */\n" if $message =~ /%/;
281 print OUT "/* $tag */\n" if $tag;
282
283 my @lines = split (/\n/, $message);
284
285 for (my $n = 0; $n < @lines; $n++) {
286
287 if ($n == 0) {
288 print OUT "char *s = N_(\"";
289 } else {
290 print OUT " \"";
291 }
292
293 print OUT $lines[$n];
294
295 if ($n < @lines - 1) {
296 print OUT "\\n\"\n";
297 } else {
298 print OUT "\");\n";
299 }
300 }
301 }
302 }
303
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