2 # .po as a wiki page type
3 # inspired by the GPL'd po4a-translate,
4 # which is Copyright 2002, 2003, 2004 by Martin Quinson (mquinson#debian.org)
5 package IkiWiki::Plugin::po;
11 use Locale::Po4a::Chooser;
19 memoize("istranslatable");
20 memoize("_istranslation");
21 memoize("percenttranslated");
24 hook(type => "getsetup", id => "po", call => \&getsetup);
25 hook(type => "checkconfig", id => "po", call => \&checkconfig);
26 hook(type => "needsbuild", id => "po", call => \&needsbuild);
27 hook(type => "targetpage", id => "po", call => \&targetpage);
28 hook(type => "tweakurlpath", id => "po", call => \&tweakurlpath);
29 hook(type => "tweakbestlink", id => "po", call => \&tweakbestlink);
30 hook(type => "filter", id => "po", call => \&filter);
31 hook(type => "htmlize", id => "po", call => \&htmlize);
32 hook(type => "pagetemplate", id => "po", call => \&pagetemplate);
35 sub getsetup () { #{{{
39 rebuild => 1, # format plugin
41 po_master_language => {
47 description => "master language (non-PO files)",
51 po_slave_languages => {
58 description => "slave languages (PO files)",
62 po_translatable_pages => {
64 example => "!*/Discussion",
65 description => "PageSpec controlling which pages are translatable",
66 link => "ikiwiki/PageSpec",
73 description => "internal linking behavior (default/current/negotiated)",
79 sub checkconfig () { #{{{
80 foreach my $field (qw{po_master_language po_slave_languages}) {
81 if (! exists $config{$field} || ! defined $config{$field}) {
82 error(sprintf(gettext("Must specify %s"), $field));
85 if (! exists $config{po_link_to} ||
86 ! defined $config{po_link_to}) {
87 $config{po_link_to}="default";
89 if (! exists $config{po_translatable_pages} ||
90 ! defined $config{po_translatable_pages}) {
91 $config{po_translatable_pages}="";
93 if ($config{po_link_to} eq "negotiated" && ! $config{usedirs}) {
94 error(gettext("po_link_to=negotiated requires usedirs to be set"));
96 push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
99 sub potfile ($) { #{{{
100 my $masterfile=shift;
101 (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
102 return File::Spec->catfile($dir, $name . ".pot");
105 sub pofile ($$) { #{{{
106 my $masterfile=shift;
108 (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
109 return File::Spec->catfile($dir, $name . "." . $lang . ".po");
112 sub refreshpot ($) { #{{{
113 my $masterfile=shift;
114 my $potfile=potfile($masterfile);
115 my %options = ("markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0);
116 my $doc=Locale::Po4a::Chooser::new('text',%options);
117 $doc->read($masterfile);
118 $doc->{TT}{utf_mode} = 1;
119 $doc->{TT}{file_in_charset} = 'utf-8';
120 $doc->{TT}{file_out_charset} = 'utf-8';
122 $doc->writepo($potfile);
125 sub refreshpofiles ($@) { #{{{
126 my $masterfile=shift;
129 my $potfile=potfile($masterfile);
130 error("[po/refreshpofiles] POT file ($potfile) does not exist") unless (-e $potfile);
132 foreach my $pofile (@pofiles) {
134 my $cmd = "msgmerge -U $pofile $potfile";
136 or error("[po/refreshpofiles:$pofile] failed to update");
139 File::Copy::syscopy($potfile,$pofile)
140 or error("[po/refreshpofiles:$pofile] failed to copy the POT file");
145 sub needsbuild () { #{{{
146 my $needsbuild=shift;
148 # build %translations, using istranslation's side-effect
149 foreach my $page (keys %pagesources) {
150 istranslation($page);
153 # refresh/create POT and PO files as needed
154 foreach my $page (keys %pagesources) {
155 my $pageneedsbuild = grep { $_ eq $pagesources{$page} } @$needsbuild;
156 if (istranslatable($page)) {
157 my $file=srcfile($pagesources{$page});
158 if ($pageneedsbuild || ! -e potfile($file)) {
162 foreach my $lang (keys %{$config{po_slave_languages}}) {
163 my $pofile=pofile($file, $lang);
164 if ($pageneedsbuild || ! -e $pofile) {
165 push @pofiles, $pofile;
168 refreshpofiles($file, @pofiles) if (@pofiles);
172 # make existing translations depend on the corresponding master page
173 foreach my $master (keys %translations) {
174 foreach my $slave (values %{$translations{$master}}) {
175 add_depends($slave, $master);
180 sub targetpage (@) { #{{{
182 my $page=$params{page};
183 my $ext=$params{ext};
185 if (istranslation($page)) {
186 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
187 if (! $config{usedirs} || $page eq 'index') {
188 return $masterpage . "." . $lang . "." . $ext;
191 return $masterpage . "/index." . $lang . "." . $ext;
194 elsif (istranslatable($page)) {
195 if (! $config{usedirs} || $page eq 'index') {
196 return $page . "." . $config{po_master_language}{code} . "." . $ext;
199 return $page . "/index." . $config{po_master_language}{code} . "." . $ext;
205 sub tweakurlpath ($) { #{{{
207 my $url=$params{url};
208 if ($config{po_link_to} eq "negotiated") {
209 $url =~ s!/index.$config{po_master_language}{code}.$config{htmlext}$!/!;
214 sub tweakbestlink ($$) { #{{{
216 my $page=$params{page};
217 my $link=$params{link};
218 if ($config{po_link_to} eq "current"
219 && istranslatable($link)
220 && istranslation($page)) {
221 my ($masterpage, $curlang) = ($page =~ /(.*)[.]([a-z]{2})$/);
222 return $link . "." . $curlang;
228 # We use filter to convert PO to the master page's type,
229 # since other plugins should not work on PO files
230 sub filter (@) { #{{{
232 my $page = $params{page};
233 my $destpage = $params{destpage};
234 my $content = decode_utf8(encode_utf8($params{content}));
236 # decide if this is a PO file that should be converted into a translated document,
237 # and perform various sanity checks
238 if (! istranslation($page) || $filtered{$page}{$destpage}) {
242 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
243 my $file=srcfile(exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page});
244 my $masterfile = srcfile($pagesources{$masterpage});
247 push @masters,$masterfile;
249 "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
251 my $doc=Locale::Po4a::Chooser::new('text',%options);
253 'po_in_name' => \@pos,
254 'file_in_name' => \@masters,
255 'file_in_charset' => 'utf-8',
256 'file_out_charset' => 'utf-8',
257 ) or error("[po/filter:$file]: failed to translate");
258 my $tmpfh = File::Temp->new(TEMPLATE => "/tmp/ikiwiki-po-filter-out.XXXXXXXXXX");
259 my $tmpout = $tmpfh->filename;
260 $doc->write($tmpout) or error("[po/filter:$file] could not write $tmpout");
261 $content = readfile($tmpout) or error("[po/filter:$file] could not read $tmpout");
262 $filtered{$page}{$destpage}=1;
266 sub htmlize (@) { #{{{
268 my $page = $params{page};
269 my $content = $params{content};
270 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
271 my $masterfile = srcfile($pagesources{$masterpage});
273 # force content to be htmlize'd as if it was the same type as the master page
274 return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);
277 sub percenttranslated ($) { #{{{
279 return "N/A" unless (istranslation($page));
280 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
281 my $file=srcfile($pagesources{$page});
282 my $masterfile = srcfile($pagesources{$masterpage});
285 push @masters,$masterfile;
287 "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
289 my $doc=Locale::Po4a::Chooser::new('text',%options);
291 'po_in_name' => \@pos,
292 'file_in_name' => \@masters,
293 'file_in_charset' => 'utf-8',
294 'file_out_charset' => 'utf-8',
295 ) or error("[po/percenttranslated:$file]: failed to translate");
296 my ($percent,$hit,$queries) = $doc->stats();
300 sub otherlanguages ($) { #{{{
303 if (istranslatable($page)) {
304 foreach my $lang (sort keys %{$translations{$page}}) {
305 my $translation = $translations{$page}{$lang};
307 url => urlto($translation, $page),
309 language => $config{po_slave_languages}{$lang},
310 percent => percenttranslated($translation),
314 elsif (istranslation($page)) {
315 my ($masterpage, $curlang) = ($page =~ /(.*)[.]([a-z]{2})$/);
317 url => urlto($masterpage, $page),
318 code => $config{po_master_language}{code},
319 language => $config{po_master_language}{name},
322 foreach my $lang (sort keys %{$translations{$masterpage}}) {
324 url => urlto($translations{$masterpage}{$lang}, $page),
326 language => $config{po_slave_languages}{$lang},
327 percent => percenttranslated($page),
328 } unless ($lang eq $curlang);
334 sub pagetemplate (@) { #{{{
336 my $page=$params{page};
337 my $template=$params{template};
339 if (istranslation($page) && $template->query(name => "percenttranslated")) {
340 $template->param(percenttranslated => percenttranslated($page));
342 if ($template->query(name => "otherlanguages")) {
343 $template->param(otherlanguages => [otherlanguages($page)]);
347 sub istranslatable ($) { #{{{
349 my $file=$pagesources{$page};
352 || (defined pagetype($file) && pagetype($file) eq 'po')
353 || $file =~ /\.pot$/) {
356 return pagespec_match($page, $config{po_translatable_pages});
359 sub _istranslation ($) { #{{{
361 my $file=$pagesources{$page};
362 if (! defined $file) {
363 return IkiWiki::FailReason->new("no file specified");
367 || ! defined pagetype($file)
368 || ! pagetype($file) eq 'po'
369 || $file =~ /\.pot$/) {
373 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
374 if (! defined $masterpage || ! defined $lang
375 || ! (length($masterpage) > 0) || ! (length($lang) > 0)
376 || ! defined $pagesources{$masterpage}
377 || ! defined $config{po_slave_languages}{$lang}) {
381 return istranslatable($masterpage);
384 sub istranslation ($) { #{{{
386 if (_istranslation($page)) {
387 my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
388 $translations{$masterpage}{$lang}=$page unless exists $translations{$masterpage}{$lang};
394 package IkiWiki::PageSpec;
399 sub match_istranslation ($;@) { #{{{
401 if (IkiWiki::Plugin::po::istranslation($page)) {
402 return IkiWiki::SuccessReason->new("is a translation page");
405 return IkiWiki::FailReason->new("is not a translation page");
409 sub match_istranslatable ($;@) { #{{{
411 if (IkiWiki::Plugin::po::istranslatable($page)) {
412 return IkiWiki::SuccessReason->new("is set as translatable in po_translatable_pages");
415 return IkiWiki::FailReason->new("is not set as translatable in po_translatable_pages");
419 sub match_lang ($$;@) { #{{{
422 my $regexp=IkiWiki::glob2re($wanted);
426 if (IkiWiki::Plugin::po::istranslation($page)) {
427 ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
430 $lang = $config{po_master_language}{code};
433 if ($lang!~/^$regexp$/i) {
434 return IkiWiki::FailReason->new("file language is $lang, not $wanted");
437 return IkiWiki::SuccessReason->new("file language is $wanted");
441 sub match_currentlang ($$;@) { #{{{
445 my ($currentmasterpage, $currentlang, $masterpage, $lang);
447 return IkiWiki::FailReason->new("no location provided") unless exists $params{location};
449 if (IkiWiki::Plugin::po::istranslation($params{location})) {
450 ($currentmasterpage, $currentlang) = ($params{location} =~ /(.*)[.]([a-z]{2})$/);
453 $currentlang = $config{po_master_language}{code};
456 if (IkiWiki::Plugin::po::istranslation($page)) {
457 ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
460 $lang = $config{po_master_language}{code};
463 if ($lang eq $currentlang) {
464 return IkiWiki::SuccessReason->new("file language is the same as current one, i.e. $currentlang");
467 return IkiWiki::FailReason->new("file language is $lang, whereas current language is $currentlang");