#!/usr/bin/perl
# .po as a wiki page type
+# Licensed under GPL v2 or greater
+# Copyright (C) 2008 intrigeri <intrigeri@boum.org>
# inspired by the GPL'd po4a-translate,
# which is Copyright 2002, 2003, 2004 by Martin Quinson (mquinson#debian.org)
package IkiWiki::Plugin::po;
use IkiWiki 2.00;
use Encode;
use Locale::Po4a::Chooser;
+use Locale::Po4a::Po;
+use File::Basename;
+use File::Copy;
+use File::Spec;
use File::Temp;
+use Memoize;
+use UNIVERSAL;
-sub import {
+my %translations;
+my @origneedsbuild;
+
+memoize("_istranslation");
+memoize("percenttranslated");
+# FIXME: memoizing istranslatable() makes some test cases fail once every
+# two tries; this may be related to the artificial way the testsuite is
+# run, or not.
+# memoize("istranslatable");
+
+# backup references to subs that will be overriden
+my %origsubs;
+
+sub import { #{{{
hook(type => "getsetup", id => "po", call => \&getsetup);
hook(type => "checkconfig", id => "po", call => \&checkconfig);
- hook(type => "targetpage", id => "po", call => \&targetpage);
- hook(type => "tweakurlpath", id => "po", call => \&tweakurlpath);
+ hook(type => "needsbuild", id => "po", call => \&needsbuild);
+ hook(type => "scan", id => "po", call => \&scan, last =>1);
hook(type => "filter", id => "po", call => \&filter);
- hook(type => "preprocess", id => "translatable", call => \&preprocess_translatable);
hook(type => "htmlize", id => "po", call => \&htmlize);
-}
+ hook(type => "pagetemplate", id => "po", call => \&pagetemplate, last => 1);
+ hook(type => "change", id => "po", call => \&change);
+ hook(type => "editcontent", id => "po", call => \&editcontent);
+
+ $origsubs{'bestlink'}=\&IkiWiki::bestlink;
+ inject(name => "IkiWiki::bestlink", call => \&mybestlink);
+ $origsubs{'beautify_urlpath'}=\&IkiWiki::beautify_urlpath;
+ inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath);
+ $origsubs{'targetpage'}=\&IkiWiki::targetpage;
+ inject(name => "IkiWiki::targetpage", call => \&mytargetpage);
+ $origsubs{'urlto'}=\&IkiWiki::urlto;
+ inject(name => "IkiWiki::urlto", call => \&myurlto);
+} #}}}
sub getsetup () { #{{{
return
plugin => {
safe => 0,
- rebuild => 1, # format plugin
+ rebuild => 1, # format plugin & changes html filenames
},
po_master_language => {
type => "string",
},
po_slave_languages => {
type => "string",
- example => {'fr' => { 'name' => 'Français' },
- 'es' => { 'name' => 'Castellano' },
- 'de' => { 'name' => 'Deutsch' },
+ example => {
+ 'fr' => 'Français',
+ 'es' => 'Castellano',
+ 'de' => 'Deutsch'
},
description => "slave languages (PO files)",
safe => 1,
rebuild => 1,
},
- po_link_to_current_language => {
- type => "boolean",
- example => 1,
- description => "internal links point to pages in the current language (useful if Content Negotiation is not supported)",
+ po_translatable_pages => {
+ type => "pagespec",
+ example => "!*/Discussion",
+ description => "PageSpec controlling which pages are translatable",
+ link => "ikiwiki/PageSpec",
+ safe => 1,
+ rebuild => 1,
+ },
+ po_link_to => {
+ type => "string",
+ example => "current",
+ description => "internal linking behavior (default/current/negotiated)",
safe => 1,
rebuild => 1,
},
} #}}}
+sub islanguagecode ($) { #{{{
+ my $code=shift;
+ return ($code =~ /^[a-z]{2}$/);
+} #}}}
+
sub checkconfig () { #{{{
foreach my $field (qw{po_master_language po_slave_languages}) {
if (! exists $config{$field} || ! defined $config{$field}) {
error(sprintf(gettext("Must specify %s"), $field));
}
}
- if (! exists $config{po_link_to_current_language} ||
- ! defined $config{po_link_to_current_language}) {
- $config{po_link_to_current_language}=0;
+ if (! (keys %{$config{po_slave_languages}})) {
+ error(gettext("At least one slave language must be defined in po_slave_languages"));
+ }
+ map {
+ islanguagecode($_)
+ or error(sprintf(gettext("%s is not a valid language code"), $_));
+ } ($config{po_master_language}{code}, keys %{$config{po_slave_languages}});
+ if (! exists $config{po_translatable_pages} ||
+ ! defined $config{po_translatable_pages}) {
+ $config{po_translatable_pages}="";
+ }
+ if (! exists $config{po_link_to} ||
+ ! defined $config{po_link_to}) {
+ $config{po_link_to}='default';
}
+ elsif (! grep {
+ $config{po_link_to} eq $_
+ } ('default', 'current', 'negotiated')) {
+ warn(sprintf(gettext('po_link_to=%s is not a valid setting, falling back to po_link_to=default'),
+ $config{po_link_to}));
+ $config{po_link_to}='default';
+ }
+ elsif ($config{po_link_to} eq "negotiated" && ! $config{usedirs}) {
+ warn(gettext('po_link_to=negotiated requires usedirs to be enabled, falling back to po_link_to=default'));
+ $config{po_link_to}='default';
+ }
+ push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
} #}}}
-sub targetpage (@) { #{{{
- my %params = @_;
- my $page=$params{page};
- my $ext=$params{ext};
+sub otherlanguages($) { #{{{
+ my $page=shift;
- if (pagespec_match($page,"istranslation()")) {
- my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
- if (! $config{usedirs} || $page eq 'index') {
+ my %ret;
+ if (istranslatable($page)) {
+ %ret = %{$translations{$page}};
+ }
+ elsif (istranslation($page)) {
+ my $masterpage = masterpage($page);
+ $ret{$config{po_master_language}{code}} = $masterpage;
+ foreach my $lang (sort keys %{$translations{$masterpage}}) {
+ next if $lang eq lang($page);
+ $ret{$lang} = $translations{$masterpage}{$lang};
+ }
+ }
+ return \%ret;
+} #}}}
+
+sub potfile ($) { #{{{
+ my $masterfile=shift;
+
+ (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
+ $dir='' if $dir eq './';
+ return File::Spec->catpath('', $dir, $name . ".pot");
+} #}}}
+
+sub pofile ($$) { #{{{
+ my $masterfile=shift;
+ my $lang=shift;
+
+ (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
+ $dir='' if $dir eq './';
+ return File::Spec->catpath('', $dir, $name . "." . $lang . ".po");
+} #}}}
+
+sub pofiles ($) { #{{{
+ my $masterfile=shift;
+ return map pofile($masterfile, $_), (keys %{$config{po_slave_languages}});
+} #}}}
+
+sub refreshpot ($) { #{{{
+ my $masterfile=shift;
+
+ my $potfile=potfile($masterfile);
+ my %options = ("markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0);
+ my $doc=Locale::Po4a::Chooser::new('text',%options);
+ $doc->{TT}{utf_mode} = 1;
+ $doc->{TT}{file_in_charset} = 'utf-8';
+ $doc->{TT}{file_out_charset} = 'utf-8';
+ $doc->read($masterfile);
+ # let's cheat a bit to force porefs option to be passed to Locale::Po4a::Po;
+ # this is undocument use of internal Locale::Po4a::TransTractor's data,
+ # compulsory since this module prevents us from using the porefs option.
+ my %po_options = ('porefs' => 'none');
+ $doc->{TT}{po_out}=Locale::Po4a::Po->new(\%po_options);
+ $doc->{TT}{po_out}->set_charset('utf-8');
+ # do the actual work
+ $doc->parse;
+ IkiWiki::prep_writefile(basename($potfile),dirname($potfile));
+ $doc->writepo($potfile);
+} #}}}
+
+sub refreshpofiles ($@) { #{{{
+ my $masterfile=shift;
+ my @pofiles=@_;
+
+ my $potfile=potfile($masterfile);
+ error("[po/refreshpofiles] POT file ($potfile) does not exist") unless (-e $potfile);
+
+ foreach my $pofile (@pofiles) {
+ IkiWiki::prep_writefile(basename($pofile),dirname($pofile));
+ if (-e $pofile) {
+ system("msgmerge", "-U", "--backup=none", $pofile, $potfile) == 0
+ or error("[po/refreshpofiles:$pofile] failed to update");
+ }
+ else {
+ File::Copy::syscopy($potfile,$pofile)
+ or error("[po/refreshpofiles:$pofile] failed to copy the POT file");
+ }
+ }
+} #}}}
+
+sub buildtranslationscache() { #{{{
+ # use istranslation's side-effect
+ map istranslation($_), (keys %pagesources);
+} #}}}
+
+sub resettranslationscache() { #{{{
+ undef %translations;
+} #}}}
+
+sub needsbuild () { #{{{
+ my $needsbuild=shift;
+
+ # backup @needsbuild content so that change() can know whether
+ # a given master page was rendered because its source file was changed
+ @origneedsbuild=(@$needsbuild);
+
+ buildtranslationscache();
+
+ # make existing translations depend on the corresponding master page
+ foreach my $master (keys %translations) {
+ map add_depends($_, $master), values %{otherlanguages($master)};
+ }
+} #}}}
+
+sub scan (@) { #{{{
+ my %params=@_;
+ my $page=$params{page};
+ my $content=$params{content};
+
+ return unless UNIVERSAL::can("IkiWiki::Plugin::link", "import");
+
+ if (istranslation($page)) {
+ foreach my $destpage (@{$links{$page}}) {
+ if (istranslatable($destpage)) {
+ # replace one occurence of $destpage in $links{$page}
+ # (we only want to replace the one that was added by
+ # IkiWiki::Plugin::link::scan, other occurences may be
+ # there for other reasons)
+ for (my $i=0; $i<@{$links{$page}}; $i++) {
+ if (@{$links{$page}}[$i] eq $destpage) {
+ @{$links{$page}}[$i] = $destpage . '.' . lang($page);
+ last;
+ }
+ }
+ }
+ }
+ }
+ elsif (! istranslatable($page) && ! istranslation($page)) {
+ foreach my $destpage (@{$links{$page}}) {
+ if (istranslatable($destpage)) {
+ map {
+ push @{$links{$page}}, $destpage . '.' . $_;
+ } (keys %{$config{po_slave_languages}});
+ }
+ }
+ }
+} #}}}
+
+sub mytargetpage ($$) { #{{{
+ my $page=shift;
+ my $ext=shift;
+
+ if (istranslation($page)) {
+ my ($masterpage, $lang) = (masterpage($page), lang($page));
+ if (! $config{usedirs} || $masterpage eq 'index') {
return $masterpage . "." . $lang . "." . $ext;
}
else {
return $masterpage . "/index." . $lang . "." . $ext;
}
}
- else {
+ elsif (istranslatable($page)) {
if (! $config{usedirs} || $page eq 'index') {
return $page . "." . $config{po_master_language}{code} . "." . $ext;
}
return $page . "/index." . $config{po_master_language}{code} . "." . $ext;
}
}
+ return $origsubs{'targetpage'}->($page, $ext);
} #}}}
-sub tweakurlpath ($) { #{{{
- my %params = @_;
- my $url=$params{url};
- if (! $config{po_link_to_current_language} && $config{usedirs}) {
- $url =~ s!/index.$config{po_master_language}{code}.$config{htmlext}$!/!;
+sub mybeautify_urlpath ($) { #{{{
+ my $url=shift;
+
+ my $res=$origsubs{'beautify_urlpath'}->($url);
+ if ($config{po_link_to} eq "negotiated") {
+ $res =~ s!/\Qindex.$config{po_master_language}{code}.$config{htmlext}\E$!/!;
}
- return $url;
+ return $res;
} #}}}
-# We use filter to convert PO to the master page's type,
-# since other plugins should not work on PO files
+sub urlto_with_orig_beautiful_urlpath($$) { #{{{
+ my $to=shift;
+ my $from=shift;
+
+ inject(name => "IkiWiki::beautify_urlpath", call => $origsubs{'beautify_urlpath'});
+ my $res=urlto($to, $from);
+ inject(name => "IkiWiki::beautify_urlpath", call => \&mybeautify_urlpath);
+
+ return $res;
+} #}}}
+
+sub myurlto ($$;$) { #{{{
+ my $to=shift;
+ my $from=shift;
+ my $absolute=shift;
+
+ # workaround hard-coded /index.$config{htmlext} in IkiWiki::urlto()
+ if (! length $to
+ && $config{po_link_to} eq "current"
+ && istranslation($from)
+ && istranslatable('index')) {
+ return IkiWiki::beautify_urlpath(IkiWiki::baseurl($from) . "index." . lang($from) . ".$config{htmlext}");
+ }
+ return $origsubs{'urlto'}->($to,$from,$absolute);
+} #}}}
+
+sub mybestlink ($$) { #{{{
+ my $page=shift;
+ my $link=shift;
+
+ my $res=$origsubs{'bestlink'}->($page, $link);
+ if (length $res) {
+ if ($config{po_link_to} eq "current"
+ && istranslatable($res)
+ && istranslation($page)) {
+ return $res . "." . lang($page);
+ }
+ else {
+ return $res;
+ }
+ }
+ return "";
+} #}}}
+
+# blackbox for %filtered
+{
+ my %filtered;
+
+ sub alreadyfiltered($$) { #{{{
+ my $page=shift;
+ my $destpage=shift;
+
+ return ( exists $filtered{$page}{$destpage}
+ && $filtered{$page}{$destpage} eq 1 );
+ } #}}}
+
+ sub setalreadyfiltered($$) { #{{{
+ my $page=shift;
+ my $destpage=shift;
+
+ $filtered{$page}{$destpage}=1;
+ } #}}}
+
+ sub unsetalreadyfiltered($$) { #{{{
+ my $page=shift;
+ my $destpage=shift;
+
+ if (exists $filtered{$page}{$destpage}) {
+ delete $filtered{$page}{$destpage};
+ }
+ } #}}}
+
+ sub resetalreadyfiltered() { #{{{
+ undef %filtered;
+ } #}}}
+}
+
+# We use filter to convert PO to the master page's format,
+# since the rest of ikiwiki should not work on PO files.
sub filter (@) { #{{{
my %params = @_;
+
my $page = $params{page};
+ my $destpage = $params{destpage};
my $content = decode_utf8(encode_utf8($params{content}));
- # decide if this is a PO file that should be converted into a translated document,
- # and perform various sanity checks
- if (! pagespec_match($page, "istranslation()")) {
- return $content;
- }
+ return $content if ( ! istranslation($page)
+ || alreadyfiltered($page, $destpage) );
- my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
- my $file=srcfile(exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page});
- my $masterfile = srcfile($pagesources{$masterpage});
+ # CRLF line terminators make poor Locale::Po4a feel bad
+ $content=~s/\r\n/\n/g;
+
+ # Implementation notes
+ #
+ # 1. Locale::Po4a reads/writes from/to files, and I'm too lazy
+ # to learn how to disguise a variable as a file.
+ # 2. There are incompatibilities between some File::Temp versions
+ # (including 0.18, bundled with Lenny's perl-modules package)
+ # and others (e.g. 0.20, previously present in the archive as
+ # a standalone package): under certain circumstances, some
+ # return a relative filename, whereas others return an absolute one;
+ # we here use this module in a way that is at least compatible
+ # with 0.18 and 0.20. Beware, hit'n'run refactorers!
+ my $infile = new File::Temp(TEMPLATE => "ikiwiki-po-filter-in.XXXXXXXXXX",
+ DIR => File::Spec->tmpdir,
+ UNLINK => 1)->filename;
+ my $outfile = new File::Temp(TEMPLATE => "ikiwiki-po-filter-out.XXXXXXXXXX",
+ DIR => File::Spec->tmpdir,
+ UNLINK => 1)->filename;
+
+ writefile(basename($infile), File::Spec->tmpdir, $content);
+
+ my $masterfile = srcfile($pagesources{masterpage($page)});
my (@pos,@masters);
- push @pos,$file;
+ push @pos,$infile;
push @masters,$masterfile;
my %options = (
- "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
- );
+ "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
+ );
my $doc=Locale::Po4a::Chooser::new('text',%options);
$doc->process(
'po_in_name' => \@pos,
'file_in_name' => \@masters,
'file_in_charset' => 'utf-8',
'file_out_charset' => 'utf-8',
- ) or error("[po/filter:$file]: failed to translate");
- my ($percent,$hit,$queries) = $doc->stats();
- my $tmpfh = File::Temp->new(TEMPLATE => "/tmp/ikiwiki-po-filter-out.XXXXXXXXXX");
- my $tmpout = $tmpfh->filename;
- $doc->write($tmpout) or error("[po/filter:$file] could not write $tmpout");
- $content = readfile($tmpout) or error("[po/filter:$file] could not read $tmpout");
- return $content;
-} #}}}
-
-sub preprocess_translatable (@) { #{{{
- my %params = @_;
- my $match = exists $params{match} ? $params{match} : $params{page};
+ ) or error("[po/filter:$page]: failed to translate");
+ $doc->write($outfile) or error("[po/filter:$page] could not write $outfile");
+ $content = readfile($outfile) or error("[po/filter:$page] could not read $outfile");
- $pagestate{$params{page}}{po_translatable}{$match}=1;
-
- return "" if ($params{silent} && IkiWiki::yesno($params{silent}));
- return sprintf(gettext("pages %s set as translatable"), $params{match});
+ # Unlinking should happen automatically, thanks to File::Temp,
+ # but it does not work here, probably because of the way writefile()
+ # and Locale::Po4a::write() work.
+ unlink $infile, $outfile;
+ setalreadyfiltered($page, $destpage);
+ return $content;
} #}}}
sub htmlize (@) { #{{{
my %params=@_;
+
my $page = $params{page};
my $content = $params{content};
- my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
- my $masterfile = srcfile($pagesources{$masterpage});
+ my $masterfile = srcfile($pagesources{masterpage($page)});
# force content to be htmlize'd as if it was the same type as the master page
return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);
} #}}}
-package IkiWiki::PageSpec;
+sub percenttranslated ($) { #{{{
+ my $page=shift;
-sub match_istranslation ($;@) { #{{{
+ return gettext("N/A") unless istranslation($page);
+ my $file=srcfile($pagesources{$page});
+ my $masterfile = srcfile($pagesources{masterpage($page)});
+ my (@pos,@masters);
+ push @pos,$file;
+ push @masters,$masterfile;
+ my %options = (
+ "markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0,
+ );
+ my $doc=Locale::Po4a::Chooser::new('text',%options);
+ $doc->process(
+ 'po_in_name' => \@pos,
+ 'file_in_name' => \@masters,
+ 'file_in_charset' => 'utf-8',
+ 'file_out_charset' => 'utf-8',
+ ) or error("[po/percenttranslated:$page]: failed to translate");
+ my ($percent,$hit,$queries) = $doc->stats();
+ return $percent;
+} #}}}
+
+sub languagename ($) { #{{{
+ my $code=shift;
+
+ return $config{po_master_language}{name}
+ if $code eq $config{po_master_language}{code};
+ return $config{po_slave_languages}{$code}
+ if defined $config{po_slave_languages}{$code};
+ return;
+} #}}}
+
+sub otherlanguagesloop ($) { #{{{
my $page=shift;
- my $wanted=shift;
+ my @ret;
+ my %otherpages=%{otherlanguages($page)};
+ while (my ($lang, $otherpage) = each %otherpages) {
+ if (istranslation($page) && masterpage($page) eq $otherpage) {
+ push @ret, {
+ url => urlto_with_orig_beautiful_urlpath($otherpage, $page),
+ code => $lang,
+ language => languagename($lang),
+ master => 1,
+ };
+ }
+ else {
+ push @ret, {
+ url => urlto($otherpage, $page),
+ code => $lang,
+ language => languagename($lang),
+ percent => percenttranslated($otherpage),
+ }
+ }
+ }
+ return sort {
+ return -1 if $a->{code} eq $config{po_master_language}{code};
+ return 1 if $b->{code} eq $config{po_master_language}{code};
+ return $a->{language} cmp $b->{language};
+ } @ret;
+} #}}}
+
+sub pagetemplate (@) { #{{{
my %params=@_;
- my $file=exists $params{file} ? $params{file} : $IkiWiki::pagesources{$page};
+ my $page=$params{page};
+ my $destpage=$params{destpage};
+ my $template=$params{template};
+
+ my ($masterpage, $lang) = istranslation($page);
+
+ if (istranslation($page) && $template->query(name => "percenttranslated")) {
+ $template->param(percenttranslated => percenttranslated($page));
+ }
+ if ($template->query(name => "istranslation")) {
+ $template->param(istranslation => scalar istranslation($page));
+ }
+ if ($template->query(name => "istranslatable")) {
+ $template->param(istranslatable => istranslatable($page));
+ }
+ if ($template->query(name => "otherlanguages")) {
+ $template->param(otherlanguages => [otherlanguagesloop($page)]);
+ map add_depends($page, $_), (values %{otherlanguages($page)});
+ }
+ # Rely on IkiWiki::Render's genpage() to decide wether
+ # a discussion link should appear on $page; this is not
+ # totally accurate, though: some broken links may be generated
+ # when cgiurl is disabled.
+ # This compromise avoids some code duplication, and will probably
+ # prevent future breakage when ikiwiki internals change.
+ # Known limitations are preferred to future random bugs.
+ if ($template->param('discussionlink') && istranslation($page)) {
+ $template->param('discussionlink' => htmllink(
+ $page,
+ $destpage,
+ $masterpage . '/' . gettext("Discussion"),
+ noimageinline => 1,
+ forcesubpage => 0,
+ linktext => gettext("Discussion"),
+ ));
+ }
+ # Remove broken parentlink to ./index.html on home page's translations.
+ # It works because this hook has the "last" parameter set, to ensure it
+ # runs after parentlinks' own pagetemplate hook.
+ if ($template->param('parentlinks')
+ && istranslation($page)
+ && $masterpage eq "index") {
+ $template->param('parentlinks' => []);
+ }
+} # }}}
+
+sub change(@) { #{{{
+ my @rendered=@_;
+
+ my $updated_po_files=0;
+
+ # Refresh/create POT and PO files as needed.
+ foreach my $page (map pagename($_), @rendered) {
+ next unless istranslatable($page);
+ my $file=srcfile($pagesources{$page});
+ my $updated_pot_file=0;
+ # Only refresh Pot file if it does not exist, or if
+ # $pagesources{$page} was changed: don't if only the HTML was
+ # refreshed, e.g. because of a dependency.
+ if ((grep { $_ eq $pagesources{$page} } @origneedsbuild)
+ || ! -e potfile($file)) {
+ refreshpot($file);
+ $updated_pot_file=1;
+ }
+ my @pofiles;
+ map {
+ push @pofiles, $_ if ($updated_pot_file || ! -e $_);
+ } (pofiles($file));
+ if (@pofiles) {
+ refreshpofiles($file, @pofiles);
+ map { IkiWiki::rcs_add($_); } @pofiles if ($config{rcs});
+ $updated_po_files=1;
+ }
+ }
+
+ if ($updated_po_files) {
+ # Check staged changes in.
+ if ($config{rcs}) {
+ IkiWiki::disable_commit_hook();
+ IkiWiki::rcs_commit_staged(gettext("updated PO files"),
+ "IkiWiki::Plugin::po::change", "127.0.0.1");
+ IkiWiki::enable_commit_hook();
+ IkiWiki::rcs_update();
+ }
+ # Reinitialize module's private variables.
+ resetalreadyfiltered();
+ resettranslationscache();
+ # Trigger a wiki refresh.
+ require IkiWiki::Render;
+ IkiWiki::refresh();
+ IkiWiki::saveindex();
+ }
+} #}}}
+
+sub editcontent () { #{{{
+ my %params=@_;
+ # as we're previewing or saving a page, the content may have
+ # changed, so tell the next filter() invocation it must not be lazy
+ unsetalreadyfiltered($params{page}, $params{page});
+ return $params{content};
+} #}}}
+
+sub istranslatable ($) { #{{{
+ my $page=shift;
+
+ my $file=$pagesources{$page};
+
+ if (! defined $file
+ || (defined pagetype($file) && pagetype($file) eq 'po')
+ || $file =~ /\.pot$/) {
+ return 0;
+ }
+ return pagespec_match($page, $config{po_translatable_pages});
+} #}}}
+
+sub _istranslation ($) { #{{{
+ my $page=shift;
+
+ my $file=$pagesources{$page};
if (! defined $file) {
return IkiWiki::FailReason->new("no file specified");
}
- if (! IkiWiki::pagetype($page) eq 'po') {
- return IkiWiki::FailReason->new("is not a PO file");
+ if (! defined $file
+ || ! defined pagetype($file)
+ || ! pagetype($file) eq 'po'
+ || $file =~ /\.pot$/) {
+ return 0;
}
my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
if (! defined $masterpage || ! defined $lang
- || ! (length($masterpage) > 0) || ! (length($lang) > 0)) {
- return IkiWiki::FailReason->new("is not named like a translation file");
+ || ! (length($masterpage) > 0) || ! (length($lang) > 0)
+ || ! defined $pagesources{$masterpage}
+ || ! defined $config{po_slave_languages}{$lang}) {
+ return 0;
+ }
+
+ return ($masterpage, $lang) if istranslatable($masterpage);
+} #}}}
+
+sub istranslation ($) { #{{{
+ my $page=shift;
+
+ if (1 < (my ($masterpage, $lang) = _istranslation($page))) {
+ $translations{$masterpage}{$lang}=$page unless exists $translations{$masterpage}{$lang};
+ return ($masterpage, $lang);
}
+ return;
+} #}}}
+
+sub masterpage ($) { #{{{
+ my $page=shift;
- if (! defined $IkiWiki::pagesources{$masterpage}) {
- return IkiWiki::FailReason->new("the master page does not exist");
+ if ( 1 < (my ($masterpage, $lang) = _istranslation($page))) {
+ return $masterpage;
}
+ return $page;
+} #}}}
+
+sub lang ($) { #{{{
+ my $page=shift;
- if (! defined $IkiWiki::config{po_slave_languages}{$lang}) {
- return IkiWiki::FailReason->new("language $lang is not supported");
+ if (1 < (my ($masterpage, $lang) = _istranslation($page))) {
+ return $lang;
}
+ return $config{po_master_language}{code};
+} #}}}
- return IkiWiki::SuccessReason->new("page $page is a translation");
+package IkiWiki::PageSpec;
+use warnings;
+use strict;
+use IkiWiki 2.00;
+sub match_istranslation ($;@) { #{{{
+ my $page=shift;
+
+ if (IkiWiki::Plugin::po::istranslation($page)) {
+ return IkiWiki::SuccessReason->new("is a translation page");
+ }
+ else {
+ return IkiWiki::FailReason->new("is not a translation page");
+ }
+} #}}}
+
+sub match_istranslatable ($;@) { #{{{
+ my $page=shift;
+
+ if (IkiWiki::Plugin::po::istranslatable($page)) {
+ return IkiWiki::SuccessReason->new("is set as translatable in po_translatable_pages");
+ }
+ else {
+ return IkiWiki::FailReason->new("is not set as translatable in po_translatable_pages");
+ }
+} #}}}
+
+sub match_lang ($$;@) { #{{{
+ my $page=shift;
+ my $wanted=shift;
+
+ my $regexp=IkiWiki::glob2re($wanted);
+ my $lang;
+ my $masterpage;
+
+ if (IkiWiki::Plugin::po::istranslation($page)) {
+ ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+ }
+ else {
+ $lang = $config{po_master_language}{code};
+ }
+
+ if ($lang!~/^$regexp$/i) {
+ return IkiWiki::FailReason->new("file language is $lang, not $wanted");
+ }
+ else {
+ return IkiWiki::SuccessReason->new("file language is $wanted");
+ }
+} #}}}
+
+sub match_currentlang ($$;@) { #{{{
+ my $page=shift;
+
+ shift;
+ my %params=@_;
+ my ($currentmasterpage, $currentlang, $masterpage, $lang);
+
+ return IkiWiki::FailReason->new("no location provided") unless exists $params{location};
+
+ if (IkiWiki::Plugin::po::istranslation($params{location})) {
+ ($currentmasterpage, $currentlang) = ($params{location} =~ /(.*)[.]([a-z]{2})$/);
+ }
+ else {
+ $currentlang = $config{po_master_language}{code};
+ }
+
+ if (IkiWiki::Plugin::po::istranslation($page)) {
+ ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+ }
+ else {
+ $lang = $config{po_master_language}{code};
+ }
+
+ if ($lang eq $currentlang) {
+ return IkiWiki::SuccessReason->new("file language is the same as current one, i.e. $currentlang");
+ }
+ else {
+ return IkiWiki::FailReason->new("file language is $lang, whereas current language is $currentlang");
+ }
} #}}}
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