po plugin: refresh PO files when a master page is updated

[git.ikiwiki.info.git] / IkiWiki / Plugin / po.pm

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 0698b248838451e8788afd2a21a83ddbe0846fd5..900ca90e4ba6c22b66d1b10a99538f6747a93766 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -9,17 +9,26 @@ use strict;
 use IkiWiki 2.00;
 use Encode;
 use Locale::Po4a::Chooser;
 use IkiWiki 2.00;
 use Encode;
 use Locale::Po4a::Chooser;

+use File::Basename;
+use File::Copy;
+use File::Spec;

 use File::Temp;
 use File::Temp;

+use Memoize;
+
+my %translations;
+memoize("istranslatable");
+memoize("_istranslation");

 
 sub import {
        hook(type => "getsetup", id => "po", call => \&getsetup);
        hook(type => "checkconfig", id => "po", call => \&checkconfig);
 
 sub import {
        hook(type => "getsetup", id => "po", call => \&getsetup);
        hook(type => "checkconfig", id => "po", call => \&checkconfig);

-       hook(type => "scan", id => "po", call => \&scan);
+       hook(type => "needsbuild", id => "po", call => \&needsbuild);

        hook(type => "targetpage", id => "po", call => \&targetpage);
        hook(type => "tweakurlpath", id => "po", call => \&tweakurlpath);
        hook(type => "tweakbestlink", id => "po", call => \&tweakbestlink);
        hook(type => "filter", id => "po", call => \&filter);
        hook(type => "htmlize", id => "po", call => \&htmlize);
        hook(type => "targetpage", id => "po", call => \&targetpage);
        hook(type => "tweakurlpath", id => "po", call => \&tweakurlpath);
        hook(type => "tweakbestlink", id => "po", call => \&tweakbestlink);
        hook(type => "filter", id => "po", call => \&filter);
        hook(type => "htmlize", id => "po", call => \&htmlize);

+       hook(type => "pagetemplate", id => "po", call => \&pagetemplate);

 }
 
 sub getsetup () { #{{{
 }
 
 sub getsetup () { #{{{


@@ -40,9 +49,10 @@ sub getsetup () { #{{{
                },
                po_slave_languages => {
                        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,
                        },
                        description => "slave languages (PO files)",
                        safe => 1,


@@ -85,12 +95,58 @@ sub checkconfig () { #{{{
        push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
 } #}}}
 
        push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
 } #}}}
 

-sub scan (@) { #{{{
-       my %params=@_;
-       my $page=$params{page};
+sub refreshpot ($) { #{{{
+       my $masterfile=shift;
+       (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
+       my $potfile=File::Spec->catfile($dir, $name . ".pot");
+       my %options = ("markdown" => (pagetype($masterfile) eq 'mdwn') ? 1 : 0);
+       my $doc=Locale::Po4a::Chooser::new('text',%options);
+       $doc->read($masterfile);
+       $doc->{TT}{utf_mode} = 1;
+       $doc->{TT}{file_in_charset} = 'utf-8';
+       $doc->{TT}{file_out_charset} = 'utf-8';
+       $doc->parse or error("[po/refreshpot:$masterfile]: failed to parse");
+       $doc->writepo($potfile);
+} #}}}
+
+sub refreshpofiles ($@) { #{{{
+       my $masterfile=shift;
+       my @pofiles=@_;
+
+       (my $name, my $dir, my $suffix) = fileparse($masterfile, qr/\.[^.]*/);
+       my $potfile=File::Spec->catfile($dir, $name . ".pot");
+       error("[po/refreshpofiles] POT file ($potfile) does not exist") unless (-e $potfile);

 
 

-       # FIXME: cache (or memoize) the list of translatable/translation pages,
-       # and/or istranslation/istranslated results
+       foreach my $pofile (@pofiles) {
+               if (-e $pofile) {
+                       my $cmd = "msgmerge -U $pofile $potfile";
+                       system ($cmd) == 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 needsbuild () { #{{{
+       my $needsbuild=shift;
+
+       # build %translations, using istranslation's side-effect
+       foreach my $page (keys %pagesources) {
+               istranslation($page);
+       }
+
+       foreach my $file (@$needsbuild) {
+               my $page=pagename($file);
+               refreshpot(srcfile($file)) if (istranslatable($page));
+               my @pofiles;
+               foreach my $lang (keys %{$translations{$page}}) {
+                       push @pofiles, $pagesources{$translations{$page}{$lang}};
+               }
+               refreshpofiles(srcfile($file), map { srcfile($_) } @pofiles);
+       }

 } #}}}
 
 sub targetpage (@) { #{{{
 } #}}}
 
 sub targetpage (@) { #{{{


@@ -191,6 +247,49 @@ sub htmlize (@) { #{{{
        return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);
 } #}}}
 
        return IkiWiki::htmlize($page, $page, pagetype($masterfile), $content);
 } #}}}
 

+sub otherlanguages ($) { #{{{
+       my $page=shift;
+       my @ret;
+       if (istranslatable($page)) {
+               foreach my $lang (sort keys %{$translations{$page}}) {
+                       push @ret, {
+                               url => urlto($translations{$page}{$lang}, $page),
+                               code => $lang,
+                               language => $config{po_slave_languages}{$lang},
+                               master => 0,
+                       };
+               }
+       }
+       elsif (istranslation($page)) {
+               my ($masterpage, $curlang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+               push @ret, {
+                       url => urlto($masterpage, $page),
+                       code => $config{po_master_language}{code},
+                       language => $config{po_master_language}{name},
+                       master => 1,
+               };
+               foreach my $lang (sort keys %{$translations{$masterpage}}) {
+                       push @ret, {
+                               url => urlto($translations{$masterpage}{$lang}, $page),
+                               code => $lang,
+                               language => $config{po_slave_languages}{$lang},
+                               master => 0,
+                       } unless ($lang eq $curlang);
+               }
+       }
+       return @ret;
+} #}}}
+
+sub pagetemplate (@) { #{{{
+       my %params=@_;
+        my $page=$params{page};
+        my $template=$params{template};
+
+       if ($template->query(name => "otherlanguages")) {
+               $template->param(otherlanguages => [otherlanguages($page)]);
+       }
+} # }}}
+

 sub istranslatable ($) { #{{{
        my $page=shift;
        my $file=$pagesources{$page};
 sub istranslatable ($) { #{{{
        my $page=shift;
        my $file=$pagesources{$page};


@@ -203,7 +302,7 @@ sub istranslatable ($) { #{{{
        return pagespec_match($page, $config{po_translatable_pages});
 } #}}}
 
        return pagespec_match($page, $config{po_translatable_pages});
 } #}}}
 

-sub istranslation ($) { #{{{
+sub _istranslation ($) { #{{{

        my $page=shift;
        my $file=$pagesources{$page};
        if (! defined $file) {
        my $page=shift;
        my $file=$pagesources{$page};
        if (! defined $file) {


@@ -228,6 +327,15 @@ sub istranslation ($) { #{{{
        return istranslatable($masterpage);
 } #}}}
 
        return istranslatable($masterpage);
 } #}}}
 

+sub istranslation ($) { #{{{
+       my $page=shift;
+       if (_istranslation($page)) {
+               my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+               $translations{$masterpage}{$lang}=$page unless exists $translations{$masterpage}{$lang};
+               return 1;
+       }
+       return 0;
+} #}}}

 
 package IkiWiki::PageSpec;
 use warnings;
 
 package IkiWiki::PageSpec;
 use warnings;