po plugin: added currentlang() custom PageSpec function

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

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 1cab44dde10e4a227df82f6ac81ead3229c4d609..aa592989b659497070bcf0fc659a785e1c15921a 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -10,6 +10,7 @@ use IkiWiki 2.00;
 use Encode;
 use Locale::Po4a::Chooser;
 use File::Basename;
+use File::Copy;
 use File::Spec;
 use File::Temp;
 use Memoize;
@@ -104,10 +105,31 @@ sub refreshpot ($) { #{{{
        $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->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);
+
+       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;
 
@@ -116,8 +138,24 @@ sub needsbuild () { #{{{
                istranslation($page);
        }
 
+       # refresh POT and PO files as needed
        foreach my $file (@$needsbuild) {
-               refreshpot(srcfile($file)) if (istranslatable(pagename($file)));
+               my $page=pagename($file);
+               if (istranslatable($page)) {
+                       refreshpot(srcfile($file));
+                       my @pofiles;
+                       foreach my $lang (keys %{$translations{$page}}) {
+                               push @pofiles, $pagesources{$translations{$page}{$lang}};
+                       }
+                       refreshpofiles(srcfile($file), map { srcfile($_) } @pofiles);
+               }
+       }
+
+       # make existing translations depend on the corresponding master page
+       foreach my $master (keys %translations) {
+               foreach my $slave (values %{$translations{$master}}) {
+                       add_depends($slave, $master);
+               }
        }
 } #}}}
 
@@ -334,4 +372,56 @@ sub match_istranslatable ($;@) { #{{{
        }
 } #}}}
 
+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");
+       }
+} #}}}
+
 1