+ push @{$config{wiki_file_prune_regexps}}, qr/\.pot$/;
+} #}}}
+
+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;
+ $doc->writepo($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;
+
+ # build %translations, using istranslation's side-effect
+ foreach my $page (keys %pagesources) {
+ istranslation($page);
+ }
+
+ # refresh POT and PO files as needed
+ foreach my $file (@$needsbuild) {
+ 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);
+ }
+ }