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

Signed-off-by: intrigeri <intrigeri@boum.org>

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 997f17fb39cee9060df1f926aa51f856f2f4c03f..1cab44dde10e4a227df82f6ac81ead3229c4d609 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -9,6 +9,8 @@ use strict;
 use IkiWiki 2.00;
 use Encode;
 use Locale::Po4a::Chooser;
+use File::Basename;
+use File::Spec;
 use File::Temp;
 use Memoize;
 
@@ -92,6 +94,20 @@ sub checkconfig () { #{{{
        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';
+       $doc->parse or error("[po/refreshpot:$masterfile]: failed to parse");
+       $doc->writepo($potfile);
+} #}}}
+
 sub needsbuild () { #{{{
        my $needsbuild=shift;
 
@@ -100,6 +116,9 @@ sub needsbuild () { #{{{
                istranslation($page);
        }
 
+       foreach my $file (@$needsbuild) {
+               refreshpot(srcfile($file)) if (istranslatable(pagename($file)));
+       }
 } #}}}
 
 sub targetpage (@) { #{{{