po: support language codes in the form of 'es_AR', and 'arn'.

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

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 9ccc79268b7564a159815da059e6de6adaba8439..d3a996a2189fd24c007ea4127ed0a56faf9d7c8b 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -31,6 +31,7 @@ my @origneedsbuild;
 my %origsubs;
 my @slavelanguages; # language codes ordered as in config po_slave_languages
 my %slavelanguages; # language code to name lookup
+my $language_code_pattern = '[a-zA-Z]+(?:_[a-zA-Z]+)?';
 
 memoize("istranslatable");
 memoize("_istranslation");
@@ -811,7 +812,7 @@ sub _istranslation ($) {
                         && pagetype($file) eq 'po';
        return 0 if $file =~ /\.pot$/;
 
-       my ($masterpage, $lang) = ($page =~ /(.*)[.]([a-z]{2})$/);
+       my ($masterpage, $lang) = ($page =~ /(.*)[.]($language_code_pattern)$/);
        return 0 unless defined $masterpage && defined $lang
                         && length $masterpage && length $lang
                         && defined $pagesources{$masterpage}
@@ -853,7 +854,7 @@ sub lang ($) {
 sub islanguagecode ($) {
        my $code=shift;
 
-       return $code =~ /^[a-z]{2}$/;
+       return $code =~ /^$language_code_pattern$/;
 }
 
 sub otherlanguage_page ($$) {
@@ -1259,7 +1260,7 @@ sub po4a_options($) {
 sub splitlangpair ($) {
        my $pair=shift;
 
-       my ($code, $name) = ( $pair =~ /^([a-z]{2})\|(.+)$/ );
+       my ($code, $name) = ( $pair =~ /^($language_code_pattern)\|(.+)$/ );
        if (! defined $code || ! defined $name ||
            ! length $code || ! length $name) {
                # not a fatal error to avoid breaking if used with web setup