po plugin: add po_link_to_current_language option, check config

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

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 933f4d26efc51897d763a843893ea2bdde50da52..fea4ca6ebc6578c5b6ba3979ab2ecdea7de1f12e 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -13,6 +13,7 @@ use File::Temp;
 
 sub import {
        hook(type => "getsetup", id => "po", call => \&getsetup);
+       hook(type => "checkconfig", id => "po", call => \&checkconfig);
        hook(type => "targetpage", id => "po", call => \&targetpage);
        hook(type => "filter", id => "po", call => \&filter);
        hook(type => "preprocess", id => "translatable", call => \&preprocess_translatable);
@@ -45,6 +46,25 @@ sub getsetup () { #{{{
                        safe => 1,
                        rebuild => 1,
                },
+               po_link_to_current_language => {
+                       type => "boolean",
+                       example => 1,
+                       description => "internal links point to pages in the current language (useful if Content Negotiation is not supported)",
+                       safe => 1,
+                       rebuild => 1,
+               },
+} #}}}
+
+sub checkconfig () { #{{{
+       foreach my $field (qw{po_master_language po_slave_languages}) {
+               if (! exists $config{$field} || ! defined $config{$field}) {
+                       error(sprintf(gettext("Must specify %s"), $field));
+               }
+       }
+       if (! exists $config{po_link_to_current_language} ||
+           ! defined $config{po_link_to_current_language}) {
+           $config{po_link_to_current_language}=0;
+       }
 } #}}}
 
 sub targetpage (@) { #{{{