po plugin: implemented po_link_to=negotiated

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

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 933f4d26efc51897d763a843893ea2bdde50da52..7b9945b0a52ae197f8c96da180da0e4240be3a19 100644 (file)
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -13,7 +13,9 @@ 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 => "tweakurlpath", id => "po", call => \&tweakurlpath);
        hook(type => "filter", id => "po", call => \&filter);
        hook(type => "preprocess", id => "translatable", call => \&preprocess_translatable);
        hook(type => "htmlize", id => "po", call => \&htmlize);
@@ -45,6 +47,28 @@ sub getsetup () { #{{{
                        safe => 1,
                        rebuild => 1,
                },
+               po_link_to => {
+                       type => "string",
+                       example => "current",
+                       description => "internal linking behavior (default/current/negotiated)",
+                       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} ||
+           ! defined $config{po_link_to}) {
+           $config{po_link_to}="default";
+       }
+       if ($config{po_link_to} eq "negotiated" && ! $config{usedirs}) {
+               error(gettext("po_link_to=negotiated requires usedirs to be set"));
+       }
 } #}}}
 
 sub targetpage (@) { #{{{
@@ -71,6 +95,15 @@ sub targetpage (@) { #{{{
        }
 } #}}}
 
+sub tweakurlpath ($) { #{{{
+       my %params = @_;
+       my $url=$params{url};
+       if ($config{po_link_to} eq "negotiated") {
+               $url =~ s!/index.$config{po_master_language}{code}.$config{htmlext}$!/!;
+       }
+       return $url;
+} #}}}
+
 # We use filter to convert PO to the master page's type,
 # since other plugins should not work on PO files
 sub filter (@) { #{{{