po: added HOMEPAGEURL template variable, documented when to use it

Hopefully all links should now be consistent with the chosen linking behavior,
but who knows...

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

1 files changed, 8 insertions, 0 deletions

diff --git a/IkiWiki/Plugin/po.pm b/IkiWiki/Plugin/po.pm
index 42a125808..739564c6b 100644
--- a/IkiWiki/Plugin/po.pm
+++ b/IkiWiki/Plugin/po.pm
@@ -285,6 +285,9 @@ sub pagetemplate (@) { #{{{
 	if ($template->query(name => "istranslatable")) {
 		$template->param(istranslatable => istranslatable($page));
 	}
+	if ($template->query(name => "HOMEPAGEURL")) {
+		$template->param(homepageurl => homepageurl($page));
+	}
 	if ($template->query(name => "otherlanguages")) {
 		$template->param(otherlanguages => [otherlanguagesloop($page)]);
 		map add_depends($page, $_), (values %{otherlanguages($page)});
@@ -705,6 +708,11 @@ sub otherlanguagesloop ($) { #{{{
 		} @ret;
 } #}}}
 
+sub homepageurl (;$) { #{{{
+	my $page=shift;
+
+	return urlto('', $page);
+} #}}}
 
 # ,----
 # | PageSpec's