From 81072922daf1b6be4a14d1188ee08e8605535535 Mon Sep 17 00:00:00 2001
From: Ronny Chevalier <chevalier.ronny@gmail.com>
Date: Sat, 15 Apr 2017 18:56:56 +0200
Subject: [PATCH] sitemap: Add alternate hreflang links when a page is
 translated (#150, #67)

---
 layouts/sitemap.xml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/layouts/sitemap.xml b/layouts/sitemap.xml
index 35803fad..c70c004f 100644
--- a/layouts/sitemap.xml
+++ b/layouts/sitemap.xml
@@ -1,8 +1,12 @@
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">
   {{ range (where .Data.Pages "Section" "!=" "home") }}
     {{ $perm := add $.Site.LanguagePrefix "/home/" }}
     {{ if ne .RelPermalink $perm }}
     <url>
+    {{ if .IsTranslated }}
+      <xhtml:link rel="alternate" href="{{ .Permalink }}" hreflang="{{ .Lang }}"/>{{ range .Translations }}
+      <xhtml:link rel="alternate" href="{{ .Permalink }}" hreflang="{{ .Lang }}"/>{{ end }}
+    {{ end }}
       <loc>{{ .Permalink }}</loc>{{ if not .Lastmod.IsZero }}
       <lastmod>{{ safeHTML ( .Lastmod.Format "2006-01-02T15:04:05-07:00" ) }}</lastmod>{{ end }}{{ with .Sitemap.ChangeFreq }}
       <changefreq>{{ . }}</changefreq>{{ end }}{{ if ge .Sitemap.Priority 0.0 }}