1 files changed, 48 insertions, 20 deletions
diff --git a/themes/default/layouts/_default/sitemap.xml b/themes/default/layouts/_default/sitemap.xml
index 63f5119..b751f65 100644
--- a/themes/default/layouts/_default/sitemap.xml
+++ b/themes/default/layouts/_default/sitemap.xml
@@ -1,22 +1,50 @@
-{{ printf "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?>" | safeHTML }}
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
-  xmlns:xhtml="http://www.w3.org/1999/xhtml">
-  {{ range .Data.Pages }}
-  <url>
-    <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 }}
-    <priority>{{ .Sitemap.Priority }}</priority>{{ end }}{{ if .IsTranslated }}{{ range .Translations }}
-    <xhtml:link
-                rel="alternate"
-                hreflang="{{ .Language.Lang }}"
-                href="{{ .Permalink }}"
-                />{{ end }}
-    <xhtml:link
-                rel="alternate"
-                hreflang="{{ .Language.Lang }}"
-                href="{{ .Permalink }}"
-                />{{ end }}
-  </url>
+{{- printf `<?xml version="1.0" encoding="utf-8" standalone="yes"?>` | safeHTML }}
+{{ printf `<?xml-stylesheet href="/sitemap.xsl" type="text/xsl"?>` | safeHTML }}
+
+{{- $changefreq := "weekly" -}}
+{{- $priority := 0.5 -}}
+{{- $lastmod := now.Format "2006-01-02T15:04:05-07:00" }}
+
+<urlset
+  xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
+  xmlns:xhtml="http://www.w3.org/1999/xhtml"
+>
+  {{- $notExpired := where .Data.Pages "Params.expirydate" "eq" nil -}}
+  {{- $notUnlisted := where .Data.Pages "Params.unlisted" "eq" nil -}}
+  {{- $filteredPages := $notExpired | intersect $notUnlisted -}}
+  {{- range $filteredPages }}
+
+    {{- with .Sitemap.ChangeFreq -}}
+      {{- $changefreq = . -}}
+    {{- end -}}
+
+    {{- if ge .Sitemap.Priority 0.0 -}}
+      {{- $priority = .Sitemap.Priority -}}
+    {{- end -}}
+
+    {{- if not .Lastmod.IsZero -}}
+      {{- $lastmod = safeHTML (.Lastmod.Format "2006-01-02T15:04:05-07:00") -}}
+    {{- end }}
+
+    <url>
+      <loc>{{ .Permalink }}</loc>
+      <lastmod>{{ $lastmod }}</lastmod>
+      <changefreq>{{ $changefreq }}</changefreq>
+      <priority>{{ $priority }}</priority>
+      {{- if .IsTranslated -}}
+        {{ range .Translations }}
+        <xhtml:link
+          rel="alternate"
+          hreflang="{{ .Language.Lang }}"
+          href="{{ .Permalink }}"
+        />
+        {{- end -}}
+        <xhtml:link
+          rel="alternate"
+          hreflang="{{ .Language.Lang }}"
+          href="{{ .Permalink }}"
+        />
+      {{ end }}
+    </url>
   {{ end }}
 </urlset>