some in-progress opengraph support

content/music/evan-pratten/channels.md

@@ -8,6 +8,12 @@ draft: false
 extra:
   icon: las la-music
   excerpt: '"Channels" is a single by Evan Pratten, released on November 25, 2022.'
+  opengraph:
+    song:
+      duration: 3:24
+      artists:
+        - first_name: Evan
+          last_name: Pratten         
 ---
 
 I just published a new song!

templates/components/metadata/opengraph.html

@@ -19,3 +19,16 @@
 {% if is_article %}
 <meta property="og:type" content="article" />
 {% endif %}
+
+{# music specifics #}
+{% if opengraph %}
+{% if opengraph.song %}
+<meta property="og:type" content="music.song" />
+<meta property="music:duration" content="{{opengraph.song.duration}}" />
+{% endif %}
+
+{% if opengraph.album %}
+<meta property="og:type" content="music.album" />
+<meta property="music:release_date" content="{{opengraph.song.duration}}" />
+{% endif %}
+{% endif %}

templates/page.html

@@ -32,6 +32,9 @@
 {% if page.extra.redir_to %}
 {% set redirect_target = page.extra.redir_to %}
 {% endif %}
+{% if page.extra.opengraph %}
+{% set opengraph = page.extra.opengraph %}
+{% endif %}
 {% endblock variable_wormhole %}
 
 {# Page content #}