add open graph meta tags (#295)

montanalow · web-flow · commit e801fed6d23b · 2022-09-01T09:11:04.000-07:00
diff --git a/pgml-docs/docs/blog/data-is-living-and-relational.md b/pgml-docs/docs/blog/data-is-living-and-relational.md
@@ -1,3 +1,11 @@
+---
+author: Montana Low
+description: A common problem with data science and machine learning tutorials is the published and studied datasets are often nothing like what you’ll find in industry.
+image: https://postgresml.org/images/illustrations/uml.png
+image_alt: Data is relational and growing in multiple dimensions
+---
+
+
 <style>
 img.float-right {
   margin: 0 16px !important;
diff --git a/pgml-docs/docs/blog/postgres-full-text-search-is-awesome.md b/pgml-docs/docs/blog/postgres-full-text-search-is-awesome.md
@@ -1,3 +1,11 @@
+---
+author: Montana Low
+description: If you want to improve your search results, don't rely on expensive O(n*m) word frequency statistics. Get new sources of data instead. It's the relational nature of relevance that underpins why a relational database forms the ideal search engine.
+image: https://postgresml.org/blog/images/delorean.jpg
+image_alt: We were promised flying cars
+---
+
+
 <h1>Postgres Full Text Search is Awesome!</h1>
 
 <p class="author">
diff --git a/pgml-docs/overrides/main.html b/pgml-docs/overrides/main.html
@@ -4,6 +4,38 @@
 <a class="navbar-brand" href="{{ nav.homepage.url|url }}">Postgres<span style="color: dodgerblue">ML</span></a>
 {%- endblock %}
 
+{% block site_meta %}
+{{ super() }}
+  <meta name="og:site_name" content="PostgresML">
+{% if page.meta and page.meta.title %}
+  <meta name="og:title" content="{{ page.meta.title }}">
+{% elif page.title %}
+  <meta name="og:title" content="{{ page.title | striptags }}">
+{% endif %}
+{% if page.meta and page.meta.type %}
+  <meta name="og:type" content="{{ page.meta.type }}">
+{% endif %}
+{% if page.meta and page.meta.description %}
+  <meta name="og:description" content="{{ page.meta.description }}">
+{% elif config.site_description %}
+  <meta name="og:description" content="{{ config.site_description }}">
+{% endif %}
+{% if page.meta and page.meta.author %}
+  <meta name="og:author" content="{{ page.meta.author }}">
+{% endif %}
+{% if page.meta and page.meta.image %}
+<meta name="og:image" content="{{ page.meta.image }}">
+{% endif %}
+{% if page.meta and page.meta.image_alt %}
+<meta name="og:image:alt" content="{{ page.meta.image_alt }}">
+{% endif %}
+{% if page.meta and page.meta.type %}
+  <meta name="og:type" content="{{ page.meta.type }}">
+{% else %}
+  <meta name="og:type" content="article">
+{% endif %}
+{% endblock %}
+
 {%- block content %}
 {{ super() }}
 
