Fix broken meta tags (description, og:title, og:description)

_i18n/en.yml

@@ -24,7 +24,7 @@ global:
   tags: Articles By Tag
   wikimeta: on Moneropedia, the open encyclopedia of Monero knowledge
   tagsmeta: All Monero blog articles that are tagged
-  titlemeta: on the home of Monero, a digital currency that is secure, private, and untraceable
+  titlemeta: Monero, a digital currency that is secure, private, and untraceable
   terms: Terms
   privacy: Privacy
   untranslated: This page is not yet translated. If you would like to help translate it, please see the

_includes/head.html

@@ -9,11 +9,25 @@
     {% elsif page.title contains "titles." %}{% t page.title %} | {% t index.page_title %}
     {% elsif page.title %} {{page.title}} | {% t index.page_title %}
     {% else %}{% t index.page_title %}{% endif %}</title>
-	<meta name="description" content="{% if page.entry %}{{ page.entry }}: {{ page.summary }} [{% t global.wikimeta %}]{% elsif tag %}{% t global.tagsmeta %}: {{ tag.name }}{% elsif page.meta %}{{ page.meta }}{% elsif page.title %}{{ page.title }} [{% t global.titlemeta %}]{% else %}{{ site.description }}{% endif %}">
+  <meta name="description" content="
+  {% if page.layout == 'moneropedia' %}{% t global.wikimeta %}
+  {% elsif page.summary %}{{ page.summary }}
+  {% else %}{% t global.titlemeta %}
+  {% endif %}">
 	<meta name="keywords" content="{{ site.keywords }}">
 
-    <meta property="og:title" content="{% if page.entry %}{% t global.wiki %}: {{ page.entry }}{% elsif tag %}{% t global.tags %}: {{ tag.name }}{% elsif page.title %}{% t global.monero %}: {{ page.title }}{% else %}{% t index.page_title %}{% endif %}"/>
-    <meta property="og:description" content="{% if page.entry %}{{ page.entry }}: {{ page.summary }} [{% t global.wikimeta %}]{% elsif tag %}{% t global.tagsmeta %}: {{ tag.name }}{% elsif page.meta %}{{ page.meta }}{% elsif page.title %}{{ page.title }} [{% t global.titlemeta %}]{% else %}{{ site.description }}{% endif %}">
+    <meta property="og:title" content="
+    {% t page.title %}{% if page.entry %}: {% t page.entry %}{% endif %}
+    {% if page.layout == 'user-guide' %}
+      {% if page.permalink contains 'developer' %}{% t titles.developerguides %}{% else %}{% t titles.userguides %}{% endif %}: {{ page.title }}
+    {% elsif page.permalink == 'index.html' %}{% t titles.themoneroproject %}
+    {% elsif page.layout == 'post' %}{% t titles.blogbytag %}: {{ page.title }}
+    {% endif %}" />
+    <meta property="og:description" content="
+    {% if page.layout == 'moneropedia' %}{% t global.wikimeta %}
+    {% elsif page.summary %}{{ page.summary }}
+    {% else %}{% t global.titlemeta %}
+    {% endif %}">
     <meta property="og:image" content="{% if page.icon %}http://static.getmonero.org/images/opengraph/{{ page.icon }}.png{% else %}http://static.getmonero.org/images/opengraph/logo.png{% endif %}">
     <meta property="og:site_name" content="{% t global.sitename %}">
     <meta property="og:url" content="https://getmonero.org{{ page.url }}">