Added showing of author(s) in post and supported multiple author field

_includes/head.html

@@ -22,7 +22,11 @@
   <meta content="{{ site.title }}" property="og:title">{% endif %}
   {% if page.layout == 'post' %}
   <meta content="article" property="og:type">
+  {% if page.author.first %}
+  <meta content="{{ site.url }}/authors/{{ page.author.first }}" property="article:author">
+  {% else %}
   <meta content="{{ site.url }}/authors/{{ page.author }}" property="article:author">
+  {% endif %}
   {% else %}<meta content="website" property="og:type">{% endif %}
   {% if page.description %}<meta name="twitter:description" content="{{ page.description }}">
   <meta content="{{ page.description }}" property="og:description">

_layouts/post.html

@@ -4,7 +4,13 @@
 
 <div class="post">
   <h1 class="post-title">{{ page.title }}</h1>
-  <span class="post-date">{{ page.date | date_to_string }}</span>
+  {% assign post_author = page.author | join: ",/authors/" | prepend: "/authors/" %}
+  {% assign post_authors = site.authors | where_exp: "item", "post_author contains item.id" %}
+  <span class="post-metadata">
+      Written by {{ post_authors | map: "name" | join: ", " }}
+      {{ page.date | date_to_string }}
+  </span>
+
   {{ content }}
 </div>
 

_posts/2018-11-15-nabla-kubecnc-cn18.md

@@ -2,7 +2,9 @@
 layout: post
 title: Nabla Containers @ Kubecon + CloudNativeCon China 2018
 date: 2018-11-15
-author: lumjjb
+author:
+- lumjjb
+- ricarkol
 description: Nabla Containers Presentation at Kubecon + CloudNativeCon China 2018
 ---
 

blog.md

@@ -12,7 +12,7 @@ hide-title: true
         {{ post.title }}
       </a>
     </h1>
-    <span class="post-date">{{ post.date | date_to_string }}</span>
+    <span class="post-metadata">{{ post.date | date_to_string }}</span>
     {{ post.excerpt | strip_html | strip_newlines | truncate: 175 }}
   </div>
   {% endfor %}

public/css/poole.css

@@ -345,7 +345,7 @@ tbody tr:nth-child(odd) th {
 }
 
 /* Meta data line below post title */
-.post-date {
+.post-metadata{
   display: block;
   margin-top: -.5rem;
   margin-bottom: 1rem;