Merge pull request #77 from ipums/duckdb-for-2020dhc

mult author support

Author: franfabrizio

_includes/_meta_information.html

@@ -1,13 +1,23 @@
 			<div id="page-meta" class="t30">
 				<p>
-					<!-- Look the author details up from the site config. -->
+				<!-- Output author details if some exist. -->
+				{% if page.authors %}
+				    Authored by 
+					{% for name in page.authors %}
+						{% assign author = site.data.authors[name] %}
+						{% if forloop.first %}
+						<span itemprop="author" itemscope itemtype="https://schema.org/Person"><span itemprop="name" class="icon-edit"><a href="{{ author.uri }}" target="_blank"> {{ author.name }}</a></span>
+						{% elsif forloop.last %}
+						 and <span itemprop="name" class="pr20 icon-edit"><a href="{{ author.uri }}" target="_blank"> {{ author.name }}</a></span></span>
+						{% else %}
+						, <span itemprop="name" class="icon-edit"><a href="{{ author.uri }}" target="_blank"> {{ author.name }}</a></span>
+						{% endif %}
+					{% endfor %}
+				{% elsif page.author %}
 					{% assign author = site.data.authors[page.author] %}
-					<!-- Output author details if some exist. -->
-					{% if author %}
-					<span itemprop="author" itemscope itemtype="https://schema.org/Person"><span itemprop="name" class="pr20 icon-edit"><a href="{{ author.uri }}" target="_blank"> {{ author.name }}</a></span>
-				</span>
+					<span itemprop="author" itemscope itemtype="https://schema.org/Person"><span itemprop="name" class="pr20 icon-edit">Authored by <a href="{{ author.uri }}" target="_blank"> {{ author.name }}</a></span></span>
 				{% endif %}
-
+				<br />
 				{% if page.date %}
 				<time class="icon-calendar pr20" datetime="{{ page.date | date: "%Y-%m-%d" }}" itemprop="datePublished"> {{ page.date | date: "%Y-%m-%d" }}</time>
 				{% endif %}

_layouts/isrdi-frontpage.html

@@ -25,14 +25,26 @@
               <p class="subheadline"><span class="subheader">{{ post.categories | join: ' &middot; ' }}</span>{% if post.subheadline %}{{ post.subheadline }}{% endif %}</p>
             {% endunless %}
             <h3><a href="{{ site.url }}{{ site.baseurl }}{{ post.url }}">{{ post.title }}</a></h3>
-      			{% if post.author %}
-              <p>
-                {% assign author = site.data.authors[post.author] %}
-      			    <span itemprop="author" itemscope itemtype="http://schema.org/Person">
-                  <span itemprop="name" class="pr20">by <a href="{{ author.url }}" target="_blank">{{ author.name }}</a> &middot; {{ post.date | date: "%B %-d, %Y"}}</span>
-                </span>
-              </p>
-      			{% endif %}
+            {% if post.authors %} 
+            <p>
+            {% for name in post.authors %}
+                {% assign author = site.data.authors[name] %}
+                {% if forloop.first %}
+                by <span itemprop="author" itemscope itemtype="https://schema.org/Person"><span itemprop="name"><a href="{{ author.url }}" target="_blank">{{ author.name }}</a></span>
+                {% elsif forloop.last %}
+                 and <span itemprop="name" class="pr20"><a href="{{ author.url }}" target="_blank"> {{ author.name }}</a> &middot; {{ post.date | date: "%B %-d, %Y"}}</span></span>
+                {% else %}
+                , <span itemprop="name"><a href="{{ author.url }}" target="_blank"> {{ author.name }}</a></span>
+                {% endif %}
+            {% endfor %}
+            </p>
+        {% elsif post.author %}
+            <p>
+            {% assign author = site.data.authors[post.author] %}
+            <span itemprop="author" itemscope itemtype="https://schema.org/Person"><span itemprop="name" class="pr20">by <a href="{{ author.url }}" target="_blank"> {{ author.name }}</a> &middot; {{ post.date | date: "%B %-d, %Y"}}</span></span>
+            </p>
+        {% endif %}	
+            
             <p>
                 {% if post.meta_description %}{{ post.meta_description | strip_html | escape }}{% else post.teaser %}{{ post.teaser | strip_html | escape }}{% endif %}<br />
                 <a href="{{ site.url }}{{ site.baseurl }}{{ post.url }}" title="Read {{ post.title | escape_once }}"><strong>{{ site.data.language.read_more }}</strong></a>

_posts/2023/2023-11-27-DuckDB-and-the-2020-Census.md

@@ -1,6 +1,8 @@
 ---
-author: kevin
-author: fran
+authors:
+ - ccd
+ - fran
+ - kevin
 author: ccd
 title: Ingesting the 2020 U.S. Census with DuckDB
 teaser: DuckDB made it possible for us to reshape the U.S. Census with pure SQL and a sprinkling of classic UNIX utilities.