add categories to bottom of post and show "Categories: none" if no categories are there. creativecommons#51

Author: makkoncept

templates/blog-post.html

@@ -3,9 +3,15 @@
 {% block header %}{{ this.parent.title }}{% endblock %}
 {% block body %}
 <h2 class="mb-0">{{ this.title }}</h2>
-<p class="meta mt-0 mb-0"><span class="text-muted">Categories: </span>{% for category in this.categories %}
-  <a href="#">{{category}}</a>{{ "," if not loop.last}}
-  {% endfor %}</p>
 <p class="meta text-muted mt-0">by {{ this.author }} on {{ this.pub_date|dateformat('full') }}</p>
 <div class="body">{{ this.body }}</div>
+<hr>
+<p class="meta mt-0 mb-0"><span class="text-muted">Categories: </span>
+  {% if this.categories|length %}
+    {% for category in this.categories %}
+    <a href="#">{{category}}</a>{{ "," if not loop.last}}
+    {% endfor %}</p>
+  {% else %}
+    none
+  {% endif %}
 {% endblock %}