{% assign entries = site[include.collection] | where_exp: "post", "post.hidden != true" %}

{% if include.sort_by %}
  {% assign entries = entries | sort: include.sort_by %}
{% endif %}

{% if include.sort_order == 'reverse' %}
  {% assign entries = entries | reverse %}
{% endif %}

{%- for post in entries -%}
  {% include archive-single.html %}
{%- endfor -%}