related.html

{% assign post = include.post %}

<aside class="related" role="complementary">
  <h2 class="hr">Related Posts</h2>

  <ul class="related-posts">
    {% if site.use_lsi %}
      {% for post in site.related_posts limit:3 %}
        {% include post-list-item.html post=post %}
      {% endfor %}
    {% elsif post.categories.first %}
      {% assign category_posts = site.categories[post.categories.first] %}
      {% assign plusone = false %}
      {% for post in category_posts limit:4 %}
        {% if post.url == page.url %}
          {% assign plusone = true %}
          {% continue %}
        {% endif %}
        {% if forloop.index < 4 or plusone == true %}
          {% include post-list-item.html post=post %}
        {% endif %}
      {% endfor %}
    {% elsif post.tags.first %}
      {% assign tag_posts = site.tags[post.tags.first] %}
      {% assign plusone = false %}
      {% for post in tag_posts limit:4 %}
        {% if post.url == page.url %}
          {% assign plusone = true %}
          {% continue %}
        {% endif %}
        {% if forloop.index < 4 or plusone == true %}
          {% include post-list-item.html post=post %}
        {% endif %}
      {% endfor %}
    {% else %}
      {% for post in site.related_posts limit:3 %}
        {% include post-list-item.html post=post %}
      {% endfor %}
    {% endif %}
  </ul>
</aside>