collection-pagination.html

<nav class="pagination">
	{% capture collection_name %}{{ include.collection }}{% endcapture %}
	{% for post in site.[collection_name] %}
		{% if post.url == page.url %}
		  {% assign post_index0 = forloop.index0 %}
		  {% assign post_index1 = forloop.index %}
		{% endif %}
	{% endfor %}
	{% for post in site.[collection_name] %}
		{% if post_index0 == forloop.index %}{% assign next_post = post %}{% endif %}
		{% if post_index1 == forloop.index0 %}{% assign prev_post = post %}{% endif %}
	{% endfor %}
	{% if prev_post %}<a class="prev" href="{{ site.url }}{{ site.baseurl }}{{ prev_post.url }}">{{ prev_post.title }}</a>{% endif %}
	{% if next_post %}<a class="next" href="{{ site.url }}{{ site.baseurl }}{{ next_post.url }}">{{ next_post.title }}</a>{% endif %}
</nav>