41 lines
1.3 KiB
HTML
41 lines
1.3 KiB
HTML
{% comment %}
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*
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* This include creates a next/previous link to a post of the same category
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* using the categories-variable in front matter.
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*
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* Source: https://github.com/jekyll/jekyll/issues/260a#issue-495435
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*
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* Use › {% include next-previous-post-in-category.html %}
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*
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{% endcomment %}
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{% comment %}
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*
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* assign FIRST category from categories variable from front matter to cat
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* and make a string from the array by using › join: ''
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*
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{% endcomment %}
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{% assign cat = page.categories | first | join: '' %}
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{% for post in site.categories.[cat] %}
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{% if post.url == page.url %}
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{% assign post_index0 = forloop.index0 %}
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{% assign post_index1 = forloop.index %}
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{% endif %}
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{% endfor %}
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{% for post in site.categories.[cat] %}
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{% if post_index0 == forloop.index %}
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{% assign next_post = post.url %}
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{% endif %}
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{% if post_index1 == forloop.index0 %}
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{% assign prev_post = post.url %}
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{% endif %}
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{% endfor %}
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{% if next_post %}
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<a class="left button tiny radius icon-chevron-left r15" href="{{ next_post }}">{{ site.data.language.next_post_in }} {{ cat | upcase }}</a>
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{% endif %}
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{% if prev_post %}
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<a class="button tiny radius" href="{{ prev_post }}">{{ site.data.language.previous_post_in }} {{ cat | upcase }}<span class="icon-chevron-right"></span></a>
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{% endif %}
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