48 lines
1.2 KiB
HTML
48 lines
1.2 KiB
HTML
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<!--
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# Jekyll Group-By-Array 0.1.0
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# https://github.com/mushishi78/jekyll-group-by-array
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# © 2015 Max White <mushishi78@gmail.com>
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# MIT License
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-->
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<!-- Initialize -->
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{% assign __empty_array = '' | split: ',' %}
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{% assign group_names = __empty_array %}
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{% assign group_items = __empty_array %}
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<!-- Map -->
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{% assign __names = include.collection | map: include.field %}
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<!-- Flatten -->
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{% assign __names = __names | join: ',' | join: ',' | split: ',' %}
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<!-- Uniq -->
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{% assign __names = __names | sort %}
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{% for name in __names | sort %}
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<!-- If not equal to previous then it must be unique as sorted -->
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{% unless name == previous %}
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<!-- Push to group_names -->
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{% assign group_names = group_names | push: name %}
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{% endunless %}
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{% assign previous = name %}
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{% endfor %}
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<!-- group_items -->
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{% for name in group_names %}
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<!-- Collect if contains -->
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{% assign __item = __empty_array %}
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{% for __element in include.collection %}
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{% if __element[include.field] contains name %}
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{% assign __item = __item | push: __element %}
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{% endif %}
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{% endfor %}
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<!-- Push to group_items -->
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{% assign group_items = group_items | push: __item %}
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{% endfor %}
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