PHP code example of delaneymethod / craft-category-groups

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

delaneymethod / craft-category-groups example snippets

{% set fieldValue = entry.myCategoryGroupsFieldHandle ?? null %}
{% if fieldValue %}
	{% if fieldValue is instance of('craft\\models\\CategoryGroup') %}
		<p>Selected category group: {{ fieldValue.name }}</p>
	{% elseif fieldValue is iterable %}
		<p>Selected category groups:</p>
		<ul>
			{% for categoryGroup in fieldValue %}
				<li>{{ categoryGroup.name }}</li>
			{% endfor %}
		</ul>
	{% elseif fieldValue is string %}
		{% set categoryGroup = craft.app.categories.getGroupByUid(fieldValue) %}
		{% if categoryGroup %}
			<p>Selected category group: {{ categoryGroup.name }}</p>
		{% endif %}
	{% else %}
		<p>No category group selected.</p>
	{% endif %}
{% else %}
	<p>No category groups selected.</p>
{% endif %}

{% set categoryQuery = entry.myCategoryMultipleGroupsFieldHandle ?? null %}
{% if categoryQuery %}
	{% set categories = categoryQuery.status(null).all() %}
	{% if categories %}
		<ul>
			{% for category in categories %}
				<li><a href="{{ category.url }}">{{ category.title }}</a> ({{ category.group.name }})</li>
			{% endfor %}
		</ul>
	{% else %}
		<p>No categories selected.</p>
	{% endif %}
{% else %}
	<p>No categories selected.</p>
{% endif %}

{% set categoryQuery = entry.myCategoryMultipleGroupsFieldHandle ?? null %}
{% if categoryQuery %}
	{% set count = categoryQuery.count() }}
	{% if count > 1 %}
		<p>{{ count }} categories selected.</p>
	{% else %}
		<p>1 category selected.</p>
	{% endif %}
	
	{% set firstFiveCategories = categoryQuery.status(null).limit(5).all() %}
	{% if firstFiveCategories %}
		<p>First five categories:</p>
		<ul>
			{% for category in firstFiveCategories %}
				<li><a href="{{ category.url }}">{{ category.title }}</a></li>
			{% endfor %}
		</ul>
	{% endif %}
{% endif %}