Выводим сгруппированные характеристики товара msProductOptions

cat_option.tpl

{foreach $cats as $cat}
    <div class="section-option">
		<h5 class="mb-3">{$cat.name}</h5>
            <ul class="list-group list-group-flush mb-3">
            {foreach $cat.items as $option}
            <li class="list-group-item d-flex justify-content-between border-0 px-0 py-2">
                    <span>
                    {$option.caption}
                    </span>
                    <span>
					{if $option_type == "combo-options"?}
						{var $values = $value | split}
						{foreach $values as $val}
							<span class="label label-default">{$val}</span>
						{/foreach}
						{$option_measure_unit}
					{else}
					  {if $option.value is array}
						  {$option.value | join : ', '}
					  {else}
						  {$option.value}
					  {/if}
					  {if $option.measure_unit?}
						  {$option.measure_unit}
					  {/if}
					{/if}
					</span>
			</li>
            {/foreach}
        </ul>
        </div>
{/foreach}
	

getcharacters

<?php
$product = !empty($product) && $product != $modx->resource->id
    ? $modx->getObject('msProduct', array('id' => $product))
    : $modx->resource;
if (!($product instanceof msProduct)) {
    return "[msProductOptions] The resource with id = {$product->id} is not instance of msProduct.";
}

$ignoreOptions = array_map('trim', explode(',', $modx->getOption('ignoreOptions', $scriptProperties, '')));
$onlyOptions = array_map('trim', explode(',', $modx->getOption('onlyOptions', $scriptProperties, '')));
$groups = !empty($groups)
    ? array_map('trim', explode(',', $groups))
    : array();

if ($data = $product->getOne('Data')) {
    $optionKeys = $data->getOptionKeys();
}
if (empty($optionKeys)) {
    return '';
}
$productData = $product->loadOptions();

$options = array();
$catoptions = array();
foreach ($optionKeys as $key) {
    // Filter by key
    if (!empty($onlyOptions) && $onlyOptions[0] != '' && !in_array($key, $onlyOptions)) {
        continue;
    } elseif (in_array($key, $ignoreOptions)) {
        continue;
    }
    $option = array();
    foreach ($productData as $dataKey => $dataValue) {
        $dataKey = explode('.', $dataKey);
        if ($dataKey[0] == $key && (count($dataKey) > 1)) {
            $option[$dataKey[1]] = $dataValue;
        }
    }
    $option['value'] = $product->get($key);

    // Filter by groups
    $skip = !empty($groups) && !in_array($option['category'], $groups) && !in_array($option['category_name'], $groups);
    if ($skip || empty($option['value'])) {
        continue;
    }
    $options[$key] = $option;
    if($option["type"] == 'combo-boolean'){
        if($option['value'][0] == 1 || $option['value'][0] == "Да"){
            $option['value'][0] = "Да";
        }else{
            $option['value'][0] = "Нет";
        }
    }
    if(strlen($option['value'][0])){
        $catoptions[$option['category']]['name'] = $option['category_name'];
        $catoptions[$option['category']]['items'][] = $option; 
    }
}
if($tpl){
    $pdoTools = $modx->getService('pdoTools');
    return $pdoTools->getChunk($tpl, array(
        'cats' => $catoptions,
    ));
}else{
    echo "<pre>";
    print_r($catoptions);
    echo "</pre>";
}