создадим новый сниппет getPartCategories

<?php
/**
 * 
 * @example {'!get_сat_anket' | snippet : ['res_id' => $modx->resource.id]}
 * 
*/
$tpl = $modx->getOption('tpl', $scriptProperties, '@INLINE <a href="{$uri}">{$pagetitle}</a>');
$res_id = $modx->getOption('res_id', $scriptProperties, 0);
$return = $modx->getOption('return', $scriptProperties, 'html'); // html|ids|ids_arr
if ($res_id == 0) {
    return false;
}
$modx->getService('miniShop2');
$q = $modx->newQuery('msCategoryMember');
$q->leftJoin('modResource', 'R', 'R.id = msCategoryMember.category_id');
$q->select(['`R`.`id`', '`R`.`pagetitle`', '`R`.`uri`']);
$q->where(['`msCategoryMember`.`product_id`' => $res_id]);
$cats = $modx->getIterator('msCategoryMember', $q);
if ($cats == null) {
    return false;
}
$pdo = $modx->getService('pdoTools');
$out = [];
$res_obj = $modx->getObject('modResource', ['id' => $res_id]);
$parent = $modx->getObject('modResource', ['id' => $res_obj->get('parent')])->toArray();
if ($return == 'html') {
    $out[] = $pdo->getChunk($tpl,$parent);
    foreach ($cats as $c){
        $out[] = $pdo->getChunk($tpl,['uri' => $c->get('uri'), 'uri' => $c->get('pagetitle')]);
    }
    return implode("\r\n", $out);
}
if ($return == 'ids' || $return == 'ids_arr') {
    $out[] = $parent['id'];
    foreach ($cats as $c){
        $out[] = $c->get('id');
    }
    if ($return == 'ids') {
        return implode(',', $out);
    }
    return $out;
}
return false;

вызов

{'!getPartCategories' | snippet : ['res_id' => $modx->resource.id]}