MyModeFilter.php

См. документацию.

<?php
 
namespace Bitrix\Socialnetwork\Space\List\Query\Filter\Mode;
 
use Bitrix\Main\ORM\Query\Filter\ConditionTree;
use Bitrix\Main\ORM\Query\Query;
use Bitrix\Socialnetwork\UserToGroupTable;
 
final class MyModeFilter extends AbstractModeFilter
{
    public function apply(Query $query): void
    {
        $query->where($this->getParticipantCondition());
        $query->setOrder(['PIN.ID' => 'DESC', 'RECENT_ACTIVITY_DATE' => 'DESC']);
    }
}