UserUid.php

<?php

namespace Drupal\tracker\Plugin\views\argument;

use Drupal\comment\Plugin\views\argument\UserUid as CommentUserUid;

/**
 * UID argument to check for nodes that user posted or commented on.
 *
 * @ingroup views_argument_handlers
 *
 * @ViewsArgument("tracker_user_uid")
 */
class UserUid extends CommentUserUid {
    
    /**
     * {@inheritdoc}
     */
    public function query($group_by = FALSE) {
        // Because this handler thinks it's an argument for a field on the {node}
        // table, we need to make sure {tracker_user} is JOINed and use its alias
        // for the WHERE clause.
        $tracker_user_alias = $this->query
            ->ensureTable('tracker_user');
        $this->query
            ->addWhere(0, "{$tracker_user_alias}.uid", $this->argument);
    }

}