purge.php

См. документацию.

<?php
 
namespace Bitrix\Translate\Controller\Index;
 
use Bitrix\Main;
use Bitrix\Translate;

class Purge extends Translate\Controller\Action
{
    final public function run($path = '')
    {
        if (!empty($path))
        {
            $filter = new Translate\Filter([
                'path' => $path
            ]);
            (new Translate\Index\PathLangCollection())->purge($filter);
            (new Translate\Index\PathIndexCollection())->purge($filter);
        }
        else
        {
            (new Translate\Index\PathLangCollection())->purge();
            (new Translate\Index\PathIndexCollection())->purge();
        }
 
        return ['STATUS' => Translate\Controller\STATUS_COMPLETED];
    }
}