controller.php

См. документацию.

<?php
namespace Bitrix\Translate\Controller;
 
use Bitrix\Main;
 
const STATUS_COMPLETED = 'COMPLETED';
const STATUS_PROGRESS = 'PROGRESS';

abstract class Controller extends Main\Engine\Controller
{
    protected function processBeforeAction(Main\Engine\Action $action)
    {
        if (parent::processBeforeAction($action))
        {
            if (!Main\Loader::includeModule('translate'))
            {
                $this->addError(new Main\Error('Translate module not installed'));
            }
 
            return \count($this->getErrors()) === 0;
        }
 
        return true;
    }

    public function hasErrors()
    {
        if (!$this->errorCollection instanceof Main\ErrorCollection)
        {
            return false;
        }
 
        return !$this->errorCollection->isEmpty();
    }
}