Apply::run

public function run()
{
	// continue previous process
	$progressParams = $this->getProgressParameters();

	$this->languageId = $progressParams['languageId'];
	$this->tmpFolderPath = $progressParams['tmpFolderPath'];
	$this->totalFileCount = $progressParams['totalFileCount'];


	if ($this->isNewProcess)
	{
		$this->totalItems = $this->totalFileCount;
		$this->processedItems = 0;

		// language
		$languageId = $this->controller->getRequest()->get('languageId');
		if (empty($languageId))
		{
			$this->addError(new MainError(Loc::getMessage('TR_ERROR_SELECT_LANGUAGE')));
		}
		if (!in_array($languageId, self::$enabledLanguages))
		{
			$this->addError(new MainError(Loc::getMessage('TR_ERROR_LANGUAGE_ID')));
		}
		else
		{
			$this->languageId = $languageId;
		}

		// convert encoding
		$this->convertEncoding = ($this->controller->getRequest()->get('localizeEncoding') === 'Y');

		//  encoding
		$encoding = $this->controller->getRequest()->get('encoding');
		if ($encoding !== null && in_array($encoding, self::$allowedEncodings))
		{
			$this->encoding = $encoding;
		}
		elseif ($this->convertEncoding)
		{
			$this->addError(new MainError(Loc::getMessage('TR_ERROR_ENCODING')));
		}

		if ($this->convertEncoding)
		{
			if (self::$useTranslationRepository)
			{
				$encodingIn = $this->encoding;
				$encodingOut = MainLocalizationTranslation::getSourceEncoding($this->languageId);
			}
			elseif (TranslateConfig::isUtfMode())
			{
				$encodingIn = $this->encoding;
				$encodingOut = 'utf-8';
			}
			else
			{
				$encodingIn = 'utf-8';
				$encodingOut = TranslateConfig::getCultureEncoding($this->languageId);
				if (!$encodingOut)
				{
					$encodingOut = MainLocalizationTranslation::getCurrentEncoding();
				}
			}
			$this->convertEncoding = (mb_strtolower($encodingIn) !== mb_strtolower($encodingOut));
			$this->encodingIn = $encodingIn;
			$this->encodingOut = $encodingOut;
		}

		$this->sourceFolderPath = TranslateIOPath::tidy($this->tmpFolderPath .'/'. $this->languageId. '/');

		$sourceDirectory = new TranslateIODirectory($this->sourceFolderPath);
		if (!$sourceDirectory->isExists())
		{
			$this->addError(
				new Error(Loc::getMessage('TR_ERROR_CREATE_TARGET_FOLDER', ['#PATH#' => $this->sourceFolderPath]))
			);
		}

		if (
			self::$useTranslationRepository &&
			MainLocalizationTranslation::isDefaultTranslationLang($this->languageId) !== true
		)
		{
			$this->targetFolderPath = TranslateIOPath::tidy(self::$translationRepositoryRoot. '/'. $this->languageId.'/');
			$targetFolder = new TranslateIODirectory($this->targetFolderPath);
			if (!$targetFolder->isExists())
			{
				$targetFolder->create();
			}
		}
		else
		{
			$this->targetFolderPath = MainApplication::getDocumentRoot().'/bitrix/modules/';
		}

		$this->saveProgressParameters();

		return [
			'STATUS' => ($this->totalItems > 0 ? TranslateControllerSTATUS_PROGRESS : TranslateControllerSTATUS_COMPLETED),
			'PROCESSED_ITEMS' => 0,
			'TOTAL_ITEMS' => $this->totalItems,
		];
	}

	$this->targetFolderPath = $progressParams['targetFolderPath'];
	$this->convertEncoding = $progressParams['convertEncoding'];
	$this->encodingIn = $progressParams['encodingIn'];
	$this->encodingOut = $progressParams['encodingOut'];
	$this->seekPath = $progressParams['seekPath'];

	return $this->performStep('runApplying');
}