CompatibilityHandler::includeFile

private function includeFile($file)
{
	global $APPLICATION, $USER, $DB;
	$documentRoot = Application::getDocumentRoot();

	$path = $documentRoot.$this->service->getField('ACTION_FILE').'/'.$file;
	if (IOFile::isFileExists($path))
	{
		$result = require $path;
		if ($result !== false && $result !== 1)
			return $result;
	}

	return '';
}