Audio::getFileUrl

public function getFileUrl($useAbsoluteUrl = false)
{
	if ($this->createdFromPreset())
	{
		$url = AudioCall::getAudioFileUrlByCode($this->getPresetCode());
	}
	else
	{
		$url = \CFile::GetPath($this->getFileId());
		if ($url && $useAbsoluteUrl && !$this->isRemoteFile($url))
		{
			$urlManager = \Bitrix\Main\Engine\UrlManager::getInstance();
			$url = $urlManager->getHostUrl() . $url;
		}
	}

	return $url;
}