Element::getFileUrl

public function getFileUrl()
{
	$this->param->checkRequiredInputParams(["IBLOCK_CODE", "IBLOCK_ID", "ELEMENT_CODE", "ELEMENT_ID", "FIELD_ID"]);
	if ($this->param->hasErrors())
	{
		$this->errorCollection->add($this->param->getErrors());
		return [];
	}

	$urls = [];

	$sefFolder = $this->getSefFolder();

	$queryProperty = CIBlockElement::getProperty($this->iblockId, $this->elementId,
		"SORT", "ASC", array("ACTIVE"=>"Y", "EMPTY"=>"N", "ID" => $this->params["FIELD_ID"])
	);
	while ($property = $queryProperty->fetch())
	{
		if ($property["PROPERTY_TYPE"] == "F")
		{
			$file = new CListFile($this->iblockId, 0, $this->elementId,
				"PROPERTY_".$this->params["FIELD_ID"], $property["VALUE"]);
			$file->SetSocnetGroup($this->params["SOCNET_GROUP_ID"]);
			$urls[] = $file->GetImgSrc(["url_template" => $sefFolder.
				"#list_id#/file/#section_id#/#element_id#/#field_id#/#file_id#/"]);
		}
		elseif ($property["USER_TYPE"] == "DiskFile")
		{
			if (is_array($property["VALUE"]))
			{
				foreach ($property["VALUE"] as $attacheId)
				{
					$driver = BitrixDiskDriver::getInstance();
					$urls[] = $driver->getUrlManager()->getUrlUfController(
						"download", array("attachedId" => $attacheId));
				}
			}
		}
	}
	return $urls;
}