CWebDavTmpFile::internalAppendCloud

private function internalAppendCloud(CWebDavTmpFile $file, $startRange, $endRange, $fileSize)
{
	$isLastChunk = ($endRange + 1) == $fileSize;
	if(!CModule::IncludeModule("clouds"))
	{
		throw new WebDavTmpFileErrorException('Could not include clouds module');
	}
	$bucket = $this->getBucket();

	if
	(
		($endRange - $startRange + 1) != $bucket->getService()->getMinUploadPartSize() && !$isLastChunk
	)
	{
		throw new WebDavTmpFileErrorException('Error in size chunk. Must be equals ' . $bucket->getService()->getMinUploadPartSize() . ' if not last chunk');
	}

	$upload = new CCloudStorageUpload($this->path . '/' . $this->filename);
	if(!$upload->isStarted())
	{
		if(!$upload->start($bucket->ID, $fileSize))
		{
			throw new WebDavTmpFileErrorException('Could not start cloud upload');
		}
	}
	$success = false;
	$fileContent = $file->getContent();
	if($fileContent === false)
	{
		throw new WebDavTmpFileErrorException('Could not get contents file');
	}
	$fails = 0;
	while ($upload->hasRetries())
	{
		if ($upload->next($fileContent))
		{
			$success = true;
			break;
		}
		$fails++;
	}
	if (!$success)
	{
		throw new WebDavTmpFileErrorException('Could not upload part of file for '.$fails.' times');
	}
	elseif($success && $isLastChunk)
	{
		if($upload->finish())
		{
			//we don't  inc and don't dec
			//$bucket->incFileCounter($fileSize);
		}
		else
		{
			throw new WebDavTmpFileErrorException('Could not finish resumable upload');
		}
		return true;
	}
	elseif($success)
	{
		return true;
	}
}