CDavWebDav::LOCKWrapper

protected function LOCKWrapper()
{
	/** @var CDavRequest $request */
	$request = $this->request;
	$response = $this->response;

	$httpTimeout = $request->GetParameter("HTTP_TIMEOUT");
	if (!is_null($httpTimeout))
	{
		$httpTimeout = explode(",", $httpTimeout);
		$httpTimeout = $httpTimeout[0];
	}

	$contentLength = $request->GetParameter('CONTENT_LENGTH');
	$httpIf = $request->GetParameter('HTTP_IF');
	if (empty($contentLength) && !empty($httpIf))
	{
		if (!$this->CheckLockStatus($request->GetPath()))
		{
			$response->SetHttpStatus("423 Locked");
			return;
		}

		$locktoken = mb_substr($httpIf, 2, -2);
		$updateLock = true;
		$owner = "id:".$request->GetPrincipal()->Id();
		$scope = "exclusive";
		$type = "write";
	}
	else
	{
		try
		{
			$requestDocument = $request->GetXmlDocument();
		}
		catch (CDavXMLParsingException $e)
		{
			$response->GenerateError("400 Error", $e->getMessage());
			return;
		}
		catch (Exception $e)
		{
			$response->SetHttpStatus("400 Error");
			return;
		}

		$lockscopes = $requestDocument->GetPath('/*/DAV::lockscope/*');
		$lockscope = (is_array($lockscopes) && !empty($lockscopes)) ? $lockscopes[0]->GetTag() : "exclusive";

		if (!$this->CheckLockStatus($request->GetPath(), $lockscope !== "shared"))
		{
			$response->SetHttpStatus("423 Locked");
			return;
		}

		$locktoken = $this->getNewLockToken();
		$updateLock = false;

		$owners = $requestDocument->GetPath('/*/DAV::owner/*');
		$owner = is_array($owners) && !empty($owners) ? $owners[0]->GetContent() : "";
		$scope = $lockscope;
		$types = $requestDocument->GetPath('/*/DAV::locktype/*');
		$type = (is_array($types) && !empty($types)) ? $types[0]->GetTag() : "write";
	}

	$stat = $this->LOCK($locktoken, $httpTimeout, $owner, $scope, $type, $updateLock);

	if (is_bool($stat))
	{
		$httpStat = $stat ? "200 OK" : "423 Locked";
	}
	else
	{
		$httpStat = $stat;
	}

	$response->SetHttpStatus($httpStat);

	if (mb_strpos($httpStat, 2) === 0)
	{
		// 2xx states are ok
		if (!is_null($httpTimeout))
		{
//				if (is_numeric($httpTimeout))
//				{
				// more than a million is considered an absolute timestamp less is more likely a relative value
				if ($httpTimeout > 1000000)
				{
					$timeout = "Second-" . ($httpTimeout - time());
				}
				else
				{
					$timeout = "Second-" . $httpTimeout;
				}
//				}
//				else
//				{
//					$timeout = $httpTimeout;
//				}
		}
		else
		{
			$timeout = "Infinite";
		}

		$response->AddHeader('Content-Type: text/xml; charset="utf-8"');
		$response->AddHeader("Lock-Token: <".$locktoken.">");

		$response->AddLine("");
		$response->AddLine(" ");
		$response->AddLine("  ");
		$response->AddLine("   ");
		$response->AddLine("   ");
		$response->AddLine("   ".$request->GetDepth()."");
		$response->AddLine("   ".$owner."");
		$response->AddLine("   ".$timeout."");
		$response->AddLine("   ".$locktoken."");
		$response->AddLine("  ");
		$response->AddLine(" ");
		$response->AddLine("");
	}
}