public IResponse HandleRequest(IRequest request)
{
if (Authorizer != null &&
!IPAddress.IsLoopback(request.RemoteEndpoint.Address) &&
!Authorizer.Authorize(
request.Headers,
request.RemoteEndpoint
))
{
throw new HttpStatusException(HttpCode.Denied);
}
var path = request.Path.Substring(Prefix.Length);
if (path == "description.xml")
{
return(new StringResponse(
HttpCode.Ok,
"text/xml",
GenerateDescriptor(request.LocalEndPoint.Address)
));
}
if (path == "contentDirectory.xml")
{
return(new ResourceResponse(
HttpCode.Ok,
"text/xml",
"contentDirectory.xml"
));
}
if (path == "connectionManager.xml")
{
return(new ResourceResponse(
HttpCode.Ok,
"text/xml",
"connectionManager.xml"
));
}
if (path == "MSMediaReceiverRegistrar.xml")
{
return(new ResourceResponse(
HttpCode.Ok,
"text/xml",
"MSMediaReceiverRegistrar.xml"
));
}
if (path == "control")
{
return(ProcessSoapRequest(request));
}
if (path.StartsWith("file/", StringComparison.Ordinal))
{
var id = path.Split('/')[1];
Logger.LogTrace($"Serving file {id}");
var item = GetItem(id, true) as IMediaResource;
return(new ItemResponse(Prefix, request, item));
}
if (path.StartsWith("cover/", StringComparison.Ordinal))
{
var id = path.Split('/')[1];
Logger.LogTrace($"Serving cover {id}");
var item = GetItem(id, false) as IMediaCover;
if (item == null)
{
throw new HttpStatusException(HttpCode.NotFound);
}
return(new ItemResponse(Prefix, request, item.Cover, "Interactive"));
}
if (path.StartsWith("subtitle/", StringComparison.Ordinal))
{
var id = path.Split('/')[1];
Logger.LogTrace($"Serving subtitle {id}");
var item = GetItem(id, false) as IMetaVideoItem;
if (item == null)
{
throw new HttpStatusException(HttpCode.NotFound);
}
return(new ItemResponse(Prefix, request, item.Subtitle, "Background"));
}
if (string.IsNullOrEmpty(path) || path == "index.html")
{
return(new Redirect(request, Prefix + "index/0"));
}
if (path.StartsWith("index/", StringComparison.Ordinal))
{
var id = path.Substring("index/".Length);
var item = GetItem(id, false);
return(ProcessHtmlRequest(item));
}
if (request.Method == "SUBSCRIBE")
{
var res = new StringResponse(HttpCode.Ok, string.Empty);
res.Headers.Add("SID", $"uuid:{Guid.NewGuid()}");
res.Headers.Add("TIMEOUT", request.Headers["timeout"]);
return(res);
}
if (request.Method == "UNSUBSCRIBE")
{
return(new StringResponse(HttpCode.Ok, string.Empty));
}
Logger.LogTrace($"Did not understand {request.Method} {path}");
throw new HttpStatusException(HttpCode.NotFound);
}
private IResponse ProcessSoapRequest(IRequest request)
{
var soap = new XmlDocument();
try //POST /mm-1/control HTTP/1.1
{
soap.LoadXml(request.Body);
}
catch (Exception ex)
{
Logger.LogError(ex, $"ProcessSoapRequest. Error Loading Request From [{ request.RemoteEndpoint.Address }], Body [{ request.Body }]");
}
var sparams = new RawHeaders();
var body = soap.SelectSingleNode("//soap:Body", namespaceMgr);
if (body == null)
{
throw new HttpStatusException(HttpCode.InternalError);
}
var method = body.FirstChild;
foreach (var p in method.ChildNodes)
{
var e = p as XmlElement;
if (e == null)
{
continue;
}
sparams.Add(e.LocalName, e.InnerText.Trim());
}
var env = new XmlDocument();
env.AppendChild(env.CreateXmlDeclaration("1.0", "utf-8", "yes"));
var envelope = env.CreateElement("SOAP-ENV", "Envelope", NS_SOAPENV);
env.AppendChild(envelope);
envelope.SetAttribute(
"encodingStyle", NS_SOAPENV,
"http://schemas.xmlsoap.org/soap/encoding/");
var rbody = env.CreateElement("SOAP-ENV:Body", NS_SOAPENV);
env.DocumentElement?.AppendChild(rbody);
var code = HttpCode.Ok;
try
{
IEnumerable <KeyValuePair <string, string> > result;
switch (method.LocalName)
{
case "GetSearchCapabilities":
result = HandleGetSearchCapabilities();
break;
case "GetSortCapabilities":
result = HandleGetSortCapabilities();
break;
case "GetSystemUpdateID":
result = HandleGetSystemUpdateID();
break;
case "Browse":
result = HandleBrowse(request, sparams);
break;
case "X_GetFeatureList":
result = HandleXGetFeatureList();
break;
case "X_SetBookmark":
result = HandleXSetBookmark(sparams);
break;
case "GetCurrentConnectionIDs":
result = HandleGetCurrentConnectionIDs();
break;
case "GetCurrentConnectionInfo":
result = HandleGetCurrentConnectionInfo();
break;
case "GetProtocolInfo":
result = HandleGetProtocolInfo();
break;
case "IsAuthorized":
result = HandleIsAuthorized();
break;
case "IsValidated":
result = HandleIsValidated();
break;
case "RegisterDevice":
result = HandleRegisterDevice();
break;
default:
throw new HttpStatusException(HttpCode.NotFound);
}
var response = env.CreateElement($"u:{method.LocalName}Response", method.NamespaceURI);
rbody.AppendChild(response);
foreach (var i in result)
{
var ri = env.CreateElement(i.Key);
ri.InnerText = i.Value;
response.AppendChild(ri);
}
}
catch (Exception ex)
{
code = HttpCode.InternalError;
var fault = env.CreateElement("SOAP-ENV", "Fault", NS_SOAPENV);
var faultCode = env.CreateElement("faultcode");
faultCode.InnerText = "500";
fault.AppendChild(faultCode);
var faultString = env.CreateElement("faultstring");
faultString.InnerText = ex.ToString();
fault.AppendChild(faultString);
var detail = env.CreateDocumentFragment();
detail.InnerXml =
"<detail><UPnPError xmlns=\"urn:schemas-upnp-org:control-1-0\"><errorCode>401</errorCode><errorDescription>Invalid Action</errorDescription></UPnPError></detail>";
fault.AppendChild(detail);
rbody.AppendChild(fault);
Trace.WriteLine($"Invalid call: Action: {method.LocalName}, Params: {sparams}, Problem {ex.Message}");
}
var rv = new StringResponse(code, "text/xml", env.OuterXml);
rv.Headers.Add("EXT", string.Empty);
return(rv);
}
