private async Task <TextResponse> OnError(NancyContext context, Exception exception)
{
Log.Error($"PROXY ERROR [handling {context.Request.Path}]");
Log.Error($"\tMESSAGE: {exception.Message}");
Log.Error($"\t{exception.StackTrace}");
CommunicationLog.RecordEntry(ServerProxy.Instance.GetServerName(), "PROXY",
CommunicationLogEntryType.Error,
new CommunicationLogLauncherError(exception.Message, context.Request.Path,
context.Request.Method));
await Self.SubmitError(exception);
return(new TextResponse(HttpStatusCode.BadRequest, exception.Message));
}
private object OnError(NancyContext context, Exception exception)
{
if (exception is ProxyException proxyException)
{
CommunicationLog.RecordEntry(ServerProxy.Instance.GetServerName(), "PROXY",
CommunicationLogEntryType.Error,
new CommunicationLogLauncherError(proxyException.Message, context.Request.Path,
context.Request.Method));
return(new TextResponse(HttpStatusCode.BadRequest, proxyException.Message));
}
return(null);
}
private async Task <Response> ProxyRequest(NancyContext context, CancellationToken cancellationToken)
{
string path = context.Request.Path;
string method = context.Request.Method.ToUpperInvariant();
if (!path.StartsWith("/nfsw/Engine.svc"))
{
throw new ProxyException("Invalid request path: " + path);
}
path = path.Substring("/nfsw/Engine.svc".Length);
Url resolvedUrl = new Url(ServerProxy.Instance.GetServerUrl()).AppendPathSegment(path);
foreach (var queryParamName in context.Request.Query)
{
resolvedUrl = resolvedUrl.SetQueryParam(queryParamName, context.Request.Query[queryParamName],
NullValueHandling.Ignore);
}
IFlurlRequest request = resolvedUrl.AllowAnyHttpStatus();
foreach (var header in context.Request.Headers)
{
request = request.WithHeader(header.Key,
header.Key == "Host" ? resolvedUrl.ToUri().Host : header.Value.First());
}
var requestBody = context.Request.Method != "GET" ? context.Request.Body.AsString(Encoding.UTF8) : "";
CommunicationLog.RecordEntry(ServerProxy.Instance.GetServerName(), "SERVER",
CommunicationLogEntryType.Request,
new CommunicationLogRequest(requestBody, resolvedUrl.ToString(), method));
HttpResponseMessage responseMessage;
var POSTContent = String.Empty;
var queryParams = new Dictionary <string, object>();
foreach (var param in context.Request.Query)
{
var value = context.Request.Query[param];
queryParams[param] = value;
}
var GETContent = string.Join(";", queryParams.Select(x => x.Key + "=" + x.Value).ToArray());
// ReSharper disable once LocalizableElement
//Console.WriteLine($"[LOG] [{method}] ProxyHandler: {path}");
switch (method)
{
case "GET":
responseMessage = await request.GetAsync(cancellationToken);
break;
case "POST":
responseMessage = await request.PostAsync(new CapturedStringContent(requestBody, Encoding.UTF8),
cancellationToken);
POSTContent = context.Request.Body.AsString();
break;
case "PUT":
responseMessage = await request.PutAsync(new CapturedStringContent(requestBody, Encoding.UTF8),
cancellationToken);
break;
case "DELETE":
responseMessage = await request.DeleteAsync(cancellationToken);
break;
default:
throw new ProxyException("Cannot handle request method: " + method);
}
var responseBody = await responseMessage.Content.ReadAsStringAsync();
if (path == "/User/GetPermanentSession")
{
responseBody = Self.CleanFromUnknownChars(responseBody);
}
int statusCode = (int)responseMessage.StatusCode;
try
{
DiscordGamePresence.HandleGameState(path, responseBody, POSTContent, GETContent);
}
catch (Exception e)
{
Log.Error($"DISCORD RPC ERROR [handling {context.Request.Path}]");
Log.Error($"\tMESSAGE: {e.Message}");
Log.Error($"\t{e.StackTrace}");
await Self.SubmitError(e);
}
TextResponse textResponse = new TextResponse(responseBody,
responseMessage.Content.Headers.ContentType?.MediaType ?? "application/xml;charset=UTF-8")
{
StatusCode = (HttpStatusCode)statusCode
};
queryParams.Clear();
CommunicationLog.RecordEntry(ServerProxy.Instance.GetServerName(), "SERVER",
CommunicationLogEntryType.Response, new CommunicationLogResponse(
responseBody, resolvedUrl.ToString(), method));
return(textResponse);
}