private static SignalProtocolAddress GetPreferredProtocolAddress(SignalProtocolStore store, SignalServiceAddress address, int sourceDevice)
{
SignalProtocolAddress?uuidAddress = address.Uuid.HasValue ? new SignalProtocolAddress(address.Uuid.Value.ToString(), (uint)sourceDevice) : null;
SignalProtocolAddress?e164Address = address.GetNumber() != null ? new SignalProtocolAddress(address.GetNumber(), (uint)sourceDevice) : null;
if (uuidAddress != null && store.ContainsSession(uuidAddress))
{
return(uuidAddress);
}
else if (e164Address != null && store.ContainsSession(e164Address))
{
return(e164Address);
}
else
{
return(new SignalProtocolAddress(address.GetIdentifier(), (uint)sourceDevice));
}
}
/// <summary>
/// Fetches a profile from the server. Blocks until the response arrives or a timeout occurs.
/// </summary>
/// <param name="address"></param>
/// <param name="unidentifiedAccess"></param>
/// <returns></returns>
public async Task <SignalServiceProfile> GetProfileAsync(SignalServiceAddress address, UnidentifiedAccess?unidentifiedAccess)
{
logger.LogTrace("GetProfile()");
var headers = new List <string>()
{
"content-type:application/json"
};
if (unidentifiedAccess != null)
{
headers.Add("Unidentified-Access-Key:" + Base64.EncodeBytes(unidentifiedAccess.UnidentifiedAccessKey));
}
WebSocketRequestMessage requestMessage = new WebSocketRequestMessage()
{
Id = BitConverter.ToUInt64(Util.GetSecretBytes(sizeof(long)), 0),
Verb = "GET",
Path = $"/v1/profile/{address.GetIdentifier()}"
};
var sendTask = (await websocket.SendRequest(requestMessage)).Task;
var timerCancelSource = new CancellationTokenSource();
if (await Task.WhenAny(sendTask, Task.Delay(TimeSpan.FromSeconds(10), timerCancelSource.Token)) == sendTask)
{
timerCancelSource.Cancel();
var(Status, Body) = sendTask.Result;
if (Status < 200 || Status >= 300)
{
throw new IOException("non-successful response: " + Status);
}
return(JsonUtil.FromJson <SignalServiceProfile>(Body));
}
else
{
throw new IOException("timeout reached while waiting for profile");
}
}
