/// <summary>
/// Send a message to a group.
/// </summary>
/// <param name="token">The cancellation token</param>
/// <param name="recipients">The group members.</param>
/// <param name="message">The group message.</param>
public async Task SendMessage(CancellationToken token, List <SignalServiceAddress> recipients, SignalServiceDataMessage message)
{
byte[] content = await CreateMessageContent(token, message);
long timestamp = message.Timestamp;
SendMessageResponseList response = await SendMessage(token, recipients, timestamp, content);
try
{
if (response != null && response.NeedsSync)
{
byte[] syncMessage = CreateMultiDeviceSentTranscriptContent(content, May <SignalServiceAddress> .NoValue, (ulong)timestamp);
await SendMessage(token, localAddress, timestamp, syncMessage, false);
}
}
catch (UntrustedIdentityException e)
{
response.UntrustedIdentities.Add(e);
}
if (response.HasExceptions())
{
throw new EncapsulatedExceptions(response.UntrustedIdentities, response.UnregisteredUsers, response.NetworkExceptions);
}
}
private async Task <SendMessageResponseList> SendMessage(CancellationToken token, List <SignalServiceAddress> recipients, long timestamp, byte[] content)
{
SendMessageResponseList responseList = new SendMessageResponseList();
foreach (SignalServiceAddress recipient in recipients)
{
try
{
var response = await SendMessage(token, recipient, timestamp, content, false);
responseList.AddResponse(response);
}
catch (UntrustedIdentityException e)
{
Logger.LogError("SendMessage() untrusted identity");
responseList.UntrustedIdentities.Add(e);
}
catch (UnregisteredUserException e)
{
Logger.LogError("SendMessage() unregistered user");
responseList.UnregisteredUsers.Add(e);
}
catch (PushNetworkException e)
{
Logger.LogError("SendMessage() failed: {0}\n{1}", e.Message, e.StackTrace);
responseList.NetworkExceptions.Add(new NetworkFailureException(recipient.E164number, e));
}
}
return(responseList);
}
private SendMessageResponseList sendMessage(List <SignalServiceAddress> recipients, long timestamp, byte[] content, bool legacy)
{
SendMessageResponseList responseList = new SendMessageResponseList();
foreach (SignalServiceAddress recipient in recipients)
{
try
{
var response = sendMessage(recipient, timestamp, content, legacy, false);
responseList.AddResponse(response);
}
catch (UntrustedIdentityException e)
{
Debug.WriteLine("untrusted identity: " + recipient, TAG);
responseList.UntrustedIdentities.Add(e);
}
catch (UnregisteredUserException e)
{
Debug.WriteLine("unregistered user: "******"PushNetWorkException for:" + recipient, TAG);
responseList.NetworkExceptions.Add(new NetworkFailureException(recipient.getNumber(), e));
}
}
return(responseList);
}
