private async Task <byte[]> createMessageContent(SignalServiceDataMessage message)// throws IOException
{
DataMessage.Builder builder = DataMessage.CreateBuilder();
IList <AttachmentPointer> pointers = await createAttachmentPointers(message.getAttachments());
if (pointers.Count != 0)
{
builder.AddRangeAttachments(pointers);
}
if (message.getBody().HasValue)
{
builder.SetBody(message.getBody().ForceGetValue());
}
if (message.getGroupInfo().HasValue)
{
builder.SetGroup(await createGroupContent(message.getGroupInfo().ForceGetValue()));
}
if (message.isEndSession())
{
builder.SetFlags((uint)DataMessage.Types.Flags.END_SESSION);
}
if (message.isExpirationUpdate())
{
builder.SetFlags((uint)DataMessage.Types.Flags.EXPIRATION_TIMER_UPDATE);
}
if (message.getExpiresInSeconds() > 0)
{
builder.SetExpireTimer((uint)message.getExpiresInSeconds());
}
return(builder.Build().ToByteArray());
}
/// <summary>
/// Send a message to a single recipient.
/// </summary>
/// <param name="recipient">The message's destination.</param>
/// <param name="message">The message.</param>
public async Task sendMessage(SignalServiceAddress recipient, SignalServiceDataMessage message)
{
byte[] content = await createMessageContent(message);
long timestamp = message.getTimestamp();
bool silent = message.getGroupInfo().HasValue&& message.getGroupInfo().ForceGetValue().getType() == SignalServiceGroup.Type.REQUEST_INFO;
SendMessageResponse response = await sendMessage(recipient, timestamp, content, true, silent);
if (response != null && response.getNeedsSync())
{
byte[] syncMessage = createMultiDeviceSentTranscriptContent(content, new May <SignalServiceAddress>(recipient), (ulong)timestamp);
await sendMessage(localAddress, timestamp, syncMessage, false, false);
}
if (message.isEndSession())
{
store.DeleteAllSessions(recipient.getNumber());
if (eventListener.HasValue)
{
eventListener.ForceGetValue().onSecurityEvent(recipient);
}
}
}
private void handleTextMessage(/*@NonNull MasterSecretUnion masterSecret,*/
SignalServiceEnvelope envelope,
SignalServiceDataMessage message,
May <long> smsMessageId)
{
var textMessageDatabase = DatabaseFactory.getTextMessageDatabase();
String body = message.getBody().HasValue ? message.getBody().ForceGetValue() : "";
IncomingTextMessage textMessage = new IncomingTextMessage(envelope.getSource(),
envelope.getSourceDevice(),
message.getTimestamp(), body,
message.getGroupInfo());
textMessage = new IncomingEncryptedMessage(textMessage, body);
var messageAndThreadId = textMessageDatabase.InsertMessageInbox(textMessage);
ToastHelper.NotifyNewMessage(messageAndThreadId.second(), DatabaseFactory.getDirectoryDatabase().GetForNumber(envelope.getSource()).Name, body);
}
