private SignalServiceDataMessage createSignalServiceMessage(SignalServiceEnvelope envelope, DataMessage content)
{
SignalServiceGroup groupInfo = createGroupInfo(envelope, content);
List <SignalServiceAttachment> attachments = new List <SignalServiceAttachment>();
bool endSession = ((content.Flags & (uint)DataMessage.Types.Flags.EndSession) != 0);
bool expirationUpdate = ((content.Flags & (uint)DataMessage.Types.Flags.ExpirationTimerUpdate) != 0);
foreach (AttachmentPointer pointer in content.Attachments)
{
attachments.Add(new SignalServiceAttachmentPointer(pointer.Id,
pointer.ContentType,
pointer.Key.ToByteArray(),
envelope.getRelay(),
pointer.SizeOneofCase == AttachmentPointer.SizeOneofOneofCase.Size ? pointer.Size : 0,
pointer.ThumbnailOneofCase == AttachmentPointer.ThumbnailOneofOneofCase.Thumbnail ? pointer.Thumbnail.ToByteArray() : null,
pointer.DigestOneofCase == AttachmentPointer.DigestOneofOneofCase.Digest ? pointer.Digest.ToByteArray() : null,
pointer.FileNameOneofCase == AttachmentPointer.FileNameOneofOneofCase.FileName ? pointer.FileName : null,
pointer.FlagsOneofCase == AttachmentPointer.FlagsOneofOneofCase.Flags && (pointer.Flags & (uint)AttachmentPointer.Types.Flags.VoiceMessage) != 0));
}
return(new SignalServiceDataMessage()
{
Timestamp = envelope.getTimestamp(),
Group = groupInfo,
Attachments = attachments,
Body = content.Body,
EndSession = endSession,
ExpiresInSeconds = (int)content.ExpireTimer,
ExpirationUpdate = expirationUpdate
});
}
private SignalServiceDataMessage CreateSignalServiceMessage(SignalServiceEnvelope envelope, DataMessage content)
{
SignalServiceGroup groupInfo = CreateGroupInfo(envelope, content);
List <SignalServiceAttachment> attachments = new List <SignalServiceAttachment>();
bool endSession = ((content.Flags & (uint)DataMessage.Types.Flags.EndSession) != 0);
bool expirationUpdate = ((content.Flags & (uint)DataMessage.Types.Flags.ExpirationTimerUpdate) != 0);
bool profileKeyUpdate = ((content.Flags & (uint)DataMessage.Types.Flags.ProfileKeyUpdate) != 0);
SignalServiceDataMessage.SignalServiceQuote quote = CreateQuote(envelope, content);
foreach (AttachmentPointer pointer in content.Attachments)
{
attachments.Add(CreateAttachmentPointer(envelope.GetRelay(), pointer));
}
if (content.TimestampOneofCase == DataMessage.TimestampOneofOneofCase.Timestamp && (long)content.Timestamp != envelope.GetTimestamp())
{
throw new InvalidMessageException("Timestamps don't match: " + content.Timestamp + " vs " + envelope.GetTimestamp());
}
return(new SignalServiceDataMessage()
{
Timestamp = envelope.GetTimestamp(),
Group = groupInfo,
Attachments = attachments,
Body = content.Body,
EndSession = endSession,
ExpiresInSeconds = (int)content.ExpireTimer,
ExpirationUpdate = expirationUpdate,
ProfileKey = content.ProfileKeyOneofCase == DataMessage.ProfileKeyOneofOneofCase.ProfileKey ? content.ProfileKey.ToByteArray() : null,
ProfileKeyUpdate = profileKeyUpdate,
Quote = quote
});
}
private GroupContext createGroupContent(SignalServiceGroup group)
{
GroupContext groupContext = new GroupContext {
};
groupContext.Id = ByteString.CopyFrom(group.GroupId);
if (group.Type != SignalServiceGroup.GroupType.DELIVER)
{
if (group.Type == SignalServiceGroup.GroupType.UPDATE)
{
groupContext.Type = GroupContext.Types.Type.Update;
}
else if (group.Type == SignalServiceGroup.GroupType.QUIT)
{
groupContext.Type = GroupContext.Types.Type.Quit;
}
else if (group.Type == SignalServiceGroup.GroupType.REQUEST_INFO)
{
groupContext.Type = GroupContext.Types.Type.RequestInfo;
}
else
{
throw new Exception("Unknown type: " + group.Type);
}
if (group.Name != null)
{
groupContext.Name = group.Name;
}
if (group.Members != null)
{
groupContext.Members.AddRange(group.Members);
}
if (group.Avatar != null && group.Avatar.isStream())
{
AttachmentPointer pointer = createAttachmentPointer(group.Avatar.asStream());
groupContext.Avatar = pointer;
}
}
else
{
groupContext.Type = GroupContext.Types.Type.Deliver;
}
return(groupContext);
}
private async Task <GroupContext> createGroupContent(SignalServiceGroup group)
{
GroupContext.Builder builder = GroupContext.CreateBuilder();
builder.SetId(ByteString.CopyFrom(group.getGroupId()));
if (group.getType() != SignalServiceGroup.Type.DELIVER)
{
if (group.getType() == SignalServiceGroup.Type.UPDATE)
{
builder.SetType(GroupContext.Types.Type.UPDATE);
}
else if (group.getType() == SignalServiceGroup.Type.QUIT)
{
builder.SetType(GroupContext.Types.Type.QUIT);
}
else if (group.getType() == SignalServiceGroup.Type.REQUEST_INFO)
{
builder.SetType(GroupContext.Types.Type.REQUEST_INFO);
}
else
{
throw new Exception("Unknown type: " + group.getType());
}
if (group.getName().HasValue)
{
builder.SetName(group.getName().ForceGetValue());
}
if (group.getMembers().HasValue)
{
builder.AddRangeMembers(group.getMembers().ForceGetValue());
}
if (group.getAvatar().HasValue&& group.getAvatar().ForceGetValue().isStream())
{
AttachmentPointer pointer = await createAttachmentPointer(group.getAvatar().ForceGetValue().asStream());
builder.SetAvatar(pointer);
}
}
else
{
builder.SetType(GroupContext.Types.Type.DELIVER);
}
return(builder.Build());
}
private SignalServiceDataMessage createSignalServiceMessage(SignalServiceEnvelope envelope, DataMessage content)
{
SignalServiceGroup groupInfo = createGroupInfo(envelope, content);
List <SignalServiceAttachment> attachments = new List <SignalServiceAttachment>();
bool endSession = ((content.Flags & (uint)DataMessage.Types.Flags.END_SESSION) != 0);
bool expirationUpdate = ((content.Flags & (uint)DataMessage.Types.Flags.EXPIRATION_TIMER_UPDATE) != 0);
foreach (AttachmentPointer pointer in content.AttachmentsList)
{
attachments.Add(new SignalServiceAttachmentPointer(pointer.Id,
pointer.ContentType,
pointer.Key.ToByteArray(),
envelope.getRelay(),
pointer.HasSize ? new May <uint>(pointer.Size) : May <uint> .NoValue,
pointer.HasThumbnail ? new May <byte[]>(pointer.Thumbnail.ToByteArray()) : May <byte[]> .NoValue));
}
return(new SignalServiceDataMessage(envelope.getTimestamp(), groupInfo, attachments,
content.Body, endSession, (int)content.ExpireTimer, expirationUpdate));
}
private void HandleSignalMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
SignalMessageDirection type;
SignalContact author;
SignalMessageStatus status;
string threadId;
long composedTimestamp;
string body = dataMessage.Body != null ? dataMessage.Body : "";
if (dataMessage.Group != null)
{
var rawId = dataMessage.Group.GroupId;
threadId = Base64.encodeBytes(rawId);
var g = SignalDBContext.GetOrCreateGroupLocked(threadId, timestamp, this);
if (!g.CanReceive)
{
SignalServiceGroup group = new SignalServiceGroup()
{
Type = SignalServiceGroup.GroupType.REQUEST_INFO,
GroupId = rawId
};
SignalServiceDataMessage requestInfoMessage = new SignalServiceDataMessage()
{
Group = group,
Timestamp = Util.CurrentTimeMillis()
};
MessageSender.sendMessage(envelope.getSourceAddress(), requestInfoMessage);
}
composedTimestamp = envelope.getTimestamp();
}
else
{
if (isSync)
{
var sent = content.SynchronizeMessage.getSent().ForceGetValue();
threadId = SignalDBContext.GetOrCreateContactLocked(sent.getDestination().ForceGetValue(), timestamp, this).ThreadId;
composedTimestamp = sent.getTimestamp();
}
else
{
threadId = SignalDBContext.GetOrCreateContactLocked(envelope.getSource(), timestamp, this).ThreadId;
composedTimestamp = envelope.getTimestamp();
}
}
if (isSync)
{
type = SignalMessageDirection.Synced;
status = SignalMessageStatus.Confirmed;
author = null;
}
else
{
status = 0;
type = SignalMessageDirection.Incoming;
author = SignalDBContext.GetOrCreateContactLocked(envelope.getSource(), timestamp, this);
}
List <SignalAttachment> attachments = new List <SignalAttachment>();
SignalMessage message = new SignalMessage()
{
Direction = type,
Status = status,
Author = author,
Content = new SignalMessageContent()
{
Content = body
},
ThreadId = threadId,
DeviceId = (uint)envelope.getSourceDevice(),
Receipts = 0,
ComposedTimestamp = composedTimestamp,
ReceivedTimestamp = timestamp,
AttachmentsCount = (uint)attachments.Count,
Attachments = attachments
};
if (dataMessage.Attachments != null)
{
var receivedAttachments = dataMessage.Attachments;
foreach (var receivedAttachment in receivedAttachments)
{
var pointer = receivedAttachment.asPointer();
SignalAttachment sa = new SignalAttachment()
{
Message = message,
Status = (uint)SignalAttachmentStatus.Default,
SentFileName = pointer.FileName,
ContentType = "",
Key = pointer.Key,
Relay = pointer.Relay,
StorageId = pointer.Id
};
attachments.Add(sa);
}
}
Debug.WriteLine("received message: " + message.Content);
if (type == SignalMessageDirection.Incoming)
{
if (App.WindowActive)
{
Utils.TryVibrate(true);
}
else
{
SendTileNotification(message);
SendMessageNotification(message);
}
}
Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
await UIHandleIncomingMessage(message);
}).AsTask().Wait();
}
private void HandleGroupUpdateMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
if (dataMessage.Group != null) //TODO check signal droid: group messages have different types!
{
SignalServiceGroup group = dataMessage.Group;
string groupid = Base64.encodeBytes(group.GroupId);
SignalGroup g = new SignalGroup();
string displayname = "Unknown group";
string avatarfile = null;
if (group.Name != null)
{
displayname = group.Name;
}
var dbgroup = SignalDBContext.InsertOrUpdateGroupLocked(groupid, displayname, avatarfile, true, timestamp, this);
if (group.Members != null)
{
foreach (var member in group.Members)
{
SignalDBContext.InsertOrUpdateGroupMembershipLocked(dbgroup.Id, SignalDBContext.GetOrCreateContactLocked(member, 0, this).Id);
}
}
/* insert message into conversation */
SignalMessageDirection type;
SignalContact author;
SignalMessageStatus status;
string prefix;
long composedTimestamp;
if (isSync)
{
var sent = content.SynchronizeMessage.getSent().ForceGetValue();
type = SignalMessageDirection.Synced;
status = SignalMessageStatus.Confirmed;
composedTimestamp = sent.getTimestamp();
author = null;
prefix = "You have";
}
else
{
status = 0;
type = SignalMessageDirection.Incoming;
author = SignalDBContext.GetOrCreateContactLocked(envelope.getSource(), timestamp, this);
prefix = $"{author.ThreadDisplayName} has";
composedTimestamp = envelope.getTimestamp();
}
SignalMessage sm = new SignalMessage()
{
Direction = type,
Type = SignalMessageType.GroupUpdate,
Status = status,
Author = author,
Content = new SignalMessageContent()
{
Content = $"{prefix} updated the group."
},
ThreadId = groupid,
DeviceId = (uint)envelope.getSourceDevice(),
Receipts = 0,
ComposedTimestamp = composedTimestamp,
ReceivedTimestamp = timestamp,
};
Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
await UIHandleIncomingMessage(sm);
}).AsTask().Wait();
}
else
{
Debug.WriteLine("received group update without group info!");
}
}
private async Task HandleSignalMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
SignalMessageDirection type;
SignalContact author;
SignalMessageStatus status;
SignalConversation conversation;
long composedTimestamp;
string body = dataMessage.Body ?? "";
if (dataMessage.Group != null)
{
var rawId = dataMessage.Group.GroupId;
var threadId = Base64.EncodeBytes(rawId);
conversation = await SignalDBContext.GetOrCreateGroupLocked(threadId, timestamp);
if (!conversation.CanReceive)
{
SignalServiceGroup group = new SignalServiceGroup()
{
Type = SignalServiceGroup.GroupType.REQUEST_INFO,
GroupId = rawId
};
SignalServiceDataMessage requestInfoMessage = new SignalServiceDataMessage()
{
Group = group,
Timestamp = Util.CurrentTimeMillis()
};
SignalLibHandle.Instance.OutgoingQueue.Add(new SignalServiceDataMessageSendable(requestInfoMessage, envelope.GetSourceAddress()));
}
composedTimestamp = envelope.GetTimestamp();
}
else
{
if (isSync)
{
var sent = content.SynchronizeMessage.Sent;
conversation = await SignalDBContext.GetOrCreateContactLocked(sent.Destination.ForceGetValue(), timestamp);
composedTimestamp = sent.Timestamp;
}
else
{
conversation = await SignalDBContext.GetOrCreateContactLocked(envelope.GetSource(), timestamp);
composedTimestamp = envelope.GetTimestamp();
}
}
if (isSync)
{
type = SignalMessageDirection.Synced;
status = SignalMessageStatus.Confirmed;
author = null;
}
else
{
status = 0;
type = SignalMessageDirection.Incoming;
author = await SignalDBContext.GetOrCreateContactLocked(envelope.GetSource(), timestamp);
}
if (author != null && author.Blocked)
{
// Don't save blocked messages
return;
}
List <SignalAttachment> attachments = new List <SignalAttachment>();
SignalMessage message = new SignalMessage()
{
Direction = type,
Status = status,
Author = author,
Content = new SignalMessageContent()
{
Content = body.Truncate(2000)
},
ThreadId = conversation.ThreadId,
DeviceId = (uint)envelope.GetSourceDevice(),
Receipts = 0,
ComposedTimestamp = composedTimestamp,
ReceivedTimestamp = timestamp,
AttachmentsCount = (uint)attachments.Count,
Attachments = attachments
};
if (dataMessage.Attachments != null)
{
var receivedAttachments = dataMessage.Attachments;
foreach (var receivedAttachment in receivedAttachments)
{
var pointer = receivedAttachment.AsPointer();
SignalAttachment sa = new SignalAttachment()
{
Message = message,
Status = (uint)SignalAttachmentStatus.Default,
SentFileName = pointer.FileName,
ContentType = receivedAttachment.ContentType,
Key = pointer.Key,
Relay = pointer.Relay,
StorageId = pointer.Id,
Size = (long)pointer.Size,
Digest = pointer.Digest
};
attachments.Add(sa);
}
// Make sure to update attachments count
message.AttachmentsCount = (uint)attachments.Count;
}
await SignalLibHandle.Instance.SaveAndDispatchSignalMessage(message, null, conversation);
}
private async Task HandleGroupUpdateMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
if (dataMessage.Group != null) //TODO check signal droid: group messages have different types!
{
SignalServiceGroup group = dataMessage.Group;
string groupid = Base64.EncodeBytes(group.GroupId);
SignalGroup g = new SignalGroup();
string displayname = "Unknown group";
string avatarfile = null;
if (group.Name != null)
{
displayname = group.Name;
}
var dbgroup = SignalDBContext.InsertOrUpdateGroupLocked(groupid, displayname, avatarfile, true, timestamp);
if (group.Members != null)
{
foreach (var member in group.Members)
{
SignalDBContext.InsertOrUpdateGroupMembershipLocked(dbgroup.Id, (await SignalDBContext.GetOrCreateContactLocked(member, 0)).Id);
}
}
/* insert message into conversation */
SignalMessageDirection type;
SignalContact author;
SignalMessageStatus status;
string prefix;
long composedTimestamp;
if (isSync)
{
var sent = content.SynchronizeMessage.Sent;
type = SignalMessageDirection.Synced;
status = SignalMessageStatus.Confirmed;
composedTimestamp = sent.Timestamp;
author = null;
prefix = "You have";
}
else
{
status = 0;
type = SignalMessageDirection.Incoming;
author = await SignalDBContext.GetOrCreateContactLocked(envelope.GetSource(), timestamp);
prefix = $"{author.ThreadDisplayName} has";
composedTimestamp = envelope.GetTimestamp();
}
SignalMessage sm = new SignalMessage()
{
Direction = type,
Type = SignalMessageType.GroupUpdate,
Status = status,
Author = author,
Content = new SignalMessageContent()
{
Content = $"{prefix} updated the group."
},
ThreadId = groupid,
DeviceId = (uint)envelope.GetSourceDevice(),
Receipts = 0,
ComposedTimestamp = composedTimestamp,
ReceivedTimestamp = timestamp,
};
SignalDBContext.SaveMessageLocked(sm);
dbgroup.MessagesCount += 1;
if (sm.Direction == SignalMessageDirection.Incoming)
{
dbgroup.UnreadCount += 1;
}
else
{
dbgroup.UnreadCount = 0;
dbgroup.LastSeenMessageIndex = dbgroup.MessagesCount;
}
dbgroup.LastMessage = sm;
await SignalLibHandle.Instance.DispatchAddOrUpdateConversation(dbgroup, sm);
}
else
{
Logger.LogError("HandleGroupUpdateMessage() received group update without group info");
}
}
private async Task HandleGroupLeaveMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
SignalServiceGroup sentGroup = dataMessage.Group;
if (sentGroup != null)
{
string groupid = Base64.EncodeBytes(sentGroup.GroupId);
SignalGroup group = await SignalDBContext.GetOrCreateGroupLocked(groupid, 0);
if (isSync)
{
SignalContact author = await SignalDBContext.GetOrCreateContactLocked(envelope.GetSource(), 0);
SignalMessage sm = new SignalMessage()
{
Direction = SignalMessageDirection.Incoming,
Type = SignalMessageType.GroupLeave,
Status = SignalMessageStatus.Received,
Author = author,
Content = new SignalMessageContent()
{
Content = $"You have left the group."
},
ThreadId = groupid,
DeviceId = (uint)envelope.GetSourceDevice(),
Receipts = 0,
ComposedTimestamp = envelope.GetTimestamp(),
ReceivedTimestamp = timestamp,
};
SignalConversation updatedConversation = SignalDBContext.RemoveMemberFromGroup(groupid, author, sm);
await SignalLibHandle.Instance.DispatchAddOrUpdateConversation(updatedConversation, sm);
}
else
{
SignalContact author = await SignalDBContext.GetOrCreateContactLocked(envelope.GetSource(), 0);
SignalMessage sm = new SignalMessage()
{
Direction = SignalMessageDirection.Incoming,
Type = SignalMessageType.GroupLeave,
Status = SignalMessageStatus.Received,
Author = author,
Content = new SignalMessageContent()
{
Content = $"{author.ThreadDisplayName} has left the group."
},
ThreadId = groupid,
DeviceId = (uint)envelope.GetSourceDevice(),
Receipts = 0,
ComposedTimestamp = envelope.GetTimestamp(),
ReceivedTimestamp = timestamp,
};
SignalConversation updatedConversation = SignalDBContext.RemoveMemberFromGroup(groupid, author, sm);
await SignalLibHandle.Instance.DispatchAddOrUpdateConversation(updatedConversation, sm);
}
}
else
{
Logger.LogError("HandleGroupLeaveMessage() received group update without group info");
}
}
private void HandleSignalMessage(SignalServiceEnvelope envelope, SignalServiceContent content, SignalServiceDataMessage dataMessage, bool isSync, long timestamp)
{
SignalMessageDirection type;
SignalContact author;
SignalMessageStatus status;
SignalConversation conversation;
long composedTimestamp;
string body = dataMessage.Body ?? "";
if (dataMessage.Group != null)
{
var rawId = dataMessage.Group.GroupId;
var threadId = Base64.encodeBytes(rawId);
conversation = SignalDBContext.GetOrCreateGroupLocked(threadId, timestamp);
if (!conversation.CanReceive)
{
SignalServiceGroup group = new SignalServiceGroup()
{
Type = SignalServiceGroup.GroupType.REQUEST_INFO,
GroupId = rawId
};
SignalServiceDataMessage requestInfoMessage = new SignalServiceDataMessage()
{
Group = group,
Timestamp = Util.CurrentTimeMillis()
};
//MessageSender.sendMessage(envelope.getSourceAddress(), requestInfoMessage); TODO
}
composedTimestamp = envelope.getTimestamp();
}
else
{
if (isSync)
{
var sent = content.SynchronizeMessage.getSent().ForceGetValue();
conversation = SignalDBContext.GetOrCreateContactLocked(sent.getDestination().ForceGetValue(), timestamp);
composedTimestamp = sent.getTimestamp();
}
else
{
conversation = SignalDBContext.GetOrCreateContactLocked(envelope.getSource(), timestamp);
composedTimestamp = envelope.getTimestamp();
}
}
if (isSync)
{
type = SignalMessageDirection.Synced;
status = SignalMessageStatus.Confirmed;
author = null;
}
else
{
status = 0;
type = SignalMessageDirection.Incoming;
author = SignalDBContext.GetOrCreateContactLocked(envelope.getSource(), timestamp);
}
List <SignalAttachment> attachments = new List <SignalAttachment>();
SignalMessage message = new SignalMessage()
{
Direction = type,
Status = status,
Author = author,
Content = new SignalMessageContent()
{
Content = body
},
ThreadId = conversation.ThreadId,
DeviceId = (uint)envelope.getSourceDevice(),
Receipts = 0,
ComposedTimestamp = composedTimestamp,
ReceivedTimestamp = timestamp,
AttachmentsCount = (uint)attachments.Count,
Attachments = attachments
};
if (dataMessage.Attachments != null)
{
var receivedAttachments = dataMessage.Attachments;
foreach (var receivedAttachment in receivedAttachments)
{
var pointer = receivedAttachment.asPointer();
SignalAttachment sa = new SignalAttachment()
{
Message = message,
Status = (uint)SignalAttachmentStatus.Default,
SentFileName = pointer.FileName,
ContentType = "",
Key = pointer.Key,
Relay = pointer.Relay,
StorageId = pointer.Id
};
attachments.Add(sa);
}
}
SignalLibHandle.Instance.SaveAndDispatchSignalMessage(message, conversation);
}
