private void decodeInTree(byte[] data)
{
try
{
ProtocolTreeNode node = reader.nextTree(data, true);
while (node != null)
{
File.AppendAllLines("xmpp.log", new string[] { node.NodeString("rx") });
//look for challengedata and forge key
if (node.tag.Equals("challenge", StringComparison.InvariantCultureIgnoreCase) && !String.IsNullOrEmpty(this.password))
{
this.AddListItem("ChallengeKey received, forging key...");
byte[] challengeData = node.GetData();
byte[] pass = Convert.FromBase64String(this.password);
Rfc2898DeriveBytes r = new Rfc2898DeriveBytes(pass, challengeData, 16);
byte[] key = r.GetBytes(20);
reader.Encryptionkey = key;
//reset static keys
WhatsAppApi.Helper.Encryption.encryptionIncoming = null;
WhatsAppApi.Helper.Encryption.encryptionOutgoing = null;
}
node = reader.nextTree(null, true);
}
}
catch (IncompleteMessageException e)
{ }
catch (Exception e)
{
this.AddListItem(String.Format("INDECODER ERROR: {0}", e.Message));
throw e;
}
}
private void NewMessageArrived(object sender, ProgressChangedEventArgs args)
{
if (args.UserState == null || !(args.UserState is ProtocolTreeNode[]))
{
return;
}
ProtocolTreeNode[] tmpMessages = args.UserState as ProtocolTreeNode[];
foreach (ProtocolTreeNode msg in tmpMessages)
{
ProtocolTreeNode contentNode = msg.GetChild("body") ?? msg.GetChild("enc");
byte[] contentData = contentNode.GetData();
String message = WhatsApp.SysEncoding.GetString(contentData);
FMessage tmpMessage = new FMessage(new FMessage.FMessageIdentifierKey(msg.GetAttribute("from"), false, msg.GetAttribute("id")));
tmpMessage.binary_data = contentData;
tmpMessage.data = message;
WhatsEventHandler.OnMessageRecievedEventHandler(tmpMessage);
}
}
protected void handleNotification(ProtocolTreeNode node)
{
if (!String.IsNullOrEmpty(node.GetAttribute("notify")))
{
this.fireOnGetContactName(node.GetAttribute("from"), node.GetAttribute("notify"));
}
string type = node.GetAttribute("type");
switch (type)
{
case "picture":
ProtocolTreeNode child = node.children.FirstOrDefault();
this.fireOnNotificationPicture(child.tag, child.GetAttribute("jid"), child.GetAttribute("id"));
break;
case "status":
ProtocolTreeNode child2 = node.children.FirstOrDefault();
this.fireOnGetStatus(node.GetAttribute("from"), child2.tag, node.GetAttribute("notify"), System.Text.Encoding.UTF8.GetString(child2.GetData()));
break;
case "subject":
//TODO
break;
case "contacts":
//TODO
break;
default:
throw new NotImplementedException(node.NodeString());
}
this.SendNotificationAck(node);
}
protected void handleMessage(ProtocolTreeNode node, bool autoReceipt)
{
if (!string.IsNullOrEmpty(node.GetAttribute("notify")))
{
string name = node.GetAttribute("notify");
this.fireOnGetContactName(node.GetAttribute("from"), name);
}
if (node.GetAttribute("type") == "error")
{
throw new NotImplementedException(node.NodeString());
}
if (node.GetChild("body") != null)
{
//text message
this.fireOnGetMessage(node, node.GetAttribute("from"), node.GetAttribute("id"), node.GetAttribute("notify"), System.Text.Encoding.UTF8.GetString(node.GetChild("body").GetData()), autoReceipt);
if (autoReceipt)
{
this.sendMessageReceived(node);
}
}
if (node.GetChild("media") != null)
{
ProtocolTreeNode media = node.GetChild("media");
//media message
//define variables in switch
string file, url, from, id;
int size;
byte[] preview, dat;
id = node.GetAttribute("id");
from = node.GetAttribute("from");
switch (media.GetAttribute("type"))
{
case "image":
url = media.GetAttribute("url");
file = media.GetAttribute("file");
size = Int32.Parse(media.GetAttribute("size"));
preview = media.GetData();
this.fireOnGetMessageImage(from, id, file, size, url, preview);
break;
case "audio":
file = media.GetAttribute("file");
size = Int32.Parse(media.GetAttribute("size"));
url = media.GetAttribute("url");
preview = media.GetData();
this.fireOnGetMessageAudio(from, id, file, size, url, preview);
break;
case "video":
file = media.GetAttribute("file");
size = Int32.Parse(media.GetAttribute("size"));
url = media.GetAttribute("url");
preview = media.GetData();
this.fireOnGetMessageVideo(from, id, file, size, url, preview);
break;
case "location":
double lon = double.Parse(media.GetAttribute("longitude"), System.Globalization.CultureInfo.InvariantCulture);
double lat = double.Parse(media.GetAttribute("latitude"), System.Globalization.CultureInfo.InvariantCulture);
preview = media.GetData();
name = media.GetAttribute("name");
url = media.GetAttribute("url");
this.fireOnGetMessageLocation(from, id, lon, lat, url, name, preview);
break;
case "vcard":
ProtocolTreeNode vcard = media.GetChild("vcard");
name = vcard.GetAttribute("name");
dat = vcard.GetData();
this.fireOnGetMessageVcard(from, id, name, dat);
break;
}
this.sendMessageReceived(node);
}
}
protected bool processInboundData(byte[] msgdata, bool autoReceipt = true)
{
try
{
ProtocolTreeNode node = this.reader.nextTree(msgdata);
if (node != null)
{
if (ProtocolTreeNode.TagEquals(node, "challenge"))
{
this.processChallenge(node);
}
else if (ProtocolTreeNode.TagEquals(node, "success"))
{
this.loginStatus = CONNECTION_STATUS.LOGGEDIN;
this.accountinfo = new AccountInfo(node.GetAttribute("status"),
node.GetAttribute("kind"),
node.GetAttribute("creation"),
node.GetAttribute("expiration"));
this.fireOnLoginSuccess(this.phoneNumber, node.GetData());
}
else if (ProtocolTreeNode.TagEquals(node, "failure"))
{
this.loginStatus = CONNECTION_STATUS.UNAUTHORIZED;
this.fireOnLoginFailed(node.children.FirstOrDefault().tag);
}
if (ProtocolTreeNode.TagEquals(node, "receipt"))
{
string from = node.GetAttribute("from");
string id = node.GetAttribute("id");
string type = node.GetAttribute("type") ?? "delivery";
switch (type)
{
case "delivery":
//delivered to target
this.fireOnGetMessageReceivedClient(from, id);
break;
case "read":
//read by target
//todo
break;
case "played":
//played by target
//todo
break;
}
//send ack
SendNotificationAck(node, type);
}
if (ProtocolTreeNode.TagEquals(node, "message"))
{
this.handleMessage(node, autoReceipt);
}
if (ProtocolTreeNode.TagEquals(node, "iq"))
{
this.handleIq(node);
}
if (ProtocolTreeNode.TagEquals(node, "stream:error"))
{
var textNode = node.GetChild("text");
if (textNode != null)
{
string content = WhatsApp.SYSEncoding.GetString(textNode.GetData());
Console.WriteLine("Error : " + content);
}
this.Disconnect();
}
if (ProtocolTreeNode.TagEquals(node, "presence"))
{
//presence node
this.fireOnGetPresence(node.GetAttribute("from"), node.GetAttribute("type"));
}
if (node.tag == "ib")
{
foreach (ProtocolTreeNode child in node.children)
{
switch (child.tag)
{
case "dirty":
this.SendClearDirty(child.GetAttribute("type"));
break;
case "offline":
//this.SendQrSync(null);
break;
default:
throw new NotImplementedException(node.NodeString());
}
}
}
if (node.tag == "chatstate")
{
string state = node.children.FirstOrDefault().tag;
switch (state)
{
case "composing":
this.fireOnGetTyping(node.GetAttribute("from"));
break;
case "paused":
this.fireOnGetPaused(node.GetAttribute("from"));
break;
default:
throw new NotImplementedException(node.NodeString());
}
}
if (node.tag == "ack")
{
string cls = node.GetAttribute("class");
if (cls == "message")
{
//server receipt
this.fireOnGetMessageReceivedServer(node.GetAttribute("from"), node.GetAttribute("id"));
}
}
if (node.tag == "notification")
{
this.handleNotification(node);
}
return(true);
}
}
catch (Exception e)
{
throw e;
}
return(false);
}
private void TypeChat(ProtocolTreeNode messageNode, string tmpAttrFrom, string tmpAttrbId, FMessage.Builder builder,
string tmpAttrFromJid)
{
foreach (ProtocolTreeNode itemNode in (messageNode.GetAllChildren() ?? new ProtocolTreeNode[0]))
{
if (ProtocolTreeNode.TagEquals(itemNode, "composing"))
{
WhatsEventHandler.OnIsTypingEventHandler(tmpAttrFrom, true);
}
else if (ProtocolTreeNode.TagEquals(itemNode, "paused"))
{
WhatsEventHandler.OnIsTypingEventHandler(tmpAttrFrom, false);
}
else if (ProtocolTreeNode.TagEquals(itemNode, "body") && (tmpAttrbId != null))
{
string dataString = Encoding.UTF8.GetString(itemNode.GetData());
var tmpMessKey = new FMessage.Key(tmpAttrFrom, false, tmpAttrbId);
builder.Key(tmpMessKey).Remote_resource(tmpAttrFromJid).NewIncomingInstance().Data(dataString);
}
else if (ProtocolTreeNode.TagEquals(itemNode, "media") && (tmpAttrbId != null))
{
long tmpMediaSize;
int tmpMediaDuration;
builder.Media_wa_type(FMessage.GetMessage_WA_Type(itemNode.GetAttribute("type"))).Media_url(
itemNode.GetAttribute("url")).Media_name(itemNode.GetAttribute("file"));
if (long.TryParse(itemNode.GetAttribute("size"), WhatsConstants.WhatsAppNumberStyle,
CultureInfo.InvariantCulture, out tmpMediaSize))
{
builder.Media_size(tmpMediaSize);
}
string tmpAttrSeconds = itemNode.GetAttribute("seconds");
if ((tmpAttrSeconds != null) &&
int.TryParse(tmpAttrSeconds, WhatsConstants.WhatsAppNumberStyle, CultureInfo.InvariantCulture, out tmpMediaDuration))
{
builder.Media_duration_seconds(tmpMediaDuration);
}
if (builder.Media_wa_type().HasValue&& (builder.Media_wa_type().Value == FMessage.Type.Location))
{
double tmpLatitude = 0;
double tmpLongitude = 0;
string tmpAttrLatitude = itemNode.GetAttribute("latitude");
string tmpAttrLongitude = itemNode.GetAttribute("longitude");
if ((tmpAttrLatitude == null) || (tmpAttrLongitude == null))
{
tmpAttrLatitude = "0";
tmpAttrLongitude = "0";
}
else if (!double.TryParse(tmpAttrLatitude, WhatsConstants.WhatsAppNumberStyle, CultureInfo.InvariantCulture, out tmpLatitude) ||
!double.TryParse(tmpAttrLongitude, WhatsConstants.WhatsAppNumberStyle, CultureInfo.InvariantCulture, out tmpLongitude))
{
throw new CorruptStreamException("location message exception parsing lat or long attribute: " + tmpAttrLatitude + " " + tmpAttrLongitude);
}
builder.Latitude(tmpLatitude).Longitude(tmpLongitude);
string tmpAttrName = itemNode.GetAttribute("name");
string tmpAttrUrl = itemNode.GetAttribute("url");
if (tmpAttrName != null)
{
builder.Location_details(tmpAttrName);
}
if (tmpAttrUrl != null)
{
builder.Location_url(tmpAttrUrl);
}
}
if (builder.Media_wa_type().HasValue&& (builder.Media_wa_type().Value) == FMessage.Type.Contact)
{
ProtocolTreeNode tmpChildMedia = itemNode.GetChild("media");
if (tmpChildMedia != null)
{
builder.Media_name(tmpChildMedia.GetAttribute("name")).Data(Encoding.UTF8.GetString(tmpChildMedia.GetData()));
}
}
else
{
string tmpAttrEncoding = itemNode.GetAttribute("encoding") ?? "text";
if (tmpAttrEncoding == "text")
{
builder.Data(Encoding.UTF8.GetString(itemNode.GetData()));
}
}
var tmpMessageKey = new FMessage.Key(tmpAttrFrom, false, tmpAttrbId);
builder.Key(tmpMessageKey).Remote_resource(tmpAttrFromJid).NewIncomingInstance();
}
else if (ProtocolTreeNode.TagEquals(itemNode, "request"))
{
builder.Wants_receipt(true);
}
else if (ProtocolTreeNode.TagEquals(itemNode, "x"))
{
string str16 = itemNode.GetAttribute("xmlns");
if ("jabber:x:event".Equals(str16) && (tmpAttrbId != null))
{
var tmpMessageKey = new FMessage.Key(tmpAttrFrom, true, tmpAttrbId);
}
}
else if (ProtocolTreeNode.TagEquals(itemNode, "received"))
{
if (tmpAttrbId != null)
{
var tmpMessageKey = new FMessage.Key(tmpAttrFrom, true, tmpAttrbId);
if (true)
{
string tmpAttrType = itemNode.GetAttribute("type");
if ((tmpAttrType != null) && !tmpAttrType.Equals("delivered"))
{
if (tmpAttrType.Equals("visible"))
{
this.sendHandler.SendVisibleReceiptAck(tmpAttrFrom, tmpAttrbId);
}
}
else
{
this.sendHandler.SendDeliveredReceiptAck(tmpAttrFrom, tmpAttrbId);
}
}
}
}
else if (ProtocolTreeNode.TagEquals(itemNode, "offline"))
{
builder.Offline(true);
}
else if (ProtocolTreeNode.TagEquals(itemNode, "notify"))
{
var tmpAttrName = itemNode.GetAttribute("name");
if (tmpAttrName != null)
{
builder.from_me = false;
builder.id = tmpAttrbId;
builder.remote_jid = tmpAttrFromJid;
builder.Key().serverNickname = tmpAttrName;
}
}
}
if (!builder.Timestamp().HasValue)
{
builder.Timestamp(new DateTime?(DateTime.Now));
}
FMessage message = builder.Build();
if (message != null)
{
WhatsEventHandler.OnMessageRecievedEventHandler(message);
}
}
private void TypeSubject(ProtocolTreeNode messageNode, string tmpFrom, string uJid, string tmpId, string tmpT)
{
bool flag = false;
foreach (ProtocolTreeNode item in messageNode.GetAllChildren("request"))
{
if (item.GetAttribute("xmlns").Equals("urn:xmpp:receipts"))
{
flag = true;
}
}
ProtocolTreeNode child = messageNode.GetChild("body");
//string subject = (child == null) ? null : child.GetDataString();
string subject = (child == null) ? null : WhatsAppProtocol.SYSEncoding.GetString(child.GetData());
if (subject != null)
{
WhatsEventHandler.OnGroupNewSubjectEventHandler(tmpFrom, uJid, subject, int.Parse(tmpT, CultureInfo.InvariantCulture));
}
if (flag)
{
this.sendHandler.SendSubjectReceived(tmpFrom, tmpId);
}
}
protected void handleNotification(ProtocolTreeNode node)
{
if (!String.IsNullOrEmpty(node.GetAttribute("notify")))
{
this.fireOnGetContactName(node.GetAttribute("from"), node.GetAttribute("notify"));
}
string type = node.GetAttribute("type");
switch (type)
{
case "picture":
ProtocolTreeNode child = node.children.FirstOrDefault();
this.fireOnNotificationPicture(child.tag,
child.GetAttribute("jid"),
child.GetAttribute("id"));
break;
case "status":
ProtocolTreeNode child2 = node.children.FirstOrDefault();
this.fireOnGetStatus(node.GetAttribute("from"),
child2.tag,
node.GetAttribute("notify"),
System.Text.Encoding.UTF8.GetString(child2.GetData(), 0, child2.GetData().Length));
break;
case "subject":
//fire username notify
this.fireOnGetContactName(node.GetAttribute("participant"),
node.GetAttribute("notify"));
//fire subject notify
this.fireOnGetGroupSubject(node.GetAttribute("from"),
node.GetAttribute("participant"),
node.GetAttribute("notify"),
System.Text.Encoding.UTF8.GetString(node.GetChild("body").GetData(), 0, node.GetChild("body").GetData().Length),
Helpers.GetDateTimeFromTimestamp(node.GetAttribute("t")));
break;
case "contacts":
//TODO
break;
case "participant":
string gjid = node.GetAttribute("from");
string t = node.GetAttribute("t");
foreach (ProtocolTreeNode child3 in node.GetAllChildren())
{
if (child3.tag == "add")
{
this.fireOnGetParticipantAdded(gjid,
child3.GetAttribute("jid"),
Helpers.GetDateTimeFromTimestamp(t));
}
else if (child3.tag == "remove")
{
this.fireOnGetParticipantRemoved(gjid,
child3.GetAttribute("jid"),
child3.GetAttribute("author"),
Helpers.GetDateTimeFromTimestamp(t));
}
else if (child3.tag == "modify")
{
this.fireOnGetParticipantRenamed(gjid,
child3.GetAttribute("remove"),
child3.GetAttribute("add"),
Helpers.GetDateTimeFromTimestamp(t));
}
}
break;
}
this.SendNotificationAck(node);
}
