public MessageMessage(XmlNode node, CarbonCopyType ccType) : base(node.Attributes["from"]?.Value, node.Attributes["to"]?.Value, loadMessageId(node))
{
CC_TYPE = ccType;
if (!node.HasChildNodes)
{
MESSAGE = "invalid message: " + node.ToString();
TYPE = "error";
return;
}
XmlAttribute typeAttribute = XMLUtils.getAttribute(node, "type");
if (typeAttribute != null)
{
TYPE = typeAttribute.Value;
switch (TYPE)
{
case TYPE_ERROR:
XmlNode error = XMLUtils.getChildNode(node, "error");
if (error != null)
{
XmlNode text = XMLUtils.getChildNode(error, "text");
MESSAGE = text != null ? text.InnerText : error.InnerXml;
}
else
{
MESSAGE = node.InnerXml;
}
return;
case TYPE_GROUPCHAT:
FROM_NICK = Utils.getJidResourcePart(FROM);
break;
}
}
XmlNode body = XMLUtils.getChildNode(node, "body");
if (body != null)
{
MESSAGE = body.InnerText;
}
// XEP-0203 (Delayed Delivery):
XmlNode delayNode = XMLUtils.getChildNode(node, "delay", Consts.XML_XMLNS, Consts.XML_XEP_0203_NAMESPACE);
if (delayNode != null)
{
parseDelay(delayNode);
}
else
{
delay = DateTime.Now;
}
// XEP-0184 (Message Delivery Receipts):
XmlNode requestNode = XMLUtils.getChildNode(node, "request", Consts.XML_XMLNS, Consts.XML_XEP_0184_NAMESPACE);
RECIPT_REQUESTED = requestNode != null;
}
public OmemoEncryptedMessage(XmlNode node, CarbonCopyType ccType) : base(node, ccType)
{
XmlNode encryptedNode = XMLUtils.getChildNode(node, "encrypted", Consts.XML_XMLNS, Consts.XML_XEP_0384_NAMESPACE);
Debug.Assert(!(encryptedNode is null));
XmlNode headerNode = XMLUtils.getChildNode(encryptedNode, "header");
Debug.Assert(!(headerNode is null));
SID = uint.Parse(headerNode.Attributes["sid"]?.Value);
keys = new List <OmemoKeys>();
foreach (XmlNode keysNode in headerNode.ChildNodes)
{
if (string.Equals(keysNode.Name, "keys"))
{
keys.Add(new OmemoKeys(keysNode));
}
}
// Can be null for empty messages:
XmlNode payloadNode = XMLUtils.getChildNode(encryptedNode, "payload");
if (payloadNode is null)
{
MESSAGE = null;
}
else
{
BASE_64_PAYLOAD = payloadNode.InnerText;
}
ENCRYPTED = true;
}
public MessageMessage(string from, string to, string message, string type, string from_nick, bool reciptRequested) : base(from, to)
{
MESSAGE = message;
TYPE = type;
cacheUntilSend = true;
delay = DateTime.MinValue;
FROM_NICK = from_nick;
RECIPT_REQUESTED = reciptRequested;
CC_TYPE = CarbonCopyType.NONE;
includeBody = true;
}
public MessageMessage(string from, string to, string message, string type, string from_nick, bool reciptRequested) : base(from, to)
{
this.MESSAGE = message;
this.TYPE = type;
this.toasted = false;
this.cacheUntilSend = true;
this.delay = DateTime.MinValue;
this.FROM_NICK = from_nick;
this.RECIPT_REQUESTED = reciptRequested;
this.CC_TYPE = CarbonCopyType.NONE;
this.includeBody = true;
}
public OmemoMessageMessage(XmlNode node, CarbonCopyType ccType) : base(node, ccType)
{
this.KEYS = new List <OmemoKey>();
XmlNode encryptedNode = XMLUtils.getChildNode(node, "encrypted", Consts.XML_XMLNS, Consts.XML_XEP_0384_NAMESPACE);
if (encryptedNode != null)
{
this.ENCRYPTED = true;
XmlNode headerNode = XMLUtils.getChildNode(encryptedNode, "header");
if (headerNode != null)
{
if (uint.TryParse(headerNode.Attributes["sid"]?.Value, out uint sid))
{
this.SOURCE_DEVICE_ID = sid;
}
foreach (XmlNode n in headerNode.ChildNodes)
{
switch (n.Name)
{
case "key":
this.KEYS.Add(new OmemoKey(n));
break;
case "iv":
this.BASE_64_IV = n.InnerText;
break;
default:
break;
}
}
}
XmlNode payloadNode = XMLUtils.getChildNode(encryptedNode, "payload");
if (payloadNode != null)
{
this.BASE_64_PAYLOAD = payloadNode.InnerText;
}
}
}
private void parseMessageMessage(List <AbstractMessage> messages, XmlNode n, CarbonCopyType ccType)
{
// XEP-0085 (chat state):
if (XMLUtils.getChildNode(n, Consts.XML_XMLNS, Consts.XML_XEP_0085_NAMESPACE) != null)
{
messages.Add(new ChatStateMessage(n));
// Chat state messages can contain a body:
if (XMLUtils.getChildNode(n, "body") != null)
{
messages.Add(new MessageMessage(n, ccType));
}
}
// XEP-0384 (OMEMO Encryption):
else if (XMLUtils.getChildNode(n, "encrypted", Consts.XML_XMLNS, Consts.XML_XEP_0384_NAMESPACE) != null)
{
messages.Add(new OmemoMessageMessage(n, ccType));
}
// XEP-0184 (Message Delivery Receipts):
else if (XMLUtils.getChildNode(n, "received", Consts.XML_XMLNS, Consts.XML_XEP_0184_NAMESPACE) != null)
{
messages.Add(new DeliveryReceiptMessage(n));
}
// XEP-0249 (Direct MUC Invitations):
else if (XMLUtils.getChildNode(n, "x", Consts.XML_XMLNS, Consts.XML_XEP_0249_NAMESPACE) != null)
{
messages.Add(new DirectMUCInvitationMessage(n));
}
// Message:
else if (XMLUtils.getChildNode(n, "body") != null)
{
messages.Add(new MessageMessage(n, ccType));
}
// XEP-0045 (MUC room subject):
else if (XMLUtils.getChildNode(n, "subject") != null)
{
messages.Add(new MUCRoomSubjectMessage(n));
}
else
{
// XEP-0280 (Message Carbons):
bool sendCC = false;
XmlNode carbNode = XMLUtils.getChildNode(n, "received", Consts.XML_XMLNS, Consts.XML_XEP_0280_NAMESPACE);
if (carbNode == null)
{
sendCC = true;
carbNode = XMLUtils.getChildNode(n, "sent", Consts.XML_XMLNS, Consts.XML_XEP_0280_NAMESPACE);
}
if (carbNode != null)
{
XmlNode forwardedNode = XMLUtils.getChildNode(carbNode, "forwarded", Consts.XML_XMLNS, Consts.XML_XEP_0280_NAMESPACE_FORWARDED);
if (forwardedNode != null)
{
XmlNode messageNode = XMLUtils.getChildNode(forwardedNode, "message");
if (messageNode != null)
{
parseMessageMessage(messages, messageNode, sendCC ? CarbonCopyType.SENT : CarbonCopyType.RECEIVED);
}
}
}
// XEP-0060 (Publish-Subscribe) events:
XmlNode eventNode = XMLUtils.getChildNode(n, "event", Consts.XML_XMLNS, Consts.XML_XEP_0060_NAMESPACE_EVENT);
if (eventNode != null)
{
// XEP-0384 (OMEMO Encryption) device list:
if (XMLUtils.getChildNode(eventNode, "items", "node", Consts.XML_XEP_0384_DEVICE_LIST_NODE) != null)
{
messages.Add(new OmemoDeviceListEventMessage(n));
}
}
}
}
//--------------------------------------------------------Constructor:----------------------------------------------------------------\\
#region --Constructors--
public EncryptedMessage(XmlNode node, CarbonCopyType ccType) : base(node, ccType)
{
}
