private void GotData(XmlParserResult data) { bool lStopReading = false; switch (data.Type) { case XmlParserResultType.Error: SendStreamError(new StreamError { Error = ((XmlErrorResult)data).Error }); return; case XmlParserResultType.Node: XmlNodeResult nd = (XmlNodeResult)data; switch (nd.NodeType) { case XmlNodeType.XmlInfo: break; // who cares about that? case XmlNodeType.Single: if (fServerElementStack.Count == 0) { SendStreamError(new StreamError { Error = StreamErrorKind.InvalidXml }); return; } Element el = CreateNode(nd, fServerElementStack[fServerElementStack.Count - 1]); if (this.fServerElementStack.Count <= 1) { lStopReading = GotFirstLevelElement(el); } break; case XmlNodeType.Open: el = CreateNode(nd, fServerElementStack.Count == 0 ? null : fServerElementStack[fServerElementStack.Count - 1]); this.fServerElementStack.Add(el); if (this.fServerElementStack.Count == 1) { GotRootLevelElement(el); } break; case XmlNodeType.Close: if (fServerElementStack.Count == 0 || !fServerElementStack[fServerElementStack.Count - 1].Matches(nd.Prefix, nd.Name)) { SendStreamError(new StreamError { Error = StreamErrorKind.InvalidXml }); return; } el = fServerElementStack[fServerElementStack.Count - 1]; fServerElementStack.RemoveAt(fServerElementStack.Count - 1); if (fServerElementStack.Count == 0) { Close(); break; } if (fServerElementStack.Count == 1) { lStopReading = GotFirstLevelElement(el); } break; } break; case XmlParserResultType.Text: if (fServerElementStack.Count == 0) { // discard } else { fServerElementStack[fServerElementStack.Count - 1].Text += ((XmlTextResult)data).Text; } break; } if (!lStopReading) { parser.ReadXmlElementAsync(new Action <XmlParserResult>(GotData), fServerElementStack.Count > 0); } }
private Element CreateNode(XmlNodeResult nd, Element parent) { string ens; if (nd.Prefix != null) { RemObjects.InternetPack.XMPP.Elements.Attribute at = nd.Attribute.FirstOrDefault(a => a.Prefix == "xmlns" && a.Name == nd.Prefix); if (at == null) { Element el = parent; ens = string.Empty; while (el != null) { RemObjects.InternetPack.XMPP.Elements.Attribute els = el.Attributes.Where(a => a.Prefix == "xmlns" && a.Name == nd.Prefix).FirstOrDefault(); if (els != null) { ens = els.Value; break; } el = el.Parent; } } else { ens = at.Value; } } else { RemObjects.InternetPack.XMPP.Elements.Attribute at = nd.Attribute.FirstOrDefault(a => a.Prefix == null && a.Name == "xmlns"); if (at == null) { ens = string.Empty; } else { ens = at.Value; } } Element res = null; switch (ens) { case Namespaces.ClientStreamNamespace: case Namespaces.ServerStreamNamespace: case "": if (ens == null && parent != null && parent.Type == ElementType.IQ && nd.Name == "error") { res = new IQError(); } else { switch (nd.Name) { case "iq": res = new IQ(); break; case "presence": res = new Presence(); break; case "message": res = new Message(); break; } } break; case Namespaces.StreamNamespace: switch (nd.Name) { case "stream": RemObjects.InternetPack.XMPP.Elements.Attribute att = nd.Attribute.FirstOrDefault(a => a.Prefix == null && a.Name == "xmlns"); if (att == null || att.Value == Namespaces.ClientStreamNamespace) { res = new ClientStream(); } else { res = new ServerStream(); } break; case "features": res = new StreamFeatures(); break; case "error": res = new StreamError(); break; } break; case Namespaces.StartTLSNamespace: switch (nd.Name) { case "starttls": res = new StartTLS(); break; case "failure": res = new StartTLSFailure(); break; case "proceed": res = new StartTLSProceed(); break; } break; case Namespaces.SaslNamespace: switch (nd.Name) { case "mechanisms": res = new Mechanisms(); break; case "auth": res = new SaslAuth(); break; case "challenge": res = new SaslChallenge(); break; case "response": res = new SaslResponse(); break; case "abort": res = new SaslAbort(); break; case "success": res = new SaslSuccess(); break; case "failure": res = new SaslFailure(); break; } break; } if (res == null) { res = new UnknownElement(); } else { res.Attributes.Clear(); // default ones shouldn't be here during the reading process } if (parent != null) { res.Parent = parent; if (parent != fServerRoot) { parent.Elements.Add(res); } } res.Prefix = nd.Prefix; res.Name = nd.Name; foreach (var el in nd.Attribute) { res.Attributes.Add(el); } return(res); }