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;
}
public override void ToString(StringBuilder builder, WriteOptions wm)
{
if (Lang == null)
{
Lang = "en-US";
}
if (ErrorText == null)
{
switch (Error)
{
case StreamErrorKind.BadFormat: Text = "the entity has sent XML that cannot be processed"; break;
case StreamErrorKind.BadNamespace: Text = "the entity has sent a namespace prefix that is unsupported, or has sent no namespace prefix on an element that requires such a prefix"; break;
case StreamErrorKind.Conflict: Text = "the server is closing the active stream for this entity because a new stream has been initiated that conflicts with the existing stream."; break;
case StreamErrorKind.ConnectionTimeout: Text = "the entity has not generated any traffic over the stream for some period of time"; break;
case StreamErrorKind.HostGone: Text = "the value of the 'to' attribute provided by the initiating entity in the stream header corresponds to a hostname that is no longer hosted by the server."; break;
case StreamErrorKind.HostUnknown: Text = "the value of the 'to' attribute provided by the initiating entity in the stream header does not correspond to a hostname that is hosted by the server."; break;
case StreamErrorKind.ImproperAddressing: Text = "a stanza sent between two servers lacks a 'to' or 'from' attribute (or the attribute has no value)."; break;
case StreamErrorKind.InternalServerError: Text = "the server has experienced a misconfiguration or an otherwise-undefined internal error that prevents it from servicing the stream."; break;
case StreamErrorKind.InvalidFrom: Text = "the JID or hostname provided in a 'from' address does not match an authorized JID or validated domain negotiated between servers via SASL or dialback, or between a client and a server via authentication and resource binding."; break;
case StreamErrorKind.InvalidId: Text = "the stream ID or dialback ID is invalid or does not match an ID previously provided."; break;
case StreamErrorKind.InvalidNamespace: Text = "the streams namespace name is something other than \"http://etherx.jabber.org/streams\" or the dialback namespace name is something other than \"jabber:server:dialback\""; break;
case StreamErrorKind.InvalidXml: Text = "the entity has sent invalid XML over the stream to a server that performs validation"; break;
case StreamErrorKind.NotAuthorized: Text = "the entity has attempted to send data before the stream has been authenticated, or otherwise is not authorized to perform an action related to stream negotiation; the receiving entity MUST NOT process the offending stanza before sending the stream error."; break;
case StreamErrorKind.PolicyViolation: Text = "the entity has violated some local service policy"; break;
case StreamErrorKind.RemoteConnectionFailed: Text = "the server is unable to properly connect to a remote entity that is required for authentication or authorization."; break;
case StreamErrorKind.ResourceConstraint: Text = "the server lacks the system resources necessary to service the stream."; break;
case StreamErrorKind.RestrictedXml: Text = "the entity has attempted to send restricted XML features such as a comment, processing instruction, DTD, entity reference, or unescaped character."; break;
case StreamErrorKind.SeeOtherHost: Text = "the server will not provide service to the initiating entity but is redirecting traffic to another host"; break;
case StreamErrorKind.SystemShutdown: Text = "the server is being shut down and all active streams are being closed"; break;
case StreamErrorKind.UndefinedCondition: Text = "the error condition is not one of those defined by the other conditions in this list; this error condition SHOULD be used only in conjunction with an application-specific condition."; break;
case StreamErrorKind.UnsupportedEncoding: Text = "the initiating entity has encoded the stream in an encoding that is not supported by the server."; break;
case StreamErrorKind.UnsupportedStanzaType: Text = "the initiating entity has sent a first-level child of the stream that is not supported by the server."; break;
case StreamErrorKind.UnsupportedVersion: Text = "the value of the 'version' attribute provided by the initiating entity in the stream header specifies a version of XMPP that is not supported by the server"; break;
case StreamErrorKind.XmlNotWellFormed: Text = "the initiating entity has sent XML that is not well-formed as defined by [XML]."; break;
default:
Text = "unknown error"; break;
}
}
if (Error != StreamErrorKind.Unknown)
{
for (int i = Elements.Count - 1; i >= 0; i--)
{
Element el = Elements[i];
if (el.NamespaceURI == NamespaceURI)
{
Elements.RemoveAt(i);
}
}
UnknownElement wel = new UnknownElement();
wel.Name = Mapping[Error];
wel.Attributes.Add(new Attribute {
Name = "xmlns", Value = Namespaces.XMPPStreamNamespace
});
Elements.Add(wel);
wel = new UnknownElement();
wel.Name = "text";
wel.Text = Text;
wel.Attributes.Add(new Attribute {
Name = "xmlns", Value = Namespaces.XMPPStreamNamespace
});
wel.Attributes.Add(new Attribute {
Prefix = "xml", Name = "lang", Value = Lang
});
Elements.Add(wel);
}
base.ToString(builder, wm);
}
public override void ToString(StringBuilder builder, WriteOptions wm)
{
if (Lang == null) Lang = "en-US";
if (ErrorText == null)
{
switch (Error)
{
case StreamErrorKind.BadFormat: Text = "the entity has sent XML that cannot be processed"; break;
case StreamErrorKind.BadNamespace: Text = "the entity has sent a namespace prefix that is unsupported, or has sent no namespace prefix on an element that requires such a prefix"; break;
case StreamErrorKind.Conflict: Text = "the server is closing the active stream for this entity because a new stream has been initiated that conflicts with the existing stream."; break;
case StreamErrorKind.ConnectionTimeout: Text = "the entity has not generated any traffic over the stream for some period of time"; break;
case StreamErrorKind.HostGone: Text = "the value of the 'to' attribute provided by the initiating entity in the stream header corresponds to a hostname that is no longer hosted by the server."; break;
case StreamErrorKind.HostUnknown: Text = "the value of the 'to' attribute provided by the initiating entity in the stream header does not correspond to a hostname that is hosted by the server."; break;
case StreamErrorKind.ImproperAddressing: Text = "a stanza sent between two servers lacks a 'to' or 'from' attribute (or the attribute has no value)."; break;
case StreamErrorKind.InternalServerError: Text = "the server has experienced a misconfiguration or an otherwise-undefined internal error that prevents it from servicing the stream."; break;
case StreamErrorKind.InvalidFrom: Text = "the JID or hostname provided in a 'from' address does not match an authorized JID or validated domain negotiated between servers via SASL or dialback, or between a client and a server via authentication and resource binding."; break;
case StreamErrorKind.InvalidId: Text = "the stream ID or dialback ID is invalid or does not match an ID previously provided."; break;
case StreamErrorKind.InvalidNamespace: Text = "the streams namespace name is something other than \"http://etherx.jabber.org/streams\" or the dialback namespace name is something other than \"jabber:server:dialback\""; break;
case StreamErrorKind.InvalidXml: Text = "the entity has sent invalid XML over the stream to a server that performs validation"; break;
case StreamErrorKind.NotAuthorized: Text = "the entity has attempted to send data before the stream has been authenticated, or otherwise is not authorized to perform an action related to stream negotiation; the receiving entity MUST NOT process the offending stanza before sending the stream error."; break;
case StreamErrorKind.PolicyViolation: Text = "the entity has violated some local service policy"; break;
case StreamErrorKind.RemoteConnectionFailed: Text = "the server is unable to properly connect to a remote entity that is required for authentication or authorization."; break;
case StreamErrorKind.ResourceConstraint: Text = "the server lacks the system resources necessary to service the stream."; break;
case StreamErrorKind.RestrictedXml: Text = "the entity has attempted to send restricted XML features such as a comment, processing instruction, DTD, entity reference, or unescaped character."; break;
case StreamErrorKind.SeeOtherHost: Text = "the server will not provide service to the initiating entity but is redirecting traffic to another host"; break;
case StreamErrorKind.SystemShutdown: Text = "the server is being shut down and all active streams are being closed"; break;
case StreamErrorKind.UndefinedCondition: Text = "the error condition is not one of those defined by the other conditions in this list; this error condition SHOULD be used only in conjunction with an application-specific condition."; break;
case StreamErrorKind.UnsupportedEncoding: Text = "the initiating entity has encoded the stream in an encoding that is not supported by the server."; break;
case StreamErrorKind.UnsupportedStanzaType: Text = "the initiating entity has sent a first-level child of the stream that is not supported by the server."; break;
case StreamErrorKind.UnsupportedVersion: Text = "the value of the 'version' attribute provided by the initiating entity in the stream header specifies a version of XMPP that is not supported by the server"; break;
case StreamErrorKind.XmlNotWellFormed: Text = "the initiating entity has sent XML that is not well-formed as defined by [XML]."; break;
default:
Text = "unknown error"; break;
}
}
if (Error != StreamErrorKind.Unknown)
{
for (int i = Elements.Count - 1; i >= 0; i--)
{
Element el = Elements[i];
if (el.NamespaceURI == NamespaceURI)
{
Elements.RemoveAt(i);
}
}
UnknownElement wel = new UnknownElement();
wel.Name = Mapping[Error];
wel.Attributes.Add(new Attribute { Name = "xmlns", Value = Namespaces.XMPPStreamNamespace });
Elements.Add(wel);
wel = new UnknownElement();
wel.Name = "text";
wel.Text = Text;
wel.Attributes.Add(new Attribute { Name = "xmlns", Value = Namespaces.XMPPStreamNamespace });
wel.Attributes.Add(new Attribute { Prefix = "xml", Name = "lang", Value = Lang });
Elements.Add(wel);
}
base.ToString(builder, wm);
}
