+ [MonoTODO("DTD parser is not completed.")]
+ public virtual XmlNode ReadNode(XmlReader reader)
+ {
+ // This logic was formerly defined in 'XmlNode.ConstructDOM()'
+
+ XmlNode resultNode = null;
+ XmlNode newNode = null;
+ XmlNode currentNode = null;
+ // It was originally XmlDocument.Load(reader reader) when mcs was v0.16.
+ int startDepth = reader.Depth;
+ bool atStart = true;
+ bool ignoredWhitespace;
+
+ do {
+ ignoredWhitespace = false;
+ reader.Read ();
+ // This complicated check is because we shouldn't make
+ // improper additional XmlReader.Read() by this method itself.
+ if(atStart && (reader.NodeType == XmlNodeType.EndElement ||
+ reader.NodeType == XmlNodeType.EndEntity))
+ throw new InvalidOperationException ("the XmlReader now holds invalid position.");
+ atStart = false;
+ switch (reader.NodeType) {
+
+ case XmlNodeType.Attribute:
+ newNode = ReadAttributeNode (reader);
+ break;
+
+ case XmlNodeType.CDATA:
+ newNode = CreateCDataSection (reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.Comment:
+ newNode = CreateComment (reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.Element:
+ XmlElement element = CreateElement (reader.Prefix, reader.LocalName, reader.NamespaceURI);
+ element.IsEmpty = reader.IsEmptyElement;
+ if(currentNode != null)
+ currentNode.AppendChild (element);
+ else
+ resultNode = element;
+
+ // set the element's attributes.
+ while (reader.MoveToNextAttribute ()) {
+ element.SetAttributeNode (ReadAttributeNode (reader));
+ }
+
+ reader.MoveToElement ();
+
+ if (!reader.IsEmptyElement)
+ currentNode = element;
+
+ break;
+
+ case XmlNodeType.EndElement:
+ if(currentNode.Name != reader.Name)
+ throw new XmlException ("mismatch end tag.");
+ currentNode = currentNode.ParentNode;
+ break;
+
+ case XmlNodeType.EndEntity:
+ break; // no operation
+
+ case XmlNodeType.ProcessingInstruction:
+ newNode = CreateProcessingInstruction (reader.Name, reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.Text:
+ newNode = CreateTextNode (reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.XmlDeclaration:
+ // empty strings are dummy, then gives over setting value contents to setter.
+ newNode = CreateXmlDeclaration ("1.0" , String.Empty, String.Empty);
+ ((XmlDeclaration)newNode).Value = reader.Value;
+ if(currentNode != null)
+ throw new XmlException ("XmlDeclaration at invalid position.");
+ break;
+
+ case XmlNodeType.DocumentType:
+ // This logic is kinda hack;-)
+ XmlTextReader xtReader = reader as XmlTextReader;
+ if(xtReader == null) {
+ xtReader = new XmlTextReader (reader.ReadOuterXml (),
+ XmlNodeType.DocumentType,
+ new XmlParserContext (NameTable, ConstructNamespaceManager(), XmlLang, XmlSpace));
+ xtReader.Read ();
+ }
+ newNode = CreateDocumentType (xtReader.Name,
+ xtReader.GetAttribute ("PUBLIC"),
+ xtReader.GetAttribute ("SYSTEM"),
+ xtReader.Value);
+ if(currentNode != null)
+ throw new XmlException ("XmlDocumentType at invalid position.");
+ break;
+
+ case XmlNodeType.EntityReference:
+ newNode = CreateEntityReference (reader.Name);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.SignificantWhitespace:
+ newNode = CreateSignificantWhitespace (reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ break;
+
+ case XmlNodeType.Whitespace:
+ if(PreserveWhitespace) {
+ newNode = CreateWhitespace (reader.Value);
+ if(currentNode != null)
+ currentNode.AppendChild (newNode);
+ }
+ else
+ ignoredWhitespace = true;
+ break;
+ }
+ } while(ignoredWhitespace ||
+ reader.Depth > startDepth ||
+ // This complicated condition is because reader.Depth was set
+ // before XmlTextReader.depth increments ;-)
+ (reader.Depth == startDepth && reader.NodeType == XmlNodeType.Element && reader.IsEmptyElement == false)
+ );
+ return resultNode != null ? resultNode : newNode;
+ }