/// <summary>
/// Extracts the inner XML of the XmlReader, without adding additional
/// namespaces.
/// </summary>
/// <param name="reader">The XmlReader to extract data from.</param>
/// <returns>
/// A string representing the inner XML of the current XML node.
/// </returns>
public static string FlattenXml(XmlReader reader)
{
var instance = new XmlExtractor(reader);
instance.ProcessChild();
return(instance.xml.ToString());
}
private void PopulateElement(Element element)
{
if (element == null)
{
return;
}
this.ProcessAttributes(element);
if (element is IHtmlContent htmlContent)
{
if (this.currentElementIsEmpty)
{
htmlContent.Text = string.Empty;
}
else
{
htmlContent.Text = XmlExtractor.FlattenXml(this.reader);
}
}
else if (!this.currentElementIsEmpty)
{
while (this.reader.Read())
{
switch (this.reader.NodeType)
{
case XmlNodeType.Element:
this.AddChild(element);
break;
case XmlNodeType.EndElement:
return;
case XmlNodeType.CDATA: // Treat like normal text
case XmlNodeType.Text:
element.AddInnerText(this.reader.Value);
break;
}
}
}
}
private Element GetElement()
{
if (_reader.Depth > MaxNestingDepth)
{
throw new InvalidOperationException("Maximum nesting depth has been reached.");
}
if (_reader.NodeType != XmlNodeType.Element)
{
return(null);
}
// Need to check this here before we move to the attributes,
// as reader.NodeType will never be EndElement for empty elements
// and when we move to an attribute, IsEmptyElement doesn't work
bool isEmpty = _reader.IsEmptyElement;
Element parent = KmlFactory.CreateElement(this.GetXmlComponent());
if (parent == null)
{
parent = new UnknownElement(new XmlComponent(_reader));
}
else if (parent is IHtmlContent)
{
this.ProcessAttributes(parent);
// No need to process all the children
string text = string.Empty;
if (!isEmpty) // Is there something to parse?
{
text = XmlExtractor.FlattenXml(_reader);
}
((IHtmlContent)parent).Text = text;
return(parent);
}
this.ProcessAttributes(parent); // Empties can have attributes though
if (!isEmpty) // Is there any text/children to process?
{
while (_reader.Read())
{
if (_reader.NodeType == XmlNodeType.EndElement)
{
break;
}
switch (_reader.NodeType)
{
case XmlNodeType.Element:
this.AddChild(parent);
break;
case XmlNodeType.CDATA: // Treat like normal text
case XmlNodeType.Text:
parent.AddInnerText(_reader.Value);
break;
}
}
}
return(parent);
}
/// <summary>
/// Extracts the inner XML of the XmlReader, without adding additional
/// namespaces.
/// </summary>
/// <param name="reader">The XmlReader to extract data from.</param>
/// <returns>
/// A string representing the inner XML of the current XML node.
/// </returns>
public static string FlattenXml(XmlReader reader)
{
XmlExtractor instance = new XmlExtractor(reader);
instance.ProcessChild();
return instance._xml.ToString();
}
