/// <summary>
/// Gets the included XML reader based on the current node.
/// </summary>
/// <returns></returns>
protected virtual IEnumerable <XmlReader> CreateIncludedReaders()
{
// Grab the @href element and make sure we have it.
string href = GetAttribute("href");
if (href == null)
{
throw new ApplicationException(
"Cannot locate href attribute from the XInclude tag.");
}
// Figure out the base URI for the current reader.
Uri baseUri = NormalizedBaseUri;
// Figure out the URI for the new one and use that to create an
// XML stream.
var newUri = new Uri(baseUri, href);
XmlReader reader = Create(newUri.ToString());
var includeReader = new XIncludeReader(reader);
// Check to see if we have an XPointer element.
string xpointerAttribute = GetAttribute("xpointer");
if (!string.IsNullOrEmpty(xpointerAttribute))
{
// Parse the XPointer from this.
var xpointer = new XPointerInfo(xpointerAttribute);
if (xpointer.IsValid)
{
// Wrap the above reader in an XPath document and pull out
// the nodes.
XPathNodeIterator nodes = xpointer.SelectFrom(includeReader);
// Create a list of readers from the given nodes.
var includedReaders = new List <XmlReader>();
while (nodes.MoveNext())
{
XPathNavigator node = nodes.Current;
if (node != null)
{
XmlReader nodeReader = node.ReadSubtree();
includedReaders.Add(nodeReader);
}
}
// Return the resulting readers.
return(includedReaders);
}
}
// Return the resulting reader.
return(new[]
{
includeReader
});
}
public void ParseXPointer()
{
// Arrange
const string input = "xpointer(//bob)";
// Act
var xpointer = new XPointerInfo(input);
}
/// <summary>
/// Gets the included XML reader based on the current node.
/// </summary>
/// <returns></returns>
protected virtual IEnumerable<XmlReader> CreateIncludedReaders()
{
// Grab the @href element and make sure we have it.
string href = GetAttribute("href");
if (href == null)
{
throw new ApplicationException(
"Cannot locate href attribute from the XInclude tag.");
}
// Figure out the base URI for the current reader.
Uri baseUri = NormalizedBaseUri;
// Figure out the URI for the new one and use that to create an
// XML stream.
var newUri = new Uri(baseUri, href);
XmlReader reader = Create(newUri.ToString());
var includeReader = new XIncludeReader(reader);
// Check to see if we have an XPointer element.
string xpointerAttribute = GetAttribute("xpointer");
if (!string.IsNullOrEmpty(xpointerAttribute))
{
// Parse the XPointer from this.
var xpointer = new XPointerInfo(xpointerAttribute);
if (xpointer.IsValid)
{
// Wrap the above reader in an XPath document and pull out
// the nodes.
XPathNodeIterator nodes = xpointer.SelectFrom(includeReader);
// Create a list of readers from the given nodes.
var includedReaders = new List<XmlReader>();
while (nodes.MoveNext())
{
XPathNavigator node = nodes.Current;
if (node != null)
{
XmlReader nodeReader = node.ReadSubtree();
includedReaders.Add(nodeReader);
}
}
// Return the resulting readers.
return includedReaders;
}
}
// Return the resulting reader.
return new[]
{
includeReader
};
}
