public override IXPathNavigable CreateNodeReadOnly(TextReader input, XmlParsingOptions options)
{
options = options ?? new XmlParsingOptions();
XmlReaderSettings settings = (XmlReaderSettings)options;
XmlReader reader = (options.BaseUri != null) ?
XmlReader.Create(input, settings, options.BaseUri.AbsoluteUri)
: XmlReader.Create(input, settings);
return(CreateNodeReadOnly(reader));
}
public override IXdmEnumerator Call(IXdmEnumerator[] arguments, DynamicContext context)
{
string xml = arguments[0].AsAtomicValues().Single().ToString();
var parseOptions = new XmlParsingOptions {
ConformanceLevel = ConformanceLevel.Document,
BaseUri = new Uri("", UriKind.Relative) // Saxon requires a base URI
};
using (var reader = new StringReader(xml)) {
return(this.itemFactory.CreateNodeReadOnly(reader, parseOptions)
.ToXdmNode(this.itemFactory)
.GetXdmEnumerator());
}
}
static object parse_xml_impl(object arg, bool fragment)
{
string str = ExtensionObjectConvert.ToString(arg);
if (str == null)
{
return(ExtensionObjectConvert.EmptyIterator);
}
var parseOptions = new XmlParsingOptions {
ConformanceLevel = (fragment) ?
ConformanceLevel.Fragment
: ConformanceLevel.Document
};
var itemFactory = new SystemItemFactory();
using (var reader = new StringReader(str)) {
return(ExtensionObjectConvert.ToInput(itemFactory.CreateNodeReadOnly(reader, parseOptions)));
}
}
DocumentBuilder CreateDocumentBuilder(XmlParsingOptions options)
{
DocumentBuilder docb = this.defaultDocBuilder;
if (options != null)
{
docb = this.processor.NewDocumentBuilder();
if (options.BaseUri != null)
{
docb.BaseUri = options.BaseUri;
}
if (options.XmlResolver != null)
{
docb.XmlResolver = options.XmlResolver;
}
docb.DtdValidation = options.PerformDtdValidation;
}
return(docb);
}
public override IXPathNavigable CreateNodeReadOnly(TextReader input, XmlParsingOptions options)
{
return(CreateDocumentBuilder(options).Build(input).ToXPathNavigable());
}
public override IXPathNavigable CreateNodeReadOnly(TextReader input, XmlParsingOptions options) {
options = options ?? new XmlParsingOptions();
XmlReaderSettings settings = (XmlReaderSettings)options;
XmlReader reader;
if (options.BaseUri != null)
reader = XmlReader.Create(input, settings, options.BaseUri.AbsoluteUri);
else
reader = XmlReader.Create(input, settings);
return CreateNodeReadOnly(reader);
}