private static IXmpMeta ParseXmlDoc(XDocument document, ParseOptions options)
{
// sort node Attributes to match Java DocumentBuilder (attribute order isn't supposed to matter but DocumentBuilder does some sorting)
// namespace declarations come first, and then all are sorted in prefix:localname order
foreach (var node in document.Descendants().Where(d => d.Attributes().Count() > 1))
{
var orderedattribs = node.Attributes()
.OrderBy(n => !n.IsNamespaceDeclaration)
.ThenBy(t => node.GetPrefixOfNamespace(t.Name.Namespace), StringComparer.Ordinal)
.ThenBy(s => s.Name.LocalName, StringComparer.Ordinal);
node.ReplaceAttributes(orderedattribs);
}
var result = FindRootNode(document.Nodes(), options.RequireXmpMeta, new object[3]);
if (result == null || result[1] != XmpRdf)
{
// no appropriate root node found, return empty metadata object
return(new XmpMeta());
}
var xmp = ParseRdf.Parse((XElement)result[0]);
xmp.SetPacketHeader((string)result[2]);
// Check if the XMP object shall be normalized
return(!options.OmitNormalization
? XmpNormalizer.Process(xmp, options)
: xmp);
}
/// <summary>
/// Parses the input source into an XMP metadata object, including
/// de-aliasing and normalisation.
/// </summary>
/// <param name="input"> the input can be an <code>InputStream</code>, a <code>String</code> or
/// a byte buffer containing the XMP packet. </param>
/// <param name="options"> the parse options </param>
/// <returns> Returns the resulting XMP metadata object </returns>
/// <exception cref="XmpException"> Thrown if parsing or normalisation fails. </exception>
public static XMPMeta Parse(object input, ParseOptions options)
{
ParameterAsserts.AssertNotNull(input);
options = options ?? new ParseOptions();
XmlDocument document = ParseXml(input, options);
bool xmpmetaRequired = options.RequireXmpMeta;
object[] result = new object[3];
result = FindRootNode(document, xmpmetaRequired, result);
if (result != null && result[1] == XmpRdf)
{
XmpMetaImpl xmp = ParseRdf.Parse((XmlNode)result[0]);
xmp.PacketHeader = (string)result[2];
// Check if the XMP object shall be normalized
if (!options.OmitNormalization)
{
return(XmpNormalizer.Process(xmp, options));
}
return(xmp);
}
// no appropriate root node found, return empty metadata object
return(new XmpMetaImpl());
}
private static IXmpMeta ParseXmlDoc(XmlDocument document, ParseOptions options)
{
object[] result;
if (FindRootNode(document, options.RequireXmpMeta, out result) && result[1] == XmpRdf)
{
var xmp = ParseRdf.Parse((XmlNode)result[0]);
xmp.SetPacketHeader((string)result[2]);
// Check if the XMP object shall be normalized
if (!options.OmitNormalization)
{
return(XmpNormalizer.Process(xmp, options));
}
return(xmp);
}
// no appropriate root node found, return empty metadata object
return(new XmpMeta());
}