private static XmlReaderSettings GetXmlReaderSettings()
{
if (xmlReaderSettings == null)
{
var resolver = new XmlPreloadedResolver();
resolver.AddDTD("http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd", "MergeWebToEpub.Resources.xhtml11-flat.dtd");
xmlReaderSettings = new XmlReaderSettings
{
DtdProcessing = DtdProcessing.Parse,
ValidationType = ValidationType.DTD,
XmlResolver = resolver,
};
xmlReaderSettings.ValidationEventHandler += new ValidationEventHandler(ValidationCallBack);
}
return(xmlReaderSettings);
}
