private void GenerateXmlDiffReport(string sourceXmlFile, string sourceXmlContent, string changedXmlFile, string changedXmlContent, string resultHtmlViewFile, XmlDiffOptions options)
{
MemoryStream diffgram = new MemoryStream();
XmlTextWriter diffgramWriter = new XmlTextWriter(new StreamWriter(diffgram));
var sourceXmlStream = new MemoryStream(sourceXmlContent.ToByteArray());
XmlReader sourceXmlReader = XmlReader.Create(new StreamReader(sourceXmlStream));
XmlReader changedXmlReader = XmlReader.Create(new StreamReader(new MemoryStream(changedXmlContent.ToByteArray())));
logger.LogInfo("Comparing " + sourceXmlFile + " & " + changedXmlFile);
XmlDiff xmlDiff = new XmlDiff(options);
bool bIdentical = xmlDiff.Compare(sourceXmlReader, changedXmlReader, diffgramWriter);
logger.LogInfo("Files compared " + (bIdentical ? "identical." : "different."));
var resultMS = new MemoryStream();
var resultSW = new StreamWriter(resultMS);
TextWriter resultHtml = resultSW;
//Wrapping
resultHtml.Write("<html><style>td{ max-width:1000px; }</style><body><table>");
diffgram.Seek(0, SeekOrigin.Begin);
XmlDiffView xmlDiffView = new XmlDiffView();
sourceXmlStream.Position = 0;
XmlTextReader sourceReader = new XmlTextReader(sourceXmlStream);
sourceReader.XmlResolver = null;
xmlDiffView.Load(sourceReader, new XmlTextReader(diffgram));
//This gets the differences but just has the
//rows and columns of an HTML table
xmlDiffView.SideBySideHtmlHeader(sourceXmlFile, changedXmlFile, bIdentical, resultHtml);
xmlDiffView.GetHtml(resultHtml);
xmlDiffView.GetHtml(resultHtml);
resultHtml.WriteLine("</table></table></body></html>");
using (var fs = new FileStream(resultHtmlViewFile, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.ReadWrite))
{
resultMS.WriteTo(fs);
}
resultSW.Close();
resultMS.Close();
resultHtml.Close();
logger.LogInfo(resultHtmlViewFile + " saved successfully.");
}