/// <summary>
/// Generates output data in html form when the node has not changed
/// </summary>
/// <param name="writer">output data stream</param>
/// <param name="indent">size of indentation</param>
internal void DrawHtmlNoChange(XmlWriter writer, int indent)
{
Debug.Assert(this.NodeType != XmlNodeType.Element && this.NodeType != XmlNodeType.Attribute);
Debug.Assert(this.Operation != XmlDiffViewOperation.Change);
XmlDiffView.HtmlStartRow(writer);
this.DrawLinkNode(writer);
for (int i = 0; i < 2; i++)
{
XmlDiffView.HtmlStartCell(writer, indent);
if (XmlDiffView.HtmlWriteToPane[(int)this.Operation, i])
{
bool closeElement = this.OutputNavigationHtml(writer);
XmlDiffView.HtmlWriteString(
writer,
this.Operation,
this.OuterXml);
if (closeElement)
{
writer.WriteEndElement();
}
}
else
{
XmlDiffView.HtmlWriteEmptyString(writer);
}
XmlDiffView.HtmlEndCell(writer);
}
XmlDiffView.HtmlEndRow(writer);
}
/// <summary>
/// Generates output data in text form for a difference due
/// to adding data.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="typeOfDifference">type of difference</param>
/// <param name="tagStart">xml tags at start of statement</param>
/// <param name="tagEnd">xml tags at end of statement</param>
private void DrawHtmlName(
XmlWriter writer,
XmlDiffViewOperation typeOfDifference,
string tagStart,
string tagEnd)
{
if (this.Prefix != string.Empty && this.ignorePrefixes)
{
XmlDiffView.HtmlWriteString(
writer,
typeOfDifference,
tagStart);
XmlDiffView.HtmlWriteString(
writer,
XmlDiffViewOperation.Ignore,
this.Prefix + ":");
XmlDiffView.HtmlWriteString(
writer,
typeOfDifference,
this.LocalName + tagEnd);
}
else
{
XmlDiffView.HtmlWriteString(
writer,
typeOfDifference,
tagStart + this.Name + tagEnd);
}
}
internal override void DrawHtml(XmlWriter writer, int indent)
{
if (this._op == XmlDiffViewOperation.Change)
{
var op1 = this._name == this._changeInfo._localName ? XmlDiffViewOperation.Match : XmlDiffViewOperation.Change;
var op2 = this._value == this._changeInfo._value ? XmlDiffViewOperation.Match : XmlDiffViewOperation.Change;
XmlDiffView.HtmlStartRow(writer);
XmlDiffView.HtmlStartCell(writer, indent);
XmlDiffView.HtmlWriteString(writer, "<?");
XmlDiffView.HtmlWriteString(writer, op1, this._name);
XmlDiffView.HtmlWriteString(writer, " ");
XmlDiffView.HtmlWriteString(writer, op2, this._value);
XmlDiffView.HtmlWriteString(writer, "?>");
XmlDiffView.HtmlEndCell(writer);
XmlDiffView.HtmlStartCell(writer, indent);
XmlDiffView.HtmlWriteString(writer, "<?");
XmlDiffView.HtmlWriteString(writer, op1, this._changeInfo._localName);
XmlDiffView.HtmlWriteString(writer, " ");
XmlDiffView.HtmlWriteString(writer, op2, this._changeInfo._value);
XmlDiffView.HtmlWriteString(writer, "?>");
XmlDiffView.HtmlEndCell(writer);
XmlDiffView.HtmlEndRow(writer);
}
else
{
this.DrawHtmlNoChange(writer, indent);
}
}
internal static void Equal(string file1, string file2)
{
var diffFile = @"diff.xml";
XmlTextWriter tw = new XmlTextWriter(new StreamWriter(diffFile));
tw.Formatting = Formatting.Indented;
var diff = new XmlDiff();
diff.Options = XmlDiffOptions.IgnoreWhitespace | XmlDiffOptions.IgnoreComments | XmlDiffOptions.IgnoreXmlDecl;
var result = diff.Compare(file1, file2, false, tw);
tw.Close();
if (!result)
{
//Files were not equal, so construct XmlDiffView.
XmlDiffView dv = new XmlDiffView();
//Load the original file again and the diff file.
XmlTextReader orig = new XmlTextReader(file1);
XmlTextReader diffGram = new XmlTextReader(diffFile);
dv.Load(orig, diffGram);
string tempFile = "test.htm";
StreamWriter sw1 = new StreamWriter(tempFile);
//Wrapping
sw1.Write("<html><body><table>");
sw1.Write("<tr><td><b>");
sw1.Write(file1);
sw1.Write("</b></td><td><b>");
sw1.Write(file2);
sw1.Write("</b></td></tr>");
//This gets the differences but just has the
//rows and columns of an HTML table
dv.GetHtml(sw1);
//Finish wrapping up the generated HTML and
//complete the file by putting legend in the end just like the
//online tool.
sw1.Write("<tr><td><b>Legend:</b> <font style='background-color: yellow'" +
" color='black'>added</font> <font style='background-color: red'" +
"color='black'>removed</font> <font style='background-color: " +
"lightgreen' color='black'>changed</font> " +
"<font style='background-color: red' color='blue'>moved from</font>" +
" <font style='background-color: yellow' color='blue'>moved to" +
"</font> <font style='background-color: white' color='#AAAAAA'>" + "ignored</font></td></tr>");
sw1.Write("</table></body></html>");
//HouseKeeping...close everything we dont want to lock.
sw1.Close();
orig.Close();
diffGram.Close();
Process.Start("test.htm");
}
Assert.True(result);
}
private void DrawHtmlAttributes(XmlWriter writer, int paneNo)
{
if (this._attributes == null)
{
return;
}
var data = string.Empty;
if (this._attributes._nextSibbling != null)
{
data = XmlDiffView.GetIndent(this._name.Length + 2);
}
var attr = this._attributes;
while (attr != null)
{
if (XmlDiffView.HtmlWriteToPane[(int)attr._op, paneNo])
{
if (attr == this._attributes)
{
writer.WriteString(" ");
}
else
{
writer.WriteRaw(data);
}
if (attr._op == XmlDiffViewOperation.Change)
{
if (paneNo == 0)
{
this.DrawHtmlAttributeChange(writer, attr, attr._localName, attr._prefix, attr._value);
}
else
{
this.DrawHtmlAttributeChange(writer, attr, attr._changeInfo._localName, attr._changeInfo._prefix, attr._changeInfo._value);
}
}
else
{
this.DrawHtmlAttribute(writer, attr, attr._op);
}
}
else
{
XmlDiffView.HtmlWriteEmptyString(writer);
}
attr = (XmlDiffViewAttribute)attr._nextSibbling;
if (attr != null)
{
XmlDiffView.HtmlBr(writer);
}
}
}
/// <summary>
/// Generate output text for a difference due to a change
/// to the baseline data.
/// </summary>
/// <param name="writer">output data stream</param>
/// <param name="indent">size of the indent</param>
public void DrawTextNoChange(
TextWriter writer,
int indent)
{
Debug.Assert(this.NodeType != XmlNodeType.Element && this.NodeType != XmlNodeType.Attribute);
Debug.Assert(this.Operation != XmlDiffViewOperation.Change);
//bool closeElement = OutputNavigationHtml(writer);
string xmlText = this.OuterXml;
writer.Write(XmlDiffView.IndentText(indent) +
xmlText);
}
/// <summary>
/// Generates atrributes' output data in text form
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
private void DrawTextAttributes(
TextWriter writer,
int indent)
{
if (this.Attributes != null)
{
indent += Indent.IncrementSize;
XmlDiffViewAttribute curAttr = this.Attributes;
while (curAttr != null)
{
if (curAttr == this.Attributes)
{
writer.Write(" ");
}
else
{ // put subsequent attributes on their own line
writer.Write(
writer.NewLine + XmlDiffView.IndentText(indent));
}
// The attributes could have their own
// 'add'/'remove'/'move from'/ 'move to'/match/ignore
// attribute operations so we check for that now
switch (curAttr.Operation)
{
case XmlDiffViewOperation.Change:
this.DrawTextAttributeChange(writer, curAttr);
break;
case XmlDiffViewOperation.Add:
case XmlDiffViewOperation.Ignore:
case XmlDiffViewOperation.MoveFrom:
case XmlDiffViewOperation.MoveTo:
case XmlDiffViewOperation.Remove:
case XmlDiffViewOperation.Match:
// for 'add'/'remove'/'move from'/'move to'/match
// operations write out the baseline attributes
// data.
this.DrawTextAttribute(writer, curAttr);
break;
default:
// raise exception for new type of
// difference created in XmlDiff object.
throw new ArgumentException(
"Unrecognised type of difference",
"Operation");
}
curAttr = (XmlDiffViewAttribute)curAttr.NextSibbling;
}
}
}
/// <summary>
/// Generates output data in text form for a difference due
/// to deleting data.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
/// <param name="tagStart">xml tags at start of statement</param>
/// <param name="tagEnd">xml tags at end of statement</param>
private void DrawTextNameDelete(
TextWriter writer,
int indent,
string tagStart,
string tagEnd)
{
writer.Write(XmlDiffView.IndentText(indent) +
tagStart);
if (this.Prefix != string.Empty)
{
writer.Write(this.Prefix + ":");
}
writer.Write(this.LocalName + " " + Difference.Tag +
Difference.NodeDeleted);
writer.Write(tagEnd);
}
/// <summary>
/// Generates output data in html form for a difference due to
/// a change in element name.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="localName">name of the
/// element (without the prefix)</param>
/// <param name="prefix">prefix</param>
private void DrawHtmlNameChange(
XmlWriter writer,
string localName,
string prefix)
{
if (prefix != string.Empty)
{
XmlDiffView.HtmlWriteString(
writer,
this.ignorePrefixes ? XmlDiffViewOperation.Ignore : (prefix == ChangeInformation.Prefix) ? XmlDiffViewOperation.Match : XmlDiffViewOperation.Change,
prefix + ":");
}
XmlDiffView.HtmlWriteString(
writer,
(localName == ChangeInformation.LocalName) ? XmlDiffViewOperation.Match : XmlDiffViewOperation.Change,
localName);
}
/// <summary>
/// Generates output data in text form
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
internal override void DrawText(TextWriter writer, int indent)
{
Debug.Assert(XmlNodeType.Comment == NodeType ||
XmlNodeType.CDATA == NodeType ||
XmlNodeType.Text == NodeType);
// indent the text.
writer.Write(XmlDiffView.IndentText(indent));
switch (Operation)
{
case XmlDiffViewOperation.Add:
this.DrawTextAdd(writer);
break;
case XmlDiffViewOperation.Change:
this.DrawTextChange(writer);
break;
case XmlDiffViewOperation.Ignore:
// suppress the output
break;
case XmlDiffViewOperation.Match:
DrawTextNoChange(writer, indent);
break;
case XmlDiffViewOperation.MoveFrom:
Debug.Assert(false);
break;
case XmlDiffViewOperation.MoveTo:
Debug.Assert(false);
break;
case XmlDiffViewOperation.Remove:
this.DrawTextDelete(writer);
break;
default:
Debug.Assert(false);
break;
}
}
/// <summary>
/// Generates output data in text form for a difference due
/// to moving data to a new location.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
/// <param name="tagStart">xml tags at start of statement</param>
/// <param name="tagEnd">xml tags at end of statement</param>
private void DrawTextNameMoveTo(
TextWriter writer,
int indent,
string tagStart,
string tagEnd)
{
writer.Write(XmlDiffView.IndentText(indent) +
tagStart);
if (this.Prefix == string.Empty)
{
writer.Write(this.Prefix + ":");
}
writer.Write(this.LocalName + " " +
Difference.Tag +
Difference.NodeMovedToBegin +
OperationId +
Difference.NodeMovedToEnd);
writer.Write(tagEnd);
}
/// <summary>
/// Generates output data in text form for a difference due
/// to changing existing data.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
/// <param name="tagStart">xml tags at start of statement</param>
/// <param name="tagEnd">xml tags at end of statement</param>
private void DrawTextNameChange(
TextWriter writer,
int indent,
string tagStart,
string tagEnd)
{
writer.Write(XmlDiffView.IndentText(indent) +
tagStart);
if (this.Prefix != string.Empty)
{
writer.Write(this.Prefix + ":");
}
writer.Write(Difference.Tag +
Difference.ChangeBegin +
this.LocalName +
Difference.ChangeTo +
ChangeInformation.LocalName +
Difference.ChangeEnd);
writer.Write(tagEnd);
}
/// <summary>
/// Generates output data in text form for the name of the element.
/// </summary>
/// <param name="writer">output stream</param>
/// <param name="indent">number of indentations</param>
/// <param name="tagStart">xml tags at start of statement</param>
/// <param name="tagEnd">xml tags at end of statement</param>
private void DrawTextName(
TextWriter writer,
int indent,
string tagStart,
string tagEnd)
{
if (this.Prefix != string.Empty && this.ignorePrefixes)
{
writer.Write(
XmlDiffView.IndentText(indent) +
tagStart +
this.Prefix + ":" +
this.LocalName + tagEnd);
}
else
{
writer.Write(XmlDiffView.IndentText(indent) +
tagStart + this.Name + tagEnd);
}
}
public void GrHtm(XmlDiffView dv, string Dts, string Srv, string Cls)
{
string msg;
StringBuilder msgHtm = new StringBuilder();
//
HTMFile = startupPath + Path.DirectorySeparatorChar + Dts + "_" + Cls + "_" + Srv + "_diff" + r.Next() + ".htm";
StreamWriter sw1 = new StreamWriter(HTMFile);
// Escreve o HTML com as diferenças para analise do LeHtm...
// Cabecalho
msg = "<html><body><table width='100%'>";
msgHtm.Append(msg);
sw1.Write(msg);
// Legenda
msg = "<tr><td colspan='2' align='center'><b>" + Cls + "_" + Srv +
" - Legenda:</b> <font style='background-color: yellow'" +
" color='black'>adicionado</font> <font style='background-color: red'" +
" color='black'>removido</font> <font style='background-color: " +
"lightgreen' color='black'>alterado</font> " +
"<font style='background-color: red' color='blue'>movido Ini</font>" +
" <font style='background-color: yellow' color='blue'>movido Fim" +
"</font> <font style='background-color: white' color='#AAAAAA'>" +
"ignorado</font></td></tr>";
msgHtm.Append(msg);
sw1.Write(msg);
// Arquivos comparados...
msg = "<tr><td><b> File Name : ";
msgHtm.Append(msg);
sw1.Write(msg);
//
msg = Dts.Substring(1,11);
msgHtm.Append(msg);
sw1.Write(msg);
//
msg = "</b></td><td><b> File Name : ";
msgHtm.Append(msg);
sw1.Write(msg);
//
msg = Dts.Substring(13,11);
msgHtm.Append(msg);
sw1.Write(msg);
//
msg = "</b></td></tr>";
msgHtm.Append(msg);
sw1.Write(msg);
// This gets the differences but just has the
//rows and columns of an HTML table
dv.GetHtml(sw1);
// Finaliza o HTML
msg = "</table></body></html>";
msgHtm.Append(msg);
sw1.Write(msg);
// Fecha arquivos
sw1.Close();
dv = null;
}
static void Main( string[] args )
{
try {
int curArgIndex = 0;
bool bFragment = false;
// decode options
XmlDiffOptions options = XmlDiffOptions.None;
string optionsString = string.Empty;
while ( curArgIndex < args.Length &&
( args[curArgIndex][0] == '/' || args[curArgIndex][0] == '-' ) ) {
if ( args[curArgIndex].Length != 2 ) {
System.Console.Write( "Invalid option: " + args[curArgIndex] + "\n" );
return;
}
switch ( args[curArgIndex][1] ) {
case '?':
WriteUsage();
return;
case 'o':
options |= XmlDiffOptions.IgnoreChildOrder;
break;
case 'c':
options |= XmlDiffOptions.IgnoreComments;
break;
case 'p':
options |= XmlDiffOptions.IgnorePI;
break;
case 'w':
options |= XmlDiffOptions.IgnoreWhitespace;
break;
case 'n':
options |= XmlDiffOptions.IgnoreNamespaces;
break;
case 'r':
options |= XmlDiffOptions.IgnorePrefixes;
break;
case 'x':
options |= XmlDiffOptions.IgnoreXmlDecl;
break;
case 'd':
options |= XmlDiffOptions.IgnoreDtd;
break;
case 'f':
bFragment = true;
break;
default:
System.Console.Write( "Invalid option: " + args[curArgIndex] + "\n" );
return;
}
optionsString += args[curArgIndex][1];
curArgIndex++;
}
if ( args.Length - curArgIndex < 3 ) {
WriteUsage();
return;
}
bool includeIngnore = (args.Length - curArgIndex > 3);
string sourceXmlFile = args[curArgIndex];
string changedXmlFile = args[curArgIndex+1];
string resultHtmlViewFile = args[curArgIndex+2];
string diffgramFile = args[curArgIndex + 3];
string ignoreFile = includeIngnore ? args[curArgIndex + 4] : null;
MemoryStream diffgram = new MemoryStream();
XmlTextWriter diffgramWriter = new XmlTextWriter( new StreamWriter( diffgram ) );
var msg = "Comparing " + sourceXmlFile + " to " + changedXmlFile + " using ignore config " + ignoreFile;
log.Info(msg);
Console.WriteLine(msg);
XmlDiff xmlDiff = new XmlDiff( options );
bool bIdentical = true;
try
{
bIdentical = xmlDiff.Compare(sourceXmlFile, changedXmlFile, bFragment, diffgramWriter, ignoreFile);
}
catch (Exception e)
{
log.Error(e.Message, e);
Console.WriteLine(e.Message);
return;
}
msg = "Files compared " + (bIdentical ? "identical." : "different.");
log.Info(msg);
Console.WriteLine(msg);
msg = "Generating " + resultHtmlViewFile + " view file";
log.Info(msg);
Console.WriteLine(msg);
TextWriter resultHtml = new StreamWriter( new FileStream( resultHtmlViewFile, FileMode.Create, FileAccess.Write ));
resultHtml.WriteLine( "<html><head>");
resultHtml.WriteLine( "<style TYPE='text/css' MEDIA='screen'>");
resultHtml.Write( "<!-- td { font-family: Courier New; font-size:14; } " +
"th { font-family: Arial; } " +
"p { font-family: Arial; } -->" );
resultHtml.WriteLine( "</style></head>" );
resultHtml.WriteLine( "<body><h3 style='font-family:Arial'>XmlDiff view</h3><table border='0'><tr><td><table border='0'>" );
resultHtml.WriteLine( "<tr><th>" + sourceXmlFile + "</th><th>" +
changedXmlFile + "</th></tr>" +
"<tr><td colspan=2><hr size=1></td></tr>" );
if ( bIdentical ) {
resultHtml.WriteLine( "<tr><td colspan='2' align='middle'>Files are identical.</td></tr>" );
}
else {
resultHtml.WriteLine( "<tr><td colspan='2' align='middle'>Files are different.</td></tr>" );
}
diffgram.Seek( 0,SeekOrigin.Begin );
Microsoft.XmlDiffPatch.XmlDiffView xmlDiffView = new Microsoft.XmlDiffPatch.XmlDiffView();
XmlTextReader sourceReader;
if ( bFragment ) {
NameTable nt = new NameTable();
sourceReader = new XmlTextReader( new FileStream( sourceXmlFile, FileMode.Open, FileAccess.Read ),
XmlNodeType.Element,
new XmlParserContext( nt, new XmlNamespaceManager( nt ),
string.Empty, XmlSpace.Default ) );
}
else {
sourceReader = new XmlTextReader( sourceXmlFile );
}
sourceReader.XmlResolver = null;
xmlDiffView.Load( sourceReader, new XmlTextReader( diffgram ) );
xmlDiffView.GetHtml( resultHtml );
resultHtml.WriteLine( "</table></table></body></html>" );
resultHtml.Close();
msg = resultHtmlViewFile + " saved successfully.";
log.Info(msg);
Console.WriteLine(msg);
msg = "saving diffgram file";
log.Info(msg);
Console.WriteLine(msg);
using (FileStream file = new FileStream(diffgramFile, FileMode.Create, FileAccess.Write))
{
diffgram.WriteTo(file);
}
msg = "diffgram file saved to " + diffgramFile;
log.Info(msg);
Console.WriteLine(msg);
}
catch ( Exception e ) {
log.Error(e.Message, e);
Console.WriteLine( "Error: " + e.Message );
}
if ( System.Diagnostics.Debugger.IsAttached )
{
Console.Write( "\nPress enter...\n" );
Console.Read();
}
}
private static string GetHtmlDiff(string sourceXml, string diffgram)
{
var diffView = new XmlDiffView();
diffView.Load(
XmlReader.Create(new StringReader(sourceXml)),
XmlReader.Create(new StringReader(diffgram)));
var builder = new StringBuilder();
builder.Append("<html><body><table>");
diffView.GetHtml(new StringWriter(builder));
builder.Append("</table></body></html>");
return builder.ToString();
}
public bool XmlDiffHtm(string source, string target, string intervalo, string server, string classe)
{
// Randomiza para criar arquivos unicos de comparação
r = new Random();
bool isEqual = false;
//Pega o usuário logado...
MembershipUser currentUser = Membership.GetUser();
//output diff file.
startupPath = ConfigurationManager.AppSettings["XMLData"] + "\\RPTs";
diffFile = startupPath + Path.DirectorySeparatorChar + "vxd" + r.Next() + ".out";
//
XmlTextWriter tw = new XmlTextWriter(new StreamWriter(diffFile));
tw.Formatting = Formatting.Indented;
try
{
XmlReader expected = XmlReader.Create(new StringReader(target));
XmlReader actual = XmlReader.Create(new StringReader(source));
XmlDiff diff = new XmlDiff( XmlDiffOptions.IgnoreChildOrder |
XmlDiffOptions.IgnoreComments |
XmlDiffOptions.IgnoreXmlDecl |
XmlDiffOptions.IgnoreWhitespace);
isEqual = diff.Compare(actual, expected, tw);
tw.Close();
//-----------------------------------------------------------------
// Cria a comparação dos XMLs...
XmlDiffView dv = new XmlDiffView();
// Carrega o arquivo orig = source + o arquivo XML das Diff...
XmlTextReader orig = new XmlTextReader(new StringReader(source)); //source
XmlTextReader diffGram = new XmlTextReader(diffFile);
dv.Load(orig,
diffGram);
orig.Close();
diffGram.Close();
// Chama a função para gravar e formatar o conteudo + diff em HTM...
if (!isEqual)
{ GrHtm(dv, intervalo, server, classe); }
//
return isEqual;
}
catch (XmlException xe)
{
divMessage.InnerHtml = "<span id='msg' style='color:#FF3300;font-size:Smaller;font-weight:bold;'>Ocorreu um erro de Comparação - " + xe.StackTrace + "</span>";
return isEqual;
}
}
private void DoCompare(string changed)
{
CleanupTempFiles();
XmlDocument original = this.model.Document;
XmlDocument doc = new XmlDocument();
XmlReaderSettings settings = model.GetReaderSettings();
using (XmlReader reader = XmlReader.Create(changed, settings)) {
doc.Load(reader);
}
string startupPath = Application.StartupPath;
//output diff file.
string diffFile = Path.Combine(Path.GetTempPath(),
Path.GetFileNameWithoutExtension(Path.GetRandomFileName()) + ".xml");
this.tempFiles.AddFile(diffFile, false);
bool isEqual = false;
XmlTextWriter diffWriter = new XmlTextWriter(diffFile, Encoding.UTF8);
diffWriter.Formatting = Formatting.Indented;
using (diffWriter) {
XmlDiff diff = new XmlDiff();
isEqual = diff.Compare(original, doc, diffWriter);
diff.Options = XmlDiffOptions.None;
}
if (isEqual) {
//This means the files were identical for given options.
MessageBox.Show(this, SR.FilesAreIdenticalPrompt, SR.FilesAreIdenticalCaption,
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
string tempFile = Path.Combine(Path.GetTempPath(),
Path.GetFileNameWithoutExtension(Path.GetRandomFileName()) + ".htm");
tempFiles.AddFile(tempFile, false);
using (XmlReader diffGram = XmlReader.Create(diffFile, settings)) {
XmlDiffView diffView = new XmlDiffView();
diffView.Load(new XmlNodeReader(original), diffGram);
using (TextWriter htmlWriter = new StreamWriter(tempFile)) {
SideBySideXmlNotepadHeader(this.model.FileName, changed, htmlWriter);
diffView.GetHtml(htmlWriter);
}
}
/*
Uri uri = new Uri(tempFile);
WebBrowserForm browserForm = new WebBrowserForm(uri, "XmlDiff");
browserForm.Show();
*/
}
public void GenerateOutput(BuildItem buildItem, Stream outputStream, IDictionary<string, Stream> inputFormatStreams, string defaultNamespace)
{
outputStream = new UncloseableStream(outputStream);
Stream undeadOial = inputFormatStreams["UndeadOIAL"];
Stream liveOial = inputFormatStreams["LiveOIAL"];
XmlDiff xmlDiff = new XmlDiff(XmlDiffOptions.IgnoreComments | XmlDiffOptions.IgnoreXmlDecl | XmlDiffOptions.IgnorePrefixes);
xmlDiff.Algorithm = XmlDiffAlgorithm.Precise;
bool identical = false;
MemoryStream diffgram = new MemoryStream(8192);
using (XmlWriter diffgramWriter = XmlWriter.Create(diffgram))
{
try
{
using (XmlReader undeadReader = XmlReader.Create(undeadOial, XmlReaderSettings), liveReader = XmlReader.Create(liveOial, XmlReaderSettings))
{
identical = xmlDiff.Compare(undeadReader, liveReader, diffgramWriter);
}
}
finally
{
undeadOial.Seek(0, SeekOrigin.Begin);
liveOial.Seek(0, SeekOrigin.Begin);
}
}
// Files have been compared, and the diff has been written to the diffgramwriter.
TextWriter resultHtml = new StreamWriter(outputStream);
resultHtml.WriteLine("<html><head>");
resultHtml.WriteLine("<style TYPE='text/css' MEDIA='screen'>");
resultHtml.Write("<!-- td { font-family: Courier New; font-size:14; } " +
"th { font-family: Arial; } " +
"p { font-family: Arial; } -->");
resultHtml.WriteLine("</style></head>");
resultHtml.WriteLine("<body><h3 style='font-family:Arial'>XmlDiff view</h3><table border='0'><tr><td><table border='0'>");
resultHtml.WriteLine("<tr><th>Undead OIAL</th><th>Live OIAL</th></tr>" +
"<tr><td colspan=2><hr size=1></td></tr>");
if (identical)
{
resultHtml.WriteLine("<tr><td colspan='2' align='middle'>Files are identical.</td></tr>");
}
else
{
resultHtml.WriteLine("<tr><td colspan='2' align='middle'>Files are different.</td></tr>");
}
diffgram.Seek(0, SeekOrigin.Begin);
XmlDiffView xmlDiffView = new XmlDiffView();
XmlTextReader sourceReader = new XmlTextReader(undeadOial);
sourceReader.XmlResolver = null;
xmlDiffView.Load(sourceReader, new XmlTextReader(diffgram));
xmlDiffView.GetHtml(resultHtml);
resultHtml.WriteLine("</table></table></body></html>");
resultHtml.Flush();
resultHtml.Close();
}
/// <summary>
/// compares two xml data sources as xml strings
/// </summary>
/// <param name="querySource">the SQL query text for the source</param>
/// <param name="queryTarget">the SQL query text for the target</param>
/// <param name="connectionSource">The sql connection object for the source</param>
/// <param name="connectionTarget">The sql connection object for the target</param>
/// <param name="asTextFile"></param>
/// <returns></returns>
public static string CompareData(string querySource, string queryTarget, SqlConnection connectionSource, SqlConnection connectionTarget, bool asTextFile)
{
bool isEqual = false;
string tempFile = "TableDiffReport.html";
string sourceName = querySource.Replace("select * from ", "").Split(' ')[0].Replace("\\", "_").Replace(":", "-") + ".xml";
string targetName = queryTarget.Replace("select * from ", "").Split(' ')[0].Replace("\\", "_").Replace(":", "-") + ".xml";
//output diff file.
string diffFile = sourceName.Replace(".xml", "") + "_DIFF_" + targetName;
XmlDiffOptions xdo = XmlDiffOptions.IgnoreWhitespace | XmlDiffOptions.IgnoreComments | XmlDiffOptions.IgnoreChildOrder | XmlDiffOptions.IgnoreNamespaces | XmlDiffOptions.IgnorePI;
XmlDocument original = new XmlDocument();
original.LoadXml(GetXMLData(querySource, connectionSource));
original.Save(sourceName);
XmlDocument doc = new XmlDocument();
doc.LoadXml(GetXMLData(queryTarget, connectionTarget));
doc.Save(targetName);
if (asTextFile)
{
XmlDiffView diffView = new XmlDiffView();
diffView.DifferencesAsFormattedText(sourceName, targetName, diffFile.Replace(".xml", "") + ".txt", false, xdo);
diffView = null;
return diffFile.Replace(".xml", "") + ".txt";
}
else
{
XmlTextWriter diffWriter = new XmlTextWriter(diffFile, Encoding.UTF8);
diffWriter.Formatting = Formatting.Indented;
using (diffWriter)
{
XmlDiff diff = new XmlDiff();
isEqual = diff.Compare(original, doc, diffWriter);
diff.Options = xdo;
}
if (isEqual)
{
//This means the files were identical for given options.
MessageBox.Show("Tables are identical", "Identical",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return string.Empty;
}
using (XmlReader diffGram = XmlReader.Create(diffFile))
{
XmlDiffView diffView = new XmlDiffView();
diffView.Load(new XmlNodeReader(original), diffGram);
using (TextWriter htmlWriter = new StreamWriter(tempFile))
{
SideBySideXmlNotepadHeader(sourceName, targetName, htmlWriter);
diffView.GetHtml(htmlWriter);
}
diffView = null;
}
}
return tempFile;
}
public void DoCompare(string file1, string file2)
{
Random r = new Random();
//to randomize the output files and hence allow
//us to generate multiple files for the same pair
//of comparisons.
string tempPath = Path.GetTempPath();
//output diff file.
diffFile = tempPath + Path.DirectorySeparatorChar + "vxd.out";
XmlTextWriter tw = new XmlTextWriter( new StreamWriter( diffFile ) );
tw.Formatting = Formatting.Indented;
//This method sets the diff.Options property.
SetDiffOptions();
bool isEqual = false;
//Now compare the two files.
try
{
isEqual = diff.Compare( file1, file2, compareFragments, tw);
}
catch ( XmlException xe )
{
MessageBox.Show( "An exception occured while comparing\n" + xe.StackTrace );
}
finally
{
tw.Close();
}
if ( isEqual )
{
//This means the files were identical for given options.
MessageBox.Show ( "Files Identical for the given options");
return; //dont need to show the differences.
}
//Files were not equal, so construct XmlDiffView.
XmlDiffView dv = new XmlDiffView();
//Load the original file again and the diff file.
XmlTextReader orig = new XmlTextReader( file1 );
XmlTextReader diffGram = new XmlTextReader( diffFile );
dv.Load( orig,
diffGram );
//Wrap the HTML file with necessary html and
//body tags and prepare it before passing it to the GetHtml method.
string tempFile = tempPath + "diff" + r.Next() + ".htm";
StreamWriter sw1 = new StreamWriter( tempFile );
sw1.Write("<html><body><table width='100%'>");
//Write Legend.
sw1.Write("<tr><td colspan='2' align='center'><b>Legend:</b> <font style='background-color: yellow'" +
" color='black'>added</font> <font style='background-color: red'"+
" color='black'>removed</font> <font style='background-color: "+
"lightgreen' color='black'>changed</font> "+
"<font style='background-color: red' color='blue'>moved from</font>"+
" <font style='background-color: yellow' color='blue'>moved to"+
"</font> <font style='background-color: white' color='#AAAAAA'>"+
"ignored</font></td></tr>");
sw1.Write("<tr><td><b> File Name : ");
sw1.Write(textBox1.Text);
sw1.Write("</b></td><td><b> File Name : ");
sw1.Write(textBox2.Text);
sw1.Write("</b></td></tr>");
//This gets the differences but just has the
//rows and columns of an HTML table
dv.GetHtml( sw1 );
//Finish wrapping up the generated HTML and complete the file.
sw1.Write("</table></body></html>");
//HouseKeeping...close everything we dont want to lock.
sw1.Close();
dv = null;
orig.Close();
diffGram.Close();
File.Delete ( diffFile );
//Open the IE Control window and pass it the HTML file we created.
Browser b = new Browser( tempFile );
b.Show(); //Display it!
//Done!
}
private string CreateDiffAsHtml(string expectationFile, string diffFile)
{
var xmlDiffView = new XmlDiffView();
using (var expectationFileReader = new XmlTextReader(expectationFile))
using (var diffFileReader = new XmlTextReader(diffFile))
{
xmlDiffView.Load(expectationFileReader, diffFileReader);
}
var htmlContent = new StringBuilder();
var xmlDiffWriter = new StringWriter(htmlContent);
xmlDiffWriter.Write("<html><body><table width='100%'><tr><th>Expected</th><th>Actual</th></tr>");
xmlDiffView.GetHtml(xmlDiffWriter);
xmlDiffWriter.Write("</table></body></html>");
return htmlContent.ToString();
}
