/// <summary>
/// Compare two word documnet
/// </summary>
/// <param name="wordDocDataRef"></param>
/// <param name="RefFormat"></param>
/// <param name="wordDocDataComp"></param>
/// <param name="CompFormat"></param>
/// <returns></returns>
public static XpsDocument CompareWordDocument(byte[] wordDocDataRef, OfficeDocuFormat RefFormat, byte[] wordDocDataComp, OfficeDocuFormat CompFormat)
{
string resDocPath = String.Empty;
string pathRef = String.Empty;
string pathComp = String.Empty;
string pathRes = String.Empty;
string pathXps = String.Empty;
if (RefFormat == OfficeDocuFormat.docx)
{
pathRef = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".docx");
}
else if (RefFormat == OfficeDocuFormat.doc)
{
pathRef = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".doc");
}
else
{
throw new Exception("wrong format.");
}
if (CompFormat == OfficeDocuFormat.docx)
{
pathComp = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".docx");
}
else if (CompFormat == OfficeDocuFormat.doc)
{
pathComp = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".doc");
}
else
{
throw new Exception("wrong format.");
}
pathXps = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".xps");
pathRes = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".docx");
pathRef = System.IO.Path.GetFullPath(pathRef);
pathComp = System.IO.Path.GetFullPath(pathComp);
pathXps = System.IO.Path.GetFullPath(pathXps);
pathRes = System.IO.Path.GetFullPath(pathRes);
try
{
using (FileStream fs = new FileStream(pathRef, FileMode.Create, FileAccess.ReadWrite))
{
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(wordDocDataRef);
bw.Close();
}
using (FileStream fs = new FileStream(pathComp, FileMode.Create, FileAccess.ReadWrite))
{
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(wordDocDataComp);
bw.Close();
}
}
catch (Exception ex)
{
throw ex;
}
// Create a WordApplication and host word document
Word.Application wordApp = new Microsoft.Office.Interop.Word.Application()
{
Visible = false
};
XpsDocument result = null;
try
{
wordApp.Documents.Open(pathRef);
// To Invisible the word document
wordApp.Application.Visible = false;
// Minimize the opened word document
wordApp.WindowState = Word.WdWindowState.wdWindowStateMinimize;
Word.Document doc = wordApp.ActiveDocument;
doc.Compare(pathComp);
doc.Close(Word.WdSaveOptions.wdDoNotSaveChanges);
doc = wordApp.ActiveDocument;
doc.SaveAs(pathRes, Word.WdSaveFormat.wdFormatXMLDocument);
doc.Close(Word.WdSaveOptions.wdDoNotSaveChanges);
wordApp.Documents.Open(pathRes);
doc = wordApp.ActiveDocument;
doc.SaveAs(pathXps, Word.WdSaveFormat.wdFormatXPS);
result = new XpsDocument(pathXps, FileAccess.Read);
}
catch (Exception ex)
{
throw ex;
}
finally
{
wordApp.Documents.Close(Word.WdSaveOptions.wdDoNotSaveChanges);
((Word._Application)wordApp).Quit(Word.WdSaveOptions.wdDoNotSaveChanges);
}
return(result);
}
/// <summary>
/// Show a Word document in DocumentViewer control.
/// </summary>
/// <param name="viewer">DocumentViewer</param>
/// <param name="wordDoc">Word document data</param>
/// <param name="format">Document format</param>
public static void DisplayWordDocument(DocumentViewer viewer, byte[] wordDoc, OfficeDocuFormat format)
{
if (wordDoc == null)
{
return;
}
string wordDocxPath = String.Empty;
if (format == OfficeDocuFormat.docx)
{
wordDocxPath = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".docx");
}
else if (format == OfficeDocuFormat.doc)
{
wordDocxPath = string.Concat(m_tempPoolPath, Guid.NewGuid().ToString(), ".doc");
}
else
{
throw new Exception("wrong format.");
}
wordDocxPath = System.IO.Path.GetFullPath(wordDocxPath);
try
{
using (FileStream fs = new FileStream(wordDocxPath, FileMode.Create, FileAccess.ReadWrite))
{
BinaryWriter bw = new BinaryWriter(fs);
bw.Write(wordDoc);
bw.Close();
}
DisplayWordDocument(viewer, wordDocxPath);
}
catch (Exception ex)
{
throw ex;
}
}
