/// <summary>
/// Convert a Word file to PDF
/// </summary>
/// <param name="inputFile">Full path of the input Word file</param>
/// <param name="outputFile">Full path of the output PDF</param>
/// <returns></returns>
public static new int Convert(String inputFile, String outputFile, Hashtable options)
{
Boolean running = (Boolean)options["noquit"];
Microsoft.Office.Interop.Word.Application word = null;
object oMissing = System.Reflection.Missing.Value;
Microsoft.Office.Interop.Word.Template tmpl;
String temporaryStorageDir = null;
float wordVersion = 0;
List <AppOption> wordOptionList = new List <AppOption>();
try
{
String filename = (String)inputFile;
Boolean hasSignatures = WordConverter.hasDigitalSignatures(filename);
Boolean visible = !(Boolean)options["hidden"];
Boolean openAndRepair = !(Boolean)options["word_no_repair"];
Boolean nowrite = (Boolean)options["readonly"];
Boolean includeProps = !(Boolean)options["excludeprops"];
Boolean includeTags = !(Boolean)options["excludetags"];
Boolean bitmapMissingFonts = !(Boolean)options["word_ref_fonts"];
Boolean autosave = options.ContainsKey("IsTempWord") && (Boolean)options["IsTempWord"];
bool pdfa = (Boolean)options["pdfa"] ? true : false;
String writePassword = "";
String readPassword = "";
int maxPages = 0;
WdExportOptimizeFor quality = WdExportOptimizeFor.wdExportOptimizeForPrint;
WdExportItem showMarkup = WdExportItem.wdExportDocumentContent;
WdExportCreateBookmarks bookmarks = (Boolean)options["bookmarks"] ?
WdExportCreateBookmarks.wdExportCreateHeadingBookmarks :
WdExportCreateBookmarks.wdExportCreateNoBookmarks;
Microsoft.Office.Interop.Word.Options wdOptions = null;
Microsoft.Office.Interop.Word.Documents documents = null;
Microsoft.Office.Interop.Word.Template normalTemplate = null;
tmpl = null;
try
{
word = (Microsoft.Office.Interop.Word.Application)Marshal.GetActiveObject("Word.Application");
}
catch (System.Exception)
{
int tries = 10;
word = new Microsoft.Office.Interop.Word.Application();
running = false;
while (tries > 0)
{
try
{
// Try to set a property on the object
word.ScreenUpdating = false;
}
catch (COMException)
{
// Decrement the number of tries and have a bit of a snooze
tries--;
Thread.Sleep(500);
continue;
}
// Looks ok, so bail out of the loop
break;
}
if (tries == 0)
{
Converter.releaseCOMObject(word);
return((int)ExitCode.ApplicationError);
}
}
wdOptions = word.Options;
word.DisplayAlerts = WdAlertLevel.wdAlertsNone;
// Issue #48 - we should allow control over whether the history is lost
if (!(Boolean)options["word_keep_history"])
{
word.DisplayRecentFiles = false;
}
word.DisplayDocumentInformationPanel = false;
word.FeatureInstall = Microsoft.Office.Core.MsoFeatureInstall.msoFeatureInstallNone;
wordVersion = (float)System.Convert.ToDecimal(word.Version, new CultureInfo("en-US"));
// Set the Word options in a way that allows us to reset the options when we finish
try
{
wordOptionList.Add(new AppOption("AlertIfNotDefault", false, ref wdOptions));
wordOptionList.Add(new AppOption("AllowReadingMode", false, ref wdOptions));
wordOptionList.Add(new AppOption("PrecisePositioning", true, ref wdOptions));
wordOptionList.Add(new AppOption("UpdateFieldsAtPrint", false, ref wdOptions));
wordOptionList.Add(new AppOption("UpdateLinksAtPrint", false, ref wdOptions));
wordOptionList.Add(new AppOption("UpdateLinksAtOpen", false, ref wdOptions));
wordOptionList.Add(new AppOption("UpdateFieldsWithTrackedChangesAtPrint", false, ref wdOptions));
wordOptionList.Add(new AppOption("WarnBeforeSavingPrintingSendingMarkup", false, ref wdOptions));
wordOptionList.Add(new AppOption("BackgroundSave", true, ref wdOptions));
wordOptionList.Add(new AppOption("SavePropertiesPrompt", false, ref wdOptions));
wordOptionList.Add(new AppOption("DoNotPromptForConvert", true, ref wdOptions));
wordOptionList.Add(new AppOption("PromptUpdateStyle", false, ref wdOptions));
wordOptionList.Add(new AppOption("ConfirmConversions", false, ref wdOptions));
wordOptionList.Add(new AppOption("CheckGrammarAsYouType", false, ref wdOptions));
wordOptionList.Add(new AppOption("CheckGrammarWithSpelling", false, ref wdOptions));
wordOptionList.Add(new AppOption("CheckSpellingAsYouType", false, ref wdOptions));
wordOptionList.Add(new AppOption("DisplaySmartTagButtons", false, ref wdOptions));
wordOptionList.Add(new AppOption("EnableLivePreview", false, ref wdOptions));
wordOptionList.Add(new AppOption("ShowReadabilityStatistics", false, ref wdOptions));
wordOptionList.Add(new AppOption("SuggestSpellingCorrections", false, ref wdOptions));
wordOptionList.Add(new AppOption("AllowDragAndDrop", false, ref wdOptions));
wordOptionList.Add(new AppOption("EnableMisusedWordsDictionary", false, ref wdOptions));
wordOptionList.Add(new AppOption("ShowFormatError", false, ref wdOptions));
wordOptionList.Add(new AppOption("StoreRSIDOnSave", false, ref wdOptions));
wordOptionList.Add(new AppOption("SaveNormalPrompt", false, ref wdOptions));
wordOptionList.Add(new AppOption("AllowFastSave", false, ref wdOptions));
wordOptionList.Add(new AppOption("BackgroundOpen", false, ref wdOptions));
wordOptionList.Add(new AppOption("ShowMarkupOpenSave", false, ref wdOptions));
wordOptionList.Add(new AppOption("SaveInterval", 0, ref wdOptions));
}
catch (SystemException)
{
}
// Set up the PDF output quality
if ((Boolean)options["print"])
{
quality = WdExportOptimizeFor.wdExportOptimizeForPrint;
}
if ((Boolean)options["screen"])
{
quality = WdExportOptimizeFor.wdExportOptimizeForOnScreen;
}
if ((Boolean)options["markup"])
{
showMarkup = WdExportItem.wdExportDocumentWithMarkup;
}
if (!String.IsNullOrEmpty((String)options["password"]))
{
readPassword = (String)options["password"];
}
if (!String.IsNullOrEmpty((String)options["writepassword"]))
{
writePassword = (String)options["writepassword"];
}
// Large Word files may simply not print reliably - if the word_max_pages
// configuration option is set, then we must close up and forget about
// converting the file.
maxPages = (int)options[@"word_max_pages"];
documents = word.Documents;
normalTemplate = word.NormalTemplate;
// Check for password protection and no password
if (Converter.IsPasswordProtected(inputFile) && String.IsNullOrEmpty(readPassword))
{
normalTemplate.Saved = true;
Console.WriteLine("Unable to open password protected file");
return((int)ExitCode.PasswordFailure);
}
// Having signatures means we should open the document very carefully
if (hasSignatures)
{
nowrite = true;
autosave = false;
openAndRepair = false;
}
Microsoft.Office.Interop.Word.Document doc = null;
try
{
if ((bool)options["merge"] && !String.IsNullOrEmpty((string)options["template"]) &&
File.Exists((string)options["template"]) &&
System.Text.RegularExpressions.Regex.IsMatch((string)options["template"], @"^.*\.dot[mx]?$", System.Text.RegularExpressions.RegexOptions.IgnoreCase))
{
// Create a new document based on a template
doc = documents.Add((string)options["template"]);
Object rStart = 0;
Object rEnd = 0;
Range range = doc.Range(rStart, rEnd);
range.InsertFile(inputFile);
Converter.releaseCOMObject(range);
// Make sure we save the file with the original filename so
// filename fields update correctly
temporaryStorageDir = Path.GetTempFileName();
File.Delete(temporaryStorageDir);
Directory.CreateDirectory(temporaryStorageDir);
doc.SaveAs(Path.Combine(temporaryStorageDir, Path.GetFileName(inputFile)));
}
else
{
// Open the source document
doc = documents.OpenNoRepairDialog(FileName: filename, ReadOnly: nowrite, PasswordDocument: readPassword, WritePasswordDocument: writePassword, Visible: visible, OpenAndRepair: openAndRepair);
}
}
catch (System.Runtime.InteropServices.COMException)
{
Console.WriteLine("Unable to open file");
return((int)ExitCode.FileOpenFailure);
}
// Check if there are signatures in the document which changes how we do things
if (hasSignatures)
{
// Add in a delay to allow signatures to load
Thread.Sleep(500);
}
else
{
Microsoft.Office.Interop.Word.Window docWin = null;
Microsoft.Office.Interop.Word.View docWinView = null;
doc.Activate();
// Check if there are too many pages
if (maxPages > 0)
{
var pageCount = doc.ComputeStatistics(WdStatistic.wdStatisticPages, false);
doc.Saved = true;
if (pageCount > maxPages)
{
throw new Exception(String.Format("Too many pages to process ({0}). More than {1}", pageCount, maxPages));
}
}
// Prevent "property not available" errors, see http://blogs.msmvps.com/wordmeister/2013/02/22/word2013bug-not-available-for-reading/
docWin = doc.ActiveWindow;
docWinView = docWin.View;
if (wordVersion >= 15)
{
docWinView.ReadingLayout = false;
}
// Sometimes the print view will not be available (e.g. for a blog post)
// Try and switch view
try
{
docWinView.Type = WdViewType.wdPrintPreview;
}
catch (Exception) { }
// Hide comments
try
{
docWinView.RevisionsView = WdRevisionsView.wdRevisionsViewFinal;
docWinView.ShowRevisionsAndComments = false;
}
catch (SystemException) { }
// Try to avoid Word thinking any changes are happening to the document
doc.SpellingChecked = true;
doc.GrammarChecked = true;
// Changing these properties may be disallowed if the document is protected
// and is not signed
if (doc.ProtectionType == WdProtectionType.wdNoProtection && !hasSignatures)
{
if (autosave)
{
doc.Save(); doc.Saved = true;
}
doc.TrackMoves = false;
doc.TrackRevisions = false;
doc.TrackFormatting = false;
}
normalTemplate.Saved = true;
// Hide the document window if need be
if ((Boolean)options["hidden"])
{
var activeWin = word.ActiveWindow;
activeWin.Visible = false;
activeWin.WindowState = WdWindowState.wdWindowStateMinimize;
Converter.releaseCOMObject(activeWin);
}
// Check if we have a template file to apply to this document
// The template must be a file and must end in .dot, .dotx or .dotm
if (!String.IsNullOrEmpty((String)options["template"]) && !(bool)options["merge"])
{
string template = (string)options["template"];
if (File.Exists(template) && System.Text.RegularExpressions.Regex.IsMatch(template, @"^.*\.dot[mx]?$"))
{
doc.set_AttachedTemplate(template);
doc.UpdateStyles();
tmpl = doc.get_AttachedTemplate();
}
else
{
Console.WriteLine("Invalid template '{0}'", template);
}
}
// See if we have to update fields
if (!(Boolean)options["word_no_field_update"])
{
updateDocumentFields(doc, word, inputFile, options);
}
var pageSetup = doc.PageSetup;
if ((float)options["word_header_dist"] >= 0)
{
pageSetup.HeaderDistance = (float)options["word_header_dist"];
}
if ((float)options["word_footer_dist"] >= 0)
{
pageSetup.FooterDistance = (float)options["word_footer_dist"];
}
Converter.releaseCOMObject(pageSetup);
try
{
// Make sure we are not in a header footer view
docWinView.SeekView = WdSeekView.wdSeekPrimaryHeader;
docWinView.SeekView = WdSeekView.wdSeekPrimaryFooter;
docWinView.SeekView = WdSeekView.wdSeekMainDocument;
}
catch (Exception)
{
// We might fail when switching views
}
normalTemplate.Saved = true;
if (autosave)
{
doc.Save();
}
doc.Saved = true;
Converter.releaseCOMObject(docWinView);
Converter.releaseCOMObject(docWin);
}
doc.ExportAsFixedFormat(outputFile, WdExportFormat.wdExportFormatPDF, false,
quality, WdExportRange.wdExportAllDocument,
1, 1, showMarkup, includeProps, true, bookmarks, includeTags, bitmapMissingFonts, pdfa);
if (tmpl != null)
{
tmpl.Saved = true;
}
object saveChanges = autosave? WdSaveOptions.wdSaveChanges : WdSaveOptions.wdDoNotSaveChanges;
if (nowrite)
{
doc.Saved = true;
}
normalTemplate.Saved = true;
((_Document)doc).Close(ref saveChanges, ref oMissing, ref oMissing);
// Reset options
foreach (AppOption opt in wordOptionList)
{
opt.resetValue(ref wdOptions);
}
Converter.releaseCOMObject(wdOptions);
Converter.releaseCOMObject(documents);
Converter.releaseCOMObject(doc);
Converter.releaseCOMObject(tmpl);
Converter.releaseCOMObject(normalTemplate);
return((int)ExitCode.Success);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
return((int)ExitCode.UnknownError);
}
finally
{
if (temporaryStorageDir != null && Directory.Exists(temporaryStorageDir))
{
try
{
if (File.Exists(Path.Combine(temporaryStorageDir, Path.GetFileName(inputFile))))
{
File.Delete(Path.Combine(temporaryStorageDir, Path.GetFileName(inputFile)));
}
Directory.Delete(temporaryStorageDir);
}
catch (Exception) { }
}
if (word != null && !running)
{
closeWordApplication(word);
}
Converter.releaseCOMObject(word);
}
}