public int Convert(string inputFile, ref string outputFile)
{
if (!_initialized)
{
throw new Exception("ConverService is not initialized");
}
// if no output is provided, use the source file and change to a PDF extension
if (string.IsNullOrEmpty(outputFile))
{
outputFile = Path.ChangeExtension(inputFile, "pdf");
}
else
{
// if the outputFile spec is a directory, put the file in the directory with same name and new extension
if (Directory.Exists(outputFile))
{
outputFile = Path.Combine(outputFile, Path.GetFileNameWithoutExtension(inputFile) + ".pdf");
}
}
// confirm that the input file exists and convert to component path elements in options
FileInfo inputInfo;
try
{
inputInfo = new FileInfo(inputFile);
}
catch
{
inputInfo = null;
}
if (inputInfo == null || !inputInfo.Exists)
{
throw new Exception("Input file not found");
}
inputFile = inputInfo.FullName;
_options["original_filename"] = inputInfo.Name;
_options["original_basename"] = inputInfo.Name.Substring(0, inputInfo.Name.Length - inputInfo.Extension.Length);
// handle the output file existing or path existing
FileInfo outputInfo = new FileInfo(outputFile);
// Remove the destination unless we're doing a PDF merge
if (outputInfo != null)
{
outputFile = outputInfo.FullName;
if (outputInfo.Exists)
{
if ((MergeMode)_options["pdf_merge"] == MergeMode.None)
{
// We are not merging, so delete the final destination
System.IO.File.Delete(outputInfo.FullName);
}
else
{
// We are merging, so make a temporary file
outputFile = System.IO.Path.GetTempPath() + Guid.NewGuid().ToString() + ".pdf";
}
}
else
{
// If there is no current output, no need to merge
_options["pdf_merge"] = MergeMode.None;
}
}
else
{
throw new Exception("Unable to determine outputFile location");
}
if (!System.IO.Directory.Exists(outputInfo.DirectoryName))
{
throw new Exception("Output directory does not exist");
}
// actually do the conversion, finally
int converted = WordConverter.Convert(inputFile, outputFile, _options);
return(converted);
}
/// <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"];
Application word = null;
object oMissing = System.Reflection.Missing.Value;
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;
Options wdOptions = null;
Documents documents = null;
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)
{
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));
wordOptionList.Add(new AppOption("PrintHiddenText", (Boolean)options["word_show_hidden"], 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 (IsPasswordProtected(inputFile) && String.IsNullOrEmpty(readPassword))
{
normalTemplate.Saved = true;
throw new Exception("Unable to open password protected file");
}
// If we are opening a document with a write password and no read password, and
// we are not in read only mode, we should follow the document properties and
// enforce a read only open. If we do not, Word pops up a dialog
if (!nowrite && String.IsNullOrEmpty(writePassword) && IsReadOnlyEnforced(inputFile))
{
nowrite = true;
}
// Having signatures means we should open the document very carefully
if (hasSignatures)
{
nowrite = true;
autosave = false;
openAndRepair = false;
}
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);
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 (COMException)
{
throw new Exception("Unable to open file");
}
// 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
{
Window docWin = null;
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) { }
// Handle markup
if ((Boolean)options["word_show_all_markup"])
{
options["word_show_comments"] = true;
options["word_show_revs_comments"] = true;
options["word_show_format_changes"] = true;
options["word_show_ink_annot"] = true;
options["word_show_ins_del"] = true;
}
if ((Boolean)options["word_show_comments"] ||
(Boolean)options["word_show_revs_comments"] ||
(Boolean)options["word_show_format_changes"] ||
(Boolean)options["word_show_ink_annot"] ||
(Boolean)options["word_show_ins_del"] ||
showMarkup == WdExportItem.wdExportDocumentWithMarkup)
{
docWinView.MarkupMode = (Boolean)options["word_markup_balloon"] ?
WdRevisionsMode.wdBalloonRevisions : WdRevisionsMode.wdInLineRevisions;
}
word.PrintPreview = false;
docWinView.RevisionsView = WdRevisionsView.wdRevisionsViewFinal;
docWinView.ShowRevisionsAndComments = (Boolean)options["word_show_revs_comments"];
docWinView.ShowComments = (Boolean)options["word_show_comments"];
docWinView.ShowFormatChanges = (Boolean)options["word_show_format_changes"];
docWinView.ShowInkAnnotations = (Boolean)options["word_show_ink_annot"];
docWinView.ShowInsertionsAndDeletions = (Boolean)options["word_show_ins_del"];
// 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;
if ((Boolean)options["word_fix_table_columns"])
{
FixWordTableColumnWidths(doc);
}
}
normalTemplate.Saved = true;
// Hide the document window if need be
if ((Boolean)options["hidden"])
{
word.Visible = false;
var activeWin = word.ActiveWindow;
activeWin.Visible = false;
activeWin.WindowState = WdWindowState.wdWindowStateMinimize;
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"];
}
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;
ReleaseCOMObject(docWinView);
ReleaseCOMObject(docWin);
}
// Set up a delegate function if we're using a printer
PrintDocument printFunc = delegate(string destination, string printerName)
{
word.ActivePrinter = printerName;
doc.PrintOut(Background: false, OutputFileName: destination);
};
// Enable screen updating before exporting to ensure that Word
// renders borders correctly
word.ScreenUpdating = true;
if (String.IsNullOrEmpty((string)options["printer"]))
{
// No printer given, so export
try
{
doc.ExportAsFixedFormat(outputFile, WdExportFormat.wdExportFormatPDF, false,
quality, WdExportRange.wdExportAllDocument,
1, 1, showMarkup, includeProps, true, bookmarks, includeTags, bitmapMissingFonts, pdfa);
} catch (Exception)
{
// Couldn't export, so see if there is a fallback printer
if (!String.IsNullOrEmpty((string)options["fallback_printer"]))
{
PrintToGhostscript((string)options["fallback_printer"], outputFile, printFunc);
}
else
{
throw;
}
}
}
else
{
PrintToGhostscript((string)options["printer"], outputFile, printFunc);
}
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);
}
ReleaseCOMObject(wdOptions);
ReleaseCOMObject(documents);
ReleaseCOMObject(doc);
ReleaseCOMObject(tmpl);
ReleaseCOMObject(normalTemplate);
return((int)ExitCode.Success);
}
catch (Exception e)
{
throw new Exception(e.Message);
}
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);
}
ReleaseCOMObject(word);
}
}
