public WordViewer(LibraryObjectLink link)
{
InitializeComponent();
Dock = DockStyle.Fill;
Visible = false;
Link = link;
using (var wordProcessor = new WordHidden())
{
if (!wordProcessor.Connect()) return;
var g = Guid.NewGuid();
var newFileName = Path.Combine(RemoteResourceManager.Instance.TempFolder.LocalPath, g + ".html");
WordSingleton.Instance.ConvertToHtml(Link.FullPath, newFileName);
webBrowser.Url = new Uri(newFileName);
}
}
public void Generate(BasePreviewContainer previewContainer, CancellationToken cancellationToken)
{
var wordContainer = (WordPreviewContainer)previewContainer;
var pdfDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.Pdf);
var updatePdf = !(Directory.Exists(pdfDestination) && Directory.GetFiles(pdfDestination).Any());
if (updatePdf && !Directory.Exists(pdfDestination))
Directory.CreateDirectory(pdfDestination);
var pngDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.Png);
var updatePng = !(Directory.Exists(pngDestination) && Directory.GetFiles(pngDestination).Any()) &&
wordContainer.GenerateImages;
if (updatePng && !Directory.Exists(pngDestination))
Directory.CreateDirectory(pngDestination);
var pngPhoneDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.PngForMobile);
var updatePngPhone = !(Directory.Exists(pngPhoneDestination) && Directory.GetFiles(pngPhoneDestination).Any()) &&
wordContainer.GenerateImages;
if (updatePngPhone && !Directory.Exists(pngPhoneDestination))
Directory.CreateDirectory(pngPhoneDestination);
var thumbsDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.Thumbnails);
var updateThumbs = !(Directory.Exists(thumbsDestination) && Directory.GetFiles(thumbsDestination).Any()) &&
wordContainer.GenerateImages;
if (updateThumbs && !Directory.Exists(thumbsDestination))
Directory.CreateDirectory(thumbsDestination);
var thumbsPhoneDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.ThumbnailsForMobile);
var updateThumbsPhone = !(Directory.Exists(thumbsPhoneDestination) && Directory.GetFiles(thumbsPhoneDestination).Any()) &&
wordContainer.GenerateImages;
if (updateThumbsPhone && !Directory.Exists(thumbsPhoneDestination))
Directory.CreateDirectory(thumbsPhoneDestination);
var docxDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.Word);
var updateDocx = !(Directory.Exists(docxDestination) && Directory.GetFiles(docxDestination).Any());
if (updateDocx && !Directory.Exists(docxDestination))
Directory.CreateDirectory(docxDestination);
var txtDestination = Path.Combine(wordContainer.ContainerPath, PreviewFormats.Text);
var updateTxt = !(Directory.Exists(txtDestination) && Directory.GetFiles(txtDestination).Any()) &&
wordContainer.GenerateText;
if (updateTxt && !Directory.Exists(txtDestination))
Directory.CreateDirectory(txtDestination);
var needToUpdate = updatePdf ||
updatePng ||
updateThumbs ||
updateDocx ||
updateTxt ||
updatePngPhone ||
updateThumbsPhone;
if (!needToUpdate) return;
var updated = false;
var tryCount = 0;
do
{
using (var wordProcessor = new WordHidden())
{
try
{
if (!wordProcessor.Connect()) continue;
MessageFilter.Register();
var sourceFileName = Path.GetFileName(wordContainer.SourcePath);
var sourceFilePath = wordContainer.SourcePath;
var document = wordProcessor.WordObject.Documents.Open(sourceFilePath);
document.Final = false;
var pdfFileName = Path.Combine(pdfDestination, Path.ChangeExtension(sourceFileName, "pdf"));
if (updatePdf)
{
document.ExportAsFixedFormat(pdfFileName, WdExportFormat.wdExportFormatPDF);
}
if (updatePng || updateThumbs)
PdfHelper.ExportPdf(pdfFileName, pngDestination, thumbsDestination);
if (updatePngPhone || updateThumbsPhone)
PdfHelper.ExportPdfPhone(pdfFileName, pngPhoneDestination, thumbsPhoneDestination);
if (updateTxt)
{
var txtFileName = Path.Combine(txtDestination, Path.ChangeExtension(sourceFileName, "txt"));
using (var sw = new StreamWriter(txtFileName, false))
{
sw.Write(document.Content.Text);
sw.Flush();
}
}
if (updateDocx)
{
var documentSlitted = false;
wordProcessor.WordObject.Browser.Target = WdBrowseTarget.wdBrowsePage;
var pageCount = document.ComputeStatistics(WdStatistic.wdStatisticPages);
try
{
for (var i = 1; i <= pageCount; i++)
{
document.Bookmarks["\\page"].Range.Copy();
var singlePageDocument = wordProcessor.WordObject.Documents.Add();
singlePageDocument.Activate();
wordProcessor.WordObject.Selection.Paste();
wordProcessor.WordObject.Selection.TypeBackspace();
singlePageDocument.SaveAs(Path.Combine(docxDestination, string.Format("Page{0}.{1}", i, "docx")), WdSaveFormat.wdFormatXMLDocument);
singlePageDocument.Close();
Utils.ReleaseComObject(singlePageDocument);
document.Activate();
wordProcessor.WordObject.Browser.Next();
}
documentSlitted = true;
}
catch { }
if (!documentSlitted)
for (var i = 1; i <= pageCount; i++)
document.SaveAs(Path.Combine(docxDestination, string.Format("Page{0}.{1}", i, "docx")), WdSaveFormat.wdFormatXMLDocument);
}
document.Close(false);
Utils.ReleaseComObject(document);
updated = true;
}
catch
{
}
finally
{
tryCount++;
MessageFilter.Revoke();
}
}
} while (!updated && tryCount < 10);
if (needToUpdate)
{
PngHelper.ConvertFiles(wordContainer.ContainerPath);
previewContainer.MarkAsModified();
}
}
