private static LoadDocumentEntity GetLoadDocumentEntity(bool loadAllPages, string documentGuid, string fileCacheSubFolder, ICustomViewer customViewer, bool printVersion) { if (loadAllPages) { customViewer.CreateCache(); } dynamic viewInfo = customViewer.GetViewer().GetViewInfo(ViewInfoOptions.ForHtmlView()); LoadDocumentEntity loadDocumentEntity = new LoadDocumentEntity(); if (!Directory.Exists(cachePath)) { Directory.CreateDirectory(cachePath); } string pagesInfoPath; TryCreatePagesInfoXml(fileCacheSubFolder, viewInfo, out pagesInfoPath); foreach (Page page in viewInfo.Pages) { PageDescriptionEntity pageData = GetPageInfo(page, pagesInfoPath); if (loadAllPages) { pageData.SetData(GetPageContent(page.Number, documentGuid, cachePath, printVersion)); } loadDocumentEntity.SetPages(pageData); } loadDocumentEntity.SetGuid(documentGuid); return(loadDocumentEntity); }
public LoadDocumentEntity LoadDocument(PostedDataDto postedData) { // get/set parameters string filePath = metadataConfiguration.GetAbsolutePath(postedData.guid); string password = string.IsNullOrEmpty(postedData.password) ? null : postedData.password; LoadDocumentEntity loadDocumentEntity = new LoadDocumentEntity(); // set password for protected document var loadOptions = new LoadOptions { Password = password }; using (GroupDocs.Metadata.Metadata metadata = new GroupDocs.Metadata.Metadata(filePath, loadOptions)) { GroupDocs.Metadata.Common.IReadOnlyList <PageInfo> pages = metadata.GetDocumentInfo().Pages; using (MemoryStream stream = new MemoryStream()) { PreviewOptions previewOptions = new PreviewOptions(pageNumber => stream, (pageNumber, pageStream) => { }); previewOptions.PreviewFormat = PreviewOptions.PreviewFormats.PNG; int pageCount = pages.Count; if (metadataConfiguration.GetPreloadPageCount() > 0) { pageCount = metadataConfiguration.GetPreloadPageCount(); } for (int i = 0; i < pageCount; i++) { previewOptions.PageNumbers = new[] { i + 1 }; try { metadata.GeneratePreview(previewOptions); } catch (NotSupportedException) { continue; } PageDescriptionEntity pageData = GetPageDescriptionEntities(pages[i]); string encodedImage = Convert.ToBase64String(stream.ToArray()); pageData.SetData(encodedImage); loadDocumentEntity.SetPages(pageData); stream.SetLength(0); } } } loadDocumentEntity.SetGuid(postedData.guid); // return document description return(loadDocumentEntity); }
private LoadDocumentEntity LoadDocument(string guid, string password) { try { dynamic options = null; //GroupDocs.Editor cannot detect text-based Cells documents formats (like CSV) automatically if (guid.EndsWith("csv", StringComparison.OrdinalIgnoreCase)) { options = new SpreadsheetToHtmlOptions(); } else { options = EditorHandler.DetectOptionsFromExtension(guid); } if (options is SpreadsheetToHtmlOptions) { options.TextOptions = options.TextLoadOptions(","); } else { options.Password = password; } string bodyContent; using (System.IO.FileStream inputDoc = System.IO.File.OpenRead(guid)) using (InputHtmlDocument htmlDoc = EditorHandler.ToHtml(inputDoc, options)) { bodyContent = htmlDoc.GetEmbeddedHtml(); } LoadDocumentEntity loadDocumentEntity = new LoadDocumentEntity(); loadDocumentEntity.SetGuid(System.IO.Path.GetFileName(guid)); PageDescriptionEntity page = new PageDescriptionEntity(); page.SetData(bodyContent); loadDocumentEntity.SetPages(page); return(loadDocumentEntity); } catch { throw; } }
private LoadDocumentEntity LoadDocument(string guid, string password) { LoadDocumentEntity loadDocumentEntity = new LoadDocumentEntity(); loadDocumentEntity.SetGuid(guid); ILoadOptions loadOptions = GetLoadOptions(guid); if (loadOptions != null) { loadOptions.Password = password; } // Instantiate Editor object by loading the input file using (GroupDocs.Editor.Editor editor = new GroupDocs.Editor.Editor(guid, delegate { return(loadOptions); })) { IDocumentInfo documentInfo = editor.GetDocumentInfo(password); dynamic editOptions = GetEditOptions(guid); if (editOptions is WordProcessingEditOptions) { editOptions.EnablePagination = true; // Open input document for edit — obtain an intermediate document, that can be edited EditableDocument beforeEdit = editor.Edit(editOptions); string allEmbeddedInsideString = beforeEdit.GetEmbeddedHtml(); PageDescriptionEntity page = new PageDescriptionEntity(); page.SetData(allEmbeddedInsideString); loadDocumentEntity.SetPages(page); beforeEdit.Dispose(); } else if (editOptions is SpreadsheetEditOptions) { for (var i = 0; i < documentInfo.PageCount; i++) { // Let's create an intermediate EditableDocument from the i tab SpreadsheetEditOptions sheetEditOptions = new SpreadsheetEditOptions(); sheetEditOptions.WorksheetIndex = i; // index is 0-based EditableDocument tabBeforeEdit = editor.Edit(sheetEditOptions); // Get document as a single base64-encoded string, where all resources (images, fonts, etc) // are embedded inside this string along with main textual content string allEmbeddedInsideString = tabBeforeEdit.GetEmbeddedHtml(); PageDescriptionEntity page = new PageDescriptionEntity(); page.SetData(allEmbeddedInsideString); page.number = i + 1; loadDocumentEntity.SetPages(page); tabBeforeEdit.Dispose(); } } else if (editOptions is PresentationEditOptions) { for (var i = 0; i < documentInfo.PageCount; i++) { // Create editing options PresentationEditOptions presentationEditOptions = new PresentationEditOptions(); // Specify slide index from original document. editOptions.SlideNumber = i; // Because index is 0-based, it is 1st slide EditableDocument slideBeforeEdit = editor.Edit(presentationEditOptions); // Get document as a single base64-encoded string, where all resources (images, fonts, etc) // are embedded inside this string along with main textual content string allEmbeddedInsideString = slideBeforeEdit.GetEmbeddedHtml(); PageDescriptionEntity page = new PageDescriptionEntity(); page.SetData(allEmbeddedInsideString); page.number = i + 1; loadDocumentEntity.SetPages(page); slideBeforeEdit.Dispose(); } } } return(loadDocumentEntity); }