private static IEditOptions GetEditOptions(string guid) { string extension = Path.GetExtension(guid).Replace(".", "").ToLowerInvariant(); IEditOptions options = null; if (extension.ToLowerInvariant().Equals("txt")) { options = new TextEditOptions(); } else { foreach (var item in typeof(WordProcessingFormats).GetFields()) { if (item.Name.ToLowerInvariant().Equals("auto")) { continue; } if (item.Name.ToLowerInvariant().Equals(extension)) { options = new WordProcessingEditOptions(); break; } } foreach (var item in typeof(PresentationFormats).GetFields()) { if (item.Name.ToLowerInvariant().Equals("auto")) { continue; } if (item.Name.ToLowerInvariant().Equals(extension)) { options = new PresentationEditOptions(); break; } } if (options == null) { options = new SpreadsheetEditOptions(); } } return(options); }
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); }