โปรแกรมแก้ไข Word, Excel, PowerPoint และ PDF สำหรับ .NET และ Java

PM> Install-Package GroupDocs.Editor 

  //1. Simple preparations of input data
const string filename = "sample.pdf";
const string password = "password"; 
string inputPath = System.IO.Path.Combine(Common.TestHelper.PdfFolder, filename);
//2. Create a load options class with password
GroupDocs.Editor.Options.PdfLoadOptions loadOptions = new PdfLoadOptions();
loadOptions.Password = password;
//3. Create edit options and tune/adjust if necessary
GroupDocs.Editor.Options.PdfEditOptions editOptions = new PdfEditOptions();
editOptions.EnablePagination = true; //Enable pagination for per-page processing in WYSIWYG-editor
editOptions.Pages = PageRange.FromStartPageTillEnd(3); //Edit not all pages, but starting from 3rd and till the end
//4. Create an Editor instance, load a document
GroupDocs.Editor.Editor editor = new Editor(inputPath, delegate () { return loadOptions; });
//5. Edit a document and generate EditableDocument
GroupDocs.Editor.EditableDocument originalDoc = editor.Edit(editOptions);
//6. Generate HTML/CSS, send it to WYSIWYG, edit there, and obtain edited version
string originalContent = originalDoc.GetEmbeddedHtml();
string editedContent = originalContent.Replace(".NET Framework", "I love Java!!!");
//7. Generate EditableDocument from edited content
EditableDocument editedDoc = EditableDocument.FromMarkup(editedContent, null);
//8. Create and adjust save options
GroupDocs.Editor.Options.PdfSaveOptions saveOptions = new PdfSaveOptions();
saveOptions.Compliance = PdfCompliance.Pdf20;
//9. Save to a file or a stream
string outputPath = System.IO.Path.Combine(Common.TestHelper.OutputFolder, filename);
editor.Save(editedDoc, outputPath, saveOptions);
//10. Don't forget to dispose all resources
originalDoc.Dispose();
editedDoc.Dispose();
editor.Dispose(); 

    using (FileStream fs = File.OpenRead("filepath/document.docx"))
{   
    // Load Document
    Options.WordProcessingLoadOptions loadOptions = new WordProcessingLoadOptions();
    loadOptions.Password = "password-if-any";
    // Edit Document
    using (Editor editor = new Editor(delegate { return fs; }, delegate { return loadOptions; }))
    {
        Options.WordProcessingEditOptions editOptions = new WordProcessingEditOptions();
        editOptions.FontExtraction = FontExtractionOptions.ExtractEmbeddedWithoutSystem;
        editOptions.EnableLanguageInformation = true;
        editOptions.EnablePagination = true;
        using (EditableDocument beforeEdit = editor.Edit(editOptions))
        {
            string originalContent = beforeEdit.GetContent();
            List allResources = beforeEdit.AllResources;
            string editedContent = originalContent.Replace("document", "edited document");
            // Save Document
            using (EditableDocument afterEdit = EditableDocument.FromMarkup(editedContent, allResources))
            {
                WordProcessingFormats docxFormat = WordProcessingFormats.Docx;
                Options.WordProcessingSaveOptions saveOptions = new WordProcessingSaveOptions(docxFormat);
                saveOptions.EnablePagination = true;
                saveOptions.Locale = System.Globalization.CultureInfo.GetCultureInfo("en-US");
                saveOptions.OptimizeMemoryUsage = true;
                saveOptions.Password = "password";
                saveOptions.Protection = new WordProcessingProtection(WordProcessingProtectionType.ReadOnly, "write_password");
                using (FileStream outputStream = File.Create("filepath/editedDocument.docx"))
                {
                    editor.Save(afterEdit, outputStream, saveOptions);
                }
            }
        }
    }
} 

//Load the text file
string inputTxtPath = "C://input/file.txt";
Editor editor = new Editor(inputTxtPath);
TextEditOptions editOptions = new TextEditOptions();
editOptions.Encoding = System.Text.Encoding.UTF8;
editOptions.RecognizeLists = true;
editOptions.LeadingSpaces = TextLeadingSpacesOptions.ConvertToIndent;
editOptions.TrailingSpaces = TextTrailingSpacesOptions.Trim;
editOptions.Direction = TextDirection.Auto;
EditableDocument beforeEdit = editor.Edit(editOptions); // Create EditableDocument instance
string originalTextContent = beforeEdit.GetContent(); // Get HTML content
string updatedTextContent = originalTextContent.Replace("text", "EDITED text"); // Edit the content
List allResources = beforeEdit.AllResources; // Get resources (only one stylesheet in this case)
//Finally, create new EditableDocument
EditableDocument afterEdit = EditableDocument.FromMarkup(updatedTextContent, allResources);\
//Save the edited document to TXT and DOCM format
TextSaveOptions txtSaveOptions = new TextSaveOptions();
txtSaveOptions.AddBidiMarks = true;
txtSaveOptions.PreserveTableLayout = true;
WordProcessingSaveOptions wordSaveOptions = new WordProcessingSaveOptions(WordProcessingFormats.Docm);
string outputTxtPath = "C:\output\document.txt";
string outputWordPath = "C:\output\document.docm";
editor.Save(afterEdit, outputTxtPath, txtSaveOptions);
editor.Save(afterEdit, outputWordPath, wordSaveOptions); 

// Loading the text document
String inputTxtPath = "C://input//file.txt";
Editor editor = new Editor(inputTxtPath);
TextEditOptions editOptions = new TextEditOptions();
editOptions.setEncoding(StandardCharsets.UTF_8);
editOptions.setRecognizeLists(true);
editOptions.setLeadingSpaces(TextLeadingSpacesOptions.ConvertToIndent);
editOptions.setTrailingSpaces(TextTrailingSpacesOptions.Trim);
editOptions.setDirection(TextDirection.Auto);
EditableDocument beforeEdit = editor.edit(editOptions); // Create EditableDocument instance
String originalTextContent = beforeEdit.getContent(); // Get HTML content
String updatedTextContent = originalTextContent.replace("text", "EDITED text"); // Edit the content
List allResources = beforeEdit.getAllResources(); // Get resources (only one stylesheet actually in this case)
//Finally, create new EditableDocument
EditableDocument afterEdit = EditableDocument.fromMarkup(updatedTextContent, allResources);
//Saving the modified file to TXT and DOCM formats
TextSaveOptions txtSaveOptions = new TextSaveOptions();
txtSaveOptions.setAddBidiMarks(true);
txtSaveOptions.setPreserveTableLayout(true);
WordProcessingSaveOptions wordSaveOptions = new WordProcessingSaveOptions(WordProcessingFormats.Docm);
String outputTxtPath = "C:\\output\\document.txt";
String outputWordPath = "C:\\output\\document.docm";
editor.save(afterEdit, outputTxtPath, txtSaveOptions);
editor.save(afterEdit, outputWordPath, wordSaveOptions);  

//1. Prepare a sample file
const string msgFilename = "ComplexExample.msg";
string msgInputPath = System.IO.Path.Combine(Common.TestHelper.EmailFolder, msgFilename);
//2. Load to the Editor class
Editor msgEditor = new Editor(msgInputPath);
//3. Create edit options with all content
Options.EmailEditOptions editOptions = new EmailEditOptions(MailMessageOutput.All);
//4. Generate an editable document
EditableDocument originalDoc = msgEditor.Edit(editOptions);
//5. Emit HTML from EditableDocument, send it to the client-side, edit it there in WYSIWYG-editor (omitted here)
string savedHtmlContent = originalDoc.GetEmbeddedHtml();
//6. Obtain edited content from the client-side and generate a new EditableDocument from it (omitted here)
EditableDocument editedDoc = EditableDocument.FromMarkup(savedHtmlContent, null);
//7. Create 1st save options
EmailSaveOptions saveOptions1 = new EmailSaveOptions(MailMessageOutput.Common);
//8. Create 2nd save options
EmailSaveOptions saveOptions2 = new EmailSaveOptions(MailMessageOutput.Body | MailMessageOutput.Attachments);
//9. Generate and save 1st output MSG to the file
string outputMsgPath = System.IO.Path.Combine(Common.TestHelper.OutputFolder, "OutputFile.msg");
msgEditor.Save(editedDoc, outputMsgPath, saveOptions1);
//10. Generate and save 2nd output MSG to the stream
Stream outputMsgStream = File.Create(Path.Combine(Common.TestHelper.OutputFolder, "OutputStream.msg"));
msgEditor.Save(editedDoc, outputMsgStream, saveOptions2);
//11. Dispose all resources
outputMsgStream.Dispose();
editedDoc.Dispose();
originalDoc.Dispose();
msgEditor.Dispose(); 

//1. Prepare a sample file
String msgInputPath = "C:\ComplexExample.msg";
//2. Load to the Editor class
Editor msgEditor = new Editor(msgInputPath);
//3. Create edit options with all content
EmailEditOptions editOptions = new EmailEditOptions(MailMessageOutput.All);
//4. Generate an editable document
EditableDocument originalDoc = msgEditor.edit(editOptions);
//5. Emit HTML from EditableDocument, send it to the client-side, edit it there in WYSIWYG-editor (omitted here)
String savedHtmlContent = originalDoc.getEmbeddedHtml();
//6. Obtain edited content from the client-side and generate a new EditableDocument from it (omitted here)
EditableDocument editedDoc = EditableDocument.fromMarkup(savedHtmlContent, null);
//7. Create 1st save options
EmailSaveOptions saveOptions1 = new EmailSaveOptions(MailMessageOutput.Common);
//8. Create 2nd save options
EmailSaveOptions saveOptions2 = new EmailSaveOptions(MailMessageOutput.Body | MailMessageOutput.Attachments);
//9. Generate and save 1st output MSG to the file
String outputMsgPath = "C:\OutputFile.msg";
msgEditor.save(editedDoc, outputMsgPath, saveOptions1);
//10. Generate and save 2nd output MSG to the stream
Stream outputMsgStream = "C:\OutputStream.msg";
msgEditor.save(editedDoc, outputMsgStream, saveOptions2);
//11. Dispose all resources
outputMsgStream.dispose();
editedDoc.dispose();
originalDoc.dispose();
msgEditor.dispose();