Convert Images to PDF using a REST API on the cloud in Node.js

ConvertJPGtoPDF_NodeJs

Convert JPG Images to PDF documents using Node.js
1. Programmatically upload JPG image on the cloud
2. Convert uploaded JPG to PDF programmatically using Node.js
3. Download the converted PDF file from the cloud
4. JPG to PDF Conversion with Advanced Options
5. Convert JPG to PDF without using Cloud Storage
6. Convert JPG to PDF and Add Watermark

ConvertJPGtoPDF_NodeJs_AddWatermark.js

// api initialization
let convertApi = groupdocs_conversion_cloud.ConvertApi.fromKeys(clientId, clientSecret);

// define convert settings
let settings = new groupdocs_conversion_cloud.ConvertSettings();
settings.filePath = "sample.jpg";
settings.format = "pdf";
settings.outputPath = "output";

// define watermark options
let watermark = new groupdocs_conversion_cloud.WatermarkOptions();
watermark.text = "This is a Sample watermark";
watermark.color = "White";
watermark.width = 250;
watermark.height = 100;
watermark.background = false;

// define PDF convert options
let convertOptions = new groupdocs_conversion_cloud.PdfConvertOptions();
convertOptions.watermarkOptions = watermark;

settings.convertOptions = convertOptions

// create convert document request
let request = new groupdocs_conversion_cloud.ConvertDocumentRequest(settings);
let result = await convertApi.convertDocument(request);
console.log("Document converted successfully: " + result[0].url);

ConvertJPGtoPDF_NodeJs_Configurations.js

global.clientId = "659fe7da-715b-4744-a0f7-cf469a392b73";
global.clientSecret = "b377c36cfa28fa69960ebac6b6e36421";
global.myStorage = "";

const config = new groupdocs_conversion_cloud.Configuration(clientId, clientSecret);
config.apiBaseUrl = "https://api.groupdocs.cloud";

ConvertJPGtoPDF_NodeJs_Convert.js

// api initialization
let convertApi = groupdocs_conversion_cloud.ConvertApi.fromKeys(clientId, clientSecret);

// define convert settings
let settings = new groupdocs_conversion_cloud.ConvertSettings();
settings.filePath = "sample.jpg";
settings.format = "pdf";
settings.outputPath = "output";

// convert document request
let request = new groupdocs_conversion_cloud.ConvertDocumentRequest(settings);
let result = await convertApi.convertDocument(request);

console.log("Document converted successfully: " + result[0].url);

ConvertJPGtoPDF_NodeJs_ConvertDirect.js

// api initialization
let convertApi = groupdocs_conversion_cloud.ConvertApi.fromKeys(clientId, clientSecret);

// input file
let file = fs.readFileSync('C:\\Files\\sample.jpg');

// convert document direct request
let request = new groupdocs_conversion_cloud.ConvertDocumentDirectRequest("pdf", file);

// convert document
let result = await convertApi.convertDocumentDirect(request);

// save to the local path
fs.writeFile("C:\\Files\\sample.pdf", result, "binary", function (err) { });

ConvertJPGtoPDF_NodeJs_ConvertWithOptions.js

// api initialization
let convertApi = groupdocs_conversion_cloud.ConvertApi.fromKeys(clientId, clientSecret);

// define convert settings
let settings = new groupdocs_conversion_cloud.ConvertSettings();
settings.storageName = myStorage;
settings.filePath = "sample.jpg";
settings.format = "pdf";

// define PDF convert options
let convertOptions = new groupdocs_conversion_cloud.PdfConvertOptions();
convertOptions.centerWindow = true;
convertOptions.compressImages = false;
convertOptions.dpi = 1024;
convertOptions.fitWindow = false;
convertOptions.grayscale = true;
convertOptions.imageQuality = 100;
convertOptions.marginTop = 5;
convertOptions.marginLeft = 5;
convertOptions.height = 4096;

settings.convertOptions = convertOptions;
settings.outputPath = "output";

// create convert document request
let request = new groupdocs_conversion_cloud.ConvertDocumentRequest(settings);
let result = await convertApi.convertDocument(request);

ConvertJPGtoPDF_NodeJs_Download.js

// construct FileApi
let fileApi = groupdocs_conversion_cloud.FileApi.fromConfig(config);
// download file request
let request = new groupdocs_conversion_cloud.DownloadFileRequest("output\\sample.pdf", myStorage);
let response = await fileApi.downloadFile(request);

fs.writeFile("C:\\Files\\sample.pdf", response, "binary", function (err) { });

ConvertJPGtoPDF_NodeJs_Upload.js

// Open file in IOStream from local/disc.
let resourcesFolder = 'C:\\Files\\sample.jpg';
fs.readFile(resourcesFolder, (err, fileStream) => {
  // construct FileApi
  let fileApi = groupdocs_conversion_cloud.FileApi.fromConfig(config);
  // create upload request
  let request = new groupdocs_conversion_cloud.UploadFileRequest("sample.jpg", fileStream, myStorage);
  fileApi.uploadFile(request);
});