Split PDF Documents using a REST API in Node.js

SplitPDF_NodeJS.md

Learn how to split PDF documents using a REST API in Node.js: https://blog.groupdocs.cloud/2021/11/11/split-pdf-documents-using-rest-api-in-node-js/

The following topics shall be covered here:

1. Split PDF Documents into One-Page Documents using REST API in Node.js
2. Split PDF Files into MultiPage PDF Documents using Node.js
3. Extract Pages by Page Range using REST API in Node.js

SplitPDF_NodeJS_Configurations.js

global.clientId = "112f0f38-9dae-42d5-b4fc-cc84ae644972";
global.clientSecret = "16ad3fe0bdc39c910f57d2fd48a5d618";
global.myStorage = "";

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

SplitPDF_NodeJS_Download.js

// initialize api
let fileApi = groupdocs_merger_cloud.FileApi.fromConfig(configuration);
let folderApi = new groupdocs_merger_cloud.FolderApi(configuration);

// retrieve list of files
var listRequest = new groupdocs_merger_cloud.GetFilesListRequest("Output", myStorage);
let res = await folderApi.getFilesList(listRequest);
res.value.forEach(element => {
  // download files
  var request = new groupdocs_merger_cloud.DownloadFileRequest(element.name, myStorage);
  fileApi.downloadFile(request)
    .then(function (response) {
      // save image file in working directory
      fs.writeFile("C:\\Files\\merger\\downloads\\" + element.name, response, "binary", function (err) { });
      console.log("Expected response type is Stream: " + response.length);
    })
    .catch(function (error) {
      console.log("Error: " + error.message);
    });
});

SplitPDF_NodeJS_SplitByPageRange.js

// api initialization
let documentApi = groupdocs_merger_cloud.DocumentApi.fromKeys(clientId, clientSecret);

let fileInfo = new groupdocs_merger_cloud.FileInfo();
fileInfo.filePath = "ten-pages.pdf";

// define split options
let options = new groupdocs_merger_cloud.SplitOptions();
options.fileInfo = fileInfo;
options.outputPath = "Output";
options.startPageNumber = 3;
options.endPageNumber = 7;
options.mode = groupdocs_merger_cloud.SplitOptions.ModeEnum.Pages;

// create split request
let splitRequest = new groupdocs_merger_cloud.SplitRequest(options);

// split document
let result = await documentApi.split(splitRequest);
result.documents.forEach(element => {
  console.log("Document splitted: " + element.path);
});

SplitPDF_NodeJS_SplitIntoMultiPage.js

// api initialization
let documentApi = groupdocs_merger_cloud.DocumentApi.fromKeys(clientId, clientSecret);

// provide input file path
let fileInfo = new groupdocs_merger_cloud.FileInfo();
fileInfo.filePath = "ten-pages.pdf";

// define split options
let options = new groupdocs_merger_cloud.SplitOptions();
options.fileInfo = fileInfo;
options.outputPath = "Output";
options.pages = [3, 6, 8];
options.mode = groupdocs_merger_cloud.SplitOptions.ModeEnum.Intervals;

// create split request
let splitRequest = new groupdocs_merger_cloud.SplitRequest(options);

// split document
let result = await documentApi.split(splitRequest);
result.documents.forEach(element => {
  console.log("Document splitted: " + element.path);
});

SplitPDF_NodeJS_SplitIntoOnePage.js

// api initialization
let documentApi = groupdocs_merger_cloud.DocumentApi.fromKeys(clientId, clientSecret);

// provide input file path
let fileInfo = new groupdocs_merger_cloud.FileInfo();
fileInfo.filePath = "ten-pages.pdf";

// define split options
let options = new groupdocs_merger_cloud.SplitOptions();
options.fileInfo = fileInfo;
options.outputPath = "Output";
options.pages = [1, 3];
options.mode = groupdocs_merger_cloud.SplitOptions.ModeEnum.Pages;

// create split request
let splitRequest = new groupdocs_merger_cloud.SplitRequest(options);

// split document
let result = await documentApi.split(splitRequest);
result.documents.forEach(element => {
  console.log("Document Path: " + element.path);
});

SplitPDF_NodeJS_Upload.js

// construct FileApi
let fileApi = groupdocs_merger_cloud.FileApi.fromConfig(configuration);
let file = 'C:\\Files\\merger\\ten-pages.pdf';

// read files one by one
fs.readFile(file, (err, fileStream) => {
  // create upload file request
  let request = new groupdocs_merger_cloud.UploadFileRequest("ten-pages.pdf", fileStream, myStorage);
  // upload file
  fileApi.uploadFile(request)
});