ByteScout Cloud API Server – PDF Make Searchable API – JavaScript – Make Searchable PDF From File (Node.js) – Async API

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ByteScout Cloud API Server – PDF Make Searchable API – JavaScript – Make Searchable PDF From File (Node.js) – Async API

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ByteScout-Cloud-API-Server-JavaScript-Make-Searchable-PDF-From-File-(Node-js)-Async-API.pdf

How to PDF make searchable API in JavaScript using ByteScout Cloud API Server

Learning is essential in computer world and the tutorial below will demonstrate how to PDF make searchable API in JavaScript

Quickly learn how to PDF make searchable API in JavaScript with this sample source code. ByteScout Cloud API Server can PDF make searchable API. It can be applied from JavaScript. ByteScout Cloud API Server is the ready to use Web API Server that can be deployed in less than 30 minutes into your own in-house server or into private cloud server. Can store data on in-house local server based storage or in Amazon AWS S3 bucket. Processing data solely on the server using buil-in ByteScout powered engine, no cloud services are used to process your data!.

This prolific sample source code in JavaScript for ByteScout Cloud API Server contains various functions and other necessary options you should do calling the API to PDF make searchable API. Simply copy and paste in your JavaScript project or application you and then run your app! Enjoy writing a code with ready-to-use sample JavaScript codes.

ByteScout Cloud API Server free trial version is available on our website. JavaScript and other programming languages are supported.

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app.js

      /*jshint esversion: 6 */

// Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
// If it's not then please replace this with with your hosting url.

var https = require("https");
var path = require("path");
var fs = require("fs");

// `request` module is required for file upload.
// Use "npm install request" command to install.
var request = require("request");

// Source PDF file
const SourceFile = "./sample.pdf";
// Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'.
const Pages = "";
// PDF document password. Leave empty for unprotected documents.
const Password = "";
// OCR language. "eng", "fra", "deu", "spa"  supported currently. Let us know if you need more.
const Language = "eng";
// Destination PDF file name
const DestinationFile = "./result.pdf";

// Prepare request uri to `Make Searchable PDF` API endpoint
var query = `https://localhost/pdf/makesearchable`;
let reqOptions = {
    uri: query,
    formData: {
        name: path.basename(DestinationFile),
        password: Password,
        pages: Pages,
        lang: Language,
        async: 'True',
        file: fs.createReadStream(SourceFile)
    },
};

// Send request
request.post(reqOptions, function (error, response, body) {
    if (error) {
        return console.error("Error: ", error);
    }

    // Parse JSON response
    let data = JSON.parse(body);
    console.log(`Job #${data.jobId} has been created!`);
    checkIfJobIsCompleted(data.jobId, data.url);
});

function checkIfJobIsCompleted(jobId, resultFileUrl) {
    let queryPath = `/job/check?jobid=${jobId}`;
    let reqOptions = {
        host: "localhost",
        path: encodeURI(queryPath),
        method: "GET"
    };

    https.get(reqOptions, (response) => {
        response.on("data", (d) => {
            response.setEncoding("utf8");

            // Parse JSON response
            let data = JSON.parse(d);
            console.log(`Checking Job #${jobId}, Status: ${data.status}, Time: ${new Date().toLocaleString()}`);

            if (data.status == "working") {
                // Check again after 3 seconds
				setTimeout(function(){ checkIfJobIsCompleted(jobId, resultFileUrl, DestinationFile);}, 3000);
            }
            else if (data.status == "success") {
                // Download PDF file
                var file = fs.createWriteStream(DestinationFile);
                https.get(resultFileUrl, (response2) => {
                    response2.pipe(file)
                        .on("close", () => {
                            console.log(`Generated PDF file saved as "${DestinationFile}" file.`);
                        });
                });
            }
            else {
                console.log(`Operation ended with status: "${data.status}".`);
            }
        })
    });
}

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package.json

      {
  "name": "test",
  "version": "1.0.0",
  "description": "PDF.co",
  "main": "app.js",
  "scripts": {
  },
  "keywords": [
    "pdf.co",
    "web",
    "api",
    "bytescout",
    "api"
  ],
  "author": "ByteScout & PDF.co",
  "license": "ISC",
  "dependencies": {
    "request": "^2.88.2"
  }
}