ByteScout Cloud API Server – PDF To CSV API – JavaScript – Advanced Conversion Options

Home
/
Articles
/
ByteScout Cloud API Server – PDF To CSV API – JavaScript – Advanced Conversion Options

printable version:
ByteScout-Cloud-API-Server-JavaScript-Advanced-Conversion-Options.pdf

PDF to CSV API in JavaScript and ByteScout Cloud API Server

How to apply ByteScout Cloud API Server for PDF to CSV API in JavaScript

Every ByteScout tool includes sampleJavaScript source codes that you can find here or in the folder with installed ByteScout product. PDF to CSV API in JavaScript can be applied with ByteScout Cloud API Server. 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!.

Save time on writing and testing code by using the code below and use it in your application. If you want to implement this functionality, you should copy and paste code below into your app using code editor. Then compile and run your application. Want to see how it works with your data then code testing will allow the function to be tested and work properly.

Our website gives free trial version of ByteScout Cloud API Server. It includes all these source code samples with the purpose to assist you with your JavaScript application implementation.

On-demand (REST Web API) version:
Web API (on-demand version)

On-premise offline SDK for Windows:
60 Day Free Trial (on-premise)

app.js

      // 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");

// Direct URL of source PDF file.
const SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-csv/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 = "";
// Destination CSV file name
const DestinationFile = "./result.csv";

// Sample profile that sets advanced conversion options
// Advanced options are properties of CSVExtractor class from ByteScout PDF Extractor SDK used in the back-end:
// https://cdn.bytescout.com/help/BytescoutPDFExtractorSDK/html/87ce5fa6-3143-167d-abbd-bc7b5e160fe5.htm
const Profiles = '{ "profiles": [{ "profile1": { "OCRMode": "TextFromImagesAndVectorsAndFonts", "CSVSeparatorSymbol": "," } } ] }';

// Prepare request to `PDF To CSV` API endpoint
var queryPath = `/pdf/convert/to/csv?name=${path.basename(DestinationFile)}&password=${Password}&pages=${Pages}&url=${SourceFileUrl}&profiles=${Profiles}&async=True`;

var reqOptions = {
    host: "localhost",
    path: encodeURI(queryPath)
};

// Send request
https.get(reqOptions, (response) => {
    response.on("data", (d) => {
        // Parse JSON response
        var data = JSON.parse(d);
        if (data.error == false) {
            console.log(`Job #${data.jobId} has been created!`);

            // Process returned job
            checkIfJobIsCompleted(data.jobId, data.url);
        }
        else {
            // Service reported error
            console.log(data.message);
        }
    });
}).on("error", (e) => {
    // Request error
    console.log(e);
});

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); }, 3000);
            }
            else if (data.status == "success") {
                // Download CSV file
                var file = fs.createWriteStream(DestinationFile);
                https.get(resultFileUrl, (response2) => {
                    response2.pipe(file)
                        .on("close", () => {
                            console.log(`Generated CSV file saved as "${DestinationFile}" file.`);
                        });
                });
            }
            else {
                console.log(`Operation ended with status: "${data.status}".`);
            }
        })
    });
}

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

Sign Up for ByteScout Cloud API Server Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

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"
  }
}