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Replace Text With Image From File (Node.js) - JavaScript

PDF Search and Replace Text with Image sample in JavaScript demonstrating ‘Replace Text With Image From File (Node.js)’

app.js
/*jshint esversion: 6 */

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");

// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co
const API_KEY = "***********************************";


// Source PDF file
const SourceFile = "./sample.pdf";
// PDF document password. Leave empty for unprotected documents.
const Password = "";
// Destination PDF file name
const DestinationFile = "./result.pdf";

// Prepare URL for `Replace Text With Image from PDF` API endpoint
var query = `https://api.pdf.co/v1/pdf/edit/replace-text-with-image`;

// You can also upload your own file into PDF.co and use it as url. Check "Upload File" samples for code snippets: https://github.com/bytescout/pdf-co-api-samples/tree/master/File%20Upload/    
let reqOptions = {
    uri: query,
    headers: { "x-api-key": API_KEY },
    formData: {
        name: path.basename(DestinationFile),
        password: Password,
        file: fs.createReadStream(SourceFile),
        searchString: '/creativecommons.org/licenses/by-sa/3.0/',
        replaceImage: 'https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image1.png'
    }
};

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

    // Parse JSON response
    let data = JSON.parse(body);
    if (data.error == false) {
        // Download PDF file
        var file = fs.createWriteStream(DestinationFile);
        https.get(data.url, (response2) => {
            response2.pipe(file)
            .on("close", () => {
                console.log(`Generated PDF file saved as "${DestinationFile}" file.`);
            });
        });
    }
    else {
        // Service reported error
        console.log("Error: " + data.message);
    }
});

PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

Get your PDF.co API key here!

Download Source Code (.zip)

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