How to convert PDF to JSON from file (node for PDF to JSON API in JavaScript using PDF.co Web API

See how to convert PDF to JSON from file (node to have PDF to JSON API in JavaScript

Sample source codes below will show you how to cope with a difficult task, for example, PDF to JSON API in JavaScript. PDF.co Web API was made to help with PDF to JSON API in JavaScript. PDF.co Web API is 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.

You will save a lot of time on writing and testing code as you may just take the code below and use it in your application. Follow the instruction and copy – paste code for JavaScript into your project’s code editor. Code testing will allow the function to be tested and work properly with your data.

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ConvertPdfToJsonFromFile.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/documentation/api const API_KEY = "***********************************"; // 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 = ""; // Destination JSON file name const DestinationFile = "./result.json"; // Prepare URL for `PDF To JSON` API call var query = `https://api.pdf.co/v1/pdf/convert/to/json`; let reqOptions = { uri: query, headers: { "x-api-key": API_KEY }, formData: { name: path.basename(DestinationFile), password: Password, pages: Pages, 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); if (data.error == false) { // Download JSON file var file = fs.createWriteStream(DestinationFile); https.get(data.url, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated JSON file saved as "${DestinationFile}" file.`); }); }); } else { // Service reported error console.log("Error: " + data.message); } });

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