How to split PDF from file (node for PDF splitting API in JavaScript and PDF.co Web API

What is PDF.co Web API? It 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.

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app.js

      
/*jshint esversion: 6 */ var https = require("https"); 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 to split const SourceFile = "./sample.pdf"; // Comma-separated list of page numbers (or ranges) to process. Example: '1,3-5,7-'. const Pages = "1-2,3-"; // Prepare request to `Split PDF Pages` API endpoint var query = `https://api.pdf.co/v1/pdf/split`; let reqOptions = { uri: query, headers: { "x-api-key": API_KEY }, formData: { pages: Pages, 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 #${data.jobId} has been created!`); checkIfJobIsCompleted(data.jobId, data.url); }); function checkIfJobIsCompleted(jobId, resultFileUrlJson) { let queryPath = `/v1/job/check?jobid=${jobId}`; let reqOptions = { host: "api.pdf.co", path: encodeURI(queryPath), method: "GET", headers: { "x-api-key": API_KEY } }; 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: ${new Date().toLocaleString()}`); if (data.status == "working") { // Check again after 3 seconds setTimeout(function () { checkIfJobIsCompleted(jobId, resultFileUrlJson) }, 3000); } else if (data.status == "success") { request({ method: 'GET', uri: resultFileUrlJson, gzip: true }, function (error, response, body) { // Parse JSON response let respJsonFileArray = JSON.parse(body); let part = 1; respJsonFileArray.forEach((url) => { var localFileName = `./part${part}.pdf`; var file = fs.createWriteStream(localFileName); https.get(url, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated PDF file saved as "${localFileName} file."`); }); }); part++; }, this); }); } else { console.log(`Operation ended with status: "${data.status}".`); } }) }); }

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" } }

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