ByteScout Cloud API Server - HTML To PDF API - JavaScript - Generate PDF Invoice From HTML Template (Node.js) - Async API - ByteScout

ByteScout Cloud API Server – HTML To PDF API – JavaScript – Generate PDF Invoice From HTML Template (Node.js) – Async API

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How to generate PDF invoice from HTML template (node for HTML to PDF API in JavaScript and ByteScout Cloud API Server

How to generate PDF invoice from HTML template (node for HTML to PDF API in JavaScript: Step By Step Instructions

This page displays the code samples for programming in JavaScript. ByteScout Cloud API Server was designed to assist HTML to PDF API in 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!.

The SDK samples displayed below below explain how to quickly make your application do HTML to PDF API in JavaScript with the help of ByteScout Cloud API Server. Follow the tutorial and copy – paste code for JavaScript into your project’s code editor. Want to see how it works with your data then code testing will allow the function to be tested and work properly.

Trial version of ByteScout is available for free download from our website. This and other source code samples for JavaScript and other programming languages are available.

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GeneratePdfInvoiceFromHtmlTemplate.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"); // HTML template const template = "./invoice_template.html"; // Data to fill the template const templateData = "./invoice_data.json"; // Destination PDF file name const DestinationFile = "./result.pdf"; // Prepare request to `HTML To PDF` API endpoint var queryPath = `/pdf/convert/from/html?name=${path.basename(DestinationFile)}&async=True`; var reqOptions = { host: "localhost", path: encodeURI(queryPath), method: "POST", headers: { "Content-Type": "application/json" } }; var requestBody = JSON.stringify({ "html": fs.readFileSync(template, "utf8"), "templateData": fs.readFileSync(templateData, "utf8") }); // Send request var postRequest = https.request(reqOptions, (response) => { response.on("data", (d) => { // Parse JSON response var data = JSON.parse(d); if (data.error == false) { console.log(`Job #${data.jobId} has been created!`); checkIfJobIsCompleted(data.jobId, data.url); } else { // Service reported error console.log(data.message); } }); }).on("error", (e) => { // Request error console.log(e); }); // Write request data postRequest.write(requestBody); postRequest.end(); 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: ${new Date().toLocaleString()}`); if (data.status == "working") { // Check again after 3 seconds setTimeout(function(){ checkIfJobIsCompleted(jobId, resultFileUrl);}, 3000); } else if (data.status == "success") { // Download PDF file var file = fs.createWriteStream(DestinationFile); https.get(resultFileUrl, (response2) => { response2.pipe(file) .on("close", () => { console.log(`Generated PDF file saved as "${DestinationFile}" file.`); }); }); } else { console.log(`Operation ended with status: "${data.status}".`); } }) }); }

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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

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