Install project dependencies:
yarnyarn startDo an http call on http://localhost:8080/convert with the following payload:
{
"content": "<div><h1>Content</h1></div>"
}The service will respond with a 200 OK response, and the payload will be the PDF binary
| require('dotenv').config(); | |
| const express = require('express'); | |
| const bodyParser = require('body-parser'); | |
| const puppeteer = require('puppeteer-core'); | |
| const server = async function() { | |
| const app = express(); | |
| const port = process.env.PORT || 8080; | |
| app.use(bodyParser.json({ | |
| type: 'application/json', | |
| limit: '5mb' | |
| })); | |
| app.post('/convert', async function(req, res) { | |
| const browser = await puppeteer.launch({ | |
| executablePath: process.env.CHROME_EXEC || 'google-chrome', | |
| headless: true, | |
| args: [ | |
| '--no-sandbox', | |
| '--disable-gpu' | |
| ] | |
| }); | |
| const page = await browser.newPage(); | |
| const { content } = req.body; | |
| await page.setContent(content); | |
| let options = { | |
| format: "A4", | |
| }; | |
| const pdfContentBuffer = await page.pdf(options); | |
| res.append('Content-Type', 'application/pdf'); | |
| res.append('Content-Length', pdfContentBuffer.length); | |
| await browser.close(); | |
| res.send(pdfContentBuffer); | |
| }); | |
| app.listen(port, function() { | |
| console.log('listening on port ' + port) | |
| }) | |
| }; | |
| server(); |
| { | |
| "name": "htmltopdf", | |
| "version": "1.0.0", | |
| "description": "", | |
| "main": "index.js", | |
| "scripts": { | |
| "start": "node index.js", | |
| "test": "echo \"Error: no test specified\" && exit 1" | |
| }, | |
| "author": "", | |
| "license": "ISC", | |
| "dependencies": { | |
| "body-parser": "^1.19.0", | |
| "dotenv": "^8.2.0", | |
| "express": "^4.17.1", | |
| "puppeteer-core": "1.20.0" | |
| }, | |
| "devDependencies": {}, | |
| "engines": { | |
| "node": ">=14.0.0" | |
| } | |
| } |