Link Search Menu Expand Document

Generate PDF Invoice From HTML Template (Node.js) - JavaScript

PDF from HTML Template sample in JavaScript demonstrating ‘Generate PDF Invoice From HTML Template (Node.js)’

app.js
var https = require("https");
var path = require("path");
var fs = require("fs");


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

// Data to fill the template
const templateData = "./invoice_data.json";
// Destination PDF file name
const DestinationFile = "./result.pdf";

/* 
Please follow below steps to create your own HTML Template and get "templateId". 
1. Add new html template in app.pdf.co/templates/html
2. Copy paste your html template code into this new template. Sample HTML templates can be found at "https://github.com/bytescout/pdf-co-api-samples/tree/master/PDF%20from%20HTML%20template/TEMPLATES-SAMPLES"
3. Save this new template
4. Copy it’s ID to clipboard
5. Now set ID of the template into “templateId” parameter
*/

// HTML template using built-in template
// see https://app.pdf.co/templates/html/2/edit
const template_id = 2;

// Prepare request to `HTML To PDF` API endpoint
var queryPath = `/v1/pdf/convert/from/html?name=${path.basename(DestinationFile)}`;
var reqOptions = {
    host: "api.pdf.co",
    path: encodeURI(queryPath),
    method: "POST",
    headers: {
        "x-api-key": API_KEY,
        "Content-Type": "application/json"
    }
};

var requestBody = JSON.stringify({
    "templateId": template_id,
    "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) {
            // 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(data.message);
        }
    });
}).on("error", (e) => {
    // Request error
    console.log(e);
});
// Write request data
postRequest.write(requestBody);
postRequest.end();

invoice_data.json
{
    "invoice_id": "1234567",
    "invoice_date": "April 30, 2016",
    "invoice_dateDue": "May 15, 2016",
    "paid": false,
    "issuer_name": "Acme Inc",
    "issuer_company": "Acme International",
    "issuer_address": "City, Street 3rd",
    "issuer_email": "support@example.com",
    "issuer_website": "http://example.com",
    "client_name": "Food Delivery Inc.",
    "client_company": "Food Delivery International",
    "client_address": "New York, Some Street, 42",
    "client_email": "client@example.com",
    "items": [
        {
            "name": "Setting up new web-site",
            "price": 250
        },
        {
            "name": "Website Content Addition",
            "price": 700
        },
        {
            "name": "Database Setup",
            "price": 200
        },
        {
            "name": "Record Digitalization",
            "price": 1800
        },
        {
            "name": "Cloud Storage",
            "price": 500
        },
        {
            "name": "Short Messages",
            "price": 35
        },
        {
            "name": "Search Engine Optimization",
            "price": 200
        },
        {
            "name": "Priority Support",
            "price": 75
        },
        {
            "name": "Configuring mail server and mailboxes",
            "price": 50
        }
    ],
    "tax": 0.065,
    "discount": 0.01,
    "note": "Thank You For Your Business!"
}

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)

return to the previous page explore PDF from HTML Template endpoint