Awesome Open Source
Awesome Open Source

link-preview-generator

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Get preview data (a title, description, image, domain name) from a url. Library uses puppeteer headless browser to scrape the web site.

BLOG POST and DEMO

Install

$ npm install link-preview-generator

Usage

const linkPreviewGenerator = require("link-preview-generator");

const previewData = await linkPreviewGenerator(
  "https://www.youtube.com/watch?v=8mqqY2Ji7_g"
);
console.log(previewData);
/*
{
  title: 'Kiteboarding: Stylish Backroll in 4 Sessions - Ride with Blake: Vlog 20',
  description: 'The backroll is a staple in your kiteboarding trick ' +
    'bag. With a few small adjustments, you can really ' +
    'improve your style and make this basic your own. ' +
    'Sessio...',
  domain: 'youtube.com',
  img: 'https://i.ytimg.com/vi/8mqqY2Ji7_g/hqdefault.jpg'
}
*/

API

linkPreviewGenerator(url, puppeteerArgs?, puppeteerAgent?)

Accepts a url, which is scraped and optional parameters puppeteerArgs -- browser options and puppeteerAgent -- browser user agent.

Returns an object with preview data of url.

url

Type: string

Scraped url.

puppeteerArgs

Type: array

Options to set on the Chrome browser.

puppeteerAgent

Type: string

Specific user agent to use.

Troubleshooting

If you need to deploy this library (Puppeteer) on Heroku, follow these steps.

License

MIT © Andrej Gajdos


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