!GitHub Workflow Status (branch)
!npm

link-meta-extractor

Extract metadata information from any http/https url. Simply pass a url string to the function and wait for the metadata results. You can run the code with async/await or use a callback to get results.

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``bash
npm install link-meta-extractor
`

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#### Work with async/await

If you want to extract metadata information from a website using async/await then go with following code...

`typescript
import { extractMetadata } from 'link-meta-extractor';

async function extractMeta() {
const url = 'https://stackblogger.com';
const metaInformation = await extractMetadata(url);

console.log(metaInformation);
}

extractMeta();

/*
{
title: 'StackBlogger - A blog by programmer for programmers',
description: 'StackBlogger provide programming Tutorials, Tips, Tricks and HowTo Guides.',
banner: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
isItWordpress: true,
wordpressVersion: 'WordPress 5.8.1'
}
*/
`

#### Work with promise/callback

If you want to extract metadata information from a website using callback method then go with following code...

`typescript
import { extractMetadata } from 'link-meta-extractor';

function extractMeta() {
const url = 'https://stackblogger.com';
extractMetadata(url).then((metaInformation) => {
console.log(metaInformation);
});
}

extractMeta();

/*
{
title: 'StackBlogger - A blog by programmer for programmers',
description: 'StackBlogger provide programming Tutorials, Tips, Tricks and HowTo Guides.',
banner: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
isItWordpress: true,
wordpressVersion: 'WordPress 5.8.1'
}
*/
`

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Use the following code to extract metadata information from an url in JavaScript code

#### Work with async/await

If you want to extract metadata information from a website using async/await then go with following code...

`javascript
const metaExtractor = require('link-meta-extractor');

async function extractMeta() {
const url = 'https://stackblogger.com';
const metaInformation = await metaExtractor.extractMetadata(url);
console.log(metaInformation);
}

extractMeta();

/*
{
title: 'StackBlogger - A blog by programmer for programmers',
description: 'StackBlogger provide programming Tutorials, Tips, Tricks and HowTo Guides.',
banner: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
isItWordpress: true,
wordpressVersion: 'WordPress 5.8.1'
}
*/
`

#### Work with promise/callback

If you want to extract metadata information from a website using callback method then go with following code...

`javascript
const metaExtractor = require('link-meta-extractor');

function extractMeta() {
const url = 'https://stackblogger.com';
metaExtractor.extractMetadata(url).then((metaInformation) => {
console.log(metaInformation);
});
}

extractMeta();

/*
{
title: 'StackBlogger - A blog by programmer for programmers',
description: 'StackBlogger provide programming Tutorials, Tips, Tricks and HowTo Guides.',
banner: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
isItWordpress: true,
wordpressVersion: 'WordPress 5.8.1'
}
*/
`

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The plugin accepts additional fields as optional argument that you can use to extract from a website.

Pass the meta field keys in string format as a rest parameter in function. Refer the code here...

`typescript
import { extractMetadata } from 'link-meta-extractor';

async function extractMeta() {
const url = 'https://stackblogger.com';
const metaInformation = await extractMetadata(
url,
'og:site_name', // additional field
'og:image', // additional field
'robots' // additional field
);

console.log(metaInformation);
}

extractMeta();

/*
{
title: 'StackBlogger - A blog by programmer for programmers',
description: 'StackBlogger provide programming Tutorials, Tips, Tricks and HowTo Guides.',
banner: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
isItWordpress: true,
wordpressVersion: 'WordPress 5.8.1',
additional: {
siteName: 'StackBlogger',
image: 'https://stackblogger.com/wp-content/uploads/2021/10/Untitled-7-1.png',
robots: 'index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1'
}
}
*/
``

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MIT