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Browser Incognito Mode. Is it possible to identify via JavaScript?

 4 years ago
source link: https://www.tuicool.com/articles/3mieaqY
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baqYFzJ.png!web

is-incognito-mode

:bust_in_silhouette: Function to identify whether browser is in incognito mode :eyes:

How to use

To install library:

# yarn
yarn add is-incognito-mode

# npm
npm install is-incognito-mode --save
// ES6 modules
import isIncognito from 'is-incognito-mode';

// CommonJS modules
const isIncognito = require('is-incognito-mode').default;

/*
  Function returns Promise, which could be:
  - resolved with true, if Incognito mode is opened
  - resolved with false, if regular window is opened
  - rejected if no possibility to identify
*/
isIncognito()
  .then(isPrivate => {
    if (isPrivate) {
      alert('There is no porn! Why are you using Incognito mode?');
    } else {
      console.log('Incognito mode is NOT activated')
    }
  })
  .catch(e => {
    console.log(e.message);
  })

Demo

DEMO can be found here

Incognito Window Regular Window 32euqmA.png!webJjuUVvu.png!web

API

isIncognito: Promise<boolean>

Result Promise is 

true
false

Contributing

is-incognito-mode is open-source library, opened for contributions

License

is-incognito-mode is MIT licensed


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