downloadable

Check if url downloadable before download.

• resolve a promise with the HTTP headers when given URL is downloadable (should have 'content-type' and 'content-length')
• reject a promise with error message when given URL is not downloadable

Install

$ npm install --save downloadable

Test

$ npm test

Usage

    const downloadable = require("downloadable");
    const imageUrl = 'https://cdn1.iconfinder.com/data/icons/logotypes/32/square-facebook-512.png'

    downloadable(imageUrl).then(function(headers){
      console.log(headers['content-type'])
      console.log(headers['content-length'])
      // link is downloadable, do something ....
    },function(err){
      // link is not downloadable, do something else ....
    });

License

MIT