pwabuilder-lib/lib/manifestTools/manifestCreator/scrapers/description.js

PWA Builder Core Library

'use strict';

var Cheerio = require('cheerio');

var description = function(obj, callback) {

  var $ = Cheerio.load(obj.html);
  var desc = $('meta[name="description"]').attr('content');
  var abstract = $('meta[name="abstract"]').attr('content');
  var topic = $('meta[name="topic"]').attr('content');
  var summary = $('meta[name="summary"]').attr('content');
  var subj = $('meta[name="subject"]').attr('content');
  var dcDesc = $('meta[name="dc.description"]').attr('content');
  var ogDesc = $('meta[property="og:description"]').attr('content');
  var twitterDesc = $('meta[property="twitter:description"]').attr('content');
  var schemaDesc = $('meta[itemprop="description"]').attr('content');
  var msToolTip = $('meta[name=msapplication-tooltip]').attr('content');

  desc = desc || dcDesc || subj || abstract || summary || ogDesc || twitterDesc || schemaDesc || msToolTip || topic || '';

  if (callback) {
    callback(null, desc);
  }

  return desc;
};

module.exports = description;