orc-width-height-redirection.js

(function () {
  try {
    var orcWidth = parseInt(window.location.search.match(/width=(\d+)/)[1], 10);
    var orcHeight = parseInt(window.location.search.match(/height=(\d+)/)[1], 10);
    var hasFailed = window.location.search.match(/oswidthheight=(\w+)/);

    if (hasFailed && hasFailed.length) {
      console.log('ignore width height verification because it has failed once before');
      return;
    }

    if (orcWidth !== window.innerWidth || orcHeight !== window.innerHeight) {
      // If browse and Orc dimension do not match up, reload but without the
      // width, height and size query string and hash
      var search = window.location.search
        .replace(/width=\d+&?/, '')
        .replace(/height=\d+&?/, '')
        .replace(/size=\w+&?/, '');
      search += '&oswidthheight=failed';
      var newUrl = window.location.protocol + '//' + window.location.host + window.location.pathname + search;
      window.location.href = newUrl;
    }
  } catch (e) {
    console.error('Failed to verify dimension from Orc', e);
  }
})();