Set a class on body if Ember app is embedded in iframe, so as to hide certain elements and/or take/suppress other actions.

gistfile1.js

// config/environment.js
module.exports = function(environment) {
  
  var ENV = {
    
    // ...

    APP: {
      inIframe: false
    }

    // ...

  };
  return ENV;
};

// app/app.js
import Ember from "ember";
import Resolver from "ember/resolver";
import loadInitializers from "ember/load-initializers";
import config from "./config/environment";

var App;

Ember.MODEL_FACTORY_INJECTIONS = true;

App = Ember.Application.extend({
  modulePrefix   : config.modulePrefix,
  podModulePrefix: config.podModulePrefix,
  Resolver       : Resolver,
  
  ready: function() {
    if ( window.self !== window.top ) {
      this.inIframe = true;
      Ember.$("body").addClass("in-iframe");
    }
  }
});

loadInitializers(App, config.modulePrefix);

export default App;