framework/ember/app/controllers/application.js

import Ember from 'ember';

export default Ember.Controller.extend({

  // The title of the forum.
  // TODO: Preload this value in the index.html payload from Laravel config.
  forumTitle: 'Flarum Demo Forum',

  // The title of the current page. This should be set as appropriate in
  // controllers/views.
  pageTitle: '',

  backButtonTarget: null,

  searchQuery: '',
  searchActive: false,

  actions: {
    search: function(query) {
      this.transitionToRoute('index', {queryParams: {searchQuery: query, sort: query ? 'relevance' : 'recent'}});
    }
  }
});