Meteor `rootUrl` fix.

rootUrlFix.js

/**
 * @license
 * Copyright 2016 Xingchen Hong
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * This updates the `Meteor.absoluteUrl.defaultOptions.rootUrl` with the
 *     `rootUrl` in the settings so that `Meteor.absoluteUrl` works correctly in
 *     development mode.
 *
 * Should not cause any problems as long as `rootUrl` is set correctly.
 *
 * @author Xingchen Hong
 * @version 1.0.0
 * @see {@link https://gist.github.com/Zodiase/d6240c6952232e29517178eb1910c2fb} for updates.
 */

try {
  check(Meteor.settings, Match.ObjectIncluding({
    'public': Match.ObjectIncluding({
      'rootUrl': String
    })
  }));
  console.warn('Updating rootUrl from', Meteor.absoluteUrl.defaultOptions.rootUrl, 'to', Meteor.settings.public.rootUrl);
  Meteor.absoluteUrl.defaultOptions.rootUrl = Meteor.settings.public.rootUrl;
} catch (e) {
  // Do nothing.
}