integrate.js

/*
 * Copyright 2014-2018 Jiří Janoušek <janousek.jiri@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

'use strict';

(function (Nuvola) {
  // Translations
  const _ = Nuvola.Translate.gettext

  // Constants
  const RUN_IN_BACKGROUND = 'app.run_in_background'

  // Create new WebApp prototype
  const WebApp = Nuvola.$WebApp()

  WebApp._onInitAppRunner = function (emitter) {
    Nuvola.launcher.setActions(['quit'])
    Nuvola.WebApp._onInitAppRunner.call(this, emitter)
    Nuvola.config.setDefault(RUN_IN_BACKGROUND, true)
    Nuvola.core.connect('QuitRequest', this)
    Nuvola.core.connect('PreferencesForm', this)
  }

  // Initialization routines
  WebApp._onInitWebWorker = function (emitter) {
    Nuvola.WebApp._onInitWebWorker.call(this, emitter)

    const state = document.readyState
    if (state === 'interactive' || state === 'complete') {
      this._onPageReady()
    } else {
      document.addEventListener('DOMContentLoaded', this._onPageReady.bind(this))
    }

    // Override default window.alert() to propagate event alerts as desktop notifications
    this.notificationsEnabled = false
    Nuvola.core.isComponentActiveAsync('notifications').then(enabled => { this.notificationsEnabled = enabled }).catch(
      console.log.bind(console))
    Nuvola.core.connect('ComponentLoaded', this)
    Nuvola.core.connect('ComponentUnloaded', this)
    const alert = window.alert
    window.alert = (text) => {
      if (this.notificationsEnabled) {
        Nuvola.Notifications.showNotification(_('Google Calendar Alert'), text, 'appointment-soon', null, true)
      } else {
        alert(text)
      }
    }
  }

  // Page is ready for magic
  WebApp._onPageReady = function () {
    // Nothing to do for now.
  }

  WebApp._onPreferencesForm = function (emitter, values, entries) {
    this.appendPreferences(values, entries)
  }

  WebApp._onQuitRequest = function (emitter, result) {
    if (Nuvola.config.get(RUN_IN_BACKGROUND)) {
      result.approved = false
    }
  }

  WebApp.appendPreferences = function (values, entries) {
    values[RUN_IN_BACKGROUND] = Nuvola.config.get(RUN_IN_BACKGROUND)
    entries.push(['bool', RUN_IN_BACKGROUND, _('Run in background'), null, null])
  }

  WebApp._onNavigationRequest = function (emitter, request) {
    // Google Calendar uses target="_blank" for external links :-)
    request.approved = !request.newWindow
  }

  WebApp._onComponentUnloaded = function (emitter, component) {
    if (component === 'notifications') {
      this.notificationsEnabled = false
    }
  }

  WebApp._onComponentLoaded = function (emitter, component) {
    if (component === 'notifications') {
      this.notificationsEnabled = true
    }
  }

  WebApp.start()
})(this) // function(Nuvola)