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node_modules/node-notifier/notifiers/notificationcenter.js 2.43 KB
aaac7fed   liuqimichale   add
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  /**
   * A Node.js wrapper for terminal-notify (with fallback).
   */
  var utils = require('../lib/utils');
  var Growl = require('./growl');
  var path = require('path');
  var notifier = path.join(
    __dirname,
    '../vendor/terminal-notifier.app/Contents/MacOS/terminal-notifier'
  );
  
  var EventEmitter = require('events').EventEmitter;
  var util = require('util');
  
  var errorMessageOsX =
    'You need Mac OS X 10.8 or above to use NotificationCenter,' +
    ' or use Growl fallback with constructor option {withFallback: true}.';
  
  module.exports = NotificationCenter;
  
  function NotificationCenter(options) {
    options = utils.clone(options || {});
    if (!(this instanceof NotificationCenter)) {
      return new NotificationCenter(options);
    }
    this.options = options;
  
    EventEmitter.call(this);
  }
  util.inherits(NotificationCenter, EventEmitter);
  var activeId = null;
  
  function noop() {}
  NotificationCenter.prototype.notify = function(options, callback) {
    var fallbackNotifier;
    var id = identificator();
    options = utils.clone(options || {});
    activeId = id;
  
    if (typeof options === 'string') {
      options = { title: 'node-notifier', message: options };
    }
    callback = callback || noop;
  
    if (typeof callback !== 'function') {
      throw new TypeError(
        'The second argument must be a function callback. You have passed ' +
          typeof fn
      );
    }
  
    var actionJackedCallback = utils.actionJackerDecorator(
      this,
      options,
      callback,
      function(data) {
        if (activeId !== id) return false;
  
        if (data === 'activate') {
          return 'click';
        }
        if (data === 'timeout') {
          return 'timeout';
        }
        if (data === 'replied') {
          return 'replied';
        }
        return false;
      }
    );
  
    options = utils.mapToMac(options);
  
    if (!options.message && !options.group && !options.list && !options.remove) {
      callback(new Error('Message, group, remove or list property is required.'));
      return this;
    }
  
    var argsList = utils.constructArgumentList(options);
    if (utils.isMountainLion()) {
      utils.fileCommandJson(
        this.options.customPath || notifier,
        argsList,
        actionJackedCallback
      );
      return this;
    }
  
    if (fallbackNotifier || !!this.options.withFallback) {
      fallbackNotifier = fallbackNotifier || new Growl(this.options);
      return fallbackNotifier.notify(options, callback);
    }
  
    callback(new Error(errorMessageOsX));
    return this;
  };
  
  function identificator() {
    return { _ref: 'val' };
  }