| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| */ |
| |
| var exec = require('cordova/exec'), |
| cordova = require('cordova'), |
| channel = require('cordova/channel'), |
| utils = require('cordova/utils'); |
| |
| // Link the onLine property with the Cordova-supplied network info. |
| // This works because we clobber the navigator object with our own |
| // object in bootstrap.js. |
| // Browser platform do not need to define this property, because |
| // it is already supported by modern browsers |
| if (cordova.platformId !== 'browser' && typeof navigator != 'undefined') { |
| utils.defineGetter(navigator, 'onLine', function() { |
| return this.connection.type != 'none'; |
| }); |
| } |
| |
| function NetworkConnection() { |
| this.type = 'unknown'; |
| } |
| |
| /** |
| * Get connection info |
| * |
| * @param {Function} successCallback The function to call when the Connection data is available |
| * @param {Function} errorCallback The function to call when there is an error getting the Connection data. (OPTIONAL) |
| */ |
| NetworkConnection.prototype.getInfo = function(successCallback, errorCallback) { |
| exec(successCallback, errorCallback, "NetworkStatus", "getConnectionInfo", []); |
| }; |
| |
| var me = new NetworkConnection(); |
| var timerId = null; |
| var timeout = 500; |
| |
| channel.createSticky('onCordovaConnectionReady'); |
| channel.waitForInitialization('onCordovaConnectionReady'); |
| |
| channel.onCordovaReady.subscribe(function() { |
| me.getInfo(function(info) { |
| me.type = info; |
| if (info === "none") { |
| // set a timer if still offline at the end of timer send the offline event |
| timerId = setTimeout(function(){ |
| cordova.fireDocumentEvent("offline"); |
| timerId = null; |
| }, timeout); |
| } else { |
| // If there is a current offline event pending clear it |
| if (timerId !== null) { |
| clearTimeout(timerId); |
| timerId = null; |
| } |
| cordova.fireDocumentEvent("online"); |
| } |
| |
| // should only fire this once |
| if (channel.onCordovaConnectionReady.state !== 2) { |
| channel.onCordovaConnectionReady.fire(); |
| } |
| }, |
| function (e) { |
| // If we can't get the network info we should still tell Cordova |
| // to fire the deviceready event. |
| if (channel.onCordovaConnectionReady.state !== 2) { |
| channel.onCordovaConnectionReady.fire(); |
| } |
| console.log("Error initializing Network Connection: " + e); |
| }); |
| }); |
| |
| module.exports = me; |