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authorJules Laplace <jules@okfoc.us>2015-09-10 14:58:03 -0400
committerJules Laplace <jules@okfoc.us>2015-09-10 14:58:03 -0400
commitd73a4b1c5a2540077607dcc4001acbae85980ae4 (patch)
treec30089f1742f9430bb18679dc6664157a5dc66f4 /StoneIsland/plugins/cordova-plugin-network-information/www/browser
parent124e6c0a8d9577b4a30e0b265f5c23d637c41966 (diff)
app skeleton
Diffstat (limited to 'StoneIsland/plugins/cordova-plugin-network-information/www/browser')
-rw-r--r--StoneIsland/plugins/cordova-plugin-network-information/www/browser/network.js92
1 files changed, 92 insertions, 0 deletions
diff --git a/StoneIsland/plugins/cordova-plugin-network-information/www/browser/network.js b/StoneIsland/plugins/cordova-plugin-network-information/www/browser/network.js
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+++ b/StoneIsland/plugins/cordova-plugin-network-information/www/browser/network.js
@@ -0,0 +1,92 @@
+/*
+ * 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.
+ *
+*/
+
+/*global module, require*/
+
+var cordova = require('cordova'),
+ Connection = require('./Connection');
+
+var DOCUMENT_EVENTS_CHECK_INTERVAL = 500; // ms
+// Flag that indicates that ew need to re-fire online/offline events at document level
+// (Workaround for Chrome, since it fires such events only for window object)
+var NEED_FIRE_DOCUMENT_EVENT_MANUALLY = false;
+
+function NetworkConnection() {
+ this.type = Connection.UNKNOWN;
+}
+
+/**
+ * Get connection info
+ *
+ * @param {Function} successCallback The function to call when the Connection data is available
+ */
+NetworkConnection.prototype.getInfo = function(successCallback) {
+ successCallback(this.type);
+};
+
+Object.defineProperty(NetworkConnection.prototype, 'type', {
+ get: function () {
+ // It is not possible to determine real connection type in browser
+ // so we always report Connection.UNKNOWN when online
+ return (window.navigator.onLine === false ? Connection.NONE : Connection.UNKNOWN);
+ },
+ configurable: true,
+ enumerable: true
+});
+
+// This function tries to detect if document online/offline events is being fired
+// after corresponding window events, and if not, then fires them manually
+// This is workaround for Chrome, which fires only window online/offline events
+// and regarding to plugin spec we need these events at document object
+var eventRedirectHandler = function (e) {
+ // NEED_FIRE_DOCUMENT_EVENT_MANUALLY flag is already set,
+ // just fire corresponding document event and return
+ if (NEED_FIRE_DOCUMENT_EVENT_MANUALLY) {
+ cordova.fireDocumentEvent(e.type);
+ return;
+ }
+
+ // Flag that indicates whether corresponding document even is fired
+ var documentStateEventFired = false;
+ var setDocumentStateEventFired = function() {
+ documentStateEventFired = true;
+ };
+ document.addEventListener(e.type, setDocumentStateEventFired);
+ setTimeout(function () {
+ // Remove unnecessary listener
+ document.removeEventListener(e.type, setDocumentStateEventFired);
+ // if document event hasn't been fired in specified interval (500 ms by default),
+ // then we're in chrome and need to fire it manually
+ if (!documentStateEventFired) {
+ NEED_FIRE_DOCUMENT_EVENT_MANUALLY = true;
+ cordova.fireDocumentEvent(e.type);
+ }
+ }, DOCUMENT_EVENTS_CHECK_INTERVAL);
+};
+
+// Subscribe to native online/offline events
+window.addEventListener('online', eventRedirectHandler);
+window.addEventListener('offline', eventRedirectHandler);
+
+var me = new NetworkConnection();
+
+require("cordova/exec/proxy").add("NetworkStatus", { getConnectionInfo: me.getConnectionInfo });
+
+module.exports = me;