| /* |
| 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. |
| */ |
| package org.apache.cordova.networkinformation; |
| |
| import org.apache.cordova.CallbackContext; |
| import org.apache.cordova.CordovaInterface; |
| import org.apache.cordova.CordovaPlugin; |
| import org.apache.cordova.PluginResult; |
| import org.apache.cordova.CordovaWebView; |
| import org.json.JSONArray; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.net.ConnectivityManager; |
| import android.net.NetworkInfo; |
| import android.util.Log; |
| |
| public class NetworkManager extends CordovaPlugin { |
| |
| public static int NOT_REACHABLE = 0; |
| public static int REACHABLE_VIA_CARRIER_DATA_NETWORK = 1; |
| public static int REACHABLE_VIA_WIFI_NETWORK = 2; |
| |
| public static final String WIFI = "wifi"; |
| public static final String WIMAX = "wimax"; |
| // mobile |
| public static final String MOBILE = "mobile"; |
| // 2G network types |
| public static final String GSM = "gsm"; |
| public static final String GPRS = "gprs"; |
| public static final String EDGE = "edge"; |
| // 3G network types |
| public static final String CDMA = "cdma"; |
| public static final String UMTS = "umts"; |
| public static final String HSPA = "hspa"; |
| public static final String HSUPA = "hsupa"; |
| public static final String HSDPA = "hsdpa"; |
| public static final String ONEXRTT = "1xrtt"; |
| public static final String EHRPD = "ehrpd"; |
| // 4G network types |
| public static final String LTE = "lte"; |
| public static final String UMB = "umb"; |
| public static final String HSPA_PLUS = "hspa+"; |
| // return type |
| public static final String TYPE_UNKNOWN = "unknown"; |
| public static final String TYPE_ETHERNET = "ethernet"; |
| public static final String TYPE_WIFI = "wifi"; |
| public static final String TYPE_2G = "2g"; |
| public static final String TYPE_3G = "3g"; |
| public static final String TYPE_4G = "4g"; |
| public static final String TYPE_NONE = "none"; |
| |
| private static final String LOG_TAG = "NetworkManager"; |
| |
| private CallbackContext connectionCallbackContext; |
| private boolean registered = false; |
| |
| ConnectivityManager sockMan; |
| BroadcastReceiver receiver; |
| private String lastStatus = ""; |
| |
| /** |
| * Constructor. |
| */ |
| public NetworkManager() { |
| this.receiver = null; |
| } |
| |
| /** |
| * Sets the context of the Command. This can then be used to do things like |
| * get file paths associated with the Activity. |
| * |
| * @param cordova The context of the main Activity. |
| * @param webView The CordovaWebView Cordova is running in. |
| */ |
| public void initialize(CordovaInterface cordova, CordovaWebView webView) { |
| super.initialize(cordova, webView); |
| this.sockMan = (ConnectivityManager) cordova.getActivity().getSystemService(Context.CONNECTIVITY_SERVICE); |
| this.connectionCallbackContext = null; |
| |
| // We need to listen to connectivity events to update navigator.connection |
| IntentFilter intentFilter = new IntentFilter(); |
| intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); |
| if (this.receiver == null) { |
| this.receiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| // (The null check is for the ARM Emulator, please use Intel Emulator for better results) |
| if(NetworkManager.this.webView != null) |
| updateConnectionInfo(sockMan.getActiveNetworkInfo()); |
| } |
| }; |
| cordova.getActivity().registerReceiver(this.receiver, intentFilter); |
| this.registered = true; |
| } |
| |
| } |
| |
| /** |
| * Executes the request and returns PluginResult. |
| * |
| * @param action The action to execute. |
| * @param args JSONArry of arguments for the plugin. |
| * @param callbackContext The callback id used when calling back into JavaScript. |
| * @return True if the action was valid, false otherwise. |
| */ |
| public boolean execute(String action, JSONArray args, CallbackContext callbackContext) { |
| if (action.equals("getConnectionInfo")) { |
| this.connectionCallbackContext = callbackContext; |
| NetworkInfo info = sockMan.getActiveNetworkInfo(); |
| PluginResult pluginResult = new PluginResult(PluginResult.Status.OK, this.getConnectionInfo(info)); |
| pluginResult.setKeepCallback(true); |
| callbackContext.sendPluginResult(pluginResult); |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Stop network receiver. |
| */ |
| public void onDestroy() { |
| if (this.receiver != null && this.registered) { |
| try { |
| this.cordova.getActivity().unregisterReceiver(this.receiver); |
| this.registered = false; |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Error unregistering network receiver: " + e.getMessage(), e); |
| } |
| } |
| } |
| |
| //-------------------------------------------------------------------------- |
| // LOCAL METHODS |
| //-------------------------------------------------------------------------- |
| |
| /** |
| * Updates the JavaScript side whenever the connection changes |
| * |
| * @param info the current active network info |
| * @return |
| */ |
| private void updateConnectionInfo(NetworkInfo info) { |
| // send update to javascript "navigator.network.connection" |
| // Jellybean sends its own info |
| String thisStatus = this.getConnectionInfo(info); |
| if(!thisStatus.equals(lastStatus)) |
| { |
| sendUpdate(thisStatus); |
| lastStatus = thisStatus; |
| } |
| |
| } |
| |
| /** |
| * Get the latest network connection information |
| * |
| * @param info the current active network info |
| * @return a JSONObject that represents the network info |
| */ |
| private String getConnectionInfo(NetworkInfo info) { |
| String type = TYPE_NONE; |
| if (info != null) { |
| // If we are not connected to any network set type to none |
| if (!info.isConnected()) { |
| type = TYPE_NONE; |
| } |
| else { |
| type = getType(info); |
| } |
| } |
| Log.d("CordovaNetworkManager", "Connection Type: " + type); |
| return type; |
| } |
| |
| /** |
| * Create a new plugin result and send it back to JavaScript |
| * |
| * @param connection the network info to set as navigator.connection |
| */ |
| private void sendUpdate(String type) { |
| if (connectionCallbackContext != null) { |
| PluginResult result = new PluginResult(PluginResult.Status.OK, type); |
| result.setKeepCallback(true); |
| connectionCallbackContext.sendPluginResult(result); |
| } |
| webView.postMessage("networkconnection", type); |
| } |
| |
| /** |
| * Determine the type of connection |
| * |
| * @param info the network info so we can determine connection type. |
| * @return the type of mobile network we are on |
| */ |
| private String getType(NetworkInfo info) { |
| if (info != null) { |
| String type = info.getTypeName(); |
| |
| if (type.toLowerCase().equals(WIFI)) { |
| return TYPE_WIFI; |
| } |
| else if (type.toLowerCase().equals(MOBILE)) { |
| type = info.getSubtypeName(); |
| if (type.toLowerCase().equals(GSM) || |
| type.toLowerCase().equals(GPRS) || |
| type.toLowerCase().equals(EDGE)) { |
| return TYPE_2G; |
| } |
| else if (type.toLowerCase().startsWith(CDMA) || |
| type.toLowerCase().equals(UMTS) || |
| type.toLowerCase().equals(ONEXRTT) || |
| type.toLowerCase().equals(EHRPD) || |
| type.toLowerCase().equals(HSUPA) || |
| type.toLowerCase().equals(HSDPA) || |
| type.toLowerCase().equals(HSPA)) { |
| return TYPE_3G; |
| } |
| else if (type.toLowerCase().equals(LTE) || |
| type.toLowerCase().equals(UMB) || |
| type.toLowerCase().equals(HSPA_PLUS)) { |
| return TYPE_4G; |
| } |
| } |
| } |
| else { |
| return TYPE_NONE; |
| } |
| return TYPE_UNKNOWN; |
| } |
| } |