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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed 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 com.android.settings.wifi;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.NetworkInfo;
import android.net.wifi.ScanResult;
import android.net.wifi.SupplicantState;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.os.Handler;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import com.android.settings.R;
import com.android.settingslib.wifi.AccessPoint;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.UnknownHostException;
import java.util.List;
/**
* Show the current status details of Wifi related fields
*/
public class WifiStatusTest extends Activity {
private static final String TAG = "WifiStatusTest";
private Button updateButton;
private TextView mWifiState;
private TextView mNetworkState;
private TextView mSupplicantState;
private TextView mRSSI;
private TextView mBSSID;
private TextView mSSID;
private TextView mHiddenSSID;
private TextView mIPAddr;
private TextView mMACAddr;
private TextView mNetworkId;
private TextView mTxLinkSpeed;
private TextView mRxLinkSpeed;
private TextView mScanList;
private TextView mPingHostname;
private TextView mHttpClientTest;
private Button pingTestButton;
private String mPingHostnameResult;
private String mHttpClientTestResult;
private WifiManager mWifiManager;
private IntentFilter mWifiStateFilter;
//============================
// Activity lifecycle
//============================
private final BroadcastReceiver mWifiStateReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(WifiManager.WIFI_STATE_CHANGED_ACTION)) {
handleWifiStateChanged(intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
WifiManager.WIFI_STATE_UNKNOWN));
} else if (intent.getAction().equals(WifiManager.NETWORK_STATE_CHANGED_ACTION)) {
handleNetworkStateChanged(
(NetworkInfo) intent.getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO));
} else if (intent.getAction().equals(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION)) {
handleScanResultsAvailable();
} else if (intent.getAction().equals(WifiManager.SUPPLICANT_CONNECTION_CHANGE_ACTION)) {
/* TODO: handle supplicant connection change later */
} else if (intent.getAction().equals(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION)) {
handleSupplicantStateChanged(
(SupplicantState) intent.getParcelableExtra(WifiManager.EXTRA_NEW_STATE),
intent.hasExtra(WifiManager.EXTRA_SUPPLICANT_ERROR),
intent.getIntExtra(WifiManager.EXTRA_SUPPLICANT_ERROR, 0));
} else if (intent.getAction().equals(WifiManager.RSSI_CHANGED_ACTION)) {
handleSignalChanged(intent.getIntExtra(WifiManager.EXTRA_NEW_RSSI, 0));
} else if (intent.getAction().equals(WifiManager.NETWORK_IDS_CHANGED_ACTION)) {
/* TODO: handle network id change info later */
} else {
Log.e(TAG, "Received an unknown Wifi Intent");
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mWifiManager = (WifiManager) getSystemService(WIFI_SERVICE);
mWifiStateFilter = new IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION);
mWifiStateFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
mWifiStateFilter.addAction(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION);
mWifiStateFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
mWifiStateFilter.addAction(WifiManager.RSSI_CHANGED_ACTION);
mWifiStateFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);
registerReceiver(mWifiStateReceiver, mWifiStateFilter,
Context.RECEIVER_EXPORTED_UNAUDITED);
setContentView(R.layout.wifi_status_test);
updateButton = (Button) findViewById(R.id.update);
updateButton.setOnClickListener(updateButtonHandler);
mWifiState = (TextView) findViewById(R.id.wifi_state);
mNetworkState = (TextView) findViewById(R.id.network_state);
mSupplicantState = (TextView) findViewById(R.id.supplicant_state);
mRSSI = (TextView) findViewById(R.id.rssi);
mBSSID = (TextView) findViewById(R.id.bssid);
mSSID = (TextView) findViewById(R.id.ssid);
mHiddenSSID = (TextView) findViewById(R.id.hidden_ssid);
mIPAddr = (TextView) findViewById(R.id.ipaddr);
mMACAddr = (TextView) findViewById(R.id.macaddr);
mNetworkId = (TextView) findViewById(R.id.networkid);
mTxLinkSpeed = (TextView) findViewById(R.id.tx_link_speed);
mRxLinkSpeed = (TextView) findViewById(R.id.rx_link_speed);
mScanList = (TextView) findViewById(R.id.scan_list);
mPingHostname = (TextView) findViewById(R.id.pingHostname);
mHttpClientTest = (TextView) findViewById(R.id.httpClientTest);
pingTestButton = (Button) findViewById(R.id.ping_test);
pingTestButton.setOnClickListener(mPingButtonHandler);
}
@Override
protected void onResume() {
super.onResume();
registerReceiver(mWifiStateReceiver, mWifiStateFilter,
Context.RECEIVER_EXPORTED_UNAUDITED);
}
@Override
protected void onPause() {
super.onPause();
unregisterReceiver(mWifiStateReceiver);
}
OnClickListener mPingButtonHandler = new OnClickListener() {
public void onClick(View v) {
updatePingState();
}
};
OnClickListener updateButtonHandler = new OnClickListener() {
public void onClick(View v) {
final WifiInfo wifiInfo = mWifiManager.getConnectionInfo();
setWifiStateText(mWifiManager.getWifiState());
mBSSID.setText(wifiInfo.getBSSID());
mHiddenSSID.setText(String.valueOf(wifiInfo.getHiddenSSID()));
int ipAddr = wifiInfo.getIpAddress();
StringBuffer ipBuf = new StringBuffer();
ipBuf.append(ipAddr & 0xff).append('.').
append((ipAddr >>>= 8) & 0xff).append('.').
append((ipAddr >>>= 8) & 0xff).append('.').
append((ipAddr >>>= 8) & 0xff);
mIPAddr.setText(ipBuf);
mTxLinkSpeed.setText(String.valueOf(wifiInfo.getTxLinkSpeedMbps())+" Mbps");
mRxLinkSpeed.setText(String.valueOf(wifiInfo.getRxLinkSpeedMbps())+" Mbps");
mMACAddr.setText(wifiInfo.getMacAddress());
mNetworkId.setText(String.valueOf(wifiInfo.getNetworkId()));
mRSSI.setText(String.valueOf(wifiInfo.getRssi()));
mSSID.setText(wifiInfo.getSSID());
SupplicantState supplicantState = wifiInfo.getSupplicantState();
setSupplicantStateText(supplicantState);
}
};
private void setSupplicantStateText(SupplicantState supplicantState) {
if(SupplicantState.FOUR_WAY_HANDSHAKE.equals(supplicantState)) {
mSupplicantState.setText("FOUR WAY HANDSHAKE");
} else if(SupplicantState.ASSOCIATED.equals(supplicantState)) {
mSupplicantState.setText("ASSOCIATED");
} else if(SupplicantState.ASSOCIATING.equals(supplicantState)) {
mSupplicantState.setText("ASSOCIATING");
} else if(SupplicantState.COMPLETED.equals(supplicantState)) {
mSupplicantState.setText("COMPLETED");
} else if(SupplicantState.DISCONNECTED.equals(supplicantState)) {
mSupplicantState.setText("DISCONNECTED");
} else if(SupplicantState.DORMANT.equals(supplicantState)) {
mSupplicantState.setText("DORMANT");
} else if(SupplicantState.GROUP_HANDSHAKE.equals(supplicantState)) {
mSupplicantState.setText("GROUP HANDSHAKE");
} else if(SupplicantState.INACTIVE.equals(supplicantState)) {
mSupplicantState.setText("INACTIVE");
} else if(SupplicantState.INVALID.equals(supplicantState)) {
mSupplicantState.setText("INVALID");
} else if(SupplicantState.SCANNING.equals(supplicantState)) {
mSupplicantState.setText("SCANNING");
} else if(SupplicantState.UNINITIALIZED.equals(supplicantState)) {
mSupplicantState.setText("UNINITIALIZED");
} else {
mSupplicantState.setText("BAD");
Log.e(TAG, "supplicant state is bad");
}
}
private void setWifiStateText(int wifiState) {
String wifiStateString;
switch(wifiState) {
case WifiManager.WIFI_STATE_DISABLING:
wifiStateString = getString(R.string.wifi_state_disabling);
break;
case WifiManager.WIFI_STATE_DISABLED:
wifiStateString = getString(R.string.wifi_state_disabled);
break;
case WifiManager.WIFI_STATE_ENABLING:
wifiStateString = getString(R.string.wifi_state_enabling);
break;
case WifiManager.WIFI_STATE_ENABLED:
wifiStateString = getString(R.string.wifi_state_enabled);
break;
case WifiManager.WIFI_STATE_UNKNOWN:
wifiStateString = getString(R.string.wifi_state_unknown);
break;
default:
wifiStateString = "BAD";
Log.e(TAG, "wifi state is bad");
break;
}
mWifiState.setText(wifiStateString);
}
private void handleSignalChanged(int rssi) {
mRSSI.setText(String.valueOf(rssi));
}
private void handleWifiStateChanged(int wifiState) {
setWifiStateText(wifiState);
}
private void handleScanResultsAvailable() {
List<ScanResult> list = mWifiManager.getScanResults();
StringBuffer scanList = new StringBuffer();
if (list != null) {
for (int i = list.size() - 1; i >= 0; i--) {
final ScanResult scanResult = list.get(i);
if (scanResult == null) {
continue;
}
if (TextUtils.isEmpty(scanResult.SSID)) {
continue;
}
scanList.append(scanResult.SSID+" ");
}
}
mScanList.setText(scanList);
}
private void handleSupplicantStateChanged(SupplicantState state, boolean hasError, int error) {
if (hasError) {
mSupplicantState.setText("ERROR AUTHENTICATING");
} else {
setSupplicantStateText(state);
}
}
private void handleNetworkStateChanged(NetworkInfo networkInfo) {
if (mWifiManager.isWifiEnabled()) {
WifiInfo info = mWifiManager.getConnectionInfo();
String summary = AccessPoint.getSummary(this, info.getSSID(),
networkInfo.getDetailedState(),
info.getNetworkId() == WifiConfiguration.INVALID_NETWORK_ID,
/* suggestionOrSpecifierPackageName */ null);
mNetworkState.setText(summary);
}
}
private final void updatePingState() {
final Handler handler = new Handler();
// Set all to unknown since the threads will take a few secs to update.
mPingHostnameResult = getResources().getString(R.string.radioInfo_unknown);
mHttpClientTestResult = getResources().getString(R.string.radioInfo_unknown);
mPingHostname.setText(mPingHostnameResult);
mHttpClientTest.setText(mHttpClientTestResult);
final Runnable updatePingResults = new Runnable() {
public void run() {
mPingHostname.setText(mPingHostnameResult);
mHttpClientTest.setText(mHttpClientTestResult);
}
};
Thread hostnameThread = new Thread() {
@Override
public void run() {
pingHostname();
handler.post(updatePingResults);
}
};
hostnameThread.start();
Thread httpClientThread = new Thread() {
@Override
public void run() {
httpClientTest();
handler.post(updatePingResults);
}
};
httpClientThread.start();
}
private final void pingHostname() {
try {
// TODO: Hardcoded for now, make it UI configurable
Process p = Runtime.getRuntime().exec("ping -c 1 -w 100 www.google.com");
int status = p.waitFor();
if (status == 0) {
mPingHostnameResult = "Pass";
} else {
mPingHostnameResult = "Fail: Host unreachable";
}
} catch (UnknownHostException e) {
mPingHostnameResult = "Fail: Unknown Host";
} catch (IOException e) {
mPingHostnameResult= "Fail: IOException";
} catch (InterruptedException e) {
mPingHostnameResult = "Fail: InterruptedException";
}
}
private void httpClientTest() {
HttpURLConnection urlConnection = null;
try {
// TODO: Hardcoded for now, make it UI configurable
URL url = new URL("https://www.google.com");
urlConnection = (HttpURLConnection) url.openConnection();
if (urlConnection.getResponseCode() == 200) {
mHttpClientTestResult = "Pass";
} else {
mHttpClientTestResult = "Fail: Code: " + urlConnection.getResponseMessage();
}
} catch (IOException e) {
mHttpClientTestResult = "Fail: IOException";
} finally {
if (urlConnection != null) {
urlConnection.disconnect();
}
}
}
}