package org.average.whereami;
+import org.average.whereami.WhereAmIprefs;
+import org.average.whereami.APIBase;
+import org.average.whereami.Oracle;
+import org.average.whereami.PhoneLog;
+import org.average.whereami.LastLocation;
+
+import java.util.Random;
+
import android.app.Activity;
+import android.net.wifi.WifiManager;
+import android.os.Build;
import android.os.Bundle;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.SystemClock;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+import android.content.BroadcastReceiver;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.Context;
import android.content.res.Resources;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
import android.text.format.Time;
import android.util.Log;
import android.view.View;
+import android.view.KeyEvent;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
import android.view.Window;
import android.view.WindowManager;
import android.widget.TextView;
public class WhereAmI extends Activity
{
- private TextView tv, tvt, tvd;
+ final String TAG = getClass().getName();
+
+ private WifiManager wifiman;
+ private Boolean managewifi = false;
+ private Long updatedelay = 60000L;
+ private Integer runningtasks = 0;
+ private SharedPreferences prefs;
+ private PersistentStore store;
+ private Random random = new Random();
+ private Boolean revive = false;
+ private Context context;
+
+ private class UpdateTarget {
+ private TextView tv;
+ private Oracle updater;
+ private BgUpdate task;
+
+ private class BgUpdate extends AsyncTask<Void, Void, String> {
+ @Override
+ protected String doInBackground(Void... params) {
+ Log.v(TAG, "BgUpdate " + updater + " starting");
+ Utterance result = updater.getResult();
+ for (int i = 2; !result.success && i <= 3; i++) {
+ SystemClock.sleep(1000 + random.nextInt(1000));
+ result = updater.getResult();
+ }
+ if (!result.success) {
+ Log.e(TAG, "After third attempt still " +
+ result.message);
+ }
+ return result.message;
+ }
+
+ @Override
+ protected void onPostExecute(String str) {
+ Log.v(TAG, "BgUpdate callback executing");
+ tv.setText(str);
+ runningtasks--;
+ if (runningtasks <= 0) {
+ if (managewifi) {
+ boolean wifion = wifiman.setWifiEnabled(false);
+ Log.v(TAG, "disabling wifi result " + wifion);
+ }
+ Time tm = new Time();
+ tm.setToNow();
+ tvs.setText(R.string.lasttry);
+ tvs.append(tm.format(" %d/%m/%Y %H:%M"));
+ }
+ }
+
+ @Override
+ protected void onCancelled() {
+ Log.v(TAG, "BgUpdate callback cancelled");
+ runningtasks--;
+ }
+ }
+
+ public UpdateTarget(TextView tv, Oracle updater) {
+ this.tv = tv;
+ this.updater = updater;
+ }
+
+ public void launch() {
+ tv.setText(R.string.updating);
+ task = new BgUpdate();
+ task.execute();
+ }
+
+ public void cancel() {
+ task.cancel(true);
+ }
+ }
+ private UpdateTarget[] ut;
+
+ private TextView tvt, tvd, tvs;
private Resources res;
private String[] month;
private String[] wday;
- /** Called when the activity is first created. */
- @Override
- public void onCreate(Bundle savedInstanceState)
- {
- super.onCreate(savedInstanceState);
- requestWindowFeature(Window.FEATURE_NO_TITLE);
- getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
- getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
- setContentView(R.layout.main);
- res = getResources();
- month = res.getStringArray(R.array.month);
- wday = res.getStringArray(R.array.wday);
- tv = (TextView)findViewById(R.id.location);
- tvt = (TextView)findViewById(R.id.time);
- tvd = (TextView)findViewById(R.id.date);
- Log.v("WhereAmI", "created UI, about to start update task");
- updateClock.run();
- updateCal.run();
- updateInfo.run();
- Log.v("WhereAmI", "created UI, update task created");
- }
-
private Handler mHandler = new Handler();
+ private Runnable reviveSelf = new Runnable() {
+ public void run() {
+ Log.v(TAG, "trying to revive self");
+ Intent intent = new Intent(Intent.ACTION_MAIN);
+ intent.addCategory(Intent.CATEGORY_LAUNCHER );
+ intent.setClass(context, WhereAmI.class);
+ intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ intent.addFlags(Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
+ intent.addFlags(Intent.FLAG_FROM_BACKGROUND);
+ intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
+ startActivity(intent);
+ }
+ };
+
private Runnable updateClock = new Runnable () {
public void run() {
long now = System.currentTimeMillis();
private Runnable updateInfo = new Runnable () {
public void run() {
- Log.v("updateInfo", "starting");
- tv.setText(R.string.updating);
- new TimedUpdateTask().execute(5); // for delayed execution
- mHandler.postDelayed(this, 10000);
+ Log.v(TAG, "updateInfo starting");
+ if (managewifi) {
+ IntentFilter intentFilter =
+ new IntentFilter("android.net.conn.CONNECTIVITY_CHANGE");
+ registerReceiver(connChanged,intentFilter);
+ connChangedRegistered = true;
+ boolean wifion = wifiman.setWifiEnabled(true);
+ Log.v(TAG, "enabling wifi result " + wifion);
+ } else {
+ for (int i = 0; i < ut.length; i++) {
+ runningtasks++;
+ ut[i].launch();
+ }
+ }
+ mHandler.postDelayed(resetInfo, 50000);
+ mHandler.postDelayed(this, updatedelay);
}
};
- private class TimedUpdateTask extends AsyncTask<Integer, Void, String> {
- @Override
- protected String doInBackground(Integer... howlong) {
- Log.v("TimedUpdateTask", "starting");
- try {
- Thread.sleep(1000 * howlong[0]);
- } catch (InterruptedException e) {
- Log.e("TimedUpdateTask", "sleep interrupted");
+ private Runnable resetInfo = new Runnable () {
+ public void run() {
+ Log.v(TAG, "resetInfo starting");
+ if (connChangedRegistered) {
+ unregisterReceiver(connChanged);
+ connChangedRegistered = false;
+ }
+ if (runningtasks > 0) {
+ for (int i = 0; i < ut.length; i++) {
+ ut[i].cancel();
+ }
+ runningtasks = 0;
+ Time tm = new Time();
+ tm.setToNow();
+ tvs.setText(R.string.failtry);
+ tvs.append(tm.format(" %d/%m/%Y %H:%M"));
}
- Log.v("TimedUpdateTask", "about to return");
- return (Integer.toString(howlong[0]) + " seconds passed");
+ if (managewifi) {
+ boolean wifion = wifiman.setWifiEnabled(false);
+ Log.v(TAG, "disabling wifi result " + wifion);
+ }
+ }
+ };
+
+ private boolean connChangedRegistered = false;
+ private final BroadcastReceiver connChanged = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ ConnectivityManager cm = (ConnectivityManager)context.
+ getSystemService(Context.CONNECTIVITY_SERVICE);
+ NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
+ boolean isConnected = activeNetwork != null &&
+ activeNetwork.isConnectedOrConnecting();
+ Log.v(TAG, "Connectivity changed to " + isConnected);
+ if (isConnected) {
+ for (int i = 0; i < ut.length; i++) {
+ runningtasks++;
+ ut[i].launch();
+ }
+ }
+ }
+ };
+
+ /** Called when the activity is first created. */
+ @Override
+ public void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ context = this;
+ if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.FROYO) {
+ Log.v(TAG, "Disabling keepalive for build version " +
+ Build.VERSION.SDK_INT);
+ System.setProperty("http.keepAlive", "false");
+ } else {
+ Log.v(TAG, "Post-Froyo version " +
+ Build.VERSION.SDK_INT);
+ }
+ prefs = PreferenceManager.getDefaultSharedPreferences(this);
+ store = new PersistentStore(prefs);
+ wifiman = (WifiManager)getSystemService(Context.WIFI_SERVICE);
+ requestWindowFeature(Window.FEATURE_NO_TITLE);
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+ setContentView(R.layout.main);
+ res = getResources();
+ month = res.getStringArray(R.array.month);
+ wday = res.getStringArray(R.array.wday);
+ tvt = (TextView)findViewById(R.id.time);
+ tvd = (TextView)findViewById(R.id.date);
+ tvs = (TextView)findViewById(R.id.timestamp);
+ APIBase base = new APIBase(res, store);
+ ut = new UpdateTarget[] {
+ new UpdateTarget((TextView)findViewById(R.id.phonecall),
+ new PhoneLog(base)),
+ new UpdateTarget((TextView)findViewById(R.id.location),
+ new LastLocation(base))
+ };
+ }
+
+ /** Called when reactivated */
+ @Override
+ public void onResume() {
+ super.onResume();
+ boolean fullscreen = prefs.getBoolean("fullscreen", false);
+ managewifi = prefs.getBoolean("managewifi", false);
+ updatedelay = Long.parseLong(prefs.getString("updateperiod", "1200000"));
+ Log.v("WhereAmI", "fullscreen: " + fullscreen +
+ ", managewifi: " + managewifi +
+ ", updatedelay: " + updatedelay);
+ if (fullscreen) {
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
+ getWindow().clearFlags(WindowManager.LayoutParams.
+ FLAG_FORCE_NOT_FULLSCREEN);
+ } else {
+ getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
+ }
+ revive = true;
+ mHandler.post(updateClock);
+ mHandler.post(updateCal);
+ mHandler.post(updateInfo);
+ Log.v(TAG, "update tasks scheduled");
+ }
+
+ /** Called when put to background */
+ @Override
+ public void onPause() {
+ super.onPause();
+ Log.v(TAG, "going background");
+ resetInfo.run();
+ mHandler.removeCallbacks(updateClock);
+ mHandler.removeCallbacks(updateCal);
+ mHandler.removeCallbacks(updateInfo);
+ if (revive) {
+ Log.v(TAG, "scheduling revival");
+ mHandler.postDelayed(reviveSelf, 6000); // 6 second delay
}
-
- @Override
- protected void onPostExecute(String str) {
- Log.v("TimedUpdateTask", "callback executing");
- tv.setText(R.string.failure);
+ }
+
+ /** Called when the activity is destroyed. */
+ @Override
+ public void onDestroy() {
+ super.onDestroy();
+ Log.v(TAG, "going down");
+ }
+
+ /** Called when the menu is activated. */
+ @Override
+ public boolean onCreateOptionsMenu(Menu menu) {
+ MenuInflater inflater = getMenuInflater();
+ inflater.inflate(R.menu.main_menu, menu);
+ return true;
+ }
+
+ /** Called when the menu item is selected */
+ @Override
+ public boolean onOptionsItemSelected(MenuItem item) {
+ switch (item.getItemId()) {
+ case R.id.quit:
+ revive = false;
+ finish();
+ return true;
+ case R.id.authorize:
+ Log.v(TAG, "authorize requested");
+ startActivity(new Intent(this, Authorize.class));
+ return true;
+ case R.id.settings:
+ Log.v(TAG, "settings requested");
+ startActivity(new Intent(this, WhereAmIprefs.class));
+ return true;
+ default:
+ return super.onOptionsItemSelected(item);
+ }
+ }
+
+ /** Override "back" button. Can still quit via menu. */
+ @Override
+ public boolean onKeyDown(int keyCode, KeyEvent event) {
+ if (keyCode == KeyEvent.KEYCODE_BACK) {
+ return true;
}
+ return super.onKeyDown(keyCode, event);
}
}