src/ro/ieval/fonbot/Heavy.java

   1 package ro.ieval.fonbot;
   2
   3 import static ro.ieval.fonbot.R.string.*;
   4 import static ro.ieval.fonbot.Utils.toNonNull;
   5
   6 import java.io.File;
   7 import java.io.FileInputStream;
   8 import java.io.FileNotFoundException;
   9 import java.io.IOException;
  10 import java.lang.reflect.InvocationTargetException;
  11 import java.lang.reflect.Method;
  12 import java.net.InetSocketAddress;
  13 import java.net.Socket;
  14 import java.net.UnknownHostException;
  15 import java.nio.channels.FileChannel;
  16 import java.nio.channels.SocketChannel;
  17 import java.util.ArrayList;
  18 import java.util.Date;
  19
  20 import org.eclipse.jdt.annotation.Nullable;
  21
  22 import ro.ieval.fonbot.Utils.Command;
  23 import ro.ieval.fonbot.Utils.MessageType;
  24 import ro.ieval.fonbot.Utils.OngoingEvent;
  25 import ro.ieval.fonbot.Utils.RingerMode;
  26 import ro.ieval.fonbot.Utils.WipeType;
  27 import android.annotation.SuppressLint;
  28 import android.app.AlarmManager;
  29 import android.app.NotificationManager;
  30 import android.app.PendingIntent;
  31 import android.app.admin.DevicePolicyManager;
  32 import android.bluetooth.BluetoothAdapter;
  33 import android.content.ActivityNotFoundException;
  34 import android.content.Context;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.database.Cursor;
  38 import android.graphics.ImageFormat;
  39 import android.hardware.Camera;
  40 import android.hardware.Camera.PictureCallback;
  41 import android.location.Location;
  42 import android.location.LocationListener;
  43 import android.location.LocationManager;
  44 import android.location.LocationProvider;
  45 import android.media.AudioManager;
  46 import android.media.Ringtone;
  47 import android.media.RingtoneManager;
  48 import android.net.ConnectivityManager;
  49 import android.net.Uri;
  50 import android.net.wifi.WifiManager;
  51 import android.os.AsyncTask;
  52 import android.os.BatteryManager;
  53 import android.os.Bundle;
  54 import android.os.Handler;
  55 import android.os.PowerManager;
  56 import android.os.Vibrator;
  57 import android.preference.PreferenceManager;
  58 import android.provider.BaseColumns;
  59 import android.provider.CallLog.Calls;
  60 import android.provider.ContactsContract.CommonDataKinds;
  61 import android.provider.ContactsContract.CommonDataKinds.BaseTypes;
  62 import android.provider.ContactsContract.CommonDataKinds.Phone;
  63 import android.provider.ContactsContract.Contacts;
  64 import android.provider.ContactsContract.Data;
  65 import android.provider.Settings.Secure;
  66 import android.speech.tts.TextToSpeech;
  67 import android.speech.tts.TextToSpeech.OnInitListener;
  68 import android.support.v4.app.NotificationCompat;
  69 import android.telephony.SmsManager;
  70 import android.telephony.TelephonyManager;
  71 import android.util.Log;
  72 import android.view.SurfaceView;
  73 import android.widget.Toast;
  74
  75 import com.android.internal.telephony.ITelephony;
  76
  77 /*
  78  * Copyright © 2013 Marius Gavrilescu
  79  *
  80  * This file is part of FonBot.
  81  *
  82  * FonBot is free software: you can redistribute it and/or modify
  83  * it under the terms of the GNU General Public License as published by
  84  * the Free Software Foundation, either version 3 of the License, or
  85  * (at your option) any later version.
  86  *
  87  * FonBot is distributed in the hope that it will be useful,
  88  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  89  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  90  * GNU General Public License for more details.
  91  *
  92  * You should have received a copy of the GNU General Public License
  93  * along with FonBot.  If not, see <http://www.gnu.org/licenses/>.
  94  */
  95
  96 /**
  97  * Implementation of all FonBot commands. The methods of this class do not do argument checking.
  98  *
  99  * @author Marius Gavrilescu <marius@ieval.ro>
 100  */
 101 final class Heavy {
 102         /**
 103          * LocationListener that sends notifications to the user.
 104          *
 105          * @author Marius Gavrilescu <marius@ieval.ro>
 106          */
 107         private static final class FonBotLocationListener implements LocationListener {
 108                 /** Context instance */
 109                 private final Context context;
 110                 /** Destination address for notifications */
 111                 private final Address replyTo;
 112
 113                 /**
 114                  * Construct a FonBotLocationListener.
 115                  *
 116                  * @param context Context instance
 117                  * @param replyTo the reply address
 118                  */
 119                 FonBotLocationListener(final Context context, final Address replyTo) {
 120                         this.context=context;
 121                         this.replyTo=replyTo;
 122                 }
 123
 124                 @Override
 125                 public void onLocationChanged(@Nullable final Location loc) {
 126                         if(loc==null)
 127                                 return;
 128                         final StringBuilder sb=new StringBuilder(toNonNull(context.getString(location)));
 129                         sb.append(": ");
 130                         sb.append(toNonNull(context.getString(latitude)));
 131                         sb.append(": ");
 132                         sb.append(loc.getLatitude());
 133                         sb.append(", ");
 134                         sb.append(toNonNull(context.getString(longitude)));
 135                         sb.append(": ");
 136                         sb.append(loc.getLongitude());
 137
 138                         if(loc.hasAccuracy()){
 139                                 sb.append(", ");
 140                                 sb.append(toNonNull(context.getString(accuracy)));
 141                                 sb.append(": ");
 142                                 sb.append(loc.getAccuracy());
 143                         }
 144
 145                         if(loc.hasAltitude()){
 146                                 sb.append(", ");
 147                                 sb.append(toNonNull(context.getString(altitude)));
 148                                 sb.append(": ");
 149                                 sb.append(loc.getAltitude());
 150                         }
 151
 152                         if(loc.hasBearing()){
 153                                 sb.append(", ");
 154                                 sb.append(toNonNull(context.getString(bearing)));
 155                                 sb.append(": ");
 156                                 sb.append(loc.getBearing());
 157                         }
 158
 159                         if(loc.hasSpeed()){
 160                                 sb.append(", ");
 161                                 sb.append(toNonNull(context.getString(speed)));
 162                                 sb.append(": ");
 163                                 sb.append(loc.getSpeed());
 164                         }
 165
 166                         final Date locationDate=new Date(loc.getTime());
 167                         sb.append(" ");
 168                         sb.append(toNonNull(context.getString(at)));
 169                         sb.append(locationDate.toString());
 170                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), toNonNull(sb.toString()));
 171                 }
 172
 173                 @Override
 174                 public void onProviderDisabled(@Nullable final String provider) {
 175                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), location_provider_disabled, provider);
 176                 }
 177
 178                 @Override
 179                 public void onProviderEnabled(@Nullable final String provider) {
 180                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), location_provider_enabled, provider);
 181                 }
 182
 183                 @Override
 184                 public void onStatusChanged(@Nullable final String provider, final int status, @Nullable final Bundle extras) {
 185                         final int state;
 186                         switch(status){
 187                         case LocationProvider.AVAILABLE:
 188                                 state=location_provider_available;
 189                                 break;
 190                         case LocationProvider.TEMPORARILY_UNAVAILABLE:
 191                                 state=location_provider_temporary_unavailable;
 192                                 break;
 193                         case LocationProvider.OUT_OF_SERVICE:
 194                                 state=location_provider_out_of_service;
 195                                 break;
 196                         default:
 197                                 state=location_provider_unknown_state;
 198                         }
 199                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), state, provider);
 200                 }
 201         }
 202         /**
 203          * Currently active FonBotLocationListener
 204          */
 205         private static FonBotLocationListener locationListener = null;
 206
 207         /**
 208          * AsyncTask that sends a byte[] to a server
 209          *
 210          * @author Marius Gavrilescu <marius@ieval.ro>
 211          *
 212          */
 213         private static class SendDataAsyncTask extends AsyncTask<Void, Void, Void>{
 214                 /**
 215                  * Context instance used by this class
 216                  */
 217                 private final Context context;
 218                 /**
 219                  * Server hostname
 220                  */
 221                 private final String hostname;
 222                 /**
 223                  * Server port
 224                  */
 225                 private final int port;
 226                 /**
 227                  * Data to send
 228                  */
 229                 private final byte[] data;
 230                 /**
 231                  * Address for sending back errors and success messages
 232                  */
 233                 private final Address replyTo;
 234
 235                 /**
 236                  * Constructs a SendDataAsyncTasks from its parameters
 237                  *
 238                  * @param context the context
 239                  * @param replyTo the reply Address
 240                  * @param hostname the server hostname
 241                  * @param port the server port
 242                  * @param data the data to send
 243                  */
 244                 public SendDataAsyncTask(final Context context,final Address replyTo, final String hostname, final int port, final byte[] data) {//NOPMD array is immutable
 245                         super();
 246                         this.context=context;
 247                         this.hostname=hostname;
 248                         this.port=port;
 249                         this.data=data;
 250                         this.replyTo=replyTo;
 251                 }
 252
 253                 @Override
 254                 protected @Nullable Void doInBackground(@Nullable final Void... params) {
 255                         final Socket sock;
 256                         try {
 257                                 sock = new Socket(hostname, port);
 258                                 try {
 259                                         sock.getOutputStream().write(data);
 260                                 } catch (IOException e) {
 261                                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), error_writing_to_socket, e.getMessage());
 262                                         return null;
 263                                 }
 264
 265                                 try {
 266                                         sock.close();
 267                                 } catch (IOException e) {
 268                                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), cannot_close_socket, e.getMessage());
 269                                         return null;
 270                                 }
 271                         } catch (UnknownHostException e) {
 272                                 Utils.sendMessage(toNonNull(context), toNonNull(replyTo), unknown_host, hostname);
 273                                 return null;
 274                         } catch (IOException e) {
 275                                 Utils.sendMessage(toNonNull(context), toNonNull(replyTo), cannot_connect_to_host_on_port, hostname, Integer.valueOf(port));
 276                                 return null;
 277                         }
 278                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), photo_sent);
 279                         return null;
 280                 }
 281         }
 282
 283         /**
 284          * PictureCallback that sends the picture to a server.
 285          *
 286          * @author Marius Gavrilescu <marius@ieval.ro>
 287          */
 288         private static final class FonBotPictureCallback implements PictureCallback{
 289                 /** Server hostname */
 290                 private final String hostname;
 291                 /** Server port */
 292                 private final int port;
 293                 /** Context instance */
 294                 private final Context context;
 295                 /** Reply address */
 296                 private final Address replyTo;
 297
 298                 /**
 299                  * Construct a FonBotPictureCallback.
 300                  *
 301                  * @param context Context instance
 302                  * @param replyTo reply Address
 303                  * @param hostname server hostname
 304                  * @param port server port
 305                  */
 306                 FonBotPictureCallback(final Context context, final Address replyTo, final String hostname, final int port) {
 307                         this.hostname=hostname;
 308                         this.port=port;
 309                         this.context=context;
 310                         this.replyTo=replyTo;
 311                 }
 312
 313                 @Override
 314                 @SuppressWarnings("hiding")
 315                 public void onPictureTaken(final @Nullable byte[] data, final @Nullable Camera camera) {
 316                         if(camera==null || data==null)
 317                                 return;
 318                         camera.stopPreview();
 319                         stopCamera();
 320                         Utils.sendMessage(toNonNull(context), toNonNull(replyTo), sending_photo);
 321                         new SendDataAsyncTask(toNonNull(context), toNonNull(replyTo), toNonNull(hostname), port, data).execute();
 322                 }
 323         }
 324
 325         /**
 326          * Get help for a particular command
 327          *
 328          * @param context Context instance
 329          * @param replyTo reply Address
 330          * @param command command to get help for
 331          */
 332         public static void help(final Context context, final Address replyTo, final Command command){//NOPMD method is a big switch statement. Nothing confusing.
 333                 switch(command){
 334                 case ANSWER:
 335                         Utils.sendMessage(context, replyTo, answer_help);
 336                         break;
 337                 case BATT:
 338                         Utils.sendMessage(context, replyTo, batt_help);
 339                         break;
 340                 case BLUETOOTH:
 341                         Utils.sendMessage(context, replyTo, bluetooth_help);
 342                         break;
 343                 case CALLLOG:
 344                         Utils.sendMessage(context, replyTo, calllog_help);
 345                         break;
 346                 case CONTACTS:
 347                         Utils.sendMessage(context, replyTo, contacts_help);
 348                         break;
 349                 case DATA:
 350                         Utils.sendMessage(context, replyTo, data_help);
 351                         break;
 352                 case DELNOTIFICATION:
 353                         Utils.sendMessage(context, replyTo, delnotification_help, Utils.join(", ", toNonNull(MessageType.values())));
 354                         break;
 355                 case DIAL:
 356                         Utils.sendMessage(context, replyTo, dial_help);
 357                         break;
 358                 case DIALOG:
 359                         Utils.sendMessage(context, replyTo, dialog_help);
 360                         break;
 361                 case DISABLE:
 362                         Utils.sendMessage(context, replyTo, disable_help, Utils.join(", ", toNonNull(Command.values())));
 363                         break;
 364                 case ECHO:
 365                         Utils.sendMessage(context, replyTo, echo_help);
 366                         break;
 367                 case ENABLE:
 368                         Utils.sendMessage(context, replyTo, enable_help, Utils.join(", ", toNonNull(Command.values())));
 369                         break;
 370                 case FLASH:
 371                         Utils.sendMessage(context, replyTo, flash_help);
 372                         break;
 373                 case GLOCATION:
 374                         Utils.sendMessage(context, replyTo, glocation_help);
 375                         break;
 376                 case GPS:
 377                         Utils.sendMessage(context, replyTo, gps_help);
 378                         break;
 379                 case HANGUP:
 380                         Utils.sendMessage(context, replyTo, hangup_help);
 381                         break;
 382                 case HELP:
 383                         Utils.sendMessage(context, replyTo, help_help, Utils.join(", ",toNonNull(Command.values())));
 384                         break;
 385                 case LAUNCH:
 386                         Utils.sendMessage(context, replyTo, launch_help);
 387                         break;
 388                 case LOCATION:
 389                         Utils.sendMessage(context, replyTo, location_help, Utils.join(", ",toNonNull(Utils.LocationProvider.values())));
 390                         break;
 391                 case LOCK:
 392                         Utils.sendMessage(context, replyTo, lock_help);
 393                         break;
 394                 case LS:
 395                         Utils.sendMessage(context, replyTo, ls_help);
 396                         break;
 397                 case NCFILE:
 398                         Utils.sendMessage(context, replyTo, ncfile_help);
 399                         break;
 400                 case NEXT:
 401                         Utils.sendMessage(context, replyTo, next_help);
 402                         break;
 403                 case NOLOCATION:
 404                         Utils.sendMessage(context, replyTo, nolocation_help);
 405                         break;
 406                 case PAUSE:
 407                         Utils.sendMessage(context, replyTo, pause_help);
 408                         break;
 409                 case PHOTO:
 410                         Utils.sendMessage(context, replyTo, photo_help);
 411                         break;
 412                 case PLAY:
 413                         Utils.sendMessage(context, replyTo, play_help);
 414                         break;
 415                 case POLL:
 416                         Utils.sendMessage(context, replyTo, poll_help);
 417                         break;
 418                 case PREV:
 419                         Utils.sendMessage(context, replyTo, prev_help);
 420                         break;
 421                 case RING:
 422                         Utils.sendMessage(context, replyTo, ring_help);
 423                         break;
 424                 case RINGER:
 425                         Utils.sendMessage(context, replyTo, ringer_help, Utils.join(", ", toNonNull(RingerMode.values())));
 426                         break;
 427                 case RM:
 428                         Utils.sendMessage(context, replyTo, rm_help);
 429                         break;
 430                 case SETNOTIFICATION:
 431                         Utils.sendMessage(context, replyTo, setnotification_help, Utils.join(", ", toNonNull(MessageType.values())));
 432                         break;
 433                 case SETPASSWORD:
 434                         Utils.sendMessage(context, replyTo, setpassword_help);
 435                         break;
 436                 case SMS:
 437                         Utils.sendMessage(context, replyTo, sms_help);
 438                         break;
 439                 case SMSLOG:
 440                         Utils.sendMessage(context, replyTo, smslog_help);
 441                         break;
 442                 case SPEAK:
 443                         Utils.sendMessage(context, replyTo, speak_help);
 444                         break;
 445                 case TOAST:
 446                         Utils.sendMessage(context, replyTo, toast_help);
 447                         break;
 448                 case VIBRATE:
 449                         Utils.sendMessage(context, replyTo, vibrate_help);
 450                         break;
 451                 case VIEW:
 452                         Utils.sendMessage(context, replyTo, view_help);
 453                         break;
 454                 case WIFI:
 455                         Utils.sendMessage(context, replyTo, wifi_help);
 456                         break;
 457                 case WIPE:
 458                         Utils.sendMessage(context, replyTo, wipe_help, Utils.WIPE_CONFIRM_STRING);
 459                         break;
 460                 case REBOOT:
 461                         Utils.sendMessage(context, replyTo, reboot_help);
 462                         break;
 463                 case SHUTDOWN:
 464                         Utils.sendMessage(context, replyTo, shutdown_help);
 465                         break;
 466                 case NOTIFY:
 467                         Utils.sendMessage(context, replyTo, notify_help);
 468                 }
 469         }
 470
 471         /**
 472          * Camera instance.
 473          *
 474          * @see #startCamera(Context, Address)
 475          * @see #stopCamera()
 476          */
 477         private static Camera camera;
 478         /**
 479          * Ringtone used by the {@link Utils.Command#RING RING} command.
 480          *
 481          * @see #setupRingtone(Context)
 482          */
 483         private static Ringtone ringtone;
 484         /**
 485          * Saved ringer volume.
 486          *
 487          * @see #startAlarm(Context, Address)
 488          * @see #stopAlarm(Context, Address)
 489          */
 490         private static int savedRingVolume;
 491         /**
 492          * Saved ringer mode.
 493          *
 494          * @see #startAlarm(Context, Address)
 495          * @see #stopAlarm(Context, Address)
 496          */
 497         private static int savedRingerMode;
 498
 499         /** Private constructor */
 500         private Heavy(){
 501                 //do nothing
 502         }
 503
 504         /**
 505          * Convert a phone number type to a string
 506          *
 507          * @param context Context instance
 508          * @param type phone number type
 509          * @param label name of a custom phone type
 510          * @return the phone number type
 511          */
 512         private static @Nullable String phoneNumberType(final Context context, final int type, final @Nullable String label) {
 513                 switch(type){
 514                 case BaseTypes.TYPE_CUSTOM:
 515                         return label;
 516                 case Phone.TYPE_ASSISTANT:
 517                         return context.getString(phone_numer_type_assistant);
 518                 case Phone.TYPE_CALLBACK:
 519                         return context.getString(phone_number_type_callback);
 520                 case Phone.TYPE_CAR:
 521                         return context.getString(phone_number_type_car);
 522                 case Phone.TYPE_COMPANY_MAIN:
 523                         return context.getString(phone_number_type_company_main);
 524                 case Phone.TYPE_FAX_HOME:
 525                         return context.getString(phone_number_type_home_fax);
 526                 case Phone.TYPE_FAX_WORK:
 527                         return context.getString(phone_number_type_work_fax);
 528                 case Phone.TYPE_HOME:
 529                         return context.getString(phone_number_type_home);
 530                 case Phone.TYPE_ISDN:
 531                         return context.getString(phone_number_type_isdn);
 532                 case Phone.TYPE_MAIN:
 533                         return context.getString(phone_number_type_main);
 534                 case Phone.TYPE_MMS:
 535                         return context.getString(phone_number_type_mms);
 536                 case Phone.TYPE_MOBILE:
 537                         return context.getString(phone_number_type_mobile);
 538                 case Phone.TYPE_OTHER:
 539                         return context.getString(phone_number_type_other);
 540                 case Phone.TYPE_OTHER_FAX:
 541                         return context.getString(phone_number_type_other_fax);
 542                 case Phone.TYPE_PAGER:
 543                         return context.getString(phone_number_type_pager);
 544                 case Phone.TYPE_RADIO:
 545                         return context.getString(phone_number_type_radio);
 546                 case Phone.TYPE_TELEX:
 547                         return context.getString(phone_number_type_telex);
 548                 case Phone.TYPE_TTY_TDD:
 549                         return context.getString(phone_number_type_textphone);
 550                 case Phone.TYPE_WORK:
 551                         return context.getString(phone_number_type_work);
 552                 case Phone.TYPE_WORK_MOBILE:
 553                         return context.getString(phone_number_type_work_mobile);
 554                 case Phone.TYPE_WORK_PAGER:
 555                         return context.getString(phone_number_type_work_pager);
 556                 }
 557
 558                 return context.getString(phone_number_type_unknown, Integer.valueOf(type));
 559         }
 560
 561         /**
 562          * Setup the ringtone used by the {@link Utils.Command#RING RING} command
 563          *
 564          * @param context Context
 565          */
 566         private static void setupRingtone(final Context context){
 567                 if(ringtone==null){//NOPMD not supposed to be thread-safe
 568                         final Uri alert=RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE);
 569                         ringtone=RingtoneManager.getRingtone(context, alert);
 570                 }
 571         }
 572
 573         /**
 574          * Make the phone start ringing. Turns up the volume and sets the ringer mode to NORMAL
 575          *
 576          * @param context Context instance
 577          * @param replyTo reply Address
 578          */
 579         private static void startAlarm(final Context context, final Address replyTo){
 580                 Utils.registerOngoing(context, toNonNull(OngoingEvent.RING));
 581                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 582                 savedRingerMode=man.getRingerMode();
 583                 man.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
 584                 savedRingVolume=man.getStreamVolume(AudioManager.STREAM_RING);
 585                 man.setStreamVolume(AudioManager.STREAM_RING, man.getStreamMaxVolume(AudioManager.STREAM_RING), 0);
 586                 Utils.sendMessage(context, replyTo, ringing);
 587                 ringtone.play();
 588         }
 589
 590         /**
 591          * Get a camera instance.
 592          *
 593          * @param context Context instance
 594          * @param replyTo reply Address
 595          */
 596         private static void startCamera(final Context context, final Address replyTo){
 597                 if(camera!=null)
 598                         return;
 599                 try{
 600                         camera=Camera.open();
 601                 } catch (Exception e){
 602                         Utils.sendMessage(context, replyTo, cannot_grab_camera);
 603                 }
 604         }
 605
 606         /**
 607          * Make the phone stop ringing. Restores the volume and ringer mode.
 608          *
 609          * @param context Context instance
 610          * @param replyTo reply Address
 611          */
 612         private static void stopAlarm(final Context context, final Address replyTo){
 613                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.RING));
 614                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 615                 Utils.sendMessage(context, replyTo, no_longer_ringing);
 616                 ringtone.stop();
 617                 man.setStreamVolume(AudioManager.STREAM_RING, savedRingVolume, 0);
 618                 man.setRingerMode(savedRingerMode);
 619         }
 620
 621         /**
 622          * Release the previously grabbed camera instance
 623          *
 624          * @see #startCamera(Context, Address)
 625          */
 626         private static void stopCamera(){
 627                 if(camera==null)
 628                         return;
 629                 camera.release();
 630                 camera=null;
 631         }
 632
 633         /**
 634          * Send battery status information to an Address
 635          *
 636          * @param context Context instance
 637          * @param replyTo destination Address
 638          *
 639          * @see #describeBatteryLevel(Context, Address, MessageType)
 640          */
 641         public static void batt(final Context context, final Address replyTo){
 642                 describeBatteryLevel(context, replyTo, null);
 643         }
 644
 645         /**
 646          * Show the bluetooth radio status.
 647          *
 648          * @param context Context instance
 649          * @param replyTo destination Address
 650          */
 651         public static void bluetooth(final Context context, final Address replyTo) {
 652                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 653                 if(adapter==null){
 654                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 655                         return;
 656                 }
 657
 658                 if(adapter.isEnabled())
 659                         Utils.sendMessage(context, replyTo, bluetooth_on);
 660                 else
 661                         Utils.sendMessage(context, replyTo, bluetooth_off);
 662         }
 663
 664         /**
 665          * Set the bluetooth radio status.
 666          *
 667          * @param context Context instance
 668          * @param replyTo destination Address
 669          * @param on the requested radio status
 670          */
 671         public static void bluetooth(final Context context, final Address replyTo, final boolean on){
 672                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 673                 if(adapter==null){
 674                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 675                         return;
 676                 }
 677
 678                 if(on) {
 679                         adapter.enable();
 680                         Utils.sendMessage(context, replyTo, enabling_bluetooth);
 681                 }
 682                 else {
 683                         adapter.disable();
 684                         Utils.sendMessage(context, replyTo, disabling_bluetooth);
 685                 }
 686         }
 687
 688         /**
 689          * Cancel an ongoing event.
 690          *
 691          * @param context Context instance
 692          * @param event the event to cancel
 693          */
 694         public static void cancelOngoing(final Context context, final OngoingEvent event){
 695                 switch(event){
 696                 case LOCATION:
 697                         nolocation(context, toNonNull(Address.BLACKHOLE));
 698                         break;
 699                 case POLL:
 700                         poll(context, toNonNull(Address.BLACKHOLE), 0);
 701                         break;
 702                 case RING:
 703                         ring(context, toNonNull(Address.BLACKHOLE), false);
 704                         break;
 705                 }
 706         }
 707
 708         /**
 709          * Send the last calls to an Address.
 710          *
 711          * @param context Context instance
 712          * @param replyTo destination Address
 713          * @param numCalls how many calls to send
 714          */
 715         public static void calllog(final Context context, final Address replyTo, final int numCalls) {
 716                 final String[] fields = {
 717                                 Calls.TYPE, Calls.NUMBER, Calls.CACHED_NAME, Calls.DURATION, Calls.DATE
 718                 };
 719
 720                 final Cursor cursor = context.getContentResolver().query(
 721                                 Calls.CONTENT_URI,
 722                                 fields,
 723                                 null,
 724                                 null,
 725                                 Calls.DATE + " DESC"
 726                                 );
 727
 728                 if (cursor.moveToFirst()) {
 729                         do {
 730                                 final StringBuilder sb=new StringBuilder(50);//NOPMD different strings
 731                                 final int type=cursor.getInt(0);
 732                                 final String from=cursor.getString(1);
 733
 734                                 switch(type){
 735                                 case Calls.INCOMING_TYPE:
 736                                         sb.append(context.getString(incoming_call_from, from));
 737                                         break;
 738                                 case Calls.MISSED_TYPE:
 739                                         sb.append(context.getString(missed_call_from, from));
 740                                         break;
 741                                 case Calls.OUTGOING_TYPE:
 742                                         sb.append(context.getString(outgoing_call_to, from));
 743                                         break;
 744                                 }
 745
 746                                 if (cursor.getString(2) != null)
 747                                         sb.append('(').append(cursor.getString(2)).append(") ");
 748
 749                                 sb.append(context.getString(duration_seconds_starting_at,
 750                                                 Long.valueOf(cursor.getLong(3)),
 751                                                 new Date(cursor.getLong(4))));
 752
 753                                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
 754                         } while (cursor.moveToNext() && cursor.getPosition() < numCalls);
 755                 }
 756
 757                 cursor.close();
 758         }
 759
 760         /**
 761          * Search for contacts by name/nickname and send matching entries to an Address.
 762          *
 763          * @param context Context instance
 764          * @param replyTo destination Address
 765          * @param name name/nickname part to search for
 766          */
 767         @SuppressLint("StringFormatMatches")
 768         public static void contacts(final Context context, final Address replyTo, final String name){
 769                 final Cursor cursor=context.getContentResolver().query(Uri.withAppendedPath(
 770                                 Contacts.CONTENT_FILTER_URI, name),
 771                                 new String[]{Contacts.DISPLAY_NAME, BaseColumns._ID, Contacts.LOOKUP_KEY},
 772                                 null, null, Contacts.DISPLAY_NAME);
 773
 774                 if(cursor.getCount()==0)
 775                         Utils.sendMessage(context, replyTo, no_matching_contacts_found);
 776
 777                 while(cursor.moveToNext()){
 778                         final String[] fields = {
 779                                         CommonDataKinds.Phone.NUMBER,
 780                                         CommonDataKinds.Phone.TYPE,
 781                                         CommonDataKinds.Phone.LABEL,
 782                         };
 783
 784                         final Cursor inCursor=context.getContentResolver().query(Data.CONTENT_URI,
 785                                         fields,
 786                                         Data.CONTACT_ID+" = ? AND "+Data.MIMETYPE+ " = ?",
 787                                         new String[]{Long.toString(cursor.getLong(1)), CommonDataKinds.Phone.CONTENT_ITEM_TYPE},
 788                                         CommonDataKinds.Phone.LABEL);
 789
 790                         while(inCursor.moveToNext())
 791                                 Utils.sendMessage(context, replyTo, toNonNull(context.getString(contact_info,
 792                                                 cursor.getString(0),
 793                                                 inCursor.getString(0),
 794                                                 phoneNumberType(context, inCursor.getInt(1), inCursor.getString(2)))));
 795
 796                         inCursor.close();
 797                 }
 798
 799                 cursor.close();
 800         }
 801
 802         /**
 803          * Send battery status information to an Address or as a notification
 804          *
 805          * @param context Context instance
 806          * @param replyTo Address to send the information to, if sending to a direct address. Null otherwise.
 807          * @param type Notification type, if sending as a notification. Null otherwise.
 808          */
 809         public static void describeBatteryLevel(final Context context, final @Nullable Address replyTo, final @Nullable MessageType type) {
 810                 if(replyTo==null&&type==null)
 811                         return;
 812                 final Intent intent=context.registerReceiver(null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
 813                 if(intent==null)
 814                         return;
 815                 final double level=intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
 816                 final int scale=intent.getIntExtra(BatteryManager.EXTRA_SCALE, 100);
 817                 final int plugged=intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0);
 818                 final int status=intent.getIntExtra(BatteryManager.EXTRA_STATUS, BatteryManager.BATTERY_STATUS_UNKNOWN);
 819                 final int temp=intent.getIntExtra(BatteryManager.EXTRA_TEMPERATURE, 0);
 820                 final int volt=intent.getIntExtra(BatteryManager.EXTRA_VOLTAGE, 0);
 821
 822                 final StringBuilder sb=new StringBuilder(100);
 823                 sb.append(context.getString(battery_level, Double.valueOf(level*100/scale)));
 824
 825                 switch(plugged){
 826                 case 0:
 827                         sb.append(context.getString(not_plugged_in));
 828                         break;
 829                 case BatteryManager.BATTERY_PLUGGED_AC:
 830                         sb.append(context.getString(plugged_in_ac));
 831                         break;
 832                 case BatteryManager.BATTERY_PLUGGED_USB:
 833                         sb.append(context.getString(plugged_in_usb));
 834                         break;
 835                 case BatteryManager.BATTERY_PLUGGED_WIRELESS:
 836                         sb.append(context.getString(plugged_in_wireless));
 837                         break;
 838                 }
 839
 840                 switch(status){
 841                 case BatteryManager.BATTERY_STATUS_CHARGING:
 842                         sb.append(context.getString(status_charging));
 843                         break;
 844                 case BatteryManager.BATTERY_STATUS_DISCHARGING:
 845                         sb.append(context.getString(status_discharging));
 846                         break;
 847                 case BatteryManager.BATTERY_STATUS_FULL:
 848                         sb.append(context.getString(status_full));
 849                         break;
 850                 case BatteryManager.BATTERY_STATUS_NOT_CHARGING:
 851                         sb.append(context.getString(status_not_charging));
 852                         break;
 853                 case BatteryManager.BATTERY_STATUS_UNKNOWN:
 854                         sb.append(context.getString(status_unknown));
 855                         break;
 856                 }
 857
 858                 sb.append(context.getString(temperature, Integer.valueOf(temp)));
 859
 860                 sb.append(context.getString(voltage, Integer.valueOf(volt)));
 861                 if(type==null)
 862                         Utils.sendMessage(context, toNonNull(replyTo), toNonNull(sb.toString()));
 863                 else
 864                         Utils.sendMessage(context, type, toNonNull(sb.toString()));
 865         }
 866
 867         /**
 868          * Dial a phone number.
 869          *
 870          * @param context Context instance
 871          * @param replyTo reply Address
 872          * @param nr phone number to dial
 873          */
 874         public static void dial(final Context context, final Address replyTo, final String nr){
 875                 final Intent intent=new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+nr));
 876                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 877                 final String name=Utils.callerId(context, nr);
 878                 if(name==null)
 879                         Utils.sendMessage(context, replyTo, dialing, nr);
 880                 else
 881                         Utils.sendMessage(context, replyTo, dialing, nr+" ("+name+")");
 882                 context.startActivity(intent);
 883         }
 884
 885         /**
 886          * Show a dialog with a message and a list of buttons.
 887          *
 888          * @param context Context instance
 889          * @param replyTo reply Address
 890          * @param message dialog message
 891          * @param buttons dialog buttons
 892          */
 893         public static void dialog(final Context context, final Address replyTo, final String message, final String[] buttons){
 894                 final Intent intent=new Intent(context, DialogActivity.class);
 895                 intent.putExtra(DialogActivity.EXTRA_MESSAGE, message);
 896                 intent.putExtra(DialogActivity.EXTRA_BUTTONS, buttons);
 897                 intent.putExtra(DialogActivity.EXTRA_REPLYTO, replyTo.toString());
 898                 intent.addFlags(
 899                                 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS|
 900                                 Intent.FLAG_ACTIVITY_NEW_TASK|
 901                                 Intent.FLAG_ACTIVITY_NO_USER_ACTION|
 902                                 Intent.FLAG_FROM_BACKGROUND);
 903                 Utils.sendMessage(context, toNonNull(replyTo), showing_dialog);
 904                 context.startActivity(intent);
 905         }
 906
 907         /**
 908          * Turns the flashlight on or off.
 909          *
 910          * @param context Context instance
 911          * @param replyTo reply Address
 912          * @param on requested flashlight state
 913          */
 914         public static void flash(final Context context, final Address replyTo, final boolean on){
 915                 startCamera(context, replyTo);
 916                 if(camera==null)
 917                         return;
 918                 final Camera.Parameters parms=camera.getParameters();
 919                 if(on){
 920                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
 921                         camera.setParameters(parms);
 922                 } else {
 923                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_AUTO);
 924                         camera.setParameters(parms);
 925                         stopCamera();
 926                 }
 927         }
 928
 929         /**
 930          * Start sending location updates to an Address.
 931          *
 932          * @param context Context instance
 933          * @param replyTo destination Address
 934          * @param provider LocationProvider
 935          * @param minTime minimum time between two consecutive updates (in ms)
 936          * @param minDistance minimum distance between two consecutive updates (in meters)
 937          *
 938          * @see LocationManager#requestLocationUpdates(String, long, float, LocationListener)
 939          */
 940         public static void location(final Context context, final Address replyTo, final String provider,final long minTime,final float minDistance){
 941                 final LocationManager man=(LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
 942                 if(locationListener!=null)
 943                         nolocation(context, toNonNull(Address.BLACKHOLE));
 944                 Utils.registerOngoing(context, toNonNull(OngoingEvent.LOCATION));
 945                 locationListener=new FonBotLocationListener(context, replyTo);
 946                 man.removeUpdates(locationListener);
 947                 final Location lastKnownLocation=man.getLastKnownLocation(provider);
 948                 if(lastKnownLocation!=null){
 949                         Utils.sendMessage(context, replyTo, last_known_location);
 950                         locationListener.onLocationChanged(lastKnownLocation);
 951                 }
 952                 Utils.sendMessage(context, replyTo, listening_for_location_updates);
 953                 man.requestLocationUpdates(provider, minTime, minDistance, locationListener);
 954         }
 955
 956         /**
 957          * Lock the phone.
 958          *
 959          * @param context Context instance
 960          * @param replyTo reply Address
 961          */
 962         public static void lock(final Context context, final Address replyTo) {
 963                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
 964                 dpm.lockNow();
 965                 Utils.sendMessage(context, replyTo, device_locked);
 966         }
 967
 968         /**
 969          * Send a command to a running instance of the music player
 970          *
 971          * @param context Context instance
 972          * @param replyTo reply Address
 973          * @param command command to send
 974          */
 975         public static void musicPlayerCommand(final Context context, final Address replyTo, final String command) {
 976                 final Intent intent=new Intent("com.android.music.musicservicecommand");
 977                 intent.putExtra("command", command);
 978                 context.sendBroadcast(intent);
 979                 Utils.sendMessage(context, replyTo, command_sent);
 980         }
 981
 982         /**
 983          * Send a file to a server.
 984          *
 985          * @param context Context instance
 986          * @param replyTo reply Address
 987          * @param filename file to send
 988          * @param hostname server hostname
 989          * @param port server port
 990          */
 991         public static void ncfile(final Context context, final Address replyTo, final String filename,final String hostname,final int port){
 992                 new AsyncTask<Void, Void, Void>() {
 993                         @Override
 994                         protected @Nullable Void doInBackground(@Nullable final Void... params) {
 995                                 final FileChannel in;
 996                                 try{
 997                                         in=new FileInputStream(filename).getChannel();
 998                                 } catch (final FileNotFoundException e){
 999                                         Utils.sendMessage(context, replyTo, file_not_found, filename);
1000                                         return null;
1001                                 }
1002                                 final SocketChannel sock;
1003                                 try{
1004                                         sock = SocketChannel.open(new InetSocketAddress(hostname, port));
1005                                 } catch (final IOException e){
1006                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1007                                                         cannot_connect_to_host_on_port, hostname, Integer.valueOf(port))));
1008                                         try {
1009                                                 in.close();
1010                                         } catch (IOException ex) {
1011                                                 //ignored
1012                                         }
1013                                         return null;
1014                                 }
1015
1016                                 try{
1017                                         in.transferTo(0, in.size(), sock);
1018                                 } catch (final IOException e){
1019                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1020                                                         io_error, e.getMessage())));
1021                                 } finally {
1022                                         try{
1023                                                 in.close();
1024                                         } catch (IOException e){
1025                                                 //ignored
1026                                         }
1027                                         try{
1028                                                 sock.close();
1029                                         } catch(IOException e){
1030                                                 //ignored
1031                                         }
1032                                 }
1033                                 return null;
1034                         }
1035
1036                         @Override
1037                         protected void onPostExecute(@Nullable final Void result) {
1038                                 Utils.sendMessage(context, replyTo, file_sent);
1039                         }
1040                 }.execute();
1041         }
1042
1043         /**
1044          * Stop sending location updates.
1045          *
1046          * @param context Context instance
1047          * @param replyTo reply Address
1048          */
1049         public static void nolocation(final Context context, final Address replyTo){
1050                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.LOCATION));
1051                 final LocationManager man=(LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
1052                 man.removeUpdates(locationListener);
1053                 locationListener=null;
1054                 Utils.sendMessage(context, replyTo, no_longer_listening_for_location_updates);
1055         }
1056
1057         /**
1058          * Take a photo and send it to a server.
1059          *
1060          * @param context Context instance
1061          * @param replyTo reply Address
1062          * @param hostname server hostname
1063          * @param port server port
1064          */
1065         public static void photo(final Context context, final Address replyTo, final String hostname, final int port){
1066                 startCamera(context, replyTo);
1067                 if(camera==null)
1068                         return;
1069                 final Camera.Parameters parms=camera.getParameters();
1070                 parms.setJpegQuality(70);
1071                 parms.setPictureFormat(ImageFormat.JPEG);
1072                 camera.setParameters(parms);
1073
1074                 final SurfaceView fakeView=new SurfaceView(context);
1075                 try {
1076                         camera.setPreviewDisplay(fakeView.getHolder());
1077                 } catch (IOException e) {
1078                         Utils.sendMessage(context, replyTo, error_setting_preview_display);
1079                         return;
1080                 }
1081                 camera.startPreview();
1082                 final Handler handler=new Handler();
1083
1084                 new Thread(new Runnable() {
1085                         @Override
1086                         public void run() {
1087                                 try {
1088                                         Thread.sleep(2000);
1089                                 } catch (InterruptedException e) {
1090                                         //ignored
1091                                 }
1092
1093                                 handler.post(new Runnable() {
1094                                         @Override
1095                                         public void run() {
1096                                                 camera.takePicture(null, null, new FonBotPictureCallback(context, replyTo, hostname, port));
1097                                         }
1098                                 });
1099                         }
1100                 }).start();
1101         }
1102
1103         /**
1104          * Send a directory listing to an Address
1105          *
1106          * @param context Context instance
1107          * @param replyTo destination Address
1108          * @param directory directory to list
1109          */
1110         public static void ls(final Context context, final Address replyTo, final String directory) {
1111                 final File[] files=new File(directory).listFiles();
1112                 if(files==null){
1113                         Utils.sendMessage(context, replyTo, string_is_not_a_directory, directory);
1114                         return;
1115                 }
1116
1117                 final StringBuilder sb=new StringBuilder(context.getString(files_in_directory,directory));
1118                 for(final File file : files){
1119                         sb.append(file.getName());
1120                         if(file.isDirectory())
1121                                 sb.append('/');
1122                         sb.append(" ");
1123                 }
1124
1125                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
1126         }
1127
1128         /**
1129          * Make the phone start ringing if it is not ringing or stop ringing if it is.
1130          *
1131          * @param context Context instance
1132          * @param replyTo reply Address
1133          */
1134         public static void ring(final Context context, final Address replyTo){
1135                 setupRingtone(context);
1136                 if(ringtone==null){
1137                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1138                         return;
1139                 }
1140                 if(ringtone.isPlaying())
1141                         stopAlarm(context, replyTo);
1142                 else
1143                         startAlarm(context, replyTo);
1144         }
1145
1146         /**
1147          * Make the phone start/stop ringing.
1148          *
1149          * @param context Context instance
1150          * @param replyTo reply Address
1151          * @param on true if the phone should start ringing, false otherwise
1152          */
1153         public static void ring(final Context context, final Address replyTo, final boolean on){
1154                 setupRingtone(context);
1155                 if(ringtone==null){
1156                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1157                         return;
1158                 }
1159                 if(on&&!ringtone.isPlaying())
1160                         startAlarm(context, replyTo);
1161                 else if(ringtone.isPlaying()&&!on)
1162                         stopAlarm(context, replyTo);
1163         }
1164
1165         /**
1166          * Send the current ringer mode to an Address
1167          *
1168          * @param context Context instance
1169          * @param replyTo destination Address
1170          */
1171         public static void ringer(final Context context, final Address replyTo){
1172                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1173                 switch(man.getRingerMode()){
1174                 case AudioManager.RINGER_MODE_NORMAL:
1175                         Utils.sendMessage(context, replyTo, ringer_mode_normal);
1176                         break;
1177                 case AudioManager.RINGER_MODE_VIBRATE:
1178                         Utils.sendMessage(context, replyTo, ringer_mode_vibrate);
1179                         break;
1180                 case AudioManager.RINGER_MODE_SILENT:
1181                         Utils.sendMessage(context, replyTo, ringer_mode_silent);
1182                         break;
1183                 default:
1184                         Utils.sendMessage(context, replyTo, unknown_ringer_mode);
1185                 }
1186         }
1187
1188         /**
1189          * Set the ringer mode.
1190          *
1191          * @param context Context instance
1192          * @param replyTo reply Address
1193          * @param ringerMode requested ringer mode
1194          *
1195          * @see Utils.RingerMode
1196          */
1197         public static void ringer(final Context context, final Address replyTo, final int ringerMode){
1198                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1199                 man.setRingerMode(ringerMode);
1200                 ringer(context, replyTo);
1201         }
1202
1203         /**
1204          * Remove a file or empty directory.
1205          *
1206          * @param context Context instance
1207          * @param replyTo reply Address
1208          * @param filename file/empty directory to delete
1209          */
1210         public static void rm(final Context context, final Address replyTo, final String filename){
1211                 if(new File(filename).delete())
1212                         Utils.sendMessage(context, replyTo, file_deleted);
1213                 else
1214                         Utils.sendMessage(context, replyTo, error_while_deleting_file);
1215         }
1216
1217         /**
1218          * Clear the keyguard password.
1219          *
1220          * @param context Context instance
1221          * @param replyTo reply Address
1222          * @throws SecurityException if FonBot does not have device administration permissions
1223          */
1224         public static void setPassword(final Context context, final Address replyTo) throws SecurityException{
1225                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1226
1227                 dpm.resetPassword("", 0);
1228                 Utils.sendMessage(context, replyTo, password_cleared);
1229         }
1230
1231         /**
1232          * Change the keyguard password.
1233          *
1234          * @param context Context instance
1235          * @param replyTo reply Address
1236          * @param password new password
1237          * @throws SecurityException if FonBot does not have device administration permissions
1238          */
1239         public static void setPassword(final Context context, final Address replyTo, final String password) throws SecurityException{
1240                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1241
1242                 dpm.resetPassword(password, 0);
1243                 Utils.sendMessage(context, replyTo, password_set);
1244         }
1245
1246         /**
1247          * Send a text message.
1248          *
1249          * @param context Context instance
1250          * @param replyTo reply Address
1251          * @param destination destination phone number
1252          * @param text text message contents
1253          */
1254         public static void sms(final Context context, final Address replyTo, final String destination, final String text){
1255                 final SmsManager manager=SmsManager.getDefault();
1256                 final ArrayList<String> messages=manager.divideMessage(text);
1257                 if(messages.size() > 1)
1258                         Utils.sendMessage(context, replyTo, message_was_split_into_parts, Integer.valueOf(messages.size()));
1259
1260                 final ArrayList<PendingIntent> sents=new ArrayList<PendingIntent>(messages.size());
1261                 final ArrayList<PendingIntent> delivereds=new ArrayList<PendingIntent>(messages.size());
1262
1263                 final String name=Utils.callerId(context, destination);
1264                 final String fullDestination;
1265                 if(name==null)
1266                         fullDestination=destination;
1267                 else
1268                         fullDestination=destination+" ("+name+")";
1269
1270                 for(int i=0;i<messages.size();i++){
1271                         final Intent sent=new Intent(context,SmsStatusReceiver.class);
1272                         sent.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1273                         sent.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1274                         sent.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1275                         sent.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1276                         sent.setAction(SmsStatusReceiver.SENT_ACTION+i);//actions must be unique
1277                         sents.add(PendingIntent.getBroadcast(context, 0, sent, PendingIntent.FLAG_UPDATE_CURRENT));
1278
1279                         final Intent delivered=new Intent(context, SmsStatusReceiver.class);
1280                         delivered.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1281                         delivered.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1282                         delivered.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1283                         delivered.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1284                         delivered.setAction(SmsStatusReceiver.DELIVERED_ACTION+i);//actions must be unique
1285                         delivereds.add(PendingIntent.getBroadcast(context, 0, delivered, PendingIntent.FLAG_UPDATE_CURRENT));
1286                 }
1287
1288                 Log.d(Heavy.class.getName(), "Sending sms to "+destination);
1289                 manager.sendMultipartTextMessage(destination, null, messages, sents, delivereds);
1290         }
1291
1292         /**
1293          * Send the last SMSes to an Address.
1294          *
1295          * @param context Context instance
1296          * @param replyTo destination Address
1297          * @param numSms how many SMSes to send
1298          */
1299         public static void smslog(final Context context, final Address replyTo, final int numSms) {
1300                 final String[] fields = {"type","address", "body", "date"};
1301
1302                 final Cursor cursor = context.getContentResolver().query (
1303                                 Uri.parse("content://sms"),
1304                                 fields,
1305                                 null,
1306                                 null,
1307                                 "date DESC"
1308                                 );
1309
1310                 if (cursor.moveToFirst()) {
1311                         do {
1312                                 final String fromNumber=cursor.getString(1);
1313                                 final String from;
1314                                 final String name=Utils.callerId(context, Utils.toNonNull(fromNumber));
1315                                 if(name==null)
1316                                         from=fromNumber;
1317                                 else
1318                                         from=fromNumber+" ("+name+')';
1319                                 final String message=cursor.getString(2).replace("\n", "\n                             ");
1320                                 final Date date=new Date(cursor.getLong(3));
1321
1322                                 if(cursor.getInt(0)==1)
1323                                         Utils.sendMessage(context, replyTo, incoming_message, from, message, date);
1324                                 else
1325                                         Utils.sendMessage(context, replyTo, outgoing_message, from, message, date);
1326                         } while (cursor.moveToNext() && cursor.getPosition() < numSms);
1327                 }
1328
1329                 cursor.close();
1330         }
1331
1332         /** TTS instance, only used by {@link #speak(Context, Address, String)} */
1333         private static TextToSpeech tts;
1334
1335         /**
1336          * Speak a String using the text-to-speech engine.
1337          *
1338          * @param context Context instance
1339          * @param replyTo reply Address
1340          * @param text text to speak
1341          */
1342         public static void speak(final Context context, final Address replyTo, final String text){
1343                 tts=new TextToSpeech(context, new OnInitListener() {
1344                         @Override
1345                         public void onInit(final int status) {
1346                                 if(status==TextToSpeech.SUCCESS){
1347                                         Utils.sendMessage(context, replyTo, speaking);
1348                                         tts.speak(text, TextToSpeech.QUEUE_ADD, null);
1349                                 } else
1350                                         Utils.sendMessage(context, replyTo, tts_engine_not_available);
1351                         }
1352                 });
1353         }
1354
1355         /**
1356          * Show a toast notification with the default duration.
1357          *
1358          * @param context Context instance
1359          * @param replyTo reply Address
1360          * @param text toast text
1361          */
1362         public static void toast(final Context context, final Address replyTo, final String text){
1363                 toast(context, replyTo, text, Toast.LENGTH_SHORT);
1364         }
1365
1366         /**
1367          * Show a toast notification.
1368          *
1369          * @param context Context instance
1370          * @param replyTo reply Address
1371          * @param text toast text
1372          * @param duration toast duration
1373          */
1374         public static void toast(final Context context, final Address replyTo, final String text, final int duration){
1375                 Toast.makeText(context,text,duration).show();
1376                 Utils.sendMessage(context, replyTo, toast_shown);
1377         }
1378
1379         /**
1380          * Make the phone vibrate for a number of milliseconds.
1381          *
1382          * @param context Context instance
1383          * @param replyTo reply Address
1384          * @param ms vibrate duration, in milliseconds
1385          */
1386         public static void vibrate(final Context context, final Address replyTo, final long ms){
1387                 final Vibrator v=(Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
1388                 Utils.sendMessage(context, replyTo, vibrating);
1389                 v.vibrate(ms);
1390         }
1391
1392         /**
1393          * View an URI in an appropriate activity.
1394          *
1395          * @param context Context instance
1396          * @param replyTo reply Address
1397          * @param uri URI to view
1398          */
1399         public static void view(final Context context, final Address replyTo, final Uri uri) {
1400                 try{
1401                         final Intent intent=new Intent(Intent.ACTION_VIEW);
1402                         intent.setData(uri);
1403                         intent.setFlags(Intent.FLAG_FROM_BACKGROUND|Intent.FLAG_ACTIVITY_NEW_TASK);
1404                         context.startActivity(intent);
1405                         Utils.sendMessage(context, replyTo, url_opened);
1406                 } catch(ActivityNotFoundException e){
1407                         Utils.sendMessage(context, replyTo, no_activity_found_for_this_url);
1408                 } catch(Exception e){
1409                         Utils.sendMessage(context, replyTo, invalid_url);
1410                 }
1411         }
1412
1413         /**
1414          * Get the current WiFi state.
1415          *
1416          * @param context Context instance
1417          * @param replyTo reply Address
1418          */
1419         public static void wifi(final Context context, final Address replyTo){
1420                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1421                 if(man.isWifiEnabled())
1422                         Utils.sendMessage(context, replyTo, wifi_on);
1423                 else
1424                         Utils.sendMessage(context, replyTo, wifi_off);
1425         }
1426
1427         /**
1428          * Set the WiFi state.
1429          *
1430          * @param context Context instance
1431          * @param replyTo reply Address
1432          * @param on the requested WiFi state
1433          */
1434         public static void wifi(final Context context, final Address replyTo, final boolean on){
1435                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1436                 man.setWifiEnabled(on);
1437                 if(on)
1438                         Utils.sendMessage(context, replyTo, enabling_wifi);
1439                 else
1440                         Utils.sendMessage(context, replyTo, disabling_wifi);
1441         }
1442
1443         /**
1444          * Factory reset the phone, optionally deleting the SD card too.
1445          *
1446          * @param context Context instance
1447          * @param type {@link Utils.WipeType} instance
1448          * @throws SecurityException if FonBot does not have device administration permissions
1449          */
1450         @SuppressLint("InlinedApi")
1451         public static void wipe(final Context context, final WipeType type) throws SecurityException{
1452                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1453
1454                 switch(type){
1455                 case DATA:
1456                         dpm.wipeData(0);
1457                         break;
1458                 case FULL:
1459                         dpm.wipeData(DevicePolicyManager.WIPE_EXTERNAL_STORAGE);
1460                         break;
1461                 }
1462         }
1463
1464         /**
1465          * Disable a Command. The command cannot be used until enabled again with the {@link Utils.Command#ENABLE ENABLE} command.
1466          *
1467          * @param context Context instance
1468          * @param replyTo reply Address
1469          * @param command Command to disable
1470          */
1471         public static void disable(final Context context, final Address replyTo, final Command command){
1472                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1473                 .putBoolean(command+"disabled", true).commit();
1474                 Utils.sendMessage(context, replyTo, command_disabled, command);
1475         }
1476
1477         /**
1478          * Re-enable a disabled Command.
1479          *
1480          * @param context Context instance
1481          * @param replyTo reply Address
1482          * @param command Command to re-enable
1483          */
1484         public static void enable(final Context context, final Address replyTo, final Command command){
1485                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1486                 .remove(command+"disabled").commit();
1487                 Utils.sendMessage(context, replyTo, command_enabled, command);
1488
1489         }
1490
1491         /**
1492          * Check whether a Command is disabled.
1493          *
1494          * @param context Context instance
1495          * @param command Command to check
1496          * @return true if the Command is disabled, false otherwise
1497          */
1498         public static boolean isCommandDisabled(final Context context, final Command command){
1499                 return PreferenceManager.getDefaultSharedPreferences(context).getBoolean(command+"disabled", false);
1500         }
1501
1502         /**
1503          * Poll the server for pending commands.
1504          *
1505          * @param context Context instance
1506          * @param replyTo reply Address
1507          */
1508         public static void poll(final Context context, final Address replyTo) {
1509                 Utils.sendMessage(context, replyTo, polling_server);
1510                 new PollServerAsyncTask(context).execute();
1511         }
1512
1513         /**
1514          * Change the server poll interval.
1515          *
1516          * @param context Context instance
1517          * @param replyTo reply Address
1518          * @param ms server poll interval in milliseconds. If 0, server poll is disabled
1519          */
1520         public static void poll(final Context context, final Address replyTo, final long ms){
1521                 final AlarmManager man=(AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
1522                 final Intent pollAlarm=new Intent(context, LocalBroadcastReceiver.class);
1523                 pollAlarm.setAction(LocalBroadcastReceiver.ACTION_POLL_ALARM);
1524                 final PendingIntent intent=PendingIntent.getBroadcast(context, 0, pollAlarm, 0);
1525                 if(ms==0){
1526                         Utils.unregisterOngoing(context, toNonNull(OngoingEvent.POLL));
1527                         man.cancel(intent);
1528                         Utils.sendMessage(context, replyTo, polling_stopped);
1529                 } else {
1530                         Utils.registerOngoing(context, toNonNull(OngoingEvent.POLL));
1531                         man.setRepeating(AlarmManager.RTC_WAKEUP, 0, ms, intent);
1532                         Utils.sendMessage(context, replyTo, polling_every_milliseconds, Long.valueOf(ms));
1533                 }
1534         }
1535
1536         /**
1537          * Get an instance of {@link ITelephony}
1538          *
1539          * @param context Context instance
1540          * @return an instance of {@link ITelephony}
1541          * @throws NoSuchMethodException thrown by reflection
1542          * @throws IllegalArgumentException thrown by reflection
1543          * @throws IllegalAccessException thrown by reflection
1544          * @throws InvocationTargetException thrown by reflection
1545          */
1546         private static ITelephony getITelephony(final Context context) throws NoSuchMethodException, IllegalArgumentException, IllegalAccessException, InvocationTargetException{
1547                 final TelephonyManager man=(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
1548                 final Method m=TelephonyManager.class.getDeclaredMethod("getITelephony");
1549                 m.setAccessible(true);
1550                 return toNonNull((ITelephony) m.invoke(man));
1551         }
1552
1553         /**
1554          * Hang up the phone.
1555          *
1556          * @param context Context instance
1557          * @param replyTo reply Address
1558          */
1559         public static void hangup(final Context context, final Address replyTo){
1560                 try{
1561                         getITelephony(context).endCall();
1562                 } catch(Exception e){
1563                         Utils.sendMessage(context, replyTo, exception_while_hanging_up_call,
1564                                         e.getClass().getName(), e.getMessage());
1565                 }
1566         }
1567
1568         /**
1569          * Answer the phone if it is ringing.
1570          *
1571          * @param context Context instance
1572          * @param replyTo reply Address
1573          */
1574         public static void answer(final Context context, final Address replyTo){
1575                 try{
1576                         getITelephony(context).answerRingingCall();
1577                 } catch(Exception e){
1578                         Utils.sendMessage(context, replyTo, exception_while_answering_call,
1579                                         e.getClass().getName(), e.getMessage());
1580                 }
1581         }
1582
1583         /**
1584          * Launch a package.
1585          *
1586          * @param context Context instance
1587          * @param replyTo reply Address
1588          * @param pkg name of the package to launch
1589          */
1590         public static void launch(final Context context, final Address replyTo, final String pkg){
1591                 final Intent intent=context.getPackageManager().getLaunchIntentForPackage(pkg);
1592                 if(intent==null){
1593                         Utils.sendMessage(context, replyTo, no_such_package);
1594                         return;
1595                 }
1596                 context.startActivity(intent);
1597                 Utils.sendMessage(context, replyTo, app_launched);
1598         }
1599
1600         /**
1601          * Get the mobile data enabled status.
1602          *
1603          * @param context Context instance
1604          * @param replyTo reply Address
1605          */
1606         public static void data(final Context context, final Address replyTo){
1607                 try{
1608                         final ConnectivityManager man=(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
1609                         final Method m=ConnectivityManager.class.getDeclaredMethod("getMobileDataEnabled");
1610                         m.setAccessible(true);
1611                         if(((Boolean)m.invoke(man)).booleanValue())
1612                                 Utils.sendMessage(context, replyTo, data_on);
1613                         else
1614                                 Utils.sendMessage(context, replyTo, data_off);
1615                 } catch(Exception e){
1616                         Utils.sendMessage(context, replyTo, exception_while_determining_data_state,
1617                                         e.getClass().getName(), e.getMessage());
1618                 }
1619         }
1620
1621         /**
1622          * Set the mobile data enabled status.
1623          *
1624          * @param context Context instance
1625          * @param replyTo reply Address
1626          * @param enable whether to enable mobile data
1627          */
1628         public static void data(final Context context, final Address replyTo, final boolean enable) {
1629                 try{
1630                         if(enable){
1631                                 getITelephony(context).enableDataConnectivity();
1632                                 Utils.sendMessage(context, replyTo, enabling_data);
1633                         } else {
1634                                 getITelephony(context).disableDataConnectivity();
1635                                 Utils.sendMessage(context, replyTo, disabling_data);
1636                         }
1637                 } catch(Exception e){
1638                         Utils.sendMessage(context, replyTo, exception_while_getting_itelephony,
1639                                         e.getClass().getName(), e.getMessage());
1640                 }
1641         }
1642
1643         /**
1644          * Get the GPS status.
1645          *
1646          * @param context Context instance
1647          * @param replyTo reply Address
1648          */
1649         public static void gps(final Context context, final Address replyTo){
1650                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER))
1651                         Utils.sendMessage(context, replyTo, gps_on);
1652                 else
1653                         Utils.sendMessage(context, replyTo, gps_off);
1654         }
1655
1656         /**
1657          * Set the GPS status.
1658          *
1659          * @param context Context instance
1660          * @param replyTo reply Address
1661          * @param enabled requested GPS status
1662          */
1663         public static void gps(final Context context, final Address replyTo, final boolean enabled) {
1664                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER, enabled);
1665                 if(enabled)
1666                         Utils.sendMessage(context, replyTo, enabling_gps);
1667                 else
1668                         Utils.sendMessage(context, replyTo, disabling_gps);
1669         }
1670
1671         /**
1672          * Get the Google location (aka network location) state.
1673          *
1674          * @param context Context instance
1675          * @param replyTo reply Address
1676          */
1677         public static void glocation(final Context context, final Address replyTo){
1678                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER))
1679                         Utils.sendMessage(context, replyTo, network_location_on);
1680                 else
1681                         Utils.sendMessage(context, replyTo, network_location_off);
1682         }
1683
1684         /**
1685          * Set the Google location (aka network location) state.
1686          *
1687          * @param context Context instance
1688          * @param replyTo reply Address
1689          * @param enabled requested Google location state
1690          */
1691         public static void glocation(final Context context, final Address replyTo, final boolean enabled) {
1692                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER, enabled);
1693                 if(enabled)
1694                         Utils.sendMessage(context, replyTo, enabling_network_location);
1695                 else
1696                         Utils.sendMessage(context, replyTo, disabling_network_location);
1697         }
1698
1699         /**
1700          * Reboot the phone.
1701          *
1702          * @param context Context instance
1703          * @param replyTo reply Address
1704          * @param reason reboot reason
1705          *
1706          * @see PowerManager#reboot(String)
1707          */
1708         public static void reboot(final Context context, final Address replyTo, final @Nullable String reason) {
1709                 final PowerManager pm=(PowerManager) context.getSystemService(Context.POWER_SERVICE);
1710                 Utils.sendMessage(context, replyTo, rebooting);
1711                 pm.reboot(reason);
1712         }
1713
1714         /**
1715          * Cancel a notification.
1716          *
1717          * @param context Context instance
1718          * @param replyTo reply Address
1719          * @param id notification ID
1720          */
1721         public static void notify(final Context context, final Address replyTo, final int id) {
1722                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1723                 man.cancel(id);
1724                 Utils.sendMessage(context, replyTo, notification_canceled);
1725         }
1726
1727         /**
1728          * Show a notification.
1729          *
1730          * @param context Context instance
1731          * @param replyTo reply Address
1732          * @param id notification ID
1733          * @param title notificationO title
1734          * @param text notification text
1735          */
1736         public static void notify(final Context context, final Address replyTo, final int id, final String title, final String text) {
1737                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1738                 man.notify(id, new NotificationCompat.Builder(context).
1739                                 setContentTitle(title).
1740                                 setContentText(text).
1741                                 setSmallIcon(android.R.drawable.stat_notify_sync_noanim).
1742                                 build());
1743                 Utils.sendMessage(context, replyTo, notification_shown);
1744         }
1745 }