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