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 SHUTDOWN:
 465                         Utils.sendMessage(context, replyTo, shutdown_help);
 466                         break;
 467                 case NOTIFY:
 468                         Utils.sendMessage(context, replyTo, notify_help);
 469                 }
 470         }
 471
 472         /**
 473          * Camera instance.
 474          *
 475          * @see #startCamera(Context, Address)
 476          * @see #stopCamera()
 477          */
 478         private static Camera camera;
 479         /**
 480          * Ringtone used by the {@link Utils.Command#RING RING} command.
 481          *
 482          * @see #setupRingtone(Context)
 483          */
 484         private static Ringtone ringtone;
 485         /**
 486          * Saved ringer volume.
 487          *
 488          * @see #startAlarm(Context, Address)
 489          * @see #stopAlarm(Context, Address)
 490          */
 491         private static int savedRingVolume;
 492         /**
 493          * Saved ringer mode.
 494          *
 495          * @see #startAlarm(Context, Address)
 496          * @see #stopAlarm(Context, Address)
 497          */
 498         private static int savedRingerMode;
 499
 500         /** Private constructor */
 501         private Heavy(){
 502                 //do nothing
 503         }
 504
 505         /**
 506          * Convert a phone number type to a string
 507          *
 508          * @param context Context instance
 509          * @param type phone number type
 510          * @param label name of a custom phone type
 511          * @return the phone number type
 512          */
 513         private static @Nullable String phoneNumberType(final Context context, final int type, final @Nullable String label) {
 514                 switch(type){
 515                 case BaseTypes.TYPE_CUSTOM:
 516                         return label;
 517                 case Phone.TYPE_ASSISTANT:
 518                         return context.getString(phone_numer_type_assistant);
 519                 case Phone.TYPE_CALLBACK:
 520                         return context.getString(phone_number_type_callback);
 521                 case Phone.TYPE_CAR:
 522                         return context.getString(phone_number_type_car);
 523                 case Phone.TYPE_COMPANY_MAIN:
 524                         return context.getString(phone_number_type_company_main);
 525                 case Phone.TYPE_FAX_HOME:
 526                         return context.getString(phone_number_type_home_fax);
 527                 case Phone.TYPE_FAX_WORK:
 528                         return context.getString(phone_number_type_work_fax);
 529                 case Phone.TYPE_HOME:
 530                         return context.getString(phone_number_type_home);
 531                 case Phone.TYPE_ISDN:
 532                         return context.getString(phone_number_type_isdn);
 533                 case Phone.TYPE_MAIN:
 534                         return context.getString(phone_number_type_main);
 535                 case Phone.TYPE_MMS:
 536                         return context.getString(phone_number_type_mms);
 537                 case Phone.TYPE_MOBILE:
 538                         return context.getString(phone_number_type_mobile);
 539                 case Phone.TYPE_OTHER:
 540                         return context.getString(phone_number_type_other);
 541                 case Phone.TYPE_OTHER_FAX:
 542                         return context.getString(phone_number_type_other_fax);
 543                 case Phone.TYPE_PAGER:
 544                         return context.getString(phone_number_type_pager);
 545                 case Phone.TYPE_RADIO:
 546                         return context.getString(phone_number_type_radio);
 547                 case Phone.TYPE_TELEX:
 548                         return context.getString(phone_number_type_telex);
 549                 case Phone.TYPE_TTY_TDD:
 550                         return context.getString(phone_number_type_textphone);
 551                 case Phone.TYPE_WORK:
 552                         return context.getString(phone_number_type_work);
 553                 case Phone.TYPE_WORK_MOBILE:
 554                         return context.getString(phone_number_type_work_mobile);
 555                 case Phone.TYPE_WORK_PAGER:
 556                         return context.getString(phone_number_type_work_pager);
 557                 }
 558
 559                 return context.getString(phone_number_type_unknown, Integer.valueOf(type));
 560         }
 561
 562         /**
 563          * Setup the ringtone used by the {@link Utils.Command#RING RING} command
 564          *
 565          * @param context Context
 566          */
 567         private static void setupRingtone(final Context context){
 568                 if(ringtone==null){//NOPMD not supposed to be thread-safe
 569                         final Uri alert=RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE);
 570                         ringtone=RingtoneManager.getRingtone(context, alert);
 571                 }
 572         }
 573
 574         /**
 575          * Make the phone start ringing. Turns up the volume and sets the ringer mode to NORMAL
 576          *
 577          * @param context Context instance
 578          * @param replyTo reply Address
 579          */
 580         private static void startAlarm(final Context context, final Address replyTo){
 581                 Utils.registerOngoing(context, toNonNull(OngoingEvent.RING));
 582                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 583                 savedRingerMode=man.getRingerMode();
 584                 man.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
 585                 savedRingVolume=man.getStreamVolume(AudioManager.STREAM_RING);
 586                 man.setStreamVolume(AudioManager.STREAM_RING, man.getStreamMaxVolume(AudioManager.STREAM_RING), 0);
 587                 Utils.sendMessage(context, replyTo, ringing);
 588                 ringtone.play();
 589         }
 590
 591         /**
 592          * Get a camera instance.
 593          *
 594          * @param context Context instance
 595          * @param replyTo reply Address
 596          */
 597         private static void startCamera(final Context context, final Address replyTo){
 598                 if(camera!=null)
 599                         return;
 600                 try{
 601                         camera=Camera.open();
 602                 } catch (Exception e){
 603                         Utils.sendMessage(context, replyTo, cannot_grab_camera);
 604                 }
 605         }
 606
 607         /**
 608          * Make the phone stop ringing. Restores the volume and ringer mode.
 609          *
 610          * @param context Context instance
 611          * @param replyTo reply Address
 612          */
 613         private static void stopAlarm(final Context context, final Address replyTo){
 614                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.RING));
 615                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 616                 Utils.sendMessage(context, replyTo, no_longer_ringing);
 617                 ringtone.stop();
 618                 man.setStreamVolume(AudioManager.STREAM_RING, savedRingVolume, 0);
 619                 man.setRingerMode(savedRingerMode);
 620         }
 621
 622         /**
 623          * Release the previously grabbed camera instance
 624          *
 625          * @see #startCamera(Context, Address)
 626          */
 627         private static void stopCamera(){
 628                 if(camera==null)
 629                         return;
 630                 camera.release();
 631                 camera=null;
 632         }
 633
 634         /**
 635          * Send battery status information to an Address
 636          *
 637          * @param context Context instance
 638          * @param replyTo destination Address
 639          *
 640          * @see #describeBatteryLevel(Context, Address, MessageType)
 641          */
 642         public static void batt(final Context context, final Address replyTo){
 643                 describeBatteryLevel(context, replyTo, null);
 644         }
 645
 646         /**
 647          * Show the bluetooth radio status.
 648          *
 649          * @param context Context instance
 650          * @param replyTo destination Address
 651          */
 652         public static void bluetooth(final Context context, final Address replyTo) {
 653                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 654                 if(adapter==null){
 655                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 656                         return;
 657                 }
 658
 659                 if(adapter.isEnabled())
 660                         Utils.sendMessage(context, replyTo, bluetooth_on);
 661                 else
 662                         Utils.sendMessage(context, replyTo, bluetooth_off);
 663         }
 664
 665         /**
 666          * Set the bluetooth radio status.
 667          *
 668          * @param context Context instance
 669          * @param replyTo destination Address
 670          * @param on the requested radio status
 671          */
 672         public static void bluetooth(final Context context, final Address replyTo, final boolean on){
 673                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 674                 if(adapter==null){
 675                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 676                         return;
 677                 }
 678
 679                 if(on) {
 680                         adapter.enable();
 681                         Utils.sendMessage(context, replyTo, enabling_bluetooth);
 682                 }
 683                 else {
 684                         adapter.disable();
 685                         Utils.sendMessage(context, replyTo, disabling_bluetooth);
 686                 }
 687         }
 688
 689         /**
 690          * Cancel an ongoing event.
 691          *
 692          * @param context Context instance
 693          * @param event the event to cancel
 694          */
 695         public static void cancelOngoing(final Context context, final OngoingEvent event){
 696                 switch(event){
 697                 case LOCATION:
 698                         nolocation(context, toNonNull(Address.BLACKHOLE));
 699                         break;
 700                 case POLL:
 701                         poll(context, toNonNull(Address.BLACKHOLE), 0);
 702                         break;
 703                 case RING:
 704                         ring(context, toNonNull(Address.BLACKHOLE), false);
 705                         break;
 706                 }
 707         }
 708
 709         /**
 710          * Send the last calls to an Address.
 711          *
 712          * @param context Context instance
 713          * @param replyTo destination Address
 714          * @param numCalls how many calls to send
 715          */
 716         public static void calllog(final Context context, final Address replyTo, final int numCalls) {
 717                 final String[] fields = {
 718                                 Calls.TYPE, Calls.NUMBER, Calls.CACHED_NAME, Calls.DURATION, Calls.DATE
 719                 };
 720
 721                 final Cursor cursor = context.getContentResolver().query(
 722                                 Calls.CONTENT_URI,
 723                                 fields,
 724                                 null,
 725                                 null,
 726                                 Calls.DATE + " DESC"
 727                                 );
 728
 729                 if (cursor.moveToFirst()) {
 730                         do {
 731                                 final StringBuilder sb=new StringBuilder(50);//NOPMD different strings
 732                                 final int type=cursor.getInt(0);
 733                                 final String from=cursor.getString(1);
 734
 735                                 switch(type){
 736                                 case Calls.INCOMING_TYPE:
 737                                         sb.append(context.getString(incoming_call_from, from));
 738                                         break;
 739                                 case Calls.MISSED_TYPE:
 740                                         sb.append(context.getString(missed_call_from, from));
 741                                         break;
 742                                 case Calls.OUTGOING_TYPE:
 743                                         sb.append(context.getString(outgoing_call_to, from));
 744                                         break;
 745                                 }
 746
 747                                 if (cursor.getString(2) != null)
 748                                         sb.append('(').append(cursor.getString(2)).append(") ");
 749
 750                                 sb.append(context.getString(duration_seconds_starting_at,
 751                                                 Long.valueOf(cursor.getLong(3)),
 752                                                 new Date(cursor.getLong(4))));
 753
 754                                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
 755                         } while (cursor.moveToNext() && cursor.getPosition() < numCalls);
 756                 }
 757
 758                 cursor.close();
 759         }
 760
 761         /**
 762          * Search for contacts by name/nickname and send matching entries to an Address.
 763          *
 764          * @param context Context instance
 765          * @param replyTo destination Address
 766          * @param name name/nickname part to search for
 767          */
 768         @SuppressLint("StringFormatMatches")
 769         public static void contacts(final Context context, final Address replyTo, final String name){
 770                 final Cursor cursor=context.getContentResolver().query(Uri.withAppendedPath(
 771                                 Contacts.CONTENT_FILTER_URI, name),
 772                                 new String[]{Contacts.DISPLAY_NAME, BaseColumns._ID, Contacts.LOOKUP_KEY},
 773                                 null, null, Contacts.DISPLAY_NAME);
 774
 775                 if(cursor.getCount()==0)
 776                         Utils.sendMessage(context, replyTo, no_matching_contacts_found);
 777
 778                 while(cursor.moveToNext()){
 779                         final String[] fields = {
 780                                         CommonDataKinds.Phone.NUMBER,
 781                                         CommonDataKinds.Phone.TYPE,
 782                                         CommonDataKinds.Phone.LABEL,
 783                         };
 784
 785                         final Cursor inCursor=context.getContentResolver().query(Data.CONTENT_URI,
 786                                         fields,
 787                                         Data.CONTACT_ID+" = ? AND "+Data.MIMETYPE+ " = ?",
 788                                         new String[]{Long.toString(cursor.getLong(1)), CommonDataKinds.Phone.CONTENT_ITEM_TYPE},
 789                                         CommonDataKinds.Phone.LABEL);
 790
 791                         while(inCursor.moveToNext())
 792                                 Utils.sendMessage(context, replyTo, toNonNull(context.getString(contact_info,
 793                                                 cursor.getString(0),
 794                                                 inCursor.getString(0),
 795                                                 phoneNumberType(context, inCursor.getInt(1), inCursor.getString(2)))));
 796
 797                         inCursor.close();
 798                 }
 799
 800                 cursor.close();
 801         }
 802
 803         /**
 804          * Send battery status information to an Address or as a notification
 805          *
 806          * @param context Context instance
 807          * @param replyTo Address to send the information to, if sending to a direct address. Null otherwise.
 808          * @param type Notification type, if sending as a notification. Null otherwise.
 809          */
 810         public static void describeBatteryLevel(final Context context, final @Nullable Address replyTo, final @Nullable MessageType type) {
 811                 if(replyTo==null&&type==null)
 812                         return;
 813                 final Intent intent=context.registerReceiver(null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
 814                 if(intent==null)
 815                         return;
 816                 final double level=intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
 817                 final int scale=intent.getIntExtra(BatteryManager.EXTRA_SCALE, 100);
 818                 final int plugged=intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0);
 819                 final int status=intent.getIntExtra(BatteryManager.EXTRA_STATUS, BatteryManager.BATTERY_STATUS_UNKNOWN);
 820                 final int temp=intent.getIntExtra(BatteryManager.EXTRA_TEMPERATURE, 0);
 821                 final int volt=intent.getIntExtra(BatteryManager.EXTRA_VOLTAGE, 0);
 822
 823                 final StringBuilder sb=new StringBuilder(100);
 824                 sb.append(context.getString(battery_level, Double.valueOf(level*100/scale)));
 825
 826                 switch(plugged){
 827                 case 0:
 828                         sb.append(context.getString(not_plugged_in));
 829                         break;
 830                 case BatteryManager.BATTERY_PLUGGED_AC:
 831                         sb.append(context.getString(plugged_in_ac));
 832                         break;
 833                 case BatteryManager.BATTERY_PLUGGED_USB:
 834                         sb.append(context.getString(plugged_in_usb));
 835                         break;
 836                 case BatteryManager.BATTERY_PLUGGED_WIRELESS:
 837                         sb.append(context.getString(plugged_in_wireless));
 838                         break;
 839                 }
 840
 841                 switch(status){
 842                 case BatteryManager.BATTERY_STATUS_CHARGING:
 843                         sb.append(context.getString(status_charging));
 844                         break;
 845                 case BatteryManager.BATTERY_STATUS_DISCHARGING:
 846                         sb.append(context.getString(status_discharging));
 847                         break;
 848                 case BatteryManager.BATTERY_STATUS_FULL:
 849                         sb.append(context.getString(status_full));
 850                         break;
 851                 case BatteryManager.BATTERY_STATUS_NOT_CHARGING:
 852                         sb.append(context.getString(status_not_charging));
 853                         break;
 854                 case BatteryManager.BATTERY_STATUS_UNKNOWN:
 855                         sb.append(context.getString(status_unknown));
 856                         break;
 857                 }
 858
 859                 sb.append(context.getString(temperature, Integer.valueOf(temp)));
 860
 861                 sb.append(context.getString(voltage, Integer.valueOf(volt)));
 862                 if(type==null)
 863                         Utils.sendMessage(context, toNonNull(replyTo), toNonNull(sb.toString()));
 864                 else
 865                         Utils.sendMessage(context, type, toNonNull(sb.toString()));
 866         }
 867
 868         /**
 869          * Dial a phone number.
 870          *
 871          * @param context Context instance
 872          * @param replyTo reply Address
 873          * @param nr phone number to dial
 874          */
 875         public static void dial(final Context context, final Address replyTo, final String nr){
 876                 final Intent intent=new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+nr));
 877                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 878                 final String name=Utils.callerId(context, nr);
 879                 if(name==null)
 880                         Utils.sendMessage(context, replyTo, dialing, nr);
 881                 else
 882                         Utils.sendMessage(context, replyTo, dialing, nr+" ("+name+")");
 883                 context.startActivity(intent);
 884         }
 885
 886         /**
 887          * Show a dialog with a message and a list of buttons.
 888          *
 889          * @param context Context instance
 890          * @param replyTo reply Address
 891          * @param message dialog message
 892          * @param buttons dialog buttons
 893          */
 894         public static void dialog(final Context context, final Address replyTo, final String message, final String[] buttons){
 895                 final Intent intent=new Intent(context, DialogActivity.class);
 896                 intent.putExtra(DialogActivity.EXTRA_MESSAGE, message);
 897                 intent.putExtra(DialogActivity.EXTRA_BUTTONS, buttons);
 898                 intent.putExtra(DialogActivity.EXTRA_REPLYTO, replyTo.toString());
 899                 intent.addFlags(
 900                                 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS|
 901                                 Intent.FLAG_ACTIVITY_NEW_TASK|
 902                                 Intent.FLAG_ACTIVITY_NO_USER_ACTION|
 903                                 Intent.FLAG_FROM_BACKGROUND);
 904                 Utils.sendMessage(context, toNonNull(replyTo), showing_dialog);
 905                 context.startActivity(intent);
 906         }
 907
 908         /**
 909          * Turns the flashlight on or off.
 910          *
 911          * @param context Context instance
 912          * @param replyTo reply Address
 913          * @param on requested flashlight state
 914          */
 915         public static void flash(final Context context, final Address replyTo, final boolean on){
 916                 startCamera(context, replyTo);
 917                 if(camera==null)
 918                         return;
 919                 final Camera.Parameters parms=camera.getParameters();
 920                 if(on){
 921                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
 922                         camera.setParameters(parms);
 923                 } else {
 924                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_AUTO);
 925                         camera.setParameters(parms);
 926                         stopCamera();
 927                 }
 928         }
 929
 930         /**
 931          * Start sending location updates to an Address.
 932          *
 933          * @param context Context instance
 934          * @param replyTo destination Address
 935          * @param provider LocationProvider
 936          * @param minTime minimum time between two consecutive updates (in ms)
 937          * @param minDistance minimum distance between two consecutive updates (in meters)
 938          *
 939          * @see LocationManager#requestLocationUpdates(String, long, float, LocationListener)
 940          */
 941         public static void location(final Context context, final Address replyTo, final String provider,final long minTime,final float minDistance){
 942                 final LocationManager man=(LocationManager) context.getApplicationContext().getSystemService(Context.LOCATION_SERVICE);
 943                 if(locationListener!=null)
 944                         nolocation(context, toNonNull(Address.BLACKHOLE));
 945                 Utils.registerOngoing(context, toNonNull(OngoingEvent.LOCATION));
 946                 locationListener=new FonBotLocationListener(context, replyTo);
 947                 man.removeUpdates(locationListener);
 948                 final Location lastKnownLocation=man.getLastKnownLocation(provider);
 949                 if(lastKnownLocation!=null){
 950                         Utils.sendMessage(context, replyTo, last_known_location);
 951                         locationListener.onLocationChanged(lastKnownLocation);
 952                 }
 953                 Utils.sendMessage(context, replyTo, listening_for_location_updates);
 954                 man.requestLocationUpdates(provider, minTime, minDistance, locationListener);
 955         }
 956
 957         /**
 958          * Lock the phone.
 959          *
 960          * @param context Context instance
 961          * @param replyTo reply Address
 962          */
 963         public static void lock(final Context context, final Address replyTo) {
 964                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
 965                 dpm.lockNow();
 966                 Utils.sendMessage(context, replyTo, device_locked);
 967         }
 968
 969         /**
 970          * Send a command to a running instance of the music player
 971          *
 972          * @param context Context instance
 973          * @param replyTo reply Address
 974          * @param command command to send
 975          */
 976         public static void musicPlayerCommand(final Context context, final Address replyTo, final String command) {
 977                 final Intent intent=new Intent("com.android.music.musicservicecommand");
 978                 intent.putExtra("command", command);
 979                 context.sendBroadcast(intent);
 980                 Utils.sendMessage(context, replyTo, command_sent);
 981         }
 982
 983         /**
 984          * Send a file to a server.
 985          *
 986          * @param context Context instance
 987          * @param replyTo reply Address
 988          * @param filename file to send
 989          * @param hostname server hostname
 990          * @param port server port
 991          */
 992         public static void ncfile(final Context context, final Address replyTo, final String filename,final String hostname,final int port){
 993                 new AsyncTask<Void, Void, Void>() {
 994                         @Override
 995                         protected @Nullable Void doInBackground(@Nullable final Void... params) {
 996                                 final FileChannel in;
 997                                 try{
 998                                         in=new FileInputStream(filename).getChannel();
 999                                 } catch (final FileNotFoundException e){
1000                                         Utils.sendMessage(context, replyTo, file_not_found, filename);
1001                                         return null;
1002                                 }
1003                                 final SocketChannel sock;
1004                                 try{
1005                                         sock = SocketChannel.open(new InetSocketAddress(hostname, port));
1006                                 } catch (final IOException e){
1007                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1008                                                         cannot_connect_to_host_on_port, hostname, Integer.valueOf(port))));
1009                                         try {
1010                                                 in.close();
1011                                         } catch (IOException ex) {
1012                                                 //ignored
1013                                         }
1014                                         return null;
1015                                 }
1016
1017                                 try{
1018                                         in.transferTo(0, in.size(), sock);
1019                                 } catch (final IOException e){
1020                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1021                                                         io_error, e.getMessage())));
1022                                 } finally {
1023                                         try{
1024                                                 in.close();
1025                                         } catch (IOException e){
1026                                                 //ignored
1027                                         }
1028                                         try{
1029                                                 sock.close();
1030                                         } catch(IOException e){
1031                                                 //ignored
1032                                         }
1033                                 }
1034                                 return null;
1035                         }
1036
1037                         @Override
1038                         protected void onPostExecute(@Nullable final Void result) {
1039                                 Utils.sendMessage(context, replyTo, file_sent);
1040                         }
1041                 }.execute();
1042         }
1043
1044         /**
1045          * Stop sending location updates.
1046          *
1047          * @param context Context instance
1048          * @param replyTo reply Address
1049          */
1050         public static void nolocation(final Context context, final Address replyTo){
1051                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.LOCATION));
1052                 final LocationManager man=(LocationManager) context.getApplicationContext().getSystemService(Context.LOCATION_SERVICE);
1053                 man.removeUpdates(locationListener);
1054                 locationListener=null;
1055                 Utils.sendMessage(context, replyTo, no_longer_listening_for_location_updates);
1056         }
1057
1058         /**
1059          * Take a photo and send it to a server.
1060          *
1061          * @param context Context instance
1062          * @param replyTo reply Address
1063          * @param hostname server hostname
1064          * @param port server port
1065          */
1066         public static void photo(final Context context, final Address replyTo, final String hostname, final int port){
1067                 startCamera(context, replyTo);
1068                 if(camera==null)
1069                         return;
1070                 final Camera.Parameters parms=camera.getParameters();
1071                 parms.setJpegQuality(70);
1072                 parms.setPictureFormat(ImageFormat.JPEG);
1073                 camera.setParameters(parms);
1074
1075                 final SurfaceView fakeView=new SurfaceView(context);
1076                 try {
1077                         camera.setPreviewDisplay(fakeView.getHolder());
1078                 } catch (IOException e) {
1079                         Utils.sendMessage(context, replyTo, error_setting_preview_display);
1080                         return;
1081                 }
1082                 camera.startPreview();
1083                 final Handler handler=new Handler();
1084
1085                 new Thread(new Runnable() {
1086                         @Override
1087                         public void run() {
1088                                 try {
1089                                         Thread.sleep(2000);
1090                                 } catch (InterruptedException e) {
1091                                         //ignored
1092                                 }
1093
1094                                 handler.post(new Runnable() {
1095                                         @Override
1096                                         public void run() {
1097                                                 camera.takePicture(null, null, new FonBotPictureCallback(context, replyTo, hostname, port));
1098                                         }
1099                                 });
1100                         }
1101                 }).start();
1102         }
1103
1104         /**
1105          * Send a directory listing to an Address
1106          *
1107          * @param context Context instance
1108          * @param replyTo destination Address
1109          * @param directory directory to list
1110          */
1111         public static void ls(final Context context, final Address replyTo, final String directory) {
1112                 final File[] files=new File(directory).listFiles();
1113                 if(files==null){
1114                         Utils.sendMessage(context, replyTo, string_is_not_a_directory, directory);
1115                         return;
1116                 }
1117
1118                 final StringBuilder sb=new StringBuilder(context.getString(files_in_directory,directory));
1119                 for(final File file : files){
1120                         sb.append(file.getName());
1121                         if(file.isDirectory())
1122                                 sb.append('/');
1123                         sb.append(" ");
1124                 }
1125
1126                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
1127         }
1128
1129         /**
1130          * Make the phone start ringing if it is not ringing or stop ringing if it is.
1131          *
1132          * @param context Context instance
1133          * @param replyTo reply Address
1134          */
1135         public static void ring(final Context context, final Address replyTo){
1136                 setupRingtone(context);
1137                 if(ringtone==null){
1138                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1139                         return;
1140                 }
1141                 if(ringtone.isPlaying())
1142                         stopAlarm(context, replyTo);
1143                 else
1144                         startAlarm(context, replyTo);
1145         }
1146
1147         /**
1148          * Make the phone start/stop ringing.
1149          *
1150          * @param context Context instance
1151          * @param replyTo reply Address
1152          * @param on true if the phone should start ringing, false otherwise
1153          */
1154         public static void ring(final Context context, final Address replyTo, final boolean on){
1155                 setupRingtone(context);
1156                 if(ringtone==null){
1157                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1158                         return;
1159                 }
1160                 if(on&&!ringtone.isPlaying())
1161                         startAlarm(context, replyTo);
1162                 else if(ringtone.isPlaying()&&!on)
1163                         stopAlarm(context, replyTo);
1164         }
1165
1166         /**
1167          * Send the current ringer mode to an Address
1168          *
1169          * @param context Context instance
1170          * @param replyTo destination Address
1171          */
1172         public static void ringer(final Context context, final Address replyTo){
1173                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1174                 switch(man.getRingerMode()){
1175                 case AudioManager.RINGER_MODE_NORMAL:
1176                         Utils.sendMessage(context, replyTo, ringer_mode_normal);
1177                         break;
1178                 case AudioManager.RINGER_MODE_VIBRATE:
1179                         Utils.sendMessage(context, replyTo, ringer_mode_vibrate);
1180                         break;
1181                 case AudioManager.RINGER_MODE_SILENT:
1182                         Utils.sendMessage(context, replyTo, ringer_mode_silent);
1183                         break;
1184                 default:
1185                         Utils.sendMessage(context, replyTo, unknown_ringer_mode);
1186                 }
1187         }
1188
1189         /**
1190          * Set the ringer mode.
1191          *
1192          * @param context Context instance
1193          * @param replyTo reply Address
1194          * @param ringerMode requested ringer mode
1195          *
1196          * @see Utils.RingerMode
1197          */
1198         public static void ringer(final Context context, final Address replyTo, final int ringerMode){
1199                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1200                 man.setRingerMode(ringerMode);
1201                 ringer(context, replyTo);
1202         }
1203
1204         /**
1205          * Remove a file or empty directory.
1206          *
1207          * @param context Context instance
1208          * @param replyTo reply Address
1209          * @param filename file/empty directory to delete
1210          */
1211         public static void rm(final Context context, final Address replyTo, final String filename){
1212                 if(new File(filename).delete())
1213                         Utils.sendMessage(context, replyTo, file_deleted);
1214                 else
1215                         Utils.sendMessage(context, replyTo, error_while_deleting_file);
1216         }
1217
1218         /**
1219          * Clear the keyguard password.
1220          *
1221          * @param context Context instance
1222          * @param replyTo reply Address
1223          * @throws SecurityException if FonBot does not have device administration permissions
1224          */
1225         public static void setPassword(final Context context, final Address replyTo) throws SecurityException{
1226                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1227
1228                 dpm.resetPassword("", 0);
1229                 Utils.sendMessage(context, replyTo, password_cleared);
1230         }
1231
1232         /**
1233          * Change the keyguard password.
1234          *
1235          * @param context Context instance
1236          * @param replyTo reply Address
1237          * @param password new password
1238          * @throws SecurityException if FonBot does not have device administration permissions
1239          */
1240         public static void setPassword(final Context context, final Address replyTo, final String password) throws SecurityException{
1241                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1242
1243                 dpm.resetPassword(password, 0);
1244                 Utils.sendMessage(context, replyTo, password_set);
1245         }
1246
1247         /**
1248          * Send a text message.
1249          *
1250          * @param context Context instance
1251          * @param replyTo reply Address
1252          * @param destination destination phone number
1253          * @param text text message contents
1254          */
1255         public static void sms(final Context context, final Address replyTo, final String destination, final String text){
1256                 final SmsManager manager=SmsManager.getDefault();
1257                 final ArrayList<String> messages=manager.divideMessage(text);
1258                 if(messages.size() > 1)
1259                         Utils.sendMessage(context, replyTo, message_was_split_into_parts, Integer.valueOf(messages.size()));
1260
1261                 final ArrayList<PendingIntent> sents=new ArrayList<PendingIntent>(messages.size());
1262                 final ArrayList<PendingIntent> delivereds=new ArrayList<PendingIntent>(messages.size());
1263
1264                 final String name=Utils.callerId(context, destination);
1265                 final String fullDestination;
1266                 if(name==null)
1267                         fullDestination=destination;
1268                 else
1269                         fullDestination=destination+" ("+name+")";
1270
1271                 for(int i=0;i<messages.size();i++){
1272                         final Intent sent=new Intent(context,SmsStatusReceiver.class);
1273                         sent.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1274                         sent.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1275                         sent.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1276                         sent.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1277                         sent.setAction(SmsStatusReceiver.SENT_ACTION+i);//actions must be unique
1278                         sents.add(PendingIntent.getBroadcast(context, 0, sent, PendingIntent.FLAG_UPDATE_CURRENT));
1279
1280                         final Intent delivered=new Intent(context, SmsStatusReceiver.class);
1281                         delivered.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1282                         delivered.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1283                         delivered.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1284                         delivered.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1285                         delivered.setAction(SmsStatusReceiver.DELIVERED_ACTION+i);//actions must be unique
1286                         delivereds.add(PendingIntent.getBroadcast(context, 0, delivered, PendingIntent.FLAG_UPDATE_CURRENT));
1287                 }
1288
1289                 Log.d(Heavy.class.getName(), "Sending sms to "+destination);
1290                 manager.sendMultipartTextMessage(destination, null, messages, sents, delivereds);
1291         }
1292
1293         /**
1294          * Send the last SMSes to an Address.
1295          *
1296          * @param context Context instance
1297          * @param replyTo destination Address
1298          * @param numSms how many SMSes to send
1299          */
1300         public static void smslog(final Context context, final Address replyTo, final int numSms) {
1301                 final String[] fields = {"type","address", "body", "date"};
1302
1303                 final Cursor cursor = context.getContentResolver().query (
1304                                 Uri.parse("content://sms"),
1305                                 fields,
1306                                 null,
1307                                 null,
1308                                 "date DESC"
1309                                 );
1310
1311                 if (cursor.moveToFirst()) {
1312                         do {
1313                                 final String fromNumber=cursor.getString(1);
1314                                 final String from;
1315                                 final String name=Utils.callerId(context, Utils.toNonNull(fromNumber));
1316                                 if(name==null)
1317                                         from=fromNumber;
1318                                 else
1319                                         from=fromNumber+" ("+name+')';
1320                                 final String message=cursor.getString(2).replace("\n", "\n                             ");
1321                                 final Date date=new Date(cursor.getLong(3));
1322
1323                                 if(cursor.getInt(0)==1)
1324                                         Utils.sendMessage(context, replyTo, incoming_message, from, message, date);
1325                                 else
1326                                         Utils.sendMessage(context, replyTo, outgoing_message, from, message, date);
1327                         } while (cursor.moveToNext() && cursor.getPosition() < numSms);
1328                 }
1329
1330                 cursor.close();
1331         }
1332
1333         /** TTS instance, only used by {@link #speak(Context, Address, String)} */
1334         private static TextToSpeech tts;
1335
1336         /**
1337          * Speak a String using the text-to-speech engine.
1338          *
1339          * @param context Context instance
1340          * @param replyTo reply Address
1341          * @param text text to speak
1342          */
1343         public static void speak(final Context context, final Address replyTo, final String text){
1344                 tts=new TextToSpeech(context, new OnInitListener() {
1345                         @Override
1346                         public void onInit(final int status) {
1347                                 if(status==TextToSpeech.SUCCESS){
1348                                         Utils.sendMessage(context, replyTo, speaking);
1349                                         tts.speak(text, TextToSpeech.QUEUE_ADD, null);
1350                                 } else
1351                                         Utils.sendMessage(context, replyTo, tts_engine_not_available);
1352                         }
1353                 });
1354         }
1355
1356         /**
1357          * Show a toast notification with the default duration.
1358          *
1359          * @param context Context instance
1360          * @param replyTo reply Address
1361          * @param text toast text
1362          */
1363         public static void toast(final Context context, final Address replyTo, final String text){
1364                 toast(context, replyTo, text, Toast.LENGTH_SHORT);
1365         }
1366
1367         /**
1368          * Show a toast notification.
1369          *
1370          * @param context Context instance
1371          * @param replyTo reply Address
1372          * @param text toast text
1373          * @param duration toast duration
1374          */
1375         public static void toast(final Context context, final Address replyTo, final String text, final int duration){
1376                 Toast.makeText(context,text,duration).show();
1377                 Utils.sendMessage(context, replyTo, toast_shown);
1378         }
1379
1380         /**
1381          * Make the phone vibrate for a number of milliseconds.
1382          *
1383          * @param context Context instance
1384          * @param replyTo reply Address
1385          * @param ms vibrate duration, in milliseconds
1386          */
1387         public static void vibrate(final Context context, final Address replyTo, final long ms){
1388                 final Vibrator v=(Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
1389                 Utils.sendMessage(context, replyTo, vibrating);
1390                 v.vibrate(ms);
1391         }
1392
1393         /**
1394          * View an URI in an appropriate activity.
1395          *
1396          * @param context Context instance
1397          * @param replyTo reply Address
1398          * @param uri URI to view
1399          */
1400         public static void view(final Context context, final Address replyTo, final Uri uri) {
1401                 try{
1402                         final Intent intent=new Intent(Intent.ACTION_VIEW);
1403                         intent.setData(uri);
1404                         intent.setFlags(Intent.FLAG_FROM_BACKGROUND|Intent.FLAG_ACTIVITY_NEW_TASK);
1405                         context.startActivity(intent);
1406                         Utils.sendMessage(context, replyTo, url_opened);
1407                 } catch(ActivityNotFoundException e){
1408                         Utils.sendMessage(context, replyTo, no_activity_found_for_this_url);
1409                 } catch(Exception e){
1410                         Utils.sendMessage(context, replyTo, invalid_url);
1411                 }
1412         }
1413
1414         /**
1415          * Get the current WiFi state.
1416          *
1417          * @param context Context instance
1418          * @param replyTo reply Address
1419          */
1420         public static void wifi(final Context context, final Address replyTo){
1421                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1422                 if(man.isWifiEnabled())
1423                         Utils.sendMessage(context, replyTo, wifi_on);
1424                 else
1425                         Utils.sendMessage(context, replyTo, wifi_off);
1426         }
1427
1428         /**
1429          * Set the WiFi state.
1430          *
1431          * @param context Context instance
1432          * @param replyTo reply Address
1433          * @param on the requested WiFi state
1434          */
1435         public static void wifi(final Context context, final Address replyTo, final boolean on){
1436                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1437                 man.setWifiEnabled(on);
1438                 if(on)
1439                         Utils.sendMessage(context, replyTo, enabling_wifi);
1440                 else
1441                         Utils.sendMessage(context, replyTo, disabling_wifi);
1442         }
1443
1444         /**
1445          * Factory reset the phone, optionally deleting the SD card too.
1446          *
1447          * @param context Context instance
1448          * @param type {@link Utils.WipeType} instance
1449          * @throws SecurityException if FonBot does not have device administration permissions
1450          */
1451         @SuppressLint("InlinedApi")
1452         public static void wipe(final Context context, final WipeType type) throws SecurityException{
1453                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1454
1455                 switch(type){
1456                 case DATA:
1457                         dpm.wipeData(0);
1458                         break;
1459                 case FULL:
1460                         dpm.wipeData(DevicePolicyManager.WIPE_EXTERNAL_STORAGE);
1461                         break;
1462                 }
1463         }
1464
1465         /**
1466          * Disable a Command. The command cannot be used until enabled again with the {@link Utils.Command#ENABLE ENABLE} command.
1467          *
1468          * @param context Context instance
1469          * @param replyTo reply Address
1470          * @param command Command to disable
1471          */
1472         public static void disable(final Context context, final Address replyTo, final Command command){
1473                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1474                 .putBoolean(command+"disabled", true).commit();
1475                 Utils.sendMessage(context, replyTo, command_disabled, command);
1476         }
1477
1478         /**
1479          * Re-enable a disabled Command.
1480          *
1481          * @param context Context instance
1482          * @param replyTo reply Address
1483          * @param command Command to re-enable
1484          */
1485         public static void enable(final Context context, final Address replyTo, final Command command){
1486                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1487                 .remove(command+"disabled").commit();
1488                 Utils.sendMessage(context, replyTo, command_enabled, command);
1489
1490         }
1491
1492         /**
1493          * Check whether a Command is disabled.
1494          *
1495          * @param context Context instance
1496          * @param command Command to check
1497          * @return true if the Command is disabled, false otherwise
1498          */
1499         public static boolean isCommandDisabled(final Context context, final Command command){
1500                 return PreferenceManager.getDefaultSharedPreferences(context).getBoolean(command+"disabled", false);
1501         }
1502
1503         /**
1504          * Poll the server for pending commands.
1505          *
1506          * @param context Context instance
1507          * @param replyTo reply Address
1508          */
1509         public static void poll(final Context context, final Address replyTo) {
1510                 Utils.sendMessage(context, replyTo, polling_server);
1511                 Utils.pollServer(context);
1512         }
1513
1514         /**
1515          * Change the server poll interval.
1516          *
1517          * @param context Context instance
1518          * @param replyTo reply Address
1519          * @param ms server poll interval in milliseconds. If 0, server poll is disabled
1520          */
1521         public static void poll(final Context context, final Address replyTo, final long ms){
1522                 final AlarmManager man=(AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
1523                 final Intent pollAlarm=new Intent(context, FonBotMainService.class);
1524                 pollAlarm.setAction(FonBotMainService.ACTION_TRIGGER_POLL);
1525                 final PendingIntent intent=PendingIntent.getService(context, 0, pollAlarm, 0);
1526                 if(ms==0){
1527                         Utils.unregisterOngoing(context, toNonNull(OngoingEvent.POLL));
1528                         man.cancel(intent);
1529                         Utils.sendMessage(context, replyTo, polling_stopped);
1530                 } else {
1531                         Utils.registerOngoing(context, toNonNull(OngoingEvent.POLL));
1532                         man.setRepeating(AlarmManager.RTC_WAKEUP, 0, ms, intent);
1533                         Utils.sendMessage(context, replyTo, polling_every_milliseconds, Long.valueOf(ms));
1534                 }
1535         }
1536
1537         /**
1538          * Get an instance of {@link ITelephony}
1539          *
1540          * @param context Context instance
1541          * @return an instance of {@link ITelephony}
1542          * @throws NoSuchMethodException thrown by reflection
1543          * @throws IllegalArgumentException thrown by reflection
1544          * @throws IllegalAccessException thrown by reflection
1545          * @throws InvocationTargetException thrown by reflection
1546          */
1547         private static ITelephony getITelephony(final Context context) throws NoSuchMethodException, IllegalArgumentException, IllegalAccessException, InvocationTargetException{
1548                 final TelephonyManager man=(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
1549                 final Method m=TelephonyManager.class.getDeclaredMethod("getITelephony");
1550                 m.setAccessible(true);
1551                 return toNonNull((ITelephony) m.invoke(man));
1552         }
1553
1554         /**
1555          * Hang up the phone.
1556          *
1557          * @param context Context instance
1558          * @param replyTo reply Address
1559          */
1560         public static void hangup(final Context context, final Address replyTo){
1561                 try{
1562                         getITelephony(context).endCall();
1563                 } catch(Exception e){
1564                         Utils.sendMessage(context, replyTo, exception_while_hanging_up_call,
1565                                         e.getClass().getName(), e.getMessage());
1566                 }
1567         }
1568
1569         /**
1570          * Answer the phone if it is ringing.
1571          *
1572          * @param context Context instance
1573          * @param replyTo reply Address
1574          */
1575         public static void answer(final Context context, final Address replyTo){
1576                 try{
1577                         getITelephony(context).answerRingingCall();
1578                 } catch(Exception e){
1579                         Utils.sendMessage(context, replyTo, exception_while_answering_call,
1580                                         e.getClass().getName(), e.getMessage());
1581                 }
1582         }
1583
1584         /**
1585          * Launch a package.
1586          *
1587          * @param context Context instance
1588          * @param replyTo reply Address
1589          * @param pkg name of the package to launch
1590          */
1591         public static void launch(final Context context, final Address replyTo, final String pkg){
1592                 final Intent intent=context.getPackageManager().getLaunchIntentForPackage(pkg);
1593                 if(intent==null){
1594                         Utils.sendMessage(context, replyTo, no_such_package);
1595                         return;
1596                 }
1597                 context.startActivity(intent);
1598                 Utils.sendMessage(context, replyTo, app_launched);
1599         }
1600
1601         /**
1602          * Get the mobile data enabled status.
1603          *
1604          * @param context Context instance
1605          * @param replyTo reply Address
1606          */
1607         public static void data(final Context context, final Address replyTo){
1608                 try{
1609                         final ConnectivityManager man=(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
1610                         final Method m=ConnectivityManager.class.getDeclaredMethod("getMobileDataEnabled");
1611                         m.setAccessible(true);
1612                         if(((Boolean)m.invoke(man)).booleanValue())
1613                                 Utils.sendMessage(context, replyTo, data_on);
1614                         else
1615                                 Utils.sendMessage(context, replyTo, data_off);
1616                 } catch(Exception e){
1617                         Utils.sendMessage(context, replyTo, exception_while_determining_data_state,
1618                                         e.getClass().getName(), e.getMessage());
1619                 }
1620         }
1621
1622         /**
1623          * Set the mobile data enabled status.
1624          *
1625          * @param context Context instance
1626          * @param replyTo reply Address
1627          * @param enable whether to enable mobile data
1628          */
1629         public static void data(final Context context, final Address replyTo, final boolean enable) {
1630                 try{
1631                         if(enable){
1632                                 getITelephony(context).enableDataConnectivity();
1633                                 Utils.sendMessage(context, replyTo, enabling_data);
1634                         } else {
1635                                 getITelephony(context).disableDataConnectivity();
1636                                 Utils.sendMessage(context, replyTo, disabling_data);
1637                         }
1638                 } catch(Exception e){
1639                         Utils.sendMessage(context, replyTo, exception_while_getting_itelephony,
1640                                         e.getClass().getName(), e.getMessage());
1641                 }
1642         }
1643
1644         /**
1645          * Get the GPS status.
1646          *
1647          * @param context Context instance
1648          * @param replyTo reply Address
1649          */
1650         public static void gps(final Context context, final Address replyTo){
1651                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER))
1652                         Utils.sendMessage(context, replyTo, gps_on);
1653                 else
1654                         Utils.sendMessage(context, replyTo, gps_off);
1655         }
1656
1657         /**
1658          * Set the GPS status.
1659          *
1660          * @param context Context instance
1661          * @param replyTo reply Address
1662          * @param enabled requested GPS status
1663          */
1664         public static void gps(final Context context, final Address replyTo, final boolean enabled) {
1665                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER, enabled);
1666                 if(enabled)
1667                         Utils.sendMessage(context, replyTo, enabling_gps);
1668                 else
1669                         Utils.sendMessage(context, replyTo, disabling_gps);
1670         }
1671
1672         /**
1673          * Get the Google location (aka network location) state.
1674          *
1675          * @param context Context instance
1676          * @param replyTo reply Address
1677          */
1678         public static void glocation(final Context context, final Address replyTo){
1679                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER))
1680                         Utils.sendMessage(context, replyTo, network_location_on);
1681                 else
1682                         Utils.sendMessage(context, replyTo, network_location_off);
1683         }
1684
1685         /**
1686          * Set the Google location (aka network location) state.
1687          *
1688          * @param context Context instance
1689          * @param replyTo reply Address
1690          * @param enabled requested Google location state
1691          */
1692         public static void glocation(final Context context, final Address replyTo, final boolean enabled) {
1693                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER, enabled);
1694                 if(enabled)
1695                         Utils.sendMessage(context, replyTo, enabling_network_location);
1696                 else
1697                         Utils.sendMessage(context, replyTo, disabling_network_location);
1698         }
1699
1700         /**
1701          * Reboot the phone.
1702          *
1703          * @param context Context instance
1704          * @param replyTo reply Address
1705          * @param reason reboot reason
1706          *
1707          * @see PowerManager#reboot(String)
1708          */
1709         public static void reboot(final Context context, final Address replyTo, final @Nullable String reason) {
1710                 final PowerManager pm=(PowerManager) context.getSystemService(Context.POWER_SERVICE);
1711                 Utils.sendMessage(context, replyTo, rebooting);
1712                 pm.reboot(reason);
1713         }
1714
1715         /**
1716          * Cancel a notification.
1717          *
1718          * @param context Context instance
1719          * @param replyTo reply Address
1720          * @param id notification ID
1721          */
1722         public static void notify(final Context context, final Address replyTo, final int id) {
1723                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1724                 man.cancel(id);
1725                 Utils.sendMessage(context, replyTo, notification_canceled);
1726         }
1727
1728         /**
1729          * Show a notification.
1730          *
1731          * @param context Context instance
1732          * @param replyTo reply Address
1733          * @param id notification ID
1734          * @param title notificationO title
1735          * @param text notification text
1736          */
1737         public static void notify(final Context context, final Address replyTo, final int id, final String title, final String text) {
1738                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1739                 man.notify(id, new NotificationCompat.Builder(context).
1740                                 setContentTitle(title).
1741                                 setContentText(text).
1742                                 setSmallIcon(android.R.drawable.stat_notify_sync_noanim).
1743                                 build());
1744                 Utils.sendMessage(context, replyTo, notification_shown);
1745         }
1746 }