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          * Runnable that takes a screen capture and stores it in a file.
 328          */
 329         private static final class ScreencapRunnable implements Runnable{
 330                 private final Context context;
 331                 private final Address replyTo;
 332                 private final String filename;
 333
 334                 ScreencapRunnable(final Context context, final Address replyTo, final String filename){
 335                         this.context=context;
 336                         this.replyTo=replyTo;
 337                         this.filename=filename;
 338                 }
 339
 340                 @Override
 341                 public void run(){
 342                         final int exitCode;
 343                         try {
 344                                 exitCode=Runtime.getRuntime().exec(new String[]{
 345                                                 "su",
 346                                                 "-c",
 347                                                 "screencap -p \"" + filename + "\""
 348                                         }).waitFor();
 349                         } catch (final Exception e){
 350                                 e.printStackTrace();
 351                                 Utils.sendMessage(toNonNull(context), toNonNull(replyTo), screencap_failed);
 352                                 return;
 353                         }
 354
 355                         if(exitCode == 0 && new File(filename).exists())
 356                                 Utils.sendMessage(toNonNull(context), toNonNull(replyTo), screencap_successful);
 357                         else
 358                                 Utils.sendMessage(toNonNull(context), toNonNull(replyTo), screencap_failed);
 359                 }
 360         }
 361
 362         /**
 363          * Get help for a particular command
 364          *
 365          * @param context Context instance
 366          * @param replyTo reply Address
 367          * @param command command to get help for
 368          */
 369         public static void help(final Context context, final Address replyTo, final Command command){//NOPMD method is a big switch statement. Nothing confusing.
 370                 switch(command){
 371                 case ANSWER:
 372                         Utils.sendMessage(context, replyTo, answer_help);
 373                         break;
 374                 case BATT:
 375                         Utils.sendMessage(context, replyTo, batt_help);
 376                         break;
 377                 case BLUETOOTH:
 378                         Utils.sendMessage(context, replyTo, bluetooth_help);
 379                         break;
 380                 case CALLLOG:
 381                         Utils.sendMessage(context, replyTo, calllog_help);
 382                         break;
 383                 case CONTACTS:
 384                         Utils.sendMessage(context, replyTo, contacts_help);
 385                         break;
 386                 case DATA:
 387                         Utils.sendMessage(context, replyTo, data_help);
 388                         break;
 389                 case DELNOTIFICATION:
 390                         Utils.sendMessage(context, replyTo, delnotification_help, Utils.join(", ", toNonNull(MessageType.values())));
 391                         break;
 392                 case DIAL:
 393                         Utils.sendMessage(context, replyTo, dial_help);
 394                         break;
 395                 case DIALOG:
 396                         Utils.sendMessage(context, replyTo, dialog_help);
 397                         break;
 398                 case DISABLE:
 399                         Utils.sendMessage(context, replyTo, disable_help, Utils.join(", ", toNonNull(Command.values())));
 400                         break;
 401                 case ECHO:
 402                         Utils.sendMessage(context, replyTo, echo_help);
 403                         break;
 404                 case ENABLE:
 405                         Utils.sendMessage(context, replyTo, enable_help, Utils.join(", ", toNonNull(Command.values())));
 406                         break;
 407                 case FLASH:
 408                         Utils.sendMessage(context, replyTo, flash_help);
 409                         break;
 410                 case GLOCATION:
 411                         Utils.sendMessage(context, replyTo, glocation_help);
 412                         break;
 413                 case GPS:
 414                         Utils.sendMessage(context, replyTo, gps_help);
 415                         break;
 416                 case HANGUP:
 417                         Utils.sendMessage(context, replyTo, hangup_help);
 418                         break;
 419                 case HELP:
 420                         Utils.sendMessage(context, replyTo, help_help, Utils.join(", ",toNonNull(Command.values())));
 421                         break;
 422                 case LAUNCH:
 423                         Utils.sendMessage(context, replyTo, launch_help);
 424                         break;
 425                 case LOCATION:
 426                         Utils.sendMessage(context, replyTo, location_help, Utils.join(", ",toNonNull(Utils.LocationProvider.values())));
 427                         break;
 428                 case LOCK:
 429                         Utils.sendMessage(context, replyTo, lock_help);
 430                         break;
 431                 case LS:
 432                         Utils.sendMessage(context, replyTo, ls_help);
 433                         break;
 434                 case NCFILE:
 435                         Utils.sendMessage(context, replyTo, ncfile_help);
 436                         break;
 437                 case NEXT:
 438                         Utils.sendMessage(context, replyTo, next_help);
 439                         break;
 440                 case NOLOCATION:
 441                         Utils.sendMessage(context, replyTo, nolocation_help);
 442                         break;
 443                 case PAUSE:
 444                         Utils.sendMessage(context, replyTo, pause_help);
 445                         break;
 446                 case PHOTO:
 447                         Utils.sendMessage(context, replyTo, photo_help);
 448                         break;
 449                 case PLAY:
 450                         Utils.sendMessage(context, replyTo, play_help);
 451                         break;
 452                 case POLL:
 453                         Utils.sendMessage(context, replyTo, poll_help);
 454                         break;
 455                 case PREV:
 456                         Utils.sendMessage(context, replyTo, prev_help);
 457                         break;
 458                 case RING:
 459                         Utils.sendMessage(context, replyTo, ring_help);
 460                         break;
 461                 case RINGER:
 462                         Utils.sendMessage(context, replyTo, ringer_help, Utils.join(", ", toNonNull(RingerMode.values())));
 463                         break;
 464                 case RM:
 465                         Utils.sendMessage(context, replyTo, rm_help);
 466                         break;
 467                 case SETNOTIFICATION:
 468                         Utils.sendMessage(context, replyTo, setnotification_help, Utils.join(", ", toNonNull(MessageType.values())));
 469                         break;
 470                 case SETPASSWORD:
 471                         Utils.sendMessage(context, replyTo, setpassword_help);
 472                         break;
 473                 case SMS:
 474                         Utils.sendMessage(context, replyTo, sms_help);
 475                         break;
 476                 case SMSLOG:
 477                         Utils.sendMessage(context, replyTo, smslog_help);
 478                         break;
 479                 case SPEAK:
 480                         Utils.sendMessage(context, replyTo, speak_help);
 481                         break;
 482                 case TOAST:
 483                         Utils.sendMessage(context, replyTo, toast_help);
 484                         break;
 485                 case VIBRATE:
 486                         Utils.sendMessage(context, replyTo, vibrate_help);
 487                         break;
 488                 case VIEW:
 489                         Utils.sendMessage(context, replyTo, view_help);
 490                         break;
 491                 case WIFI:
 492                         Utils.sendMessage(context, replyTo, wifi_help);
 493                         break;
 494                 case WIPE:
 495                         Utils.sendMessage(context, replyTo, wipe_help, Utils.WIPE_CONFIRM_STRING);
 496                         break;
 497                 case REBOOT:
 498                         Utils.sendMessage(context, replyTo, reboot_help);
 499                         break;
 500                 case NOTIFY:
 501                         Utils.sendMessage(context, replyTo, notify_help);
 502                         break;
 503                 case SCREENCAP:
 504                         Utils.sendMessage(context, replyTo, screencap_help);
 505                         break;
 506                 case TORCH:
 507                         Utils.sendMessage(context, replyTo, torch_help);
 508                         break;
 509                 }
 510         }
 511
 512         /**
 513          * Camera instance.
 514          *
 515          * @see #startCamera(Context, Address)
 516          * @see #stopCamera()
 517          */
 518         private static Camera camera;
 519         /**
 520          * Ringtone used by the {@link Utils.Command#RING RING} command.
 521          *
 522          * @see #setupRingtone(Context)
 523          */
 524         private static Ringtone ringtone;
 525         /**
 526          * Saved ringer volume.
 527          *
 528          * @see #startAlarm(Context, Address)
 529          * @see #stopAlarm(Context, Address)
 530          */
 531         private static int savedRingVolume;
 532         /**
 533          * Saved ringer mode.
 534          *
 535          * @see #startAlarm(Context, Address)
 536          * @see #stopAlarm(Context, Address)
 537          */
 538         private static int savedRingerMode;
 539
 540         /** Private constructor */
 541         private Heavy(){
 542                 //do nothing
 543         }
 544
 545         /**
 546          * Convert a phone number type to a string
 547          *
 548          * @param context Context instance
 549          * @param type phone number type
 550          * @param label name of a custom phone type
 551          * @return the phone number type
 552          */
 553         private static @Nullable String phoneNumberType(final Context context, final int type, final @Nullable String label) {
 554                 switch(type){
 555                 case BaseTypes.TYPE_CUSTOM:
 556                         return label;
 557                 case Phone.TYPE_ASSISTANT:
 558                         return context.getString(phone_numer_type_assistant);
 559                 case Phone.TYPE_CALLBACK:
 560                         return context.getString(phone_number_type_callback);
 561                 case Phone.TYPE_CAR:
 562                         return context.getString(phone_number_type_car);
 563                 case Phone.TYPE_COMPANY_MAIN:
 564                         return context.getString(phone_number_type_company_main);
 565                 case Phone.TYPE_FAX_HOME:
 566                         return context.getString(phone_number_type_home_fax);
 567                 case Phone.TYPE_FAX_WORK:
 568                         return context.getString(phone_number_type_work_fax);
 569                 case Phone.TYPE_HOME:
 570                         return context.getString(phone_number_type_home);
 571                 case Phone.TYPE_ISDN:
 572                         return context.getString(phone_number_type_isdn);
 573                 case Phone.TYPE_MAIN:
 574                         return context.getString(phone_number_type_main);
 575                 case Phone.TYPE_MMS:
 576                         return context.getString(phone_number_type_mms);
 577                 case Phone.TYPE_MOBILE:
 578                         return context.getString(phone_number_type_mobile);
 579                 case Phone.TYPE_OTHER:
 580                         return context.getString(phone_number_type_other);
 581                 case Phone.TYPE_OTHER_FAX:
 582                         return context.getString(phone_number_type_other_fax);
 583                 case Phone.TYPE_PAGER:
 584                         return context.getString(phone_number_type_pager);
 585                 case Phone.TYPE_RADIO:
 586                         return context.getString(phone_number_type_radio);
 587                 case Phone.TYPE_TELEX:
 588                         return context.getString(phone_number_type_telex);
 589                 case Phone.TYPE_TTY_TDD:
 590                         return context.getString(phone_number_type_textphone);
 591                 case Phone.TYPE_WORK:
 592                         return context.getString(phone_number_type_work);
 593                 case Phone.TYPE_WORK_MOBILE:
 594                         return context.getString(phone_number_type_work_mobile);
 595                 case Phone.TYPE_WORK_PAGER:
 596                         return context.getString(phone_number_type_work_pager);
 597                 }
 598
 599                 return context.getString(phone_number_type_unknown, Integer.valueOf(type));
 600         }
 601
 602         /**
 603          * Setup the ringtone used by the {@link Utils.Command#RING RING} command
 604          *
 605          * @param context Context
 606          */
 607         private static void setupRingtone(final Context context){
 608                 if(ringtone==null){//NOPMD not supposed to be thread-safe
 609                         final Uri alert=RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE);
 610                         ringtone=RingtoneManager.getRingtone(context, alert);
 611                 }
 612         }
 613
 614         /**
 615          * Make the phone start ringing. Turns up the volume and sets the ringer mode to NORMAL
 616          *
 617          * @param context Context instance
 618          * @param replyTo reply Address
 619          */
 620         private static void startAlarm(final Context context, final Address replyTo){
 621                 Utils.registerOngoing(context, toNonNull(OngoingEvent.RING));
 622                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 623                 savedRingerMode=man.getRingerMode();
 624                 man.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
 625                 savedRingVolume=man.getStreamVolume(AudioManager.STREAM_RING);
 626                 man.setStreamVolume(AudioManager.STREAM_RING, man.getStreamMaxVolume(AudioManager.STREAM_RING), 0);
 627                 Utils.sendMessage(context, replyTo, ringing);
 628                 ringtone.play();
 629         }
 630
 631         /**
 632          * Get a camera instance.
 633          *
 634          * @param context Context instance
 635          * @param replyTo reply Address
 636          */
 637         private static void startCamera(final Context context, final Address replyTo){
 638                 if(camera!=null)
 639                         return;
 640                 try{
 641                         camera=Camera.open();
 642                 } catch (Exception e){
 643                         Utils.sendMessage(context, replyTo, cannot_grab_camera);
 644                 }
 645         }
 646
 647         /**
 648          * Make the phone stop ringing. Restores the volume and ringer mode.
 649          *
 650          * @param context Context instance
 651          * @param replyTo reply Address
 652          */
 653         private static void stopAlarm(final Context context, final Address replyTo){
 654                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.RING));
 655                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
 656                 Utils.sendMessage(context, replyTo, no_longer_ringing);
 657                 ringtone.stop();
 658                 man.setStreamVolume(AudioManager.STREAM_RING, savedRingVolume, 0);
 659                 man.setRingerMode(savedRingerMode);
 660         }
 661
 662         /**
 663          * Release the previously grabbed camera instance
 664          *
 665          * @see #startCamera(Context, Address)
 666          */
 667         private static void stopCamera(){
 668                 if(camera==null)
 669                         return;
 670                 camera.release();
 671                 camera=null;
 672         }
 673
 674         /**
 675          * Send battery status information to an Address
 676          *
 677          * @param context Context instance
 678          * @param replyTo destination Address
 679          *
 680          * @see #describeBatteryLevel(Context, Address, MessageType)
 681          */
 682         public static void batt(final Context context, final Address replyTo){
 683                 describeBatteryLevel(context, replyTo, null);
 684         }
 685
 686         /**
 687          * Show the bluetooth radio status.
 688          *
 689          * @param context Context instance
 690          * @param replyTo destination Address
 691          */
 692         public static void bluetooth(final Context context, final Address replyTo) {
 693                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 694                 if(adapter==null){
 695                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 696                         return;
 697                 }
 698
 699                 if(adapter.isEnabled())
 700                         Utils.sendMessage(context, replyTo, bluetooth_on);
 701                 else
 702                         Utils.sendMessage(context, replyTo, bluetooth_off);
 703         }
 704
 705         /**
 706          * Set the bluetooth radio status.
 707          *
 708          * @param context Context instance
 709          * @param replyTo destination Address
 710          * @param on the requested radio status
 711          */
 712         public static void bluetooth(final Context context, final Address replyTo, final boolean on){
 713                 final BluetoothAdapter adapter=BluetoothAdapter.getDefaultAdapter();
 714                 if(adapter==null){
 715                         Utils.sendMessage(context, replyTo, no_bluetooth_adapter);
 716                         return;
 717                 }
 718
 719                 if(on) {
 720                         adapter.enable();
 721                         Utils.sendMessage(context, replyTo, enabling_bluetooth);
 722                 }
 723                 else {
 724                         adapter.disable();
 725                         Utils.sendMessage(context, replyTo, disabling_bluetooth);
 726                 }
 727         }
 728
 729         /**
 730          * Cancel an ongoing event.
 731          *
 732          * @param context Context instance
 733          * @param event the event to cancel
 734          */
 735         public static void cancelOngoing(final Context context, final OngoingEvent event){
 736                 switch(event){
 737                 case LOCATION:
 738                         nolocation(context, toNonNull(Address.BLACKHOLE));
 739                         break;
 740                 case RING:
 741                         ring(context, toNonNull(Address.BLACKHOLE), false);
 742                         break;
 743                 }
 744         }
 745
 746         /**
 747          * Send the last calls to an Address.
 748          *
 749          * @param context Context instance
 750          * @param replyTo destination Address
 751          * @param numCalls how many calls to send
 752          */
 753         public static void calllog(final Context context, final Address replyTo, final int numCalls) {
 754                 final String[] fields = {
 755                                 Calls.TYPE, Calls.NUMBER, Calls.CACHED_NAME, Calls.DURATION, Calls.DATE
 756                 };
 757
 758                 final Cursor cursor = context.getContentResolver().query(
 759                                 Calls.CONTENT_URI,
 760                                 fields,
 761                                 null,
 762                                 null,
 763                                 Calls.DATE + " DESC"
 764                                 );
 765
 766                 if (cursor.moveToFirst()) {
 767                         do {
 768                                 final StringBuilder sb=new StringBuilder(50);//NOPMD different strings
 769                                 final int type=cursor.getInt(0);
 770                                 final String from=cursor.getString(1);
 771
 772                                 switch(type){
 773                                 case Calls.INCOMING_TYPE:
 774                                         sb.append(context.getString(incoming_call_from, from));
 775                                         break;
 776                                 case Calls.MISSED_TYPE:
 777                                         sb.append(context.getString(missed_call_from, from));
 778                                         break;
 779                                 case Calls.OUTGOING_TYPE:
 780                                         sb.append(context.getString(outgoing_call_to, from));
 781                                         break;
 782                                 }
 783
 784                                 if (cursor.getString(2) != null)
 785                                         sb.append('(').append(cursor.getString(2)).append(") ");
 786
 787                                 sb.append(context.getString(duration_seconds_starting_at,
 788                                                 Long.valueOf(cursor.getLong(3)),
 789                                                 new Date(cursor.getLong(4))));
 790
 791                                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
 792                         } while (cursor.moveToNext() && cursor.getPosition() < numCalls);
 793                 }
 794
 795                 cursor.close();
 796         }
 797
 798         /**
 799          * Search for contacts by name/nickname and send matching entries to an Address.
 800          *
 801          * @param context Context instance
 802          * @param replyTo destination Address
 803          * @param name name/nickname part to search for
 804          */
 805         @SuppressLint("StringFormatMatches")
 806         public static void contacts(final Context context, final Address replyTo, final String name){
 807                 final Cursor cursor=context.getContentResolver().query(Uri.withAppendedPath(
 808                                 Contacts.CONTENT_FILTER_URI, name),
 809                                 new String[]{Contacts.DISPLAY_NAME, BaseColumns._ID, Contacts.LOOKUP_KEY},
 810                                 null, null, Contacts.DISPLAY_NAME);
 811
 812                 if(cursor.getCount()==0)
 813                         Utils.sendMessage(context, replyTo, no_matching_contacts_found);
 814
 815                 while(cursor.moveToNext()){
 816                         final String[] fields = {
 817                                         CommonDataKinds.Phone.NUMBER,
 818                                         CommonDataKinds.Phone.TYPE,
 819                                         CommonDataKinds.Phone.LABEL,
 820                         };
 821
 822                         final Cursor inCursor=context.getContentResolver().query(Data.CONTENT_URI,
 823                                         fields,
 824                                         Data.CONTACT_ID+" = ? AND "+Data.MIMETYPE+ " = ?",
 825                                         new String[]{Long.toString(cursor.getLong(1)), CommonDataKinds.Phone.CONTENT_ITEM_TYPE},
 826                                         CommonDataKinds.Phone.LABEL);
 827
 828                         while(inCursor.moveToNext())
 829                                 Utils.sendMessage(context, replyTo, toNonNull(context.getString(contact_info,
 830                                                 cursor.getString(0),
 831                                                 inCursor.getString(0),
 832                                                 phoneNumberType(context, inCursor.getInt(1), inCursor.getString(2)))));
 833
 834                         inCursor.close();
 835                 }
 836
 837                 cursor.close();
 838         }
 839
 840         /**
 841          * Send battery status information to an Address or as a notification
 842          *
 843          * @param context Context instance
 844          * @param replyTo Address to send the information to, if sending to a direct address. Null otherwise.
 845          * @param type Notification type, if sending as a notification. Null otherwise.
 846          */
 847         public static void describeBatteryLevel(final Context context, final @Nullable Address replyTo, final @Nullable MessageType type) {
 848                 if(replyTo==null&&type==null)
 849                         return;
 850                 final Intent intent=context.registerReceiver(null, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
 851                 if(intent==null)
 852                         return;
 853                 final double level=intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
 854                 final int scale=intent.getIntExtra(BatteryManager.EXTRA_SCALE, 100);
 855                 final int plugged=intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0);
 856                 final int status=intent.getIntExtra(BatteryManager.EXTRA_STATUS, BatteryManager.BATTERY_STATUS_UNKNOWN);
 857                 final int temp=intent.getIntExtra(BatteryManager.EXTRA_TEMPERATURE, 0);
 858                 final int volt=intent.getIntExtra(BatteryManager.EXTRA_VOLTAGE, 0);
 859
 860                 final StringBuilder sb=new StringBuilder(100);
 861                 sb.append(context.getString(battery_level, Double.valueOf(level*100/scale)));
 862
 863                 switch(plugged){
 864                 case 0:
 865                         sb.append(context.getString(not_plugged_in));
 866                         break;
 867                 case BatteryManager.BATTERY_PLUGGED_AC:
 868                         sb.append(context.getString(plugged_in_ac));
 869                         break;
 870                 case BatteryManager.BATTERY_PLUGGED_USB:
 871                         sb.append(context.getString(plugged_in_usb));
 872                         break;
 873                 case BatteryManager.BATTERY_PLUGGED_WIRELESS:
 874                         sb.append(context.getString(plugged_in_wireless));
 875                         break;
 876                 }
 877
 878                 switch(status){
 879                 case BatteryManager.BATTERY_STATUS_CHARGING:
 880                         sb.append(context.getString(status_charging));
 881                         break;
 882                 case BatteryManager.BATTERY_STATUS_DISCHARGING:
 883                         sb.append(context.getString(status_discharging));
 884                         break;
 885                 case BatteryManager.BATTERY_STATUS_FULL:
 886                         sb.append(context.getString(status_full));
 887                         break;
 888                 case BatteryManager.BATTERY_STATUS_NOT_CHARGING:
 889                         sb.append(context.getString(status_not_charging));
 890                         break;
 891                 case BatteryManager.BATTERY_STATUS_UNKNOWN:
 892                         sb.append(context.getString(status_unknown));
 893                         break;
 894                 }
 895
 896                 sb.append(context.getString(temperature, Integer.valueOf(temp)));
 897
 898                 sb.append(context.getString(voltage, Integer.valueOf(volt)));
 899                 if(type==null)
 900                         Utils.sendMessage(context, toNonNull(replyTo), toNonNull(sb.toString()));
 901                 else
 902                         Utils.sendMessage(context, type, toNonNull(sb.toString()));
 903         }
 904
 905         /**
 906          * Dial a phone number.
 907          *
 908          * @param context Context instance
 909          * @param replyTo reply Address
 910          * @param nr phone number to dial
 911          */
 912         public static void dial(final Context context, final Address replyTo, final String nr){
 913                 final Intent intent=new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+nr));
 914                 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 915                 final String name=Utils.callerId(context, nr);
 916                 if(name==null)
 917                         Utils.sendMessage(context, replyTo, dialing, nr);
 918                 else
 919                         Utils.sendMessage(context, replyTo, dialing, nr+" ("+name+")");
 920                 context.startActivity(intent);
 921         }
 922
 923         /**
 924          * Show a dialog with a message and a list of buttons.
 925          *
 926          * @param context Context instance
 927          * @param replyTo reply Address
 928          * @param message dialog message
 929          * @param buttons dialog buttons
 930          */
 931         public static void dialog(final Context context, final Address replyTo, final String message, final String[] buttons){
 932                 final Intent intent=new Intent(context, DialogActivity.class);
 933                 intent.putExtra(DialogActivity.EXTRA_MESSAGE, message);
 934                 intent.putExtra(DialogActivity.EXTRA_BUTTONS, buttons);
 935                 intent.putExtra(DialogActivity.EXTRA_REPLYTO, replyTo.toString());
 936                 intent.addFlags(
 937                                 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS|
 938                                 Intent.FLAG_ACTIVITY_NEW_TASK|
 939                                 Intent.FLAG_ACTIVITY_NO_USER_ACTION|
 940                                 Intent.FLAG_FROM_BACKGROUND);
 941                 Utils.sendMessage(context, toNonNull(replyTo), showing_dialog);
 942                 context.startActivity(intent);
 943         }
 944
 945         /**
 946          * Turns the flashlight on or off.
 947          *
 948          * @param context Context instance
 949          * @param replyTo reply Address
 950          * @param on requested flashlight state
 951          */
 952         public static void flash(final Context context, final Address replyTo, final boolean on){
 953                 startCamera(context, replyTo);
 954                 if(camera==null)
 955                         return;
 956                 final Camera.Parameters parms=camera.getParameters();
 957                 if(on){
 958                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
 959                         camera.setParameters(parms);
 960                 } else {
 961                         parms.setFlashMode(Camera.Parameters.FLASH_MODE_AUTO);
 962                         camera.setParameters(parms);
 963                         stopCamera();
 964                 }
 965         }
 966
 967         /**
 968          * Start sending location updates to an Address.
 969          *
 970          * @param context Context instance
 971          * @param replyTo destination Address
 972          * @param provider LocationProvider
 973          * @param minTime minimum time between two consecutive updates (in ms)
 974          * @param minDistance minimum distance between two consecutive updates (in meters)
 975          *
 976          * @see LocationManager#requestLocationUpdates(String, long, float, LocationListener)
 977          */
 978         public static void location(final Context context, final Address replyTo, final String provider,final long minTime,final float minDistance){
 979                 final LocationManager man=(LocationManager) context.getApplicationContext().getSystemService(Context.LOCATION_SERVICE);
 980                 if(locationListener!=null)
 981                         nolocation(context, toNonNull(Address.BLACKHOLE));
 982                 Utils.registerOngoing(context, toNonNull(OngoingEvent.LOCATION));
 983                 locationListener=new FonBotLocationListener(context, replyTo);
 984                 man.removeUpdates(locationListener);
 985                 final Location lastKnownLocation=man.getLastKnownLocation(provider);
 986                 if(lastKnownLocation!=null){
 987                         Utils.sendMessage(context, replyTo, last_known_location);
 988                         locationListener.onLocationChanged(lastKnownLocation);
 989                 }
 990                 Utils.sendMessage(context, replyTo, listening_for_location_updates);
 991                 man.requestLocationUpdates(provider, minTime, minDistance, locationListener);
 992         }
 993
 994         /**
 995          * Lock the phone.
 996          *
 997          * @param context Context instance
 998          * @param replyTo reply Address
 999          */
1000         public static void lock(final Context context, final Address replyTo) {
1001                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1002                 dpm.lockNow();
1003                 Utils.sendMessage(context, replyTo, device_locked);
1004         }
1005
1006         /**
1007          * Send a command to a running instance of the music player
1008          *
1009          * @param context Context instance
1010          * @param replyTo reply Address
1011          * @param command command to send
1012          */
1013         public static void musicPlayerCommand(final Context context, final Address replyTo, final String command) {
1014                 final Intent intent=new Intent("com.android.music.musicservicecommand");
1015                 intent.putExtra("command", command);
1016                 context.sendBroadcast(intent);
1017                 Utils.sendMessage(context, replyTo, command_sent);
1018         }
1019
1020         /**
1021          * Send a file to a server.
1022          *
1023          * @param context Context instance
1024          * @param replyTo reply Address
1025          * @param filename file to send
1026          * @param hostname server hostname
1027          * @param port server port
1028          */
1029         public static void ncfile(final Context context, final Address replyTo, final String filename,final String hostname,final int port){
1030                 new AsyncTask<Void, Void, Void>() {
1031                         @Override
1032                         protected @Nullable Void doInBackground(@Nullable final Void... params) {
1033                                 final FileChannel in;
1034                                 try{
1035                                         in=new FileInputStream(filename).getChannel();
1036                                 } catch (final FileNotFoundException e){
1037                                         Utils.sendMessage(context, replyTo, file_not_found, filename);
1038                                         return null;
1039                                 }
1040                                 final SocketChannel sock;
1041                                 try{
1042                                         sock = SocketChannel.open(new InetSocketAddress(hostname, port));
1043                                 } catch (final IOException e){
1044                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1045                                                         cannot_connect_to_host_on_port, hostname, Integer.valueOf(port))));
1046                                         try {
1047                                                 in.close();
1048                                         } catch (IOException ex) {
1049                                                 //ignored
1050                                         }
1051                                         return null;
1052                                 }
1053
1054                                 try{
1055                                         in.transferTo(0, in.size(), sock);
1056                                 } catch (final IOException e){
1057                                         Utils.sendMessage(context, replyTo, toNonNull(context.getString(
1058                                                         io_error, e.getMessage())));
1059                                 } finally {
1060                                         try{
1061                                                 in.close();
1062                                         } catch (IOException e){
1063                                                 //ignored
1064                                         }
1065                                         try{
1066                                                 sock.close();
1067                                         } catch(IOException e){
1068                                                 //ignored
1069                                         }
1070                                 }
1071                                 return null;
1072                         }
1073
1074                         @Override
1075                         protected void onPostExecute(@Nullable final Void result) {
1076                                 Utils.sendMessage(context, replyTo, file_sent);
1077                         }
1078                 }.execute();
1079         }
1080
1081         /**
1082          * Stop sending location updates.
1083          *
1084          * @param context Context instance
1085          * @param replyTo reply Address
1086          */
1087         public static void nolocation(final Context context, final Address replyTo){
1088                 Utils.unregisterOngoing(context, toNonNull(OngoingEvent.LOCATION));
1089                 final LocationManager man=(LocationManager) context.getApplicationContext().getSystemService(Context.LOCATION_SERVICE);
1090                 man.removeUpdates(locationListener);
1091                 locationListener=null;
1092                 Utils.sendMessage(context, replyTo, no_longer_listening_for_location_updates);
1093         }
1094
1095         /**
1096          * Take a photo and send it to a server.
1097          *
1098          * @param context Context instance
1099          * @param replyTo reply Address
1100          * @param hostname server hostname
1101          * @param port server port
1102          */
1103         public static void photo(final Context context, final Address replyTo, final String hostname, final int port){
1104                 startCamera(context, replyTo);
1105                 if(camera==null)
1106                         return;
1107                 final Camera.Parameters parms=camera.getParameters();
1108                 parms.setJpegQuality(70);
1109                 parms.setPictureFormat(ImageFormat.JPEG);
1110                 camera.setParameters(parms);
1111
1112                 final SurfaceView fakeView=new SurfaceView(context);
1113                 try {
1114                         camera.setPreviewDisplay(fakeView.getHolder());
1115                 } catch (IOException e) {
1116                         Utils.sendMessage(context, replyTo, error_setting_preview_display);
1117                         return;
1118                 }
1119                 camera.startPreview();
1120                 final Handler handler=new Handler();
1121
1122                 new Thread(new Runnable() {
1123                         @Override
1124                         public void run() {
1125                                 try {
1126                                         Thread.sleep(2000);
1127                                 } catch (InterruptedException e) {
1128                                         //ignored
1129                                 }
1130
1131                                 handler.post(new Runnable() {
1132                                         @Override
1133                                         public void run() {
1134                                                 camera.takePicture(null, null, new FonBotPictureCallback(context, replyTo, hostname, port));
1135                                         }
1136                                 });
1137                         }
1138                 }).start();
1139         }
1140
1141         /**
1142          * Send a directory listing to an Address
1143          *
1144          * @param context Context instance
1145          * @param replyTo destination Address
1146          * @param directory directory to list
1147          */
1148         public static void ls(final Context context, final Address replyTo, final String directory) {
1149                 final File[] files=new File(directory).listFiles();
1150                 if(files==null){
1151                         Utils.sendMessage(context, replyTo, string_is_not_a_directory, directory);
1152                         return;
1153                 }
1154
1155                 final StringBuilder sb=new StringBuilder(context.getString(files_in_directory,directory));
1156                 for(final File file : files){
1157                         sb.append(file.getName());
1158                         if(file.isDirectory())
1159                                 sb.append('/');
1160                         sb.append(" ");
1161                 }
1162
1163                 Utils.sendMessage(context, replyTo, toNonNull(sb.toString()));
1164         }
1165
1166         /**
1167          * Make the phone start ringing if it is not ringing or stop ringing if it is.
1168          *
1169          * @param context Context instance
1170          * @param replyTo reply Address
1171          */
1172         public static void ring(final Context context, final Address replyTo){
1173                 setupRingtone(context);
1174                 if(ringtone==null){
1175                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1176                         return;
1177                 }
1178                 if(ringtone.isPlaying())
1179                         stopAlarm(context, replyTo);
1180                 else
1181                         startAlarm(context, replyTo);
1182         }
1183
1184         /**
1185          * Make the phone start/stop ringing.
1186          *
1187          * @param context Context instance
1188          * @param replyTo reply Address
1189          * @param on true if the phone should start ringing, false otherwise
1190          */
1191         public static void ring(final Context context, final Address replyTo, final boolean on){
1192                 setupRingtone(context);
1193                 if(ringtone==null){
1194                         Utils.sendMessage(context, replyTo, no_ringtone_found);
1195                         return;
1196                 }
1197                 if(on&&!ringtone.isPlaying())
1198                         startAlarm(context, replyTo);
1199                 else if(ringtone.isPlaying()&&!on)
1200                         stopAlarm(context, replyTo);
1201         }
1202
1203         /**
1204          * Send the current ringer mode to an Address
1205          *
1206          * @param context Context instance
1207          * @param replyTo destination Address
1208          */
1209         public static void ringer(final Context context, final Address replyTo){
1210                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1211                 switch(man.getRingerMode()){
1212                 case AudioManager.RINGER_MODE_NORMAL:
1213                         Utils.sendMessage(context, replyTo, ringer_mode_normal);
1214                         break;
1215                 case AudioManager.RINGER_MODE_VIBRATE:
1216                         Utils.sendMessage(context, replyTo, ringer_mode_vibrate);
1217                         break;
1218                 case AudioManager.RINGER_MODE_SILENT:
1219                         Utils.sendMessage(context, replyTo, ringer_mode_silent);
1220                         break;
1221                 default:
1222                         Utils.sendMessage(context, replyTo, unknown_ringer_mode);
1223                 }
1224         }
1225
1226         /**
1227          * Set the ringer mode.
1228          *
1229          * @param context Context instance
1230          * @param replyTo reply Address
1231          * @param ringerMode requested ringer mode
1232          *
1233          * @see Utils.RingerMode
1234          */
1235         public static void ringer(final Context context, final Address replyTo, final int ringerMode){
1236                 final AudioManager man=(AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
1237                 man.setRingerMode(ringerMode);
1238                 ringer(context, replyTo);
1239         }
1240
1241         /**
1242          * Remove a file or empty directory.
1243          *
1244          * @param context Context instance
1245          * @param replyTo reply Address
1246          * @param filename file/empty directory to delete
1247          */
1248         public static void rm(final Context context, final Address replyTo, final String filename){
1249                 if(new File(filename).delete())
1250                         Utils.sendMessage(context, replyTo, file_deleted);
1251                 else
1252                         Utils.sendMessage(context, replyTo, error_while_deleting_file);
1253         }
1254
1255         /**
1256          * Clear the keyguard password.
1257          *
1258          * @param context Context instance
1259          * @param replyTo reply Address
1260          * @throws SecurityException if FonBot does not have device administration permissions
1261          */
1262         public static void setPassword(final Context context, final Address replyTo) throws SecurityException{
1263                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1264
1265                 dpm.resetPassword("", 0);
1266                 Utils.sendMessage(context, replyTo, password_cleared);
1267         }
1268
1269         /**
1270          * Change the keyguard password.
1271          *
1272          * @param context Context instance
1273          * @param replyTo reply Address
1274          * @param password new password
1275          * @throws SecurityException if FonBot does not have device administration permissions
1276          */
1277         public static void setPassword(final Context context, final Address replyTo, final String password) throws SecurityException{
1278                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1279
1280                 dpm.resetPassword(password, 0);
1281                 Utils.sendMessage(context, replyTo, password_set);
1282         }
1283
1284         /**
1285          * Send a text message.
1286          *
1287          * @param context Context instance
1288          * @param replyTo reply Address
1289          * @param destination destination phone number
1290          * @param text text message contents
1291          */
1292         public static void sms(final Context context, final Address replyTo, final String destination, final String text){
1293                 final SmsManager manager=SmsManager.getDefault();
1294                 final ArrayList<String> messages=manager.divideMessage(text);
1295                 if(messages.size() > 1)
1296                         Utils.sendMessage(context, replyTo, message_was_split_into_parts, Integer.valueOf(messages.size()));
1297
1298                 final ArrayList<PendingIntent> sents=new ArrayList<PendingIntent>(messages.size());
1299                 final ArrayList<PendingIntent> delivereds=new ArrayList<PendingIntent>(messages.size());
1300
1301                 final String name=Utils.callerId(context, destination);
1302                 final String fullDestination;
1303                 if(name==null)
1304                         fullDestination=destination;
1305                 else
1306                         fullDestination=destination+" ("+name+")";
1307
1308                 for(int i=0;i<messages.size();i++){
1309                         final Intent sent=new Intent(context,SmsStatusReceiver.class);
1310                         sent.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1311                         sent.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1312                         sent.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1313                         sent.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1314                         sent.setAction(SmsStatusReceiver.SENT_ACTION+i);//actions must be unique
1315                         sents.add(PendingIntent.getBroadcast(context, 0, sent, PendingIntent.FLAG_UPDATE_CURRENT));
1316
1317                         final Intent delivered=new Intent(context, SmsStatusReceiver.class);
1318                         delivered.putExtra(SmsStatusReceiver.EXTRA_DESTINATION, fullDestination);
1319                         delivered.putExtra(SmsStatusReceiver.EXTRA_PART, i+1);
1320                         delivered.putExtra(SmsStatusReceiver.EXTRA_TOTAL, messages.size());
1321                         delivered.putExtra(SmsStatusReceiver.EXTRA_REPLY_TO, replyTo.toString());
1322                         delivered.setAction(SmsStatusReceiver.DELIVERED_ACTION+i);//actions must be unique
1323                         delivereds.add(PendingIntent.getBroadcast(context, 0, delivered, PendingIntent.FLAG_UPDATE_CURRENT));
1324                 }
1325
1326                 Log.d(Heavy.class.getName(), "Sending sms to "+destination);
1327                 manager.sendMultipartTextMessage(destination, null, messages, sents, delivereds);
1328         }
1329
1330         /**
1331          * Send the last SMSes to an Address.
1332          *
1333          * @param context Context instance
1334          * @param replyTo destination Address
1335          * @param numSms how many SMSes to send
1336          */
1337         public static void smslog(final Context context, final Address replyTo, final int numSms) {
1338                 final String[] fields = {"type","address", "body", "date"};
1339
1340                 final Cursor cursor = context.getContentResolver().query (
1341                                 Uri.parse("content://sms"),
1342                                 fields,
1343                                 null,
1344                                 null,
1345                                 "date DESC"
1346                                 );
1347
1348                 if (cursor.moveToFirst()) {
1349                         do {
1350                                 final String fromNumber=cursor.getString(1);
1351                                 final String from;
1352                                 final String name=Utils.callerId(context, Utils.toNonNull(fromNumber));
1353                                 if(name==null)
1354                                         from=fromNumber;
1355                                 else
1356                                         from=fromNumber+" ("+name+')';
1357                                 final String message=cursor.getString(2).replace("\n", "\n                             ");
1358                                 final Date date=new Date(cursor.getLong(3));
1359
1360                                 if(cursor.getInt(0)==1)
1361                                         Utils.sendMessage(context, replyTo, incoming_message, from, message, date);
1362                                 else
1363                                         Utils.sendMessage(context, replyTo, outgoing_message, from, message, date);
1364                         } while (cursor.moveToNext() && cursor.getPosition() < numSms);
1365                 }
1366
1367                 cursor.close();
1368         }
1369
1370         /** TTS instance, only used by {@link #speak(Context, Address, String)} */
1371         private static TextToSpeech tts;
1372
1373         /**
1374          * Speak a String using the text-to-speech engine.
1375          *
1376          * @param context Context instance
1377          * @param replyTo reply Address
1378          * @param text text to speak
1379          */
1380         public static void speak(final Context context, final Address replyTo, final String text){
1381                 tts=new TextToSpeech(context, new OnInitListener() {
1382                         @Override
1383                         public void onInit(final int status) {
1384                                 if(status==TextToSpeech.SUCCESS){
1385                                         Utils.sendMessage(context, replyTo, speaking);
1386                                         tts.speak(text, TextToSpeech.QUEUE_ADD, null);
1387                                 } else
1388                                         Utils.sendMessage(context, replyTo, tts_engine_not_available);
1389                         }
1390                 });
1391         }
1392
1393         /**
1394          * Show a toast notification with the default duration.
1395          *
1396          * @param context Context instance
1397          * @param replyTo reply Address
1398          * @param text toast text
1399          */
1400         public static void toast(final Context context, final Address replyTo, final String text){
1401                 toast(context, replyTo, text, Toast.LENGTH_SHORT);
1402         }
1403
1404         /**
1405          * Show a toast notification.
1406          *
1407          * @param context Context instance
1408          * @param replyTo reply Address
1409          * @param text toast text
1410          * @param duration toast duration
1411          */
1412         public static void toast(final Context context, final Address replyTo, final String text, final int duration){
1413                 Toast.makeText(context,text,duration).show();
1414                 Utils.sendMessage(context, replyTo, toast_shown);
1415         }
1416
1417         /**
1418          * Make the phone vibrate for a number of milliseconds.
1419          *
1420          * @param context Context instance
1421          * @param replyTo reply Address
1422          * @param ms vibrate duration, in milliseconds
1423          */
1424         public static void vibrate(final Context context, final Address replyTo, final long ms){
1425                 final Vibrator v=(Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
1426                 Utils.sendMessage(context, replyTo, vibrating);
1427                 v.vibrate(ms);
1428         }
1429
1430         /**
1431          * View an URI in an appropriate activity.
1432          *
1433          * @param context Context instance
1434          * @param replyTo reply Address
1435          * @param uri URI to view
1436          */
1437         public static void view(final Context context, final Address replyTo, final Uri uri) {
1438                 try{
1439                         final Intent intent=new Intent(Intent.ACTION_VIEW);
1440                         intent.setData(uri);
1441                         intent.setFlags(Intent.FLAG_FROM_BACKGROUND|Intent.FLAG_ACTIVITY_NEW_TASK);
1442                         context.startActivity(intent);
1443                         Utils.sendMessage(context, replyTo, url_opened);
1444                 } catch(ActivityNotFoundException e){
1445                         Utils.sendMessage(context, replyTo, no_activity_found_for_this_url);
1446                 } catch(Exception e){
1447                         Utils.sendMessage(context, replyTo, invalid_url);
1448                 }
1449         }
1450
1451         /**
1452          * Get the current WiFi state.
1453          *
1454          * @param context Context instance
1455          * @param replyTo reply Address
1456          */
1457         public static void wifi(final Context context, final Address replyTo){
1458                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1459                 if(man.isWifiEnabled())
1460                         Utils.sendMessage(context, replyTo, wifi_on);
1461                 else
1462                         Utils.sendMessage(context, replyTo, wifi_off);
1463         }
1464
1465         /**
1466          * Set the WiFi state.
1467          *
1468          * @param context Context instance
1469          * @param replyTo reply Address
1470          * @param on the requested WiFi state
1471          */
1472         public static void wifi(final Context context, final Address replyTo, final boolean on){
1473                 final WifiManager man=(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
1474                 man.setWifiEnabled(on);
1475                 if(on)
1476                         Utils.sendMessage(context, replyTo, enabling_wifi);
1477                 else
1478                         Utils.sendMessage(context, replyTo, disabling_wifi);
1479         }
1480
1481         /**
1482          * Factory reset the phone, optionally deleting the SD card too.
1483          *
1484          * @param context Context instance
1485          * @param type {@link Utils.WipeType} instance
1486          * @throws SecurityException if FonBot does not have device administration permissions
1487          */
1488         @SuppressLint("InlinedApi")
1489         public static void wipe(final Context context, final WipeType type) throws SecurityException{
1490                 final DevicePolicyManager dpm=(DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE);
1491
1492                 switch(type){
1493                 case DATA:
1494                         dpm.wipeData(0);
1495                         break;
1496                 case FULL:
1497                         dpm.wipeData(DevicePolicyManager.WIPE_EXTERNAL_STORAGE);
1498                         break;
1499                 }
1500         }
1501
1502         /**
1503          * Disable a Command. The command cannot be used until enabled again with the {@link Utils.Command#ENABLE ENABLE} command.
1504          *
1505          * @param context Context instance
1506          * @param replyTo reply Address
1507          * @param command Command to disable
1508          */
1509         public static void disable(final Context context, final Address replyTo, final Command command){
1510                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1511                 .putBoolean(command+"disabled", true).commit();
1512                 Utils.sendMessage(context, replyTo, command_disabled, command);
1513         }
1514
1515         /**
1516          * Re-enable a disabled Command.
1517          *
1518          * @param context Context instance
1519          * @param replyTo reply Address
1520          * @param command Command to re-enable
1521          */
1522         public static void enable(final Context context, final Address replyTo, final Command command){
1523                 PreferenceManager.getDefaultSharedPreferences(context).edit()
1524                 .remove(command+"disabled").commit();
1525                 Utils.sendMessage(context, replyTo, command_enabled, command);
1526
1527         }
1528
1529         /**
1530          * Check whether a Command is disabled.
1531          *
1532          * @param context Context instance
1533          * @param command Command to check
1534          * @return true if the Command is disabled, false otherwise
1535          */
1536         public static boolean isCommandDisabled(final Context context, final Command command){
1537                 return PreferenceManager.getDefaultSharedPreferences(context).getBoolean(command+"disabled", false);
1538         }
1539
1540         /**
1541          * Poll the server for pending commands.
1542          *
1543          * @param context Context instance
1544          * @param replyTo reply Address
1545          */
1546         public static void poll(final Context context, final Address replyTo) {
1547                 Utils.sendMessage(context, replyTo, polling_server);
1548                 context.startService(new Intent(context, FonBotMainService.class));
1549         }
1550
1551         /**
1552          * Get an instance of {@link ITelephony}
1553          *
1554          * @param context Context instance
1555          * @return an instance of {@link ITelephony}
1556          * @throws NoSuchMethodException thrown by reflection
1557          * @throws IllegalArgumentException thrown by reflection
1558          * @throws IllegalAccessException thrown by reflection
1559          * @throws InvocationTargetException thrown by reflection
1560          */
1561         private static ITelephony getITelephony(final Context context) throws NoSuchMethodException, IllegalArgumentException, IllegalAccessException, InvocationTargetException{
1562                 final TelephonyManager man=(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
1563                 final Method m=TelephonyManager.class.getDeclaredMethod("getITelephony");
1564                 m.setAccessible(true);
1565                 return toNonNull((ITelephony) m.invoke(man));
1566         }
1567
1568         /**
1569          * Hang up the phone.
1570          *
1571          * @param context Context instance
1572          * @param replyTo reply Address
1573          */
1574         public static void hangup(final Context context, final Address replyTo){
1575                 try{
1576                         getITelephony(context).endCall();
1577                 } catch(Exception e){
1578                         Utils.sendMessage(context, replyTo, exception_while_hanging_up_call,
1579                                         e.getClass().getName(), e.getMessage());
1580                 }
1581         }
1582
1583         /**
1584          * Answer the phone if it is ringing.
1585          *
1586          * @param context Context instance
1587          * @param replyTo reply Address
1588          */
1589         public static void answer(final Context context, final Address replyTo){
1590                 try{
1591                         getITelephony(context).answerRingingCall();
1592                 } catch(Exception e){
1593                         Utils.sendMessage(context, replyTo, exception_while_answering_call,
1594                                         e.getClass().getName(), e.getMessage());
1595                 }
1596         }
1597
1598         /**
1599          * Launch a package.
1600          *
1601          * @param context Context instance
1602          * @param replyTo reply Address
1603          * @param pkg name of the package to launch
1604          */
1605         public static void launch(final Context context, final Address replyTo, final String pkg){
1606                 final Intent intent=context.getPackageManager().getLaunchIntentForPackage(pkg);
1607                 if(intent==null){
1608                         Utils.sendMessage(context, replyTo, no_such_package);
1609                         return;
1610                 }
1611                 context.startActivity(intent);
1612                 Utils.sendMessage(context, replyTo, app_launched);
1613         }
1614
1615         /**
1616          * Get the mobile data enabled status.
1617          *
1618          * @param context Context instance
1619          * @param replyTo reply Address
1620          */
1621         public static void data(final Context context, final Address replyTo){
1622                 try{
1623                         final ConnectivityManager man=(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
1624                         final Method m=ConnectivityManager.class.getDeclaredMethod("getMobileDataEnabled");
1625                         m.setAccessible(true);
1626                         if(((Boolean)m.invoke(man)).booleanValue())
1627                                 Utils.sendMessage(context, replyTo, data_on);
1628                         else
1629                                 Utils.sendMessage(context, replyTo, data_off);
1630                 } catch(Exception e){
1631                         Utils.sendMessage(context, replyTo, exception_while_determining_data_state,
1632                                         e.getClass().getName(), e.getMessage());
1633                 }
1634         }
1635
1636         /**
1637          * Set the mobile data enabled status.
1638          *
1639          * @param context Context instance
1640          * @param replyTo reply Address
1641          * @param enable whether to enable mobile data
1642          */
1643         public static void data(final Context context, final Address replyTo, final boolean enable) {
1644                 try{
1645                         if(enable){
1646                                 getITelephony(context).enableDataConnectivity();
1647                                 Utils.sendMessage(context, replyTo, enabling_data);
1648                         } else {
1649                                 getITelephony(context).disableDataConnectivity();
1650                                 Utils.sendMessage(context, replyTo, disabling_data);
1651                         }
1652                 } catch(Exception e){
1653                         Utils.sendMessage(context, replyTo, exception_while_getting_itelephony,
1654                                         e.getClass().getName(), e.getMessage());
1655                 }
1656         }
1657
1658         /**
1659          * Get the GPS status.
1660          *
1661          * @param context Context instance
1662          * @param replyTo reply Address
1663          */
1664         public static void gps(final Context context, final Address replyTo){
1665                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER))
1666                         Utils.sendMessage(context, replyTo, gps_on);
1667                 else
1668                         Utils.sendMessage(context, replyTo, gps_off);
1669         }
1670
1671         /**
1672          * Set the GPS status.
1673          *
1674          * @param context Context instance
1675          * @param replyTo reply Address
1676          * @param enabled requested GPS status
1677          */
1678         public static void gps(final Context context, final Address replyTo, final boolean enabled) {
1679                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.GPS_PROVIDER, enabled);
1680                 if(enabled)
1681                         Utils.sendMessage(context, replyTo, enabling_gps);
1682                 else
1683                         Utils.sendMessage(context, replyTo, disabling_gps);
1684         }
1685
1686         /**
1687          * Get the Google location (aka network location) state.
1688          *
1689          * @param context Context instance
1690          * @param replyTo reply Address
1691          */
1692         public static void glocation(final Context context, final Address replyTo){
1693                 if(Secure.isLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER))
1694                         Utils.sendMessage(context, replyTo, network_location_on);
1695                 else
1696                         Utils.sendMessage(context, replyTo, network_location_off);
1697         }
1698
1699         /**
1700          * Set the Google location (aka network location) state.
1701          *
1702          * @param context Context instance
1703          * @param replyTo reply Address
1704          * @param enabled requested Google location state
1705          */
1706         public static void glocation(final Context context, final Address replyTo, final boolean enabled) {
1707                 Secure.setLocationProviderEnabled(context.getContentResolver(), LocationManager.NETWORK_PROVIDER, enabled);
1708                 if(enabled)
1709                         Utils.sendMessage(context, replyTo, enabling_network_location);
1710                 else
1711                         Utils.sendMessage(context, replyTo, disabling_network_location);
1712         }
1713
1714         /**
1715          * Reboot the phone.
1716          *
1717          * @param context Context instance
1718          * @param replyTo reply Address
1719          * @param reason reboot reason
1720          *
1721          * @see PowerManager#reboot(String)
1722          */
1723         public static void reboot(final Context context, final Address replyTo, final @Nullable String reason) {
1724                 final PowerManager pm=(PowerManager) context.getSystemService(Context.POWER_SERVICE);
1725                 Utils.sendMessage(context, replyTo, rebooting);
1726                 pm.reboot(reason);
1727         }
1728
1729         /**
1730          * Cancel a notification.
1731          *
1732          * @param context Context instance
1733          * @param replyTo reply Address
1734          * @param id notification ID
1735          */
1736         public static void notify(final Context context, final Address replyTo, final int id) {
1737                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1738                 man.cancel(id);
1739                 Utils.sendMessage(context, replyTo, notification_canceled);
1740         }
1741
1742         /**
1743          * Show a notification.
1744          *
1745          * @param context Context instance
1746          * @param replyTo reply Address
1747          * @param id notification ID
1748          * @param title notificationO title
1749          * @param text notification text
1750          */
1751         public static void notify(final Context context, final Address replyTo, final int id, final String title, final String text) {
1752                 final NotificationManager man=(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
1753                 man.notify(id, new NotificationCompat.Builder(context).
1754                                 setContentTitle(title).
1755                                 setContentText(text).
1756                                 setSmallIcon(android.R.drawable.stat_notify_sync_noanim).
1757                                 build());
1758                 Utils.sendMessage(context, replyTo, notification_shown);
1759         }
1760
1761         /**
1762          * Take a screen capture. Uses the screencap utility and requires root.
1763          *
1764          * @param context Context instance
1765          * @param replyTo reply Address
1766          * @param filename capture file location
1767          */
1768         public static void screencap(final Context context, final Address replyTo, final String filename){
1769                 new Thread(new ScreencapRunnable(context, replyTo, filename)).start();
1770         }
1771
1772         /**
1773          * Toggle the torch state using the Torch (net.cactii.torch2) app.
1774          *
1775          * @param context Context instance
1776          * @param replyTo reply Address
1777          */
1778         public static void torch(final Context context, final Address replyTo){
1779                 context.sendBroadcast(new Intent("net.cactii.flash2.TOGGLE_FLASHLIGHT"));
1780                 Utils.sendMessage(context, replyTo, toggling_torch_state);
1781         }
1782 }