src/ro/ieval/fonbot/Utils.java

   1 package ro.ieval.fonbot;
   2
   3 import static ro.ieval.fonbot.R.string.cannot_parse_count;
   4 import static ro.ieval.fonbot.R.string.cannot_parse_interval;
   5 import static ro.ieval.fonbot.R.string.cannot_parse_min_distance;
   6 import static ro.ieval.fonbot.R.string.cannot_parse_min_time;
   7 import static ro.ieval.fonbot.R.string.cannot_parse_port;
   8 import static ro.ieval.fonbot.R.string.cannot_parse_provider_allowed_values_are;
   9 import static ro.ieval.fonbot.R.string.command_disabled;
  10 import static ro.ieval.fonbot.R.string.could_not_parse_argument_allowed_values_are;
  11 import static ro.ieval.fonbot.R.string.could_not_parse_ms;
  12 import static ro.ieval.fonbot.R.string.error_while_processing_command;
  13 import static ro.ieval.fonbot.R.string.invalid_length_allowed_values_are;
  14 import static ro.ieval.fonbot.R.string.invalid_ringer_mode_valid_values_are;
  15 import static ro.ieval.fonbot.R.string.location_tracking_is_active;
  16 import static ro.ieval.fonbot.R.string.messagetype_should_be_one_of;
  17 import static ro.ieval.fonbot.R.string.no_such_command_command_list;
  18 import static ro.ieval.fonbot.R.string.notification_disabled;
  19 import static ro.ieval.fonbot.R.string.notification_enabled;
  20 import static ro.ieval.fonbot.R.string.ringing;
  21 import static ro.ieval.fonbot.R.string.security_exception;
  22 import static ro.ieval.fonbot.R.string.the_polling_service_is_running;
  23 import static ro.ieval.fonbot.R.string.the_second_argument_to_wipe_must_be;
  24 import static ro.ieval.fonbot.R.string.unknown_command;
  25 import static ro.ieval.fonbot.R.string.wipetype_should_be_one_of;
  26
  27 import java.net.MalformedURLException;
  28 import java.net.URL;
  29 import java.util.Arrays;
  30 import java.util.Locale;
  31
  32 import org.eclipse.jdt.annotation.NonNull;
  33 import org.eclipse.jdt.annotation.Nullable;
  34
  35 import ro.ieval.fonbot.Address.Protocol;
  36 import android.content.Context;
  37 import android.content.Intent;
  38 import android.content.SharedPreferences;
  39 import android.database.Cursor;
  40 import android.location.LocationManager;
  41 import android.media.AudioManager;
  42 import android.net.Uri;
  43 import android.preference.PreferenceManager;
  44 import android.provider.ContactsContract.PhoneLookup;
  45 import android.telephony.SmsManager;
  46 import android.util.Log;
  47 import android.widget.Toast;
  48
  49 /*
  50  * Copyright © 2013 Marius Gavrilescu
  51  *
  52  * This file is part of FonBot.
  53  *
  54  * FonBot is free software: you can redistribute it and/or modify
  55  * it under the terms of the GNU General Public License as published by
  56  * the Free Software Foundation, either version 3 of the License, or
  57  * (at your option) any later version.
  58  *
  59  * FonBot is distributed in the hope that it will be useful,
  60  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  61  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  62  * GNU General Public License for more details.
  63  *
  64  * You should have received a copy of the GNU General Public License
  65  * along with FonBot.  If not, see <http://www.gnu.org/licenses/>.
  66  */
  67
  68 /**
  69  * Utility functions and enums used in various places.
  70  *
  71  * @author Marius Gavrilescu <marius@ieval.ro>
  72  */
  73 public final class Utils {
  74         /**
  75          * Enum of all FonBot commands.
  76          *
  77          * @author Marius Gavrilescu <marius@ieval.ro>
  78          */
  79         @SuppressWarnings("javadoc")
  80         public static enum Command{
  81                 TOAST, ECHO, SMS, FLASH, WIFI,
  82                 BLUETOOTH, DIAL, RING, SPEAK, VIBRATE,
  83                 DIALOG, LOCATION, NOLOCATION, RINGER, NCFILE,
  84                 PHOTO, SETNOTIFICATION, DELNOTIFICATION, SETPASSWORD, HELP,
  85                 WIPE, LOCK, VIEW, PLAY, PAUSE,
  86                 NEXT, PREV, BATT, CALLLOG, SMSLOG,
  87                 LS, RM, CONTACTS, DISABLE, ENABLE,
  88                 POLL, HANGUP, ANSWER, LAUNCH, DATA,
  89                 GPS, GLOCATION, REBOOT, NOTIFY, SCREENCAP,
  90                 TORCH
  91         }
  92
  93         /**
  94          * Enum of all message types. Each message type is a kind of notification which can be enabled/disabled by the user and directed to a certain address.
  95          *
  96          * @author Marius Gavrilescu <marius@ieval.ro>
  97          *
  98          */
  99         public static enum MessageType{
 100                 /** SMS notifications */
 101                 SMS,
 102                 /** Phone state (idle, offhook or ringing) notifications */
 103                 PHONE_STATE,
 104                 /** Lockscreen failed password notifications */
 105                 WATCH_LOGIN,
 106                 /** Device admin enable/disable notifications */
 107                 ADMIN,
 108                 /** Coarse battery status (low battery, ok battery) notifications */
 109                 BATTERY,
 110                 /** Fine battery status notifications */
 111                 BATTERY_CHANGED,
 112                 /** Headset plug/unplug notifications */
 113                 HEADSET,
 114                 /** Phone booted notifications */
 115                 BOOT,
 116         }
 117
 118         /**
 119          * Enum of wipe types. The two defined types are the data wipe (which does not include the SD card) and the full wipe (which includes the SD card).
 120          *
 121          * @author Marius Gavrilescu <marius@ieval.ro>
 122          */
 123         public static enum WipeType{
 124                 /** Factory reset the phone, without touching the SD card */
 125                 DATA,
 126                 /** Factory reset the phone and wipe the SD card too */
 127                 FULL
 128         }
 129
 130         /**
 131          * Enum of ringer modes.
 132          *
 133          * @author Marius Gavrilescu <marius@ieval.ro>
 134          */
 135         public static enum RingerMode{
 136                 /** Sound is on */
 137                 NORMAL,
 138                 /** Sound is off, vibrate is on */
 139                 VIBRATE,
 140                 /** Sound is off, vibrate is off */
 141                 SILENT
 142         }
 143
 144         /**
 145          * Enum of location providers
 146          *
 147          * @author Marius Gavrilescu <marius@ieval.ro>
 148          */
 149         public static enum LocationProvider{
 150                 /** The network location provider */
 151                 NETWORK,
 152                 /** The GPS location provider */
 153                 GPS
 154         }
 155
 156         /**
 157          * Enum of toast lengths.
 158          *
 159          * @author Marius Gavrilescu <marius@ieval.ro>
 160          */
 161         private static enum ToastLength{
 162                 /** Long toast */
 163                 LONG,
 164                 /** Short toast */
 165                 SHORT
 166         }
 167
 168         /**
 169          * Enum of the values on and off. Used for boolean arguments.
 170          *
 171          * @author Marius Gavrilescu <marius@ieval.ro>
 172          */
 173         @SuppressWarnings("javadoc")
 174         private static enum OnOff{
 175                 ON, OFF
 176         }
 177
 178         /**
 179          * Enum of ongoing event types
 180          *
 181          * @author Marius Gavrilescu <marius@ieval.ro>
 182          */
 183         public static enum OngoingEvent{
 184                 /** Location tracking is active. Registered by {@link Command#LOCATION}, unregistered by {@link Command#NOLOCATION} */
 185                 LOCATION(location_tracking_is_active),
 186                 /** The phone is ringing. Registered/unregistered by {@link Command#RING} */
 187                 RING(ringing);
 188
 189                 /** String resource: the event description */
 190                 public final int resource;
 191
 192                 /**
 193                  * Constructs an OngoingEvent from its event description.
 194                  *
 195                  * @param resource the event description
 196                  */
 197                 private OngoingEvent(final int resource) {
 198                         this.resource=resource;
 199                 }
 200         }
 201
 202         /** Confirmation string for the {@link Command#WIPE WIPE} command. */
 203         public static final String WIPE_CONFIRM_STRING="I am aware this cannot be undone";
 204
 205         /**
 206          * Converts a Nullable object into a NonNull one.
 207          *
 208          * @param object the Nullable object to convert
 209          * @return a NonNull object equivalent to the Nullable parameter
 210          * @throws AssertionError if the given object is null
 211          */
 212         public static <T> T toNonNull(@Nullable T object) throws AssertionError{
 213                 if(object==null){
 214                         Log.wtf(Utils.class.getName(), "toNonNull called with null");
 215                         throw new AssertionError("Log.wtf did not terminate the process");
 216                 }
 217                 return object;
 218         }
 219
 220         /**
 221          * Join an array of Objects with elements separated by a separator into a single string.
 222          *
 223          * @param separator the separator
 224          * @param offset the offset into the array
 225          * @param args the array of Objects to join
 226          * @return the joined string
 227          */
 228         public static String join(final String separator,final int offset,final Object[] args){
 229                 final StringBuilder sb=new StringBuilder(240);
 230                 sb.append(args[offset]);
 231                 for (int i = offset+1; i < args.length; i++) {
 232                         sb.append(separator);
 233                         sb.append(args[i]);
 234                 }
 235                 return toNonNull(sb.toString());
 236         }
 237
 238         /**
 239          * Join an array of Objects with elements separated by a separator into a single string.
 240          *
 241          * @param separator the separator
 242          * @param args the array of objects to join
 243          * @return the joined string
 244          */
 245         public static String join(final String separator, final Object[] args){
 246                 return join(separator,0,args);
 247         }
 248
 249         /**
 250          * Send a notification to the user.
 251          *
 252          * @param context Context instance
 253          * @param type notification type
 254          * @param resource String resource for the message text
 255          */
 256         public static void sendMessage(final Context context, final MessageType type, final int resource){
 257                 sendMessage(context, type, toNonNull(context.getString(resource)));
 258         }
 259
 260         /**
 261          * Send a notification to the user.
 262          *
 263          * @param context Context instance
 264          * @param type notification type
 265          * @param resource String resource for the message text
 266          * @param args format parameters for the resource
 267          */
 268         public static void sendMessage(final Context context, final MessageType type, final int resource, final Object... args){
 269                 sendMessage(context, type, toNonNull(context.getString(resource, args)));
 270         }
 271
 272         /**
 273          * Send a message to a certain Address.
 274          *
 275          * @param context Context instance
 276          * @param address destination Address
 277          * @param resource String resource for the message text
 278          */
 279         public static void sendMessage(final Context context, final Address address, final int resource){
 280                 sendMessage(context, address, toNonNull(context.getString(resource)));
 281         }
 282
 283         /**
 284          * Send a message to a certain Address.
 285          *
 286          * @param context Context instance
 287          * @param address destination Address
 288          * @param resource String resource for the message text
 289          * @param args format parameters for the resource
 290          */
 291         public static void sendMessage(final Context context, final Address address, final int resource, final Object... args){
 292                 sendMessage(context, address, toNonNull(context.getString(resource, args)));
 293         }
 294
 295         /**
 296          * Send a notification to the user.
 297          *
 298          * @param context Context instance
 299          * @param type notification type
 300          * @param msg the notification text
 301          */
 302         public static void sendMessage(final Context context, final MessageType type,final String msg){
 303                 final SharedPreferences sp=PreferenceManager.getDefaultSharedPreferences(context);
 304                 final String address=sp.getString(type.toString(),null);
 305                 if(address==null)
 306                         return;
 307                 sendMessage(context, new Address(address), msg);
 308         }
 309
 310         /**
 311          * Send a message to a certain Address.
 312          *
 313          * @param context Context instance
 314          * @param address destination Address
 315          * @param message the message text
 316          */
 317         public static void sendMessage(final Context context, final Address address, final String message){
 318                 switch(address.protocol){
 319                 case HTTP:
 320                         new HttpCallExecutableRunnable("/send", toNonNull(Arrays.asList(
 321                                         new Header("X-Destination", toNonNull(address.data)))), context, null, true, message).execute();
 322                         break;
 323
 324                 case SMS:
 325                         SmsManager.getDefault().sendTextMessage(address.data, null, message, null, null);
 326                         break;
 327
 328                 case LOCAL:
 329                         final Intent intent = new Intent(FonBotLocalActivity.RESPONSE_RECEIVED_ACTION);
 330                         intent.putExtra(FonBotLocalActivity.EXTRA_RESPONSE, message);
 331                         context.sendBroadcast(intent);
 332                         break;
 333
 334                 case NULL:
 335                         break;//blackhole
 336                 }
 337         }
 338
 339         /**
 340          * Splits a string into words.
 341          *
 342          * @param string the string
 343          * @return an array of words
 344          */
 345         public static String[] shellwords(final String string){
 346                 return toNonNull(string.split("[ ]+(?=([^\"]*\"[^\"]*\")*[^\"]*$)"));//TODO: Make this handle backslash escapes
 347         }
 348
 349         /**
 350          * Returns the name associated with a phone number.
 351          *
 352          * @param context Context instance
 353          * @param number phone number to search for
 354          * @return the name associated with this number, or null if the number was not found in the contacts.
 355          */
 356         public static @Nullable String callerId(final Context context, final String number){
 357                 final Cursor cursor=context.getContentResolver().query(
 358                                 Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number)),
 359                                 new String[]{PhoneLookup.DISPLAY_NAME},
 360                                 null,
 361                                 null,
 362                                 null);
 363
 364                 if(cursor.moveToFirst()){
 365                         final String name=cursor.getString(0);
 366                         cursor.close();
 367                         return name;
 368                 }
 369                 cursor.close();
 370                 return null;
 371         }
 372
 373         /**
 374          * Registers an ongoing event.
 375          *
 376          * @param context Context instance
 377          * @param event event to register
 378          */
 379         public static void registerOngoing(final Context context, final OngoingEvent event){
 380                 final Intent intent=new Intent(context, FonBotMainService.class);
 381                 intent.setAction(FonBotMainService.ACTION_PUT_ONGOING);
 382                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 383                 context.startService(intent);
 384         }
 385
 386         /**
 387          * Unregisters an ongoing event
 388          *
 389          * @param context Context instance
 390          * @param event event to unregister
 391          */
 392         public static void unregisterOngoing(final Context context, final OngoingEvent event){
 393                 final Intent intent=new Intent(context, FonBotMainService.class);
 394                 intent.setAction(FonBotMainService.ACTION_DELETE_ONGOING);
 395                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 396                 context.startService(intent);
 397         }
 398
 399         /**
 400          * Gets the server URL according to the user preferences.
 401          *
 402          * @param context Context instance
 403          * @param path URL path
 404          * @return the server URL
 405          * @throws MalformedURLException if the user preferences create an invalid URL
 406          */
 407         public static URL getServerURL(final Context context, final String path) throws MalformedURLException{
 408                 final String hostname=PreferenceManager.getDefaultSharedPreferences(context).getString("hostname", "fonbot.ieval.ro");
 409                 final int port=Integer.parseInt(PreferenceManager.getDefaultSharedPreferences(context).getString("port", "443"));
 410                 final URL url=new URL("http", hostname, port, path);
 411                 return url;
 412         }
 413
 414         /**
 415          * Executes a given command
 416          *
 417          * @param context Context instance
 418          * @param cmd Command to execute
 419          * @param args arguments for the command
 420          * @param replyTo Address to send replies to
 421          */
 422         private static void processCommand(final Context context, final Command cmd,final String[] args,final Address replyTo){
 423                 if(Heavy.isCommandDisabled(context, cmd)){
 424                         sendMessage(context, replyTo, command_disabled, cmd.toString());
 425                         return;
 426                 }
 427
 428                 switch(cmd){
 429                 case TOAST:
 430                         if(args.length < 1 || args.length > 2){
 431                                 Heavy.help(context, replyTo, toNonNull(Command.TOAST));
 432                                 break;
 433                         }
 434
 435                         if(args.length==1)
 436                                 Heavy.toast(context, replyTo, toNonNull(args[0]));
 437                         else {
 438                                 try {
 439                                         switch(ToastLength.valueOf(args[1].toUpperCase(Locale.ENGLISH))){
 440                                         case LONG:
 441                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_LONG);
 442                                                 break;
 443                                         case SHORT:
 444                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_SHORT);
 445                                         }
 446                                 } catch(IllegalArgumentException e){
 447                                         sendMessage(context, replyTo, invalid_length_allowed_values_are, join(", ",toNonNull(ToastLength.values())));
 448                                 }
 449                         }
 450                         break;
 451
 452                 case ECHO:
 453                         if(args.length==0){
 454                                 Heavy.help(context, replyTo, toNonNull(Command.ECHO));
 455                                 break;
 456                         }
 457                         sendMessage(context, replyTo, join(" ",args));
 458                         break;
 459
 460                 case SMS:
 461                         if(args.length < 2){
 462                                 Heavy.help(context, replyTo, toNonNull(Command.SMS));
 463                                 break;
 464                         }
 465                         Heavy.sms(context, replyTo, toNonNull(args[0]), join(" ", 1, args));
 466                         break;
 467
 468                 case FLASH:
 469                         if(args.length != 1){
 470                                 Heavy.help(context, replyTo, toNonNull(Command.FLASH));
 471                                 break;
 472                         }
 473
 474                         try {
 475                                 Heavy.flash(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 476                         } catch(IllegalArgumentException e) {
 477                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 478                         }
 479                         break;
 480
 481                 case WIFI:
 482                         if(args.length>1){
 483                                 Heavy.help(context, replyTo, toNonNull(Command.WIFI));
 484                                 break;
 485                         }
 486                         if(args.length==0)
 487                                 Heavy.wifi(context, replyTo);
 488                         else {
 489                                 try {
 490                                         Heavy.wifi(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 491                                 } catch(IllegalArgumentException e) {
 492                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 493                                 }
 494                         }
 495                         break;
 496
 497                 case BLUETOOTH:
 498                         if(args.length>1){
 499                                 Heavy.help(context, replyTo, toNonNull(Command.BLUETOOTH));
 500                                 break;
 501                         }
 502                         if(args.length==0)
 503                                 Heavy.bluetooth(context, replyTo);
 504                         else {
 505                                 try {
 506                                         Heavy.bluetooth(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 507                                 } catch(IllegalArgumentException e) {
 508                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 509                                 }
 510                         }
 511                         break;
 512
 513                 case DIAL:
 514                         if(args.length!=1){
 515                                 Heavy.help(context, replyTo, toNonNull(Command.DIAL));
 516                                 break;
 517                         }
 518                         Heavy.dial(context, replyTo, toNonNull(args[0]));
 519                         break;
 520
 521                 case RING:
 522                         if(args.length>1){
 523                                 Heavy.help(context, replyTo, toNonNull(Command.RING));
 524                                 break;
 525                         }
 526                         if(args.length==0)
 527                                 Heavy.ring(context, replyTo);
 528                         else {
 529                                 try {
 530                                         Heavy.ring(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 531                                 } catch(IllegalArgumentException e){
 532                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 533                                 }
 534                         }
 535                         break;
 536
 537                 case SPEAK:
 538                         if(args.length==0){
 539                                 Heavy.help(context, replyTo, toNonNull(Command.SPEAK));
 540                                 break;
 541                         }
 542                         Heavy.speak(context, replyTo, join(" ",args));
 543                         break;
 544
 545                 case VIBRATE:
 546                         if(args.length!=1){
 547                                 Heavy.help(context, replyTo, toNonNull(Command.VIBRATE));
 548                                 break;
 549                         }
 550                         final long ms;
 551                         try{
 552                                 ms=Long.parseLong(args[0]);
 553                         } catch(NumberFormatException e){
 554                                 sendMessage(context, replyTo, could_not_parse_ms);
 555                                 break;
 556                         }
 557                         Heavy.vibrate(context, replyTo, ms);
 558                         break;
 559
 560                 case DIALOG://TODO: Should add an edittext
 561                         if(args.length<1){
 562                                 Heavy.help(context, replyTo, toNonNull(Command.DIALOG));
 563                                 break;
 564                         }
 565                         final String[] buttons=new String[args.length-1];
 566                         System.arraycopy(args,1,buttons,0,buttons.length);
 567                         Heavy.dialog(context, replyTo, toNonNull(args[0]), buttons);
 568                         break;
 569
 570                 case LOCATION:
 571                         if(args.length>3||args.length<1){
 572                                 Heavy.help(context, replyTo, toNonNull(Command.LOCATION));
 573                                 break;
 574                         }
 575
 576                         final @NonNull String provider;
 577                         try{
 578                                 switch(LocationProvider.valueOf(args[0].toUpperCase(Locale.ENGLISH))){
 579                                 case GPS:
 580                                         provider=toNonNull(LocationManager.GPS_PROVIDER);
 581                                         break;
 582                                 case NETWORK:
 583                                 default:
 584                                         provider=toNonNull(LocationManager.NETWORK_PROVIDER);
 585                                         break;
 586                                 }
 587                         } catch(IllegalArgumentException e){
 588                                 sendMessage(context, replyTo, cannot_parse_provider_allowed_values_are, join(", ",toNonNull(LocationProvider.values())));
 589                                 break;
 590                         }
 591
 592                         final long minTime;
 593                         final float minDistance;
 594
 595                         if(args.length>1)
 596                                 try{
 597                                         minTime=Long.parseLong(args[1]);
 598                                 } catch (NumberFormatException e){
 599                                         sendMessage(context, replyTo, cannot_parse_min_time);
 600                                         break;
 601                                 }
 602                         else
 603                                 minTime=500;
 604
 605                         if(args.length>2)
 606                                 try{
 607                                         minDistance=Float.parseFloat(args[2]);
 608                                 } catch (NumberFormatException e){
 609                                         sendMessage(context, replyTo, cannot_parse_min_distance);
 610                                         break;
 611                                 }
 612                         else
 613                                 minDistance=0;
 614                         Heavy.location(context, replyTo, provider, minTime, minDistance);
 615                         break;
 616
 617                 case NOLOCATION:
 618                         Heavy.nolocation(context, replyTo);
 619                         break;
 620
 621                 case RINGER:
 622                         if(args.length>1){
 623                                 Heavy.help(context, replyTo, toNonNull(Command.RINGER));
 624                                 break;
 625                         }
 626                         if(args.length==0)
 627                                 Heavy.ringer(context, replyTo);
 628                         else{
 629                                 try{
 630                                         final RingerMode rm=RingerMode.valueOf(args[0].toUpperCase(Locale.ENGLISH));
 631                                         switch(rm){
 632                                         case NORMAL:
 633                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_NORMAL);
 634                                                 break;
 635                                         case VIBRATE:
 636                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_VIBRATE);
 637                                                 break;
 638                                         case SILENT:
 639                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_SILENT);
 640                                                 break;
 641                                         }
 642                                 } catch (IllegalArgumentException e){
 643                                         Utils.sendMessage(context, replyTo, invalid_ringer_mode_valid_values_are, join(", ",toNonNull(RingerMode.values())));
 644                                 }
 645                         }
 646                         break;
 647
 648                 case NCFILE:
 649                         if(args.length!=3){
 650                                 Heavy.help(context, replyTo, toNonNull(Command.NCFILE));
 651                                 break;
 652                         }
 653
 654                         final int ncfilePort;
 655                         try{
 656                                 ncfilePort=Integer.parseInt(args[2]);
 657                         } catch (NumberFormatException e){
 658                                 sendMessage(context, replyTo, cannot_parse_port);
 659                                 break;
 660                         }
 661                         Heavy.ncfile(context, replyTo, toNonNull(args[0]), toNonNull(args[1]), ncfilePort);
 662                         break;
 663
 664                 case PHOTO:
 665                         if(args.length!=2){
 666                                 Heavy.help(context, replyTo, toNonNull(Command.PHOTO));
 667                                 break;
 668                         }
 669                         final int photoPort;
 670                         try{
 671                                 photoPort=Integer.parseInt(args[1]);
 672                         } catch (NumberFormatException e){
 673                                 sendMessage(context, replyTo, cannot_parse_port);
 674                                 break;
 675                         }
 676                         Heavy.photo(context, replyTo, toNonNull(args[0]), photoPort);
 677                         break;
 678
 679                 case SETNOTIFICATION:
 680                         if(args.length!=1){
 681                                 Heavy.help(context, replyTo, toNonNull(Command.SETNOTIFICATION));
 682                                 break;
 683                         }
 684
 685                         try{
 686                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 687                                 .putString(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString(), replyTo.toString())
 688                                 .commit();
 689                                 sendMessage(context, replyTo, notification_enabled);
 690                         } catch (IllegalArgumentException e){
 691                                 sendMessage(context, replyTo, messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 692                                 break;
 693                         }
 694
 695                         break;
 696
 697                 case DELNOTIFICATION:
 698                         if(args.length!=1){
 699                                 Heavy.help(context, replyTo, toNonNull(Command.DELNOTIFICATION));
 700                                 break;
 701                         }
 702
 703                         try{
 704                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 705                                 .remove(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString())
 706                                 .commit();
 707                                 sendMessage(context, replyTo,  notification_disabled);
 708                         } catch (IllegalArgumentException e){
 709                                 sendMessage(context, replyTo,  messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 710                                 break;
 711                         }
 712
 713
 714                         break;
 715                 case SETPASSWORD:
 716                         if(args.length > 1){
 717                                 Heavy.help(context, replyTo, toNonNull(Command.SETPASSWORD));
 718                                 break;
 719                         }
 720
 721                         try{
 722                                 if(args.length==0)
 723                                         Heavy.setPassword(context, replyTo);
 724                                 else
 725                                         Heavy.setPassword(context, replyTo, toNonNull(args[0]));
 726                         } catch (SecurityException e){
 727                                 sendMessage(context, replyTo,  security_exception+e.getMessage());
 728                         }
 729                         break;
 730
 731                 case WIPE:
 732                         if(args.length!=2){
 733                                 Heavy.help(context, replyTo, toNonNull(Command.WIPE));
 734                                 break;
 735                         }
 736
 737                         if(!args[1].equalsIgnoreCase(WIPE_CONFIRM_STRING)){
 738                                 sendMessage(context, replyTo, the_second_argument_to_wipe_must_be, WIPE_CONFIRM_STRING);
 739                                 break;
 740                         }
 741
 742                         try{
 743                                 Heavy.wipe(context, toNonNull(WipeType.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 744                         } catch (IllegalArgumentException e){
 745                                 sendMessage(context, replyTo, wipetype_should_be_one_of, join (", ",toNonNull(WipeType.values())));
 746                         } catch (SecurityException e){
 747                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 748                         }
 749                         break;
 750
 751                 case LOCK:
 752                         try{
 753                                 Heavy.lock(context, replyTo);
 754                         } catch (SecurityException e){
 755                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 756                         }
 757                         break;
 758
 759                 case VIEW:
 760                         if(args.length!=1){
 761                                 Heavy.help(context, replyTo, toNonNull(Command.VIEW));
 762                                 break;
 763                         }
 764
 765                         Heavy.view(context, replyTo, toNonNull(Uri.parse(args[0])));
 766                         break;
 767
 768                 case PLAY:
 769                         Heavy.musicPlayerCommand(context, replyTo, "play");
 770                         break;
 771
 772                 case PAUSE:
 773                         Heavy.musicPlayerCommand(context, replyTo, "pause");
 774                         break;
 775
 776                 case NEXT:
 777                         Heavy.musicPlayerCommand(context, replyTo, "next");
 778                         break;
 779
 780                 case PREV:
 781                         Heavy.musicPlayerCommand(context, replyTo, "previous");
 782                         break;
 783
 784                 case BATT:
 785                         Heavy.batt(context, replyTo);
 786                         break;
 787
 788                 case CALLLOG:
 789                         if (args.length > 1) {
 790                                 Heavy.help(context, replyTo, toNonNull(Command.CALLLOG));
 791                                 break;
 792                         }
 793
 794                         if (args.length == 0)
 795                                 Heavy.calllog(context, replyTo, 5);
 796                         else {
 797                                 try {
 798                                         Heavy.calllog(context, replyTo, Integer.parseInt(args[0]));
 799                                 } catch (IllegalArgumentException e){
 800                                         sendMessage(context, replyTo, cannot_parse_count);
 801                                 }
 802                         }
 803                         break;
 804
 805                 case SMSLOG:
 806                         if (args.length > 1) {
 807                                 Heavy.help(context, replyTo, toNonNull(Command.SMSLOG));
 808                                 break;
 809                         }
 810
 811                         if (args.length == 0)
 812                                 Heavy.smslog(context, replyTo, 5);
 813                         else {
 814                                 try {
 815                                         Heavy.smslog(context, replyTo, Integer.parseInt(args[0]));
 816                                 } catch (IllegalArgumentException e) {
 817                                         sendMessage(context, replyTo, cannot_parse_count);
 818                                 }
 819                         }
 820                         break;
 821
 822                 case HELP:
 823                         if(args.length != 1){
 824                                 Heavy.help(context, replyTo, toNonNull(Command.HELP));
 825                                 break;
 826                         }
 827
 828                         try {
 829                                 Heavy.help(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 830                         } catch (IllegalArgumentException e) {
 831                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 832                         }
 833                         break;
 834
 835                 case LS:
 836                         if(args.length != 1){
 837                                 Heavy.help(context, replyTo, toNonNull(Command.LS));
 838                                 break;
 839                         }
 840
 841                         Heavy.ls(context, replyTo, toNonNull(args[0]));
 842                         break;
 843
 844                 case RM:
 845                         if(args.length != 1){
 846                                 Heavy.help(context, replyTo, toNonNull(Command.RM));
 847                                 break;
 848                         }
 849
 850                         Heavy.rm(context, replyTo, toNonNull(args[0]));
 851                         break;
 852
 853                 case CONTACTS:
 854                         if(args.length != 1){
 855                                 Heavy.help(context, replyTo, toNonNull(Command.CONTACTS));
 856                                 break;
 857                         }
 858
 859                         Heavy.contacts(context, replyTo, toNonNull(args[0]));
 860                         break;
 861
 862                 case DISABLE:
 863                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 864                                 Heavy.help(context, replyTo, toNonNull(Command.DISABLE));
 865                                 break;
 866                         }
 867
 868                         try{
 869                                 Heavy.disable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 870                         } catch (IllegalArgumentException e){
 871                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 872                         }
 873                         break;
 874
 875                 case ENABLE:
 876                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 877                                 Heavy.help(context, replyTo, toNonNull(Command.ENABLE));
 878                                 break;
 879                         }
 880
 881                         try{
 882                                 Heavy.enable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 883                         } catch (IllegalArgumentException e){
 884                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 885                         }
 886                         break;
 887
 888                 case POLL:
 889                         Heavy.poll(context, replyTo);
 890                         break;
 891
 892                 case HANGUP:
 893                         Heavy.hangup(context, replyTo);
 894                         break;
 895
 896                 case ANSWER:
 897                         Heavy.answer(context, replyTo);
 898                         break;
 899
 900                 case LAUNCH:
 901                         if(args.length!=1){
 902                                 Heavy.help(context, replyTo, toNonNull(Command.LAUNCH));
 903                                 break;
 904                         }
 905                         Heavy.launch(context, replyTo, toNonNull(args[0]));
 906                         break;
 907
 908                 case DATA:
 909                         if(args.length>1){
 910                                 Heavy.help(context, replyTo, toNonNull(Command.DATA));
 911                                 break;
 912                         }
 913
 914                         if(args.length==0){
 915                                 Heavy.data(context, replyTo);
 916                                 break;
 917                         }
 918                         try {
 919                                 Heavy.data(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 920                         } catch(IllegalArgumentException e) {
 921                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 922                         }
 923                         break;
 924
 925                 case GPS:
 926                         if(args.length>1){
 927                                 Heavy.help(context, replyTo, toNonNull(Command.GPS));
 928                                 break;
 929                         }
 930
 931                         if(args.length==0){
 932                                 Heavy.gps(context, replyTo);
 933                                 break;
 934                         }
 935
 936                         try {
 937                                 Heavy.gps(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 938                         } catch(IllegalArgumentException e) {
 939                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 940                         }
 941                         break;
 942
 943                 case GLOCATION:
 944                         if(args.length>1){
 945                                 Heavy.help(context, replyTo, toNonNull(Command.GLOCATION));
 946                                 break;
 947                         }
 948
 949                         if(args.length==0){
 950                                 Heavy.glocation(context, replyTo);
 951                                 break;
 952                         }
 953
 954                         try {
 955                                 Heavy.glocation(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 956                         } catch(IllegalArgumentException e) {
 957                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 958                         }
 959                         break;
 960
 961                 case REBOOT:
 962                         if(args.length>1){
 963                                 Heavy.help(context, replyTo, toNonNull(Command.REBOOT));
 964                                 break;
 965                         }
 966
 967                         Heavy.reboot(context, replyTo, args.length==0?null:args[0]);
 968                         break;
 969
 970                 case NOTIFY:
 971                         if(args.length!=1 && args.length!=3){
 972                                 Heavy.help(context, replyTo, toNonNull(Command.NOTIFY));
 973                                 return;
 974                         }
 975
 976                         final int id;
 977                         try{
 978                                 id=Integer.parseInt(args[0]);
 979                         } catch (NumberFormatException e){
 980                                 sendMessage(context, replyTo, R.string.could_not_parse_id);
 981                                 break;
 982                         }
 983
 984                         if(args.length==1)
 985                                 Heavy.notify(context, replyTo, id);
 986                         else
 987                                 Heavy.notify(context, replyTo, id, toNonNull(args[1]), toNonNull(args[2]));
 988                         break;
 989
 990                 case SCREENCAP:
 991                         if(args.length != 1){
 992                                 Heavy.help(context, replyTo, toNonNull(Command.SCREENCAP));
 993                                 return;
 994                         }
 995
 996                         Heavy.screencap(context, replyTo, args[0]);
 997                         break;
 998
 999                 case TORCH:
1000                         Heavy.torch(context, replyTo);
1001                         break;
1002                 }
1003
1004         }
1005
1006         /**
1007          * Executes a given command
1008          *
1009          * @param context Context instance
1010          * @param cmd Command to execute
1011          * @param args arguments for the command
1012          * @param replyTo Address to send replies to
1013          */
1014         public static void processCommand(final Context context, final String cmd,final String[] args,final Address replyTo){
1015                 final @NonNull Command command;
1016                 try{
1017                         command=toNonNull(Command.valueOf(cmd.toUpperCase(Locale.ENGLISH)));
1018                 } catch (IllegalArgumentException e){
1019                         sendMessage(context, replyTo, unknown_command, cmd.toUpperCase(Locale.ENGLISH), e.getMessage());
1020                         return;
1021                 }
1022
1023                 try{
1024                         processCommand(context, command,args,replyTo);
1025                 } catch(Exception e){
1026                         sendMessage(context, replyTo, error_while_processing_command, e.getClass().getName(), e.getMessage());
1027                         Log.w(Utils.class.getName(), "Error while processing command", e);
1028                 }
1029         }
1030 }