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, SHUTDOWN, NOTIFY
  90         }
  91
  92         /**
  93          * 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.
  94          *
  95          * @author Marius Gavrilescu <marius@ieval.ro>
  96          *
  97          */
  98         public static enum MessageType{
  99                 /** SMS notifications */
 100                 SMS,
 101                 /** Phone state (idle, offhook or ringing) notifications */
 102                 PHONE_STATE,
 103                 /** Lockscreen failed password notifications */
 104                 WATCH_LOGIN,
 105                 /** Device admin enable/disable notifications */
 106                 ADMIN,
 107                 /** Coarse battery status (low battery, ok battery) notifications */
 108                 BATTERY,
 109                 /** Fine battery status notifications */
 110                 BATTERY_CHANGED,
 111                 /** Headset plug/unplug notifications */
 112                 HEADSET
 113         }
 114
 115         /**
 116          * 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).
 117          *
 118          * @author Marius Gavrilescu <marius@ieval.ro>
 119          */
 120         public static enum WipeType{
 121                 /** Factory reset the phone, without touching the SD card */
 122                 DATA,
 123                 /** Factory reset the phone and wipe the SD card too */
 124                 FULL
 125         }
 126
 127         /**
 128          * Enum of ringer modes.
 129          *
 130          * @author Marius Gavrilescu <marius@ieval.ro>
 131          */
 132         public static enum RingerMode{
 133                 /** Sound is on */
 134                 NORMAL,
 135                 /** Sound is off, vibrate is on */
 136                 VIBRATE,
 137                 /** Sound is off, vibrate is off */
 138                 SILENT
 139         }
 140
 141         /**
 142          * Enum of location providers
 143          *
 144          * @author Marius Gavrilescu <marius@ieval.ro>
 145          */
 146         public static enum LocationProvider{
 147                 /** The network location provider */
 148                 NETWORK,
 149                 /** The GPS location provider */
 150                 GPS
 151         }
 152
 153         /**
 154          * Enum of toast lengths.
 155          *
 156          * @author Marius Gavrilescu <marius@ieval.ro>
 157          */
 158         private static enum ToastLength{
 159                 /** Long toast */
 160                 LONG,
 161                 /** Short toast */
 162                 SHORT
 163         }
 164
 165         /**
 166          * Enum of the values on and off. Used for boolean arguments.
 167          *
 168          * @author Marius Gavrilescu <marius@ieval.ro>
 169          */
 170         @SuppressWarnings("javadoc")
 171         private static enum OnOff{
 172                 ON, OFF
 173         }
 174
 175         /**
 176          * Enum of ongoing event types
 177          *
 178          * @author Marius Gavrilescu <marius@ieval.ro>
 179          */
 180         public static enum OngoingEvent{
 181                 /** Location tracking is active. Registered by {@link Command#LOCATION}, unregistered by {@link Command#NOLOCATION} */
 182                 LOCATION(location_tracking_is_active),
 183                 /** The phone is ringing. Registered/unregistered by {@link Command#RING} */
 184                 RING(ringing),
 185                 /** The polling alarm is on. Registered/unregistered by {@link Command#POLL} */
 186                 POLL(the_polling_service_is_running);
 187
 188                 /** String resource: the event description */
 189                 public final int resource;
 190
 191                 /**
 192                  * Constructs an OngoingEvent from its event description.
 193                  *
 194                  * @param resource the event description
 195                  */
 196                 private OngoingEvent(final int resource) {
 197                         this.resource=resource;
 198                 }
 199         }
 200
 201         /** Confirmation string for the {@link Command#WIPE WIPE} command. */
 202         public static final String WIPE_CONFIRM_STRING="I am aware this cannot be undone";
 203
 204         /**
 205          * Converts a Nullable object into a NonNull one.
 206          *
 207          * @param object the Nullable object to convert
 208          * @return a NonNull object equivalent to the Nullable parameter
 209          * @throws AssertionError if the given object is null
 210          */
 211         public static <T> T toNonNull(@Nullable T object) throws AssertionError{
 212                 if(object==null){
 213                         Log.wtf(Utils.class.getName(), "toNonNull called with null");
 214                         throw new AssertionError("Log.wtf did not terminate the process");
 215                 }
 216                 return object;
 217         }
 218
 219         /**
 220          * Join an array of Objects with elements separated by a separator into a single string.
 221          *
 222          * @param separator the separator
 223          * @param offset the offset into the array
 224          * @param args the array of Objects to join
 225          * @return the joined string
 226          */
 227         public static String join(final String separator,final int offset,final Object[] args){
 228                 final StringBuilder sb=new StringBuilder(240);
 229                 sb.append(args[offset]);
 230                 for (int i = offset+1; i < args.length; i++) {
 231                         sb.append(separator);
 232                         sb.append(args[i]);
 233                 }
 234                 return toNonNull(sb.toString());
 235         }
 236
 237         /**
 238          * Join an array of Objects with elements separated by a separator into a single string.
 239          *
 240          * @param separator the separator
 241          * @param args the array of objects to join
 242          * @return the joined string
 243          */
 244         public static String join(final String separator, final Object[] args){
 245                 return join(separator,0,args);
 246         }
 247
 248         /**
 249          * Send a notification to the user.
 250          *
 251          * @param context Context instance
 252          * @param type notification type
 253          * @param resource String resource for the message text
 254          */
 255         public static void sendMessage(final Context context, final MessageType type, final int resource){
 256                 sendMessage(context, type, toNonNull(context.getString(resource)));
 257         }
 258
 259         /**
 260          * Send a notification to the user.
 261          *
 262          * @param context Context instance
 263          * @param type notification type
 264          * @param resource String resource for the message text
 265          * @param args format parameters for the resource
 266          */
 267         public static void sendMessage(final Context context, final MessageType type, final int resource, final Object... args){
 268                 sendMessage(context, type, toNonNull(context.getString(resource, args)));
 269         }
 270
 271         /**
 272          * Send a message to a certain Address.
 273          *
 274          * @param context Context instance
 275          * @param address destination Address
 276          * @param resource String resource for the message text
 277          */
 278         public static void sendMessage(final Context context, final Address address, final int resource){
 279                 sendMessage(context, address, toNonNull(context.getString(resource)));
 280         }
 281
 282         /**
 283          * Send a message to a certain Address.
 284          *
 285          * @param context Context instance
 286          * @param address destination Address
 287          * @param resource String resource for the message text
 288          * @param args format parameters for the resource
 289          */
 290         public static void sendMessage(final Context context, final Address address, final int resource, final Object... args){
 291                 sendMessage(context, address, toNonNull(context.getString(resource, args)));
 292         }
 293
 294         /**
 295          * Send a notification to the user.
 296          *
 297          * @param context Context instance
 298          * @param type notification type
 299          * @param msg the notification text
 300          */
 301         public static void sendMessage(final Context context, final MessageType type,final String msg){
 302                 final SharedPreferences sp=PreferenceManager.getDefaultSharedPreferences(context);
 303                 final String address=sp.getString(type.toString(),null);
 304                 if(address==null)
 305                         return;
 306                 sendMessage(context, new Address(address), msg);
 307         }
 308
 309         /**
 310          * Send a message to a certain Address.
 311          *
 312          * @param context Context instance
 313          * @param address destination Address
 314          * @param message the message text
 315          */
 316         public static void sendMessage(final Context context, final Address address, final String message){
 317                 switch(address.protocol){
 318                 case HTTP:
 319                         new HttpCallExecutableRunnable("/send", toNonNull(Arrays.asList(
 320                                         new Header("X-Destination", toNonNull(address.data)))), context, null, true, message).execute();
 321                         break;
 322
 323                 case SMS:
 324                         SmsManager.getDefault().sendTextMessage(address.data, null, message, null, null);
 325                         break;
 326
 327                 case LOCAL:
 328                         final Intent intent = new Intent(FonBotLocalActivity.RESPONSE_RECEIVED_ACTION);
 329                         intent.putExtra(FonBotLocalActivity.EXTRA_RESPONSE, message);
 330                         context.sendBroadcast(intent);
 331                         break;
 332
 333                 case NULL:
 334                         break;//blackhole
 335                 }
 336         }
 337
 338         /**
 339          * Splits a string into words.
 340          *
 341          * @param string the string
 342          * @return an array of words
 343          */
 344         public static String[] shellwords(final String string){
 345                 return toNonNull(string.split("[ ]+(?=([^\"]*\"[^\"]*\")*[^\"]*$)"));//TODO: Make this handle backslash escapes
 346         }
 347
 348         /**
 349          * Returns the name associated with a phone number.
 350          *
 351          * @param context Context instance
 352          * @param number phone number to search for
 353          * @return the name associated with this number, or null if the number was not found in the contacts.
 354          */
 355         public static @Nullable String callerId(final Context context, final String number){
 356                 final Cursor cursor=context.getContentResolver().query(
 357                                 Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number)),
 358                                 new String[]{PhoneLookup.DISPLAY_NAME},
 359                                 null,
 360                                 null,
 361                                 null);
 362
 363                 if(cursor.moveToFirst()){
 364                         final String name=cursor.getString(0);
 365                         cursor.close();
 366                         return name;
 367                 }
 368                 cursor.close();
 369                 return null;
 370         }
 371
 372         /**
 373          * Registers an ongoing event.
 374          *
 375          * @param context Context instance
 376          * @param event event to register
 377          */
 378         public static void registerOngoing(final Context context, final OngoingEvent event){
 379                 final Intent intent=new Intent(context, FonBotMainService.class);
 380                 intent.setAction(FonBotMainService.ACTION_PUT_ONGOING);
 381                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 382                 context.startService(intent);
 383         }
 384
 385         /**
 386          * Unregisters an ongoing event
 387          *
 388          * @param context Context instance
 389          * @param event event to unregister
 390          */
 391         public static void unregisterOngoing(final Context context, final OngoingEvent event){
 392                 final Intent intent=new Intent(context, FonBotMainService.class);
 393                 intent.setAction(FonBotMainService.ACTION_DELETE_ONGOING);
 394                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 395                 context.startService(intent);
 396         }
 397
 398         /**
 399          * Gets the server URL according to the user preferences.
 400          *
 401          * @param context Context instance
 402          * @param path URL path
 403          * @return the server URL
 404          * @throws MalformedURLException if the user preferences create an invalid URL
 405          */
 406         public static URL getServerURL(final Context context, final String path) throws MalformedURLException{
 407                 final String hostname=PreferenceManager.getDefaultSharedPreferences(context).getString("hostname", "fonbot.ieval.ro");
 408                 final int port=Integer.parseInt(PreferenceManager.getDefaultSharedPreferences(context).getString("port", "443"));
 409                 final URL url=new URL("https", hostname, port, path);
 410                 return url;
 411         }
 412
 413         /**
 414          * Poll the server for pending commands. This function must not be called from BroadcastReceivers
 415          *
 416          * @param context Context instance
 417          */
 418         public static void pollServer(final Context context){
 419                 new HttpCallExecutableRunnable("/get", null, context, new PollResultCallback(context), false).execute();
 420         }
 421
 422         /**
 423          * Poll the server for pending commands from {@link FonBotMainService}. This function should be used from BroadcastReceviers instead of {@link #pollServer}
 424          *
 425          * @param context Context instance
 426          */
 427         public static void safePollServer(final Context context){
 428                 final Intent intent=new Intent(context, FonBotMainService.class);
 429                 intent.setAction(FonBotMainService.ACTION_TRIGGER_POLL);
 430                 context.startService(intent);
 431         }
 432         /**
 433          * Executes a given command
 434          *
 435          * @param context Context instance
 436          * @param cmd Command to execute
 437          * @param args arguments for the command
 438          * @param replyTo Address to send replies to
 439          */
 440         private static void processCommand(final Context context, final Command cmd,final String[] args,final Address replyTo){
 441                 if(Heavy.isCommandDisabled(context, cmd)){
 442                         sendMessage(context, replyTo, command_disabled, cmd.toString());
 443                         return;
 444                 }
 445
 446                 switch(cmd){
 447                 case TOAST:
 448                         if(args.length < 1 || args.length > 2){
 449                                 Heavy.help(context, replyTo, toNonNull(Command.TOAST));
 450                                 break;
 451                         }
 452
 453                         if(args.length==1)
 454                                 Heavy.toast(context, replyTo, toNonNull(args[0]));
 455                         else {
 456                                 try {
 457                                         switch(ToastLength.valueOf(args[1].toUpperCase(Locale.ENGLISH))){
 458                                         case LONG:
 459                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_LONG);
 460                                                 break;
 461                                         case SHORT:
 462                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_SHORT);
 463                                         }
 464                                 } catch(IllegalArgumentException e){
 465                                         sendMessage(context, replyTo, invalid_length_allowed_values_are, join(", ",toNonNull(ToastLength.values())));
 466                                 }
 467                         }
 468                         break;
 469
 470                 case ECHO:
 471                         if(args.length==0){
 472                                 Heavy.help(context, replyTo, toNonNull(Command.ECHO));
 473                                 break;
 474                         }
 475                         sendMessage(context, replyTo, join(" ",args));
 476                         break;
 477
 478                 case SMS:
 479                         if(args.length < 2){
 480                                 Heavy.help(context, replyTo, toNonNull(Command.SMS));
 481                                 break;
 482                         }
 483                         Heavy.sms(context, replyTo, toNonNull(args[0]), join(" ", 1, args));
 484                         break;
 485
 486                 case FLASH:
 487                         if(args.length != 1){
 488                                 Heavy.help(context, replyTo, toNonNull(Command.FLASH));
 489                                 break;
 490                         }
 491
 492                         try {
 493                                 Heavy.flash(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 494                         } catch(IllegalArgumentException e) {
 495                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 496                         }
 497                         break;
 498
 499                 case WIFI:
 500                         if(args.length>1){
 501                                 Heavy.help(context, replyTo, toNonNull(Command.WIFI));
 502                                 break;
 503                         }
 504                         if(args.length==0)
 505                                 Heavy.wifi(context, replyTo);
 506                         else {
 507                                 try {
 508                                         Heavy.wifi(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 509                                 } catch(IllegalArgumentException e) {
 510                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 511                                 }
 512                         }
 513                         break;
 514
 515                 case BLUETOOTH:
 516                         if(args.length>1){
 517                                 Heavy.help(context, replyTo, toNonNull(Command.BLUETOOTH));
 518                                 break;
 519                         }
 520                         if(args.length==0)
 521                                 Heavy.bluetooth(context, replyTo);
 522                         else {
 523                                 try {
 524                                         Heavy.bluetooth(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 525                                 } catch(IllegalArgumentException e) {
 526                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 527                                 }
 528                         }
 529                         break;
 530
 531                 case DIAL:
 532                         if(args.length!=1){
 533                                 Heavy.help(context, replyTo, toNonNull(Command.DIAL));
 534                                 break;
 535                         }
 536                         Heavy.dial(context, replyTo, toNonNull(args[0]));
 537                         break;
 538
 539                 case RING:
 540                         if(args.length>1){
 541                                 Heavy.help(context, replyTo, toNonNull(Command.RING));
 542                                 break;
 543                         }
 544                         if(args.length==0)
 545                                 Heavy.ring(context, replyTo);
 546                         else {
 547                                 try {
 548                                         Heavy.ring(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 549                                 } catch(IllegalArgumentException e){
 550                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 551                                 }
 552                         }
 553                         break;
 554
 555                 case SPEAK:
 556                         if(args.length==0){
 557                                 Heavy.help(context, replyTo, toNonNull(Command.SPEAK));
 558                                 break;
 559                         }
 560                         Heavy.speak(context, replyTo, join(" ",args));
 561                         break;
 562
 563                 case VIBRATE:
 564                         if(args.length!=1){
 565                                 Heavy.help(context, replyTo, toNonNull(Command.VIBRATE));
 566                                 break;
 567                         }
 568                         final long ms;
 569                         try{
 570                                 ms=Long.parseLong(args[0]);
 571                         } catch(NumberFormatException e){
 572                                 sendMessage(context, replyTo, could_not_parse_ms);
 573                                 break;
 574                         }
 575                         Heavy.vibrate(context, replyTo, ms);
 576                         break;
 577
 578                 case DIALOG://TODO: Should add an edittext
 579                         if(args.length<1){
 580                                 Heavy.help(context, replyTo, toNonNull(Command.DIALOG));
 581                                 break;
 582                         }
 583                         final String[] buttons=new String[args.length-1];
 584                         System.arraycopy(args,1,buttons,0,buttons.length);
 585                         Heavy.dialog(context, replyTo, toNonNull(args[0]), buttons);
 586                         break;
 587
 588                 case LOCATION:
 589                         if(args.length>3||args.length<1){
 590                                 Heavy.help(context, replyTo, toNonNull(Command.LOCATION));
 591                                 break;
 592                         }
 593
 594                         final @NonNull String provider;
 595                         try{
 596                                 switch(LocationProvider.valueOf(args[0].toUpperCase(Locale.ENGLISH))){
 597                                 case GPS:
 598                                         provider=toNonNull(LocationManager.GPS_PROVIDER);
 599                                         break;
 600                                 case NETWORK:
 601                                 default:
 602                                         provider=toNonNull(LocationManager.NETWORK_PROVIDER);
 603                                         break;
 604                                 }
 605                         } catch(IllegalArgumentException e){
 606                                 sendMessage(context, replyTo, cannot_parse_provider_allowed_values_are, join(", ",toNonNull(LocationProvider.values())));
 607                                 break;
 608                         }
 609
 610                         final long minTime;
 611                         final float minDistance;
 612
 613                         if(args.length>1)
 614                                 try{
 615                                         minTime=Long.parseLong(args[1]);
 616                                 } catch (NumberFormatException e){
 617                                         sendMessage(context, replyTo, cannot_parse_min_time);
 618                                         break;
 619                                 }
 620                         else
 621                                 minTime=500;
 622
 623                         if(args.length>2)
 624                                 try{
 625                                         minDistance=Float.parseFloat(args[2]);
 626                                 } catch (NumberFormatException e){
 627                                         sendMessage(context, replyTo, cannot_parse_min_distance);
 628                                         break;
 629                                 }
 630                         else
 631                                 minDistance=0;
 632                         Heavy.location(context, replyTo, provider, minTime, minDistance);
 633                         break;
 634
 635                 case NOLOCATION:
 636                         Heavy.nolocation(context, replyTo);
 637                         break;
 638
 639                 case RINGER:
 640                         if(args.length>1){
 641                                 Heavy.help(context, replyTo, toNonNull(Command.RINGER));
 642                                 break;
 643                         }
 644                         if(args.length==0)
 645                                 Heavy.ringer(context, replyTo);
 646                         else{
 647                                 try{
 648                                         final RingerMode rm=RingerMode.valueOf(args[0].toUpperCase(Locale.ENGLISH));
 649                                         switch(rm){
 650                                         case NORMAL:
 651                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_NORMAL);
 652                                                 break;
 653                                         case VIBRATE:
 654                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_VIBRATE);
 655                                                 break;
 656                                         case SILENT:
 657                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_SILENT);
 658                                                 break;
 659                                         }
 660                                 } catch (IllegalArgumentException e){
 661                                         Utils.sendMessage(context, replyTo, invalid_ringer_mode_valid_values_are, join(", ",toNonNull(RingerMode.values())));
 662                                 }
 663                         }
 664                         break;
 665
 666                 case NCFILE:
 667                         if(args.length!=3){
 668                                 Heavy.help(context, replyTo, toNonNull(Command.NCFILE));
 669                                 break;
 670                         }
 671
 672                         final int ncfilePort;
 673                         try{
 674                                 ncfilePort=Integer.parseInt(args[2]);
 675                         } catch (NumberFormatException e){
 676                                 sendMessage(context, replyTo, cannot_parse_port);
 677                                 break;
 678                         }
 679                         Heavy.ncfile(context, replyTo, toNonNull(args[0]), toNonNull(args[1]), ncfilePort);
 680                         break;
 681
 682                 case PHOTO:
 683                         if(args.length!=2){
 684                                 Heavy.help(context, replyTo, toNonNull(Command.PHOTO));
 685                                 break;
 686                         }
 687                         final int photoPort;
 688                         try{
 689                                 photoPort=Integer.parseInt(args[1]);
 690                         } catch (NumberFormatException e){
 691                                 sendMessage(context, replyTo, cannot_parse_port);
 692                                 break;
 693                         }
 694                         Heavy.photo(context, replyTo, toNonNull(args[0]), photoPort);
 695                         break;
 696
 697                 case SETNOTIFICATION:
 698                         if(args.length!=1){
 699                                 Heavy.help(context, replyTo, toNonNull(Command.SETNOTIFICATION));
 700                                 break;
 701                         }
 702
 703                         try{
 704                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 705                                 .putString(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString(), replyTo.toString())
 706                                 .commit();
 707                                 sendMessage(context, replyTo, notification_enabled);
 708                         } catch (IllegalArgumentException e){
 709                                 sendMessage(context, replyTo, messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 710                                 break;
 711                         }
 712
 713                         break;
 714
 715                 case DELNOTIFICATION:
 716                         if(args.length!=1){
 717                                 Heavy.help(context, replyTo, toNonNull(Command.DELNOTIFICATION));
 718                                 break;
 719                         }
 720
 721                         try{
 722                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 723                                 .remove(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString())
 724                                 .commit();
 725                                 sendMessage(context, replyTo,  notification_disabled);
 726                         } catch (IllegalArgumentException e){
 727                                 sendMessage(context, replyTo,  messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 728                                 break;
 729                         }
 730
 731
 732                         break;
 733                 case SETPASSWORD:
 734                         if(args.length > 1){
 735                                 Heavy.help(context, replyTo, toNonNull(Command.SETPASSWORD));
 736                                 break;
 737                         }
 738
 739                         try{
 740                                 if(args.length==0)
 741                                         Heavy.setPassword(context, replyTo);
 742                                 else
 743                                         Heavy.setPassword(context, replyTo, toNonNull(args[0]));
 744                         } catch (SecurityException e){
 745                                 sendMessage(context, replyTo,  security_exception+e.getMessage());
 746                         }
 747                         break;
 748
 749                 case WIPE:
 750                         if(args.length!=2){
 751                                 Heavy.help(context, replyTo, toNonNull(Command.WIPE));
 752                                 break;
 753                         }
 754
 755                         if(!args[1].equalsIgnoreCase(WIPE_CONFIRM_STRING)){
 756                                 sendMessage(context, replyTo, the_second_argument_to_wipe_must_be, WIPE_CONFIRM_STRING);
 757                                 break;
 758                         }
 759
 760                         try{
 761                                 Heavy.wipe(context, toNonNull(WipeType.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 762                         } catch (IllegalArgumentException e){
 763                                 sendMessage(context, replyTo, wipetype_should_be_one_of, join (", ",toNonNull(WipeType.values())));
 764                         } catch (SecurityException e){
 765                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 766                         }
 767                         break;
 768
 769                 case LOCK:
 770                         try{
 771                                 Heavy.lock(context, replyTo);
 772                         } catch (SecurityException e){
 773                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 774                         }
 775                         break;
 776
 777                 case VIEW:
 778                         if(args.length!=1){
 779                                 Heavy.help(context, replyTo, toNonNull(Command.VIEW));
 780                                 break;
 781                         }
 782
 783                         Heavy.view(context, replyTo, toNonNull(Uri.parse(args[0])));
 784                         break;
 785
 786                 case PLAY:
 787                         Heavy.musicPlayerCommand(context, replyTo, "play");
 788                         break;
 789
 790                 case PAUSE:
 791                         Heavy.musicPlayerCommand(context, replyTo, "pause");
 792                         break;
 793
 794                 case NEXT:
 795                         Heavy.musicPlayerCommand(context, replyTo, "next");
 796                         break;
 797
 798                 case PREV:
 799                         Heavy.musicPlayerCommand(context, replyTo, "previous");
 800                         break;
 801
 802                 case BATT:
 803                         Heavy.batt(context, replyTo);
 804                         break;
 805
 806                 case CALLLOG:
 807                         if (args.length > 1) {
 808                                 Heavy.help(context, replyTo, toNonNull(Command.CALLLOG));
 809                                 break;
 810                         }
 811
 812                         if (args.length == 0)
 813                                 Heavy.calllog(context, replyTo, 5);
 814                         else {
 815                                 try {
 816                                         Heavy.calllog(context, replyTo, Integer.parseInt(args[0]));
 817                                 } catch (IllegalArgumentException e){
 818                                         sendMessage(context, replyTo, cannot_parse_count);
 819                                 }
 820                         }
 821                         break;
 822
 823                 case SMSLOG:
 824                         if (args.length > 1) {
 825                                 Heavy.help(context, replyTo, toNonNull(Command.SMSLOG));
 826                                 break;
 827                         }
 828
 829                         if (args.length == 0)
 830                                 Heavy.smslog(context, replyTo, 5);
 831                         else {
 832                                 try {
 833                                         Heavy.smslog(context, replyTo, Integer.parseInt(args[0]));
 834                                 } catch (IllegalArgumentException e) {
 835                                         sendMessage(context, replyTo, cannot_parse_count);
 836                                 }
 837                         }
 838                         break;
 839
 840                 case HELP:
 841                         if(args.length != 1){
 842                                 Heavy.help(context, replyTo, toNonNull(Command.HELP));
 843                                 break;
 844                         }
 845
 846                         try {
 847                                 Heavy.help(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 848                         } catch (IllegalArgumentException e) {
 849                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 850                         }
 851                         break;
 852
 853                 case LS:
 854                         if(args.length != 1){
 855                                 Heavy.help(context, replyTo, toNonNull(Command.LS));
 856                                 break;
 857                         }
 858
 859                         Heavy.ls(context, replyTo, toNonNull(args[0]));
 860                         break;
 861
 862                 case RM:
 863                         if(args.length != 1){
 864                                 Heavy.help(context, replyTo, toNonNull(Command.RM));
 865                                 break;
 866                         }
 867
 868                         Heavy.rm(context, replyTo, toNonNull(args[0]));
 869                         break;
 870
 871                 case CONTACTS:
 872                         if(args.length != 1){
 873                                 Heavy.help(context, replyTo, toNonNull(Command.CONTACTS));
 874                                 break;
 875                         }
 876
 877                         Heavy.contacts(context, replyTo, toNonNull(args[0]));
 878                         break;
 879
 880                 case DISABLE:
 881                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 882                                 Heavy.help(context, replyTo, toNonNull(Command.DISABLE));
 883                                 break;
 884                         }
 885
 886                         try{
 887                                 Heavy.disable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 888                         } catch (IllegalArgumentException e){
 889                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 890                         }
 891                         break;
 892
 893                 case ENABLE:
 894                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 895                                 Heavy.help(context, replyTo, toNonNull(Command.ENABLE));
 896                                 break;
 897                         }
 898
 899                         try{
 900                                 Heavy.enable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 901                         } catch (IllegalArgumentException e){
 902                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 903                         }
 904                         break;
 905
 906                 case POLL:
 907                         if(args.length>1){
 908                                 Heavy.help(context, replyTo, toNonNull(Command.POLL));
 909                                 break;
 910                         }
 911
 912                         if(args.length==0){
 913                                 Heavy.poll(context, replyTo);
 914                                 break;
 915                         }
 916
 917                         final long interval;
 918                         try{
 919                                 interval=Long.parseLong(args[0]);
 920                         } catch(NumberFormatException e){
 921                                 sendMessage(context, replyTo, cannot_parse_interval);
 922                                 break;
 923                         }
 924
 925                         Heavy.poll(context, replyTo, interval);
 926                         break;
 927
 928                 case HANGUP:
 929                         Heavy.hangup(context, replyTo);
 930                         break;
 931
 932                 case ANSWER:
 933                         Heavy.answer(context, replyTo);
 934                         break;
 935
 936                 case LAUNCH:
 937                         if(args.length!=1){
 938                                 Heavy.help(context, replyTo, toNonNull(Command.LAUNCH));
 939                                 break;
 940                         }
 941                         Heavy.launch(context, replyTo, toNonNull(args[0]));
 942                         break;
 943
 944                 case DATA:
 945                         if(args.length>1){
 946                                 Heavy.help(context, replyTo, toNonNull(Command.DATA));
 947                                 break;
 948                         }
 949
 950                         if(args.length==0){
 951                                 Heavy.data(context, replyTo);
 952                                 break;
 953                         }
 954                         try {
 955                                 Heavy.data(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 GPS:
 962                         if(args.length>1){
 963                                 Heavy.help(context, replyTo, toNonNull(Command.GPS));
 964                                 break;
 965                         }
 966
 967                         if(args.length==0){
 968                                 Heavy.gps(context, replyTo);
 969                                 break;
 970                         }
 971
 972                         try {
 973                                 Heavy.gps(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 974                         } catch(IllegalArgumentException e) {
 975                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 976                         }
 977                         break;
 978
 979                 case GLOCATION:
 980                         if(args.length>1){
 981                                 Heavy.help(context, replyTo, toNonNull(Command.GLOCATION));
 982                                 break;
 983                         }
 984
 985                         if(args.length==0){
 986                                 Heavy.glocation(context, replyTo);
 987                                 break;
 988                         }
 989
 990                         try {
 991                                 Heavy.glocation(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 992                         } catch(IllegalArgumentException e) {
 993                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 994                         }
 995                         break;
 996
 997                 case REBOOT:
 998                         if(args.length>1){
 999                                 Heavy.help(context, replyTo, toNonNull(Command.REBOOT));
1000                                 break;
1001                         }
1002
1003                         Heavy.reboot(context, replyTo, args.length==0?null:args[0]);
1004                         break;
1005
1006                 case SHUTDOWN:
1007                         //TODO: implement command
1008                         break;
1009
1010                 case NOTIFY:
1011                         if(args.length!=1 && args.length!=3){
1012                                 Heavy.help(context, replyTo, toNonNull(Command.NOTIFY));
1013                                 return;
1014                         }
1015
1016                         final int id;
1017                         try{
1018                                 id=Integer.parseInt(args[0]);
1019                         } catch (NumberFormatException e){
1020                                 sendMessage(context, replyTo, R.string.could_not_parse_id);
1021                                 break;
1022                         }
1023
1024                         if(args.length==1)
1025                                 Heavy.notify(context, replyTo, id);
1026                         else
1027                                 Heavy.notify(context, replyTo, id, toNonNull(args[1]), toNonNull(args[2]));
1028                         break;
1029                 }
1030
1031         }
1032
1033         /**
1034          * Executes a given command
1035          *
1036          * @param context Context instance
1037          * @param cmd Command to execute
1038          * @param args arguments for the command
1039          * @param replyTo Address to send replies to
1040          */
1041         public static void processCommand(final Context context, final String cmd,final String[] args,final Address replyTo){
1042                 final @NonNull Command command;
1043                 try{
1044                         command=toNonNull(Command.valueOf(cmd.toUpperCase(Locale.ENGLISH)));
1045                 } catch (IllegalArgumentException e){
1046                         sendMessage(context, replyTo, unknown_command, cmd.toUpperCase(Locale.ENGLISH), e.getMessage());
1047                         return;
1048                 }
1049
1050                 try{
1051                         processCommand(context, command,args,replyTo);
1052                 } catch(Exception e){
1053                         sendMessage(context, replyTo, error_while_processing_command, e.getClass().getName(), e.getMessage());
1054                         Log.w(Utils.class.getName(), "Error while processing command", e);
1055                 }
1056         }
1057 }