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 SendHttpMessageAsyncTask(toNonNull(Arrays.asList(
 320                                         new Header("X-Action", "SEND "+address.data))), context).execute(message);
 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          * Parses a HTTP response message of the form <code>(part1) part2</code>, returning <code>part2</code>.
 340          *
 341          * @param message the raw HTTP response message
 342          * @return the extracted part
 343          */
 344         public static String parseHttpMessage(final String message){
 345                 final int indexOfParen=message.indexOf(')');
 346                 if(indexOfParen==-1)
 347                         return message;
 348                 return toNonNull(message.substring(indexOfParen+2));
 349         }
 350
 351         /**
 352          * Splits a string into words.
 353          *
 354          * @param string the string
 355          * @return an array of words
 356          */
 357         public static String[] shellwords(final String string){
 358                 return toNonNull(string.split("[ ]+(?=([^\"]*\"[^\"]*\")*[^\"]*$)"));//TODO: Make this handle backslash escapes
 359         }
 360
 361         /**
 362          * Returns the name associated with a phone number.
 363          *
 364          * @param context Context instance
 365          * @param number phone number to search for
 366          * @return the name associated with this number, or null if the number was not found in the contacts.
 367          */
 368         public static @Nullable String callerId(final Context context, final String number){
 369                 final Cursor cursor=context.getContentResolver().query(
 370                                 Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number)),
 371                                 new String[]{PhoneLookup.DISPLAY_NAME},
 372                                 null,
 373                                 null,
 374                                 null);
 375
 376                 if(cursor.moveToFirst()){
 377                         final String name=cursor.getString(0);
 378                         cursor.close();
 379                         return name;
 380                 }
 381                 cursor.close();
 382                 return null;
 383         }
 384
 385         /**
 386          * Registers an ongoing event.
 387          *
 388          * @param context Context instance
 389          * @param event event to register
 390          */
 391         public static void registerOngoing(final Context context, final OngoingEvent event){
 392                 final Intent intent=new Intent(context, FonBotMainService.class);
 393                 intent.setAction(FonBotMainService.ACTION_PUT_ONGOING);
 394                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 395                 context.startService(intent);
 396         }
 397
 398         /**
 399          * Unregisters an ongoing event
 400          *
 401          * @param context Context instance
 402          * @param event event to unregister
 403          */
 404         public static void unregisterOngoing(final Context context, final OngoingEvent event){
 405                 final Intent intent=new Intent(context, FonBotMainService.class);
 406                 intent.setAction(FonBotMainService.ACTION_DELETE_ONGOING);
 407                 intent.putExtra(FonBotMainService.EXTRA_ONGOING_ID, event.ordinal());
 408                 context.startService(intent);
 409         }
 410
 411         /**
 412          * Gets the server URL according to the user preferences.
 413          *
 414          * @param context Context instance
 415          * @param path URL path
 416          * @return the server URL
 417          * @throws MalformedURLException if the user preferences create an invalid URL
 418          */
 419         public static URL getServerURL(final Context context, final String path) throws MalformedURLException{
 420                 final String hostname=PreferenceManager.getDefaultSharedPreferences(context).getString("hostname", "ieval.ro");
 421                 final int port=Integer.parseInt(PreferenceManager.getDefaultSharedPreferences(context).getString("port", "7777"));
 422                 final URL url=new URL("http", hostname, port, path);
 423                 return url;
 424         }
 425
 426         /**
 427          * Executes a given command
 428          *
 429          * @param context Context instance
 430          * @param cmd Command to execute
 431          * @param args arguments for the command
 432          * @param replyTo Address to send replies to
 433          */
 434         private static void processCommand(final Context context, final Command cmd,final String[] args,final Address replyTo){
 435                 if(Heavy.isCommandDisabled(context, cmd)){
 436                         sendMessage(context, replyTo, command_disabled);
 437                         return;
 438                 }
 439
 440                 switch(cmd){
 441                 case TOAST:
 442                         if(args.length < 1 || args.length > 2){
 443                                 Heavy.help(context, replyTo, toNonNull(Command.TOAST));
 444                                 break;
 445                         }
 446
 447                         if(args.length==1)
 448                                 Heavy.toast(context, replyTo, toNonNull(args[0]));
 449                         else {
 450                                 try {
 451                                         switch(ToastLength.valueOf(args[1].toUpperCase(Locale.ENGLISH))){
 452                                         case LONG:
 453                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_LONG);
 454                                                 break;
 455                                         case SHORT:
 456                                                 Heavy.toast(context, replyTo, toNonNull(args[0]), Toast.LENGTH_SHORT);
 457                                         }
 458                                 } catch(IllegalArgumentException e){
 459                                         sendMessage(context, replyTo, invalid_length_allowed_values_are, join(", ",toNonNull(ToastLength.values())));
 460                                 }
 461                         }
 462                         break;
 463
 464                 case ECHO:
 465                         if(args.length==0){
 466                                 Heavy.help(context, replyTo, toNonNull(Command.ECHO));
 467                                 break;
 468                         }
 469                         sendMessage(context, replyTo, join(" ",args));
 470                         break;
 471
 472                 case SMS:
 473                         if(args.length < 2){
 474                                 Heavy.help(context, replyTo, toNonNull(Command.SMS));
 475                                 break;
 476                         }
 477                         Heavy.sms(context, replyTo, toNonNull(args[0]), join(" ", 1, args));
 478                         break;
 479
 480                 case FLASH:
 481                         if(args.length != 1){
 482                                 Heavy.help(context, replyTo, toNonNull(Command.FLASH));
 483                                 break;
 484                         }
 485
 486                         try {
 487                                 Heavy.flash(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 488                         } catch(IllegalArgumentException e) {
 489                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 490                         }
 491                         break;
 492
 493                 case WIFI:
 494                         if(args.length>1){
 495                                 Heavy.help(context, replyTo, toNonNull(Command.WIFI));
 496                                 break;
 497                         }
 498                         if(args.length==0)
 499                                 Heavy.wifi(context, replyTo);
 500                         else {
 501                                 try {
 502                                         Heavy.wifi(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 503                                 } catch(IllegalArgumentException e) {
 504                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 505                                 }
 506                         }
 507                         break;
 508
 509                 case BLUETOOTH:
 510                         if(args.length>1){
 511                                 Heavy.help(context, replyTo, toNonNull(Command.BLUETOOTH));
 512                                 break;
 513                         }
 514                         if(args.length==0)
 515                                 Heavy.bluetooth(context, replyTo);
 516                         else {
 517                                 try {
 518                                         Heavy.bluetooth(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 519                                 } catch(IllegalArgumentException e) {
 520                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 521                                 }
 522                         }
 523                         break;
 524
 525                 case DIAL:
 526                         if(args.length!=1){
 527                                 Heavy.help(context, replyTo, toNonNull(Command.DIAL));
 528                                 break;
 529                         }
 530                         Heavy.dial(context, replyTo, toNonNull(args[0]));
 531                         break;
 532
 533                 case RING:
 534                         if(args.length>1){
 535                                 Heavy.help(context, replyTo, toNonNull(Command.RING));
 536                                 break;
 537                         }
 538                         if(args.length==0)
 539                                 Heavy.ring(context, replyTo);
 540                         else {
 541                                 try {
 542                                         Heavy.ring(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 543                                 } catch(IllegalArgumentException e){
 544                                         sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 545                                 }
 546                         }
 547                         break;
 548
 549                 case SPEAK:
 550                         if(args.length==0){
 551                                 Heavy.help(context, replyTo, toNonNull(Command.SPEAK));
 552                                 break;
 553                         }
 554                         Heavy.speak(context, replyTo, join(" ",args));
 555                         break;
 556
 557                 case VIBRATE:
 558                         if(args.length!=1){
 559                                 Heavy.help(context, replyTo, toNonNull(Command.VIBRATE));
 560                                 break;
 561                         }
 562                         final long ms;
 563                         try{
 564                                 ms=Long.parseLong(args[0]);
 565                         } catch(NumberFormatException e){
 566                                 sendMessage(context, replyTo, could_not_parse_ms);
 567                                 break;
 568                         }
 569                         Heavy.vibrate(context, replyTo, ms);
 570                         break;
 571
 572                 case DIALOG://TODO: Should add an edittext
 573                         if(args.length<1){
 574                                 Heavy.help(context, replyTo, toNonNull(Command.DIALOG));
 575                                 break;
 576                         }
 577                         final String[] buttons=new String[args.length-1];
 578                         System.arraycopy(args,1,buttons,0,buttons.length);
 579                         Heavy.dialog(context, replyTo, toNonNull(args[0]), buttons);
 580                         break;
 581
 582                 case LOCATION:
 583                         if(args.length>3||args.length<1){
 584                                 Heavy.help(context, replyTo, toNonNull(Command.LOCATION));
 585                                 break;
 586                         }
 587
 588                         final @NonNull String provider;
 589                         try{
 590                                 switch(LocationProvider.valueOf(args[0].toUpperCase(Locale.ENGLISH))){
 591                                 case GPS:
 592                                         provider=toNonNull(LocationManager.GPS_PROVIDER);
 593                                         break;
 594                                 case NETWORK:
 595                                 default:
 596                                         provider=toNonNull(LocationManager.NETWORK_PROVIDER);
 597                                         break;
 598                                 }
 599                         } catch(IllegalArgumentException e){
 600                                 sendMessage(context, replyTo, cannot_parse_provider_allowed_values_are, join(", ",toNonNull(LocationProvider.values())));
 601                                 break;
 602                         }
 603
 604                         final long minTime;
 605                         final float minDistance;
 606
 607                         if(args.length>1)
 608                                 try{
 609                                         minTime=Long.parseLong(args[1]);
 610                                 } catch (NumberFormatException e){
 611                                         sendMessage(context, replyTo, cannot_parse_min_time);
 612                                         break;
 613                                 }
 614                         else
 615                                 minTime=500;
 616
 617                         if(args.length>2)
 618                                 try{
 619                                         minDistance=Float.parseFloat(args[2]);
 620                                 } catch (NumberFormatException e){
 621                                         sendMessage(context, replyTo, cannot_parse_min_distance);
 622                                         break;
 623                                 }
 624                         else
 625                                 minDistance=0;
 626                         Heavy.location(context, replyTo, provider, minTime, minDistance);
 627                         break;
 628
 629                 case NOLOCATION:
 630                         Heavy.nolocation(context, replyTo);
 631                         break;
 632
 633                 case RINGER:
 634                         if(args.length>1){
 635                                 Heavy.help(context, replyTo, toNonNull(Command.RINGER));
 636                                 break;
 637                         }
 638                         if(args.length==0)
 639                                 Heavy.ringer(context, replyTo);
 640                         else{
 641                                 try{
 642                                         final RingerMode rm=RingerMode.valueOf(args[0].toUpperCase(Locale.ENGLISH));
 643                                         switch(rm){
 644                                         case NORMAL:
 645                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_NORMAL);
 646                                                 break;
 647                                         case VIBRATE:
 648                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_VIBRATE);
 649                                                 break;
 650                                         case SILENT:
 651                                                 Heavy.ringer(context, replyTo, AudioManager.RINGER_MODE_SILENT);
 652                                                 break;
 653                                         }
 654                                 } catch (IllegalArgumentException e){
 655                                         Utils.sendMessage(context, replyTo, invalid_ringer_mode_valid_values_are, join(", ",toNonNull(RingerMode.values())));
 656                                 }
 657                         }
 658                         break;
 659
 660                 case NCFILE:
 661                         if(args.length!=3){
 662                                 Heavy.help(context, replyTo, toNonNull(Command.NCFILE));
 663                                 break;
 664                         }
 665
 666                         final int ncfilePort;
 667                         try{
 668                                 ncfilePort=Integer.parseInt(args[2]);
 669                         } catch (NumberFormatException e){
 670                                 sendMessage(context, replyTo, cannot_parse_port);
 671                                 break;
 672                         }
 673                         Heavy.ncfile(context, replyTo, toNonNull(args[0]), toNonNull(args[1]), ncfilePort);
 674                         break;
 675
 676                 case PHOTO:
 677                         if(args.length!=2){
 678                                 Heavy.help(context, replyTo, toNonNull(Command.PHOTO));
 679                                 break;
 680                         }
 681                         final int photoPort;
 682                         try{
 683                                 photoPort=Integer.parseInt(args[1]);
 684                         } catch (NumberFormatException e){
 685                                 sendMessage(context, replyTo, cannot_parse_port);
 686                                 break;
 687                         }
 688                         Heavy.photo(context, replyTo, toNonNull(args[0]), photoPort);
 689                         break;
 690
 691                 case SETNOTIFICATION:
 692                         if(args.length!=1){
 693                                 Heavy.help(context, replyTo, toNonNull(Command.SETNOTIFICATION));
 694                                 break;
 695                         }
 696
 697                         try{
 698                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 699                                 .putString(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString(), replyTo.toString())
 700                                 .commit();
 701                                 sendMessage(context, replyTo, notification_enabled);
 702                         } catch (IllegalArgumentException e){
 703                                 sendMessage(context, replyTo, messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 704                                 break;
 705                         }
 706
 707                         break;
 708
 709                 case DELNOTIFICATION:
 710                         if(args.length!=1){
 711                                 Heavy.help(context, replyTo, toNonNull(Command.DELNOTIFICATION));
 712                                 break;
 713                         }
 714
 715                         try{
 716                                 PreferenceManager.getDefaultSharedPreferences(context).edit()
 717                                 .remove(MessageType.valueOf(args[0].toUpperCase(Locale.ENGLISH)).toString())
 718                                 .commit();
 719                                 sendMessage(context, replyTo,  notification_disabled);
 720                         } catch (IllegalArgumentException e){
 721                                 sendMessage(context, replyTo,  messagetype_should_be_one_of, join(", ",toNonNull(MessageType.values())));
 722                                 break;
 723                         }
 724
 725
 726                         break;
 727                 case SETPASSWORD:
 728                         if(args.length > 1){
 729                                 Heavy.help(context, replyTo, toNonNull(Command.SETPASSWORD));
 730                                 break;
 731                         }
 732
 733                         try{
 734                                 if(args.length==0)
 735                                         Heavy.setPassword(context, replyTo);
 736                                 else
 737                                         Heavy.setPassword(context, replyTo, toNonNull(args[0]));
 738                         } catch (SecurityException e){
 739                                 sendMessage(context, replyTo,  security_exception+e.getMessage());
 740                         }
 741                         break;
 742
 743                 case WIPE:
 744                         if(args.length!=2){
 745                                 Heavy.help(context, replyTo, toNonNull(Command.WIPE));
 746                                 break;
 747                         }
 748
 749                         if(!args[1].equalsIgnoreCase(WIPE_CONFIRM_STRING)){
 750                                 sendMessage(context, replyTo, the_second_argument_to_wipe_must_be, WIPE_CONFIRM_STRING);
 751                                 break;
 752                         }
 753
 754                         try{
 755                                 Heavy.wipe(context, toNonNull(WipeType.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 756                         } catch (IllegalArgumentException e){
 757                                 sendMessage(context, replyTo, wipetype_should_be_one_of, join (", ",toNonNull(WipeType.values())));
 758                         } catch (SecurityException e){
 759                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 760                         }
 761                         break;
 762
 763                 case LOCK:
 764                         try{
 765                                 Heavy.lock(context, replyTo);
 766                         } catch (SecurityException e){
 767                                 sendMessage(context, replyTo, security_exception, e.getMessage());
 768                         }
 769                         break;
 770
 771                 case VIEW:
 772                         if(args.length!=1){
 773                                 Heavy.help(context, replyTo, toNonNull(Command.VIEW));
 774                                 break;
 775                         }
 776
 777                         Heavy.view(context, replyTo, toNonNull(Uri.parse(args[0])));
 778                         break;
 779
 780                 case PLAY:
 781                         Heavy.musicPlayerCommand(context, replyTo, "play");
 782                         break;
 783
 784                 case PAUSE:
 785                         Heavy.musicPlayerCommand(context, replyTo, "pause");
 786                         break;
 787
 788                 case NEXT:
 789                         Heavy.musicPlayerCommand(context, replyTo, "next");
 790                         break;
 791
 792                 case PREV:
 793                         Heavy.musicPlayerCommand(context, replyTo, "previous");
 794                         break;
 795
 796                 case BATT:
 797                         Heavy.batt(context, replyTo);
 798                         break;
 799
 800                 case CALLLOG:
 801                         if (args.length > 1) {
 802                                 Heavy.help(context, replyTo, toNonNull(Command.CALLLOG));
 803                                 break;
 804                         }
 805
 806                         if (args.length == 0)
 807                                 Heavy.calllog(context, replyTo, 5);
 808                         else {
 809                                 try {
 810                                         Heavy.calllog(context, replyTo, Integer.parseInt(args[0]));
 811                                 } catch (IllegalArgumentException e){
 812                                         sendMessage(context, replyTo, cannot_parse_count);
 813                                 }
 814                         }
 815                         break;
 816
 817                 case SMSLOG:
 818                         if (args.length > 1) {
 819                                 Heavy.help(context, replyTo, toNonNull(Command.SMSLOG));
 820                                 break;
 821                         }
 822
 823                         if (args.length == 0)
 824                                 Heavy.smslog(context, replyTo, 5);
 825                         else {
 826                                 try {
 827                                         Heavy.smslog(context, replyTo, Integer.parseInt(args[0]));
 828                                 } catch (IllegalArgumentException e) {
 829                                         sendMessage(context, replyTo, cannot_parse_count);
 830                                 }
 831                         }
 832                         break;
 833
 834                 case HELP:
 835                         if(args.length != 1){
 836                                 Heavy.help(context, replyTo, toNonNull(Command.HELP));
 837                                 break;
 838                         }
 839
 840                         try {
 841                                 Heavy.help(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 842                         } catch (IllegalArgumentException e) {
 843                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 844                         }
 845                         break;
 846
 847                 case LS:
 848                         if(args.length != 1){
 849                                 Heavy.help(context, replyTo, toNonNull(Command.LS));
 850                                 break;
 851                         }
 852
 853                         Heavy.ls(context, replyTo, toNonNull(args[0]));
 854                         break;
 855
 856                 case RM:
 857                         if(args.length != 1){
 858                                 Heavy.help(context, replyTo, toNonNull(Command.RM));
 859                                 break;
 860                         }
 861
 862                         Heavy.rm(context, replyTo, toNonNull(args[0]));
 863                         break;
 864
 865                 case CONTACTS:
 866                         if(args.length != 1){
 867                                 Heavy.help(context, replyTo, toNonNull(Command.CONTACTS));
 868                                 break;
 869                         }
 870
 871                         Heavy.contacts(context, replyTo, toNonNull(args[0]));
 872                         break;
 873
 874                 case DISABLE:
 875                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 876                                 Heavy.help(context, replyTo, toNonNull(Command.DISABLE));
 877                                 break;
 878                         }
 879
 880                         try{
 881                                 Heavy.disable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 882                         } catch (IllegalArgumentException e){
 883                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 884                         }
 885                         break;
 886
 887                 case ENABLE:
 888                         if(replyTo.protocol != Protocol.LOCAL || args.length != 1){
 889                                 Heavy.help(context, replyTo, toNonNull(Command.ENABLE));
 890                                 break;
 891                         }
 892
 893                         try{
 894                                 Heavy.enable(context, replyTo, toNonNull(Command.valueOf(args[0].toUpperCase(Locale.ENGLISH))));
 895                         } catch (IllegalArgumentException e){
 896                                 sendMessage(context, replyTo, no_such_command_command_list, join(", ", toNonNull(Command.values())));
 897                         }
 898                         break;
 899
 900                 case POLL:
 901                         if(args.length>1){
 902                                 Heavy.help(context, replyTo, toNonNull(Command.POLL));
 903                                 break;
 904                         }
 905
 906                         if(args.length==0){
 907                                 Heavy.poll(context, replyTo);
 908                                 break;
 909                         }
 910
 911                         final long interval;
 912                         try{
 913                                 interval=Long.parseLong(args[0]);
 914                         } catch(NumberFormatException e){
 915                                 sendMessage(context, replyTo, cannot_parse_interval);
 916                                 break;
 917                         }
 918
 919                         Heavy.poll(context, replyTo, interval);
 920                         break;
 921
 922                 case HANGUP:
 923                         Heavy.hangup(context, replyTo);
 924                         break;
 925
 926                 case ANSWER:
 927                         Heavy.answer(context, replyTo);
 928                         break;
 929
 930                 case LAUNCH:
 931                         if(args.length!=1){
 932                                 Heavy.help(context, replyTo, toNonNull(Command.LAUNCH));
 933                                 break;
 934                         }
 935                         Heavy.launch(context, replyTo, toNonNull(args[0]));
 936                         break;
 937
 938                 case DATA:
 939                         if(args.length>1){
 940                                 Heavy.help(context, replyTo, toNonNull(Command.DATA));
 941                                 break;
 942                         }
 943
 944                         if(args.length==0){
 945                                 Heavy.data(context, replyTo);
 946                                 break;
 947                         }
 948                         try {
 949                                 Heavy.data(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 950                         } catch(IllegalArgumentException e) {
 951                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 952                         }
 953                         break;
 954
 955                 case GPS:
 956                         if(args.length>1){
 957                                 Heavy.help(context, replyTo, toNonNull(Command.GPS));
 958                                 break;
 959                         }
 960
 961                         if(args.length==0){
 962                                 Heavy.gps(context, replyTo);
 963                                 break;
 964                         }
 965
 966                         try {
 967                                 Heavy.gps(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 968                         } catch(IllegalArgumentException e) {
 969                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 970                         }
 971                         break;
 972
 973                 case GLOCATION:
 974                         if(args.length>1){
 975                                 Heavy.help(context, replyTo, toNonNull(Command.GLOCATION));
 976                                 break;
 977                         }
 978
 979                         if(args.length==0){
 980                                 Heavy.glocation(context, replyTo);
 981                                 break;
 982                         }
 983
 984                         try {
 985                                 Heavy.glocation(context, replyTo, OnOff.valueOf(args[0].toUpperCase(Locale.ENGLISH)) == OnOff.ON);
 986                         } catch(IllegalArgumentException e) {
 987                                 sendMessage(context, replyTo, could_not_parse_argument_allowed_values_are, join(", ", toNonNull(OnOff.values())));
 988                         }
 989                         break;
 990
 991                 case REBOOT:
 992                         if(args.length>1){
 993                                 Heavy.help(context, replyTo, toNonNull(Command.REBOOT));
 994                                 break;
 995                         }
 996
 997                         Heavy.reboot(context, replyTo, args.length==0?null:args[0]);
 998                         break;
 999
1000                 case SHUTDOWN:
1001                         //TODO: implement command
1002                         break;
1003
1004                 case NOTIFY:
1005                         if(args.length!=1 && args.length!=3){
1006                                 Heavy.help(context, replyTo, toNonNull(Command.NOTIFY));
1007                         }
1008
1009                         final int id;
1010                         try{
1011                                 id=Integer.parseInt(args[0]);
1012                         } catch (NumberFormatException e){
1013                                 sendMessage(context, replyTo, R.string.could_not_parse_id);
1014                                 break;
1015                         }
1016
1017                         if(args.length==1)
1018                                 Heavy.notify(context, replyTo, id);
1019                         else
1020                                 Heavy.notify(context, replyTo, id, toNonNull(args[1]), toNonNull(args[2]));
1021                         break;
1022                 }
1023
1024         }
1025
1026         /**
1027          * Executes a given command
1028          *
1029          * @param context Context instance
1030          * @param cmd Command to execute
1031          * @param args arguments for the command
1032          * @param replyTo Address to send replies to
1033          */
1034         public static void processCommand(final Context context, final String cmd,final String[] args,final Address replyTo){
1035                 final @NonNull Command command;
1036                 try{
1037                         command=toNonNull(Command.valueOf(cmd.toUpperCase(Locale.ENGLISH)));
1038                 } catch (IllegalArgumentException e){
1039                         sendMessage(context, replyTo, unknown_command, cmd.toUpperCase(Locale.ENGLISH), e.getMessage());
1040                         return;
1041                 }
1042
1043                 try{
1044                         processCommand(context, command,args,replyTo);
1045                 } catch(Exception e){
1046                         sendMessage(context, replyTo, error_while_processing_command, e.getClass().getName(), e.getMessage());
1047                         Log.w(Utils.class.getName(), "Error while processing command", e);
1048                 }
1049         }
1050 }