SmsReceiverService.java revision 159cc76b6fa80c9f20549d8168216a5226fd0a4a
1/* 2 * Copyright (C) 2007-2008 Esmertec AG. 3 * Copyright (C) 2007-2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18package com.android.mms.transaction; 19 20import static android.content.Intent.ACTION_BOOT_COMPLETED; 21import static android.provider.Telephony.Sms.Intents.SMS_RECEIVED_ACTION; 22 23import com.android.mms.data.Contact; 24import com.android.mms.ui.ClassZeroActivity; 25import com.android.mms.util.Recycler; 26import com.android.mms.util.SendingProgressTokenManager; 27import com.google.android.mms.MmsException; 28import android.database.sqlite.SqliteWrapper; 29 30import android.app.Activity; 31import android.app.Service; 32import android.content.ContentResolver; 33import android.content.ContentUris; 34import android.content.ContentValues; 35import android.content.Context; 36import android.content.Intent; 37import android.content.IntentFilter; 38import android.database.Cursor; 39import android.net.Uri; 40import android.os.Handler; 41import android.os.HandlerThread; 42import android.os.IBinder; 43import android.os.Looper; 44import android.os.Message; 45import android.os.Process; 46import android.provider.Telephony.Sms; 47import android.provider.Telephony.Threads; 48import android.provider.Telephony.Sms.Inbox; 49import android.provider.Telephony.Sms.Intents; 50import android.provider.Telephony.Sms.Outbox; 51import android.provider.Telephony; 52import android.telephony.ServiceState; 53import android.telephony.SmsManager; 54import android.telephony.SmsMessage; 55import android.text.TextUtils; 56import android.util.Log; 57import android.widget.Toast; 58 59import com.android.internal.telephony.TelephonyIntents; 60import com.android.mms.R; 61import com.android.mms.LogTag; 62 63/** 64 * This service essentially plays the role of a "worker thread", allowing us to store 65 * incoming messages to the database, update notifications, etc. without blocking the 66 * main thread that SmsReceiver runs on. 67 */ 68public class SmsReceiverService extends Service { 69 private static final String TAG = "SmsReceiverService"; 70 71 private ServiceHandler mServiceHandler; 72 private Looper mServiceLooper; 73 private boolean mSending; 74 75 public static final String MESSAGE_SENT_ACTION = 76 "com.android.mms.transaction.MESSAGE_SENT"; 77 78 // Indicates next message can be picked up and sent out. 79 public static final String EXTRA_MESSAGE_SENT_SEND_NEXT ="SendNextMsg"; 80 81 public static final String ACTION_SEND_MESSAGE = 82 "com.android.mms.transaction.SEND_MESSAGE"; 83 84 // This must match the column IDs below. 85 private static final String[] SEND_PROJECTION = new String[] { 86 Sms._ID, //0 87 Sms.THREAD_ID, //1 88 Sms.ADDRESS, //2 89 Sms.BODY, //3 90 Sms.STATUS, //4 91 92 }; 93 94 public Handler mToastHandler = new Handler(); 95 96 // This must match SEND_PROJECTION. 97 private static final int SEND_COLUMN_ID = 0; 98 private static final int SEND_COLUMN_THREAD_ID = 1; 99 private static final int SEND_COLUMN_ADDRESS = 2; 100 private static final int SEND_COLUMN_BODY = 3; 101 private static final int SEND_COLUMN_STATUS = 4; 102 103 private int mResultCode; 104 105 @Override 106 public void onCreate() { 107 // Temporarily removed for this duplicate message track down. 108// if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 109// Log.v(TAG, "onCreate"); 110// } 111 112 // Start up the thread running the service. Note that we create a 113 // separate thread because the service normally runs in the process's 114 // main thread, which we don't want to block. 115 HandlerThread thread = new HandlerThread(TAG, Process.THREAD_PRIORITY_BACKGROUND); 116 thread.start(); 117 118 mServiceLooper = thread.getLooper(); 119 mServiceHandler = new ServiceHandler(mServiceLooper); 120 } 121 122 @Override 123 public int onStartCommand(Intent intent, int flags, int startId) { 124 // Temporarily removed for this duplicate message track down. 125// if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 126// Log.v(TAG, "onStart: #" + startId + ": " + intent.getExtras()); 127// } 128 129 mResultCode = intent != null ? intent.getIntExtra("result", 0) : 0; 130 131 Message msg = mServiceHandler.obtainMessage(); 132 msg.arg1 = startId; 133 msg.obj = intent; 134 mServiceHandler.sendMessage(msg); 135 return Service.START_NOT_STICKY; 136 } 137 138 @Override 139 public void onDestroy() { 140 // Temporarily removed for this duplicate message track down. 141// if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 142// Log.v(TAG, "onDestroy"); 143// } 144 mServiceLooper.quit(); 145 } 146 147 @Override 148 public IBinder onBind(Intent intent) { 149 return null; 150 } 151 152 private final class ServiceHandler extends Handler { 153 public ServiceHandler(Looper looper) { 154 super(looper); 155 } 156 157 /** 158 * Handle incoming transaction requests. 159 * The incoming requests are initiated by the MMSC Server or by the MMS Client itself. 160 */ 161 @Override 162 public void handleMessage(Message msg) { 163 int serviceId = msg.arg1; 164 Intent intent = (Intent)msg.obj; 165 if (intent != null) { 166 String action = intent.getAction(); 167 168 int error = intent.getIntExtra("errorCode", 0); 169 170 if (MESSAGE_SENT_ACTION.equals(intent.getAction())) { 171 handleSmsSent(intent, error); 172 } else if (SMS_RECEIVED_ACTION.equals(action)) { 173 handleSmsReceived(intent, error); 174 } else if (ACTION_BOOT_COMPLETED.equals(action)) { 175 handleBootCompleted(); 176 } else if (TelephonyIntents.ACTION_SERVICE_STATE_CHANGED.equals(action)) { 177 handleServiceStateChanged(intent); 178 } else if (ACTION_SEND_MESSAGE.endsWith(action)) { 179 handleSendMessage(); 180 } 181 } 182 // NOTE: We MUST not call stopSelf() directly, since we need to 183 // make sure the wake lock acquired by AlertReceiver is released. 184 SmsReceiver.finishStartingService(SmsReceiverService.this, serviceId); 185 } 186 } 187 188 private void handleServiceStateChanged(Intent intent) { 189 // If service just returned, start sending out the queued messages 190 ServiceState serviceState = ServiceState.newFromBundle(intent.getExtras()); 191 if (serviceState.getState() == ServiceState.STATE_IN_SERVICE) { 192 sendFirstQueuedMessage(); 193 } 194 } 195 196 private void handleSendMessage() { 197 if (!mSending) { 198 sendFirstQueuedMessage(); 199 } 200 } 201 202 public synchronized void sendFirstQueuedMessage() { 203 boolean success = true; 204 // get all the queued messages from the database 205 final Uri uri = Uri.parse("content://sms/queued"); 206 ContentResolver resolver = getContentResolver(); 207 Cursor c = SqliteWrapper.query(this, resolver, uri, 208 SEND_PROJECTION, null, null, "date ASC"); // date ASC so we send out in 209 // same order the user tried 210 // to send messages. 211 if (c != null) { 212 try { 213 if (c.moveToFirst()) { 214 String msgText = c.getString(SEND_COLUMN_BODY); 215 String address = c.getString(SEND_COLUMN_ADDRESS); 216 int threadId = c.getInt(SEND_COLUMN_THREAD_ID); 217 int status = c.getInt(SEND_COLUMN_STATUS); 218 219 int msgId = c.getInt(SEND_COLUMN_ID); 220 Uri msgUri = ContentUris.withAppendedId(Sms.CONTENT_URI, msgId); 221 222 SmsMessageSender sender = new SmsSingleRecipientSender(this, 223 address, msgText, threadId, status == Sms.STATUS_PENDING, 224 msgUri); 225 226 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 227 Log.v(TAG, "sendFirstQueuedMessage " + msgUri + 228 ", address: " + address + 229 ", threadId: " + threadId + 230 ", body: " + msgText); 231 } 232 try { 233 sender.sendMessage(SendingProgressTokenManager.NO_TOKEN);; 234 mSending = true; 235 } catch (MmsException e) { 236 Log.e(TAG, "sendFirstQueuedMessage: failed to send message " + msgUri 237 + ", caught ", e); 238 success = false; 239 } 240 } 241 } finally { 242 c.close(); 243 } 244 } 245 if (success) { 246 // We successfully sent all the messages in the queue. We don't need to 247 // be notified of any service changes any longer. 248 unRegisterForServiceStateChanges(); 249 } 250 } 251 252 private void handleSmsSent(Intent intent, int error) { 253 Uri uri = intent.getData(); 254 mSending = false; 255 boolean sendNextMsg = intent.getBooleanExtra(EXTRA_MESSAGE_SENT_SEND_NEXT, false); 256 257 if (mResultCode == Activity.RESULT_OK) { 258 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 259 Log.v(TAG, "handleSmsSent sending uri: " + uri); 260 } 261 if (!Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_SENT, error)) { 262 Log.e(TAG, "handleSmsSent: failed to move message " + uri + " to sent folder"); 263 } 264 if (sendNextMsg) { 265 sendFirstQueuedMessage(); 266 } 267 268 // Update the notification for failed messages since they may be deleted. 269 MessagingNotification.updateSendFailedNotification(this); 270 } else if ((mResultCode == SmsManager.RESULT_ERROR_RADIO_OFF) || 271 (mResultCode == SmsManager.RESULT_ERROR_NO_SERVICE)) { 272 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 273 Log.v(TAG, "handleSmsSent: no service, queuing message w/ uri: " + uri); 274 } 275 // We got an error with no service or no radio. Register for state changes so 276 // when the status of the connection/radio changes, we can try to send the 277 // queued up messages. 278 registerForServiceStateChanges(); 279 // We couldn't send the message, put in the queue to retry later. 280 Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_QUEUED, error); 281 mToastHandler.post(new Runnable() { 282 public void run() { 283 Toast.makeText(SmsReceiverService.this, getString(R.string.message_queued), 284 Toast.LENGTH_SHORT).show(); 285 } 286 }); 287 } else if (mResultCode == SmsManager.RESULT_ERROR_FDN_CHECK_FAILURE) { 288 mToastHandler.post(new Runnable() { 289 public void run() { 290 Toast.makeText(SmsReceiverService.this, getString(R.string.fdn_check_failure), 291 Toast.LENGTH_SHORT).show(); 292 } 293 }); 294 } else { 295 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 296 Log.v(TAG, "handleSmsSent msg failed uri: " + uri); 297 } 298 Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_FAILED, error); 299 MessagingNotification.notifySendFailed(getApplicationContext(), true); 300 if (sendNextMsg) { 301 sendFirstQueuedMessage(); 302 } 303 } 304 } 305 306 private void handleSmsReceived(Intent intent, int error) { 307 SmsMessage[] msgs = Intents.getMessagesFromIntent(intent); 308 Uri messageUri = insertMessage(this, msgs, error); 309 310 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 311 SmsMessage sms = msgs[0]; 312 Log.v(TAG, "handleSmsReceived" + (sms.isReplace() ? "(replace)" : "") + 313 " messageUri: " + messageUri + 314 ", address: " + sms.getOriginatingAddress() + 315 ", body: " + sms.getMessageBody()); 316 } 317 318 if (messageUri != null) { 319 // Called off of the UI thread so ok to block. 320 MessagingNotification.blockingUpdateNewMessageIndicator(this, true, false); 321 } 322 } 323 324 private void handleBootCompleted() { 325 moveOutboxMessagesToQueuedBox(); 326 sendFirstQueuedMessage(); 327 328 // Called off of the UI thread so ok to block. 329 MessagingNotification.blockingUpdateNewMessageIndicator(this, true, false); 330 } 331 332 private void moveOutboxMessagesToQueuedBox() { 333 ContentValues values = new ContentValues(1); 334 335 values.put(Sms.TYPE, Sms.MESSAGE_TYPE_QUEUED); 336 337 SqliteWrapper.update( 338 getApplicationContext(), getContentResolver(), Outbox.CONTENT_URI, 339 values, "type = " + Sms.MESSAGE_TYPE_OUTBOX, null); 340 } 341 342 public static final String CLASS_ZERO_BODY_KEY = "CLASS_ZERO_BODY"; 343 344 // This must match the column IDs below. 345 private final static String[] REPLACE_PROJECTION = new String[] { 346 Sms._ID, 347 Sms.ADDRESS, 348 Sms.PROTOCOL 349 }; 350 351 // This must match REPLACE_PROJECTION. 352 private static final int REPLACE_COLUMN_ID = 0; 353 354 /** 355 * If the message is a class-zero message, display it immediately 356 * and return null. Otherwise, store it using the 357 * <code>ContentResolver</code> and return the 358 * <code>Uri</code> of the thread containing this message 359 * so that we can use it for notification. 360 */ 361 private Uri insertMessage(Context context, SmsMessage[] msgs, int error) { 362 // Build the helper classes to parse the messages. 363 SmsMessage sms = msgs[0]; 364 365 if (sms.getMessageClass() == SmsMessage.MessageClass.CLASS_0) { 366 displayClassZeroMessage(context, sms); 367 return null; 368 } else if (sms.isReplace()) { 369 return replaceMessage(context, msgs, error); 370 } else { 371 return storeMessage(context, msgs, error); 372 } 373 } 374 375 /** 376 * This method is used if this is a "replace short message" SMS. 377 * We find any existing message that matches the incoming 378 * message's originating address and protocol identifier. If 379 * there is one, we replace its fields with those of the new 380 * message. Otherwise, we store the new message as usual. 381 * 382 * See TS 23.040 9.2.3.9. 383 */ 384 private Uri replaceMessage(Context context, SmsMessage[] msgs, int error) { 385 SmsMessage sms = msgs[0]; 386 ContentValues values = extractContentValues(sms); 387 388 values.put(Inbox.BODY, sms.getMessageBody()); 389 values.put(Sms.ERROR_CODE, error); 390 391 ContentResolver resolver = context.getContentResolver(); 392 String originatingAddress = sms.getOriginatingAddress(); 393 int protocolIdentifier = sms.getProtocolIdentifier(); 394 String selection = 395 Sms.ADDRESS + " = ? AND " + 396 Sms.PROTOCOL + " = ?"; 397 String[] selectionArgs = new String[] { 398 originatingAddress, Integer.toString(protocolIdentifier) 399 }; 400 401 Cursor cursor = SqliteWrapper.query(context, resolver, Inbox.CONTENT_URI, 402 REPLACE_PROJECTION, selection, selectionArgs, null); 403 404 if (cursor != null) { 405 try { 406 if (cursor.moveToFirst()) { 407 long messageId = cursor.getLong(REPLACE_COLUMN_ID); 408 Uri messageUri = ContentUris.withAppendedId( 409 Sms.CONTENT_URI, messageId); 410 411 SqliteWrapper.update(context, resolver, messageUri, 412 values, null, null); 413 return messageUri; 414 } 415 } finally { 416 cursor.close(); 417 } 418 } 419 return storeMessage(context, msgs, error); 420 } 421 422 public static String replaceFormFeeds(String s) { 423 // Some providers send formfeeds in their messages. Convert those formfeeds to newlines. 424 return s.replace('\f', '\n'); 425 } 426 427 private Uri storeMessage(Context context, SmsMessage[] msgs, int error) { 428 SmsMessage sms = msgs[0]; 429 430 // Store the message in the content provider. 431 ContentValues values = extractContentValues(sms); 432 values.put(Sms.ERROR_CODE, error); 433 int pduCount = msgs.length; 434 435 if (pduCount == 1) { 436 // There is only one part, so grab the body directly. 437 values.put(Inbox.BODY, replaceFormFeeds(sms.getDisplayMessageBody())); 438 } else { 439 // Build up the body from the parts. 440 StringBuilder body = new StringBuilder(); 441 for (int i = 0; i < pduCount; i++) { 442 sms = msgs[i]; 443 body.append(sms.getDisplayMessageBody()); 444 } 445 values.put(Inbox.BODY, replaceFormFeeds(body.toString())); 446 } 447 448 // Make sure we've got a thread id so after the insert we'll be able to delete 449 // excess messages. 450 Long threadId = values.getAsLong(Sms.THREAD_ID); 451 String address = values.getAsString(Sms.ADDRESS); 452 if (!TextUtils.isEmpty(address)) { 453 Contact cacheContact = Contact.get(address,true); 454 if (cacheContact != null) { 455 address = cacheContact.getNumber(); 456 } 457 } else { 458 address = getString(R.string.unknown_sender); 459 values.put(Sms.ADDRESS, address); 460 } 461 462 if (((threadId == null) || (threadId == 0)) && (address != null)) { 463 threadId = Threads.getOrCreateThreadId(context, address); 464 values.put(Sms.THREAD_ID, threadId); 465 } 466 467 ContentResolver resolver = context.getContentResolver(); 468 469 Uri insertedUri = SqliteWrapper.insert(context, resolver, Inbox.CONTENT_URI, values); 470 471 // Now make sure we're not over the limit in stored messages 472 Recycler.getSmsRecycler().deleteOldMessagesByThreadId(getApplicationContext(), threadId); 473 474 return insertedUri; 475 } 476 477 /** 478 * Extract all the content values except the body from an SMS 479 * message. 480 */ 481 private ContentValues extractContentValues(SmsMessage sms) { 482 // Store the message in the content provider. 483 ContentValues values = new ContentValues(); 484 485 values.put(Inbox.ADDRESS, sms.getDisplayOriginatingAddress()); 486 487 // Use now for the timestamp to avoid confusion with clock 488 // drift between the handset and the SMSC. 489 values.put(Inbox.DATE, new Long(System.currentTimeMillis())); 490 values.put(Inbox.PROTOCOL, sms.getProtocolIdentifier()); 491 values.put(Inbox.READ, 0); 492 values.put(Inbox.SEEN, 0); 493 if (sms.getPseudoSubject().length() > 0) { 494 values.put(Inbox.SUBJECT, sms.getPseudoSubject()); 495 } 496 values.put(Inbox.REPLY_PATH_PRESENT, sms.isReplyPathPresent() ? 1 : 0); 497 values.put(Inbox.SERVICE_CENTER, sms.getServiceCenterAddress()); 498 return values; 499 } 500 501 /** 502 * Displays a class-zero message immediately in a pop-up window 503 * with the number from where it received the Notification with 504 * the body of the message 505 * 506 */ 507 private void displayClassZeroMessage(Context context, SmsMessage sms) { 508 // Using NEW_TASK here is necessary because we're calling 509 // startActivity from outside an activity. 510 Intent smsDialogIntent = new Intent(context, ClassZeroActivity.class) 511 .putExtra("pdu", sms.getPdu()) 512 .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 513 | Intent.FLAG_ACTIVITY_MULTIPLE_TASK); 514 515 context.startActivity(smsDialogIntent); 516 } 517 518 private void registerForServiceStateChanges() { 519 Context context = getApplicationContext(); 520 unRegisterForServiceStateChanges(); 521 522 IntentFilter intentFilter = new IntentFilter(); 523 intentFilter.addAction(TelephonyIntents.ACTION_SERVICE_STATE_CHANGED); 524 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 525 Log.v(TAG, "registerForServiceStateChanges"); 526 } 527 528 context.registerReceiver(SmsReceiver.getInstance(), intentFilter); 529 } 530 531 private void unRegisterForServiceStateChanges() { 532 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 533 Log.v(TAG, "unRegisterForServiceStateChanges"); 534 } 535 try { 536 Context context = getApplicationContext(); 537 context.unregisterReceiver(SmsReceiver.getInstance()); 538 } catch (IllegalArgumentException e) { 539 // Allow un-matched register-unregister calls 540 } 541 } 542 543} 544 545 546