/* * Copyright (C) 2007-2008 Esmertec AG. * Copyright (C) 2007-2008 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.mms.transaction; import static android.content.Intent.ACTION_BOOT_COMPLETED; import static android.provider.Telephony.Sms.Intents.SMS_RECEIVED_ACTION; import java.util.Calendar; import java.util.GregorianCalendar; import android.app.Activity; import android.app.Service; import android.content.ContentResolver; import android.content.ContentUris; import android.content.ContentValues; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.database.Cursor; import android.database.sqlite.SqliteWrapper; import android.net.Uri; import android.os.Handler; import android.os.HandlerThread; import android.os.IBinder; import android.os.Looper; import android.os.Message; import android.os.Process; import android.provider.Telephony.Sms; import android.provider.Telephony.Sms.Inbox; import android.provider.Telephony.Sms.Intents; import android.provider.Telephony.Sms.Outbox; import android.telephony.ServiceState; import android.telephony.SmsManager; import android.telephony.SmsMessage; import android.text.TextUtils; import android.util.Log; import android.widget.Toast; import com.android.internal.telephony.TelephonyIntents; import com.android.mms.LogTag; import com.android.mms.MmsConfig; import com.android.mms.R; import com.android.mms.data.Contact; import com.android.mms.data.Conversation; import com.android.mms.ui.ClassZeroActivity; import com.android.mms.util.Recycler; import com.android.mms.util.SendingProgressTokenManager; import com.android.mms.widget.MmsWidgetProvider; import com.google.android.mms.MmsException; /** * This service essentially plays the role of a "worker thread", allowing us to store * incoming messages to the database, update notifications, etc. without blocking the * main thread that SmsReceiver runs on. */ public class SmsReceiverService extends Service { private static final String TAG = "SmsReceiverService"; private ServiceHandler mServiceHandler; private Looper mServiceLooper; private boolean mSending; public static final String MESSAGE_SENT_ACTION = "com.android.mms.transaction.MESSAGE_SENT"; // Indicates next message can be picked up and sent out. public static final String EXTRA_MESSAGE_SENT_SEND_NEXT ="SendNextMsg"; public static final String ACTION_SEND_MESSAGE = "com.android.mms.transaction.SEND_MESSAGE"; // This must match the column IDs below. private static final String[] SEND_PROJECTION = new String[] { Sms._ID, //0 Sms.THREAD_ID, //1 Sms.ADDRESS, //2 Sms.BODY, //3 Sms.STATUS, //4 }; public Handler mToastHandler = new Handler(); // This must match SEND_PROJECTION. private static final int SEND_COLUMN_ID = 0; private static final int SEND_COLUMN_THREAD_ID = 1; private static final int SEND_COLUMN_ADDRESS = 2; private static final int SEND_COLUMN_BODY = 3; private static final int SEND_COLUMN_STATUS = 4; private int mResultCode; @Override public void onCreate() { // Temporarily removed for this duplicate message track down. // if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { // Log.v(TAG, "onCreate"); // } // Start up the thread running the service. Note that we create a // separate thread because the service normally runs in the process's // main thread, which we don't want to block. HandlerThread thread = new HandlerThread(TAG, Process.THREAD_PRIORITY_BACKGROUND); thread.start(); mServiceLooper = thread.getLooper(); mServiceHandler = new ServiceHandler(mServiceLooper); } @Override public int onStartCommand(Intent intent, int flags, int startId) { // Temporarily removed for this duplicate message track down. mResultCode = intent != null ? intent.getIntExtra("result", 0) : 0; if (mResultCode != 0) { Log.v(TAG, "onStart: #" + startId + " mResultCode: " + mResultCode + " = " + translateResultCode(mResultCode)); } Message msg = mServiceHandler.obtainMessage(); msg.arg1 = startId; msg.obj = intent; mServiceHandler.sendMessage(msg); return Service.START_NOT_STICKY; } private static String translateResultCode(int resultCode) { switch (resultCode) { case Activity.RESULT_OK: return "Activity.RESULT_OK"; case SmsManager.RESULT_ERROR_GENERIC_FAILURE: return "SmsManager.RESULT_ERROR_GENERIC_FAILURE"; case SmsManager.RESULT_ERROR_RADIO_OFF: return "SmsManager.RESULT_ERROR_RADIO_OFF"; case SmsManager.RESULT_ERROR_NULL_PDU: return "SmsManager.RESULT_ERROR_NULL_PDU"; case SmsManager.RESULT_ERROR_NO_SERVICE: return "SmsManager.RESULT_ERROR_NO_SERVICE"; case SmsManager.RESULT_ERROR_LIMIT_EXCEEDED: return "SmsManager.RESULT_ERROR_LIMIT_EXCEEDED"; case SmsManager.RESULT_ERROR_FDN_CHECK_FAILURE: return "SmsManager.RESULT_ERROR_FDN_CHECK_FAILURE"; default: return "Unknown error code"; } } @Override public void onDestroy() { // Temporarily removed for this duplicate message track down. // if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { // Log.v(TAG, "onDestroy"); // } mServiceLooper.quit(); } @Override public IBinder onBind(Intent intent) { return null; } private final class ServiceHandler extends Handler { public ServiceHandler(Looper looper) { super(looper); } /** * Handle incoming transaction requests. * The incoming requests are initiated by the MMSC Server or by the MMS Client itself. */ @Override public void handleMessage(Message msg) { int serviceId = msg.arg1; Intent intent = (Intent)msg.obj; if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.v(TAG, "handleMessage serviceId: " + serviceId + " intent: " + intent); } if (intent != null) { String action = intent.getAction(); int error = intent.getIntExtra("errorCode", 0); if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.v(TAG, "handleMessage action: " + action + " error: " + error); } if (MESSAGE_SENT_ACTION.equals(intent.getAction())) { handleSmsSent(intent, error); } else if (SMS_RECEIVED_ACTION.equals(action)) { handleSmsReceived(intent, error); } else if (ACTION_BOOT_COMPLETED.equals(action)) { handleBootCompleted(); } else if (TelephonyIntents.ACTION_SERVICE_STATE_CHANGED.equals(action)) { handleServiceStateChanged(intent); } else if (ACTION_SEND_MESSAGE.endsWith(action)) { handleSendMessage(); } } // NOTE: We MUST not call stopSelf() directly, since we need to // make sure the wake lock acquired by AlertReceiver is released. SmsReceiver.finishStartingService(SmsReceiverService.this, serviceId); } } private void handleServiceStateChanged(Intent intent) { // If service just returned, start sending out the queued messages ServiceState serviceState = ServiceState.newFromBundle(intent.getExtras()); if (serviceState.getState() == ServiceState.STATE_IN_SERVICE) { sendFirstQueuedMessage(); } } private void handleSendMessage() { if (!mSending) { sendFirstQueuedMessage(); } } public synchronized void sendFirstQueuedMessage() { boolean success = true; // get all the queued messages from the database final Uri uri = Uri.parse("content://sms/queued"); ContentResolver resolver = getContentResolver(); Cursor c = SqliteWrapper.query(this, resolver, uri, SEND_PROJECTION, null, null, "date ASC"); // date ASC so we send out in // same order the user tried // to send messages. if (c != null) { try { if (c.moveToFirst()) { String msgText = c.getString(SEND_COLUMN_BODY); String address = c.getString(SEND_COLUMN_ADDRESS); int threadId = c.getInt(SEND_COLUMN_THREAD_ID); int status = c.getInt(SEND_COLUMN_STATUS); int msgId = c.getInt(SEND_COLUMN_ID); Uri msgUri = ContentUris.withAppendedId(Sms.CONTENT_URI, msgId); SmsMessageSender sender = new SmsSingleRecipientSender(this, address, msgText, threadId, status == Sms.STATUS_PENDING, msgUri); if (LogTag.DEBUG_SEND || LogTag.VERBOSE || Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.v(TAG, "sendFirstQueuedMessage " + msgUri + ", address: " + address + ", threadId: " + threadId); } try { sender.sendMessage(SendingProgressTokenManager.NO_TOKEN);; mSending = true; } catch (MmsException e) { Log.e(TAG, "sendFirstQueuedMessage: failed to send message " + msgUri + ", caught ", e); mSending = false; messageFailedToSend(msgUri, SmsManager.RESULT_ERROR_GENERIC_FAILURE); success = false; } } } finally { c.close(); } } if (success) { // We successfully sent all the messages in the queue. We don't need to // be notified of any service changes any longer. unRegisterForServiceStateChanges(); } } private void handleSmsSent(Intent intent, int error) { Uri uri = intent.getData(); mSending = false; boolean sendNextMsg = intent.getBooleanExtra(EXTRA_MESSAGE_SENT_SEND_NEXT, false); if (LogTag.DEBUG_SEND) { Log.v(TAG, "handleSmsSent uri: " + uri + " sendNextMsg: " + sendNextMsg + " mResultCode: " + mResultCode + " = " + translateResultCode(mResultCode) + " error: " + error); } if (mResultCode == Activity.RESULT_OK) { if (LogTag.DEBUG_SEND || Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.v(TAG, "handleSmsSent move message to sent folder uri: " + uri); } if (!Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_SENT, error)) { Log.e(TAG, "handleSmsSent: failed to move message " + uri + " to sent folder"); } if (sendNextMsg) { sendFirstQueuedMessage(); } // Update the notification for failed messages since they may be deleted. MessagingNotification.nonBlockingUpdateSendFailedNotification(this); } else if ((mResultCode == SmsManager.RESULT_ERROR_RADIO_OFF) || (mResultCode == SmsManager.RESULT_ERROR_NO_SERVICE)) { if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { Log.v(TAG, "handleSmsSent: no service, queuing message w/ uri: " + uri); } // We got an error with no service or no radio. Register for state changes so // when the status of the connection/radio changes, we can try to send the // queued up messages. registerForServiceStateChanges(); // We couldn't send the message, put in the queue to retry later. Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_QUEUED, error); mToastHandler.post(new Runnable() { public void run() { Toast.makeText(SmsReceiverService.this, getString(R.string.message_queued), Toast.LENGTH_SHORT).show(); } }); } else if (mResultCode == SmsManager.RESULT_ERROR_FDN_CHECK_FAILURE) { mToastHandler.post(new Runnable() { public void run() { Toast.makeText(SmsReceiverService.this, getString(R.string.fdn_check_failure), Toast.LENGTH_SHORT).show(); } }); } else { messageFailedToSend(uri, error); if (sendNextMsg) { sendFirstQueuedMessage(); } } } private void messageFailedToSend(Uri uri, int error) { if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { Log.v(TAG, "messageFailedToSend msg failed uri: " + uri + " error: " + error); } Sms.moveMessageToFolder(this, uri, Sms.MESSAGE_TYPE_FAILED, error); MessagingNotification.notifySendFailed(getApplicationContext(), true); } private void handleSmsReceived(Intent intent, int error) { SmsMessage[] msgs = Intents.getMessagesFromIntent(intent); String format = intent.getStringExtra("format"); Uri messageUri = insertMessage(this, msgs, error, format); if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { SmsMessage sms = msgs[0]; Log.v(TAG, "handleSmsReceived" + (sms.isReplace() ? "(replace)" : "") + " messageUri: " + messageUri + ", address: " + sms.getOriginatingAddress() + ", body: " + sms.getMessageBody()); } if (messageUri != null) { long threadId = MessagingNotification.getSmsThreadId(this, messageUri); // Called off of the UI thread so ok to block. Log.d(TAG, "handleSmsReceived messageUri: " + messageUri + " threadId: " + threadId); MessagingNotification.blockingUpdateNewMessageIndicator(this, threadId, false); } } private void handleBootCompleted() { // Some messages may get stuck in the outbox. At this point, they're probably irrelevant // to the user, so mark them as failed and notify the user, who can then decide whether to // resend them manually. int numMoved = moveOutboxMessagesToFailedBox(); if (numMoved > 0) { MessagingNotification.notifySendFailed(getApplicationContext(), true); } // Send any queued messages that were waiting from before the reboot. sendFirstQueuedMessage(); // Called off of the UI thread so ok to block. MessagingNotification.blockingUpdateNewMessageIndicator( this, MessagingNotification.THREAD_ALL, false); } /** * Move all messages that are in the outbox to the failed state and set them to unread. * @return The number of messages that were actually moved */ private int moveOutboxMessagesToFailedBox() { ContentValues values = new ContentValues(3); values.put(Sms.TYPE, Sms.MESSAGE_TYPE_FAILED); values.put(Sms.ERROR_CODE, SmsManager.RESULT_ERROR_GENERIC_FAILURE); values.put(Sms.READ, Integer.valueOf(0)); int messageCount = SqliteWrapper.update( getApplicationContext(), getContentResolver(), Outbox.CONTENT_URI, values, "type = " + Sms.MESSAGE_TYPE_OUTBOX, null); if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { Log.v(TAG, "moveOutboxMessagesToFailedBox messageCount: " + messageCount); } return messageCount; } public static final String CLASS_ZERO_BODY_KEY = "CLASS_ZERO_BODY"; // This must match the column IDs below. private final static String[] REPLACE_PROJECTION = new String[] { Sms._ID, Sms.ADDRESS, Sms.PROTOCOL }; // This must match REPLACE_PROJECTION. private static final int REPLACE_COLUMN_ID = 0; /** * If the message is a class-zero message, display it immediately * and return null. Otherwise, store it using the * <code>ContentResolver</code> and return the * <code>Uri</code> of the thread containing this message * so that we can use it for notification. */ private Uri insertMessage(Context context, SmsMessage[] msgs, int error, String format) { // Build the helper classes to parse the messages. SmsMessage sms = msgs[0]; if (sms.getMessageClass() == SmsMessage.MessageClass.CLASS_0) { displayClassZeroMessage(context, sms, format); return null; } else if (sms.isReplace()) { return replaceMessage(context, msgs, error); } else if (MmsConfig.isSuppressedSprintVVM(sms.getOriginatingAddress())) { return null; } else { return storeMessage(context, msgs, error); } } /** * This method is used if this is a "replace short message" SMS. * We find any existing message that matches the incoming * message's originating address and protocol identifier. If * there is one, we replace its fields with those of the new * message. Otherwise, we store the new message as usual. * * See TS 23.040 9.2.3.9. */ private Uri replaceMessage(Context context, SmsMessage[] msgs, int error) { SmsMessage sms = msgs[0]; ContentValues values = extractContentValues(sms); values.put(Sms.ERROR_CODE, error); int pduCount = msgs.length; if (pduCount == 1) { // There is only one part, so grab the body directly. values.put(Inbox.BODY, replaceFormFeeds(sms.getDisplayMessageBody())); } else { // Build up the body from the parts. StringBuilder body = new StringBuilder(); for (int i = 0; i < pduCount; i++) { sms = msgs[i]; if (sms.mWrappedSmsMessage != null) { body.append(sms.getDisplayMessageBody()); } } values.put(Inbox.BODY, replaceFormFeeds(body.toString())); } ContentResolver resolver = context.getContentResolver(); String originatingAddress = sms.getOriginatingAddress(); int protocolIdentifier = sms.getProtocolIdentifier(); String selection = Sms.ADDRESS + " = ? AND " + Sms.PROTOCOL + " = ?"; String[] selectionArgs = new String[] { originatingAddress, Integer.toString(protocolIdentifier) }; Cursor cursor = SqliteWrapper.query(context, resolver, Inbox.CONTENT_URI, REPLACE_PROJECTION, selection, selectionArgs, null); if (cursor != null) { try { if (cursor.moveToFirst()) { long messageId = cursor.getLong(REPLACE_COLUMN_ID); Uri messageUri = ContentUris.withAppendedId( Sms.CONTENT_URI, messageId); SqliteWrapper.update(context, resolver, messageUri, values, null, null); return messageUri; } } finally { cursor.close(); } } return storeMessage(context, msgs, error); } public static String replaceFormFeeds(String s) { // Some providers send formfeeds in their messages. Convert those formfeeds to newlines. return s == null ? "" : s.replace('\f', '\n'); } // private static int count = 0; private Uri storeMessage(Context context, SmsMessage[] msgs, int error) { SmsMessage sms = msgs[0]; // Store the message in the content provider. ContentValues values = extractContentValues(sms); values.put(Sms.ERROR_CODE, error); int pduCount = msgs.length; if (pduCount == 1) { // There is only one part, so grab the body directly. values.put(Inbox.BODY, replaceFormFeeds(sms.getDisplayMessageBody())); } else { // Build up the body from the parts. StringBuilder body = new StringBuilder(); for (int i = 0; i < pduCount; i++) { sms = msgs[i]; if (sms.mWrappedSmsMessage != null) { body.append(sms.getDisplayMessageBody()); } } values.put(Inbox.BODY, replaceFormFeeds(body.toString())); } // Make sure we've got a thread id so after the insert we'll be able to delete // excess messages. Long threadId = values.getAsLong(Sms.THREAD_ID); String address = values.getAsString(Sms.ADDRESS); // Code for debugging and easy injection of short codes, non email addresses, etc. // See Contact.isAlphaNumber() for further comments and results. // switch (count++ % 8) { // case 0: address = "AB12"; break; // case 1: address = "12"; break; // case 2: address = "Jello123"; break; // case 3: address = "T-Mobile"; break; // case 4: address = "Mobile1"; break; // case 5: address = "Dogs77"; break; // case 6: address = "****1"; break; // case 7: address = "#4#5#6#"; break; // } if (!TextUtils.isEmpty(address)) { Contact cacheContact = Contact.get(address,true); if (cacheContact != null) { address = cacheContact.getNumber(); } } else { address = getString(R.string.unknown_sender); values.put(Sms.ADDRESS, address); } if (((threadId == null) || (threadId == 0)) && (address != null)) { threadId = Conversation.getOrCreateThreadId(context, address); values.put(Sms.THREAD_ID, threadId); } ContentResolver resolver = context.getContentResolver(); Uri insertedUri = SqliteWrapper.insert(context, resolver, Inbox.CONTENT_URI, values); // Now make sure we're not over the limit in stored messages Recycler.getSmsRecycler().deleteOldMessagesByThreadId(context, threadId); MmsWidgetProvider.notifyDatasetChanged(context); return insertedUri; } /** * Extract all the content values except the body from an SMS * message. */ private ContentValues extractContentValues(SmsMessage sms) { // Store the message in the content provider. ContentValues values = new ContentValues(); values.put(Inbox.ADDRESS, sms.getDisplayOriginatingAddress()); // Use now for the timestamp to avoid confusion with clock // drift between the handset and the SMSC. // Check to make sure the system is giving us a non-bogus time. Calendar buildDate = new GregorianCalendar(2011, 8, 18); // 18 Sep 2011 Calendar nowDate = new GregorianCalendar(); long now = System.currentTimeMillis(); nowDate.setTimeInMillis(now); if (nowDate.before(buildDate)) { // It looks like our system clock isn't set yet because the current time right now // is before an arbitrary time we made this build. Instead of inserting a bogus // receive time in this case, use the timestamp of when the message was sent. now = sms.getTimestampMillis(); } values.put(Inbox.DATE, new Long(now)); values.put(Inbox.DATE_SENT, Long.valueOf(sms.getTimestampMillis())); values.put(Inbox.PROTOCOL, sms.getProtocolIdentifier()); values.put(Inbox.READ, 0); values.put(Inbox.SEEN, 0); if (sms.getPseudoSubject().length() > 0) { values.put(Inbox.SUBJECT, sms.getPseudoSubject()); } values.put(Inbox.REPLY_PATH_PRESENT, sms.isReplyPathPresent() ? 1 : 0); values.put(Inbox.SERVICE_CENTER, sms.getServiceCenterAddress()); return values; } /** * Displays a class-zero message immediately in a pop-up window * with the number from where it received the Notification with * the body of the message * */ private void displayClassZeroMessage(Context context, SmsMessage sms, String format) { // Using NEW_TASK here is necessary because we're calling // startActivity from outside an activity. Intent smsDialogIntent = new Intent(context, ClassZeroActivity.class) .putExtra("pdu", sms.getPdu()) .putExtra("format", format) .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_MULTIPLE_TASK); context.startActivity(smsDialogIntent); } private void registerForServiceStateChanges() { Context context = getApplicationContext(); unRegisterForServiceStateChanges(); IntentFilter intentFilter = new IntentFilter(); intentFilter.addAction(TelephonyIntents.ACTION_SERVICE_STATE_CHANGED); if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { Log.v(TAG, "registerForServiceStateChanges"); } context.registerReceiver(SmsReceiver.getInstance(), intentFilter); } private void unRegisterForServiceStateChanges() { if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE) || LogTag.DEBUG_SEND) { Log.v(TAG, "unRegisterForServiceStateChanges"); } try { Context context = getApplicationContext(); context.unregisterReceiver(SmsReceiver.getInstance()); } catch (IllegalArgumentException e) { // Allow un-matched register-unregister calls } } }