/*
* Copyright (C) 2006 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.internal.telephony.gsm;
import android.app.Activity;
import android.app.PendingIntent;
import android.app.AlertDialog;
import android.app.PendingIntent.CanceledException;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.DialogInterface;
import android.content.res.Resources;
import android.database.Cursor;
import android.database.SQLException;
import android.net.Uri;
import android.os.AsyncResult;
import android.os.Handler;
import android.os.Message;
import android.os.PowerManager;
import android.provider.Telephony;
import android.provider.Settings;
import android.provider.Telephony.Sms.Intents;
import android.telephony.gsm.SmsMessage;
import android.telephony.gsm.SmsManager;
import com.android.internal.telephony.WapPushOverSms;
import android.telephony.ServiceState;
import android.util.Config;
import com.android.internal.util.HexDump;
import android.util.Log;
import android.view.WindowManager;
import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Random;
import com.android.internal.R;
final class SMSDispatcher extends Handler {
private static final String TAG = "GSM";
/** Default checking period for SMS sent without uesr permit */
private static final int DEFAULT_SMS_CHECK_PERIOD = 3600000;
/** Default number of SMS sent in checking period without uesr permit */
private static final int DEFAULT_SMS_MAX_COUNT = 100;
/** Default timeout for SMS sent query */
private static final int DEFAULT_SMS_TIMOUEOUT = 6000;
private static final String[] RAW_PROJECTION = new String[] {
"pdu",
"sequence",
};
static final int MAIL_SEND_SMS = 1;
static final int EVENT_NEW_SMS = 1;
static final int EVENT_SEND_SMS_COMPLETE = 2;
/** Retry sending a previously failed SMS message */
static final int EVENT_SEND_RETRY = 3;
/** Status report received */
static final int EVENT_NEW_SMS_STATUS_REPORT = 5;
/** SIM storage is full */
static final int EVENT_SIM_FULL = 6;
/** SMS confirm required */
static final int EVENT_POST_ALERT = 7;
/** Send the user confirmed SMS */
static final int EVENT_SEND_CONFIRMED_SMS = 8;
/** Alert is timeout */
static final int EVENT_ALERT_TIMEOUT = 9;
private final GSMPhone mPhone;
private final WapPushOverSms mWapPush;
private final Context mContext;
private final ContentResolver mResolver;
private final CommandsInterface mCm;
private final Uri mRawUri = Uri.withAppendedPath(Telephony.Sms.CONTENT_URI, "raw");
/** Maximum number of times to retry sending a failed SMS. */
private static final int MAX_SEND_RETRIES = 3;
/** Delay before next send attempt on a failed SMS, in milliseconds. */
private static final int SEND_RETRY_DELAY = 2000;
/** single part SMS */
private static final int SINGLE_PART_SMS = 1;
/**
* Message reference for a CONCATENATED_8_BIT_REFERENCE or
* CONCATENATED_16_BIT_REFERENCE message set. Should be
* incremented for each set of concatenated messages.
*/
private static int sConcatenatedRef;
private SmsCounter mCounter;
private SmsTracker mSTracker;
/** Wake lock to ensure device stays awake while dispatching the SMS intent. */
private PowerManager.WakeLock mWakeLock;
/**
* Hold the wake lock for 5 seconds, which should be enough time for
* any receiver(s) to grab its own wake lock.
*/
private final int WAKE_LOCK_TIMEOUT = 5000;
/**
* Implement the per-application based SMS control, which only allows
* a limit on the number of SMS/MMS messages an app can send in checking
* period.
*/
private class SmsCounter {
private int mCheckPeriod;
private int mMaxAllowed;
private HashMap<String, ArrayList<Long>> mSmsStamp;
/**
* Create SmsCounter
* @param mMax is the number of SMS allowed without user permit
* @param mPeriod is the checking period
*/
SmsCounter(int mMax, int mPeriod) {
mMaxAllowed = mMax;
mCheckPeriod = mPeriod;
mSmsStamp = new HashMap<String, ArrayList<Long>> ();
}
/**
* Check to see if an application allow to send new SMS messages
*
* @param appName is the application sending sms
* @param smsWaiting is the number of new sms wants to be sent
* @return true if application is allowed to send the requested number
* of new sms messages
*/
boolean check(String appName, int smsWaiting) {
if (!mSmsStamp.containsKey(appName)) {
mSmsStamp.put(appName, new ArrayList<Long>());
}
return isUnderLimit(mSmsStamp.get(appName), smsWaiting);
}
private boolean isUnderLimit(ArrayList<Long> sent, int smsWaiting) {
Long ct = System.currentTimeMillis();
Log.d(TAG, "SMS send size=" + sent.size() + "time=" + ct);
while (sent.size() > 0 && (ct - sent.get(0)) > mCheckPeriod ) {
sent.remove(0);
}
if ( (sent.size() + smsWaiting) <= mMaxAllowed) {
for (int i = 0; i < smsWaiting; i++ ) {
sent.add(ct);
}
return true;
}
return false;
}
}
SMSDispatcher(GSMPhone phone) {
mPhone = phone;
mWapPush = new WapPushOverSms(phone);
mContext = phone.getContext();
mResolver = mContext.getContentResolver();
mCm = phone.mCM;
mSTracker = null;
createWakelock();
int check_period = Settings.Gservices.getInt(mResolver,
Settings.Gservices.SMS_OUTGOING_CEHCK_INTERVAL_MS,
DEFAULT_SMS_CHECK_PERIOD);
int max_count = Settings.Gservices.getInt(mResolver,
Settings.Gservices.SMS_OUTGOING_CEHCK_MAX_COUNT,
DEFAULT_SMS_MAX_COUNT);
mCounter = new SmsCounter(max_count, check_period);
mCm.setOnNewSMS(this, EVENT_NEW_SMS, null);
mCm.setOnSmsStatus(this, EVENT_NEW_SMS_STATUS_REPORT, null);
mCm.setOnSimSmsFull(this, EVENT_SIM_FULL, null);
// Don't always start message ref at 0.
sConcatenatedRef = new Random().nextInt(256);
}
/* TODO: Need to figure out how to keep track of status report routing in a
* persistent manner. If the phone process restarts (reboot or crash),
* we will lose this list and any status reports that come in after
* will be dropped.
*/
/** Sent messages awaiting a delivery status report. */
private final ArrayList<SmsTracker> deliveryPendingList = new ArrayList<SmsTracker>();
/**
* Handles events coming from the phone stack. Overridden from handler.
*
* @param msg the message to handle
*/
@Override
public void handleMessage(Message msg) {
AsyncResult ar;
switch (msg.what) {
case EVENT_NEW_SMS:
// A new SMS has been received by the device
if (Config.LOGD) {
Log.d(TAG, "New SMS Message Received");
}
SmsMessage sms;
ar = (AsyncResult) msg.obj;
// FIXME unit test leaves cm == null. this should change
if (mCm != null) {
// FIXME only acknowledge on store
mCm.acknowledgeLastIncomingSMS(true, null);
}
if (ar.exception != null) {
Log.e(TAG, "Exception processing incoming SMS. Exception:" + ar.exception);
return;
}
sms = (SmsMessage) ar.result;
try {
dispatchMessage(sms);
} catch (RuntimeException ex) {
Log.e(TAG, "Exception processing incoming SMS. Exception:" + ex);
}
break;
case EVENT_SEND_SMS_COMPLETE:
// An outbound SMS has been sucessfully transferred, or failed.
handleSendComplete((AsyncResult) msg.obj);
break;
case EVENT_SEND_RETRY:
sendSms((SmsTracker) msg.obj);
break;
case EVENT_NEW_SMS_STATUS_REPORT:
handleStatusReport((AsyncResult)msg.obj);
break;
case EVENT_SIM_FULL:
handleSimFull();
break;
case EVENT_POST_ALERT:
handleReachSentLimit((SmsTracker)(msg.obj));
break;
case EVENT_ALERT_TIMEOUT:
((AlertDialog)(msg.obj)).dismiss();
msg.obj = null;
mSTracker = null;
break;
case EVENT_SEND_CONFIRMED_SMS:
if (mSTracker!=null) {
if (isMultipartTracker(mSTracker)) {
sendMultipartSms(mSTracker);
} else {
sendSms(mSTracker);
}
mSTracker = null;
}
break;
}
}
private void createWakelock() {
PowerManager pm = (PowerManager)mContext.getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "SMSDispatcher");
mWakeLock.setReferenceCounted(true);
}
private void sendBroadcast(Intent intent, String permission) {
// Hold a wake lock for WAKE_LOCK_TIMEOUT seconds, enough to give any
// receivers time to take their own wake locks.
mWakeLock.acquire(WAKE_LOCK_TIMEOUT);
mContext.sendBroadcast(intent, permission);
}
/**
* Called when SIM_FULL message is received from the RIL. Notifies interested
* parties that SIM storage for SMS messages is full.
*/
private void handleSimFull() {
// broadcast SIM_FULL intent
Intent intent = new Intent(Intents.SIM_FULL_ACTION);
sendBroadcast(intent, "android.permission.RECEIVE_SMS");
}
/**
* Called when a status report is received. This should correspond to
* a previously successful SEND.
*
* @param ar AsyncResult passed into the message handler. ar.result should
* be a String representing the status report PDU, as ASCII hex.
*/
private void handleStatusReport(AsyncResult ar) {
String pduString = (String) ar.result;
SmsMessage sms = SmsMessage.newFromCDS(pduString);
if (sms != null) {
int messageRef = sms.messageRef;
for (int i = 0, count = deliveryPendingList.size(); i < count; i++) {
SmsTracker tracker = deliveryPendingList.get(i);
if (tracker.mMessageRef == messageRef) {
// Found it. Remove from list and broadcast.
deliveryPendingList.remove(i);
PendingIntent intent = tracker.mDeliveryIntent;
Intent fillIn = new Intent();
fillIn.putExtra("pdu", SimUtils.hexStringToBytes(pduString));
try {
intent.send(mContext, Activity.RESULT_OK, fillIn);
} catch (CanceledException ex) {}
// Only expect to see one tracker matching this messageref
break;
}
}
}
if (mCm != null) {
mCm.acknowledgeLastIncomingSMS(true, null);
}
}
/**
* Called when SMS send completes. Broadcasts a sentIntent on success.
* On failure, either sets up retries or broadcasts a sentIntent with
* the failure in the result code.
*
* @param ar AsyncResult passed into the message handler. ar.result should
* an SmsResponse instance if send was successful. ar.userObj
* should be an SmsTracker instance.
*/
private void handleSendComplete(AsyncResult ar) {
SmsTracker tracker = (SmsTracker) ar.userObj;
PendingIntent sentIntent = tracker.mSentIntent;
if (ar.exception == null) {
if (Config.LOGD) {
Log.d(TAG, "SMS send complete. Broadcasting "
+ "intent: " + sentIntent);
}
if (tracker.mDeliveryIntent != null) {
// Expecting a status report. Add it to the list.
int messageRef = ((SmsResponse)ar.result).messageRef;
tracker.mMessageRef = messageRef;
deliveryPendingList.add(tracker);
}
if (sentIntent != null) {
try {
sentIntent.send(Activity.RESULT_OK);
} catch (CanceledException ex) {}
}
} else {
if (Config.LOGD) {
Log.d(TAG, "SMS send failed");
}
int ss = mPhone.getServiceState().getState();
if (ss != ServiceState.STATE_IN_SERVICE) {
handleNotInService(ss, tracker);
} else if ((((CommandException)(ar.exception)).getCommandError()
== CommandException.Error.SMS_FAIL_RETRY) &&
tracker.mRetryCount < MAX_SEND_RETRIES) {
// Retry after a delay if needed.
// TODO: According to TS 23.040, 9.2.3.6, we should resend
// with the same TP-MR as the failed message, and
// TP-RD set to 1. However, we don't have a means of
// knowing the MR for the failed message (EF_SMSstatus
// may or may not have the MR corresponding to this
// message, depending on the failure). Also, in some
// implementations this retry is handled by the baseband.
tracker.mRetryCount++;
Message retryMsg = obtainMessage(EVENT_SEND_RETRY, tracker);
sendMessageDelayed(retryMsg, SEND_RETRY_DELAY);
} else if (tracker.mSentIntent != null) {
// Done retrying; return an error to the app.
try {
tracker.mSentIntent.send(SmsManager.RESULT_ERROR_GENERIC_FAILURE);
} catch (CanceledException ex) {}
}
}
}
/**
* Handles outbound message when the phone is not in service.
*
* @param ss Current service state. Valid values are:
* OUT_OF_SERVICE
* EMERGENCY_ONLY
* POWER_OFF
* @param tracker An SmsTracker for the current message.
*/
private void handleNotInService(int ss, SmsTracker tracker) {
if (tracker.mSentIntent != null) {
try {
if (ss == ServiceState.STATE_POWER_OFF) {
tracker.mSentIntent.send(SmsManager.RESULT_ERROR_RADIO_OFF);
} else {
tracker.mSentIntent.send(SmsManager.RESULT_ERROR_NO_SERVICE);
}
} catch (CanceledException ex) {}
}
}
/**
* Dispatches an incoming SMS messages.
*
* @param sms the incoming message from the phone
*/
/* package */ void dispatchMessage(SmsMessage sms) {
// If sms is null, means there was a parsing error.
// TODO: Should NAK this.
if (sms == null) {
return;
}
boolean handled = false;
// Special case the message waiting indicator messages
if (sms.isMWISetMessage()) {
mPhone.updateMessageWaitingIndicator(true);
if (sms.isMwiDontStore()) {
handled = true;
}
if (Config.LOGD) {
Log.d(TAG,
"Received voice mail indicator set SMS shouldStore="
+ !handled);
}
} else if (sms.isMWIClearMessage()) {
mPhone.updateMessageWaitingIndicator(false);
if (sms.isMwiDontStore()) {
handled = true;
}
if (Config.LOGD) {
Log.d(TAG,
"Received voice mail indicator clear SMS shouldStore="
+ !handled);
}
}
if (handled) {
return;
}
// Parse the headers to see if this is partial, or port addressed
int referenceNumber = -1;
int count = 0;
int sequence = 0;
int destPort = -1;
SmsHeader header = sms.getUserDataHeader();
if (header != null) {
for (SmsHeader.Element element : header.getElements()) {
try {
switch (element.getID()) {
case SmsHeader.CONCATENATED_8_BIT_REFERENCE: {
byte[] data = element.getData();
referenceNumber = data[0] & 0xff;
count = data[1] & 0xff;
sequence = data[2] & 0xff;
// Per TS 23.040, 9.2.3.24.1: If the count is zero, sequence
// is zero, or sequence > count, ignore the entire element
if (count == 0 || sequence == 0 || sequence > count) {
referenceNumber = -1;
}
break;
}
case SmsHeader.CONCATENATED_16_BIT_REFERENCE: {
byte[] data = element.getData();
referenceNumber = (data[0] & 0xff) * 256 + (data[1] & 0xff);
count = data[2] & 0xff;
sequence = data[3] & 0xff;
// Per TS 23.040, 9.2.3.24.8: If the count is zero, sequence
// is zero, or sequence > count, ignore the entire element
if (count == 0 || sequence == 0 || sequence > count) {
referenceNumber = -1;
}
break;
}
case SmsHeader.APPLICATION_PORT_ADDRESSING_16_BIT: {
byte[] data = element.getData();
destPort = (data[0] & 0xff) << 8;
destPort |= (data[1] & 0xff);
break;
}
}
} catch (ArrayIndexOutOfBoundsException e) {
Log.e(TAG, "Bad element in header", e);
return; // TODO: NACK the message or something, don't just discard.
}
}
}
if (referenceNumber == -1) {
// notify everyone of the message if it isn't partial
byte[][] pdus = new byte[1][];
pdus[0] = sms.getPdu();
if (destPort != -1) {
if (destPort == SmsHeader.PORT_WAP_PUSH) {
mWapPush.dispatchWapPdu(sms.getUserData());
}
// The message was sent to a port, so concoct a URI for it
dispatchPortAddressedPdus(pdus, destPort);
} else {
// It's a normal message, dispatch it
dispatchPdus(pdus);
}
} else {
// Process the message part
processMessagePart(sms, referenceNumber, sequence, count, destPort);
}
}
/**
* If this is the last part send the parts out to the application, otherwise
* the part is stored for later processing.
*/
private void processMessagePart(SmsMessage sms, int referenceNumber,
int sequence, int count, int destinationPort) {
// Lookup all other related parts
StringBuilder where = new StringBuilder("reference_number =");
where.append(referenceNumber);
where.append(" AND address = ?");
String[] whereArgs = new String[] {sms.getOriginatingAddress()};
byte[][] pdus = null;
Cursor cursor = null;
try {
cursor = mResolver.query(mRawUri, RAW_PROJECTION, where.toString(), whereArgs, null);
int cursorCount = cursor.getCount();
if (cursorCount != count - 1) {
// We don't have all the parts yet, store this one away
ContentValues values = new ContentValues();
values.put("date", new Long(sms.getTimestampMillis()));
values.put("pdu", HexDump.toHexString(sms.getPdu()));
values.put("address", sms.getOriginatingAddress());
values.put("reference_number", referenceNumber);
values.put("count", count);
values.put("sequence", sequence);
if (destinationPort != -1) {
values.put("destination_port", destinationPort);
}
mResolver.insert(mRawUri, values);
return;
}
// All the parts are in place, deal with them
int pduColumn = cursor.getColumnIndex("pdu");
int sequenceColumn = cursor.getColumnIndex("sequence");
pdus = new byte[count][];
for (int i = 0; i < cursorCount; i++) {
cursor.moveToNext();
int cursorSequence = (int)cursor.getLong(sequenceColumn);
pdus[cursorSequence - 1] = HexDump.hexStringToByteArray(
cursor.getString(pduColumn));
}
// This one isn't in the DB, so add it
pdus[sequence - 1] = sms.getPdu();
// Remove the parts from the database
mResolver.delete(mRawUri, where.toString(), whereArgs);
} catch (SQLException e) {
Log.e(TAG, "Can't access multipart SMS database", e);
return; // TODO: NACK the message or something, don't just discard.
} finally {
if (cursor != null) cursor.close();
}
// Dispatch the PDUs to applications
switch (destinationPort) {
case SmsHeader.PORT_WAP_PUSH: {
// Build up the data stream
ByteArrayOutputStream output = new ByteArrayOutputStream();
for (int i = 0; i < count; i++) {
SmsMessage msg = SmsMessage.createFromPdu(pdus[i]);
byte[] data = msg.getUserData();
output.write(data, 0, data.length);
}
// Handle the PUSH
mWapPush.dispatchWapPdu(output.toByteArray());
break;
}
case -1:
// The messages were not sent to a port
dispatchPdus(pdus);
break;
default:
// The messages were sent to a port, so concoct a URI for it
dispatchPortAddressedPdus(pdus, destinationPort);
break;
}
}
/**
* Dispatches standard PDUs to interested applications
*
* @param pdus The raw PDUs making up the message
*/
private void dispatchPdus(byte[][] pdus) {
Intent intent = new Intent(Intents.SMS_RECEIVED_ACTION);
intent.putExtra("pdus", pdus);
sendBroadcast(intent, "android.permission.RECEIVE_SMS");
}
/**
* Dispatches port addressed PDUs to interested applications
*
* @param pdus The raw PDUs making up the message
* @param port The destination port of the messages
*/
private void dispatchPortAddressedPdus(byte[][] pdus, int port) {
Uri uri = Uri.parse("sms://localhost:" + port);
Intent intent = new Intent(Intents.DATA_SMS_RECEIVED_ACTION, uri);
intent.putExtra("pdus", pdus);
sendBroadcast(intent, "android.permission.RECEIVE_SMS");
}
/**
* Send a multi-part text based SMS.
*
* @param destinationAddress the address to send the message to
* @param scAddress is the service center address or null to use
* the current default SMSC
* @param parts an <code>ArrayList</code> of strings that, in order,
* comprise the original message
* @param sentIntents if not null, an <code>ArrayList</code> of
* <code>PendingIntent</code>s (one for each message part) that is
* broadcast when the corresponding message part has been sent.
* The result code will be <code>Activity.RESULT_OK<code> for success,
* or one of these errors:
* <code>RESULT_ERROR_GENERIC_FAILURE</code>
* <code>RESULT_ERROR_RADIO_OFF</code>
* <code>RESULT_ERROR_NULL_PDU</code>.
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applicaitons,
* which cause smaller number of SMS to be sent in checking period.
* @param deliveryIntents if not null, an <code>ArrayList</code> of
* <code>PendingIntent</code>s (one for each message part) that is
* broadcast when the corresponding message part has been delivered
* to the recipient. The raw pdu of the status report is in the
* extended data ("pdu").
*/
void sendMultipartText(String destinationAddress, String scAddress, ArrayList<String> parts,
ArrayList<PendingIntent> sentIntents, ArrayList<PendingIntent> deliveryIntents) {
PendingIntent sentIntent = null;
int ss = mPhone.getServiceState().getState();
if (ss == ServiceState.STATE_IN_SERVICE) {
// Only check SMS sending limit while in service
if (sentIntents != null && sentIntents.size() > 0) {
sentIntent = sentIntents.get(0);
}
String appName = getAppNameByIntent(sentIntent);
if ( !mCounter.check(appName, parts.size())) {
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("destination", destinationAddress);
map.put("scaddress", scAddress);
map.put("parts", parts);
map.put("sentIntents", sentIntents);
map.put("deliveryIntents", deliveryIntents);
SmsTracker multipartParameter = new SmsTracker(map, null, null);
sendMessage(obtainMessage(EVENT_POST_ALERT, multipartParameter));
return;
}
}
sendMultipartTextWithPermit(destinationAddress,
scAddress, parts, sentIntents, deliveryIntents);
}
/**
* Send a multi-part text based SMS which already passed SMS control check.
*
* It is the working function for sendMultipartText().
*
* @param destinationAddress the address to send the message to
* @param scAddress is the service center address or null to use
* the current default SMSC
* @param parts an <code>ArrayList</code> of strings that, in order,
* comprise the original message
* @param sentIntents if not null, an <code>ArrayList</code> of
* <code>PendingIntent</code>s (one for each message part) that is
* broadcast when the corresponding message part has been sent.
* The result code will be <code>Activity.RESULT_OK<code> for success,
* or one of these errors:
* <code>RESULT_ERROR_GENERIC_FAILURE</code>
* <code>RESULT_ERROR_RADIO_OFF</code>
* <code>RESULT_ERROR_NULL_PDU</code>.
* @param deliveryIntents if not null, an <code>ArrayList</code> of
* <code>PendingIntent</code>s (one for each message part) that is
* broadcast when the corresponding message part has been delivered
* to the recipient. The raw pdu of the status report is in the
* extended data ("pdu").
*/
private void sendMultipartTextWithPermit(String destinationAddress,
String scAddress, ArrayList<String> parts,
ArrayList<PendingIntent> sentIntents,
ArrayList<PendingIntent> deliveryIntents) {
PendingIntent sentIntent = null;
PendingIntent deliveryIntent = null;
// check if in service
int ss = mPhone.getServiceState().getState();
if (ss != ServiceState.STATE_IN_SERVICE) {
for (int i = 0, count = parts.size(); i < count; i++) {
if (sentIntents != null && sentIntents.size() > i) {
sentIntent = sentIntents.get(i);
}
SmsTracker tracker = new SmsTracker(null, sentIntent, null);
handleNotInService(ss, tracker);
}
return;
}
int ref = ++sConcatenatedRef & 0xff;
for (int i = 0, count = parts.size(); i < count; i++) {
// build SmsHeader
byte[] data = new byte[3];
data[0] = (byte) ref; // reference #, unique per message
data[1] = (byte) count; // total part count
data[2] = (byte) (i + 1); // 1-based sequence
SmsHeader header = new SmsHeader();
header.add(new SmsHeader.Element(SmsHeader.CONCATENATED_8_BIT_REFERENCE, data));
if (sentIntents != null && sentIntents.size() > i) {
sentIntent = sentIntents.get(i);
}
if (deliveryIntents != null && deliveryIntents.size() > i) {
deliveryIntent = deliveryIntents.get(i);
}
SmsMessage.SubmitPdu pdus = SmsMessage.getSubmitPdu(scAddress, destinationAddress,
parts.get(i), deliveryIntent != null, header.toByteArray());
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("smsc", pdus.encodedScAddress);
map.put("pdu", pdus.encodedMessage);
SmsTracker tracker = new SmsTracker(map, sentIntent,
deliveryIntent);
sendSms(tracker);
}
}
/**
* Send a SMS
*
* @param smsc the SMSC to send the message through, or NULL for the
* defatult SMSC
* @param pdu the raw PDU to send
* @param sentIntent if not NULL this <code>Intent</code> is
* broadcast when the message is sucessfully sent, or failed.
* The result code will be <code>Activity.RESULT_OK<code> for success,
* or one of these errors:
* <code>RESULT_ERROR_GENERIC_FAILURE</code>
* <code>RESULT_ERROR_RADIO_OFF</code>
* <code>RESULT_ERROR_NULL_PDU</code>.
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applicaitons,
* which cause smaller number of SMS to be sent in checking period.
* @param deliveryIntent if not NULL this <code>Intent</code> is
* broadcast when the message is delivered to the recipient. The
* raw pdu of the status report is in the extended data ("pdu").
*/
void sendRawPdu(byte[] smsc, byte[] pdu, PendingIntent sentIntent,
PendingIntent deliveryIntent) {
if (pdu == null) {
if (sentIntent != null) {
try {
sentIntent.send(SmsManager.RESULT_ERROR_NULL_PDU);
} catch (CanceledException ex) {}
}
return;
}
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("smsc", smsc);
map.put("pdu", pdu);
SmsTracker tracker = new SmsTracker(map, sentIntent,
deliveryIntent);
int ss = mPhone.getServiceState().getState();
if (ss != ServiceState.STATE_IN_SERVICE) {
handleNotInService(ss, tracker);
} else {
String appName = getAppNameByIntent(sentIntent);
if (mCounter.check(appName, SINGLE_PART_SMS)) {
sendSms(tracker);
} else {
sendMessage(obtainMessage(EVENT_POST_ALERT, tracker));
}
}
}
/**
* Post an alert while SMS needs user confirm.
*
* An SmsTracker for the current message.
*/
private void handleReachSentLimit(SmsTracker tracker) {
Resources r = Resources.getSystem();
String appName = getAppNameByIntent(tracker.mSentIntent);
AlertDialog d = new AlertDialog.Builder(mContext)
.setTitle(r.getString(R.string.sms_control_title))
.setMessage(appName + " " + r.getString(R.string.sms_control_message))
.setPositiveButton(r.getString(R.string.sms_control_yes), mListener)
.setNegativeButton(r.getString(R.string.sms_control_no), null)
.create();
d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
d.show();
mSTracker = tracker;
sendMessageDelayed ( obtainMessage(EVENT_ALERT_TIMEOUT, d),
DEFAULT_SMS_TIMOUEOUT);
}
private String getAppNameByIntent(PendingIntent intent) {
Resources r = Resources.getSystem();
return (intent != null) ? intent.getTargetPackage()
: r.getString(R.string.sms_control_default_app_name);
}
/**
* Send the message along to the radio.
*
* @param tracker holds the SMS message to send
*/
private void sendSms(SmsTracker tracker) {
HashMap map = tracker.mData;
byte smsc[] = (byte[]) map.get("smsc");
byte pdu[] = (byte[]) map.get("pdu");
Message reply = obtainMessage(EVENT_SEND_SMS_COMPLETE, tracker);
mCm.sendSMS(SimUtils.bytesToHexString(smsc),
SimUtils.bytesToHexString(pdu), reply);
}
/**
* Send the multi-part SMS based on multipart Sms tracker
*
* @param tracker holds the multipart Sms tracker ready to be sent
*/
private void sendMultipartSms (SmsTracker tracker) {
ArrayList<String> parts;
ArrayList<PendingIntent> sentIntents;
ArrayList<PendingIntent> deliveryIntents;
HashMap map = tracker.mData;
String destinationAddress = (String) map.get("destination");
String scAddress = (String) map.get("scaddress");
parts = (ArrayList<String>) map.get("parts");
sentIntents = (ArrayList<PendingIntent>) map.get("sentIntents");
deliveryIntents = (ArrayList<PendingIntent>) map.get("deliveryIntents");
sendMultipartTextWithPermit(destinationAddress,
scAddress, parts, sentIntents, deliveryIntents);
}
/**
* Check if a SmsTracker holds multi-part Sms
*
* @param tracker a SmsTracker could hold a multi-part Sms
* @return true for tracker holds Multi-parts Sms
*/
private boolean isMultipartTracker (SmsTracker tracker) {
HashMap map = tracker.mData;
return ( map.get("parts") != null);
}
/**
* Keeps track of an SMS that has been sent to the RIL, until it it has
* successfully been sent, or we're done trying.
*
*/
static class SmsTracker {
HashMap mData;
int mRetryCount;
int mMessageRef;
PendingIntent mSentIntent;
PendingIntent mDeliveryIntent;
SmsTracker(HashMap data, PendingIntent sentIntent,
PendingIntent deliveryIntent) {
mData = data;
mSentIntent = sentIntent;
mDeliveryIntent = deliveryIntent;
mRetryCount = 0;
}
}
private DialogInterface.OnClickListener mListener =
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
if (which == DialogInterface.BUTTON_POSITIVE) {
Log.d(TAG, "click YES to send out sms");
sendMessage(obtainMessage(EVENT_SEND_CONFIRMED_SMS));
}
}
};
}