/*
* 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;
import android.annotation.Nullable;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.PendingIntent;
import android.app.PendingIntent.CanceledException;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.database.ContentObserver;
import android.database.sqlite.SqliteWrapper;
import android.net.Uri;
import android.os.AsyncResult;
import android.os.Binder;
import android.os.Handler;
import android.os.Message;
import android.os.Process;
import android.os.RemoteException;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.provider.Settings;
import android.provider.Telephony;
import android.provider.Telephony.Sms;
import android.service.carrier.CarrierMessagingService;
import android.service.carrier.ICarrierMessagingCallback;
import android.service.carrier.ICarrierMessagingService;
import android.telephony.CarrierMessagingServiceManager;
import android.telephony.PhoneNumberUtils;
import android.telephony.Rlog;
import android.telephony.ServiceState;
import android.telephony.TelephonyManager;
import android.text.Html;
import android.text.Spanned;
import android.text.TextUtils;
import android.util.EventLog;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.TextView;
import com.android.internal.R;
import com.android.internal.telephony.GsmAlphabet.TextEncodingDetails;
import com.android.internal.telephony.uicc.UiccCard;
import com.android.internal.telephony.uicc.UiccController;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Random;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import static android.telephony.SmsManager.RESULT_ERROR_FDN_CHECK_FAILURE;
import static android.telephony.SmsManager.RESULT_ERROR_GENERIC_FAILURE;
import static android.telephony.SmsManager.RESULT_ERROR_LIMIT_EXCEEDED;
import static android.telephony.SmsManager.RESULT_ERROR_NO_SERVICE;
import static android.telephony.SmsManager.RESULT_ERROR_NULL_PDU;
import static android.telephony.SmsManager.RESULT_ERROR_RADIO_OFF;
public abstract class SMSDispatcher extends Handler {
static final String TAG = "SMSDispatcher"; // accessed from inner class
static final boolean DBG = false;
private static final String SEND_NEXT_MSG_EXTRA = "SendNextMsg";
/** Permission required to send SMS to short codes without user confirmation. */
private static final String SEND_RESPOND_VIA_MESSAGE_PERMISSION =
"android.permission.SEND_RESPOND_VIA_MESSAGE";
private static final int PREMIUM_RULE_USE_SIM = 1;
private static final int PREMIUM_RULE_USE_NETWORK = 2;
private static final int PREMIUM_RULE_USE_BOTH = 3;
private final AtomicInteger mPremiumSmsRule = new AtomicInteger(PREMIUM_RULE_USE_SIM);
private final SettingsObserver mSettingsObserver;
/** SMS send complete. */
protected static final int EVENT_SEND_SMS_COMPLETE = 2;
/** Retry sending a previously failed SMS message */
private static final int EVENT_SEND_RETRY = 3;
/** Confirmation required for sending a large number of messages. */
private static final int EVENT_SEND_LIMIT_REACHED_CONFIRMATION = 4;
/** Send the user confirmed SMS */
static final int EVENT_SEND_CONFIRMED_SMS = 5; // accessed from inner class
/** Don't send SMS (user did not confirm). */
static final int EVENT_STOP_SENDING = 7; // accessed from inner class
/** Confirmation required for third-party apps sending to an SMS short code. */
private static final int EVENT_CONFIRM_SEND_TO_POSSIBLE_PREMIUM_SHORT_CODE = 8;
/** Confirmation required for third-party apps sending to an SMS short code. */
private static final int EVENT_CONFIRM_SEND_TO_PREMIUM_SHORT_CODE = 9;
/** Handle status report from {@code CdmaInboundSmsHandler}. */
protected static final int EVENT_HANDLE_STATUS_REPORT = 10;
/** Radio is ON */
protected static final int EVENT_RADIO_ON = 11;
/** IMS registration/SMS format changed */
protected static final int EVENT_IMS_STATE_CHANGED = 12;
/** Callback from RIL_REQUEST_IMS_REGISTRATION_STATE */
protected static final int EVENT_IMS_STATE_DONE = 13;
// other
protected static final int EVENT_NEW_ICC_SMS = 14;
protected static final int EVENT_ICC_CHANGED = 15;
protected PhoneBase mPhone;
protected final Context mContext;
protected final ContentResolver mResolver;
protected final CommandsInterface mCi;
protected final TelephonyManager mTelephonyManager;
/** 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 sending queue limit */
private static final int MO_MSG_QUEUE_LIMIT = 5;
/**
* Message reference for a CONCATENATED_8_BIT_REFERENCE or
* CONCATENATED_16_BIT_REFERENCE message set. Should be
* incremented for each set of concatenated messages.
* Static field shared by all dispatcher objects.
*/
private static int sConcatenatedRef = new Random().nextInt(256);
/** Outgoing message counter. Shared by all dispatchers. */
private SmsUsageMonitor mUsageMonitor;
private ImsSMSDispatcher mImsSMSDispatcher;
/** Number of outgoing SmsTrackers waiting for user confirmation. */
private int mPendingTrackerCount;
/* Flags indicating whether the current device allows sms service */
protected boolean mSmsCapable = true;
protected boolean mSmsSendDisabled;
protected static int getNextConcatenatedRef() {
sConcatenatedRef += 1;
return sConcatenatedRef;
}
/**
* Create a new SMS dispatcher.
* @param phone the Phone to use
* @param usageMonitor the SmsUsageMonitor to use
*/
protected SMSDispatcher(PhoneBase phone, SmsUsageMonitor usageMonitor,
ImsSMSDispatcher imsSMSDispatcher) {
mPhone = phone;
mImsSMSDispatcher = imsSMSDispatcher;
mContext = phone.getContext();
mResolver = mContext.getContentResolver();
mCi = phone.mCi;
mUsageMonitor = usageMonitor;
mTelephonyManager = (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
mSettingsObserver = new SettingsObserver(this, mPremiumSmsRule, mContext);
mContext.getContentResolver().registerContentObserver(Settings.Global.getUriFor(
Settings.Global.SMS_SHORT_CODE_RULE), false, mSettingsObserver);
mSmsCapable = mContext.getResources().getBoolean(
com.android.internal.R.bool.config_sms_capable);
mSmsSendDisabled = !mTelephonyManager.getSmsSendCapableForPhone(
mPhone.getPhoneId(), mSmsCapable);
Rlog.d(TAG, "SMSDispatcher: ctor mSmsCapable=" + mSmsCapable + " format=" + getFormat()
+ " mSmsSendDisabled=" + mSmsSendDisabled);
}
/**
* Observe the secure setting for updated premium sms determination rules
*/
private static class SettingsObserver extends ContentObserver {
private final AtomicInteger mPremiumSmsRule;
private final Context mContext;
SettingsObserver(Handler handler, AtomicInteger premiumSmsRule, Context context) {
super(handler);
mPremiumSmsRule = premiumSmsRule;
mContext = context;
onChange(false); // load initial value;
}
@Override
public void onChange(boolean selfChange) {
mPremiumSmsRule.set(Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.SMS_SHORT_CODE_RULE, PREMIUM_RULE_USE_SIM));
}
}
protected void updatePhoneObject(PhoneBase phone) {
mPhone = phone;
mUsageMonitor = phone.mSmsUsageMonitor;
Rlog.d(TAG, "Active phone changed to " + mPhone.getPhoneName() );
}
/** Unregister for incoming SMS events. */
public void dispose() {
mContext.getContentResolver().unregisterContentObserver(mSettingsObserver);
}
/**
* The format of the message PDU in the associated broadcast intent.
* This will be either "3gpp" for GSM/UMTS/LTE messages in 3GPP format
* or "3gpp2" for CDMA/LTE messages in 3GPP2 format.
*
* Note: All applications which handle incoming SMS messages by processing the
* SMS_RECEIVED_ACTION broadcast intent MUST pass the "format" extra from the intent
* into the new methods in {@link android.telephony.SmsMessage} which take an
* extra format parameter. This is required in order to correctly decode the PDU on
* devices which require support for both 3GPP and 3GPP2 formats at the same time,
* such as CDMA/LTE devices and GSM/CDMA world phones.
*
* @return the format of the message PDU
*/
protected abstract String getFormat();
/**
* Pass the Message object to subclass to handle. Currently used to pass CDMA status reports
* from {@link com.android.internal.telephony.cdma.CdmaInboundSmsHandler}.
* @param o the SmsMessage containing the status report
*/
protected void handleStatusReport(Object o) {
Rlog.d(TAG, "handleStatusReport() called with no subclass.");
}
/* 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. */
protected 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) {
switch (msg.what) {
case EVENT_SEND_SMS_COMPLETE:
// An outbound SMS has been successfully transferred, or failed.
handleSendComplete((AsyncResult) msg.obj);
break;
case EVENT_SEND_RETRY:
Rlog.d(TAG, "SMS retry..");
sendRetrySms((SmsTracker) msg.obj);
break;
case EVENT_SEND_LIMIT_REACHED_CONFIRMATION:
handleReachSentLimit((SmsTracker)(msg.obj));
break;
case EVENT_CONFIRM_SEND_TO_POSSIBLE_PREMIUM_SHORT_CODE:
handleConfirmShortCode(false, (SmsTracker)(msg.obj));
break;
case EVENT_CONFIRM_SEND_TO_PREMIUM_SHORT_CODE:
handleConfirmShortCode(true, (SmsTracker)(msg.obj));
break;
case EVENT_SEND_CONFIRMED_SMS:
{
SmsTracker tracker = (SmsTracker) msg.obj;
if (tracker.isMultipart()) {
sendMultipartSms(tracker);
} else {
if (mPendingTrackerCount > 1) {
tracker.mExpectMore = true;
} else {
tracker.mExpectMore = false;
}
sendSms(tracker);
}
mPendingTrackerCount--;
break;
}
case EVENT_STOP_SENDING:
{
SmsTracker tracker = (SmsTracker) msg.obj;
tracker.onFailed(mContext, RESULT_ERROR_LIMIT_EXCEEDED, 0/*errorCode*/);
mPendingTrackerCount--;
break;
}
case EVENT_HANDLE_STATUS_REPORT:
handleStatusReport(msg.obj);
break;
default:
Rlog.e(TAG, "handleMessage() ignoring message of unexpected type " + msg.what);
}
}
/**
* Use the carrier messaging service to send a data or text SMS.
*/
protected abstract class SmsSender extends CarrierMessagingServiceManager {
protected final SmsTracker mTracker;
// Initialized in sendSmsByCarrierApp
protected volatile SmsSenderCallback mSenderCallback;
protected SmsSender(SmsTracker tracker) {
mTracker = tracker;
}
public void sendSmsByCarrierApp(String carrierPackageName,
SmsSenderCallback senderCallback) {
mSenderCallback = senderCallback;
if (!bindToCarrierMessagingService(mContext, carrierPackageName)) {
Rlog.e(TAG, "bindService() for carrier messaging service failed");
mSenderCallback.onSendSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
0 /* messageRef */);
} else {
Rlog.d(TAG, "bindService() for carrier messaging service succeeded");
}
}
}
private static int getSendSmsFlag(@Nullable PendingIntent deliveryIntent) {
if (deliveryIntent == null) {
return 0;
}
return CarrierMessagingService.SEND_FLAG_REQUEST_DELIVERY_STATUS;
}
/**
* Use the carrier messaging service to send a text SMS.
*/
protected final class TextSmsSender extends SmsSender {
public TextSmsSender(SmsTracker tracker) {
super(tracker);
}
@Override
protected void onServiceReady(ICarrierMessagingService carrierMessagingService) {
HashMap<String, Object> map = mTracker.mData;
String text = (String) map.get("text");
if (text != null) {
try {
carrierMessagingService.sendTextSms(text, getSubId(),
mTracker.mDestAddress, getSendSmsFlag(mTracker.mDeliveryIntent),
mSenderCallback);
} catch (RemoteException e) {
Rlog.e(TAG, "Exception sending the SMS: " + e);
mSenderCallback.onSendSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
0 /* messageRef */);
}
} else {
mSenderCallback.onSendSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
0 /* messageRef */);
}
}
}
/**
* Use the carrier messaging service to send a data SMS.
*/
protected final class DataSmsSender extends SmsSender {
public DataSmsSender(SmsTracker tracker) {
super(tracker);
}
@Override
protected void onServiceReady(ICarrierMessagingService carrierMessagingService) {
HashMap<String, Object> map = mTracker.mData;
byte[] data = (byte[]) map.get("data");
int destPort = (int) map.get("destPort");
if (data != null) {
try {
carrierMessagingService.sendDataSms(data, getSubId(),
mTracker.mDestAddress, destPort,
getSendSmsFlag(mTracker.mDeliveryIntent), mSenderCallback);
} catch (RemoteException e) {
Rlog.e(TAG, "Exception sending the SMS: " + e);
mSenderCallback.onSendSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
0 /* messageRef */);
}
} else {
mSenderCallback.onSendSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
0 /* messageRef */);
}
}
}
/**
* Callback for TextSmsSender and DataSmsSender from the carrier messaging service.
* Once the result is ready, the carrier messaging service connection is disposed.
*/
protected final class SmsSenderCallback extends ICarrierMessagingCallback.Stub {
private final SmsSender mSmsSender;
public SmsSenderCallback(SmsSender smsSender) {
mSmsSender = smsSender;
}
/**
* This method should be called only once.
*/
@Override
public void onSendSmsComplete(int result, int messageRef) {
checkCallerIsPhoneOrCarrierApp();
final long identity = Binder.clearCallingIdentity();
try {
mSmsSender.disposeConnection(mContext);
processSendSmsResponse(mSmsSender.mTracker, result, messageRef);
} finally {
Binder.restoreCallingIdentity(identity);
}
}
@Override
public void onSendMultipartSmsComplete(int result, int[] messageRefs) {
Rlog.e(TAG, "Unexpected onSendMultipartSmsComplete call with result: " + result);
}
@Override
public void onFilterComplete(boolean keepMessage) {
Rlog.e(TAG, "Unexpected onFilterComplete call with result: " + keepMessage);
}
@Override
public void onSendMmsComplete(int result, byte[] sendConfPdu) {
Rlog.e(TAG, "Unexpected onSendMmsComplete call with result: " + result);
}
@Override
public void onDownloadMmsComplete(int result) {
Rlog.e(TAG, "Unexpected onDownloadMmsComplete call with result: " + result);
}
}
private void processSendSmsResponse(SmsTracker tracker, int result, int messageRef) {
if (tracker == null) {
Rlog.e(TAG, "processSendSmsResponse: null tracker");
return;
}
SmsResponse smsResponse = new SmsResponse(
messageRef, null /* ackPdu */, -1 /* unknown error code */);
switch (result) {
case CarrierMessagingService.SEND_STATUS_OK:
Rlog.d(TAG, "Sending SMS by IP succeeded.");
sendMessage(obtainMessage(EVENT_SEND_SMS_COMPLETE,
new AsyncResult(tracker,
smsResponse,
null /* exception*/ )));
break;
case CarrierMessagingService.SEND_STATUS_ERROR:
Rlog.d(TAG, "Sending SMS by IP failed.");
sendMessage(obtainMessage(EVENT_SEND_SMS_COMPLETE,
new AsyncResult(tracker, smsResponse,
new CommandException(CommandException.Error.GENERIC_FAILURE))));
break;
case CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK:
Rlog.d(TAG, "Sending SMS by IP failed. Retry on carrier network.");
sendSubmitPdu(tracker);
break;
default:
Rlog.d(TAG, "Unknown result " + result + " Retry on carrier network.");
sendSubmitPdu(tracker);
}
}
/**
* Use the carrier messaging service to send a multipart text SMS.
*/
private final class MultipartSmsSender extends CarrierMessagingServiceManager {
private final List<String> mParts;
public final SmsTracker[] mTrackers;
// Initialized in sendSmsByCarrierApp
private volatile MultipartSmsSenderCallback mSenderCallback;
MultipartSmsSender(ArrayList<String> parts, SmsTracker[] trackers) {
mParts = parts;
mTrackers = trackers;
}
void sendSmsByCarrierApp(String carrierPackageName,
MultipartSmsSenderCallback senderCallback) {
mSenderCallback = senderCallback;
if (!bindToCarrierMessagingService(mContext, carrierPackageName)) {
Rlog.e(TAG, "bindService() for carrier messaging service failed");
mSenderCallback.onSendMultipartSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
null /* smsResponse */);
} else {
Rlog.d(TAG, "bindService() for carrier messaging service succeeded");
}
}
@Override
protected void onServiceReady(ICarrierMessagingService carrierMessagingService) {
try {
carrierMessagingService.sendMultipartTextSms(
mParts, getSubId(), mTrackers[0].mDestAddress,
getSendSmsFlag(mTrackers[0].mDeliveryIntent), mSenderCallback);
} catch (RemoteException e) {
Rlog.e(TAG, "Exception sending the SMS: " + e);
mSenderCallback.onSendMultipartSmsComplete(
CarrierMessagingService.SEND_STATUS_RETRY_ON_CARRIER_NETWORK,
null /* smsResponse */);
}
}
}
/**
* Callback for MultipartSmsSender from the carrier messaging service.
* Once the result is ready, the carrier messaging service connection is disposed.
*/
private final class MultipartSmsSenderCallback extends ICarrierMessagingCallback.Stub {
private final MultipartSmsSender mSmsSender;
MultipartSmsSenderCallback(MultipartSmsSender smsSender) {
mSmsSender = smsSender;
}
@Override
public void onSendSmsComplete(int result, int messageRef) {
Rlog.e(TAG, "Unexpected onSendSmsComplete call with result: " + result);
}
/**
* This method should be called only once.
*/
@Override
public void onSendMultipartSmsComplete(int result, int[] messageRefs) {
mSmsSender.disposeConnection(mContext);
if (mSmsSender.mTrackers == null) {
Rlog.e(TAG, "Unexpected onSendMultipartSmsComplete call with null trackers.");
return;
}
checkCallerIsPhoneOrCarrierApp();
final long identity = Binder.clearCallingIdentity();
try {
for (int i = 0; i < mSmsSender.mTrackers.length; i++) {
int messageRef = 0;
if (messageRefs != null && messageRefs.length > i) {
messageRef = messageRefs[i];
}
processSendSmsResponse(mSmsSender.mTrackers[i], result, messageRef);
}
} finally {
Binder.restoreCallingIdentity(identity);
}
}
@Override
public void onFilterComplete(boolean keepMessage) {
Rlog.e(TAG, "Unexpected onFilterComplete call with result: " + keepMessage);
}
@Override
public void onSendMmsComplete(int result, byte[] sendConfPdu) {
Rlog.e(TAG, "Unexpected onSendMmsComplete call with result: " + result);
}
@Override
public void onDownloadMmsComplete(int result) {
Rlog.e(TAG, "Unexpected onDownloadMmsComplete call with result: " + result);
}
}
/**
* Send an SMS PDU. Usually just calls {@link sendRawPdu}.
*/
protected abstract void sendSubmitPdu(SmsTracker tracker);
/**
* 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.
*/
protected void handleSendComplete(AsyncResult ar) {
SmsTracker tracker = (SmsTracker) ar.userObj;
PendingIntent sentIntent = tracker.mSentIntent;
if (ar.result != null) {
tracker.mMessageRef = ((SmsResponse)ar.result).mMessageRef;
} else {
Rlog.d(TAG, "SmsResponse was null");
}
if (ar.exception == null) {
if (DBG) Rlog.d(TAG, "SMS send complete. Broadcasting intent: " + sentIntent);
if (tracker.mDeliveryIntent != null) {
// Expecting a status report. Add it to the list.
deliveryPendingList.add(tracker);
}
tracker.onSent(mContext);
} else {
if (DBG) Rlog.d(TAG, "SMS send failed");
int ss = mPhone.getServiceState().getState();
if ( tracker.mImsRetry > 0 && ss != ServiceState.STATE_IN_SERVICE) {
// This is retry after failure over IMS but voice is not available.
// Set retry to max allowed, so no retry is sent and
// cause RESULT_ERROR_GENERIC_FAILURE to be returned to app.
tracker.mRetryCount = MAX_SEND_RETRIES;
Rlog.d(TAG, "handleSendComplete: Skipping retry: "
+" isIms()="+isIms()
+" mRetryCount="+tracker.mRetryCount
+" mImsRetry="+tracker.mImsRetry
+" mMessageRef="+tracker.mMessageRef
+" SS= "+mPhone.getServiceState().getState());
}
// if sms over IMS is not supported on data and voice is not available...
if (!isIms() && ss != ServiceState.STATE_IN_SERVICE) {
tracker.onFailed(mContext, getNotInServiceError(ss), 0/*errorCode*/);
} 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 {
int errorCode = 0;
if (ar.result != null) {
errorCode = ((SmsResponse)ar.result).mErrorCode;
}
int error = RESULT_ERROR_GENERIC_FAILURE;
if (((CommandException)(ar.exception)).getCommandError()
== CommandException.Error.FDN_CHECK_FAILURE) {
error = RESULT_ERROR_FDN_CHECK_FAILURE;
}
tracker.onFailed(mContext, error, errorCode);
}
}
}
/**
* 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 sentIntent the PendingIntent to send the error to
*/
protected static void handleNotInService(int ss, PendingIntent sentIntent) {
if (sentIntent != null) {
try {
if (ss == ServiceState.STATE_POWER_OFF) {
sentIntent.send(RESULT_ERROR_RADIO_OFF);
} else {
sentIntent.send(RESULT_ERROR_NO_SERVICE);
}
} catch (CanceledException ex) {}
}
}
/**
* @param ss service state
* @return The result error based on input service state for not in service error
*/
protected static int getNotInServiceError(int ss) {
if (ss == ServiceState.STATE_POWER_OFF) {
return RESULT_ERROR_RADIO_OFF;
}
return RESULT_ERROR_NO_SERVICE;
}
/**
* Send a data based SMS to a specific application port.
*
* @param destAddr the address to send the message to
* @param scAddr is the service center address or null to use
* the current default SMSC
* @param destPort the port to deliver the message to
* @param data the body of the message to send
* @param sentIntent if not NULL this <code>PendingIntent</code> is
* broadcast when the message is successfully sent, or failed.
* The result code will be <code>Activity.RESULT_OK<code> for success,
* or one of these errors:<br>
* <code>RESULT_ERROR_GENERIC_FAILURE</code><br>
* <code>RESULT_ERROR_RADIO_OFF</code><br>
* <code>RESULT_ERROR_NULL_PDU</code><br>
* <code>RESULT_ERROR_NO_SERVICE</code><br>.
* For <code>RESULT_ERROR_GENERIC_FAILURE</code> the sentIntent may include
* the extra "errorCode" containing a radio technology specific value,
* generally only useful for troubleshooting.<br>
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applications,
* which cause smaller number of SMS to be sent in checking period.
* @param deliveryIntent if not NULL this <code>PendingIntent</code> is
* broadcast when the message is delivered to the recipient. The
* raw pdu of the status report is in the extended data ("pdu").
*/
protected abstract void sendData(String destAddr, String scAddr, int destPort,
byte[] data, PendingIntent sentIntent, PendingIntent deliveryIntent);
/**
* Send a text based SMS.
* @param destAddr the address to send the message to
* @param scAddr is the service center address or null to use
* the current default SMSC
* @param text the body of the message to send
* @param sentIntent if not NULL this <code>PendingIntent</code> is
* broadcast when the message is successfully sent, or failed.
* The result code will be <code>Activity.RESULT_OK<code> for success,
* or one of these errors:<br>
* <code>RESULT_ERROR_GENERIC_FAILURE</code><br>
* <code>RESULT_ERROR_RADIO_OFF</code><br>
* <code>RESULT_ERROR_NULL_PDU</code><br>
* <code>RESULT_ERROR_NO_SERVICE</code><br>.
* For <code>RESULT_ERROR_GENERIC_FAILURE</code> the sentIntent may include
* the extra "errorCode" containing a radio technology specific value,
* generally only useful for troubleshooting.<br>
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applications,
* which cause smaller number of SMS to be sent in checking period.
* @param deliveryIntent if not NULL this <code>PendingIntent</code> is
* broadcast when the message is delivered to the recipient. The
* @param messageUri optional URI of the message if it is already stored in the system
* @param callingPkg the calling package name
* @param persistMessage whether to save the sent message into SMS DB for a
* non-default SMS app.
*/
protected abstract void sendText(String destAddr, String scAddr, String text,
PendingIntent sentIntent, PendingIntent deliveryIntent, Uri messageUri,
String callingPkg, boolean persistMessage);
/**
* Inject an SMS PDU into the android platform.
*
* @param pdu is the byte array of pdu to be injected into android telephony layer
* @param format is the format of SMS pdu (3gpp or 3gpp2)
* @param receivedIntent if not NULL this <code>PendingIntent</code> is
* broadcast when the message is successfully received by the
* android telephony layer. This intent is broadcasted at
* the same time an SMS received from radio is responded back.
*/
protected abstract void injectSmsPdu(byte[] pdu, String format, PendingIntent receivedIntent);
/**
* Calculate the number of septets needed to encode the message. This function should only be
* called for individual segments of multipart message.
*
* @param messageBody the message to encode
* @param use7bitOnly ignore (but still count) illegal characters if true
* @return TextEncodingDetails
*/
protected abstract TextEncodingDetails calculateLength(CharSequence messageBody,
boolean use7bitOnly);
/**
* Send a multi-part text based SMS.
* @param destAddr the address to send the message to
* @param scAddr 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>
* <code>RESULT_ERROR_NO_SERVICE</code>.
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applications,
* 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
* @param messageUri optional URI of the message if it is already stored in the system
* @param callingPkg the calling package name
* @param persistMessage whether to save the sent message into SMS DB for a
* non-default SMS app.
*/
protected void sendMultipartText(String destAddr, String scAddr,
ArrayList<String> parts, ArrayList<PendingIntent> sentIntents,
ArrayList<PendingIntent> deliveryIntents, Uri messageUri, String callingPkg,
boolean persistMessage) {
final String fullMessageText = getMultipartMessageText(parts);
int refNumber = getNextConcatenatedRef() & 0x00FF;
int msgCount = parts.size();
int encoding = SmsConstants.ENCODING_UNKNOWN;
TextEncodingDetails[] encodingForParts = new TextEncodingDetails[msgCount];
for (int i = 0; i < msgCount; i++) {
TextEncodingDetails details = calculateLength(parts.get(i), false);
if (encoding != details.codeUnitSize
&& (encoding == SmsConstants.ENCODING_UNKNOWN
|| encoding == SmsConstants.ENCODING_7BIT)) {
encoding = details.codeUnitSize;
}
encodingForParts[i] = details;
}
SmsTracker[] trackers = new SmsTracker[msgCount];
// States to track at the message level (for all parts)
final AtomicInteger unsentPartCount = new AtomicInteger(msgCount);
final AtomicBoolean anyPartFailed = new AtomicBoolean(false);
for (int i = 0; i < msgCount; i++) {
SmsHeader.ConcatRef concatRef = new SmsHeader.ConcatRef();
concatRef.refNumber = refNumber;
concatRef.seqNumber = i + 1; // 1-based sequence
concatRef.msgCount = msgCount;
// TODO: We currently set this to true since our messaging app will never
// send more than 255 parts (it converts the message to MMS well before that).
// However, we should support 3rd party messaging apps that might need 16-bit
// references
// Note: It's not sufficient to just flip this bit to true; it will have
// ripple effects (several calculations assume 8-bit ref).
concatRef.isEightBits = true;
SmsHeader smsHeader = new SmsHeader();
smsHeader.concatRef = concatRef;
// Set the national language tables for 3GPP 7-bit encoding, if enabled.
if (encoding == SmsConstants.ENCODING_7BIT) {
smsHeader.languageTable = encodingForParts[i].languageTable;
smsHeader.languageShiftTable = encodingForParts[i].languageShiftTable;
}
PendingIntent sentIntent = null;
if (sentIntents != null && sentIntents.size() > i) {
sentIntent = sentIntents.get(i);
}
PendingIntent deliveryIntent = null;
if (deliveryIntents != null && deliveryIntents.size() > i) {
deliveryIntent = deliveryIntents.get(i);
}
trackers[i] =
getNewSubmitPduTracker(destAddr, scAddr, parts.get(i), smsHeader, encoding,
sentIntent, deliveryIntent, (i == (msgCount - 1)),
unsentPartCount, anyPartFailed, messageUri, fullMessageText);
trackers[i].mPersistMessage = persistMessage;
}
if (parts == null || trackers == null || trackers.length == 0
|| trackers[0] == null) {
Rlog.e(TAG, "Cannot send multipart text. parts=" + parts + " trackers=" + trackers);
return;
}
String carrierPackage = getCarrierAppPackageName();
if (carrierPackage != null) {
Rlog.d(TAG, "Found carrier package.");
MultipartSmsSender smsSender = new MultipartSmsSender(parts, trackers);
smsSender.sendSmsByCarrierApp(carrierPackage, new MultipartSmsSenderCallback(smsSender));
} else {
Rlog.v(TAG, "No carrier package.");
for (SmsTracker tracker : trackers) {
if (tracker != null) {
sendSubmitPdu(tracker);
} else {
Rlog.e(TAG, "Null tracker.");
}
}
}
}
/**
* Create a new SubmitPdu and return the SMS tracker.
*/
protected abstract SmsTracker getNewSubmitPduTracker(String destinationAddress, String scAddress,
String message, SmsHeader smsHeader, int encoding,
PendingIntent sentIntent, PendingIntent deliveryIntent, boolean lastPart,
AtomicInteger unsentPartCount, AtomicBoolean anyPartFailed, Uri messageUri,
String fullMessageText);
/**
* Send an SMS
* @param tracker will contain:
* -smsc the SMSC to send the message through, or NULL for the
* default SMSC
* -pdu the raw PDU to send
* -sentIntent if not NULL this <code>Intent</code> is
* broadcast when the message is successfully 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>
* <code>RESULT_ERROR_NO_SERVICE</code>.
* The per-application based SMS control checks sentIntent. If sentIntent
* is NULL the caller will be checked against all unknown applications,
* which cause smaller number of SMS to be sent in checking period.
* -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").
* -param destAddr the destination phone number (for short code confirmation)
*/
protected void sendRawPdu(SmsTracker tracker) {
HashMap map = tracker.mData;
byte pdu[] = (byte[]) map.get("pdu");
if (mSmsSendDisabled) {
Rlog.e(TAG, "Device does not support sending sms.");
tracker.onFailed(mContext, RESULT_ERROR_NO_SERVICE, 0/*errorCode*/);
return;
}
if (pdu == null) {
Rlog.e(TAG, "Empty PDU");
tracker.onFailed(mContext, RESULT_ERROR_NULL_PDU, 0/*errorCode*/);
return;
}
// Get calling app package name via UID from Binder call
PackageManager pm = mContext.getPackageManager();
String[] packageNames = pm.getPackagesForUid(Binder.getCallingUid());
if (packageNames == null || packageNames.length == 0) {
// Refuse to send SMS if we can't get the calling package name.
Rlog.e(TAG, "Can't get calling app package name: refusing to send SMS");
tracker.onFailed(mContext, RESULT_ERROR_GENERIC_FAILURE, 0/*errorCode*/);
return;
}
// Get package info via packagemanager
PackageInfo appInfo;
try {
// XXX this is lossy- apps can share a UID
appInfo = pm.getPackageInfo(packageNames[0], PackageManager.GET_SIGNATURES);
} catch (PackageManager.NameNotFoundException e) {
Rlog.e(TAG, "Can't get calling app package info: refusing to send SMS");
tracker.onFailed(mContext, RESULT_ERROR_GENERIC_FAILURE, 0/*errorCode*/);
return;
}
// checkDestination() returns true if the destination is not a premium short code or the
// sending app is approved to send to short codes. Otherwise, a message is sent to our
// handler with the SmsTracker to request user confirmation before sending.
if (checkDestination(tracker)) {
// check for excessive outgoing SMS usage by this app
if (!mUsageMonitor.check(appInfo.packageName, SINGLE_PART_SMS)) {
sendMessage(obtainMessage(EVENT_SEND_LIMIT_REACHED_CONFIRMATION, tracker));
return;
}
sendSms(tracker);
}
}
/**
* Check if destination is a potential premium short code and sender is not pre-approved to
* send to short codes.
*
* @param tracker the tracker for the SMS to send
* @return true if the destination is approved; false if user confirmation event was sent
*/
boolean checkDestination(SmsTracker tracker) {
if (mContext.checkCallingOrSelfPermission(SEND_RESPOND_VIA_MESSAGE_PERMISSION)
== PackageManager.PERMISSION_GRANTED) {
return true; // app is pre-approved to send to short codes
} else {
int rule = mPremiumSmsRule.get();
int smsCategory = SmsUsageMonitor.CATEGORY_NOT_SHORT_CODE;
if (rule == PREMIUM_RULE_USE_SIM || rule == PREMIUM_RULE_USE_BOTH) {
String simCountryIso = mTelephonyManager.getSimCountryIso();
if (simCountryIso == null || simCountryIso.length() != 2) {
Rlog.e(TAG, "Can't get SIM country Iso: trying network country Iso");
simCountryIso = mTelephonyManager.getNetworkCountryIso();
}
smsCategory = mUsageMonitor.checkDestination(tracker.mDestAddress, simCountryIso);
}
if (rule == PREMIUM_RULE_USE_NETWORK || rule == PREMIUM_RULE_USE_BOTH) {
String networkCountryIso = mTelephonyManager.getNetworkCountryIso();
if (networkCountryIso == null || networkCountryIso.length() != 2) {
Rlog.e(TAG, "Can't get Network country Iso: trying SIM country Iso");
networkCountryIso = mTelephonyManager.getSimCountryIso();
}
smsCategory = SmsUsageMonitor.mergeShortCodeCategories(smsCategory,
mUsageMonitor.checkDestination(tracker.mDestAddress, networkCountryIso));
}
if (smsCategory == SmsUsageMonitor.CATEGORY_NOT_SHORT_CODE
|| smsCategory == SmsUsageMonitor.CATEGORY_FREE_SHORT_CODE
|| smsCategory == SmsUsageMonitor.CATEGORY_STANDARD_SHORT_CODE) {
return true; // not a premium short code
}
// Wait for user confirmation unless the user has set permission to always allow/deny
int premiumSmsPermission = mUsageMonitor.getPremiumSmsPermission(
tracker.mAppInfo.packageName);
if (premiumSmsPermission == SmsUsageMonitor.PREMIUM_SMS_PERMISSION_UNKNOWN) {
// First time trying to send to premium SMS.
premiumSmsPermission = SmsUsageMonitor.PREMIUM_SMS_PERMISSION_ASK_USER;
}
switch (premiumSmsPermission) {
case SmsUsageMonitor.PREMIUM_SMS_PERMISSION_ALWAYS_ALLOW:
Rlog.d(TAG, "User approved this app to send to premium SMS");
return true;
case SmsUsageMonitor.PREMIUM_SMS_PERMISSION_NEVER_ALLOW:
Rlog.w(TAG, "User denied this app from sending to premium SMS");
sendMessage(obtainMessage(EVENT_STOP_SENDING, tracker));
return false; // reject this message
case SmsUsageMonitor.PREMIUM_SMS_PERMISSION_ASK_USER:
default:
int event;
if (smsCategory == SmsUsageMonitor.CATEGORY_POSSIBLE_PREMIUM_SHORT_CODE) {
event = EVENT_CONFIRM_SEND_TO_POSSIBLE_PREMIUM_SHORT_CODE;
} else {
event = EVENT_CONFIRM_SEND_TO_PREMIUM_SHORT_CODE;
}
sendMessage(obtainMessage(event, tracker));
return false; // wait for user confirmation
}
}
}
/**
* Deny sending an SMS if the outgoing queue limit is reached. Used when the message
* must be confirmed by the user due to excessive usage or potential premium SMS detected.
* @param tracker the SmsTracker for the message to send
* @return true if the message was denied; false to continue with send confirmation
*/
private boolean denyIfQueueLimitReached(SmsTracker tracker) {
if (mPendingTrackerCount >= MO_MSG_QUEUE_LIMIT) {
// Deny sending message when the queue limit is reached.
Rlog.e(TAG, "Denied because queue limit reached");
tracker.onFailed(mContext, RESULT_ERROR_LIMIT_EXCEEDED, 0/*errorCode*/);
return true;
}
mPendingTrackerCount++;
return false;
}
/**
* Returns the label for the specified app package name.
* @param appPackage the package name of the app requesting to send an SMS
* @return the label for the specified app, or the package name if getApplicationInfo() fails
*/
private CharSequence getAppLabel(String appPackage) {
PackageManager pm = mContext.getPackageManager();
try {
ApplicationInfo appInfo = pm.getApplicationInfo(appPackage, 0);
return appInfo.loadLabel(pm);
} catch (PackageManager.NameNotFoundException e) {
Rlog.e(TAG, "PackageManager Name Not Found for package " + appPackage);
return appPackage; // fall back to package name if we can't get app label
}
}
/**
* Post an alert when SMS needs confirmation due to excessive usage.
* @param tracker an SmsTracker for the current message.
*/
protected void handleReachSentLimit(SmsTracker tracker) {
if (denyIfQueueLimitReached(tracker)) {
return; // queue limit reached; error was returned to caller
}
CharSequence appLabel = getAppLabel(tracker.mAppInfo.packageName);
Resources r = Resources.getSystem();
Spanned messageText = Html.fromHtml(r.getString(R.string.sms_control_message, appLabel));
ConfirmDialogListener listener = new ConfirmDialogListener(tracker, null);
AlertDialog d = new AlertDialog.Builder(mContext)
.setTitle(R.string.sms_control_title)
.setIcon(R.drawable.stat_sys_warning)
.setMessage(messageText)
.setPositiveButton(r.getString(R.string.sms_control_yes), listener)
.setNegativeButton(r.getString(R.string.sms_control_no), listener)
.setOnCancelListener(listener)
.create();
d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
d.show();
}
/**
* Post an alert for user confirmation when sending to a potential short code.
* @param isPremium true if the destination is known to be a premium short code
* @param tracker the SmsTracker for the current message.
*/
protected void handleConfirmShortCode(boolean isPremium, SmsTracker tracker) {
if (denyIfQueueLimitReached(tracker)) {
return; // queue limit reached; error was returned to caller
}
int detailsId;
if (isPremium) {
detailsId = R.string.sms_premium_short_code_details;
} else {
detailsId = R.string.sms_short_code_details;
}
CharSequence appLabel = getAppLabel(tracker.mAppInfo.packageName);
Resources r = Resources.getSystem();
Spanned messageText = Html.fromHtml(r.getString(R.string.sms_short_code_confirm_message,
appLabel, tracker.mDestAddress));
LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(
Context.LAYOUT_INFLATER_SERVICE);
View layout = inflater.inflate(R.layout.sms_short_code_confirmation_dialog, null);
ConfirmDialogListener listener = new ConfirmDialogListener(tracker,
(TextView)layout.findViewById(R.id.sms_short_code_remember_undo_instruction));
TextView messageView = (TextView) layout.findViewById(R.id.sms_short_code_confirm_message);
messageView.setText(messageText);
ViewGroup detailsLayout = (ViewGroup) layout.findViewById(
R.id.sms_short_code_detail_layout);
TextView detailsView = (TextView) detailsLayout.findViewById(
R.id.sms_short_code_detail_message);
detailsView.setText(detailsId);
CheckBox rememberChoice = (CheckBox) layout.findViewById(
R.id.sms_short_code_remember_choice_checkbox);
rememberChoice.setOnCheckedChangeListener(listener);
AlertDialog d = new AlertDialog.Builder(mContext)
.setView(layout)
.setPositiveButton(r.getString(R.string.sms_short_code_confirm_allow), listener)
.setNegativeButton(r.getString(R.string.sms_short_code_confirm_deny), listener)
.setOnCancelListener(listener)
.create();
d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
d.show();
listener.setPositiveButton(d.getButton(DialogInterface.BUTTON_POSITIVE));
listener.setNegativeButton(d.getButton(DialogInterface.BUTTON_NEGATIVE));
}
/**
* Returns the premium SMS permission for the specified package. If the package has never
* been seen before, the default {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_ASK_USER}
* will be returned.
* @param packageName the name of the package to query permission
* @return one of {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_UNKNOWN},
* {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_ASK_USER},
* {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_NEVER_ALLOW}, or
* {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_ALWAYS_ALLOW}
*/
public int getPremiumSmsPermission(String packageName) {
return mUsageMonitor.getPremiumSmsPermission(packageName);
}
/**
* Sets the premium SMS permission for the specified package and save the value asynchronously
* to persistent storage.
* @param packageName the name of the package to set permission
* @param permission one of {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_ASK_USER},
* {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_NEVER_ALLOW}, or
* {@link SmsUsageMonitor#PREMIUM_SMS_PERMISSION_ALWAYS_ALLOW}
*/
public void setPremiumSmsPermission(String packageName, int permission) {
mUsageMonitor.setPremiumSmsPermission(packageName, permission);
}
/**
* Send the message along to the radio.
*
* @param tracker holds the SMS message to send
*/
protected abstract void sendSms(SmsTracker tracker);
/**
* Send the SMS via the PSTN network.
*
* @param tracker holds the Sms tracker ready to be sent
*/
protected abstract void sendSmsByPstn(SmsTracker tracker);
/**
* Retry the message along to the radio.
*
* @param tracker holds the SMS message to send
*/
public void sendRetrySms(SmsTracker tracker) {
// re-routing to ImsSMSDispatcher
if (mImsSMSDispatcher != null) {
mImsSMSDispatcher.sendRetrySms(tracker);
} else {
Rlog.e(TAG, mImsSMSDispatcher + " is null. Retry failed");
}
}
/**
* 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<String, Object> 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");
// check if in service
int ss = mPhone.getServiceState().getState();
// if sms over IMS is not supported on data and voice is not available...
if (!isIms() && ss != ServiceState.STATE_IN_SERVICE) {
for (int i = 0, count = parts.size(); i < count; i++) {
PendingIntent sentIntent = null;
if (sentIntents != null && sentIntents.size() > i) {
sentIntent = sentIntents.get(i);
}
handleNotInService(ss, sentIntent);
}
return;
}
sendMultipartText(destinationAddress, scAddress, parts, sentIntents, deliveryIntents,
null/*messageUri*/, null/*callingPkg*/, tracker.mPersistMessage);
}
/**
* Keeps track of an SMS that has been sent to the RIL, until it has
* successfully been sent, or we're done trying.
*/
protected static final class SmsTracker {
// fields need to be public for derived SmsDispatchers
public final HashMap<String, Object> mData;
public int mRetryCount;
public int mImsRetry; // nonzero indicates initial message was sent over Ims
public int mMessageRef;
public boolean mExpectMore;
String mFormat;
public final PendingIntent mSentIntent;
public final PendingIntent mDeliveryIntent;
public final PackageInfo mAppInfo;
public final String mDestAddress;
public final SmsHeader mSmsHeader;
private long mTimestamp = System.currentTimeMillis();
public Uri mMessageUri; // Uri of persisted message if we wrote one
// Reference to states of a multipart message that this part belongs to
private AtomicInteger mUnsentPartCount;
private AtomicBoolean mAnyPartFailed;
// The full message content of a single part message
// or a multipart message that this part belongs to
private String mFullMessageText;
private int mSubId;
// If this is a text message (instead of data message)
private boolean mIsText;
private boolean mPersistMessage;
private SmsTracker(HashMap<String, Object> data, PendingIntent sentIntent,
PendingIntent deliveryIntent, PackageInfo appInfo, String destAddr, String format,
AtomicInteger unsentPartCount, AtomicBoolean anyPartFailed, Uri messageUri,
SmsHeader smsHeader, boolean isExpectMore, String fullMessageText, int subId,
boolean isText, boolean persistMessage) {
mData = data;
mSentIntent = sentIntent;
mDeliveryIntent = deliveryIntent;
mRetryCount = 0;
mAppInfo = appInfo;
mDestAddress = destAddr;
mFormat = format;
mExpectMore = isExpectMore;
mImsRetry = 0;
mMessageRef = 0;
mUnsentPartCount = unsentPartCount;
mAnyPartFailed = anyPartFailed;
mMessageUri = messageUri;
mSmsHeader = smsHeader;
mFullMessageText = fullMessageText;
mSubId = subId;
mIsText = isText;
mPersistMessage = persistMessage;
}
/**
* Returns whether this tracker holds a multi-part SMS.
* @return true if the tracker holds a multi-part SMS; false otherwise
*/
boolean isMultipart() {
return mData.containsKey("parts");
}
/**
* Update the status of this message if we persisted it
*/
public void updateSentMessageStatus(Context context, int status) {
if (mMessageUri != null) {
// If we wrote this message in writeSentMessage, update it now
ContentValues values = new ContentValues(1);
values.put(Sms.STATUS, status);
SqliteWrapper.update(context, context.getContentResolver(),
mMessageUri, values, null, null);
}
}
/**
* Set the final state of a message: FAILED or SENT
*
* @param context The Context
* @param messageType The final message type
* @param errorCode The error code
*/
private void updateMessageState(Context context, int messageType, int errorCode) {
if (mMessageUri == null) {
return;
}
final ContentValues values = new ContentValues(2);
values.put(Sms.TYPE, messageType);
values.put(Sms.ERROR_CODE, errorCode);
final long identity = Binder.clearCallingIdentity();
try {
if (SqliteWrapper.update(context, context.getContentResolver(), mMessageUri, values,
null/*where*/, null/*selectionArgs*/) != 1) {
Rlog.e(TAG, "Failed to move message to " + messageType);
}
} finally {
Binder.restoreCallingIdentity(identity);
}
}
/**
* Persist a sent SMS if required:
* 1. It is a text message
* 2. SmsApplication tells us to persist: sent from apps that are not default-SMS app or
* bluetooth
*
* @param context
* @param messageType The folder to store (FAILED or SENT)
* @param errorCode The current error code for this SMS or SMS part
* @return The telephony provider URI if stored
*/
private Uri persistSentMessageIfRequired(Context context, int messageType, int errorCode) {
if (!mIsText || !mPersistMessage ||
!SmsApplication.shouldWriteMessageForPackage(mAppInfo.packageName, context)) {
return null;
}
Rlog.d(TAG, "Persist SMS into "
+ (messageType == Sms.MESSAGE_TYPE_FAILED ? "FAILED" : "SENT"));
final ContentValues values = new ContentValues();
values.put(Sms.SUBSCRIPTION_ID, mSubId);
values.put(Sms.ADDRESS, mDestAddress);
values.put(Sms.BODY, mFullMessageText);
values.put(Sms.DATE, System.currentTimeMillis()); // milliseconds
values.put(Sms.SEEN, 1);
values.put(Sms.READ, 1);
final String creator = mAppInfo != null ? mAppInfo.packageName : null;
if (!TextUtils.isEmpty(creator)) {
values.put(Sms.CREATOR, creator);
}
if (mDeliveryIntent != null) {
values.put(Sms.STATUS, Telephony.Sms.STATUS_PENDING);
}
if (errorCode != 0) {
values.put(Sms.ERROR_CODE, errorCode);
}
final long identity = Binder.clearCallingIdentity();
final ContentResolver resolver = context.getContentResolver();
try {
final Uri uri = resolver.insert(Telephony.Sms.Sent.CONTENT_URI, values);
if (uri != null && messageType == Sms.MESSAGE_TYPE_FAILED) {
// Since we can't persist a message directly into FAILED box,
// we have to update the column after we persist it into SENT box.
// The gap between the state change is tiny so I would not expect
// it to cause any serious problem
// TODO: we should add a "failed" URI for this in SmsProvider?
final ContentValues updateValues = new ContentValues(1);
updateValues.put(Sms.TYPE, Sms.MESSAGE_TYPE_FAILED);
resolver.update(uri, updateValues, null/*where*/, null/*selectionArgs*/);
}
return uri;
} catch (Exception e) {
Rlog.e(TAG, "writeOutboxMessage: Failed to persist outbox message", e);
return null;
} finally {
Binder.restoreCallingIdentity(identity);
}
}
/**
* Persist or update an SMS depending on if we send a new message or a stored message
*
* @param context
* @param messageType The message folder for this SMS, FAILED or SENT
* @param errorCode The current error code for this SMS or SMS part
*/
private void persistOrUpdateMessage(Context context, int messageType, int errorCode) {
if (mMessageUri != null) {
updateMessageState(context, messageType, errorCode);
} else {
mMessageUri = persistSentMessageIfRequired(context, messageType, errorCode);
}
}
/**
* Handle a failure of a single part message or a part of a multipart message
*
* @param context The Context
* @param error The error to send back with
* @param errorCode
*/
public void onFailed(Context context, int error, int errorCode) {
if (mAnyPartFailed != null) {
mAnyPartFailed.set(true);
}
// is single part or last part of multipart message
boolean isSinglePartOrLastPart = true;
if (mUnsentPartCount != null) {
isSinglePartOrLastPart = mUnsentPartCount.decrementAndGet() == 0;
}
if (isSinglePartOrLastPart) {
persistOrUpdateMessage(context, Sms.MESSAGE_TYPE_FAILED, errorCode);
}
if (mSentIntent != null) {
try {
// Extra information to send with the sent intent
Intent fillIn = new Intent();
if (mMessageUri != null) {
// Pass this to SMS apps so that they know where it is stored
fillIn.putExtra("uri", mMessageUri.toString());
}
if (errorCode != 0) {
fillIn.putExtra("errorCode", errorCode);
}
if (mUnsentPartCount != null && isSinglePartOrLastPart) {
// Is multipart and last part
fillIn.putExtra(SEND_NEXT_MSG_EXTRA, true);
}
mSentIntent.send(context, error, fillIn);
} catch (CanceledException ex) {
Rlog.e(TAG, "Failed to send result");
}
}
}
/**
* Handle the sent of a single part message or a part of a multipart message
*
* @param context The Context
*/
public void onSent(Context context) {
// is single part or last part of multipart message
boolean isSinglePartOrLastPart = true;
if (mUnsentPartCount != null) {
isSinglePartOrLastPart = mUnsentPartCount.decrementAndGet() == 0;
}
if (isSinglePartOrLastPart) {
int messageType = Sms.MESSAGE_TYPE_SENT;
if (mAnyPartFailed != null && mAnyPartFailed.get()) {
messageType = Sms.MESSAGE_TYPE_FAILED;
}
persistOrUpdateMessage(context, messageType, 0/*errorCode*/);
}
if (mSentIntent != null) {
try {
// Extra information to send with the sent intent
Intent fillIn = new Intent();
if (mMessageUri != null) {
// Pass this to SMS apps so that they know where it is stored
fillIn.putExtra("uri", mMessageUri.toString());
}
if (mUnsentPartCount != null && isSinglePartOrLastPart) {
// Is multipart and last part
fillIn.putExtra(SEND_NEXT_MSG_EXTRA, true);
}
mSentIntent.send(context, Activity.RESULT_OK, fillIn);
} catch (CanceledException ex) {
Rlog.e(TAG, "Failed to send result");
}
}
}
}
protected SmsTracker getSmsTracker(HashMap<String, Object> data, PendingIntent sentIntent,
PendingIntent deliveryIntent, String format, AtomicInteger unsentPartCount,
AtomicBoolean anyPartFailed, Uri messageUri, SmsHeader smsHeader,
boolean isExpectMore, String fullMessageText, boolean isText, boolean persistMessage) {
// Get calling app package name via UID from Binder call
PackageManager pm = mContext.getPackageManager();
String[] packageNames = pm.getPackagesForUid(Binder.getCallingUid());
// Get package info via packagemanager
PackageInfo appInfo = null;
if (packageNames != null && packageNames.length > 0) {
try {
// XXX this is lossy- apps can share a UID
appInfo = pm.getPackageInfo(packageNames[0], PackageManager.GET_SIGNATURES);
} catch (PackageManager.NameNotFoundException e) {
// error will be logged in sendRawPdu
}
}
// Strip non-digits from destination phone number before checking for short codes
// and before displaying the number to the user if confirmation is required.
String destAddr = PhoneNumberUtils.extractNetworkPortion((String) data.get("destAddr"));
return new SmsTracker(data, sentIntent, deliveryIntent, appInfo, destAddr, format,
unsentPartCount, anyPartFailed, messageUri, smsHeader, isExpectMore,
fullMessageText, getSubId(), isText, persistMessage);
}
protected SmsTracker getSmsTracker(HashMap<String, Object> data, PendingIntent sentIntent,
PendingIntent deliveryIntent, String format, Uri messageUri, boolean isExpectMore,
String fullMessageText, boolean isText, boolean persistMessage) {
return getSmsTracker(data, sentIntent, deliveryIntent, format, null/*unsentPartCount*/,
null/*anyPartFailed*/, messageUri, null/*smsHeader*/, isExpectMore,
fullMessageText, isText, persistMessage);
}
protected HashMap<String, Object> getSmsTrackerMap(String destAddr, String scAddr,
String text, SmsMessageBase.SubmitPduBase pdu) {
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("destAddr", destAddr);
map.put("scAddr", scAddr);
map.put("text", text);
map.put("smsc", pdu.encodedScAddress);
map.put("pdu", pdu.encodedMessage);
return map;
}
protected HashMap<String, Object> getSmsTrackerMap(String destAddr, String scAddr,
int destPort, byte[] data, SmsMessageBase.SubmitPduBase pdu) {
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("destAddr", destAddr);
map.put("scAddr", scAddr);
map.put("destPort", destPort);
map.put("data", data);
map.put("smsc", pdu.encodedScAddress);
map.put("pdu", pdu.encodedMessage);
return map;
}
/**
* Dialog listener for SMS confirmation dialog.
*/
private final class ConfirmDialogListener
implements DialogInterface.OnClickListener, DialogInterface.OnCancelListener,
CompoundButton.OnCheckedChangeListener {
private final SmsTracker mTracker;
private Button mPositiveButton;
private Button mNegativeButton;
private boolean mRememberChoice; // default is unchecked
private final TextView mRememberUndoInstruction;
ConfirmDialogListener(SmsTracker tracker, TextView textView) {
mTracker = tracker;
mRememberUndoInstruction = textView;
}
void setPositiveButton(Button button) {
mPositiveButton = button;
}
void setNegativeButton(Button button) {
mNegativeButton = button;
}
@Override
public void onClick(DialogInterface dialog, int which) {
// Always set the SMS permission so that Settings will show a permission setting
// for the app (it won't be shown until after the app tries to send to a short code).
int newSmsPermission = SmsUsageMonitor.PREMIUM_SMS_PERMISSION_ASK_USER;
if (which == DialogInterface.BUTTON_POSITIVE) {
Rlog.d(TAG, "CONFIRM sending SMS");
// XXX this is lossy- apps can have more than one signature
EventLog.writeEvent(EventLogTags.EXP_DET_SMS_SENT_BY_USER,
mTracker.mAppInfo.applicationInfo == null ?
-1 : mTracker.mAppInfo.applicationInfo.uid);
sendMessage(obtainMessage(EVENT_SEND_CONFIRMED_SMS, mTracker));
if (mRememberChoice) {
newSmsPermission = SmsUsageMonitor.PREMIUM_SMS_PERMISSION_ALWAYS_ALLOW;
}
} else if (which == DialogInterface.BUTTON_NEGATIVE) {
Rlog.d(TAG, "DENY sending SMS");
// XXX this is lossy- apps can have more than one signature
EventLog.writeEvent(EventLogTags.EXP_DET_SMS_DENIED_BY_USER,
mTracker.mAppInfo.applicationInfo == null ?
-1 : mTracker.mAppInfo.applicationInfo.uid);
sendMessage(obtainMessage(EVENT_STOP_SENDING, mTracker));
if (mRememberChoice) {
newSmsPermission = SmsUsageMonitor.PREMIUM_SMS_PERMISSION_NEVER_ALLOW;
}
}
setPremiumSmsPermission(mTracker.mAppInfo.packageName, newSmsPermission);
}
@Override
public void onCancel(DialogInterface dialog) {
Rlog.d(TAG, "dialog dismissed: don't send SMS");
sendMessage(obtainMessage(EVENT_STOP_SENDING, mTracker));
}
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
Rlog.d(TAG, "remember this choice: " + isChecked);
mRememberChoice = isChecked;
if (isChecked) {
mPositiveButton.setText(R.string.sms_short_code_confirm_always_allow);
mNegativeButton.setText(R.string.sms_short_code_confirm_never_allow);
if (mRememberUndoInstruction != null) {
mRememberUndoInstruction.
setText(R.string.sms_short_code_remember_undo_instruction);
mRememberUndoInstruction.setPadding(0,0,0,32);
}
} else {
mPositiveButton.setText(R.string.sms_short_code_confirm_allow);
mNegativeButton.setText(R.string.sms_short_code_confirm_deny);
if (mRememberUndoInstruction != null) {
mRememberUndoInstruction.setText("");
mRememberUndoInstruction.setPadding(0,0,0,0);
}
}
}
}
public boolean isIms() {
if (mImsSMSDispatcher != null) {
return mImsSMSDispatcher.isIms();
} else {
Rlog.e(TAG, mImsSMSDispatcher + " is null");
return false;
}
}
public String getImsSmsFormat() {
if (mImsSMSDispatcher != null) {
return mImsSMSDispatcher.getImsSmsFormat();
} else {
Rlog.e(TAG, mImsSMSDispatcher + " is null");
return null;
}
}
private String getMultipartMessageText(ArrayList<String> parts) {
final StringBuilder sb = new StringBuilder();
for (String part : parts) {
if (part != null) {
sb.append(part);
}
}
return sb.toString();
}
protected String getCarrierAppPackageName() {
UiccCard card = UiccController.getInstance().getUiccCard(mPhone.getPhoneId());
if (card == null) {
return null;
}
List<String> carrierPackages = card.getCarrierPackageNamesForIntent(
mContext.getPackageManager(), new Intent(CarrierMessagingService.SERVICE_INTERFACE));
return (carrierPackages != null && carrierPackages.size() == 1) ?
carrierPackages.get(0) : null;
}
protected int getSubId() {
return SubscriptionController.getInstance().getSubIdUsingPhoneId(mPhone.mPhoneId);
}
private void checkCallerIsPhoneOrCarrierApp() {
int uid = Binder.getCallingUid();
int appId = UserHandle.getAppId(uid);
if (appId == Process.PHONE_UID || uid == 0) {
return;
}
try {
PackageManager pm = mContext.getPackageManager();
ApplicationInfo ai = pm.getApplicationInfo(getCarrierAppPackageName(), 0);
if (!UserHandle.isSameApp(ai.uid, Binder.getCallingUid())) {
throw new SecurityException("Caller is not phone or carrier app!");
}
} catch (PackageManager.NameNotFoundException re) {
throw new SecurityException("Caller is not phone or carrier app!");
}
}
}