void dispose() {
if (mWapPushManager != null) {
if (DBG) Rlog.v(TAG, "dispose: unbind wappush manager");
mContext.unbindService(this);
} else {
Rlog.e(TAG, "dispose: not bound to a wappush manager");
}
}
public WapPushOverSms(Context context) {
mContext = context;
Intent intent = new Intent(IWapPushManager.class.getName());
ComponentName comp = intent.resolveSystemService(context.getPackageManager(), 0);
intent.setComponent(comp);
if (comp == null || !context.bindService(intent, this, Context.BIND_AUTO_CREATE)) {
Rlog.e(TAG, "bindService() for wappush manager failed");
} else {
if (DBG) Rlog.v(TAG, "bindService() for wappush manager succeeded");
}
}
private static boolean isDuplicateNotification(Context context, NotificationInd nInd) {
final byte[] rawLocation = nInd.getContentLocation();
if (rawLocation != null) {
String location = new String(rawLocation);
String[] selectionArgs = new String[] {location};
Cursor cursor = null;
try {
cursor =
SqliteWrapper.query(
context,
context.getContentResolver(),
Telephony.Mms.CONTENT_URI,
new String[] {Telephony.Mms._ID},
LOCATION_SELECTION,
new String[] {
Integer.toString(PduHeaders.MESSAGE_TYPE_NOTIFICATION_IND),
new String(rawLocation)
},
null /*sortOrder*/);
if (cursor != null && cursor.getCount() > 0) {
// We already received the same notification before.
return true;
}
} catch (SQLiteException e) {
Rlog.e(TAG, "failed to query existing notification ind", e);
} finally {
if (cursor != null) {
cursor.close();
}
}
}
return false;
}
private static long getDeliveryOrReadReportThreadId(Context context, GenericPdu pdu) {
String messageId;
if (pdu instanceof DeliveryInd) {
messageId = new String(((DeliveryInd) pdu).getMessageId());
} else if (pdu instanceof ReadOrigInd) {
messageId = new String(((ReadOrigInd) pdu).getMessageId());
} else {
Rlog.e(
TAG,
"WAP Push data is neither delivery or read report type: "
+ pdu.getClass().getCanonicalName());
return -1L;
}
Cursor cursor = null;
try {
cursor =
SqliteWrapper.query(
context,
context.getContentResolver(),
Telephony.Mms.CONTENT_URI,
new String[] {Telephony.Mms.THREAD_ID},
THREAD_ID_SELECTION,
new String[] {
DatabaseUtils.sqlEscapeString(messageId),
Integer.toString(PduHeaders.MESSAGE_TYPE_SEND_REQ)
},
null /*sortOrder*/);
if (cursor != null && cursor.moveToFirst()) {
return cursor.getLong(0);
}
} catch (SQLiteException e) {
Rlog.e(TAG, "Failed to query delivery or read report thread id", e);
} finally {
if (cursor != null) {
cursor.close();
}
}
return -1L;
}
@Override
public void onServiceDisconnected(ComponentName name) {
mWapPushManager = null;
if (DBG) Rlog.v(TAG, "wappush manager disconnected.");
}
@Override
public void onServiceConnected(ComponentName name, IBinder service) {
mWapPushManager = IWapPushManager.Stub.asInterface(service);
if (DBG) Rlog.v(TAG, "wappush manager connected to " + hashCode());
}
private void writeInboxMessage(long subId, byte[] pushData) {
final GenericPdu pdu = new PduParser(pushData).parse();
if (pdu == null) {
Rlog.e(TAG, "Invalid PUSH PDU");
}
final PduPersister persister = PduPersister.getPduPersister(mContext);
final int type = pdu.getMessageType();
try {
switch (type) {
case MESSAGE_TYPE_DELIVERY_IND:
case MESSAGE_TYPE_READ_ORIG_IND:
{
final long threadId = getDeliveryOrReadReportThreadId(mContext, pdu);
if (threadId == -1) {
// The associated SendReq isn't found, therefore skip
// processing this PDU.
Rlog.e(TAG, "Failed to find delivery or read report's thread id");
break;
}
final Uri uri =
persister.persist(
pdu,
Telephony.Mms.Inbox.CONTENT_URI,
true /*createThreadId*/,
true /*groupMmsEnabled*/,
null /*preOpenedFiles*/);
if (uri == null) {
Rlog.e(TAG, "Failed to persist delivery or read report");
break;
}
// Update thread ID for ReadOrigInd & DeliveryInd.
final ContentValues values = new ContentValues(1);
values.put(Telephony.Mms.THREAD_ID, threadId);
if (SqliteWrapper.update(
mContext,
mContext.getContentResolver(),
uri,
values,
null /*where*/,
null /*selectionArgs*/)
!= 1) {
Rlog.e(TAG, "Failed to update delivery or read report thread id");
}
break;
}
case MESSAGE_TYPE_NOTIFICATION_IND:
{
final NotificationInd nInd = (NotificationInd) pdu;
Bundle configs = SmsManager.getSmsManagerForSubscriber(subId).getCarrierConfigValues();
if (configs != null
&& configs.getBoolean(SmsManager.MMS_CONFIG_APPEND_TRANSACTION_ID, false)) {
final byte[] contentLocation = nInd.getContentLocation();
if ('=' == contentLocation[contentLocation.length - 1]) {
byte[] transactionId = nInd.getTransactionId();
byte[] contentLocationWithId =
new byte[contentLocation.length + transactionId.length];
System.arraycopy(
contentLocation, 0, contentLocationWithId, 0, contentLocation.length);
System.arraycopy(
transactionId,
0,
contentLocationWithId,
contentLocation.length,
transactionId.length);
nInd.setContentLocation(contentLocationWithId);
}
}
if (!isDuplicateNotification(mContext, nInd)) {
final Uri uri =
persister.persist(
pdu,
Telephony.Mms.Inbox.CONTENT_URI,
true /*createThreadId*/,
true /*groupMmsEnabled*/,
null /*preOpenedFiles*/);
if (uri == null) {
Rlog.e(TAG, "Failed to save MMS WAP push notification ind");
}
} else {
Rlog.d(
TAG,
"Skip storing duplicate MMS WAP push notification ind: "
+ new String(nInd.getContentLocation()));
}
break;
}
default:
Log.e(TAG, "Received unrecognized WAP Push PDU.");
}
} catch (MmsException e) {
Log.e(TAG, "Failed to save MMS WAP push data: type=" + type, e);
} catch (RuntimeException e) {
Log.e(TAG, "Unexpected RuntimeException in persisting MMS WAP push data", e);
}
}
/**
* Dispatches inbound messages that are in the WAP PDU format. See wap-230-wsp-20010705-a section
* 8 for details on the WAP PDU format.
*
* @param pdu The WAP PDU, made up of one or more SMS PDUs
* @return a result code from {@link android.provider.Telephony.Sms.Intents}, or {@link
* Activity#RESULT_OK} if the message has been broadcast to applications
*/
public int dispatchWapPdu(byte[] pdu, BroadcastReceiver receiver, InboundSmsHandler handler) {
if (DBG) Rlog.d(TAG, "Rx: " + IccUtils.bytesToHexString(pdu));
try {
int index = 0;
int transactionId = pdu[index++] & 0xFF;
int pduType = pdu[index++] & 0xFF;
// Should we "abort" if no subId for now just no supplying extra param below
int phoneId = handler.getPhone().getPhoneId();
if ((pduType != WspTypeDecoder.PDU_TYPE_PUSH)
&& (pduType != WspTypeDecoder.PDU_TYPE_CONFIRMED_PUSH)) {
index =
mContext
.getResources()
.getInteger(com.android.internal.R.integer.config_valid_wappush_index);
if (index != -1) {
transactionId = pdu[index++] & 0xff;
pduType = pdu[index++] & 0xff;
if (DBG)
Rlog.d(
TAG,
"index = "
+ index
+ " PDU Type = "
+ pduType
+ " transactionID = "
+ transactionId);
// recheck wap push pduType
if ((pduType != WspTypeDecoder.PDU_TYPE_PUSH)
&& (pduType != WspTypeDecoder.PDU_TYPE_CONFIRMED_PUSH)) {
if (DBG) Rlog.w(TAG, "Received non-PUSH WAP PDU. Type = " + pduType);
return Intents.RESULT_SMS_HANDLED;
}
} else {
if (DBG) Rlog.w(TAG, "Received non-PUSH WAP PDU. Type = " + pduType);
return Intents.RESULT_SMS_HANDLED;
}
}
WspTypeDecoder pduDecoder = new WspTypeDecoder(pdu);
/**
* Parse HeaderLen(unsigned integer). From wap-230-wsp-20010705-a section 8.1.2 The maximum
* size of a uintvar is 32 bits. So it will be encoded in no more than 5 octets.
*/
if (pduDecoder.decodeUintvarInteger(index) == false) {
if (DBG) Rlog.w(TAG, "Received PDU. Header Length error.");
return Intents.RESULT_SMS_GENERIC_ERROR;
}
int headerLength = (int) pduDecoder.getValue32();
index += pduDecoder.getDecodedDataLength();
int headerStartIndex = index;
/**
* Parse Content-Type. From wap-230-wsp-20010705-a section 8.4.2.24
*
* <p>Content-type-value = Constrained-media | Content-general-form Content-general-form =
* Value-length Media-type Media-type = (Well-known-media | Extension-Media) *(Parameter)
* Value-length = Short-length | (Length-quote Length) Short-length = <Any octet 0-30> (octet
* <= WAP_PDU_SHORT_LENGTH_MAX) Length-quote = <Octet 31> (WAP_PDU_LENGTH_QUOTE) Length =
* Uintvar-integer
*/
if (pduDecoder.decodeContentType(index) == false) {
if (DBG) Rlog.w(TAG, "Received PDU. Header Content-Type error.");
return Intents.RESULT_SMS_GENERIC_ERROR;
}
String mimeType = pduDecoder.getValueString();
long binaryContentType = pduDecoder.getValue32();
index += pduDecoder.getDecodedDataLength();
byte[] header = new byte[headerLength];
System.arraycopy(pdu, headerStartIndex, header, 0, header.length);
byte[] intentData;
if (mimeType != null && mimeType.equals(WspTypeDecoder.CONTENT_TYPE_B_PUSH_CO)) {
intentData = pdu;
} else {
int dataIndex = headerStartIndex + headerLength;
intentData = new byte[pdu.length - dataIndex];
System.arraycopy(pdu, dataIndex, intentData, 0, intentData.length);
}
if (SmsManager.getDefault().getAutoPersisting()) {
// Store the wap push data in telephony
long[] subIds = SubscriptionManager.getSubId(phoneId);
// FIXME (tomtaylor) - when we've updated SubscriptionManager, change
// SubscriptionManager.DEFAULT_SUB_ID to SubscriptionManager.getDefaultSmsSubId()
long subId =
(subIds != null) && (subIds.length > 0) ? subIds[0] : SmsManager.getDefaultSmsSubId();
writeInboxMessage(subId, intentData);
}
/**
* Seek for application ID field in WSP header. If application ID is found, WapPushManager
* substitute the message processing. Since WapPushManager is optional module, if
* WapPushManager is not found, legacy message processing will be continued.
*/
if (pduDecoder.seekXWapApplicationId(index, index + headerLength - 1)) {
index = (int) pduDecoder.getValue32();
pduDecoder.decodeXWapApplicationId(index);
String wapAppId = pduDecoder.getValueString();
if (wapAppId == null) {
wapAppId = Integer.toString((int) pduDecoder.getValue32());
}
String contentType = ((mimeType == null) ? Long.toString(binaryContentType) : mimeType);
if (DBG) Rlog.v(TAG, "appid found: " + wapAppId + ":" + contentType);
try {
boolean processFurther = true;
IWapPushManager wapPushMan = mWapPushManager;
if (wapPushMan == null) {
if (DBG) Rlog.w(TAG, "wap push manager not found!");
} else {
Intent intent = new Intent();
intent.putExtra("transactionId", transactionId);
intent.putExtra("pduType", pduType);
intent.putExtra("header", header);
intent.putExtra("data", intentData);
intent.putExtra("contentTypeParameters", pduDecoder.getContentParameters());
SubscriptionManager.putPhoneIdAndSubIdExtra(intent, phoneId);
int procRet = wapPushMan.processMessage(wapAppId, contentType, intent);
if (DBG) Rlog.v(TAG, "procRet:" + procRet);
if ((procRet & WapPushManagerParams.MESSAGE_HANDLED) > 0
&& (procRet & WapPushManagerParams.FURTHER_PROCESSING) == 0) {
processFurther = false;
}
}
if (!processFurther) {
return Intents.RESULT_SMS_HANDLED;
}
} catch (RemoteException e) {
if (DBG) Rlog.w(TAG, "remote func failed...");
}
}
if (DBG) Rlog.v(TAG, "fall back to existing handler");
if (mimeType == null) {
if (DBG) Rlog.w(TAG, "Header Content-Type error.");
return Intents.RESULT_SMS_GENERIC_ERROR;
}
String permission;
int appOp;
if (mimeType.equals(WspTypeDecoder.CONTENT_TYPE_B_MMS)) {
permission = android.Manifest.permission.RECEIVE_MMS;
appOp = AppOpsManager.OP_RECEIVE_MMS;
} else {
permission = android.Manifest.permission.RECEIVE_WAP_PUSH;
appOp = AppOpsManager.OP_RECEIVE_WAP_PUSH;
}
Intent intent = new Intent(Intents.WAP_PUSH_DELIVER_ACTION);
intent.setType(mimeType);
intent.putExtra("transactionId", transactionId);
intent.putExtra("pduType", pduType);
intent.putExtra("header", header);
intent.putExtra("data", intentData);
intent.putExtra("contentTypeParameters", pduDecoder.getContentParameters());
SubscriptionManager.putPhoneIdAndSubIdExtra(intent, phoneId);
// Direct the intent to only the default MMS app. If we can't find a default MMS app
// then sent it to all broadcast receivers.
ComponentName componentName = SmsApplication.getDefaultMmsApplication(mContext, true);
if (componentName != null) {
// Deliver MMS message only to this receiver
intent.setComponent(componentName);
if (DBG)
Rlog.v(
TAG,
"Delivering MMS to: "
+ componentName.getPackageName()
+ " "
+ componentName.getClassName());
}
handler.dispatchIntent(intent, permission, appOp, receiver, UserHandle.OWNER);
return Activity.RESULT_OK;
} catch (ArrayIndexOutOfBoundsException aie) {
// 0-byte WAP PDU or other unexpected WAP PDU contents can easily throw this;
// log exception string without stack trace and return false.
Rlog.e(TAG, "ignoring dispatchWapPdu() array index exception: " + aie);
return Intents.RESULT_SMS_GENERIC_ERROR;
}
}
