Merge "Send Filtered VVM SMS to telephony with phone account handle" (867573a1) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/VisualVoicemailSmsFilter.java

+45 −18

Original line number	Diff line number	Diff line
		@@ -16,15 +16,21 @@
		package com.android.internal.telephony;

		import android.annotation.Nullable;
		import android.content.ComponentName;
		import android.content.Context;
		import android.content.Intent;
		import android.provider.VoicemailContract;
		import android.telecom.PhoneAccountHandle;
		import android.telephony.SmsMessage;
		import android.telephony.SubscriptionManager;
		import android.telephony.TelephonyManager;
		import android.telephony.VisualVoicemailSms;
		import android.telephony.VisualVoicemailSmsFilterSettings;
		import android.util.ArrayMap;
		import android.util.Log;

		import com.android.internal.telephony.VisualVoicemailSmsParser.WrappedMessageData;

		import java.nio.charset.StandardCharsets;
		import java.util.ArrayList;
		import java.util.List;
		@@ -35,14 +41,18 @@ public class VisualVoicemailSmsFilter {

		private static final String TAG = "VvmSmsFilter";

		private static final String SYSTEM_VVM_CLIENT_PACKAGE = "com.android.phone";
		private static final String TELEPHONY_SERVICE_PACKAGE = "com.android.phone";

		private static final ComponentName PSTN_CONNECTION_SERVICE_COMPONENT =
		new ComponentName("com.android.phone",
		"com.android.services.telephony.TelephonyConnectionService");

		private static Map<String, List<Pattern>> sPatterns;

		/**
		* Attempt to parse the incoming SMS as a visual voicemail SMS. If the parsing succeeded, A
		* {@link VoicemailContract.ACTION_VOICEMAIL_SMS_RECEIVED} intent will be sent to the visual
		* voicemail client, and the SMS should be dropped.
		* {@link VoicemailContract.ACTION_VOICEMAIL_SMS_RECEIVED} intent will be sent to telephony
		* service, and the SMS will be dropped.
		*
		* <p>The accepted format for a visual voicemail SMS is a generalization of the OMTP format:
		*
		@@ -50,8 +60,7 @@ public class VisualVoicemailSmsFilter {
		*
		* Additionally, if the SMS does not match the format, but matches the regex specified by the
		* carrier in {@link com.android.internal.R.array.config_vvmSmsFilterRegexes}, the SMS will
		* still be dropped and a {@link VoicemailContract.ACTION_VOICEMAIL_SMS_RECEIVED} with {@link
		* VoicemailContract#EXTRA_VOICEMAIL_SMS_MESSAGE_BODY} will be sent.
		* still be dropped and a {@link VoicemailContract.ACTION_VOICEMAIL_SMS_RECEIVED} will be sent.
		*
		* @return true if the SMS has been parsed to be a visual voicemail SMS and should be dropped
		*/
		@@ -60,16 +69,19 @@ public class VisualVoicemailSmsFilter {
		TelephonyManager telephonyManager =
		(TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);

		// TODO: select client package.
		String vvmClientPackage = SYSTEM_VVM_CLIENT_PACKAGE;

		VisualVoicemailSmsFilterSettings settings =
		telephonyManager.getVisualVoicemailSmsFilterSettings(vvmClientPackage, subId);
		telephonyManager.getActiveVisualVoicemailSmsFilterSettings(subId);
		if (settings == null) {
		return false;
		}
		// TODO: filter base on originating number and destination port.

		PhoneAccountHandle phoneAccountHandle = phoneAccountHandleFromSubId(context, subId);
		if (phoneAccountHandle == null) {
		Log.e(TAG, "Unable to convert subId " + subId + " to PhoneAccountHandle");
		return false;
		}

		String messageBody = getFullMessage(pdus, format);

		if(messageBody == null){
		@@ -80,7 +92,7 @@ public class VisualVoicemailSmsFilter {
		WrappedMessageData messageData = VisualVoicemailSmsParser
		.parseAlternativeFormat(asciiMessage);
		if (messageData != null) {
		sendVvmSmsBroadcast(context, vvmClientPackage, subId, messageData, null);
		sendVvmSmsBroadcast(context, phoneAccountHandle, messageData, null);
		}
		// Confidence for what the message actually is is low. Don't remove the message and let
		// system decide. Usually because it is not parsable it will be dropped.
		@@ -90,7 +102,7 @@ public class VisualVoicemailSmsFilter {
		WrappedMessageData messageData = VisualVoicemailSmsParser
		.parse(clientPrefix, messageBody);
		if (messageData != null) {
		sendVvmSmsBroadcast(context, vvmClientPackage, subId, messageData, null);
		sendVvmSmsBroadcast(context, phoneAccountHandle, messageData, null);
		return true;
		}

		@@ -106,7 +118,7 @@ public class VisualVoicemailSmsFilter {
		if (pattern.matcher(messageBody).matches()) {
		Log.w(TAG, "Incoming SMS matches pattern " + pattern + " but has illegal format, "
		+ "still dropping as VVM SMS");
		sendVvmSmsBroadcast(context, vvmClientPackage, subId, null, messageBody);
		sendVvmSmsBroadcast(context, phoneAccountHandle, null, messageBody);
		return true;
		}
		}
		@@ -133,19 +145,21 @@ public class VisualVoicemailSmsFilter {
		}
		}

		private static void sendVvmSmsBroadcast(Context context, String vvmClientPackage, int subId,
		private static void sendVvmSmsBroadcast(Context context, PhoneAccountHandle phoneAccountHandle,
		@Nullable WrappedMessageData messageData, @Nullable String messageBody) {
		Log.i(TAG, "VVM SMS received");
		Intent intent = new Intent(VoicemailContract.ACTION_VOICEMAIL_SMS_RECEIVED);
		VisualVoicemailSms.Builder builder = new VisualVoicemailSms.Builder();
		if (messageData != null) {
		intent.putExtra(VoicemailContract.EXTRA_VOICEMAIL_SMS_PREFIX, messageData.prefix);
		intent.putExtra(VoicemailContract.EXTRA_VOICEMAIL_SMS_FIELDS, messageData.fields);
		builder.setPrefix(messageData.prefix);
		builder.setFields(messageData.fields);
		}
		if (messageBody != null) {
		intent.putExtra(VoicemailContract.EXTRA_VOICEMAIL_SMS_MESSAGE_BODY, messageBody);
		builder.setMessageBody(messageBody);
		}
		intent.putExtra(VoicemailContract.EXTRA_VOICEMAIL_SMS_SUBID, subId);
		intent.setPackage(vvmClientPackage);
		builder.setPhoneAccountHandle(phoneAccountHandle);
		intent.putExtra(VoicemailContract.EXTRA_VOICEMAIL_SMS, builder.build());
		intent.setPackage(TELEPHONY_SERVICE_PACKAGE);
		context.sendBroadcast(intent);
		}

		@@ -177,4 +191,17 @@ public class VisualVoicemailSmsFilter {
		}
		return builder.toString();
		}

		@Nullable
		private static PhoneAccountHandle phoneAccountHandleFromSubId(Context context, int subId) {
		if (!SubscriptionManager.isValidSubscriptionId(subId)) {
		return null;
		}
		int phoneId = SubscriptionManager.getPhoneId(subId);
		if (phoneId == SubscriptionManager.INVALID_PHONE_INDEX) {
		return null;
		}
		return new PhoneAccountHandle(PSTN_CONNECTION_SERVICE_COMPONENT,
		PhoneFactory.getPhone(phoneId).getFullIccSerialNumber());
		}
		}

tests/telephonytests/src/com/android/internal/telephony/VisualVoicemailSmsFilterTest.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -43,7 +43,7 @@ public class VisualVoicemailSmsFilterTest extends TestCase {
		.build();

		Mockito.when(telephonyManager
		.getVisualVoicemailSmsFilterSettings(Mockito.anyString(), Mockito.anyInt()))
		.getVisualVoicemailSmsFilterSettings(Mockito.anyInt()))
		.thenReturn(settings);

		byte[][] pdus = {