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      1 /*
      2  * Copyright (C) 2016 Google Inc. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.phone.vvm.omtp.sms;
     18 
     19 import android.content.Context;
     20 import android.content.Intent;
     21 import android.os.Bundle;
     22 import android.provider.VoicemailContract;
     23 import android.telecom.PhoneAccountHandle;
     24 
     25 import com.android.internal.telephony.Phone;
     26 import com.android.phone.PhoneUtils;
     27 import com.android.phone.vvm.omtp.OmtpConstants;
     28 import com.android.phone.vvm.omtp.OmtpVvmCarrierConfigHelper;
     29 import com.android.phone.vvm.omtp.VvmLog;
     30 
     31 /**
     32  * Class ot handle voicemail SMS under legacy mode
     33  *
     34  * @see OmtpVvmCarrierConfigHelper#isLegacyModeEnabled()
     35  */
     36 public class LegacyModeSmsHandler {
     37 
     38     private static final String TAG = "LegacyModeSmsHandler";
     39 
     40     public static void handle(Context context, Intent intent, PhoneAccountHandle handle) {
     41         VvmLog.v(TAG, "processing VVM SMS on legacy mode");
     42         String eventType = intent.getExtras()
     43                 .getString(VoicemailContract.EXTRA_VOICEMAIL_SMS_PREFIX);
     44         Bundle data = intent.getExtras().getBundle(VoicemailContract.EXTRA_VOICEMAIL_SMS_FIELDS);
     45 
     46         if (eventType.equals(OmtpConstants.SYNC_SMS_PREFIX)) {
     47             SyncMessage message = new SyncMessage(data);
     48             VvmLog.v(TAG, "Received SYNC sms for " + handle.getId() +
     49                     " with event " + message.getSyncTriggerEvent());
     50 
     51             switch (message.getSyncTriggerEvent()) {
     52                 case OmtpConstants.NEW_MESSAGE:
     53                 case OmtpConstants.MAILBOX_UPDATE:
     54                     // The user has called into the voicemail and the new message count could
     55                     // change.
     56                     // For some carriers new message count could be set to 0 even if there are still
     57                     // unread messages, to clear the message waiting indicator.
     58                     VvmLog.v(TAG, "updating MWI");
     59                     Phone phone = PhoneUtils.getPhoneForPhoneAccountHandle(handle);
     60                     // Setting voicemail message count to non-zero will show the telephony voicemail
     61                     // notification, and zero will clear it.
     62                     phone.setVoiceMessageCount(message.getNewMessageCount());
     63                     break;
     64                 default:
     65                     break;
     66             }
     67         }
     68     }
     69 }
     70