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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      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.server.telecom.callfiltering;
     18 
     19 import android.net.Uri;
     20 import android.telecom.Log;
     21 
     22 import com.android.internal.telephony.CallerInfo;
     23 import com.android.server.telecom.Call;
     24 import com.android.server.telecom.CallerInfoLookupHelper;
     25 import com.android.server.telecom.LogUtils;
     26 
     27 import java.util.Objects;
     28 
     29 public class DirectToVoicemailCallFilter implements IncomingCallFilter.CallFilter {
     30     private final CallerInfoLookupHelper mCallerInfoLookupHelper;
     31 
     32     public DirectToVoicemailCallFilter(CallerInfoLookupHelper callerInfoLookupHelper) {
     33         mCallerInfoLookupHelper = callerInfoLookupHelper;
     34     }
     35 
     36     @Override
     37     public void startFilterLookup(final Call call, CallFilterResultCallback callback) {
     38         Log.addEvent(call, LogUtils.Events.DIRECT_TO_VM_INITIATED);
     39         final Uri callHandle = call.getHandle();
     40 
     41         mCallerInfoLookupHelper.startLookup(callHandle,
     42                 new CallerInfoLookupHelper.OnQueryCompleteListener() {
     43                     @Override
     44                     public void onCallerInfoQueryComplete(Uri handle, CallerInfo info) {
     45                         CallFilteringResult result;
     46                         if ((handle != null) && Objects.equals(callHandle, handle)) {
     47                             if (info != null && info.shouldSendToVoicemail) {
     48                                 result = new CallFilteringResult(
     49                                         false, // shouldAllowCall
     50                                         true, // shouldReject
     51                                         true, // shouldAddToCallLog
     52                                         true // shouldShowNotification
     53                                 );
     54                             } else {
     55                                 result = new CallFilteringResult(
     56                                         true, // shouldAllowCall
     57                                         false, // shouldReject
     58                                         true, // shouldAddToCallLog
     59                                         true // shouldShowNotification
     60                                 );
     61                             }
     62                             Log.addEvent(call, LogUtils.Events.DIRECT_TO_VM_FINISHED, result);
     63                             callback.onCallFilteringComplete(call, result);
     64                         } else {
     65                             result = new CallFilteringResult(
     66                                 true, // shouldAllowCall
     67                                 false, // shouldReject
     68                                 true, // shouldAddToCallLog
     69                                 true // shouldShowNotification
     70                             );
     71                             Log.addEvent(call, LogUtils.Events.DIRECT_TO_VM_FINISHED, result);
     72                             Log.w(this, "CallerInfo lookup returned with a different handle than " +
     73                                     "what was passed in. Was %s, should be %s", handle, callHandle);
     74                             callback.onCallFilteringComplete(call, result);
     75                         }
     76                     }
     77 
     78                     @Override
     79                     public void onContactPhotoQueryComplete(Uri handle, CallerInfo info) {
     80                         // ignore
     81                     }
     82                 });
     83     }
     84 }
     85