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      1 /*
      2  * Copyright (C) 2014 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;
     18 
     19 import android.content.BroadcastReceiver;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.os.UserHandle;
     23 
     24 /**
     25  * Handles miscellaneous Telecom broadcast intents. This should be visible from outside, but
     26  * should not be in the "exported" state.
     27  */
     28 public final class TelecomBroadcastReceiver extends BroadcastReceiver {
     29     /** The action used to send SMS response for the missed call notification. */
     30     static final String ACTION_SEND_SMS_FROM_NOTIFICATION =
     31             "com.android.server.telecom.ACTION_SEND_SMS_FROM_NOTIFICATION";
     32 
     33     /** The action used to call a handle back for the missed call notification. */
     34     static final String ACTION_CALL_BACK_FROM_NOTIFICATION =
     35             "com.android.server.telecom.ACTION_CALL_BACK_FROM_NOTIFICATION";
     36 
     37     /** The action used to clear missed calls. */
     38     static final String ACTION_CLEAR_MISSED_CALLS =
     39             "com.android.server.telecom.ACTION_CLEAR_MISSED_CALLS";
     40 
     41     /** {@inheritDoc} */
     42     @Override
     43     public void onReceive(Context context, Intent intent) {
     44         String action = intent.getAction();
     45 
     46         Log.v(this, "Action received: %s.", action);
     47 
     48         MissedCallNotifier missedCallNotifier = CallsManager.getInstance().getMissedCallNotifier();
     49 
     50         // Send an SMS from the missed call notification.
     51         if (ACTION_SEND_SMS_FROM_NOTIFICATION.equals(action)) {
     52             // Close the notification shade and the notification itself.
     53             closeSystemDialogs(context);
     54             missedCallNotifier.clearMissedCalls();
     55 
     56             Intent callIntent = new Intent(Intent.ACTION_SENDTO, intent.getData());
     57             callIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
     58             context.startActivity(callIntent);
     59 
     60         // Call back recent caller from the missed call notification.
     61         } else if (ACTION_CALL_BACK_FROM_NOTIFICATION.equals(action)) {
     62             // Close the notification shade and the notification itself.
     63             closeSystemDialogs(context);
     64             missedCallNotifier.clearMissedCalls();
     65 
     66             Intent callIntent = new Intent(Intent.ACTION_CALL_PRIVILEGED, intent.getData());
     67             callIntent.setFlags(
     68                     Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
     69             context.startActivity(callIntent);
     70 
     71         // Clear the missed call notification and call log entries.
     72         } else if (ACTION_CLEAR_MISSED_CALLS.equals(action)) {
     73             missedCallNotifier.clearMissedCalls();
     74         }
     75     }
     76 
     77     /**
     78      * Closes open system dialogs and the notification shade.
     79      */
     80     private void closeSystemDialogs(Context context) {
     81         Intent intent = new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
     82         context.sendBroadcastAsUser(intent, UserHandle.ALL);
     83     }
     84 }
     85