1 /*
2  * Copyright (C) 2008 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.settings.bluetooth;
18 
19 import android.bluetooth.BluetoothDevice;
20 import android.content.BroadcastReceiver;
21 import android.content.Context;
22 import android.content.Intent;
23 import android.os.PowerManager;
24 import android.os.UserHandle;
25 
26 /**
27  * BluetoothPairingRequest is a receiver for any Bluetooth pairing request. It
28  * checks if the Bluetooth Settings is currently visible and brings up the PIN, the passkey or a
29  * confirmation entry dialog. Otherwise it starts the BluetoothPairingService which
30  * starts a notification in the status bar that can be clicked to bring up the same dialog.
31  */
32 public final class BluetoothPairingRequest extends BroadcastReceiver {
33 
34     @Override
onReceive(Context context, Intent intent)35     public void onReceive(Context context, Intent intent) {
36         String action = intent.getAction();
37         if (action == null || !action.equals(BluetoothDevice.ACTION_PAIRING_REQUEST)) {
38             return;
39         }
40 
41         PowerManager powerManager = context.getSystemService(PowerManager.class);
42         BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
43         int pairingVariant = intent.getIntExtra(BluetoothDevice.EXTRA_PAIRING_VARIANT,
44                 BluetoothDevice.ERROR);
45         String deviceAddress = device != null ? device.getAddress() : null;
46         String deviceName = device != null ? device.getName() : null;
47         boolean shouldShowDialog = LocalBluetoothPreferences.shouldShowDialogInForeground(
48                 context, deviceAddress, deviceName);
49 
50         // Skips consent pairing dialog if the device was recently associated with CDM
51         if (pairingVariant == BluetoothDevice.PAIRING_VARIANT_CONSENT
52                 && device.canBondWithoutDialog()) {
53             device.setPairingConfirmation(true);
54         } else if (powerManager.isInteractive() && shouldShowDialog) {
55             // Since the screen is on and the BT-related activity is in the foreground,
56             // just open the dialog
57             // convert broadcast intent into activity intent (same action string)
58             Intent pairingIntent = BluetoothPairingService.getPairingDialogIntent(context, intent,
59                     BluetoothDevice.EXTRA_PAIRING_INITIATOR_FOREGROUND);
60 
61             context.startActivityAsUser(pairingIntent, UserHandle.CURRENT);
62         } else {
63             // Put up a notification that leads to the dialog
64             intent.setClass(context, BluetoothPairingService.class);
65             intent.setAction(BluetoothDevice.ACTION_PAIRING_REQUEST);
66             context.startServiceAsUser(intent, UserHandle.CURRENT);
67         }
68     }
69 }
70