| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.settings.bluetooth; |
| |
| import android.app.Notification; |
| import android.app.NotificationChannel; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.bluetooth.BluetoothDevice; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.os.PowerManager; |
| import android.os.UserManager; |
| import android.util.Log; |
| |
| import com.android.settings.R; |
| import com.android.settingslib.bluetooth.CachedBluetoothDevice; |
| import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager; |
| import com.android.settingslib.bluetooth.LocalBluetoothManager; |
| |
| /** |
| * BluetoothPermissionRequest is a receiver to receive Bluetooth connection |
| * access request. |
| */ |
| public final class BluetoothPermissionRequest extends BroadcastReceiver { |
| |
| private static final String TAG = "BluetoothPermissionRequest"; |
| private static final boolean DEBUG = Utils.V; |
| private static final int NOTIFICATION_ID = android.R.drawable.stat_sys_data_bluetooth; |
| |
| private static final String NOTIFICATION_TAG_PBAP = "Phonebook Access" ; |
| private static final String NOTIFICATION_TAG_MAP = "Message Access"; |
| private static final String NOTIFICATION_TAG_SAP = "SIM Access"; |
| /* TODO: Consolidate this multiple defined but common channel ID with other |
| * handlers that declare and use the same channel ID */ |
| private static final String BLUETOOTH_NOTIFICATION_CHANNEL = |
| "bluetooth_notification_channel"; |
| |
| private NotificationChannel mNotificationChannel = null; |
| |
| Context mContext; |
| int mRequestType; |
| BluetoothDevice mDevice; |
| String mReturnPackage = null; |
| String mReturnClass = null; |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| mContext = context; |
| String action = intent.getAction(); |
| |
| if (DEBUG) Log.d(TAG, "onReceive" + action); |
| |
| if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_REQUEST)) { |
| UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE); |
| // skip the notification for managed profiles. |
| if (um.isManagedProfile()) { |
| if (DEBUG) Log.d(TAG, "Blocking notification for managed profile."); |
| return; |
| } |
| // convert broadcast intent into activity intent (same action string) |
| mDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); |
| mRequestType = intent.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, |
| BluetoothDevice.REQUEST_TYPE_PROFILE_CONNECTION); |
| mReturnPackage = intent.getStringExtra(BluetoothDevice.EXTRA_PACKAGE_NAME); |
| mReturnClass = intent.getStringExtra(BluetoothDevice.EXTRA_CLASS_NAME); |
| |
| if (DEBUG) Log.d(TAG, "onReceive request type: " + mRequestType + " return " |
| + mReturnPackage + "," + mReturnClass); |
| |
| // Even if the user has already made the choice, Bluetooth still may not know that if |
| // the user preference data have not been migrated from Settings app's shared |
| // preferences to Bluetooth app's. In that case, Bluetooth app broadcasts an |
| // ACTION_CONNECTION_ACCESS_REQUEST intent to ask to Settings app. |
| // |
| // If that happens, 'checkUserChoice()' here will do migration because it finds or |
| // creates a 'CachedBluetoothDevice' object for the device. |
| // |
| // After migration is done, 'checkUserChoice()' replies to the request by sending an |
| // ACTION_CONNECTION_ACCESS_REPLY intent. And we don't need to start permission activity |
| // dialog or notification. |
| if (checkUserChoice()) { |
| return; |
| } |
| |
| Intent connectionAccessIntent = new Intent(action); |
| connectionAccessIntent.setClass(context, BluetoothPermissionActivity.class); |
| // We use the FLAG_ACTIVITY_MULTIPLE_TASK since we can have multiple concurrent access |
| // requests. |
| connectionAccessIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK |
| | Intent.FLAG_ACTIVITY_MULTIPLE_TASK); |
| // This is needed to create two pending intents to the same activity. The value is not |
| // used in the activity. |
| connectionAccessIntent.setType(Integer.toString(mRequestType)); |
| connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, |
| mRequestType); |
| connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice); |
| connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_PACKAGE_NAME, mReturnPackage); |
| connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_CLASS_NAME, mReturnClass); |
| |
| String deviceAddress = mDevice != null ? mDevice.getAddress() : null; |
| String deviceName = mDevice != null ? mDevice.getName() : null; |
| String title = null; |
| String message = null; |
| PowerManager powerManager = |
| (PowerManager) context.getSystemService(Context.POWER_SERVICE); |
| |
| if (powerManager.isScreenOn() |
| && LocalBluetoothPreferences.shouldShowDialogInForeground( |
| context, deviceAddress, deviceName)) { |
| context.startActivity(connectionAccessIntent); |
| } else { |
| // Put up a notification that leads to the dialog |
| |
| // Create an intent triggered by clicking on the |
| // "Clear All Notifications" button |
| |
| Intent deleteIntent = new Intent(BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY); |
| deleteIntent.setPackage("com.android.bluetooth"); |
| deleteIntent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice); |
| deleteIntent.putExtra(BluetoothDevice.EXTRA_CONNECTION_ACCESS_RESULT, |
| BluetoothDevice.CONNECTION_ACCESS_NO); |
| deleteIntent.putExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, mRequestType); |
| String deviceAlias = Utils.createRemoteName(context, mDevice); |
| switch (mRequestType) { |
| case BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS: |
| title = context.getString(R.string.bluetooth_phonebook_request); |
| message = context.getString(R.string.bluetooth_pb_acceptance_dialog_text, |
| deviceAlias, deviceAlias); |
| break; |
| case BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS: |
| title = context.getString(R.string.bluetooth_map_request); |
| message = context.getString(R.string.bluetooth_map_acceptance_dialog_text, |
| deviceAlias, deviceAlias); |
| break; |
| case BluetoothDevice.REQUEST_TYPE_SIM_ACCESS: |
| title = context.getString(R.string.bluetooth_sap_request); |
| message = context.getString(R.string.bluetooth_sap_acceptance_dialog_text, |
| deviceAlias, deviceAlias); |
| break; |
| default: |
| title = context.getString(R.string.bluetooth_connection_permission_request); |
| message = context.getString(R.string.bluetooth_connection_dialog_text, |
| deviceAlias, deviceAlias); |
| break; |
| } |
| NotificationManager notificationManager = |
| (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); |
| if (mNotificationChannel == null) { |
| mNotificationChannel = new NotificationChannel(BLUETOOTH_NOTIFICATION_CHANNEL, |
| context.getString(R.string.bluetooth), |
| NotificationManager.IMPORTANCE_HIGH); |
| notificationManager.createNotificationChannel(mNotificationChannel); |
| } |
| Notification notification = new Notification.Builder(context, |
| BLUETOOTH_NOTIFICATION_CHANNEL) |
| .setContentTitle(title) |
| .setTicker(message) |
| .setContentText(message) |
| .setSmallIcon(android.R.drawable.stat_sys_data_bluetooth) |
| .setAutoCancel(true) |
| .setPriority(Notification.PRIORITY_MAX) |
| .setOnlyAlertOnce(false) |
| .setDefaults(Notification.DEFAULT_ALL) |
| .setContentIntent(PendingIntent.getActivity(context, 0, |
| connectionAccessIntent, 0)) |
| .setDeleteIntent(PendingIntent.getBroadcast(context, 0, deleteIntent, 0)) |
| .setColor(context.getColor( |
| com.android.internal.R.color.system_notification_accent_color)) |
| .setLocalOnly(true) |
| .build(); |
| |
| notification.flags |= Notification.FLAG_NO_CLEAR; // Cannot be set with the builder. |
| |
| notificationManager.notify(getNotificationTag(mRequestType), NOTIFICATION_ID, |
| notification); |
| } |
| } else if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL)) { |
| // Remove the notification |
| NotificationManager manager = (NotificationManager) context |
| .getSystemService(Context.NOTIFICATION_SERVICE); |
| mRequestType = intent.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, |
| BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS); |
| manager.cancel(getNotificationTag(mRequestType), NOTIFICATION_ID); |
| } |
| } |
| |
| private String getNotificationTag(int requestType) { |
| if(requestType == BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS) { |
| return NOTIFICATION_TAG_PBAP; |
| } else if(mRequestType == BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS) { |
| return NOTIFICATION_TAG_MAP; |
| } else if(mRequestType == BluetoothDevice.REQUEST_TYPE_SIM_ACCESS) { |
| return NOTIFICATION_TAG_SAP; |
| } |
| return null; |
| } |
| |
| /** |
| * @return true user had made a choice, this method replies to the request according |
| * to user's previous decision |
| * false user hadnot made any choice on this device |
| */ |
| private boolean checkUserChoice() { |
| boolean processed = false; |
| |
| // ignore if it is something else than phonebook/message settings it wants us to remember |
| if (mRequestType != BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS |
| && mRequestType != BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS |
| && mRequestType != BluetoothDevice.REQUEST_TYPE_SIM_ACCESS) { |
| if (DEBUG) Log.d(TAG, "checkUserChoice(): Unknown RequestType " + mRequestType); |
| return processed; |
| } |
| |
| LocalBluetoothManager bluetoothManager = Utils.getLocalBtManager(mContext); |
| CachedBluetoothDeviceManager cachedDeviceManager = |
| bluetoothManager.getCachedDeviceManager(); |
| CachedBluetoothDevice cachedDevice = cachedDeviceManager.findDevice(mDevice); |
| if (cachedDevice == null) { |
| cachedDevice = cachedDeviceManager.addDevice(mDevice); |
| } |
| |
| String intentName = BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY; |
| |
| if (mRequestType == BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS) { |
| int phonebookPermission = mDevice.getPhonebookAccessPermission(); |
| |
| if (phonebookPermission == BluetoothDevice.ACCESS_UNKNOWN) { |
| // Leave 'processed' as false. |
| } else if (phonebookPermission == BluetoothDevice.ACCESS_ALLOWED) { |
| sendReplyIntentToReceiver(true); |
| processed = true; |
| } else if (phonebookPermission == BluetoothDevice.ACCESS_REJECTED) { |
| sendReplyIntentToReceiver(false); |
| processed = true; |
| } else { |
| Log.e(TAG, "Bad phonebookPermission: " + phonebookPermission); |
| } |
| } else if (mRequestType == BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS) { |
| int messagePermission = mDevice.getMessageAccessPermission(); |
| |
| if (messagePermission == BluetoothDevice.ACCESS_UNKNOWN) { |
| // Leave 'processed' as false. |
| } else if (messagePermission == BluetoothDevice.ACCESS_ALLOWED) { |
| sendReplyIntentToReceiver(true); |
| processed = true; |
| } else if (messagePermission == BluetoothDevice.ACCESS_REJECTED) { |
| sendReplyIntentToReceiver(false); |
| processed = true; |
| } else { |
| Log.e(TAG, "Bad messagePermission: " + messagePermission); |
| } |
| } else if(mRequestType == BluetoothDevice.REQUEST_TYPE_SIM_ACCESS) { |
| int simPermission = mDevice.getSimAccessPermission(); |
| |
| if (simPermission == BluetoothDevice.ACCESS_UNKNOWN) { |
| // Leave 'processed' as false. |
| } else if (simPermission == BluetoothDevice.ACCESS_ALLOWED) { |
| sendReplyIntentToReceiver(true); |
| processed = true; |
| } else if (simPermission == BluetoothDevice.ACCESS_REJECTED) { |
| sendReplyIntentToReceiver(false); |
| processed = true; |
| } else { |
| Log.e(TAG, "Bad simPermission: " + simPermission); |
| } |
| } |
| if (DEBUG) Log.d(TAG,"checkUserChoice(): returning " + processed); |
| return processed; |
| } |
| |
| private void sendReplyIntentToReceiver(final boolean allowed) { |
| Intent intent = new Intent(BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY); |
| |
| if (mReturnPackage != null && mReturnClass != null) { |
| intent.setClassName(mReturnPackage, mReturnClass); |
| } |
| |
| intent.putExtra(BluetoothDevice.EXTRA_CONNECTION_ACCESS_RESULT, |
| allowed ? BluetoothDevice.CONNECTION_ACCESS_YES |
| : BluetoothDevice.CONNECTION_ACCESS_NO); |
| intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice); |
| intent.putExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, mRequestType); |
| mContext.sendBroadcast(intent, android.Manifest.permission.BLUETOOTH_ADMIN); |
| } |
| } |
