| /* | |
| * 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.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"; | |
| 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 (com.android.settings.Utils.isManagedProfile(um)) { | |
| 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 { | |
| // Acquire wakelock so that LCD comes up since screen is off | |
| PowerManager.WakeLock wakeLock = powerManager.newWakeLock(PowerManager.FULL_WAKE_LOCK | | |
| PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.ON_AFTER_RELEASE, | |
| "ConnectionAccessActivity"); | |
| wakeLock.setReferenceCounted(false); | |
| wakeLock.acquire(); | |
| // 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.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 = mDevice != null ? mDevice.getAliasName() : null; | |
| 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; | |
| } | |
| Notification notification = new Notification.Builder(context) | |
| .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)) | |
| .build(); | |
| notification.flags |= Notification.FLAG_NO_CLEAR; // Cannot be set with the builder. | |
| NotificationManager notificationManager = | |
| (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); | |
| notificationManager.notify(getNotificationTag(mRequestType), NOTIFICATION_ID, | |
| notification); | |
| wakeLock.release(); | |
| } | |
| } 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(bluetoothManager.getBluetoothAdapter(), | |
| bluetoothManager.getProfileManager(), mDevice); | |
| } | |
| String intentName = BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY; | |
| if (mRequestType == BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS) { | |
| int phonebookPermission = cachedDevice.getPhonebookPermissionChoice(); | |
| if (phonebookPermission == CachedBluetoothDevice.ACCESS_UNKNOWN) { | |
| // Leave 'processed' as false. | |
| } else if (phonebookPermission == CachedBluetoothDevice.ACCESS_ALLOWED) { | |
| sendReplyIntentToReceiver(true); | |
| processed = true; | |
| } else if (phonebookPermission == CachedBluetoothDevice.ACCESS_REJECTED) { | |
| sendReplyIntentToReceiver(false); | |
| processed = true; | |
| } else { | |
| Log.e(TAG, "Bad phonebookPermission: " + phonebookPermission); | |
| } | |
| } else if (mRequestType == BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS) { | |
| int messagePermission = cachedDevice.getMessagePermissionChoice(); | |
| if (messagePermission == CachedBluetoothDevice.ACCESS_UNKNOWN) { | |
| // Leave 'processed' as false. | |
| } else if (messagePermission == CachedBluetoothDevice.ACCESS_ALLOWED) { | |
| sendReplyIntentToReceiver(true); | |
| processed = true; | |
| } else if (messagePermission == CachedBluetoothDevice.ACCESS_REJECTED) { | |
| sendReplyIntentToReceiver(false); | |
| processed = true; | |
| } else { | |
| Log.e(TAG, "Bad messagePermission: " + messagePermission); | |
| } | |
| } else if(mRequestType == BluetoothDevice.REQUEST_TYPE_SIM_ACCESS) { | |
| int simPermission = cachedDevice.getSimPermissionChoice(); | |
| if (simPermission == CachedBluetoothDevice.ACCESS_UNKNOWN) { | |
| // Leave 'processed' as false. | |
| } else if (simPermission == CachedBluetoothDevice.ACCESS_ALLOWED) { | |
| sendReplyIntentToReceiver(true); | |
| processed = true; | |
| } else if (simPermission == CachedBluetoothDevice.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); | |
| } | |
| } |