271 lines
11 KiB
Java
271 lines
11 KiB
Java
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.bluetooth;
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import android.bluetooth.BluetoothDevice;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.os.Bundle;
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import android.preference.Preference;
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import android.util.Log;
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import android.view.View;
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import android.widget.TextView;
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import android.widget.Button;
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import com.android.internal.app.AlertActivity;
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import com.android.internal.app.AlertController;
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import com.android.settings.R;
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import com.android.settingslib.bluetooth.CachedBluetoothDevice;
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import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager;
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import com.android.settingslib.bluetooth.LocalBluetoothManager;
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/**
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* BluetoothPermissionActivity shows a dialog for accepting incoming
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* profile connection request from untrusted devices.
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* It is also used to show a dialogue for accepting incoming phonebook
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* read request. The request could be initiated by PBAP PCE or by HF AT+CPBR.
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*/
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public class BluetoothPermissionActivity extends AlertActivity implements
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DialogInterface.OnClickListener, Preference.OnPreferenceChangeListener {
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private static final String TAG = "BluetoothPermissionActivity";
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private static final boolean DEBUG = Utils.D;
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private View mView;
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private TextView messageView;
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private Button mOkButton;
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private BluetoothDevice mDevice;
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private String mReturnPackage = null;
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private String mReturnClass = null;
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private int mRequestType = 0;
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private BroadcastReceiver mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL)) {
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int requestType = intent.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE,
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BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS);
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if (requestType != mRequestType) return;
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BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
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if (mDevice.equals(device)) dismissDialog();
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}
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}
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};
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private boolean mReceiverRegistered = false;
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private void dismissDialog() {
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this.dismiss();
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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Intent i = getIntent();
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String action = i.getAction();
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if (!action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_REQUEST)) {
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Log.e(TAG, "Error: this activity may be started only with intent "
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+ "ACTION_CONNECTION_ACCESS_REQUEST");
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finish();
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return;
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}
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mDevice = i.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
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mReturnPackage = i.getStringExtra(BluetoothDevice.EXTRA_PACKAGE_NAME);
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mReturnClass = i.getStringExtra(BluetoothDevice.EXTRA_CLASS_NAME);
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mRequestType = i.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE,
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BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS);
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if(DEBUG) Log.i(TAG, "onCreate() Request type: " + mRequestType);
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if (mRequestType == BluetoothDevice.REQUEST_TYPE_PROFILE_CONNECTION) {
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showDialog(getString(R.string.bluetooth_connection_permission_request), mRequestType);
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} else if (mRequestType == BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS) {
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showDialog(getString(R.string.bluetooth_phonebook_request), mRequestType);
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} else if (mRequestType == BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS) {
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showDialog(getString(R.string.bluetooth_map_request), mRequestType);
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} else if (mRequestType == BluetoothDevice.REQUEST_TYPE_SIM_ACCESS) {
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showDialog(getString(R.string.bluetooth_sap_request), mRequestType);
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}
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else {
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Log.e(TAG, "Error: bad request type: " + mRequestType);
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finish();
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return;
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}
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registerReceiver(mReceiver,
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new IntentFilter(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL));
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mReceiverRegistered = true;
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}
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private void showDialog(String title, int requestType)
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{
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final AlertController.AlertParams p = mAlertParams;
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p.mTitle = title;
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if(DEBUG) Log.i(TAG, "showDialog() Request type: " + mRequestType + " this: " + this);
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switch(requestType)
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{
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case BluetoothDevice.REQUEST_TYPE_PROFILE_CONNECTION:
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p.mView = createConnectionDialogView();
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break;
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case BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS:
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p.mView = createPhonebookDialogView();
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break;
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case BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS:
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p.mView = createMapDialogView();
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break;
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case BluetoothDevice.REQUEST_TYPE_SIM_ACCESS:
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p.mView = createSapDialogView();
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break;
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}
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p.mPositiveButtonText = getString(R.string.yes);
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p.mPositiveButtonListener = this;
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p.mNegativeButtonText = getString(R.string.no);
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p.mNegativeButtonListener = this;
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mOkButton = mAlert.getButton(DialogInterface.BUTTON_POSITIVE);
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setupAlert();
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}
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@Override
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public void onBackPressed() {
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/*we need an answer so ignore back button presses during auth */
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if(DEBUG) Log.i(TAG, "Back button pressed! ignoring");
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return;
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}
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private String createRemoteName()
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{
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String mRemoteName = mDevice != null ? mDevice.getAliasName() : null;
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if (mRemoteName == null) mRemoteName = getString(R.string.unknown);
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return mRemoteName;
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}
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// TODO(edjee): createConnectionDialogView, createPhonebookDialogView and createMapDialogView
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// are similar. Refactor them into one method.
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// Also, the string resources bluetooth_remember_choice and bluetooth_pb_remember_choice should
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// be removed.
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private View createConnectionDialogView() {
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String mRemoteName = createRemoteName();
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mView = getLayoutInflater().inflate(R.layout.bluetooth_access, null);
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messageView = (TextView)mView.findViewById(R.id.message);
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messageView.setText(getString(R.string.bluetooth_connection_dialog_text,
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mRemoteName));
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return mView;
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}
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private View createPhonebookDialogView() {
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String mRemoteName = createRemoteName();
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mView = getLayoutInflater().inflate(R.layout.bluetooth_access, null);
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messageView = (TextView)mView.findViewById(R.id.message);
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messageView.setText(getString(R.string.bluetooth_pb_acceptance_dialog_text,
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mRemoteName, mRemoteName));
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return mView;
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}
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private View createMapDialogView() {
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String mRemoteName = createRemoteName();
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mView = getLayoutInflater().inflate(R.layout.bluetooth_access, null);
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messageView = (TextView)mView.findViewById(R.id.message);
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messageView.setText(getString(R.string.bluetooth_map_acceptance_dialog_text,
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mRemoteName, mRemoteName));
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return mView;
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}
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private View createSapDialogView() {
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String mRemoteName = createRemoteName();
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mView = getLayoutInflater().inflate(R.layout.bluetooth_access, null);
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messageView = (TextView)mView.findViewById(R.id.message);
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messageView.setText(getString(R.string.bluetooth_sap_acceptance_dialog_text,
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mRemoteName, mRemoteName));
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return mView;
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}
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private void onPositive() {
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if (DEBUG) Log.d(TAG, "onPositive");
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sendReplyIntentToReceiver(true, true);
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finish();
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}
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private void onNegative() {
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if (DEBUG) Log.d(TAG, "onNegative");
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boolean always = true;
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if (mRequestType == BluetoothDevice.REQUEST_TYPE_MESSAGE_ACCESS) {
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LocalBluetoothManager bluetoothManager = Utils.getLocalBtManager(this);
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CachedBluetoothDeviceManager cachedDeviceManager =
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bluetoothManager.getCachedDeviceManager();
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CachedBluetoothDevice cachedDevice = cachedDeviceManager.findDevice(mDevice);
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if (cachedDevice == null) {
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cachedDevice = cachedDeviceManager.addDevice(bluetoothManager.getBluetoothAdapter(),
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bluetoothManager.getProfileManager(),
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mDevice);
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}
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always = cachedDevice.checkAndIncreaseMessageRejectionCount();
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}
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sendReplyIntentToReceiver(false, always);
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}
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private void sendReplyIntentToReceiver(final boolean allowed, final boolean always) {
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Intent intent = new Intent(BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY);
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if (mReturnPackage != null && mReturnClass != null) {
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intent.setClassName(mReturnPackage, mReturnClass);
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}
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if (DEBUG) Log.i(TAG, "sendReplyIntentToReceiver() Request type: " + mRequestType +
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" mReturnPackage" + mReturnPackage + " mReturnClass" + mReturnClass);
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intent.putExtra(BluetoothDevice.EXTRA_CONNECTION_ACCESS_RESULT,
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allowed ? BluetoothDevice.CONNECTION_ACCESS_YES
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: BluetoothDevice.CONNECTION_ACCESS_NO);
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intent.putExtra(BluetoothDevice.EXTRA_ALWAYS_ALLOWED, always);
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intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice);
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intent.putExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, mRequestType);
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sendBroadcast(intent, android.Manifest.permission.BLUETOOTH_ADMIN);
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}
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public void onClick(DialogInterface dialog, int which) {
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switch (which) {
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case DialogInterface.BUTTON_POSITIVE:
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onPositive();
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break;
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case DialogInterface.BUTTON_NEGATIVE:
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onNegative();
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break;
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default:
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break;
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}
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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if (mReceiverRegistered) {
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unregisterReceiver(mReceiver);
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mReceiverRegistered = false;
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}
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}
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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return true;
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}
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}
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