Merge "Show user dialog for BT connection and phonebook access"

2 files changed, 339 insertions, 0 deletions

diff --git a/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java b/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java
new file mode 100644
index 0000000..1a0965c
--- /dev/null
+++ b/src/com/android/settings/bluetooth/BluetoothPermissionActivity.java
@@ -0,0 +1,232 @@
+/*
+ * 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.bluetooth.BluetoothDevice;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Bundle;
+import android.preference.Preference;
+import android.util.Log;
+import android.view.View;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Button;
+import android.widget.CompoundButton.OnCheckedChangeListener;
+
+import com.android.internal.app.AlertActivity;
+import com.android.internal.app.AlertController;
+
+import com.android.settings.R;
+
+/**
+ * BluetoothPermissionActivity shows a dialog for accepting incoming
+ * profile connection request from untrusted devices.
+ * It is also used to show a dialogue for accepting incoming phonebook
+ * read request. The request could be initiated by PBAP PCE or by HF AT+CPBR.
+ */
+public class BluetoothPermissionActivity extends AlertActivity implements
+        DialogInterface.OnClickListener, Preference.OnPreferenceChangeListener {
+    private static final String TAG = "BluetoothPermissionActivity";
+    private static final boolean DEBUG = Utils.D;
+
+    private View mView;
+    private TextView messageView;
+    private Button mOkButton;
+    private BluetoothDevice mDevice;
+
+    private CheckBox mAlwaysAllowed;
+    private boolean mAlwaysAllowedValue = true;
+
+    private String mReturnPackage = null;
+    private String mReturnClass = null;
+
+    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String action = intent.getAction();
+            if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL)) {
+                BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+                if (mDevice.equals(device)) dismissDialog();
+            }
+        }
+    };
+
+    private void dismissDialog() {
+        this.dismiss();
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Intent i = getIntent();
+        String action = i.getAction();
+        mDevice = i.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+        mReturnPackage = i.getStringExtra(BluetoothDevice.EXTRA_PACKAGE_NAME);
+        mReturnClass = i.getStringExtra(BluetoothDevice.EXTRA_CLASS_NAME);
+
+        if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_REQUEST)) {
+            mDevice = i.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+            if (i.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE,
+                              BluetoothDevice.REQUEST_TYPE_PHONEBOOK_ACCESS) ==
+                BluetoothDevice.REQUEST_TYPE_PROFILE_CONNECTION) {
+                showConnectionDialog();
+            } else {
+                showPbapDialog();
+            }
+        } else {
+            Log.e(TAG, "Error: this activity may be started only with intent "
+                    + "ACTION_CONNECTION_ACCESS_REQUEST");
+            finish();
+        }
+        registerReceiver(mReceiver,
+                         new IntentFilter(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL));
+    }
+
+    private void showConnectionDialog() {
+        final AlertController.AlertParams p = mAlertParams;
+        p.mIconId = android.R.drawable.ic_dialog_info;
+        p.mTitle = getString(R.string.bluetooth_connection_permission_request);
+        p.mView = createConnectionDialogView();
+        p.mPositiveButtonText = getString(R.string.yes);
+        p.mPositiveButtonListener = this;
+        p.mNegativeButtonText = getString(R.string.no);
+        p.mNegativeButtonListener = this;
+        mOkButton = mAlert.getButton(DialogInterface.BUTTON_POSITIVE);
+        setupAlert();
+    }
+
+    private void showPbapDialog() {
+        final AlertController.AlertParams p = mAlertParams;
+        p.mIconId = android.R.drawable.ic_dialog_info;
+        p.mTitle = getString(R.string.bluetooth_phonebook_request);
+        p.mView = createPbapDialogView();
+        p.mPositiveButtonText = getString(android.R.string.yes);
+        p.mPositiveButtonListener = this;
+        p.mNegativeButtonText = getString(android.R.string.no);
+        p.mNegativeButtonListener = this;
+        mOkButton = mAlert.getButton(DialogInterface.BUTTON_POSITIVE);
+        setupAlert();
+    }
+
+    private String createConnectionDisplayText() {
+        String mRemoteName = mDevice != null ? mDevice.getName() : null;
+
+        if (mRemoteName == null) mRemoteName = getString(R.string.unknown);
+        String mMessage1 = getString(R.string.bluetooth_connection_dialog_text,
+                mRemoteName);
+        return mMessage1;
+    }
+
+    private String createPbapDisplayText() {
+        String mRemoteName = mDevice != null ? mDevice.getName() : null;
+
+        if (mRemoteName == null) mRemoteName = getString(R.string.unknown);
+        String mMessage1 = getString(R.string.bluetooth_pb_acceptance_dialog_text,
+                                     mRemoteName, mRemoteName);
+        return mMessage1;
+    }
+
+    private View createConnectionDialogView() {
+        mView = getLayoutInflater().inflate(R.layout.bluetooth_connection_access, null);
+        messageView = (TextView)mView.findViewById(R.id.message);
+        messageView.setText(createConnectionDisplayText());
+        return mView;
+    }
+
+    private View createPbapDialogView() {
+        mView = getLayoutInflater().inflate(R.layout.bluetooth_pb_access, null);
+        messageView = (TextView)mView.findViewById(R.id.message);
+        messageView.setText(createPbapDisplayText());
+        mAlwaysAllowed = (CheckBox)mView.findViewById(R.id.bluetooth_pb_alwaysallowed);
+        mAlwaysAllowed.setChecked(true);
+        mAlwaysAllowed.setOnCheckedChangeListener(new OnCheckedChangeListener() {
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                if (isChecked) {
+                    mAlwaysAllowedValue = true;
+                } else {
+                    mAlwaysAllowedValue = false;
+                }
+            }
+            });
+        return mView;
+    }
+
+    private void onPositive() {
+        if (DEBUG) Log.d(TAG, "onPositive mAlwaysAllowedValue: " + mAlwaysAllowedValue);
+        sendIntentToReceiver(BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY, true,
+                             BluetoothDevice.EXTRA_ALWAYS_ALLOWED, mAlwaysAllowedValue);
+        finish();
+    }
+
+    private void onNegative() {
+        if (DEBUG) Log.d(TAG, "onNegative mAlwaysAllowedValue: " + mAlwaysAllowedValue);
+        sendIntentToReceiver(BluetoothDevice.ACTION_CONNECTION_ACCESS_REPLY, false,
+                             null, false // dummy value, no effect since last param is null
+                             );
+        finish();
+    }
+
+    private void sendIntentToReceiver(final String intentName, final boolean allowed,
+                                      final String extraName, final boolean extraValue) {
+        Intent intent = new Intent(intentName);
+
+        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);
+
+        if (extraName != null) {
+            intent.putExtra(extraName, extraValue);
+        }
+        intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mDevice);
+        sendBroadcast(intent, android.Manifest.permission.BLUETOOTH_ADMIN);
+    }
+
+    public void onClick(DialogInterface dialog, int which) {
+        switch (which) {
+            case DialogInterface.BUTTON_POSITIVE:
+                onPositive();
+                break;
+
+            case DialogInterface.BUTTON_NEGATIVE:
+                onNegative();
+                break;
+            default:
+                break;
+        }
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        unregisterReceiver(mReceiver);
+    }
+
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        return true;
+    }
+}
diff --git a/src/com/android/settings/bluetooth/BluetoothPermissionRequest.java b/src/com/android/settings/bluetooth/BluetoothPermissionRequest.java
new file mode 100644
index 0000000..c769ba6
--- /dev/null
+++ b/src/com/android/settings/bluetooth/BluetoothPermissionRequest.java
@@ -0,0 +1,107 @@
+/*
+ * 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.util.Log;
+
+import com.android.settings.R;
+
+/**
+ * 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;
+    public static final int NOTIFICATION_ID = android.R.drawable.stat_sys_data_bluetooth;
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        String action = intent.getAction();
+
+        if (DEBUG) Log.d(TAG, "onReceive");
+
+        if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_REQUEST)) {
+            // convert broadcast intent into activity intent (same action string)
+            BluetoothDevice device =
+                intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
+            int requestType = intent.getIntExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE,
+                                                 BluetoothDevice.REQUEST_TYPE_PROFILE_CONNECTION);
+            String returnPackage = intent.getStringExtra(BluetoothDevice.EXTRA_PACKAGE_NAME);
+            String returnClass = intent.getStringExtra(BluetoothDevice.EXTRA_CLASS_NAME);
+
+            Intent connectionAccessIntent = new Intent(action);
+            connectionAccessIntent.setClass(context, BluetoothPermissionActivity.class);
+            connectionAccessIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_ACCESS_REQUEST_TYPE, requestType);
+            connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
+            connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_PACKAGE_NAME, returnPackage);
+            connectionAccessIntent.putExtra(BluetoothDevice.EXTRA_CLASS_NAME, returnClass);
+
+            String deviceAddress = device != null ? device.getAddress() : null;
+
+            PowerManager powerManager =
+                (PowerManager) context.getSystemService(Context.POWER_SERVICE);
+
+            if (powerManager.isScreenOn() &&
+                LocalBluetoothPreferences.shouldShowDialogInForeground(context, deviceAddress) ) {
+                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.putExtra(BluetoothDevice.EXTRA_DEVICE, device);
+                deleteIntent.putExtra(BluetoothDevice.EXTRA_CONNECTION_ACCESS_RESULT,
+                        BluetoothDevice.CONNECTION_ACCESS_NO);
+
+                Notification notification = new Notification(android.R.drawable.stat_sys_data_bluetooth,
+                    context.getString(R.string.bluetooth_connection_permission_request),
+                    System.currentTimeMillis());
+                String deviceName = device != null ? device.getName() : null;
+                notification.setLatestEventInfo(context,
+                    context.getString(R.string.bluetooth_connection_permission_request),
+                    context.getString(R.string.bluetooth_connection_notif_message, deviceName),
+                    PendingIntent.getActivity(context, 0, connectionAccessIntent, 0));
+                notification.flags = Notification.FLAG_AUTO_CANCEL |
+                                     Notification.FLAG_ONLY_ALERT_ONCE;
+                notification.defaults = Notification.DEFAULT_SOUND;
+                notification.deleteIntent = PendingIntent.getBroadcast(context, 0, deleteIntent, 0);
+
+                NotificationManager notificationManager =
+                    (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
+                notificationManager.notify(NOTIFICATION_ID, notification);
+            }
+        } else if (action.equals(BluetoothDevice.ACTION_CONNECTION_ACCESS_CANCEL)) {
+            // Remove the notification
+            NotificationManager manager = (NotificationManager) context
+                .getSystemService(Context.NOTIFICATION_SERVICE);
+            manager.cancel(NOTIFICATION_ID);
+        }
+   }
+}