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/*
* Copyright (C) 2022 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.systemui;
import android.annotation.SdkConstant;
import android.annotation.SdkConstant.SdkConstantType;
import android.app.AlertDialog;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.UserInfo;
import android.os.UserHandle;
import com.android.internal.logging.UiEventLogger;
import com.android.systemui.broadcast.BroadcastDispatcher;
import com.android.systemui.qs.QSUserSwitcherEvent;
import com.android.systemui.settings.UserTracker;
import com.android.systemui.statusbar.phone.SystemUIDialog;
import com.android.systemui.statusbar.policy.UserSwitcherController;
import javax.inject.Inject;
import dagger.assisted.Assisted;
import dagger.assisted.AssistedFactory;
import dagger.assisted.AssistedInject;
/**
* Manages handling of guest session persistent notification
* and actions to reset guest or exit guest session
*/
public final class GuestResetOrExitSessionReceiver extends BroadcastReceiver {
private static final String TAG = GuestResetOrExitSessionReceiver.class.getSimpleName();
/**
* Broadcast sent to the system when guest user needs to be reset.
* This is only sent to registered receivers, not manifest receivers.
*
* @hide
*/
@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
public static final String ACTION_GUEST_RESET = "android.intent.action.GUEST_RESET";
/**
* Broadcast sent to the system when guest user needs to exit.
* This is only sent to registered receivers, not manifest receivers.
*
* @hide
*/
@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
public static final String ACTION_GUEST_EXIT = "android.intent.action.GUEST_EXIT";
public AlertDialog mExitSessionDialog;
public AlertDialog mResetSessionDialog;
private final UserTracker mUserTracker;
private final BroadcastDispatcher mBroadcastDispatcher;
private final ResetSessionDialog.Factory mResetSessionDialogFactory;
private final ExitSessionDialog.Factory mExitSessionDialogFactory;
@Inject
public GuestResetOrExitSessionReceiver(UserTracker userTracker,
BroadcastDispatcher broadcastDispatcher,
ResetSessionDialog.Factory resetSessionDialogFactory,
ExitSessionDialog.Factory exitSessionDialogFactory) {
mUserTracker = userTracker;
mBroadcastDispatcher = broadcastDispatcher;
mResetSessionDialogFactory = resetSessionDialogFactory;
mExitSessionDialogFactory = exitSessionDialogFactory;
}
/**
* Register this receiver with the {@link BroadcastDispatcher}
*/
public void register() {
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(ACTION_GUEST_RESET);
intentFilter.addAction(ACTION_GUEST_EXIT);
mBroadcastDispatcher.registerReceiver(this, intentFilter, null /* handler */,
UserHandle.SYSTEM);
}
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
cancelResetDialog();
cancelExitDialog();
UserInfo currentUser = mUserTracker.getUserInfo();
if (!currentUser.isGuest()) {
return;
}
if (ACTION_GUEST_RESET.equals(action)) {
mResetSessionDialog = mResetSessionDialogFactory.create(currentUser.id);
mResetSessionDialog.show();
} else if (ACTION_GUEST_EXIT.equals(action)) {
mExitSessionDialog = mExitSessionDialogFactory.create(currentUser.id,
currentUser.isEphemeral());
mExitSessionDialog.show();
}
}
private void cancelResetDialog() {
if (mResetSessionDialog != null && mResetSessionDialog.isShowing()) {
mResetSessionDialog.cancel();
mResetSessionDialog = null;
}
}
private void cancelExitDialog() {
if (mExitSessionDialog != null && mExitSessionDialog.isShowing()) {
mExitSessionDialog.cancel();
mExitSessionDialog = null;
}
}
/**
* Dialog shown when asking for confirmation before
* reset and restart of guest user.
*/
public static final class ResetSessionDialog extends SystemUIDialog implements
DialogInterface.OnClickListener {
private final UserSwitcherController mUserSwitcherController;
private final UiEventLogger mUiEventLogger;
private final int mUserId;
/** Factory class to create guest reset dialog instance */
@AssistedFactory
public interface Factory {
/** Create a guest reset dialog instance */
ResetSessionDialog create(int userId);
}
@AssistedInject
ResetSessionDialog(Context context,
UserSwitcherController userSwitcherController,
UiEventLogger uiEventLogger,
@Assisted int userId) {
super(context);
setTitle(com.android.settingslib.R.string.guest_reset_and_restart_dialog_title);
setMessage(context.getString(
com.android.settingslib.R.string.guest_reset_and_restart_dialog_message));
setButton(DialogInterface.BUTTON_NEUTRAL,
context.getString(android.R.string.cancel), this);
setButton(DialogInterface.BUTTON_POSITIVE,
context.getString(
com.android.settingslib.R.string.guest_reset_guest_confirm_button), this);
setCanceledOnTouchOutside(false);
mUserSwitcherController = userSwitcherController;
mUiEventLogger = uiEventLogger;
mUserId = userId;
}
@Override
public void onClick(DialogInterface dialog, int which) {
if (which == DialogInterface.BUTTON_POSITIVE) {
mUiEventLogger.log(QSUserSwitcherEvent.QS_USER_GUEST_REMOVE);
mUserSwitcherController.removeGuestUser(mUserId, UserHandle.USER_NULL);
} else if (which == DialogInterface.BUTTON_NEUTRAL) {
cancel();
}
}
}
/**
* Dialog shown when asking for confirmation before
* exit of guest user.
*/
public static final class ExitSessionDialog extends SystemUIDialog implements
DialogInterface.OnClickListener {
private final UserSwitcherController mUserSwitcherController;
private final int mUserId;
private boolean mIsEphemeral;
/** Factory class to create guest exit dialog instance */
@AssistedFactory
public interface Factory {
/** Create a guest exit dialog instance */
ExitSessionDialog create(int userId, boolean isEphemeral);
}
@AssistedInject
ExitSessionDialog(Context context,
UserSwitcherController userSwitcherController,
@Assisted int userId,
@Assisted boolean isEphemeral) {
super(context);
if (isEphemeral) {
setTitle(context.getString(
com.android.settingslib.R.string.guest_exit_dialog_title));
setMessage(context.getString(
com.android.settingslib.R.string.guest_exit_dialog_message));
setButton(DialogInterface.BUTTON_NEUTRAL,
context.getString(android.R.string.cancel), this);
setButton(DialogInterface.BUTTON_POSITIVE,
context.getString(
com.android.settingslib.R.string.guest_exit_dialog_button), this);
} else {
setTitle(context.getString(
com.android.settingslib
.R.string.guest_exit_dialog_title_non_ephemeral));
setMessage(context.getString(
com.android.settingslib
.R.string.guest_exit_dialog_message_non_ephemeral));
setButton(DialogInterface.BUTTON_NEUTRAL,
context.getString(android.R.string.cancel), this);
setButton(DialogInterface.BUTTON_NEGATIVE,
context.getString(
com.android.settingslib.R.string.guest_exit_clear_data_button), this);
setButton(DialogInterface.BUTTON_POSITIVE,
context.getString(
com.android.settingslib.R.string.guest_exit_save_data_button), this);
}
setCanceledOnTouchOutside(false);
mUserSwitcherController = userSwitcherController;
mUserId = userId;
mIsEphemeral = isEphemeral;
}
@Override
public void onClick(DialogInterface dialog, int which) {
if (mIsEphemeral) {
if (which == DialogInterface.BUTTON_POSITIVE) {
// Ephemeral guest: exit guest, guest is removed by the system
// on exit, since its marked ephemeral
mUserSwitcherController.exitGuestUser(mUserId, UserHandle.USER_NULL, false);
} else if (which == DialogInterface.BUTTON_NEUTRAL) {
// Cancel clicked, do nothing
cancel();
}
} else {
if (which == DialogInterface.BUTTON_POSITIVE) {
// Non-ephemeral guest: exit guest, guest is not removed by the system
// on exit, since its marked non-ephemeral
mUserSwitcherController.exitGuestUser(mUserId, UserHandle.USER_NULL, false);
} else if (which == DialogInterface.BUTTON_NEGATIVE) {
// Non-ephemeral guest: remove guest and then exit
mUserSwitcherController.exitGuestUser(mUserId, UserHandle.USER_NULL, true);
} else if (which == DialogInterface.BUTTON_NEUTRAL) {
// Cancel clicked, do nothing
cancel();
}
}
}
}
}
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