| /* |
| * Copyright (C) 2019 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.statusbar.phone |
| |
| import android.content.Context |
| import android.hardware.biometrics.BiometricSourceType |
| import android.hardware.face.FaceManager |
| import android.provider.Settings |
| import com.android.keyguard.KeyguardUpdateMonitor |
| import com.android.systemui.plugins.statusbar.StatusBarStateController |
| import com.android.systemui.statusbar.NotificationLockscreenUserManager |
| import com.android.systemui.statusbar.StatusBarState |
| import com.android.systemui.tuner.TunerService |
| import javax.inject.Inject |
| import javax.inject.Singleton |
| |
| @Singleton |
| class KeyguardBypassController { |
| |
| private val unlockMethodCache: UnlockMethodCache |
| private val statusBarStateController: StatusBarStateController |
| |
| /** |
| * The pending unlock type which is set if the bypass was blocked when it happened. |
| */ |
| private var pendingUnlockType: BiometricSourceType? = null |
| |
| lateinit var unlockController: BiometricUnlockController |
| var isPulseExpanding = false |
| |
| /** |
| * If face unlock dismisses the lock screen or keeps user on keyguard for the current user. |
| */ |
| var bypassEnabled: Boolean = false |
| get() = field && unlockMethodCache.isUnlockingWithFacePossible |
| private set |
| |
| var bouncerShowing: Boolean = false |
| var launchingAffordance: Boolean = false |
| var qSExpanded = false |
| set(value) { |
| val changed = field != value |
| field = value |
| if (changed && !value) { |
| maybePerformPendingUnlock() |
| } |
| } |
| |
| @Inject |
| constructor(context: Context, tunerService: TunerService, |
| statusBarStateController: StatusBarStateController, |
| lockscreenUserManager: NotificationLockscreenUserManager) { |
| unlockMethodCache = UnlockMethodCache.getInstance(context) |
| this.statusBarStateController = statusBarStateController |
| statusBarStateController.addCallback(object : StatusBarStateController.StateListener { |
| override fun onStateChanged(newState: Int) { |
| if (newState != StatusBarState.KEYGUARD) { |
| pendingUnlockType = null; |
| } |
| } |
| }) |
| val faceManager = context.getSystemService(FaceManager::class.java) |
| if (faceManager?.isHardwareDetected != true) { |
| return |
| } |
| |
| val dismissByDefault = if (context.resources.getBoolean( |
| com.android.internal.R.bool.config_faceAuthDismissesKeyguard)) 1 else 0 |
| tunerService.addTunable( |
| object : TunerService.Tunable { |
| override fun onTuningChanged(key: String?, newValue: String?) { |
| bypassEnabled = Settings.Secure.getIntForUser( |
| context.contentResolver, |
| Settings.Secure.FACE_UNLOCK_DISMISSES_KEYGUARD, |
| dismissByDefault, |
| KeyguardUpdateMonitor.getCurrentUser()) != 0 |
| } |
| }, Settings.Secure.FACE_UNLOCK_DISMISSES_KEYGUARD) |
| lockscreenUserManager.addUserChangedListener { pendingUnlockType = null } |
| } |
| |
| /** |
| * Notify that the biometric unlock has happened. |
| * |
| * @return false if we can not wake and unlock right now |
| */ |
| fun onBiometricAuthenticated(biometricSourceType: BiometricSourceType): Boolean { |
| if (bypassEnabled) { |
| if (bouncerShowing) { |
| // Whenever the bouncer is showing, we want to unlock. Otherwise we can get stuck |
| // in the shade locked where the bouncer wouldn't unlock |
| return true |
| } |
| if (statusBarStateController.state != StatusBarState.KEYGUARD) { |
| // We're bypassing but not actually on the lockscreen, the user should decide when |
| // to unlock |
| return false |
| } |
| if (launchingAffordance) { |
| return false |
| } |
| if (isPulseExpanding || qSExpanded) { |
| pendingUnlockType = biometricSourceType |
| return false |
| } |
| } |
| return true |
| } |
| |
| fun maybePerformPendingUnlock() { |
| if (pendingUnlockType != null) { |
| if (onBiometricAuthenticated(pendingUnlockType!!)) { |
| unlockController.startWakeAndUnlock(pendingUnlockType) |
| pendingUnlockType = null |
| } |
| } |
| } |
| |
| fun onStartedGoingToSleep() { |
| pendingUnlockType = null |
| } |
| } |