| /* |
| * 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.content.pm.PackageManager |
| import android.hardware.biometrics.BiometricSourceType |
| import android.provider.Settings |
| import com.android.systemui.Dumpable |
| import com.android.systemui.dump.DumpManager |
| import com.android.systemui.plugins.statusbar.StatusBarStateController |
| import com.android.systemui.statusbar.NotificationLockscreenUserManager |
| import com.android.systemui.statusbar.StatusBarState |
| import com.android.systemui.statusbar.policy.KeyguardStateController |
| import com.android.systemui.tuner.TunerService |
| import java.io.FileDescriptor |
| import java.io.PrintWriter |
| import javax.inject.Inject |
| import javax.inject.Singleton |
| |
| @Singleton |
| open class KeyguardBypassController : Dumpable { |
| |
| private val mKeyguardStateController: KeyguardStateController |
| private val statusBarStateController: StatusBarStateController |
| private var hasFaceFeature: Boolean |
| private var pendingUnlock: PendingUnlock? = null |
| |
| /** |
| * Pending unlock info: |
| * |
| * The pending unlock type which is set if the bypass was blocked when it happened. |
| * |
| * Whether the pending unlock type is strong biometric or non-strong biometric |
| * (i.e. weak or convenience). |
| */ |
| private data class PendingUnlock( |
| val pendingUnlockType: BiometricSourceType, |
| val isStrongBiometric: Boolean |
| ) |
| |
| 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 && mKeyguardStateController.isFaceAuthEnabled |
| 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, |
| keyguardStateController: KeyguardStateController, |
| dumpManager: DumpManager |
| ) { |
| this.mKeyguardStateController = keyguardStateController |
| this.statusBarStateController = statusBarStateController |
| |
| hasFaceFeature = context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_FACE) |
| if (!hasFaceFeature) { |
| return |
| } |
| |
| dumpManager.registerDumpable("KeyguardBypassController", this) |
| statusBarStateController.addCallback(object : StatusBarStateController.StateListener { |
| override fun onStateChanged(newState: Int) { |
| if (newState != StatusBarState.KEYGUARD) { |
| pendingUnlock = null |
| } |
| } |
| }) |
| |
| 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 = tunerService.getValue(key, dismissByDefault) != 0 |
| } |
| }, Settings.Secure.FACE_UNLOCK_DISMISSES_KEYGUARD) |
| lockscreenUserManager.addUserChangedListener( |
| object : NotificationLockscreenUserManager.UserChangedListener { |
| override fun onUserChanged(userId: Int) { |
| pendingUnlock = null |
| } |
| }) |
| } |
| |
| /** |
| * Notify that the biometric unlock has happened. |
| * |
| * @return false if we can not wake and unlock right now |
| */ |
| fun onBiometricAuthenticated( |
| biometricSourceType: BiometricSourceType, |
| isStrongBiometric: Boolean |
| ): Boolean { |
| if (bypassEnabled) { |
| val can = canBypass() |
| if (!can && (isPulseExpanding || qSExpanded)) { |
| pendingUnlock = PendingUnlock(biometricSourceType, isStrongBiometric) |
| } |
| return can |
| } |
| return true |
| } |
| |
| fun maybePerformPendingUnlock() { |
| if (pendingUnlock != null) { |
| if (onBiometricAuthenticated(pendingUnlock!!.pendingUnlockType, |
| pendingUnlock!!.isStrongBiometric)) { |
| unlockController.startWakeAndUnlock(pendingUnlock!!.pendingUnlockType, |
| pendingUnlock!!.isStrongBiometric) |
| pendingUnlock = null |
| } |
| } |
| } |
| |
| /** |
| * If keyguard can be dismissed because of bypass. |
| */ |
| fun canBypass(): Boolean { |
| if (bypassEnabled) { |
| return when { |
| bouncerShowing -> true |
| statusBarStateController.state != StatusBarState.KEYGUARD -> false |
| launchingAffordance -> false |
| isPulseExpanding || qSExpanded -> false |
| else -> true |
| } |
| } |
| return false |
| } |
| |
| /** |
| * If shorter animations should be played when unlocking. |
| */ |
| fun canPlaySubtleWindowAnimations(): Boolean { |
| if (bypassEnabled) { |
| return when { |
| statusBarStateController.state != StatusBarState.KEYGUARD -> false |
| qSExpanded -> false |
| else -> true |
| } |
| } |
| return false |
| } |
| |
| fun onStartedGoingToSleep() { |
| pendingUnlock = null |
| } |
| |
| override fun dump(fd: FileDescriptor, pw: PrintWriter, args: Array<out String>) { |
| pw.println("KeyguardBypassController:") |
| if (pendingUnlock != null) { |
| pw.println(" mPendingUnlock.pendingUnlockType: ${pendingUnlock!!.pendingUnlockType}") |
| pw.println(" mPendingUnlock.isStrongBiometric: ${pendingUnlock!!.isStrongBiometric}") |
| } else { |
| pw.println(" mPendingUnlock: $pendingUnlock") |
| } |
| pw.println(" bypassEnabled: $bypassEnabled") |
| pw.println(" canBypass: ${canBypass()}") |
| pw.println(" bouncerShowing: $bouncerShowing") |
| pw.println(" isPulseExpanding: $isPulseExpanding") |
| pw.println(" launchingAffordance: $launchingAffordance") |
| pw.println(" qSExpanded: $qSExpanded") |
| pw.println(" hasFaceFeature: $hasFaceFeature") |
| } |
| |
| companion object { |
| const val BYPASS_PANEL_FADE_DURATION = 67 |
| } |
| } |