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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
      5  * except in compliance with the License. You may obtain a copy of the License at
      6  *
      7  *      http://www.apache.org/licenses/LICENSE-2.0
      8  *
      9  * Unless required by applicable law or agreed to in writing, software distributed under the
     10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     11  * KIND, either express or implied. See the License for the specific language governing
     12  * permissions and limitations under the License.
     13  */
     14 
     15 package com.android.settings.dashboard;
     16 
     17 import android.app.AutomaticZenRule;
     18 import android.app.IWallpaperManager;
     19 import android.app.IWallpaperManager.Stub;
     20 import android.app.IWallpaperManagerCallback;
     21 import android.app.KeyguardManager;
     22 import android.app.NotificationManager;
     23 import android.app.WallpaperManager;
     24 import android.app.admin.DevicePolicyManager;
     25 import android.content.Context;
     26 import android.hardware.fingerprint.FingerprintManager;
     27 import android.os.Bundle;
     28 import android.os.IBinder;
     29 import android.os.RemoteException;
     30 import android.os.ServiceManager;
     31 
     32 import com.android.ims.ImsManager;
     33 import com.android.settings.Settings.FingerprintEnrollSuggestionActivity;
     34 import com.android.settings.Settings.FingerprintSuggestionActivity;
     35 import com.android.settings.Settings.ScreenLockSuggestionActivity;
     36 import com.android.settings.Settings.WifiCallingSuggestionActivity;
     37 import com.android.settings.Settings.ZenModeAutomationSuggestionActivity;
     38 import com.android.settings.WallpaperSuggestionActivity;
     39 import com.android.settingslib.drawer.Tile;
     40 
     41 import java.util.Collection;
     42 
     43 /**
     44  * The Home of all stupidly dynamic Settings Suggestions checks.
     45  */
     46 public class SuggestionsChecks {
     47 
     48     private final Context mContext;
     49 
     50     public SuggestionsChecks(Context context) {
     51         mContext = context.getApplicationContext();
     52     }
     53 
     54     public boolean isSuggestionComplete(Tile suggestion) {
     55         String className = suggestion.intent.getComponent().getClassName();
     56         if (className.equals(ZenModeAutomationSuggestionActivity.class.getName())) {
     57             return hasEnabledZenAutoRules();
     58         } else if (className.equals(WallpaperSuggestionActivity.class.getName())) {
     59             return hasWallpaperSet();
     60         } else if (className.equals(WifiCallingSuggestionActivity.class.getName())) {
     61             return isWifiCallingUnavailableOrEnabled();
     62         } else if (className.equals(FingerprintSuggestionActivity.class.getName())) {
     63             return isNotSingleFingerprintEnrolled() || !isFingerprintEnabled();
     64         } else if (className.equals(ScreenLockSuggestionActivity.class.getName())) {
     65             return isDeviceSecured();
     66         } else if (className.equals(FingerprintEnrollSuggestionActivity.class.getName())) {
     67             return isDeviceSecured() || !isFingerprintEnabled();
     68         }
     69         return false;
     70     }
     71 
     72     private boolean isDeviceSecured() {
     73         KeyguardManager km = mContext.getSystemService(KeyguardManager.class);
     74         return km.isKeyguardSecure();
     75     }
     76 
     77     private boolean isNotSingleFingerprintEnrolled() {
     78         FingerprintManager manager = mContext.getSystemService(FingerprintManager.class);
     79         return manager == null || manager.getEnrolledFingerprints().size() != 1;
     80     }
     81 
     82     public boolean isWifiCallingUnavailableOrEnabled() {
     83         if (!ImsManager.isWfcEnabledByPlatform(mContext) ||
     84                 !ImsManager.isWfcProvisionedOnDevice(mContext)) {
     85             return true;
     86         }
     87         return ImsManager.isWfcEnabledByUser(mContext)
     88                 && ImsManager.isNonTtyOrTtyOnVolteEnabled(mContext);
     89     }
     90 
     91     private boolean hasEnabledZenAutoRules() {
     92         Collection<AutomaticZenRule> zenRules =
     93                 NotificationManager.from(mContext).getAutomaticZenRules().values();
     94         for (AutomaticZenRule rule : zenRules) {
     95             if (rule.isEnabled()) {
     96                 return true;
     97             }
     98         }
     99         return false;
    100     }
    101 
    102     private boolean hasWallpaperSet() {
    103         IBinder b = ServiceManager.getService(Context.WALLPAPER_SERVICE);
    104         IWallpaperManager service = Stub.asInterface(b);
    105         try {
    106             return !service.isSetWallpaperAllowed(mContext.getOpPackageName()) ||
    107                     service.getWallpaper(mCallback, WallpaperManager.FLAG_SYSTEM,
    108                             new Bundle(), mContext.getUserId()) != null;
    109         } catch (RemoteException e) {
    110         }
    111         return false;
    112     }
    113 
    114     private boolean isFingerprintEnabled() {
    115         DevicePolicyManager dpManager =
    116                 (DevicePolicyManager) mContext.getSystemService(Context.DEVICE_POLICY_SERVICE);
    117         final int dpmFlags = dpManager.getKeyguardDisabledFeatures(null, /* admin */
    118                 mContext.getUserId());
    119         return (dpmFlags & DevicePolicyManager.KEYGUARD_DISABLE_FINGERPRINT) == 0;
    120     }
    121 
    122     private final IWallpaperManagerCallback mCallback = new IWallpaperManagerCallback.Stub() {
    123         @Override
    124         public void onWallpaperChanged() throws RemoteException {
    125              // Don't care.
    126         }
    127     };
    128 }
    129