1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings.dashboard.suggestions;
18
19import android.app.KeyguardManager;
20import android.app.WallpaperManager;
21import android.app.admin.DevicePolicyManager;
22import android.content.ComponentName;
23import android.content.Context;
24import android.hardware.fingerprint.FingerprintManager;
25import android.support.annotation.VisibleForTesting;
26
27import com.android.ims.ImsManager;
28import com.android.settings.Settings.FingerprintEnrollSuggestionActivity;
29import com.android.settings.Settings.ScreenLockSuggestionActivity;
30import com.android.settings.Settings.WifiCallingSuggestionActivity;
31import com.android.settings.Utils;
32import com.android.settings.fingerprint.FingerprintSuggestionActivity;
33import com.android.settings.overlay.FeatureFactory;
34import com.android.settings.wallpaper.WallpaperSuggestionActivity;
35import com.android.settingslib.drawer.Tile;
36
37/**
38 * The Home of all stupidly dynamic Settings Suggestions checks.
39 */
40public class SuggestionsChecks {
41
42    private static final String TAG = "SuggestionsChecks";
43    private final Context mContext;
44
45    private final WallpaperManagerWrapper mWallpaperManager;
46
47    public SuggestionsChecks(Context context) {
48        mContext = context.getApplicationContext();
49        mWallpaperManager = new WallpaperManagerWrapper(mContext);
50    }
51
52    public boolean isSuggestionComplete(Tile suggestion) {
53        ComponentName component = suggestion.intent.getComponent();
54        String className = component.getClassName();
55        if (className.equals(WallpaperSuggestionActivity.class.getName())) {
56            return hasWallpaperSet();
57        } else if (className.equals(WifiCallingSuggestionActivity.class.getName())) {
58            return isWifiCallingUnavailableOrEnabled();
59        } else if (className.equals(FingerprintSuggestionActivity.class.getName())) {
60            return !Utils.hasFingerprintHardware(mContext) || !isFingerprintEnabled()
61                    || isNotSingleFingerprintEnrolled();
62        } else if (className.equals(ScreenLockSuggestionActivity.class.getName())) {
63            return isDeviceSecured();
64        } else if (className.equals(FingerprintEnrollSuggestionActivity.class.getName())) {
65            final FingerprintManager manager = Utils.getFingerprintManagerOrNull(mContext);
66            if (manager == null || !isFingerprintEnabled()
67                    || !Utils.hasFingerprintHardware(mContext)) {
68                return true;
69            }
70            return manager.hasEnrolledFingerprints();
71        }
72
73        final SuggestionFeatureProvider provider =
74                FeatureFactory.getFactory(mContext).getSuggestionFeatureProvider(mContext);
75
76        return provider.isSuggestionCompleted(mContext, component);
77    }
78
79    private boolean isDeviceSecured() {
80        KeyguardManager km = mContext.getSystemService(KeyguardManager.class);
81        return km.isKeyguardSecure();
82    }
83
84    private boolean isNotSingleFingerprintEnrolled() {
85        FingerprintManager manager = Utils.getFingerprintManagerOrNull(mContext);
86        return manager == null || manager.getEnrolledFingerprints().size() != 1;
87    }
88
89    public boolean isWifiCallingUnavailableOrEnabled() {
90        if (!ImsManager.isWfcEnabledByPlatform(mContext) ||
91                !ImsManager.isWfcProvisionedOnDevice(mContext)) {
92            return true;
93        }
94        return ImsManager.isWfcEnabledByUser(mContext)
95                && ImsManager.isNonTtyOrTtyOnVolteEnabled(mContext);
96    }
97
98    @VisibleForTesting
99    boolean hasWallpaperSet() {
100        return mWallpaperManager.getWallpaperId(WallpaperManager.FLAG_SYSTEM) > 0;
101    }
102
103    private boolean isFingerprintEnabled() {
104        DevicePolicyManager dpManager =
105                (DevicePolicyManager) mContext.getSystemService(Context.DEVICE_POLICY_SERVICE);
106        final int dpmFlags = dpManager.getKeyguardDisabledFeatures(null, /* admin */
107                mContext.getUserId());
108        return (dpmFlags & DevicePolicyManager.KEYGUARD_DISABLE_FINGERPRINT) == 0;
109    }
110}
111