1 /*
2  * Copyright (C) 2017 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 package com.android.settings.location;
15 
16 import static android.Manifest.permission_group.LOCATION;
17 
18 import android.content.Context;
19 import android.content.Intent;
20 import android.icu.text.RelativeDateTimeFormatter;
21 import android.os.UserHandle;
22 import android.os.UserManager;
23 
24 import androidx.annotation.VisibleForTesting;
25 import androidx.preference.Preference;
26 import androidx.preference.PreferenceCategory;
27 import androidx.preference.PreferenceScreen;
28 
29 import com.android.settings.R;
30 import com.android.settings.dashboard.DashboardFragment;
31 import com.android.settings.dashboard.profileselector.ProfileSelectFragment;
32 import com.android.settingslib.applications.RecentAppOpsAccess;
33 import com.android.settingslib.utils.StringUtil;
34 import com.android.settingslib.widget.AppPreference;
35 
36 import java.util.ArrayList;
37 import java.util.List;
38 
39 /**
40  * Preference controller that handles the display of apps that access locations.
41  */
42 public class RecentLocationAccessPreferenceController extends LocationBasePreferenceController {
43     public static final int MAX_APPS = 3;
44     @VisibleForTesting
45     RecentAppOpsAccess mRecentLocationApps;
46     private PreferenceCategory mCategoryRecentLocationRequests;
47     private int mType = ProfileSelectFragment.ProfileType.ALL;
48 
49     private static class PackageEntryClickedListener implements
50             Preference.OnPreferenceClickListener {
51         private final Context mContext;
52         private final String mPackage;
53         private final UserHandle mUserHandle;
54 
PackageEntryClickedListener(Context context, String packageName, UserHandle userHandle)55         PackageEntryClickedListener(Context context, String packageName,
56                 UserHandle userHandle) {
57             mContext = context;
58             mPackage = packageName;
59             mUserHandle = userHandle;
60         }
61 
62         @Override
onPreferenceClick(Preference preference)63         public boolean onPreferenceClick(Preference preference) {
64             final Intent intent = new Intent(Intent.ACTION_MANAGE_APP_PERMISSION);
65             intent.putExtra(Intent.EXTRA_PERMISSION_GROUP_NAME, LOCATION);
66             intent.putExtra(Intent.EXTRA_PACKAGE_NAME, mPackage);
67             intent.putExtra(Intent.EXTRA_USER, mUserHandle);
68             mContext.startActivity(intent);
69             return true;
70         }
71     }
72 
RecentLocationAccessPreferenceController(Context context, String key)73     public RecentLocationAccessPreferenceController(Context context, String key) {
74         this(context, key, RecentAppOpsAccess.createForLocation(context));
75     }
76 
77     @VisibleForTesting
RecentLocationAccessPreferenceController(Context context, String key, RecentAppOpsAccess recentLocationApps)78     public RecentLocationAccessPreferenceController(Context context, String key,
79             RecentAppOpsAccess recentLocationApps) {
80         super(context, key);
81         mRecentLocationApps = recentLocationApps;
82     }
83 
84     @Override
displayPreference(PreferenceScreen screen)85     public void displayPreference(PreferenceScreen screen) {
86         super.displayPreference(screen);
87         mCategoryRecentLocationRequests = screen.findPreference(getPreferenceKey());
88         final Context prefContext = mCategoryRecentLocationRequests.getContext();
89         final List<RecentAppOpsAccess.Access> recentLocationAccesses = new ArrayList<>();
90         final UserManager userManager = UserManager.get(mContext);
91         for (RecentAppOpsAccess.Access access : mRecentLocationApps.getAppListSorted(
92                 /* showSystemApps= */ false)) {
93             if (isRequestMatchesProfileType(userManager, access, mType)) {
94                 recentLocationAccesses.add(access);
95                 if (recentLocationAccesses.size() == MAX_APPS) {
96                     break;
97                 }
98             }
99         }
100 
101         if (recentLocationAccesses.size() > 0) {
102             // Add preferences to container in original order (already sorted by recency).
103             for (RecentAppOpsAccess.Access access : recentLocationAccesses) {
104                 mCategoryRecentLocationRequests.addPreference(
105                         createAppPreference(prefContext, access, mFragment));
106             }
107         } else {
108             // If there's no item to display, add a "No recent apps" item.
109             final Preference banner = new AppPreference(prefContext);
110             banner.setTitle(R.string.location_no_recent_accesses);
111             banner.setSelectable(false);
112             mCategoryRecentLocationRequests.addPreference(banner);
113         }
114     }
115 
116     @Override
onLocationModeChanged(int mode, boolean restricted)117     public void onLocationModeChanged(int mode, boolean restricted) {
118         boolean enabled = mLocationEnabler.isEnabled(mode);
119         mCategoryRecentLocationRequests.setVisible(enabled);
120     }
121 
122     /**
123      * Initialize {@link ProfileSelectFragment.ProfileType} of the controller
124      *
125      * @param type {@link ProfileSelectFragment.ProfileType} of the controller.
126      */
setProfileType(@rofileSelectFragment.ProfileType int type)127     public void setProfileType(@ProfileSelectFragment.ProfileType int type) {
128         mType = type;
129     }
130 
131     /**
132      * Create a {@link AppPreference}
133      */
createAppPreference(Context prefContext, RecentAppOpsAccess.Access access, DashboardFragment fragment)134     public static AppPreference createAppPreference(Context prefContext,
135             RecentAppOpsAccess.Access access, DashboardFragment fragment) {
136         final AppPreference pref = new AppPreference(prefContext);
137         pref.setIcon(access.icon);
138         pref.setTitle(access.label);
139         pref.setSummary(StringUtil.formatRelativeTime(prefContext,
140                 System.currentTimeMillis() - access.accessFinishTime, false,
141                 RelativeDateTimeFormatter.Style.SHORT));
142         pref.setOnPreferenceClickListener(new PackageEntryClickedListener(
143                 fragment.getContext(), access.packageName, access.userHandle));
144         return pref;
145     }
146 
147     /**
148      * Return if the {@link RecentAppOpsAccess.Access} matches current UI
149      * {@link ProfileSelectFragment.ProfileType}
150      */
isRequestMatchesProfileType(UserManager userManager, RecentAppOpsAccess.Access access, @ProfileSelectFragment.ProfileType int type)151     public static boolean isRequestMatchesProfileType(UserManager userManager,
152             RecentAppOpsAccess.Access access, @ProfileSelectFragment.ProfileType int type) {
153 
154         final boolean isWorkProfile = userManager.isManagedProfile(
155                 access.userHandle.getIdentifier());
156         if (isWorkProfile && (type & ProfileSelectFragment.ProfileType.WORK) != 0) {
157             return true;
158         }
159         if (!isWorkProfile && (type & ProfileSelectFragment.ProfileType.PERSONAL) != 0) {
160             return true;
161         }
162         return false;
163     }
164 }
165