ApplicationFeatureProviderImpl.java revision a45f3d2f33e2286b8c5fd89f962e700177210a48 
1/*
2 * Copyright (C) 2016 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.applications;
18
19import android.app.Fragment;
20import android.content.Context;
21import android.content.Intent;
22import android.content.pm.ComponentInfo;
23import android.content.pm.PackageManager;
24import android.content.pm.ResolveInfo;
25import android.content.pm.UserInfo;
26import android.os.RemoteException;
27import android.os.UserManager;
28import android.util.ArraySet;
29import android.view.View;
30
31import com.android.settings.applications.instantapps.InstantAppButtonsController;
32import com.android.settings.enterprise.DevicePolicyManagerWrapper;
33
34import java.util.ArrayList;
35import java.util.List;
36import java.util.Set;
37
38public class ApplicationFeatureProviderImpl implements ApplicationFeatureProvider {
39
40    private final Context mContext;
41    private final PackageManagerWrapper mPm;
42    private final IPackageManagerWrapper mPms;
43    private final DevicePolicyManagerWrapper mDpm;
44    private final UserManager mUm;
45
46    public ApplicationFeatureProviderImpl(Context context, PackageManagerWrapper pm,
47            IPackageManagerWrapper pms, DevicePolicyManagerWrapper dpm) {
48        mContext = context.getApplicationContext();
49        mPm = pm;
50        mPms = pms;
51        mDpm = dpm;
52        mUm = UserManager.get(mContext);
53    }
54
55    @Override
56    public InstantAppButtonsController newInstantAppButtonsController(Fragment fragment,
57            View view, InstantAppButtonsController.ShowDialogDelegate showDialogDelegate) {
58        return new InstantAppButtonsController(mContext, fragment, view, showDialogDelegate);
59    }
60
61    @Override
62    public void calculateNumberOfPolicyInstalledApps(boolean async, NumberOfAppsCallback callback) {
63        final CurrentUserAndManagedProfilePolicyInstalledAppCounter counter =
64                new CurrentUserAndManagedProfilePolicyInstalledAppCounter(mContext, mPm, callback);
65        if (async) {
66            counter.execute();
67        } else {
68            counter.executeInForeground();
69        }
70    }
71
72    @Override
73    public void listPolicyInstalledApps(ListOfAppsCallback callback) {
74        final CurrentUserPolicyInstalledAppLister lister =
75                new CurrentUserPolicyInstalledAppLister(mPm, mUm, callback);
76        lister.execute();
77    }
78
79    @Override
80    public void calculateNumberOfAppsWithAdminGrantedPermissions(String[] permissions,
81            boolean async, NumberOfAppsCallback callback) {
82        final CurrentUserAndManagedProfileAppWithAdminGrantedPermissionsCounter counter =
83                new CurrentUserAndManagedProfileAppWithAdminGrantedPermissionsCounter(mContext,
84                        permissions, mPm, mPms, mDpm, callback);
85        if (async) {
86            counter.execute();
87        } else {
88            counter.executeInForeground();
89        }
90    }
91
92    @Override
93    public void listAppsWithAdminGrantedPermissions(String[] permissions,
94            ListOfAppsCallback callback) {
95        final CurrentUserAppWithAdminGrantedPermissionsLister lister =
96                new CurrentUserAppWithAdminGrantedPermissionsLister(permissions, mPm, mPms, mDpm,
97                        mUm, callback);
98        lister.execute();
99    }
100
101    @Override
102    public List<UserAppInfo> findPersistentPreferredActivities(int userId, Intent[] intents) {
103        final List<UserAppInfo> preferredActivities = new ArrayList<>();
104        final Set<UserAppInfo> uniqueApps = new ArraySet<>();
105        final UserInfo userInfo = mUm.getUserInfo(userId);
106        for (final Intent intent : intents) {
107            try {
108                final ResolveInfo resolveInfo =
109                        mPms.findPersistentPreferredActivity(intent, userId);
110                if (resolveInfo != null) {
111                    ComponentInfo componentInfo = null;
112                    if (resolveInfo.activityInfo != null) {
113                        componentInfo = resolveInfo.activityInfo;
114                    } else if (resolveInfo.serviceInfo != null) {
115                        componentInfo = resolveInfo.serviceInfo;
116                    } else if (resolveInfo.providerInfo != null) {
117                        componentInfo = resolveInfo.providerInfo;
118                    }
119                    if (componentInfo != null) {
120                        UserAppInfo info = new UserAppInfo(userInfo, componentInfo.applicationInfo);
121                        if (uniqueApps.add(info)) {
122                            preferredActivities.add(info);
123                        }
124                    }
125                }
126            } catch (RemoteException exception) {
127            }
128        }
129        return preferredActivities;
130    }
131
132    @Override
133    public Set<String> getKeepEnabledPackages() {
134        return new ArraySet<>();
135    }
136
137    private static class CurrentUserAndManagedProfilePolicyInstalledAppCounter
138            extends InstalledAppCounter {
139        private NumberOfAppsCallback mCallback;
140
141        CurrentUserAndManagedProfilePolicyInstalledAppCounter(Context context,
142                PackageManagerWrapper packageManager, NumberOfAppsCallback callback) {
143            super(context, PackageManager.INSTALL_REASON_POLICY, packageManager);
144            mCallback = callback;
145        }
146
147        @Override
148        protected void onCountComplete(int num) {
149            mCallback.onNumberOfAppsResult(num);
150        }
151    }
152
153    private static class CurrentUserAndManagedProfileAppWithAdminGrantedPermissionsCounter
154            extends AppWithAdminGrantedPermissionsCounter {
155        private NumberOfAppsCallback mCallback;
156
157        CurrentUserAndManagedProfileAppWithAdminGrantedPermissionsCounter(Context context,
158                String[] permissions, PackageManagerWrapper packageManager,
159                IPackageManagerWrapper packageManagerService,
160                DevicePolicyManagerWrapper devicePolicyManager, NumberOfAppsCallback callback) {
161            super(context, permissions, packageManager, packageManagerService, devicePolicyManager);
162            mCallback = callback;
163        }
164
165        @Override
166        protected void onCountComplete(int num) {
167            mCallback.onNumberOfAppsResult(num);
168        }
169    }
170
171    private static class CurrentUserPolicyInstalledAppLister extends InstalledAppLister {
172        private ListOfAppsCallback mCallback;
173
174        CurrentUserPolicyInstalledAppLister(PackageManagerWrapper packageManager,
175                UserManager userManager, ListOfAppsCallback callback) {
176            super(packageManager, userManager);
177            mCallback = callback;
178        }
179
180        @Override
181        protected void onAppListBuilt(List<UserAppInfo> list) {
182            mCallback.onListOfAppsResult(list);
183        }
184    }
185
186    private static class CurrentUserAppWithAdminGrantedPermissionsLister extends
187            AppWithAdminGrantedPermissionsLister {
188        private ListOfAppsCallback mCallback;
189
190        CurrentUserAppWithAdminGrantedPermissionsLister(String[] permissions,
191                PackageManagerWrapper packageManager, IPackageManagerWrapper packageManagerService,
192                DevicePolicyManagerWrapper devicePolicyManager, UserManager userManager,
193                ListOfAppsCallback callback) {
194            super(permissions, packageManager, packageManagerService, devicePolicyManager,
195                    userManager);
196            mCallback = callback;
197        }
198
199        @Override
200        protected void onAppListBuilt(List<UserAppInfo> list) {
201            mCallback.onListOfAppsResult(list);
202        }
203    }
204
205}
206