1/*
2 * Copyright (C) 2012 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.onetimeinitializer;
18
19import android.app.IntentService;
20import android.content.ComponentName;
21import android.content.ContentResolver;
22import android.content.ContentValues;
23import android.content.Context;
24import android.content.Intent;
25import android.content.SharedPreferences;
26import android.database.Cursor;
27import android.net.Uri;
28import android.util.Log;
29
30import java.net.URISyntaxException;
31import java.util.Set;
32
33/**
34 * A class that performs one-time initialization after installation.
35 *
36 * <p>Android doesn't offer any mechanism to trigger an app right after installation, so we use the
37 * BOOT_COMPLETED broadcast intent instead.  This means, when the app is upgraded, the
38 * initialization code here won't run until the device reboots.
39 */
40public class OneTimeInitializerService extends IntentService {
41
42    // class name is too long
43    private static final String TAG = OneTimeInitializerService.class.getSimpleName()
44            .substring(0, 22);
45
46    // Name of the shared preferences file.
47    private static final String SHARED_PREFS_FILE = "oti";
48
49    // Name of the preference containing the mapping version.
50    private static final String MAPPING_VERSION_PREF = "mapping_version";
51
52    // This is the content uri for Launcher content provider. See
53    // LauncherSettings and LauncherProvider in the Launcher app for details.
54    private static final Uri LAUNCHER_CONTENT_URI =
55            Uri.parse("content://com.android.launcher2.settings/favorites?notify=true");
56
57    private static final String LAUNCHER_ID_COLUMN = "_id";
58    private static final String LAUNCHER_INTENT_COLUMN = "intent";
59
60    private SharedPreferences mPreferences;
61
62    public OneTimeInitializerService() {
63        super("OneTimeInitializer Service");
64    }
65
66    @Override
67    public void onCreate() {
68        super.onCreate();
69        mPreferences = getSharedPreferences(SHARED_PREFS_FILE, Context.MODE_PRIVATE);
70    }
71
72    @Override
73    protected void onHandleIntent(Intent intent) {
74        if (Log.isLoggable(TAG, Log.VERBOSE)) {
75            Log.v(TAG, "OneTimeInitializerService.onHandleIntent");
76        }
77
78        final int currentVersion = getMappingVersion();
79        int newVersion = currentVersion;
80        if (currentVersion < 1) {
81            if (Log.isLoggable(TAG, Log.INFO)) {
82                Log.i(TAG, "Updating to version 1.");
83            }
84            updateDialtactsLauncher();
85
86            newVersion = 1;
87        }
88
89        updateMappingVersion(newVersion);
90    }
91
92    private int getMappingVersion() {
93        return mPreferences.getInt(MAPPING_VERSION_PREF, 0);
94    }
95
96    private void updateMappingVersion(int version) {
97        SharedPreferences.Editor ed = mPreferences.edit();
98        ed.putInt(MAPPING_VERSION_PREF, version);
99        ed.commit();
100    }
101
102    private void updateDialtactsLauncher() {
103        ContentResolver cr = getContentResolver();
104        Cursor c = cr.query(LAUNCHER_CONTENT_URI,
105                new String[]{LAUNCHER_ID_COLUMN, LAUNCHER_INTENT_COLUMN}, null, null, null);
106        if (c == null) {
107            return;
108        }
109
110        try {
111            if (Log.isLoggable(TAG, Log.DEBUG)) {
112                Log.d(TAG, "Total launcher icons: " + c.getCount());
113            }
114
115            while (c.moveToNext()) {
116                long favoriteId = c.getLong(0);
117                final String intentUri = c.getString(1);
118                if (intentUri != null) {
119                    try {
120                        final Intent intent = Intent.parseUri(intentUri, 0);
121                        final ComponentName componentName = intent.getComponent();
122                        final Set<String> categories = intent.getCategories();
123                        if (Intent.ACTION_MAIN.equals(intent.getAction()) &&
124                                componentName != null &&
125                                "com.android.contacts".equals(componentName.getPackageName()) &&
126                                "com.android.contacts.activities.DialtactsActivity".equals(
127                                        componentName.getClassName()) &&
128                                categories != null &&
129                                categories.contains(Intent.CATEGORY_LAUNCHER)) {
130
131                            final ComponentName newName = new ComponentName("com.android.dialer",
132                                    "com.android.dialer.DialtactsActivity");
133                            intent.setComponent(newName);
134                            final ContentValues values = new ContentValues();
135                            values.put(LAUNCHER_INTENT_COLUMN, intent.toUri(0));
136
137                            String updateWhere = LAUNCHER_ID_COLUMN + "=" + favoriteId;
138                            cr.update(LAUNCHER_CONTENT_URI, values, updateWhere, null);
139                            if (Log.isLoggable(TAG, Log.INFO)) {
140                                Log.i(TAG, "Updated " + componentName + " to " + newName);
141                            }
142                        }
143                    } catch (RuntimeException ex) {
144                        Log.e(TAG, "Problem moving Dialtacts activity", ex);
145                    } catch (URISyntaxException e) {
146                        Log.e(TAG, "Problem moving Dialtacts activity", e);
147                    }
148                }
149            }
150
151        } finally {
152            if (c != null) {
153                c.close();
154            }
155        }
156    }
157}
158