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      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 
     17 package com.android.onetimeinitializer;
     18 
     19 import android.app.IntentService;
     20 import android.content.ComponentName;
     21 import android.content.ContentResolver;
     22 import android.content.ContentValues;
     23 import android.content.Context;
     24 import android.content.Intent;
     25 import android.content.SharedPreferences;
     26 import android.database.Cursor;
     27 import android.net.Uri;
     28 import android.util.Log;
     29 
     30 import java.net.URISyntaxException;
     31 import 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  */
     40 public 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