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      1 /*
      2  * Copyright (C) 2013 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.dialer.interactions;
     18 
     19 import static android.Manifest.permission.READ_CONTACTS;
     20 import static android.Manifest.permission.WRITE_CONTACTS;
     21 
     22 import android.content.BroadcastReceiver;
     23 import android.content.ContentValues;
     24 import android.content.Context;
     25 import android.content.Intent;
     26 import android.database.Cursor;
     27 import android.net.Uri;
     28 import android.provider.ContactsContract;
     29 import android.provider.ContactsContract.PhoneLookup;
     30 import android.provider.ContactsContract.PinnedPositions;
     31 import android.text.TextUtils;
     32 
     33 import com.android.contacts.common.util.PermissionsUtil;
     34 
     35 /**
     36  * This broadcast receiver is used to listen to outgoing calls and undemote formerly demoted
     37  * contacts if a phone call is made to a phone number belonging to that contact.
     38  *
     39  * NOTE This doesn't work for corp contacts.
     40  */
     41 public class UndemoteOutgoingCallReceiver extends BroadcastReceiver {
     42 
     43     private static final long NO_CONTACT_FOUND = -1;
     44 
     45     @Override
     46     public void onReceive(final Context context, Intent intent) {
     47         if (!PermissionsUtil.hasPermission(context, READ_CONTACTS)
     48             || !PermissionsUtil.hasPermission(context, WRITE_CONTACTS)) {
     49             return;
     50         }
     51         if (intent != null && Intent.ACTION_NEW_OUTGOING_CALL.equals(intent.getAction())) {
     52             final String number = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
     53             if (TextUtils.isEmpty(number)) {
     54                 return;
     55             }
     56             new Thread() {
     57                 @Override
     58                 public void run() {
     59                     final long id = getContactIdFromPhoneNumber(context, number);
     60                     if (id != NO_CONTACT_FOUND) {
     61                         undemoteContactWithId(context, id);
     62                     }
     63                 }
     64             }.start();
     65         }
     66     }
     67 
     68     private void undemoteContactWithId(Context context, long id) {
     69         // If the contact is not demoted, this will not do anything. Otherwise, it will
     70         // restore it to an unpinned position. If it was a frequently called contact, it will
     71         // show up once again show up on the favorites screen.
     72         if (PermissionsUtil.hasPermission(context, WRITE_CONTACTS)) {
     73             try {
     74                 PinnedPositions.undemote(context.getContentResolver(), id);
     75             } catch (SecurityException e) {
     76                 // Just in case
     77             }
     78         }
     79     }
     80 
     81     private long getContactIdFromPhoneNumber(Context context, String number) {
     82         if (!PermissionsUtil.hasPermission(context, READ_CONTACTS)) {
     83             return NO_CONTACT_FOUND;
     84         }
     85         final Uri contactUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI,
     86                 Uri.encode(number));
     87         final Cursor cursor;
     88         try {
     89             cursor = context.getContentResolver().query(contactUri, new String[] {
     90                     PhoneLookup._ID}, null, null, null);
     91         } catch (SecurityException e) {
     92             // Just in case
     93             return NO_CONTACT_FOUND;
     94         }
     95         if (cursor == null) {
     96             return NO_CONTACT_FOUND;
     97         }
     98         try {
     99             if (cursor.moveToFirst()) {
    100                 final long id = cursor.getLong(0);
    101                 return id;
    102             } else {
    103                 return NO_CONTACT_FOUND;
    104             }
    105         } finally {
    106             cursor.close();
    107         }
    108     }
    109 }
    110