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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 android.content.BroadcastReceiver;
     20 import android.content.ContentValues;
     21 import android.content.Context;
     22 import android.content.Intent;
     23 import android.database.Cursor;
     24 import android.net.Uri;
     25 import android.provider.ContactsContract.PhoneLookup;
     26 import android.provider.ContactsContract.PinnedPositions;
     27 import android.text.TextUtils;
     28 
     29 /**
     30  * This broadcast receiver is used to listen to outgoing calls and undemote formerly demoted
     31  * contacts if a phone call is made to a phone number belonging to that contact.
     32  */
     33 public class UndemoteOutgoingCallReceiver extends BroadcastReceiver {
     34 
     35     private static final long NO_CONTACT_FOUND = -1;
     36 
     37     @Override
     38     public void onReceive(final Context context, Intent intent) {
     39         if (intent != null && Intent.ACTION_NEW_OUTGOING_CALL.equals(intent.getAction())) {
     40             final String number = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
     41             if (TextUtils.isEmpty(number)) {
     42                 return;
     43             }
     44             final long id = getContactIdFromPhoneNumber(context, number);
     45             if (id != NO_CONTACT_FOUND) {
     46                 final Thread thread = new Thread() {
     47                     @Override
     48                     public void run() {
     49                         undemoteContactWithId(context, id);
     50                     }
     51                 };
     52                 thread.start();
     53             }
     54         }
     55     }
     56 
     57     private void undemoteContactWithId(Context context, long id) {
     58         final ContentValues cv = new ContentValues(1);
     59         cv.put(String.valueOf(id), PinnedPositions.UNDEMOTE);
     60         // If the contact is not demoted, this will not do anything. Otherwise, it will
     61         // restore it to an unpinned position. If it was a frequently called contact, it will
     62         // show up once again show up on the favorites screen.
     63         context.getContentResolver().update(PinnedPositions.UPDATE_URI, cv, null, null);
     64     }
     65 
     66     private long getContactIdFromPhoneNumber(Context context, String number) {
     67         final Uri contactUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI,
     68                 Uri.encode(number));
     69         final Cursor cursor = context.getContentResolver().query(contactUri, new String[] {
     70                 PhoneLookup._ID}, null, null, null);
     71         try {
     72             if (cursor.moveToFirst()) {
     73                 final long id = cursor.getLong(0);
     74                 return id;
     75             } else {
     76                 return NO_CONTACT_FOUND;
     77             }
     78         } finally {
     79             cursor.close();
     80         }
     81     }
     82 }
     83