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
onReceive(final Context context, Intent intent)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 
undemoteContactWithId(Context context, long id)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 
getContactIdFromPhoneNumber(Context context, String number)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