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
17package com.android.dialer.interactions;
18
19import static android.Manifest.permission.READ_CONTACTS;
20import static android.Manifest.permission.WRITE_CONTACTS;
21
22import android.content.BroadcastReceiver;
23import android.content.Context;
24import android.content.Intent;
25import android.database.Cursor;
26import android.net.Uri;
27import android.provider.ContactsContract.PhoneLookup;
28import android.provider.ContactsContract.PinnedPositions;
29import android.text.TextUtils;
30import com.android.dialer.util.PermissionsUtil;
31
32/**
33 * This broadcast receiver is used to listen to outgoing calls and undemote formerly demoted
34 * contacts if a phone call is made to a phone number belonging to that contact.
35 *
36 * <p>NOTE This doesn't work for corp contacts.
37 */
38public class UndemoteOutgoingCallReceiver extends BroadcastReceiver {
39
40  private static final long NO_CONTACT_FOUND = -1;
41
42  @Override
43  public void onReceive(final Context context, Intent intent) {
44    if (!PermissionsUtil.hasPermission(context, READ_CONTACTS)
45        || !PermissionsUtil.hasPermission(context, WRITE_CONTACTS)) {
46      return;
47    }
48    if (intent != null && Intent.ACTION_NEW_OUTGOING_CALL.equals(intent.getAction())) {
49      final String number = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
50      if (TextUtils.isEmpty(number)) {
51        return;
52      }
53      new Thread() {
54        @Override
55        public void run() {
56          final long id = getContactIdFromPhoneNumber(context, number);
57          if (id != NO_CONTACT_FOUND) {
58            undemoteContactWithId(context, id);
59          }
60        }
61      }.start();
62    }
63  }
64
65  private void undemoteContactWithId(Context context, long id) {
66    // If the contact is not demoted, this will not do anything. Otherwise, it will
67    // restore it to an unpinned position. If it was a frequently called contact, it will
68    // show up once again show up on the favorites screen.
69    if (PermissionsUtil.hasPermission(context, WRITE_CONTACTS)) {
70      try {
71        PinnedPositions.undemote(context.getContentResolver(), id);
72      } catch (SecurityException e) {
73        // Just in case
74      }
75    }
76  }
77
78  private long getContactIdFromPhoneNumber(Context context, String number) {
79    if (!PermissionsUtil.hasPermission(context, READ_CONTACTS)) {
80      return NO_CONTACT_FOUND;
81    }
82    final Uri contactUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number));
83    final Cursor cursor;
84    try {
85      cursor =
86          context
87              .getContentResolver()
88              .query(contactUri, new String[] {PhoneLookup._ID}, null, null, null);
89    } catch (SecurityException e) {
90      // Just in case
91      return NO_CONTACT_FOUND;
92    }
93    if (cursor == null) {
94      return NO_CONTACT_FOUND;
95    }
96    try {
97      if (cursor.moveToFirst()) {
98        final long id = cursor.getLong(0);
99        return id;
100      } else {
101        return NO_CONTACT_FOUND;
102      }
103    } finally {
104      cursor.close();
105    }
106  }
107}
108