1/*
2 * Copyright (C) 2015 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.incallui.util;
18
19import android.net.Uri;
20import android.telecom.Call;
21import android.telephony.PhoneNumberUtils;
22
23/**
24 * Class to provide a standard interface for obtaining information from the underlying
25 * android.telecom.Call. Much of this should be obtained through the incall.Call, but on occasion we
26 * need to interact with the telecom.Call directly (eg. call blocking, before the incall.Call has
27 * been created).
28 */
29public class TelecomCallUtil {
30
31  // Whether the call handle is an emergency number.
32  public static boolean isEmergencyCall(Call call) {
33    Uri handle = call.getDetails().getHandle();
34    return PhoneNumberUtils.isEmergencyNumber(handle == null ? "" : handle.getSchemeSpecificPart());
35  }
36
37  public static String getNumber(Call call) {
38    if (call == null) {
39      return null;
40    }
41    if (call.getDetails().getGatewayInfo() != null) {
42      return call.getDetails().getGatewayInfo().getOriginalAddress().getSchemeSpecificPart();
43    }
44    Uri handle = getHandle(call);
45    return handle == null ? null : handle.getSchemeSpecificPart();
46  }
47
48  public static Uri getHandle(Call call) {
49    return call == null ? null : call.getDetails().getHandle();
50  }
51}
52