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 
17 package androidx.appcompat.mms;
18 
19 import android.text.TextUtils;
20 import android.util.Log;
21 
22 import com.google.i18n.phonenumbers.NumberParseException;
23 import com.google.i18n.phonenumbers.PhoneNumberUtil;
24 import com.google.i18n.phonenumbers.Phonenumber;
25 
26 /**
27  * Helper methods for phone number formatting
28  * This is isolated into a standalone class since it depends on libphonenumber
29  */
30 public class PhoneNumberHelper {
31     /**
32      * Given a phone number, get its national part without country code
33      *
34      * @param number the original number
35      * @param country the country ISO code
36      * @return the national number
37      */
getNumberNoCountryCode(final String number, final String country)38     static String getNumberNoCountryCode(final String number, final String country) {
39         if (!TextUtils.isEmpty(number)) {
40             final PhoneNumberUtil phoneNumberUtil = PhoneNumberUtil.getInstance();
41             try {
42                 final Phonenumber.PhoneNumber phoneNumber = phoneNumberUtil.parse(number, country);
43                 if (phoneNumber != null && phoneNumberUtil.isValidNumber(phoneNumber)) {
44                     return phoneNumberUtil
45                             .format(phoneNumber, PhoneNumberUtil.PhoneNumberFormat.NATIONAL)
46                             .replaceAll("\\D", "");
47                 }
48             } catch (final NumberParseException e) {
49                 Log.w(MmsService.TAG, "getNumberNoCountryCode: invalid number " + e);
50             }
51         }
52         return number;
53     }
54 }
55