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