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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.mms.service;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
import com.android.i18n.phonenumbers.NumberParseException;
import com.android.i18n.phonenumbers.PhoneNumberUtil;
import com.android.i18n.phonenumbers.Phonenumber;
import java.util.Locale;
/**
* Utility to handle phone numbers.
*/
public class PhoneUtils {
/**
* Get a canonical national format phone number. If parsing fails, just return the
* original number.
*
* @param telephonyManager
* @param subId The SIM ID associated with this number
* @param phoneText The input phone number text
* @return The formatted number or the original phone number if failed to parse
*/
public static String getNationalNumber(TelephonyManager telephonyManager, int subId,
String phoneText) {
final String country = getSimOrDefaultLocaleCountry(telephonyManager, subId);
final PhoneNumberUtil phoneNumberUtil = PhoneNumberUtil.getInstance();
final Phonenumber.PhoneNumber parsed = getParsedNumber(phoneNumberUtil, phoneText, country);
if (parsed == null) {
return phoneText;
}
return phoneNumberUtil
.format(parsed, PhoneNumberUtil.PhoneNumberFormat.NATIONAL)
.replaceAll("\\D", "");
}
// Parse the input number into internal format
private static Phonenumber.PhoneNumber getParsedNumber(PhoneNumberUtil phoneNumberUtil,
String phoneText, String country) {
try {
final Phonenumber.PhoneNumber phoneNumber = phoneNumberUtil.parse(phoneText, country);
if (phoneNumberUtil.isValidNumber(phoneNumber)) {
return phoneNumber;
} else {
LogUtil.e("getParsedNumber: not a valid phone number"
+ " for country " + country);
return null;
}
} catch (final NumberParseException e) {
LogUtil.e("getParsedNumber: Not able to parse phone number", e);
return null;
}
}
// Get the country/region either from the SIM ID or from locale
private static String getSimOrDefaultLocaleCountry(TelephonyManager telephonyManager,
int subId) {
String country = getSimCountry(telephonyManager, subId);
if (TextUtils.isEmpty(country)) {
country = Locale.getDefault().getCountry();
}
return country;
}
// Get country/region from SIM ID
private static String getSimCountry(TelephonyManager telephonyManager, int subId) {
final String country = telephonyManager.getSimCountryIso(subId);
if (TextUtils.isEmpty(country)) {
return null;
}
return country.toUpperCase();
}
}
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