1 /*
2  * Copyright (C) 2012 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 com.android.contacts.common;
18 
19 import android.app.Application;
20 import android.content.Context;
21 import com.android.contacts.common.location.CountryDetector;
22 import com.google.i18n.phonenumbers.NumberParseException;
23 import com.google.i18n.phonenumbers.PhoneNumberUtil;
24 import com.google.i18n.phonenumbers.Phonenumber;
25 import com.google.i18n.phonenumbers.geocoding.PhoneNumberOfflineGeocoder;
26 import java.util.Locale;
27 
28 /** Static methods related to Geo. */
29 public class GeoUtil {
30 
31   /**
32    * Returns the country code of the country the user is currently in. Before calling this method,
33    * make sure that {@link CountryDetector#initialize(Context)} has already been called in {@link
34    * Application#onCreate()}.
35    *
36    * @return The ISO 3166-1 two letters country code of the country the user is in.
37    */
getCurrentCountryIso(Context context)38   public static String getCurrentCountryIso(Context context) {
39     // The {@link CountryDetector} should never return null so this is safe to return as-is.
40     return CountryDetector.getInstance(context).getCurrentCountryIso();
41   }
42 
getGeocodedLocationFor(Context context, String phoneNumber)43   public static String getGeocodedLocationFor(Context context, String phoneNumber) {
44     final PhoneNumberOfflineGeocoder geocoder = PhoneNumberOfflineGeocoder.getInstance();
45     final PhoneNumberUtil phoneNumberUtil = PhoneNumberUtil.getInstance();
46     try {
47       final Phonenumber.PhoneNumber structuredPhoneNumber =
48           phoneNumberUtil.parse(phoneNumber, getCurrentCountryIso(context));
49       final Locale locale = context.getResources().getConfiguration().locale;
50       return geocoder.getDescriptionForNumber(structuredPhoneNumber, locale);
51     } catch (NumberParseException e) {
52       return null;
53     }
54   }
55 }
56