1 /* 2 * Copyright (C) 2011 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.providers.contacts; 18 19 import com.android.i18n.phonenumbers.NumberParseException; 20 import com.android.i18n.phonenumbers.PhoneNumberUtil; 21 import com.android.i18n.phonenumbers.Phonenumber.PhoneNumber; 22 import com.android.i18n.phonenumbers.geocoding.PhoneNumberOfflineGeocoder; 23 24 import android.content.ContentValues; 25 import android.content.Context; 26 import android.provider.CallLog.Calls; 27 import android.util.Log; 28 29 import java.util.Locale; 30 31 /** 32 * Default implementation of {@link CallLogInsertionHelper}. 33 * <p> 34 * It added the country ISO abbreviation and the geocoded location. 35 * <p> 36 * It uses {@link PhoneNumberOfflineGeocoder} to compute the geocoded location of a phone number. 37 */ 38 /*package*/ class DefaultCallLogInsertionHelper implements CallLogInsertionHelper { 39 private static DefaultCallLogInsertionHelper sInstance; 40 41 private final CountryMonitor mCountryMonitor; 42 private PhoneNumberUtil mPhoneNumberUtil; 43 private PhoneNumberOfflineGeocoder mPhoneNumberOfflineGeocoder; 44 private final Locale mLocale; 45 46 public static synchronized DefaultCallLogInsertionHelper getInstance(Context context) { 47 if (sInstance == null) { 48 sInstance = new DefaultCallLogInsertionHelper(context); 49 } 50 return sInstance; 51 } 52 53 private DefaultCallLogInsertionHelper(Context context) { 54 mCountryMonitor = new CountryMonitor(context); 55 mLocale = context.getResources().getConfiguration().locale; 56 } 57 58 @Override 59 public void addComputedValues(ContentValues values) { 60 // Insert the current country code, so we know the country the number belongs to. 61 String countryIso = getCurrentCountryIso(); 62 values.put(Calls.COUNTRY_ISO, countryIso); 63 // Insert the geocoded location, so that we do not need to compute it on the fly. 64 values.put(Calls.GEOCODED_LOCATION, 65 getGeocodedLocationFor(values.getAsString(Calls.NUMBER), countryIso)); 66 } 67 68 private String getCurrentCountryIso() { 69 return mCountryMonitor.getCountryIso(); 70 } 71 72 private synchronized PhoneNumberUtil getPhoneNumberUtil() { 73 if (mPhoneNumberUtil == null) { 74 mPhoneNumberUtil = PhoneNumberUtil.getInstance(); 75 } 76 return mPhoneNumberUtil; 77 } 78 79 private PhoneNumber parsePhoneNumber(String number, String countryIso) { 80 try { 81 return getPhoneNumberUtil().parse(number, countryIso); 82 } catch (NumberParseException e) { 83 return null; 84 } 85 } 86 87 private synchronized PhoneNumberOfflineGeocoder getPhoneNumberOfflineGeocoder() { 88 if (mPhoneNumberOfflineGeocoder == null) { 89 mPhoneNumberOfflineGeocoder = PhoneNumberOfflineGeocoder.getInstance(); 90 } 91 return mPhoneNumberOfflineGeocoder; 92 } 93 94 @Override 95 public String getGeocodedLocationFor(String number, String countryIso) { 96 PhoneNumber structuredPhoneNumber = parsePhoneNumber(number, countryIso); 97 if (structuredPhoneNumber != null) { 98 return getPhoneNumberOfflineGeocoder().getDescriptionForNumber( 99 structuredPhoneNumber, mLocale); 100 } else { 101 return null; 102 } 103 } 104 } 105