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      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.dialer.calllog;
     18 
     19 import android.content.res.Resources;
     20 import android.provider.CallLog.Calls;
     21 import android.text.TextUtils;
     22 import android.util.Log;
     23 
     24 import com.android.dialer.R;
     25 
     26 /**
     27  * Helper for formatting and managing the display of phone numbers.
     28  */
     29 public class PhoneNumberDisplayHelper {
     30     private final PhoneNumberUtilsWrapper mPhoneNumberUtils;
     31     private final Resources mResources;
     32 
     33     public PhoneNumberDisplayHelper(Resources resources) {
     34         mResources = resources;
     35         mPhoneNumberUtils = new PhoneNumberUtilsWrapper();
     36     }
     37 
     38     public PhoneNumberDisplayHelper(PhoneNumberUtilsWrapper phoneNumberUtils, Resources resources) {
     39         mPhoneNumberUtils = phoneNumberUtils;
     40         mResources = resources;
     41     }
     42 
     43     /* package */ CharSequence getDisplayName(CharSequence number, int presentation) {
     44         if (presentation == Calls.PRESENTATION_UNKNOWN) {
     45             return mResources.getString(R.string.unknown);
     46         }
     47         if (presentation == Calls.PRESENTATION_RESTRICTED) {
     48             return mResources.getString(R.string.private_num);
     49         }
     50         if (presentation == Calls.PRESENTATION_PAYPHONE) {
     51             return mResources.getString(R.string.payphone);
     52         }
     53         if (mPhoneNumberUtils.isVoicemailNumber(number)) {
     54             return mResources.getString(R.string.voicemail);
     55         }
     56         if (PhoneNumberUtilsWrapper.isLegacyUnknownNumbers(number)) {
     57             return mResources.getString(R.string.unknown);
     58         }
     59         return "";
     60     }
     61 
     62     /**
     63      * Returns the string to display for the given phone number.
     64      *
     65      * @param number the number to display
     66      * @param formattedNumber the formatted number if available, may be null
     67      */
     68     public CharSequence getDisplayNumber(CharSequence number,
     69             int presentation, CharSequence formattedNumber) {
     70 
     71         final CharSequence displayName = getDisplayName(number, presentation);
     72         if (!TextUtils.isEmpty(displayName)) {
     73             return displayName;
     74         }
     75 
     76         if (TextUtils.isEmpty(number)) {
     77             return "";
     78         }
     79 
     80         if (TextUtils.isEmpty(formattedNumber)) {
     81             return number;
     82         } else {
     83             return formattedNumber;
     84         }
     85     }
     86 }
     87