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.calllogutils; 18 19 import android.content.Context; 20 import android.provider.CallLog.Calls; 21 import android.telephony.PhoneNumberUtils; 22 import android.text.BidiFormatter; 23 import android.text.TextDirectionHeuristics; 24 import android.text.TextUtils; 25 import com.android.dialer.phonenumberutil.PhoneNumberHelper; 26 import com.google.common.base.Optional; 27 28 /** Helper for formatting and managing the display of phone numbers. */ 29 public class PhoneNumberDisplayUtil { 30 31 /** Returns the string to display for the given phone number if there is no matching contact. */ getDisplayName( Context context, CharSequence number, int presentation, boolean isVoicemail)32 public static CharSequence getDisplayName( 33 Context context, CharSequence number, int presentation, boolean isVoicemail) { 34 Optional<String> presentationString = getNameForPresentation(context, presentation); 35 if (presentationString.isPresent()) { 36 return presentationString.get(); 37 } 38 if (isVoicemail) { 39 return context.getResources().getString(R.string.voicemail_string); 40 } 41 if (PhoneNumberHelper.isLegacyUnknownNumbers(number)) { 42 return context.getResources().getString(R.string.unknown); 43 } 44 return ""; 45 } 46 47 /** Returns the string associated with the given presentation. */ getNameForPresentation(Context appContext, int presentation)48 public static Optional<String> getNameForPresentation(Context appContext, int presentation) { 49 if (presentation == Calls.PRESENTATION_UNKNOWN) { 50 return Optional.of(appContext.getResources().getString(R.string.unknown)); 51 } 52 if (presentation == Calls.PRESENTATION_RESTRICTED) { 53 return Optional.of(PhoneNumberHelper.getDisplayNameForRestrictedNumber(appContext)); 54 } 55 if (presentation == Calls.PRESENTATION_PAYPHONE) { 56 return Optional.of(appContext.getResources().getString(R.string.payphone)); 57 } 58 return Optional.absent(); 59 } 60 61 /** 62 * Returns the string to display for the given phone number. 63 * 64 * @param number the number to display 65 * @param formattedNumber the formatted number if available, may be null 66 */ getDisplayNumber( Context context, CharSequence number, int presentation, CharSequence formattedNumber, CharSequence postDialDigits, boolean isVoicemail)67 static CharSequence getDisplayNumber( 68 Context context, 69 CharSequence number, 70 int presentation, 71 CharSequence formattedNumber, 72 CharSequence postDialDigits, 73 boolean isVoicemail) { 74 final CharSequence displayName = getDisplayName(context, number, presentation, isVoicemail); 75 if (!TextUtils.isEmpty(displayName)) { 76 return getTtsSpannableLtrNumber(displayName); 77 } 78 79 if (!TextUtils.isEmpty(formattedNumber)) { 80 return getTtsSpannableLtrNumber(formattedNumber); 81 } else if (!TextUtils.isEmpty(number)) { 82 return getTtsSpannableLtrNumber(number.toString() + postDialDigits); 83 } else { 84 return context.getResources().getString(R.string.unknown); 85 } 86 } 87 88 /** Returns number annotated as phone number in LTR direction. */ getTtsSpannableLtrNumber(CharSequence number)89 private static CharSequence getTtsSpannableLtrNumber(CharSequence number) { 90 return PhoneNumberUtils.createTtsSpannable( 91 BidiFormatter.getInstance().unicodeWrap(number.toString(), TextDirectionHeuristics.LTR)); 92 } 93 } 94