1 /* 2 * Copyright (C) 2017 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.voicemail.impl; 18 19 import android.annotation.TargetApi; 20 import android.content.Context; 21 import android.net.Network; 22 import android.os.Build.VERSION_CODES; 23 import android.support.annotation.WorkerThread; 24 import android.telecom.PhoneAccountHandle; 25 import com.android.dialer.common.Assert; 26 import com.android.voicemail.PinChanger; 27 import com.android.voicemail.impl.imap.ImapHelper; 28 import com.android.voicemail.impl.imap.ImapHelper.InitializingException; 29 import com.android.voicemail.impl.mail.MessagingException; 30 import com.android.voicemail.impl.sync.VvmNetworkRequest; 31 import com.android.voicemail.impl.sync.VvmNetworkRequest.NetworkWrapper; 32 import com.android.voicemail.impl.sync.VvmNetworkRequest.RequestFailedException; 33 34 @TargetApi(VERSION_CODES.O) 35 class PinChangerImpl implements PinChanger { 36 37 private final Context context; 38 private final PhoneAccountHandle phoneAccountHandle; 39 40 private static final String KEY_SCRAMBLED_PIN = "default_old_pin"; // legacy name, DO NOT CHANGE 41 PinChangerImpl(Context context, PhoneAccountHandle phoneAccountHandle)42 PinChangerImpl(Context context, PhoneAccountHandle phoneAccountHandle) { 43 this.context = context; 44 this.phoneAccountHandle = phoneAccountHandle; 45 } 46 47 @WorkerThread 48 @Override 49 @ChangePinResult changePin(String oldPin, String newPin)50 public int changePin(String oldPin, String newPin) { 51 Assert.isWorkerThread(); 52 OmtpVvmCarrierConfigHelper config = new OmtpVvmCarrierConfigHelper(context, phoneAccountHandle); 53 VoicemailStatus.Editor status = VoicemailStatus.edit(context, phoneAccountHandle); 54 try (NetworkWrapper networkWrapper = 55 VvmNetworkRequest.getNetwork(config, phoneAccountHandle, status)) { 56 Network network = networkWrapper.get(); 57 try (ImapHelper helper = new ImapHelper(context, phoneAccountHandle, network, status)) { 58 return helper.changePin(oldPin, newPin); 59 } catch (InitializingException | MessagingException e) { 60 VvmLog.e( 61 "VoicemailClientImpl.changePin", "ChangePinNetworkRequestCallback: onAvailable: " + e); 62 return PinChanger.CHANGE_PIN_SYSTEM_ERROR; 63 } 64 65 } catch (RequestFailedException e) { 66 return PinChanger.CHANGE_PIN_SYSTEM_ERROR; 67 } 68 } 69 70 @Override setScrambledPin(String pin)71 public void setScrambledPin(String pin) { 72 new VisualVoicemailPreferences(context, phoneAccountHandle) 73 .edit() 74 .putString(KEY_SCRAMBLED_PIN, pin) 75 .apply(); 76 if (pin == null) { 77 new OmtpVvmCarrierConfigHelper(context, phoneAccountHandle) 78 .handleEvent( 79 VoicemailStatus.edit(context, phoneAccountHandle), OmtpEvents.CONFIG_PIN_SET); 80 } 81 } 82 83 @Override getScrambledPin()84 public String getScrambledPin() { 85 return new VisualVoicemailPreferences(context, phoneAccountHandle).getString(KEY_SCRAMBLED_PIN); 86 } 87 88 @Override getPinSpecification()89 public PinSpecification getPinSpecification() { 90 PinSpecification result = new PinSpecification(); 91 VisualVoicemailPreferences preferences = 92 new VisualVoicemailPreferences(context, phoneAccountHandle); 93 // The OMTP pin length format is {min}-{max} 94 String[] lengths = preferences.getString(OmtpConstants.TUI_PASSWORD_LENGTH, "").split("-"); 95 if (lengths.length == 2) { 96 try { 97 result.minLength = Integer.parseInt(lengths[0]); 98 result.maxLength = Integer.parseInt(lengths[1]); 99 } catch (NumberFormatException e) { 100 // do nothing, return default value; 101 } 102 } 103 return result; 104 } 105 } 106