bitwarden-mobile/src/App/Pages/Settings/SettingsPage/SettingsPageViewModel.cs

581 lines
25 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Bit.App.Abstractions;
using Bit.App.Resources;
using Bit.Core.Abstractions;
using Bit.Core.Enums;
using Bit.Core.Models.Domain;
using Bit.Core.Utilities;
using Xamarin.CommunityToolkit.ObjectModel;
using Xamarin.Forms;
using ZXing.Client.Result;
namespace Bit.App.Pages
{
public class SettingsPageViewModel : BaseViewModel
{
private readonly IPlatformUtilsService _platformUtilsService;
private readonly ICryptoService _cryptoService;
private readonly IStateService _stateService;
private readonly IDeviceActionService _deviceActionService;
private readonly IEnvironmentService _environmentService;
private readonly IMessagingService _messagingService;
private readonly IVaultTimeoutService _vaultTimeoutService;
private readonly ISyncService _syncService;
private readonly IBiometricService _biometricService;
private readonly IPolicyService _policyService;
private readonly ILocalizeService _localizeService;
private readonly IKeyConnectorService _keyConnectorService;
private readonly IClipboardService _clipboardService;
private const int CustomVaultTimeoutValue = -100;
private bool _supportsBiometric;
private bool _pin;
private bool _biometric;
private string _lastSyncDate;
private string _vaultTimeoutDisplayValue;
private string _vaultTimeoutActionDisplayValue;
private bool _showChangeMasterPassword;
private List<KeyValuePair<string, int?>> _vaultTimeouts =
new List<KeyValuePair<string, int?>>
{
new KeyValuePair<string, int?>(AppResources.Immediately, 0),
new KeyValuePair<string, int?>(AppResources.OneMinute, 1),
new KeyValuePair<string, int?>(AppResources.FiveMinutes, 5),
new KeyValuePair<string, int?>(AppResources.FifteenMinutes, 15),
new KeyValuePair<string, int?>(AppResources.ThirtyMinutes, 30),
new KeyValuePair<string, int?>(AppResources.OneHour, 60),
new KeyValuePair<string, int?>(AppResources.FourHours, 240),
new KeyValuePair<string, int?>(AppResources.OnRestart, -1),
new KeyValuePair<string, int?>(AppResources.Never, null),
new KeyValuePair<string, int?>(AppResources.Custom, CustomVaultTimeoutValue),
};
private List<KeyValuePair<string, VaultTimeoutAction>> _vaultTimeoutActions =
new List<KeyValuePair<string, VaultTimeoutAction>>
{
new KeyValuePair<string, VaultTimeoutAction>(AppResources.Lock, VaultTimeoutAction.Lock),
new KeyValuePair<string, VaultTimeoutAction>(AppResources.LogOut, VaultTimeoutAction.Logout),
};
private Policy _vaultTimeoutPolicy;
private int? _vaultTimeout;
public SettingsPageViewModel()
{
_platformUtilsService = ServiceContainer.Resolve<IPlatformUtilsService>("platformUtilsService");
_cryptoService = ServiceContainer.Resolve<ICryptoService>("cryptoService");
_stateService = ServiceContainer.Resolve<IStateService>("stateService");
_deviceActionService = ServiceContainer.Resolve<IDeviceActionService>("deviceActionService");
_environmentService = ServiceContainer.Resolve<IEnvironmentService>("environmentService");
_messagingService = ServiceContainer.Resolve<IMessagingService>("messagingService");
_vaultTimeoutService = ServiceContainer.Resolve<IVaultTimeoutService>("vaultTimeoutService");
_syncService = ServiceContainer.Resolve<ISyncService>("syncService");
_biometricService = ServiceContainer.Resolve<IBiometricService>("biometricService");
_policyService = ServiceContainer.Resolve<IPolicyService>("policyService");
_localizeService = ServiceContainer.Resolve<ILocalizeService>("localizeService");
_keyConnectorService = ServiceContainer.Resolve<IKeyConnectorService>("keyConnectorService");
_clipboardService = ServiceContainer.Resolve<IClipboardService>("clipboardService");
GroupedItems = new ObservableRangeCollection<ISettingsPageListItem>();
PageTitle = AppResources.Settings;
}
public ObservableRangeCollection<ISettingsPageListItem> GroupedItems { get; set; }
public async Task InitAsync()
{
_supportsBiometric = await _platformUtilsService.SupportsBiometricAsync();
var lastSync = await _syncService.GetLastSyncAsync();
if (lastSync != null)
{
lastSync = lastSync.Value.ToLocalTime();
_lastSyncDate = string.Format("{0} {1}",
_localizeService.GetLocaleShortDate(lastSync.Value),
_localizeService.GetLocaleShortTime(lastSync.Value));
}
if (await _policyService.PolicyAppliesToUser(PolicyType.MaximumVaultTimeout))
{
_vaultTimeoutPolicy = (await _policyService.GetAll(PolicyType.MaximumVaultTimeout)).First();
var minutes = _policyService.GetPolicyInt(_vaultTimeoutPolicy, "minutes").GetValueOrDefault();
_vaultTimeouts = _vaultTimeouts.Where(t =>
t.Value <= minutes &&
(t.Value > 0 || t.Value == CustomVaultTimeoutValue) &&
t.Value != null).ToList();
}
_vaultTimeout = await _vaultTimeoutService.GetVaultTimeout();
_vaultTimeoutDisplayValue = _vaultTimeouts.FirstOrDefault(o => o.Value == _vaultTimeout).Key;
var action = await _stateService.GetVaultTimeoutActionAsync() ?? VaultTimeoutAction.Lock;
_vaultTimeoutActionDisplayValue = _vaultTimeoutActions.FirstOrDefault(o => o.Value == action).Key;
var pinSet = await _vaultTimeoutService.IsPinLockSetAsync();
_pin = pinSet.Item1 || pinSet.Item2;
_biometric = await _vaultTimeoutService.IsBiometricLockSetAsync();
if (_vaultTimeoutDisplayValue == null)
{
_vaultTimeoutDisplayValue = AppResources.Custom;
}
_showChangeMasterPassword = IncludeLinksWithSubscriptionInfo() &&
!await _keyConnectorService.GetUsesKeyConnector();
BuildList();
}
public async Task AboutAsync()
{
var debugText = string.Format("{0}: {1} ({2})", AppResources.Version,
_platformUtilsService.GetApplicationVersion(), _deviceActionService.GetBuildNumber());
#if DEBUG
var pushNotificationsRegistered = ServiceContainer.Resolve<IPushNotificationService>("pushNotificationService").IsRegisteredForPush;
var pnServerRegDate = await _stateService.GetPushLastRegistrationDateAsync();
var pnServerError = await _stateService.GetPushInstallationRegistrationErrorAsync();
var pnServerRegDateMessage = default(DateTime) == pnServerRegDate ? "-" : $"{pnServerRegDate.GetValueOrDefault().ToShortDateString()}-{pnServerRegDate.GetValueOrDefault().ToShortTimeString()} UTC";
var errorMessage = string.IsNullOrEmpty(pnServerError) ? string.Empty : $"Push Notifications Server Registration error: {pnServerError}";
var text = string.Format("© Bitwarden Inc. 2015-{0}\n\n{1}\nPush Notifications registered:{2}\nPush Notifications Server Last Date :{3}\n{4}", DateTime.Now.Year, debugText, pushNotificationsRegistered, pnServerRegDateMessage, errorMessage);
#else
var text = string.Format("© Bitwarden Inc. 2015-{0}\n\n{1}", DateTime.Now.Year, debugText);
#endif
var copy = await _platformUtilsService.ShowDialogAsync(text, AppResources.Bitwarden, AppResources.Copy,
AppResources.Close);
if (copy)
{
await _clipboardService.CopyTextAsync(debugText);
}
}
public void Help()
{
_platformUtilsService.LaunchUri("https://bitwarden.com/help/");
}
public async Task FingerprintAsync()
{
List<string> fingerprint;
try
{
fingerprint = await _cryptoService.GetFingerprintAsync(await _stateService.GetActiveUserIdAsync());
}
catch (Exception e) when (e.Message == "No public key available.")
{
return;
}
var phrase = string.Join("-", fingerprint);
var text = string.Format("{0}:\n\n{1}", AppResources.YourAccountsFingerprint, phrase);
var learnMore = await _platformUtilsService.ShowDialogAsync(text, AppResources.FingerprintPhrase,
AppResources.LearnMore, AppResources.Close);
if (learnMore)
{
_platformUtilsService.LaunchUri("https://bitwarden.com/help/fingerprint-phrase/");
}
}
public void Rate()
{
_deviceActionService.RateApp();
}
public void Import()
{
_platformUtilsService.LaunchUri("https://bitwarden.com/help/import-data/");
}
public void WebVault()
{
_platformUtilsService.LaunchUri(_environmentService.GetWebVaultUrl());
}
public async Task ShareAsync()
{
var confirmed = await _platformUtilsService.ShowDialogAsync(AppResources.LearnOrgConfirmation,
AppResources.LearnOrg, AppResources.Yes, AppResources.Cancel);
if (confirmed)
{
_platformUtilsService.LaunchUri("https://bitwarden.com/help/about-organizations/");
}
}
public async Task TwoStepAsync()
{
var confirmed = await _platformUtilsService.ShowDialogAsync(AppResources.TwoStepLoginConfirmation,
AppResources.TwoStepLogin, AppResources.Yes, AppResources.Cancel);
if (confirmed)
{
_platformUtilsService.LaunchUri($"{_environmentService.GetWebVaultUrl()}/#/settings");
}
}
public async Task ChangePasswordAsync()
{
var confirmed = await _platformUtilsService.ShowDialogAsync(AppResources.ChangePasswordConfirmation,
AppResources.ChangeMasterPassword, AppResources.Yes, AppResources.Cancel);
if (confirmed)
{
_platformUtilsService.LaunchUri($"{_environmentService.GetWebVaultUrl()}/#/settings");
}
}
public async Task LogOutAsync()
{
var confirmed = await _platformUtilsService.ShowDialogAsync(AppResources.LogoutConfirmation,
AppResources.LogOut, AppResources.Yes, AppResources.Cancel);
if (confirmed)
{
_messagingService.Send("logout");
}
}
public async Task LockAsync()
{
await _vaultTimeoutService.LockAsync(true, true);
}
public async Task VaultTimeoutAsync(bool promptOptions = true, int? newTimeout = 0)
{
var oldTimeout = _vaultTimeout;
var options = _vaultTimeouts.Select(
o => o.Key == _vaultTimeoutDisplayValue ? $"✓ {o.Key}" : o.Key).ToArray();
if (promptOptions)
{
var selection = await Page.DisplayActionSheet(AppResources.VaultTimeout,
AppResources.Cancel, null, options);
if (selection == null || selection == AppResources.Cancel)
{
return;
}
var cleanSelection = selection.Replace("✓ ", string.Empty);
var selectionOption = _vaultTimeouts.FirstOrDefault(o => o.Key == cleanSelection);
_vaultTimeoutDisplayValue = selectionOption.Key;
newTimeout = selectionOption.Value;
}
if (_vaultTimeoutPolicy != null)
{
var maximumTimeout = _policyService.GetPolicyInt(_vaultTimeoutPolicy, "minutes");
if (newTimeout > maximumTimeout)
{
await _platformUtilsService.ShowDialogAsync(AppResources.VaultTimeoutToLarge, AppResources.Warning);
var timeout = await _vaultTimeoutService.GetVaultTimeout();
_vaultTimeoutDisplayValue = _vaultTimeouts.FirstOrDefault(o => o.Value == timeout).Key ??
AppResources.Custom;
return;
}
}
await _vaultTimeoutService.SetVaultTimeoutOptionsAsync(newTimeout,
GetVaultTimeoutActionFromKey(_vaultTimeoutActionDisplayValue));
if (newTimeout != CustomVaultTimeoutValue)
{
_vaultTimeout = newTimeout;
}
if (oldTimeout != newTimeout)
{
await Device.InvokeOnMainThreadAsync(BuildList);
}
}
public async Task VaultTimeoutActionAsync()
{
var options = _vaultTimeoutActions.Select(o =>
o.Key == _vaultTimeoutActionDisplayValue ? $"✓ {o.Key}" : o.Key).ToArray();
var selection = await Page.DisplayActionSheet(AppResources.VaultTimeoutAction,
AppResources.Cancel, null, options);
if (selection == null || selection == AppResources.Cancel)
{
return;
}
var cleanSelection = selection.Replace("✓ ", string.Empty);
if (cleanSelection == AppResources.LogOut)
{
var confirmed = await _platformUtilsService.ShowDialogAsync(AppResources.VaultTimeoutLogOutConfirmation,
AppResources.Warning, AppResources.Yes, AppResources.Cancel);
if (!confirmed)
{
// Reset to lock and continue process as if lock were selected
cleanSelection = AppResources.Lock;
}
}
var selectionOption = _vaultTimeoutActions.FirstOrDefault(o => o.Key == cleanSelection);
var changed = _vaultTimeoutActionDisplayValue != selectionOption.Key;
_vaultTimeoutActionDisplayValue = selectionOption.Key;
await _vaultTimeoutService.SetVaultTimeoutOptionsAsync(_vaultTimeout,
selectionOption.Value);
if (changed)
{
_messagingService.Send("vaultTimeoutActionChanged");
}
BuildList();
}
public async Task UpdatePinAsync()
{
_pin = !_pin;
if (_pin)
{
var pin = await _deviceActionService.DisplayPromptAync(AppResources.EnterPIN,
AppResources.SetPINDescription, null, AppResources.Submit, AppResources.Cancel, true);
if (!string.IsNullOrWhiteSpace(pin))
{
var masterPassOnRestart = false;
if (!await _keyConnectorService.GetUsesKeyConnector())
{
masterPassOnRestart = await _platformUtilsService.ShowDialogAsync(
AppResources.PINRequireMasterPasswordRestart, AppResources.UnlockWithPIN,
AppResources.Yes, AppResources.No);
}
var kdf = await _stateService.GetKdfTypeAsync();
var kdfIterations = await _stateService.GetKdfIterationsAsync();
var email = await _stateService.GetEmailAsync();
var pinKey = await _cryptoService.MakePinKeyAysnc(pin, email,
kdf.GetValueOrDefault(Core.Enums.KdfType.PBKDF2_SHA256),
kdfIterations.GetValueOrDefault(5000));
var key = await _cryptoService.GetKeyAsync();
var pinProtectedKey = await _cryptoService.EncryptAsync(key.Key, pinKey);
if (masterPassOnRestart)
{
var encPin = await _cryptoService.EncryptAsync(pin);
await _stateService.SetProtectedPinAsync(encPin.EncryptedString);
await _stateService.SetPinProtectedKeyAsync(pinProtectedKey);
}
else
{
await _stateService.SetPinProtectedAsync(pinProtectedKey.EncryptedString);
}
}
else
{
_pin = false;
}
}
if (!_pin)
{
await _cryptoService.ClearPinProtectedKeyAsync();
await _vaultTimeoutService.ClearAsync();
}
BuildList();
}
public async Task UpdateBiometricAsync()
{
var current = _biometric;
if (_biometric)
{
_biometric = false;
}
else if (await _platformUtilsService.SupportsBiometricAsync())
{
_biometric = await _platformUtilsService.AuthenticateBiometricAsync(null,
_deviceActionService.DeviceType == Core.Enums.DeviceType.Android ? "." : null);
}
if (_biometric == current)
{
return;
}
if (_biometric)
{
await _biometricService.SetupBiometricAsync();
await _stateService.SetBiometricUnlockAsync(true);
}
else
{
await _stateService.SetBiometricUnlockAsync(null);
}
await _stateService.SetBiometricLockedAsync(false);
await _cryptoService.ToggleKeyAsync();
BuildList();
}
public void BuildList()
{
var doUpper = Device.RuntimePlatform != Device.Android;
var autofillItems = new List<SettingsPageListItem>();
if (Device.RuntimePlatform == Device.Android)
{
autofillItems.Add(new SettingsPageListItem
{
Name = AppResources.AutofillServices,
SubLabel = _deviceActionService.AutofillServicesEnabled() ?
AppResources.Enabled : AppResources.Disabled
});
}
else
{
if (_deviceActionService.SystemMajorVersion() >= 12)
{
autofillItems.Add(new SettingsPageListItem { Name = AppResources.PasswordAutofill });
}
autofillItems.Add(new SettingsPageListItem { Name = AppResources.AppExtension });
}
var manageItems = new List<SettingsPageListItem>
{
new SettingsPageListItem { Name = AppResources.Folders },
new SettingsPageListItem { Name = AppResources.Sync, SubLabel = _lastSyncDate }
};
var securityItems = new List<SettingsPageListItem>
{
new SettingsPageListItem { Name = AppResources.VaultTimeout, SubLabel = _vaultTimeoutDisplayValue },
new SettingsPageListItem
{
Name = AppResources.VaultTimeoutAction,
SubLabel = _vaultTimeoutActionDisplayValue
},
new SettingsPageListItem
{
Name = AppResources.UnlockWithPIN,
SubLabel = _pin ? AppResources.Enabled : AppResources.Disabled
},
new SettingsPageListItem { Name = AppResources.LockNow },
new SettingsPageListItem { Name = AppResources.TwoStepLogin }
};
if (_supportsBiometric || _biometric)
{
var biometricName = AppResources.Biometrics;
if (Device.RuntimePlatform == Device.iOS)
{
biometricName = _deviceActionService.SupportsFaceBiometric() ? AppResources.FaceID :
AppResources.TouchID;
}
var item = new SettingsPageListItem
{
Name = string.Format(AppResources.UnlockWith, biometricName),
SubLabel = _biometric ? AppResources.Enabled : AppResources.Disabled
};
securityItems.Insert(2, item);
}
if (_vaultTimeoutDisplayValue == AppResources.Custom)
{
securityItems.Insert(1, new SettingsPageListItem
{
Name = AppResources.Custom,
Time = TimeSpan.FromMinutes(Math.Abs((double)_vaultTimeout.GetValueOrDefault())),
});
}
if (_vaultTimeoutPolicy != null)
{
var maximumTimeout = _policyService.GetPolicyInt(_vaultTimeoutPolicy, "minutes").GetValueOrDefault();
securityItems.Insert(0, new SettingsPageListItem
{
Name = string.Format(AppResources.VaultTimeoutPolicyInEffect,
Math.Floor((float)maximumTimeout / 60),
maximumTimeout % 60),
UseFrame = true,
});
}
var accountItems = new List<SettingsPageListItem>
{
new SettingsPageListItem { Name = AppResources.FingerprintPhrase },
new SettingsPageListItem { Name = AppResources.LogOut }
};
if (_showChangeMasterPassword)
{
accountItems.Insert(0, new SettingsPageListItem { Name = AppResources.ChangeMasterPassword });
}
var toolsItems = new List<SettingsPageListItem>
{
new SettingsPageListItem { Name = AppResources.ImportItems },
new SettingsPageListItem { Name = AppResources.ExportVault }
};
if (IncludeLinksWithSubscriptionInfo())
{
toolsItems.Add(new SettingsPageListItem { Name = AppResources.LearnOrg });
toolsItems.Add(new SettingsPageListItem { Name = AppResources.WebVault });
}
var otherItems = new List<SettingsPageListItem>
{
new SettingsPageListItem { Name = AppResources.Options },
new SettingsPageListItem { Name = AppResources.About },
new SettingsPageListItem { Name = AppResources.HelpAndFeedback },
new SettingsPageListItem { Name = AppResources.RateTheApp },
new SettingsPageListItem { Name = AppResources.DeleteAccount }
};
// TODO: improve this. Leaving this as is to reduce error possibility on the hotfix.
var settingsListGroupItems = new List<SettingsPageListGroup>()
{
new SettingsPageListGroup(autofillItems, AppResources.Autofill, doUpper, true),
new SettingsPageListGroup(manageItems, AppResources.Manage, doUpper),
new SettingsPageListGroup(securityItems, AppResources.Security, doUpper),
new SettingsPageListGroup(accountItems, AppResources.Account, doUpper),
new SettingsPageListGroup(toolsItems, AppResources.Tools, doUpper),
new SettingsPageListGroup(otherItems, AppResources.Other, doUpper)
};
// TODO: refactor this
if (Device.RuntimePlatform == Device.Android
||
GroupedItems.Any())
{
var items = new List<ISettingsPageListItem>();
foreach (var itemGroup in settingsListGroupItems)
{
items.Add(new SettingsPageHeaderListItem(itemGroup.Name));
items.AddRange(itemGroup);
}
GroupedItems.ReplaceRange(items);
}
else
{
// HACK: we need this on iOS, so that it doesn't crash when adding coming from an empty list
var first = true;
var items = new List<ISettingsPageListItem>();
foreach (var itemGroup in settingsListGroupItems)
{
if (!first)
{
items.Add(new SettingsPageHeaderListItem(itemGroup.Name));
}
else
{
first = false;
}
items.AddRange(itemGroup);
}
if (settingsListGroupItems.Any())
{
GroupedItems.ReplaceRange(new List<ISettingsPageListItem> { new SettingsPageHeaderListItem(settingsListGroupItems[0].Name) });
GroupedItems.AddRange(items);
}
else
{
GroupedItems.Clear();
}
}
}
private bool IncludeLinksWithSubscriptionInfo()
{
if (Device.RuntimePlatform == Device.iOS)
{
return false;
}
return true;
}
private VaultTimeoutAction GetVaultTimeoutActionFromKey(string key)
{
return _vaultTimeoutActions.FirstOrDefault(o => o.Key == key).Value;
}
private int? GetVaultTimeoutFromKey(string key)
{
return _vaultTimeouts.FirstOrDefault(o => o.Key == key).Value;
}
}
}