bitwarden-android/src/Android/MainActivity.cs

406 lines
16 KiB
C#

using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Android.App;
using Android.Content;
using Android.Content.PM;
using Android.Nfc;
using Android.OS;
using Android.Runtime;
using AndroidX.Core.Content;
using Bit.App.Abstractions;
using Bit.App.Models;
using Bit.App.Utilities;
using Bit.Core;
using Bit.Core.Abstractions;
using Bit.Core.Enums;
using Bit.Core.Utilities;
using Bit.Droid.Receivers;
using Bit.Droid.Utilities;
using ZXing.Net.Mobile.Android;
namespace Bit.Droid
{
// Activity and IntentFilter declarations have been moved to Properties/AndroidManifest.xml
// They have been hardcoded so we can use the default LaunchMode on Android 11+
// LaunchMode defined in values/manifest.xml for Android 10- and values-v30/manifest.xml for Android 11+
// See https://github.com/bitwarden/mobile/pull/1673 for details
[Register("com.x8bit.bitwarden.MainActivity")]
public class MainActivity : Xamarin.Forms.Platform.Android.FormsAppCompatActivity
{
private IDeviceActionService _deviceActionService;
private IMessagingService _messagingService;
private IBroadcasterService _broadcasterService;
private IStateService _stateService;
private IAppIdService _appIdService;
private IEventService _eventService;
private PendingIntent _eventUploadPendingIntent;
private AppOptions _appOptions;
private string _activityKey = $"{nameof(MainActivity)}_{Java.Lang.JavaSystem.CurrentTimeMillis().ToString()}";
private Java.Util.Regex.Pattern _otpPattern =
Java.Util.Regex.Pattern.Compile("^.*?([cbdefghijklnrtuv]{32,64})$");
protected override void OnCreate(Bundle savedInstanceState)
{
var eventUploadIntent = new Intent(this, typeof(EventUploadReceiver));
_eventUploadPendingIntent = PendingIntent.GetBroadcast(this, 0, eventUploadIntent,
PendingIntentFlags.UpdateCurrent);
var policy = new StrictMode.ThreadPolicy.Builder().PermitAll().Build();
StrictMode.SetThreadPolicy(policy);
_deviceActionService = ServiceContainer.Resolve<IDeviceActionService>("deviceActionService");
_messagingService = ServiceContainer.Resolve<IMessagingService>("messagingService");
_broadcasterService = ServiceContainer.Resolve<IBroadcasterService>("broadcasterService");
_stateService = ServiceContainer.Resolve<IStateService>("stateService");
_appIdService = ServiceContainer.Resolve<IAppIdService>("appIdService");
_eventService = ServiceContainer.Resolve<IEventService>("eventService");
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
// this needs to be called here before base.OnCreate(...)
Intent?.Validate();
base.OnCreate(savedInstanceState);
if (!CoreHelpers.InDebugMode())
{
Window.AddFlags(Android.Views.WindowManagerFlags.Secure);
}
#if !DEBUG && !FDROID
var appCenterHelper = new AppCenterHelper(_appIdService, _stateService);
var appCenterTask = appCenterHelper.InitAsync();
#endif
var toplayout = Window?.DecorView?.RootView;
if (toplayout != null)
{
toplayout.FilterTouchesWhenObscured = true;
}
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
Xamarin.Forms.Forms.Init(this, savedInstanceState);
_appOptions = GetOptions();
LoadApplication(new App.App(_appOptions));
_broadcasterService.Subscribe(_activityKey, (message) =>
{
if (message.Command == "startEventTimer")
{
StartEventAlarm();
}
else if (message.Command == "stopEventTimer")
{
var task = StopEventAlarmAsync();
}
else if (message.Command == "finishMainActivity")
{
Xamarin.Forms.Device.BeginInvokeOnMainThread(() => Finish());
}
else if (message.Command == "listenYubiKeyOTP")
{
ListenYubiKey((bool)message.Data);
}
else if (message.Command == "updatedTheme")
{
Xamarin.Forms.Device.BeginInvokeOnMainThread(() => AppearanceAdjustments());
}
else if (message.Command == "exit")
{
ExitApp();
}
});
}
protected override void OnPause()
{
base.OnPause();
ListenYubiKey(false);
}
protected override void OnResume()
{
base.OnResume();
Xamarin.Essentials.Platform.OnResume();
AppearanceAdjustments();
ThemeManager.UpdateThemeOnPagesAsync();
if (_deviceActionService.SupportsNfc())
{
try
{
_messagingService.Send("resumeYubiKey");
}
catch { }
}
AndroidHelpers.SetPreconfiguredRestrictionSettingsAsync(this)
.GetAwaiter()
.GetResult();
}
protected override void OnNewIntent(Intent intent)
{
base.OnNewIntent(intent);
try
{
if (intent?.GetStringExtra("uri") is string uri)
{
_messagingService.Send("popAllAndGoToAutofillCiphers");
if (_appOptions != null)
{
_appOptions.Uri = uri;
}
}
else if (intent.GetBooleanExtra("generatorTile", false))
{
_messagingService.Send("popAllAndGoToTabGenerator");
if (_appOptions != null)
{
_appOptions.GeneratorTile = true;
}
}
else if (intent.GetBooleanExtra("myVaultTile", false))
{
_messagingService.Send("popAllAndGoToTabMyVault");
if (_appOptions != null)
{
_appOptions.MyVaultTile = true;
}
}
else if (intent.Action == Intent.ActionSend && intent.Type != null)
{
if (_appOptions != null)
{
_appOptions.CreateSend = GetCreateSendRequest(intent);
}
_messagingService.Send("popAllAndGoToTabSend");
}
else
{
ParseYubiKey(intent.DataString);
}
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(">>> {0}: {1}", e.GetType(), e.StackTrace);
}
}
public async override void OnRequestPermissionsResult(int requestCode, string[] permissions,
[GeneratedEnum] Permission[] grantResults)
{
if (requestCode == Constants.SelectFilePermissionRequestCode)
{
if (grantResults.Any(r => r != Permission.Granted))
{
_messagingService.Send("selectFileCameraPermissionDenied");
}
await _deviceActionService.SelectFileAsync();
}
else
{
Xamarin.Essentials.Platform.OnRequestPermissionsResult(requestCode, permissions, grantResults);
PermissionsHandler.OnRequestPermissionsResult(requestCode, permissions, grantResults);
}
base.OnRequestPermissionsResult(requestCode, permissions, grantResults);
}
protected override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
if (resultCode == Result.Ok &&
(requestCode == Constants.SelectFileRequestCode || requestCode == Constants.SaveFileRequestCode))
{
Android.Net.Uri uri = null;
string fileName = null;
if (data != null && data.Data != null)
{
uri = data.Data;
fileName = AndroidHelpers.GetFileName(ApplicationContext, uri);
}
else
{
// camera
var file = new Java.IO.File(FilesDir, "temp_camera_photo.jpg");
uri = FileProvider.GetUriForFile(this, "com.x8bit.bitwarden.fileprovider", file);
fileName = $"photo_{DateTime.UtcNow.ToString("yyyyMMddHHmmss")}.jpg";
}
if (uri == null)
{
return;
}
if (requestCode == Constants.SaveFileRequestCode)
{
_messagingService.Send("selectSaveFileResult",
new Tuple<string, string>(uri.ToString(), fileName));
return;
}
try
{
using (var stream = ContentResolver.OpenInputStream(uri))
using (var memoryStream = new MemoryStream())
{
stream.CopyTo(memoryStream);
_messagingService.Send("selectFileResult",
new Tuple<byte[], string>(memoryStream.ToArray(), fileName ?? "unknown_file_name"));
}
}
catch (Java.IO.FileNotFoundException)
{
return;
}
}
}
protected override void OnDestroy()
{
base.OnDestroy();
_broadcasterService.Unsubscribe(_activityKey);
}
private void ListenYubiKey(bool listen)
{
if (!_deviceActionService.SupportsNfc())
{
return;
}
var adapter = NfcAdapter.GetDefaultAdapter(this);
if (listen)
{
var intent = new Intent(this, Class);
intent.AddFlags(ActivityFlags.SingleTop);
var pendingIntent = PendingIntent.GetActivity(this, 0, intent, 0);
// register for all NDEF tags starting with http och https
var ndef = new IntentFilter(NfcAdapter.ActionNdefDiscovered);
ndef.AddDataScheme("http");
ndef.AddDataScheme("https");
var filters = new IntentFilter[] { ndef };
try
{
// register for foreground dispatch so we'll receive tags according to our intent filters
adapter.EnableForegroundDispatch(this, pendingIntent, filters, null);
}
catch { }
}
else
{
try
{
adapter.DisableForegroundDispatch(this);
}
catch { }
}
}
private AppOptions GetOptions()
{
var options = new AppOptions
{
Uri = Intent.GetStringExtra("uri") ?? Intent.GetStringExtra("autofillFrameworkUri"),
MyVaultTile = Intent.GetBooleanExtra("myVaultTile", false),
GeneratorTile = Intent.GetBooleanExtra("generatorTile", false),
FromAutofillFramework = Intent.GetBooleanExtra("autofillFramework", false),
CreateSend = GetCreateSendRequest(Intent)
};
var fillType = Intent.GetIntExtra("autofillFrameworkFillType", 0);
if (fillType > 0)
{
options.FillType = (CipherType)fillType;
}
if (Intent.GetBooleanExtra("autofillFrameworkSave", false))
{
options.SaveType = (CipherType)Intent.GetIntExtra("autofillFrameworkType", 0);
options.SaveName = Intent.GetStringExtra("autofillFrameworkName");
options.SaveUsername = Intent.GetStringExtra("autofillFrameworkUsername");
options.SavePassword = Intent.GetStringExtra("autofillFrameworkPassword");
options.SaveCardName = Intent.GetStringExtra("autofillFrameworkCardName");
options.SaveCardNumber = Intent.GetStringExtra("autofillFrameworkCardNumber");
options.SaveCardExpMonth = Intent.GetStringExtra("autofillFrameworkCardExpMonth");
options.SaveCardExpYear = Intent.GetStringExtra("autofillFrameworkCardExpYear");
options.SaveCardCode = Intent.GetStringExtra("autofillFrameworkCardCode");
}
return options;
}
private Tuple<SendType, string, byte[], string> GetCreateSendRequest(Intent intent)
{
if (intent.Action == Intent.ActionSend && intent.Type != null)
{
if ((intent.Flags & ActivityFlags.LaunchedFromHistory) == ActivityFlags.LaunchedFromHistory)
{
// don't re-deliver intent if resuming from app switcher
return null;
}
var type = intent.Type;
if (type.Contains("text/"))
{
var subject = intent.GetStringExtra(Intent.ExtraSubject);
var text = intent.GetStringExtra(Intent.ExtraText);
return new Tuple<SendType, string, byte[], string>(SendType.Text, subject, null, text);
}
else
{
var data = intent.ClipData?.GetItemAt(0);
var uri = data?.Uri;
var filename = AndroidHelpers.GetFileName(ApplicationContext, uri);
try
{
using (var stream = ContentResolver.OpenInputStream(uri))
using (var memoryStream = new MemoryStream())
{
stream.CopyTo(memoryStream);
return new Tuple<SendType, string, byte[], string>(SendType.File, filename, memoryStream.ToArray(), null);
}
}
catch (Java.IO.FileNotFoundException) { }
}
}
return null;
}
private void ParseYubiKey(string data)
{
if (data == null)
{
return;
}
var otpMatch = _otpPattern.Matcher(data);
if (otpMatch.Matches())
{
var otp = otpMatch.Group(1);
_messagingService.Send("gotYubiKeyOTP", otp);
}
}
private void AppearanceAdjustments()
{
Window?.SetStatusBarColor(ThemeHelpers.NavBarBackgroundColor);
Window?.DecorView.SetBackgroundColor(ThemeHelpers.BackgroundColor);
ThemeHelpers.SetAppearance(ThemeManager.GetTheme(), ThemeManager.OsDarkModeEnabled());
}
private void ExitApp()
{
FinishAffinity();
Java.Lang.JavaSystem.Exit(0);
}
private void StartEventAlarm()
{
var alarmManager = GetSystemService(AlarmService) as AlarmManager;
alarmManager.SetInexactRepeating(AlarmType.ElapsedRealtime, 120000, 300000, _eventUploadPendingIntent);
}
private async Task StopEventAlarmAsync()
{
var alarmManager = GetSystemService(AlarmService) as AlarmManager;
alarmManager.Cancel(_eventUploadPendingIntent);
await _eventService.UploadEventsAsync();
}
}
}