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Code Issues Releases Wiki Activity

reset for v2

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This commit is contained in:
Kyle Spearrin
2019-03-27 16:23:00 -04:00
parent 5a7f106e3e
commit 297beac169
1180 changed files with 0 additions and 126197 deletions
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369
src/Android/Services/AndroidKeyStoreStorageService.cs
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using Java.Security;
using Javax.Crypto;
using Android.OS;
using Bit.App.Abstractions;
using System;
using Android.Security;
using Javax.Security.Auth.X500;
using Java.Math;
using Android.Security.Keystore;
using Android.App;
using Plugin.Settings.Abstractions;
using Java.Util;
using Javax.Crypto.Spec;
using Android.Preferences;
namespace Bit.Android.Services
{
public class AndroidKeyStoreStorageService : ISecureStorageService
{
private const string AndroidKeyStore = "AndroidKeyStore";
private const string AesMode = "AES/GCM/NoPadding";
private const string KeyAlias = "bitwardenKey2";
private const string KeyAliasV1 = "bitwardenKey";
private const string SettingsFormat = "ksSecured2:{0}";
private const string SettingsFormatV1 = "ksSecured:{0}";
private const string AesKey = "ksSecured2:aesKeyForService";
private const string AesKeyV1 = "ksSecured:aesKeyForService";
private readonly string _rsaMode;
private readonly bool _oldAndroid;
private readonly ISettings _settings;
private readonly KeyStore _keyStore;
public AndroidKeyStoreStorageService(ISettings settings)
{
_oldAndroid = Build.VERSION.SdkInt < BuildVersionCodes.M;
_rsaMode = _oldAndroid ? "RSA/ECB/PKCS1Padding" : "RSA/ECB/OAEPWithSHA-1AndMGF1Padding";
_settings = settings;
_keyStore = KeyStore.GetInstance(AndroidKeyStore);
_keyStore.Load(null);
try
{
GenerateStoreKey(true);
}
catch
{
GenerateStoreKey(false);
}
GenerateAesKey();
}
public bool Contains(string key)
{
return _settings.Contains(string.Format(SettingsFormat, key)) ||
_settings.Contains(string.Format(SettingsFormatV1, key));
}
public void Delete(string key)
{
CleanupOld(key);
var formattedKey = string.Format(SettingsFormat, key);
if(_settings.Contains(formattedKey))
{
_settings.Remove(formattedKey);
}
}
public byte[] Retrieve(string key)
{
var formattedKey = string.Format(SettingsFormat, key);
if(!_settings.Contains(formattedKey))
{
return TryGetAndMigrate(key);
}
var cs = _settings.GetValueOrDefault(formattedKey, null);
if(string.IsNullOrWhiteSpace(cs))
{
return null;
}
var aesKey = GetAesKey();
if(aesKey == null)
{
return null;
}
try
{
return App.Utilities.Crypto.AesCbcDecrypt(new App.Models.CipherString(cs), aesKey);
}
catch
{
Console.WriteLine("Failed to decrypt from secure storage.");
_settings.Remove(formattedKey);
//Utilities.SendCrashEmail(e);
//Utilities.SaveCrashFile(e);
return null;
}
}
public void Store(string key, byte[] dataBytes)
{
var formattedKey = string.Format(SettingsFormat, key);
CleanupOld(key);
if(dataBytes == null)
{
_settings.Remove(formattedKey);
return;
}
var aesKey = GetAesKey();
if(aesKey == null)
{
return;
}
try
{
var cipherString = App.Utilities.Crypto.AesCbcEncrypt(dataBytes, aesKey);
_settings.AddOrUpdateValue(formattedKey, cipherString.EncryptedString);
}
catch
{
Console.WriteLine("Failed to encrypt to secure storage.");
//Utilities.SendCrashEmail(e);
//Utilities.SaveCrashFile(e);
}
}
private void GenerateStoreKey(bool withDate)
{
if(_keyStore.ContainsAlias(KeyAlias))
{
return;
}
ClearSettings();
var end = Calendar.Instance;
end.Add(CalendarField.Year, 99);
if(_oldAndroid)
{
var subject = new X500Principal($"CN={KeyAlias}");
var builder = new KeyPairGeneratorSpec.Builder(Application.Context)
.SetAlias(KeyAlias)
.SetSubject(subject)
.SetSerialNumber(BigInteger.Ten);
if(withDate)
{
builder.SetStartDate(new Date(0)).SetEndDate(end.Time);
}
var spec = builder.Build();
var gen = KeyPairGenerator.GetInstance(KeyProperties.KeyAlgorithmRsa, AndroidKeyStore);
gen.Initialize(spec);
gen.GenerateKeyPair();
}
else
{
var builder = new KeyGenParameterSpec.Builder(KeyAlias, KeyStorePurpose.Decrypt | KeyStorePurpose.Encrypt)
.SetBlockModes(KeyProperties.BlockModeGcm)
.SetEncryptionPaddings(KeyProperties.EncryptionPaddingNone);
if(withDate)
{
builder.SetKeyValidityStart(new Date(0)).SetKeyValidityEnd(end.Time);
}
var spec = builder.Build();
var gen = KeyGenerator.GetInstance(KeyProperties.KeyAlgorithmAes, AndroidKeyStore);
gen.Init(spec);
gen.GenerateKey();
}
}
private KeyStore.PrivateKeyEntry GetRsaKeyEntry(string alias)
{
return _keyStore.GetEntry(alias, null) as KeyStore.PrivateKeyEntry;
}
private void GenerateAesKey()
{
if(_settings.Contains(AesKey))
{
return;
}
var key = App.Utilities.Crypto.RandomBytes(512 / 8);
var encKey = _oldAndroid ? RsaEncrypt(key) : AesEncrypt(key);
_settings.AddOrUpdateValue(AesKey, encKey);
}
private App.Models.SymmetricCryptoKey GetAesKey(bool v1 = false)
{
try
{
var aesKey = v1 ? AesKeyV1 : AesKey;
if(!_settings.Contains(aesKey))
{
return null;
}
var encKey = _settings.GetValueOrDefault(aesKey, null);
if(string.IsNullOrWhiteSpace(encKey))
{
return null;
}
if(_oldAndroid || v1)
{
var encKeyBytes = Convert.FromBase64String(encKey);
var key = RsaDecrypt(encKeyBytes, v1);
return new App.Models.SymmetricCryptoKey(key);
}
else
{
var parts = encKey.Split('|');
if(parts.Length < 2)
{
return null;
}
var ivBytes = Convert.FromBase64String(parts[0]);
var encKeyBytes = Convert.FromBase64String(parts[1]);
var key = AesDecrypt(ivBytes, encKeyBytes);
return new App.Models.SymmetricCryptoKey(key);
}
}
catch
{
Console.WriteLine("Cannot get AesKey.");
_keyStore.DeleteEntry(KeyAlias);
_settings.Remove(AesKey);
if(!v1)
{
//Utilities.SendCrashEmail(e);
//Utilities.SaveCrashFile(e);
}
return null;
}
}
private string AesEncrypt(byte[] input)
{
using(var entry = _keyStore.GetKey(KeyAlias, null))
using(var cipher = Cipher.GetInstance(AesMode))
{
cipher.Init(CipherMode.EncryptMode, entry);
var encBytes = cipher.DoFinal(input);
var ivBytes = cipher.GetIV();
return $"{Convert.ToBase64String(ivBytes)}|{Convert.ToBase64String(encBytes)}";
}
}
private byte[] AesDecrypt(byte[] iv, byte[] encData)
{
using(var entry = _keyStore.GetKey(KeyAlias, null))
using(var cipher = Cipher.GetInstance(AesMode))
{
var spec = new GCMParameterSpec(128, iv);
cipher.Init(CipherMode.DecryptMode, entry, spec);
var decBytes = cipher.DoFinal(encData);
return decBytes;
}
}
private string RsaEncrypt(byte[] data)
{
using(var entry = GetRsaKeyEntry(KeyAlias))
using(var cipher = Cipher.GetInstance(_rsaMode))
{
cipher.Init(CipherMode.EncryptMode, entry.Certificate.PublicKey);
var cipherText = cipher.DoFinal(data);
return Convert.ToBase64String(cipherText);
}
}
private byte[] RsaDecrypt(byte[] encData, bool v1)
{
using(var entry = GetRsaKeyEntry(v1 ? KeyAliasV1 : KeyAlias))
using(var cipher = Cipher.GetInstance(_rsaMode))
{
if(_oldAndroid)
{
cipher.Init(CipherMode.DecryptMode, entry.PrivateKey);
}
else
{
cipher.Init(CipherMode.DecryptMode, entry.PrivateKey, OAEPParameterSpec.Default);
}
var plainText = cipher.DoFinal(encData);
return plainText;
}
}
private byte[] TryGetAndMigrate(string key)
{
var formattedKeyV1 = string.Format(SettingsFormatV1, key);
if(_settings.Contains(formattedKeyV1))
{
var aesKeyV1 = GetAesKey(true);
if(aesKeyV1 != null)
{
try
{
var cs = _settings.GetValueOrDefault(formattedKeyV1, null);
var value = App.Utilities.Crypto.AesCbcDecrypt(new App.Models.CipherString(cs), aesKeyV1);
Store(key, value);
return value;
}
catch
{
Console.WriteLine("Failed to decrypt v1 from secure storage.");
}
}
_settings.Remove(formattedKeyV1);
}
return null;
}
private void CleanupOld(string key)
{
var formattedKeyV1 = string.Format(SettingsFormatV1, key);
if(_settings.Contains(formattedKeyV1))
{
_settings.Remove(formattedKeyV1);
}
}
private void ClearSettings(string format = SettingsFormat)
{
var prefix = string.Format(format, string.Empty);
using(var sharedPreferences = PreferenceManager.GetDefaultSharedPreferences(Application.Context))
using(var sharedPreferencesEditor = sharedPreferences.Edit())
{
var removed = false;
foreach(var pref in sharedPreferences.All)
{
if(pref.Key.StartsWith(prefix))
{
removed = true;
sharedPreferencesEditor.Remove(pref.Key);
}
}
if(removed)
{
sharedPreferencesEditor.Commit();
}
}
}
}
}

44
src/Android/Services/AndroidPushNotificationService.cs
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#if !FDROID
using System;
using Bit.App;
using Bit.App.Abstractions;
using Plugin.Settings.Abstractions;
using Xamarin.Forms;
namespace Bit.Android.Services
{
public class AndroidPushNotificationService : IPushNotificationService
{
private readonly IPushNotificationListener _pushNotificationListener;
private readonly ISettings _settings;
public AndroidPushNotificationService(
IPushNotificationListener pushNotificationListener,
ISettings settings)
{
_pushNotificationListener = pushNotificationListener;
_settings = settings;
}
public string Token => _settings.GetValueOrDefault(Constants.PushCurrentToken, null);
public void Register()
{
var registeredToken = _settings.GetValueOrDefault(Constants.PushRegisteredToken, null);
if(!string.IsNullOrWhiteSpace(registeredToken) && registeredToken != Token)
{
_pushNotificationListener.OnRegistered(registeredToken, Device.Android);
}
else
{
_settings.AddOrUpdateValue(Constants.PushLastRegistrationDate, DateTime.UtcNow);
}
}
public void Unregister()
{
// Do we ever need to unregister?
}
}
}
#endif

41
src/Android/Services/AppInfoService.cs
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using Android.App;
using Android.Views.Autofill;
using Bit.App.Abstractions;
using Plugin.CurrentActivity;
using System.Linq;
using AndroidApp = Android.App.Application;
namespace Bit.Android.Services
{
public class AppInfoService : IAppInfoService
{
public string Version => AndroidApp.Context.ApplicationContext.PackageManager
.GetPackageInfo(AndroidApp.Context.PackageName, 0).VersionName;
public string Build => AndroidApp.Context.ApplicationContext.PackageManager
.GetPackageInfo(AndroidApp.Context.PackageName, 0).VersionCode.ToString();
public bool AutofillAccessibilityServiceEnabled => AutofillAccessibilityRunning();
public bool AutofillServiceEnabled => AutofillEnabled();
private bool AutofillAccessibilityRunning()
{
var manager = ((ActivityManager)CrossCurrentActivity.Current.Activity.GetSystemService("activity"));
var services = manager.GetRunningServices(int.MaxValue);
return services.Any(s => s.Process.ToLowerInvariant().Contains("bitwarden") &&
s.Service.ClassName.ToLowerInvariant().Contains("autofill"));
}
private bool AutofillEnabled()
{
if(global::Android.OS.Build.VERSION.SdkInt < global::Android.OS.BuildVersionCodes.O)
{
return false;
}
var activity = (MainActivity)CrossCurrentActivity.Current.Activity;
var afm = (AutofillManager)activity.GetSystemService(Java.Lang.Class.FromType(typeof(AutofillManager)));
return afm.IsEnabled && afm.HasEnabledAutofillServices;
}
}
}

20
src/Android/Services/BouncyCastleKeyDerivationService.cs
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using System;
using Bit.App.Abstractions;
using Org.BouncyCastle.Crypto.Generators;
using Org.BouncyCastle.Crypto.Digests;
using Org.BouncyCastle.Crypto.Parameters;
namespace Bit.Android.Services
{
public class BouncyCastleKeyDerivationService : IKeyDerivationService
{
private const int KeyLength = 256; // 32 bytes
public byte[] DeriveKey(byte[] password, byte[] salt, uint rounds)
{
var generator = new Pkcs5S2ParametersGenerator(new Sha256Digest());
generator.Init(password, salt, Convert.ToInt32(rounds));
return ((KeyParameter)generator.GenerateDerivedMacParameters(KeyLength)).GetKey();
}
}
}

591
src/Android/Services/DeviceActionService.cs
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@@ -1,591 +0,0 @@
using System;
using Android.Content;
using Bit.App.Abstractions;
using Xamarin.Forms;
using Android.Webkit;
using Plugin.CurrentActivity;
using System.IO;
using Android.Support.V4.Content;
using Bit.App;
using Bit.App.Resources;
using Android.Provider;
using System.Threading.Tasks;
using Android.OS;
using System.Collections.Generic;
using Android;
using Android.Content.PM;
using Android.Support.V4.App;
using Bit.App.Models.Page;
using XLabs.Ioc;
using Android.App;
using Android.Views.Autofill;
using Android.App.Assist;
using Bit.Android.Autofill;
using System.Linq;
using Plugin.Settings.Abstractions;
using Android.Views.InputMethods;
using Android.Widget;
using Bit.App.Utilities;
namespace Bit.Android.Services
{
public class DeviceActionService : IDeviceActionService
{
private readonly IAppSettingsService _appSettingsService;
private bool _cameraPermissionsDenied;
private DateTime? _lastAction;
private ProgressDialog _progressDialog;
private global::Android.Widget.Toast _toast;
public DeviceActionService(
IAppSettingsService appSettingsService)
{
_appSettingsService = appSettingsService;
}
private Context CurrentContext => CrossCurrentActivity.Current.Activity;
public void Toast(string text, bool longDuration = false)
{
if(_toast != null)
{
_toast.Cancel();
_toast.Dispose();
_toast = null;
}
_toast = global::Android.Widget.Toast.MakeText(CurrentContext, text,
longDuration ? global::Android.Widget.ToastLength.Long : global::Android.Widget.ToastLength.Short);
_toast.Show();
}
public void CopyToClipboard(string text)
{
var clipboardManager = (ClipboardManager)CurrentContext.GetSystemService(Context.ClipboardService);
clipboardManager.Text = text;
}
public bool OpenFile(byte[] fileData, string id, string fileName)
{
if(!CanOpenFile(fileName))
{
return false;
}
var extension = MimeTypeMap.GetFileExtensionFromUrl(fileName.Replace(' ', '_').ToLower());
if(extension == null)
{
return false;
}
var mimeType = MimeTypeMap.Singleton.GetMimeTypeFromExtension(extension);
if(mimeType == null)
{
return false;
}
var cachePath = CrossCurrentActivity.Current.Activity.CacheDir;
var filePath = Path.Combine(cachePath.Path, fileName);
File.WriteAllBytes(filePath, fileData);
var file = new Java.IO.File(cachePath, fileName);
if(!file.IsFile)
{
return false;
}
try
{
var intent = new Intent(Intent.ActionView);
var uri = FileProvider.GetUriForFile(CrossCurrentActivity.Current.Activity.ApplicationContext,
"com.x8bit.bitwarden.fileprovider", file);
intent.SetDataAndType(uri, mimeType);
intent.SetFlags(ActivityFlags.GrantReadUriPermission);
CrossCurrentActivity.Current.Activity.StartActivity(intent);
return true;
}
catch { }
return false;
}
public bool CanOpenFile(string fileName)
{
var extension = MimeTypeMap.GetFileExtensionFromUrl(fileName.Replace(' ', '_').ToLower());
if(extension == null)
{
return false;
}
var mimeType = MimeTypeMap.Singleton.GetMimeTypeFromExtension(extension);
if(mimeType == null)
{
return false;
}
var pm = CrossCurrentActivity.Current.Activity.PackageManager;
var intent = new Intent(Intent.ActionView);
intent.SetType(mimeType);
var activities = pm.QueryIntentActivities(intent, PackageInfoFlags.MatchDefaultOnly);
return (activities?.Count ?? 0) > 0;
}
public void ClearCache()
{
try
{
DeleteDir(CrossCurrentActivity.Current.Activity.CacheDir);
_appSettingsService.LastCacheClear = DateTime.UtcNow;
}
catch(Exception) { }
}
public Task SelectFileAsync()
{
MessagingCenter.Unsubscribe<Xamarin.Forms.Application>(Xamarin.Forms.Application.Current,
"SelectFileCameraPermissionDenied");
var hasStorageWritePermission = !_cameraPermissionsDenied && HasPermission(Manifest.Permission.WriteExternalStorage);
var additionalIntents = new List<IParcelable>();
if(CurrentContext.PackageManager.HasSystemFeature(PackageManager.FeatureCamera))
{
var hasCameraPermission = !_cameraPermissionsDenied && HasPermission(Manifest.Permission.Camera);
if(!_cameraPermissionsDenied && !hasStorageWritePermission)
{
AskCameraPermission(Manifest.Permission.WriteExternalStorage);
return Task.FromResult(0);
}
if(!_cameraPermissionsDenied && !hasCameraPermission)
{
AskCameraPermission(Manifest.Permission.Camera);
return Task.FromResult(0);
}
if(!_cameraPermissionsDenied && hasCameraPermission && hasStorageWritePermission)
{
try
{
var root = new Java.IO.File(global::Android.OS.Environment.ExternalStorageDirectory, "bitwarden");
var file = new Java.IO.File(root, "temp_camera_photo.jpg");
if(!file.Exists())
{
file.ParentFile.Mkdirs();
file.CreateNewFile();
}
var outputFileUri = global::Android.Net.Uri.FromFile(file);
additionalIntents.AddRange(GetCameraIntents(outputFileUri));
}
catch(Java.IO.IOException) { }
}
}
var docIntent = new Intent(Intent.ActionOpenDocument);
docIntent.AddCategory(Intent.CategoryOpenable);
docIntent.SetType("*/*");
var chooserIntent = Intent.CreateChooser(docIntent, AppResources.FileSource);
if(additionalIntents.Count > 0)
{
chooserIntent.PutExtra(Intent.ExtraInitialIntents, additionalIntents.ToArray());
}
CrossCurrentActivity.Current.Activity.StartActivityForResult(chooserIntent, Constants.SelectFileRequestCode);
return Task.FromResult(0);
}
public void Autofill(VaultListPageModel.Cipher cipher)
{
var activity = (MainActivity)CurrentContext;
if(activity.Intent.GetBooleanExtra("autofillFramework", false))
{
if(cipher == null)
{
activity.SetResult(Result.Canceled);
activity.Finish();
return;
}
var structure = activity.Intent.GetParcelableExtra(
AutofillManager.ExtraAssistStructure) as AssistStructure;
if(structure == null)
{
activity.SetResult(Result.Canceled);
activity.Finish();
return;
}
var parser = new Parser(structure);
parser.Parse();
if(!parser.FieldCollection.Fields.Any() || string.IsNullOrWhiteSpace(parser.Uri))
{
activity.SetResult(Result.Canceled);
activity.Finish();
return;
}
var dataset = AutofillHelpers.BuildDataset(activity, parser.FieldCollection,
new FilledItem(cipher.CipherModel));
var replyIntent = new Intent();
replyIntent.PutExtra(AutofillManager.ExtraAuthenticationResult, dataset);
activity.SetResult(Result.Ok, replyIntent);
activity.Finish();
}
else
{
var data = new Intent();
if(cipher == null)
{
data.PutExtra("canceled", "true");
}
else
{
var settings = Resolver.Resolve<ISettings>();
var autoCopyEnabled = !settings.GetValueOrDefault(Constants.SettingDisableTotpCopy, false);
if(Helpers.CanAccessPremium() && autoCopyEnabled && cipher.LoginTotp?.Value != null)
{
CopyToClipboard(App.Utilities.Crypto.Totp(cipher.LoginTotp.Value));
}
data.PutExtra("uri", cipher.LoginUri);
data.PutExtra("username", cipher.LoginUsername);
data.PutExtra("password", cipher.LoginPassword?.Value ?? null);
}
if(activity.Parent == null)
{
activity.SetResult(Result.Ok, data);
}
else
{
activity.Parent.SetResult(Result.Ok, data);
}
activity.Finish();
MessagingCenter.Send(Xamarin.Forms.Application.Current, "FinishMainActivity");
}
}
public void CloseAutofill()
{
Autofill(null);
}
public void Background()
{
var activity = (MainActivity)CurrentContext;
if(activity.Intent.GetBooleanExtra("autofillFramework", false))
{
activity.SetResult(Result.Canceled);
activity.Finish();
}
else
{
activity.MoveTaskToBack(true);
}
}
public void RateApp()
{
var activity = (MainActivity)CurrentContext;
try
{
var rateIntent = RateIntentForUrl("market://details", activity);
activity.StartActivity(rateIntent);
}
catch(ActivityNotFoundException)
{
var rateIntent = RateIntentForUrl("https://play.google.com/store/apps/details", activity);
activity.StartActivity(rateIntent);
}
}
public void DismissKeyboard()
{
try
{
var activity = (MainActivity)CurrentContext;
var imm = (InputMethodManager)activity.GetSystemService(Context.InputMethodService);
imm.HideSoftInputFromWindow(activity.CurrentFocus.WindowToken, 0);
}
catch { }
}
public void OpenAccessibilitySettings()
{
var activity = (MainActivity)CurrentContext;
var intent = new Intent(Settings.ActionAccessibilitySettings);
activity.StartActivity(intent);
}
public async Task LaunchAppAsync(string appName, Page page)
{
var activity = (MainActivity)CurrentContext;
if(_lastAction.LastActionWasRecent())
{
return;
}
_lastAction = DateTime.UtcNow;
appName = appName.Replace("androidapp://", string.Empty);
var launchIntent = activity.PackageManager.GetLaunchIntentForPackage(appName);
if(launchIntent == null)
{
await page.DisplayAlert(null, string.Format(AppResources.CannotOpenApp, appName), AppResources.Ok);
}
else
{
activity.StartActivity(launchIntent);
}
}
private Intent RateIntentForUrl(string url, Activity activity)
{
var intent = new Intent(Intent.ActionView, global::Android.Net.Uri.Parse($"{url}?id={activity.PackageName}"));
var flags = ActivityFlags.NoHistory | ActivityFlags.MultipleTask;
if((int)Build.VERSION.SdkInt >= 21)
{
flags |= ActivityFlags.NewDocument;
}
else
{
// noinspection deprecation
flags |= ActivityFlags.ClearWhenTaskReset;
}
intent.AddFlags(flags);
return intent;
}
private bool DeleteDir(Java.IO.File dir)
{
if(dir != null && dir.IsDirectory)
{
var children = dir.List();
for(int i = 0; i < children.Length; i++)
{
var success = DeleteDir(new Java.IO.File(dir, children[i]));
if(!success)
{
return false;
}
}
return dir.Delete();
}
else if(dir != null && dir.IsFile)
{
return dir.Delete();
}
else
{
return false;
}
}
private List<IParcelable> GetCameraIntents(global::Android.Net.Uri outputUri)
{
var intents = new List<IParcelable>();
var pm = CrossCurrentActivity.Current.Activity.PackageManager;
var captureIntent = new Intent(MediaStore.ActionImageCapture);
var listCam = pm.QueryIntentActivities(captureIntent, 0);
foreach(var res in listCam)
{
var packageName = res.ActivityInfo.PackageName;
var intent = new Intent(captureIntent);
intent.SetComponent(new ComponentName(packageName, res.ActivityInfo.Name));
intent.SetPackage(packageName);
intent.PutExtra(MediaStore.ExtraOutput, outputUri);
intents.Add(intent);
}
return intents;
}
private bool HasPermission(string permission)
{
return ContextCompat.CheckSelfPermission(CrossCurrentActivity.Current.Activity, permission) == Permission.Granted;
}
private void AskCameraPermission(string permission)
{
MessagingCenter.Subscribe<Xamarin.Forms.Application>(Xamarin.Forms.Application.Current,
"SelectFileCameraPermissionDenied", (sender) =>
{
_cameraPermissionsDenied = true;
});
AskPermission(permission);
}
private void AskPermission(string permission)
{
ActivityCompat.RequestPermissions(CrossCurrentActivity.Current.Activity, new string[] { permission },
Constants.SelectFilePermissionRequestCode);
}
public void OpenAutofillSettings()
{
try
{
var activity = (MainActivity)CurrentContext;
var intent = new Intent(Settings.ActionRequestSetAutofillService);
intent.SetData(global::Android.Net.Uri.Parse("package:com.x8bit.bitwarden"));
activity.StartActivity(intent);
}
catch(ActivityNotFoundException)
{
var alertBuilder = new AlertDialog.Builder((MainActivity)CurrentContext);
alertBuilder.SetMessage(AppResources.BitwardenAutofillGoToSettings);
alertBuilder.SetCancelable(true);
alertBuilder.SetPositiveButton(AppResources.Ok, (sender, args) =>
{
(sender as AlertDialog)?.Cancel();
});
alertBuilder.Create().Show();
}
}
public async Task ShowLoadingAsync(string text)
{
if(_progressDialog != null)
{
await HideLoadingAsync();
}
var activity = (MainActivity)CurrentContext;
_progressDialog = new ProgressDialog(activity);
_progressDialog.SetMessage(text);
_progressDialog.SetCancelable(false);
_progressDialog.Show();
}
public Task HideLoadingAsync()
{
if(_progressDialog != null)
{
_progressDialog.Dismiss();
_progressDialog.Dispose();
_progressDialog = null;
}
return Task.FromResult(0);
}
public Task<string> DisplayPromptAync(string title = null, string description = null, string text = null)
{
var activity = (MainActivity)CurrentContext;
if(activity == null)
{
return Task.FromResult<string>(null);
}
var alertBuilder = new AlertDialog.Builder(activity);
alertBuilder.SetTitle(title);
alertBuilder.SetMessage(description);
var input = new EditText(activity)
{
InputType = global::Android.Text.InputTypes.ClassText
};
if(text == null)
{
text = string.Empty;
}
input.Text = text;
input.SetSelection(text.Length);
alertBuilder.SetView(input);
var result = new TaskCompletionSource<string>();
alertBuilder.SetPositiveButton(AppResources.Ok, (sender, args) =>
{
result.TrySetResult(input.Text ?? string.Empty);
});
alertBuilder.SetNegativeButton(AppResources.Cancel, (sender, args) =>
{
result.TrySetResult(null);
});
var alert = alertBuilder.Create();
alert.Window.SetSoftInputMode(global::Android.Views.SoftInput.StateVisible);
alert.Show();
return result.Task;
}
public Task<string> DisplayAlertAsync(string title, string message, string cancel, params string[] buttons)
{
var activity = (MainActivity)CurrentContext;
if(activity == null)
{
return Task.FromResult<string>(null);
}
var result = new TaskCompletionSource<string>();
var alertBuilder = new AlertDialog.Builder(activity);
alertBuilder.SetTitle(title);
if(!string.IsNullOrWhiteSpace(message))
{
if(buttons != null && buttons.Length > 2)
{
if(!string.IsNullOrWhiteSpace(title))
{
alertBuilder.SetTitle($"{title}: {message}");
}
else
{
alertBuilder.SetTitle(message);
}
}
else
{
alertBuilder.SetMessage(message);
}
}
if(buttons != null)
{
if(buttons.Length > 2)
{
alertBuilder.SetItems(buttons, (sender, args) =>
{
result.TrySetResult(buttons[args.Which]);
});
}
else
{
if(buttons.Length > 0)
{
alertBuilder.SetPositiveButton(buttons[0], (sender, args) =>
{
result.TrySetResult(buttons[0]);
});
}
if(buttons.Length > 1)
{
alertBuilder.SetNeutralButton(buttons[1], (sender, args) =>
{
result.TrySetResult(buttons[1]);
});
}
}
}
if(!string.IsNullOrWhiteSpace(cancel))
{
alertBuilder.SetNegativeButton(cancel, (sender, args) =>
{
result.TrySetResult(cancel);
});
}
var alert = alertBuilder.Create();
alert.CancelEvent += (o, args) => { result.TrySetResult(null); };
alert.Show();
return result.Task;
}
}
}

75
src/Android/Services/DeviceInfoService.cs
View File

@@ -1,75 +0,0 @@
using Android.App;
using Android.Content;
using Android.Content.PM;
using Android.Nfc;
using Android.OS;
using Android.Views.Autofill;
using Bit.App.Abstractions;
using Plugin.CurrentActivity;
namespace Bit.Android.Services
{
public class DeviceInfoService : IDeviceInfoService
{
public string Type => Xamarin.Forms.Device.Android;
public string Model => Build.Model;
public int Version => (int)Build.VERSION.SdkInt;
public float Scale
{
get
{
var density = Application.Context.Resources.DisplayMetrics.Density;
if(density <= 0.75)
{
return 0.75f;
}
else if(density <= 1)
{
return 1f;
}
else if(density <= 1.5)
{
return 1.5f;
}
else if(density <= 2)
{
return 2f;
}
else if(density <= 3)
{
return 3f;
}
else if(density <= 4)
{
return 4f;
}
return 1f;
}
}
public bool NfcEnabled => NfcIsEnabled();
public bool HasCamera => CrossCurrentActivity.Current.Activity.PackageManager.HasSystemFeature(
PackageManager.FeatureCamera);
public bool AutofillServiceSupported => AutofillSupported();
public bool HasFaceIdSupport => false;
private bool AutofillSupported()
{
if(Build.VERSION.SdkInt < BuildVersionCodes.O)
{
return false;
}
var afm = (AutofillManager)CrossCurrentActivity.Current.Activity.GetSystemService(
Java.Lang.Class.FromType(typeof(AutofillManager)));
return afm.IsAutofillSupported;
}
public bool NfcIsEnabled()
{
var activity = CrossCurrentActivity.Current.Activity;
var manager = (NfcManager)activity.GetSystemService(Context.NfcService);
var adapter = manager.DefaultAdapter;
return adapter != null && adapter.IsEnabled;
}
public bool IsExtension => false;
}
}

51
src/Android/Services/GoogleAnalyticsService.cs
View File

@@ -1,51 +0,0 @@
#if !FDROID
using System;
using Bit.App.Abstractions;
using Plugin.Settings.Abstractions;
using Android.Content;
namespace Bit.Android.Services
{
public class GoogleAnalyticsService : IGoogleAnalyticsService
{
public GoogleAnalyticsService(
Context appContext,
IAppIdService appIdService,
ISettings settings)
{ }
public void TrackAppEvent(string eventName, string label = null)
{
}
public void TrackExtensionEvent(string eventName, string label = null)
{
}
public void TrackAutofillExtensionEvent(string eventName, string label = null)
{
}
public void TrackEvent(string category, string eventName, string label = null)
{
}
public void TrackException(string message, bool fatal)
{
}
public void TrackPage(string pageName)
{
}
public void Dispatch(Action completionHandler = null)
{
completionHandler?.Invoke();
}
public void SetAppOptOut(bool optOut)
{
}
}
}
#endif

13
src/Android/Services/HttpService.cs
View File

@@ -1,13 +0,0 @@
using System;
using Xamarin.Android.Net;
using Bit.App;
using Bit.App.Abstractions;
namespace Bit.Android.Services
{
public class HttpService : IHttpService
{
public ApiHttpClient ApiClient => new ApiHttpClient(new AndroidClientHandler());
public IdentityHttpClient IdentityClient => new IdentityHttpClient(new AndroidClientHandler());
}
}

112
src/Android/Services/LocalizeService.cs
View File

@@ -1,112 +0,0 @@
using System;
using System.Threading;
using System.Globalization;
using Bit.App.Models;
namespace Bit.Android.Services
{
public class LocalizeService : App.Abstractions.ILocalizeService
{
public void SetLocale(CultureInfo ci)
{
Thread.CurrentThread.CurrentCulture = ci;
Thread.CurrentThread.CurrentUICulture = ci;
Console.WriteLine("CurrentCulture set: " + ci.Name);
}
public CultureInfo GetCurrentCultureInfo()
{
var netLanguage = "en";
var androidLocale = Java.Util.Locale.Default;
netLanguage = AndroidToDotnetLanguage(androidLocale.ToString().Replace("_", "-"));
// this gets called a lot - try/catch can be expensive so consider caching or something
CultureInfo ci = null;
try
{
ci = new CultureInfo(netLanguage);
}
catch(CultureNotFoundException e1)
{
// iOS locale not valid .NET culture (eg. "en-ES" : English in Spain)
// fallback to first characters, in this case "en"
try
{
var fallback = ToDotnetFallbackLanguage(new PlatformCulture(netLanguage));
Console.WriteLine(netLanguage + " failed, trying " + fallback + " (" + e1.Message + ")");
ci = new CultureInfo(fallback);
}
catch(CultureNotFoundException e2)
{
// iOS language not valid .NET culture, falling back to English
Console.WriteLine(netLanguage + " couldn't be set, using 'en' (" + e2.Message + ")");
ci = new CultureInfo("en");
}
}
return ci;
}
private string AndroidToDotnetLanguage(string androidLanguage)
{
Console.WriteLine("Android Language:" + androidLanguage);
var netLanguage = androidLanguage;
if(androidLanguage.StartsWith("zh"))
{
if(androidLanguage.Contains("Hant") || androidLanguage.Contains("TW") ||
androidLanguage.Contains("HK") || androidLanguage.Contains("MO"))
{
netLanguage = "zh-Hant";
}
else
{
netLanguage = "zh-Hans";
}
}
else
{
// certain languages need to be converted to CultureInfo equivalent
switch(androidLanguage)
{
case "ms-BN": // "Malaysian (Brunei)" not supported .NET culture
case "ms-MY": // "Malaysian (Malaysia)" not supported .NET culture
case "ms-SG": // "Malaysian (Singapore)" not supported .NET culture
netLanguage = "ms"; // closest supported
break;
case "in-ID": // "Indonesian (Indonesia)" has different code in .NET
netLanguage = "id-ID"; // correct code for .NET
break;
case "gsw-CH": // "Schwiizert<72><74>tsch (Swiss German)" not supported .NET culture
netLanguage = "de-CH"; // closest supported
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
}
}
Console.WriteLine(".NET Language/Locale:" + netLanguage);
return netLanguage;
}
private string ToDotnetFallbackLanguage(PlatformCulture platCulture)
{
Console.WriteLine(".NET Fallback Language:" + platCulture.LanguageCode);
var netLanguage = platCulture.LanguageCode; // use the first part of the identifier (two chars, usually);
switch(platCulture.LanguageCode)
{
case "gsw":
netLanguage = "de-CH"; // equivalent to German (Switzerland) for this app
break;
// add more application-specific cases here (if required)
// ONLY use cultures that have been tested and known to work
}
Console.WriteLine(".NET Fallback Language/Locale:" + netLanguage + " (application-specific)");
return netLanguage;
}
}
}

13
src/Android/Services/LogService.cs
View File

@@ -1,13 +0,0 @@
using System;
using Bit.App.Abstractions;
namespace Bit.Android.Services
{
public class LogService : ILogService
{
public void WriteLine(string message)
{
Console.WriteLine(message);
}
}
}

29
src/Android/Services/SqlService.cs
View File

@@ -1,29 +0,0 @@
using System;
using System.IO;
using Bit.App.Abstractions;
using SQLite;
namespace Bit.Android.Services
{
public class SqlService : ISqlService
{
private SQLiteConnection _connection;
public SQLiteConnection GetConnection()
{
if(_connection != null)
{
return _connection;
}
var sqliteFilename = "bitwarden.db3";
var documentsPath = Environment.GetFolderPath(Environment.SpecialFolder.Personal); // Documents folder
var path = Path.Combine(documentsPath, sqliteFilename);
Console.WriteLine(path);
_connection = new SQLiteConnection(path,
SQLiteOpenFlags.ReadWrite | SQLiteOpenFlags.Create | SQLiteOpenFlags.FullMutex | SQLiteOpenFlags.SharedCache);
return _connection;
}
}
}