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autofill service

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This commit is contained in:
Kyle Spearrin 2019-04-30 12:35:58 -04:00
parent cad56d438f
commit 464f4ba300
15 changed files with 1352 additions and 61 deletions
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55
src/Android/Android.csproj
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@ -66,6 +66,13 @@
<PackageReference Include="Xamarin.Android.Support.v7.MediaRouter" Version="28.0.0.1" />
</ItemGroup>
<ItemGroup>
<Compile Include="Autofill\AutofillHelpers.cs" />
<Compile Include="Autofill\AutofillService.cs" />
<Compile Include="Autofill\Field.cs" />
<Compile Include="Autofill\FieldCollection.cs" />
<Compile Include="Autofill\FilledItem.cs" />
<Compile Include="Autofill\Parser.cs" />
<Compile Include="Autofill\SavedItem.cs" />
<Compile Include="SplashActivity.cs" />
<Compile Include="Renderers\BoxedView\BoxedViewRecyclerAdapter.cs" />
<Compile Include="Renderers\BoxedView\BoxedViewRenderer.cs" />
@ -365,5 +372,53 @@
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxxhdpi\refresh.png" />
</ItemGroup>
<ItemGroup>
<Folder Include="Accessibility\" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable\id.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable\card.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-hdpi\id.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-hdpi\card.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xhdpi\id.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xhdpi\card.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxhdpi\id.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxhdpi\card.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxxhdpi\card.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxxhdpi\id.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable\icon.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-hdpi\icon.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xhdpi\icon.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxhdpi\icon.png" />
</ItemGroup>
<ItemGroup>
<AndroidResource Include="Resources\drawable-xxxhdpi\icon.png" />
</ItemGroup>
<Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
</Project>

203
src/Android/Autofill/AutofillHelpers.cs Normal file
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using System.Collections.Generic;
using Android.Content;
using Android.Service.Autofill;
using Android.Widget;
using System.Linq;
using Android.App;
using System.Threading.Tasks;
using Bit.App.Resources;
using Bit.Core.Enums;
using Android.Views.Autofill;
using Bit.Core.Abstractions;
namespace Bit.Droid.Autofill
{
public static class AutofillHelpers
{
private static int _pendingIntentId = 0;
// These browser work natively with the autofill framework
public static HashSet<string> TrustedBrowsers = new HashSet<string>
{
"org.mozilla.focus",
"org.mozilla.klar",
"com.duckduckgo.mobile.android",
};
// These browsers work using the compatibility shim for the autofill framework
public static HashSet<string> CompatBrowsers = new HashSet<string>
{
"org.mozilla.firefox",
"org.mozilla.firefox_beta",
"com.microsoft.emmx",
"com.android.chrome",
"com.chrome.beta",
"com.android.browser",
"com.brave.browser",
"com.opera.browser",
"com.opera.browser.beta",
"com.opera.mini.native",
"com.chrome.dev",
"com.chrome.canary",
"com.google.android.apps.chrome",
"com.google.android.apps.chrome_dev",
"com.yandex.browser",
"com.sec.android.app.sbrowser",
"com.sec.android.app.sbrowser.beta",
"org.codeaurora.swe.browser",
"com.amazon.cloud9",
"mark.via.gp",
"org.bromite.bromite",
"org.chromium.chrome",
"com.kiwibrowser.browser",
"com.ecosia.android",
"com.opera.mini.native.beta",
"org.mozilla.fennec_aurora",
"com.qwant.liberty",
"com.opera.touch",
"org.mozilla.fenix",
"org.mozilla.reference.browser",
"org.mozilla.rocket",
};
// The URLs are blacklisted from autofilling
public static HashSet<string> BlacklistedUris = new HashSet<string>
{
"androidapp://android",
"androidapp://com.x8bit.bitwarden",
"androidapp://com.oneplus.applocker",
};
public static async Task<List<FilledItem>> GetFillItemsAsync(Parser parser, ICipherService cipherService)
{
if(parser.FieldCollection.FillableForLogin)
{
var ciphers = await cipherService.GetAllDecryptedByUrlAsync(parser.Uri);
if(ciphers.Item1.Any() || ciphers.Item2.Any())
{
var allCiphers = ciphers.Item1.ToList();
allCiphers.AddRange(ciphers.Item2.ToList());
return allCiphers.Select(c => new FilledItem(c)).ToList();
}
}
else if(parser.FieldCollection.FillableForCard)
{
var ciphers = await cipherService.GetAllDecryptedAsync();
return ciphers.Where(c => c.Type == CipherType.Card).Select(c => new FilledItem(c)).ToList();
}
return new List<FilledItem>();
}
public static FillResponse BuildFillResponse(Parser parser, List<FilledItem> items, bool locked)
{
var responseBuilder = new FillResponse.Builder();
if(items != null && items.Count > 0)
{
foreach(var item in items)
{
var dataset = BuildDataset(parser.ApplicationContext, parser.FieldCollection, item);
if(dataset != null)
{
responseBuilder.AddDataset(dataset);
}
}
}
responseBuilder.AddDataset(BuildVaultDataset(parser.ApplicationContext, parser.FieldCollection,
parser.Uri, locked));
AddSaveInfo(parser, responseBuilder, parser.FieldCollection);
responseBuilder.SetIgnoredIds(parser.FieldCollection.IgnoreAutofillIds.ToArray());
return responseBuilder.Build();
}
public static Dataset BuildDataset(Context context, FieldCollection fields, FilledItem filledItem)
{
var datasetBuilder = new Dataset.Builder(
BuildListView(filledItem.Name, filledItem.Subtitle, filledItem.Icon, context));
if(filledItem.ApplyToFields(fields, datasetBuilder))
{
return datasetBuilder.Build();
}
return null;
}
public static Dataset BuildVaultDataset(Context context, FieldCollection fields, string uri, bool locked)
{
var intent = new Intent(context, typeof(MainActivity));
intent.PutExtra("autofillFramework", true);
if(fields.FillableForLogin)
{
intent.PutExtra("autofillFrameworkFillType", (int)CipherType.Login);
}
else if(fields.FillableForCard)
{
intent.PutExtra("autofillFrameworkFillType", (int)CipherType.Card);
}
else if(fields.FillableForIdentity)
{
intent.PutExtra("autofillFrameworkFillType", (int)CipherType.Identity);
}
else
{
return null;
}
intent.PutExtra("autofillFrameworkUri", uri);
var pendingIntent = PendingIntent.GetActivity(context, ++_pendingIntentId, intent,
PendingIntentFlags.CancelCurrent);
var view = BuildListView(
AppResources.AutofillWithBitwarden,
locked ? AppResources.VaultIsLocked : AppResources.GoToMyVault,
Resource.Drawable.icon,
context);
var datasetBuilder = new Dataset.Builder(view);
datasetBuilder.SetAuthentication(pendingIntent.IntentSender);
// Dataset must have a value set. We will reset this in the main activity when the real item is chosen.
foreach(var autofillId in fields.AutofillIds)
{
datasetBuilder.SetValue(autofillId, AutofillValue.ForText("PLACEHOLDER"));
}
return datasetBuilder.Build();
}
public static RemoteViews BuildListView(string text, string subtext, int iconId, Context context)
{
var packageName = context.PackageName;
var view = new RemoteViews(packageName, Resource.Layout.autofill_listitem);
view.SetTextViewText(Resource.Id.text, text);
view.SetTextViewText(Resource.Id.text2, subtext);
view.SetImageViewResource(Resource.Id.icon, iconId);
return view;
}
public static void AddSaveInfo(Parser parser, FillResponse.Builder responseBuilder, FieldCollection fields)
{
// Docs state that password fields cannot be reliably saved in Compat mode since they will show as
// masked values.
var compatBrowser = CompatBrowsers.Contains(parser.PackageName);
if(compatBrowser && fields.SaveType == SaveDataType.Password)
{
return;
}
var requiredIds = fields.GetRequiredSaveFields();
if(fields.SaveType == SaveDataType.Generic || requiredIds.Length == 0)
{
return;
}
var saveBuilder = new SaveInfo.Builder(fields.SaveType, requiredIds);
var optionalIds = fields.GetOptionalSaveIds();
if(optionalIds.Length > 0)
{
saveBuilder.SetOptionalIds(optionalIds);
}
if(compatBrowser)
{
saveBuilder.SetFlags(SaveFlags.SaveOnAllViewsInvisible);
}
responseBuilder.SetSaveInfo(saveBuilder.Build());
}
}
}

113
src/Android/Autofill/AutofillService.cs Normal file
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@ -0,0 +1,113 @@
using Android;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Service.Autofill;
using Android.Widget;
using Bit.Core;
using Bit.Core.Abstractions;
using Bit.Core.Enums;
using Bit.Core.Utilities;
using System.Collections.Generic;
using System.Linq;
namespace Bit.Droid.Autofill
{
[Service(Permission = Manifest.Permission.BindAutofillService, Label = "Bitwarden")]
[IntentFilter(new string[] { "android.service.autofill.AutofillService" })]
[MetaData("android.autofill", Resource = "@xml/autofillservice")]
[Register("com.x8bit.bitwarden.Autofill.AutofillService")]
public class AutofillService : Android.Service.Autofill.AutofillService
{
private ICipherService _cipherService;
//private ILockService _lockService;
public async override void OnFillRequest(FillRequest request, CancellationSignal cancellationSignal, FillCallback callback)
{
var structure = request.FillContexts?.LastOrDefault()?.Structure;
if(structure == null)
{
return;
}
var parser = new Parser(structure, ApplicationContext);
parser.Parse();
if(!parser.ShouldAutofill)
{
return;
}
/*
if(_lockService == null)
{
_lockService = ServiceContainer.Resolve<ILockService>("lockService");
}
*/
List<FilledItem> items = null;
var locked = true; // TODO
if(!locked)
{
if(_cipherService == null)
{
_cipherService = ServiceContainer.Resolve<ICipherService>("cipherService");
}
items = await AutofillHelpers.GetFillItemsAsync(parser, _cipherService);
}
// build response
var response = AutofillHelpers.BuildFillResponse(parser, items, locked);
callback.OnSuccess(response);
}
public override void OnSaveRequest(SaveRequest request, SaveCallback callback)
{
var structure = request.FillContexts?.LastOrDefault()?.Structure;
if(structure == null)
{
return;
}
var parser = new Parser(structure, ApplicationContext);
parser.Parse();
var savedItem = parser.FieldCollection.GetSavedItem();
if(savedItem == null)
{
Toast.MakeText(this, "Unable to save this form.", ToastLength.Short).Show();
return;
}
var intent = new Intent(this, typeof(MainActivity));
intent.SetFlags(ActivityFlags.NewTask | ActivityFlags.ClearTop);
intent.PutExtra("autofillFramework", true);
intent.PutExtra("autofillFrameworkSave", true);
intent.PutExtra("autofillFrameworkType", (int)savedItem.Type);
switch(savedItem.Type)
{
case CipherType.Login:
intent.PutExtra("autofillFrameworkName", parser.Uri
.Replace(Constants.AndroidAppProtocol, string.Empty)
.Replace("https://", string.Empty)
.Replace("http://", string.Empty));
intent.PutExtra("autofillFrameworkUri", parser.Uri);
intent.PutExtra("autofillFrameworkUsername", savedItem.Login.Username);
intent.PutExtra("autofillFrameworkPassword", savedItem.Login.Password);
break;
case CipherType.Card:
intent.PutExtra("autofillFrameworkCardName", savedItem.Card.Name);
intent.PutExtra("autofillFrameworkCardNumber", savedItem.Card.Number);
intent.PutExtra("autofillFrameworkCardExpMonth", savedItem.Card.ExpMonth);
intent.PutExtra("autofillFrameworkCardExpYear", savedItem.Card.ExpYear);
intent.PutExtra("autofillFrameworkCardCode", savedItem.Card.Code);
break;
default:
Toast.MakeText(this, "Unable to save this type of form.", ToastLength.Short).Show();
return;
}
StartActivity(intent);
}
}
}

195
src/Android/Autofill/Field.cs Normal file
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@ -0,0 +1,195 @@
using System.Collections.Generic;
using System.Linq;
using Android.Service.Autofill;
using Android.Views;
using Android.Views.Autofill;
using static Android.App.Assist.AssistStructure;
using Android.Text;
using static Android.Views.ViewStructure;
namespace Bit.Droid.Autofill
{
public class Field
{
private List<string> _hints;
public Field(ViewNode node)
{
Id = node.Id;
TrackingId = $"{node.Id}_{node.GetHashCode()}";
IdEntry = node.IdEntry;
AutofillId = node.AutofillId;
AutofillType = node.AutofillType;
InputType = node.InputType;
Focused = node.IsFocused;
Selected = node.IsSelected;
Clickable = node.IsClickable;
Visible = node.Visibility == ViewStates.Visible;
Hints = FilterForSupportedHints(node.GetAutofillHints());
Hint = node.Hint;
AutofillOptions = node.GetAutofillOptions()?.ToList();
HtmlInfo = node.HtmlInfo;
Node = node;
if(node.AutofillValue != null)
{
if(node.AutofillValue.IsList)
{
var autofillOptions = node.GetAutofillOptions();
if(autofillOptions != null && autofillOptions.Length > 0)
{
ListValue = node.AutofillValue.ListValue;
TextValue = autofillOptions[node.AutofillValue.ListValue];
}
}
else if(node.AutofillValue.IsDate)
{
DateValue = node.AutofillValue.DateValue;
}
else if(node.AutofillValue.IsText)
{
TextValue = node.AutofillValue.TextValue;
}
else if(node.AutofillValue.IsToggle)
{
ToggleValue = node.AutofillValue.ToggleValue;
}
}
}
public SaveDataType SaveType { get; set; } = SaveDataType.Generic;
public List<string> Hints
{
get => _hints;
set
{
_hints = value;
UpdateSaveTypeFromHints();
}
}
public string Hint { get; set; }
public int Id { get; private set; }
public string TrackingId { get; private set; }
public string IdEntry { get; set; }
public AutofillId AutofillId { get; private set; }
public AutofillType AutofillType { get; private set; }
public InputTypes InputType { get; private set; }
public bool Focused { get; private set; }
public bool Selected { get; private set; }
public bool Clickable { get; private set; }
public bool Visible { get; private set; }
public List<string> AutofillOptions { get; set; }
public string TextValue { get; set; }
public long? DateValue { get; set; }
public int? ListValue { get; set; }
public bool? ToggleValue { get; set; }
public HtmlInfo HtmlInfo { get; private set; }
public ViewNode Node { get; private set; }
public bool ValueIsNull()
{
return TextValue == null && DateValue == null && ToggleValue == null;
}
public override bool Equals(object obj)
{
if(this == obj)
{
return true;
}
if(obj == null || GetType() != obj.GetType())
{
return false;
}
var field = obj as Field;
if(TextValue != null ? !TextValue.Equals(field.TextValue) : field.TextValue != null)
{
return false;
}
if(DateValue != null ? !DateValue.Equals(field.DateValue) : field.DateValue != null)
{
return false;
}
return ToggleValue != null ? ToggleValue.Equals(field.ToggleValue) : field.ToggleValue == null;
}
public override int GetHashCode()
{
var result = TextValue != null ? TextValue.GetHashCode() : 0;
result = 31 * result + (DateValue != null ? DateValue.GetHashCode() : 0);
result = 31 * result + (ToggleValue != null ? ToggleValue.GetHashCode() : 0);
return result;
}
private static List<string> FilterForSupportedHints(string[] hints)
{
return hints?.Where(h => IsValidHint(h)).ToList() ?? new List<string>();
}
private static bool IsValidHint(string hint)
{
switch(hint)
{
case View.AutofillHintCreditCardExpirationDate:
case View.AutofillHintCreditCardExpirationDay:
case View.AutofillHintCreditCardExpirationMonth:
case View.AutofillHintCreditCardExpirationYear:
case View.AutofillHintCreditCardNumber:
case View.AutofillHintCreditCardSecurityCode:
case View.AutofillHintEmailAddress:
case View.AutofillHintPhone:
case View.AutofillHintName:
case View.AutofillHintPassword:
case View.AutofillHintPostalAddress:
case View.AutofillHintPostalCode:
case View.AutofillHintUsername:
return true;
default:
return false;
}
}
private void UpdateSaveTypeFromHints()
{
SaveType = SaveDataType.Generic;
if(_hints == null)
{
return;
}
foreach(var hint in _hints)
{
switch(hint)
{
case View.AutofillHintCreditCardExpirationDate:
case View.AutofillHintCreditCardExpirationDay:
case View.AutofillHintCreditCardExpirationMonth:
case View.AutofillHintCreditCardExpirationYear:
case View.AutofillHintCreditCardNumber:
case View.AutofillHintCreditCardSecurityCode:
SaveType |= SaveDataType.CreditCard;
break;
case View.AutofillHintEmailAddress:
SaveType |= SaveDataType.EmailAddress;
break;
case View.AutofillHintPhone:
case View.AutofillHintName:
SaveType |= SaveDataType.Generic;
break;
case View.AutofillHintPassword:
SaveType |= SaveDataType.Password;
SaveType &= ~SaveDataType.EmailAddress;
SaveType &= ~SaveDataType.Username;
break;
case View.AutofillHintPostalAddress:
case View.AutofillHintPostalCode:
SaveType |= SaveDataType.Address;
break;
case View.AutofillHintUsername:
SaveType |= SaveDataType.Username;
break;
}
}
}
}
}

342
src/Android/Autofill/FieldCollection.cs Normal file
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using System.Collections.Generic;
using Android.Service.Autofill;
using Android.Views.Autofill;
using System.Linq;
using Android.Text;
using Android.Views;
namespace Bit.Droid.Autofill
{
public class FieldCollection
{
private List<Field> _passwordFields = null;
private List<Field> _usernameFields = null;
private HashSet<string> _ignoreSearchTerms = new HashSet<string> { "search", "find", "recipient", "edit" };
private HashSet<string> _passwordTerms = new HashSet<string> { "password", "pswd" };
public List<AutofillId> AutofillIds { get; private set; } = new List<AutofillId>();
public SaveDataType SaveType
{
get
{
if(FillableForLogin)
{
return SaveDataType.Password;
}
else if(FillableForCard)
{
return SaveDataType.CreditCard;
}
return SaveDataType.Generic;
}
}
public HashSet<string> Hints { get; private set; } = new HashSet<string>();
public HashSet<string> FocusedHints { get; private set; } = new HashSet<string>();
public HashSet<string> FieldTrackingIds { get; private set; } = new HashSet<string>();
public List<Field> Fields { get; private set; } = new List<Field>();
public IDictionary<string, List<Field>> HintToFieldsMap { get; private set; } =
new Dictionary<string, List<Field>>();
public List<AutofillId> IgnoreAutofillIds { get; private set; } = new List<AutofillId>();
public List<Field> PasswordFields
{
get
{
if(_passwordFields != null)
{
return _passwordFields;
}
if(Hints.Any())
{
_passwordFields = new List<Field>();
if(HintToFieldsMap.ContainsKey(View.AutofillHintPassword))
{
_passwordFields.AddRange(HintToFieldsMap[View.AutofillHintPassword]);
}
}
else
{
_passwordFields = Fields.Where(f => FieldIsPassword(f)).ToList();
if(!_passwordFields.Any())
{
_passwordFields = Fields.Where(f => FieldHasPasswordTerms(f)).ToList();
}
}
return _passwordFields;
}
}
public List<Field> UsernameFields
{
get
{
if(_usernameFields != null)
{
return _usernameFields;
}
_usernameFields = new List<Field>();
if(Hints.Any())
{
if(HintToFieldsMap.ContainsKey(View.AutofillHintEmailAddress))
{
_usernameFields.AddRange(HintToFieldsMap[View.AutofillHintEmailAddress]);
}
if(HintToFieldsMap.ContainsKey(View.AutofillHintUsername))
{
_usernameFields.AddRange(HintToFieldsMap[View.AutofillHintUsername]);
}
}
else
{
foreach(var passwordField in PasswordFields)
{
var usernameField = Fields.TakeWhile(f => f.AutofillId != passwordField.AutofillId)
.LastOrDefault();
if(usernameField != null)
{
_usernameFields.Add(usernameField);
}
}
}
return _usernameFields;
}
}
public bool FillableForLogin => FocusedHintsContain(new string[] {
View.AutofillHintUsername,
View.AutofillHintEmailAddress,
View.AutofillHintPassword
}) || UsernameFields.Any(f => f.Focused) || PasswordFields.Any(f => f.Focused);
public bool FillableForCard => FocusedHintsContain(new string[] {
View.AutofillHintCreditCardNumber,
View.AutofillHintCreditCardExpirationMonth,
View.AutofillHintCreditCardExpirationYear,
View.AutofillHintCreditCardSecurityCode
});
public bool FillableForIdentity => FocusedHintsContain(new string[] {
View.AutofillHintName,
View.AutofillHintPhone,
View.AutofillHintPostalAddress,
View.AutofillHintPostalCode
});
public bool Fillable => FillableForLogin || FillableForCard || FillableForIdentity;
public void Add(Field field)
{
if(field == null || FieldTrackingIds.Contains(field.TrackingId))
{
return;
}
_passwordFields = _usernameFields = null;
FieldTrackingIds.Add(field.TrackingId);
Fields.Add(field);
AutofillIds.Add(field.AutofillId);
if(field.Hints != null)
{
foreach(var hint in field.Hints)
{
Hints.Add(hint);
if(field.Focused)
{
FocusedHints.Add(hint);
}
if(!HintToFieldsMap.ContainsKey(hint))
{
HintToFieldsMap.Add(hint, new List<Field>());
}
HintToFieldsMap[hint].Add(field);
}
}
}
public SavedItem GetSavedItem()
{
if(SaveType == SaveDataType.Password)
{
var passwordField = PasswordFields.FirstOrDefault(f => !string.IsNullOrWhiteSpace(f.TextValue));
if(passwordField == null)
{
return null;
}
var savedItem = new SavedItem
{
Type = Core.Enums.CipherType.Login,
Login = new SavedItem.LoginItem
{
Password = GetFieldValue(passwordField)
}
};
var usernameField = Fields.TakeWhile(f => f.AutofillId != passwordField.AutofillId).LastOrDefault();
savedItem.Login.Username = GetFieldValue(usernameField);
return savedItem;
}
else if(SaveType == SaveDataType.CreditCard)
{
var savedItem = new SavedItem
{
Type = Core.Enums.CipherType.Card,
Card = new SavedItem.CardItem
{
Number = GetFieldValue(View.AutofillHintCreditCardNumber),
Name = GetFieldValue(View.AutofillHintName),
ExpMonth = GetFieldValue(View.AutofillHintCreditCardExpirationMonth, true),
ExpYear = GetFieldValue(View.AutofillHintCreditCardExpirationYear),
Code = GetFieldValue(View.AutofillHintCreditCardSecurityCode)
}
};
return savedItem;
}
return null;
}
public AutofillId[] GetOptionalSaveIds()
{
if(SaveType == SaveDataType.Password)
{
return UsernameFields.Select(f => f.AutofillId).ToArray();
}
else if(SaveType == SaveDataType.CreditCard)
{
var fieldList = new List<Field>();
if(HintToFieldsMap.ContainsKey(View.AutofillHintCreditCardSecurityCode))
{
fieldList.AddRange(HintToFieldsMap[View.AutofillHintCreditCardSecurityCode]);
}
if(HintToFieldsMap.ContainsKey(View.AutofillHintCreditCardExpirationYear))
{
fieldList.AddRange(HintToFieldsMap[View.AutofillHintCreditCardExpirationYear]);
}
if(HintToFieldsMap.ContainsKey(View.AutofillHintCreditCardExpirationMonth))
{
fieldList.AddRange(HintToFieldsMap[View.AutofillHintCreditCardExpirationMonth]);
}
if(HintToFieldsMap.ContainsKey(View.AutofillHintName))
{
fieldList.AddRange(HintToFieldsMap[View.AutofillHintName]);
}
return fieldList.Select(f => f.AutofillId).ToArray();
}
return new AutofillId[0];
}
public AutofillId[] GetRequiredSaveFields()
{
if(SaveType == SaveDataType.Password)
{
return PasswordFields.Select(f => f.AutofillId).ToArray();
}
else if(SaveType == SaveDataType.CreditCard && HintToFieldsMap.ContainsKey(View.AutofillHintCreditCardNumber))
{
return HintToFieldsMap[View.AutofillHintCreditCardNumber].Select(f => f.AutofillId).ToArray();
}
return new AutofillId[0];
}
private bool FocusedHintsContain(IEnumerable<string> hints)
{
return hints.Any(h => FocusedHints.Contains(h));
}
private string GetFieldValue(string hint, bool monthValue = false)
{
if(HintToFieldsMap.ContainsKey(hint))
{
foreach(var field in HintToFieldsMap[hint])
{
var val = GetFieldValue(field, monthValue);
if(!string.IsNullOrWhiteSpace(val))
{
return val;
}
}
}
return null;
}
private string GetFieldValue(Field field, bool monthValue = false)
{
if(field == null)
{
return null;
}
if(!string.IsNullOrWhiteSpace(field.TextValue))
{
if(field.AutofillType == AutofillType.List && field.ListValue.HasValue && monthValue)
{
if(field.AutofillOptions.Count == 13)
{
return field.ListValue.ToString();
}
else if(field.AutofillOptions.Count == 12)
{
return (field.ListValue + 1).ToString();
}
}
return field.TextValue;
}
else if(field.DateValue.HasValue)
{
return field.DateValue.Value.ToString();
}
else if(field.ToggleValue.HasValue)
{
return field.ToggleValue.Value.ToString();
}
return null;
}
private bool FieldIsPassword(Field f)
{
var inputTypePassword = f.InputType.HasFlag(InputTypes.TextVariationPassword) ||
f.InputType.HasFlag(InputTypes.TextVariationVisiblePassword) ||
f.InputType.HasFlag(InputTypes.TextVariationWebPassword);
// For whatever reason, multi-line input types are coming through with TextVariationPassword flags
if(inputTypePassword && f.InputType.HasFlag(InputTypes.TextVariationPassword) &&
f.InputType.HasFlag(InputTypes.TextFlagMultiLine))
{
inputTypePassword = false;
}
if(!inputTypePassword && f.HtmlInfo != null && f.HtmlInfo.Tag == "input" &&
(f.HtmlInfo.Attributes?.Any() ?? false))
{
foreach(var a in f.HtmlInfo.Attributes)
{
var key = a.First as Java.Lang.String;
var val = a.Second as Java.Lang.String;
if(key != null && val != null && key.ToString() == "type" && val.ToString() == "password")
{
return true;
}
}
}
return inputTypePassword && !ValueContainsAnyTerms(f.IdEntry, _ignoreSearchTerms) &&
!ValueContainsAnyTerms(f.Hint, _ignoreSearchTerms);
}
private bool FieldHasPasswordTerms(Field f)
{
return ValueContainsAnyTerms(f.IdEntry, _passwordTerms) || ValueContainsAnyTerms(f.Hint, _passwordTerms);
}
private bool ValueContainsAnyTerms(string value, HashSet<string> terms)
{
if(string.IsNullOrWhiteSpace(value))
{
return false;
}
var lowerValue = value.ToLowerInvariant();
return terms.Any(t => lowerValue.Contains(t));
}
}
}

224
src/Android/Autofill/FilledItem.cs Normal file
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@ -0,0 +1,224 @@
using Android.Service.Autofill;
using Android.Views.Autofill;
using System.Linq;
using Bit.Core.Enums;
using Android.Views;
using Bit.Core.Models.View;
namespace Bit.Droid.Autofill
{
public class FilledItem
{
private string _password;
private string _cardName;
private string _cardNumber;
private string _cardExpMonth;
private string _cardExpYear;
private string _cardCode;
private string _idPhone;
private string _idEmail;
private string _idUsername;
private string _idAddress;
private string _idPostalCode;
public FilledItem(CipherView cipher)
{
Name = cipher.Name;
Type = cipher.Type;
Subtitle = cipher.SubTitle;
switch(Type)
{
case CipherType.Login:
Icon = Resource.Drawable.login;
_password = cipher.Login.Password;
break;
case CipherType.Card:
_cardNumber = cipher.Card.Number;
Icon = Resource.Drawable.card;
_cardName = cipher.Card.CardholderName;
_cardCode = cipher.Card.Code;
_cardExpMonth = cipher.Card.ExpMonth;
_cardExpYear = cipher.Card.ExpYear;
break;
case CipherType.Identity:
Icon = Resource.Drawable.id;
_idPhone = cipher.Identity.Phone;
_idEmail = cipher.Identity.Email;
_idUsername = cipher.Identity.Username;
_idAddress = cipher.Identity.FullAddress;
_idPostalCode = cipher.Identity.PostalCode;
break;
default:
Icon = Resource.Drawable.login;
break;
}
}
public string Name { get; set; }
public string Subtitle { get; set; } = string.Empty;
public int Icon { get; set; } = Resource.Drawable.login;
public CipherType Type { get; set; }
public bool ApplyToFields(FieldCollection fieldCollection, Dataset.Builder datasetBuilder)
{
if(!fieldCollection?.Fields.Any() ?? true)
{
return false;
}
var setValues = false;
if(Type == CipherType.Login)
{
if(fieldCollection.PasswordFields.Any() && !string.IsNullOrWhiteSpace(_password))
{
foreach(var f in fieldCollection.PasswordFields)
{
var val = ApplyValue(f, _password);
if(val != null)
{
setValues = true;
datasetBuilder.SetValue(f.AutofillId, val);
}
}
}
if(fieldCollection.UsernameFields.Any() && !string.IsNullOrWhiteSpace(Subtitle))
{
foreach(var f in fieldCollection.UsernameFields)
{
var val = ApplyValue(f, Subtitle);
if(val != null)
{
setValues = true;
datasetBuilder.SetValue(f.AutofillId, val);
}
}
}
}
else if(Type == CipherType.Card)
{
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintCreditCardNumber,
_cardNumber))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintCreditCardSecurityCode,
_cardCode))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection,
Android.Views.View.AutofillHintCreditCardExpirationMonth, _cardExpMonth, true))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintCreditCardExpirationYear,
_cardExpYear))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintName, _cardName))
{
setValues = true;
}
}
else if(Type == CipherType.Identity)
{
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintPhone, _idPhone))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintEmailAddress, _idEmail))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintUsername,
_idUsername))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintPostalAddress,
_idAddress))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintPostalCode,
_idPostalCode))
{
setValues = true;
}
if(ApplyValue(datasetBuilder, fieldCollection, Android.Views.View.AutofillHintName, Subtitle))
{
setValues = true;
}
}
return setValues;
}
private static bool ApplyValue(Dataset.Builder builder, FieldCollection fieldCollection,
string hint, string value, bool monthValue = false)
{
bool setValues = false;
if(fieldCollection.HintToFieldsMap.ContainsKey(hint) && !string.IsNullOrWhiteSpace(value))
{
foreach(var f in fieldCollection.HintToFieldsMap[hint])
{
var val = ApplyValue(f, value, monthValue);
if(val != null)
{
setValues = true;
builder.SetValue(f.AutofillId, val);
}
}
}
return setValues;
}
private static AutofillValue ApplyValue(Field field, string value, bool monthValue = false)
{
switch(field.AutofillType)
{
case AutofillType.Date:
if(long.TryParse(value, out long dateValue))
{
return AutofillValue.ForDate(dateValue);
}
break;
case AutofillType.List:
if(field.AutofillOptions != null)
{
if(monthValue && int.TryParse(value, out int monthIndex))
{
if(field.AutofillOptions.Count == 13)
{
return AutofillValue.ForList(monthIndex);
}
else if(field.AutofillOptions.Count >= monthIndex)
{
return AutofillValue.ForList(monthIndex - 1);
}
}
for(var i = 0; i < field.AutofillOptions.Count; i++)
{
if(field.AutofillOptions[i].Equals(value))
{
return AutofillValue.ForList(i);
}
}
}
break;
case AutofillType.Text:
return AutofillValue.ForText(value);
case AutofillType.Toggle:
if(bool.TryParse(value, out bool toggleValue))
{
return AutofillValue.ForToggle(toggleValue);
}
break;
default:
break;
}
return null;
}
}
}

130
src/Android/Autofill/Parser.cs Normal file
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@ -0,0 +1,130 @@
using static Android.App.Assist.AssistStructure;
using Android.App.Assist;
using System.Collections.Generic;
using Bit.Core;
using Android.Content;
namespace Bit.Droid.Autofill
{
public class Parser
{
public static HashSet<string> _excludedPackageIds = new HashSet<string>
{
"android"
};
private readonly AssistStructure _structure;
private string _uri;
private string _packageName;
private string _webDomain;
public Parser(AssistStructure structure, Context applicationContext)
{
_structure = structure;
ApplicationContext = applicationContext;
}
public Context ApplicationContext { get; set; }
public FieldCollection FieldCollection { get; private set; } = new FieldCollection();
public string Uri
{
get
{
if(!string.IsNullOrWhiteSpace(_uri))
{
return _uri;
}
var webDomainNull = string.IsNullOrWhiteSpace(WebDomain);
if(webDomainNull && string.IsNullOrWhiteSpace(PackageName))
{
_uri = null;
}
else if(!webDomainNull)
{
_uri = string.Concat("http://", WebDomain);
}
else
{
_uri = string.Concat(Constants.AndroidAppProtocol, PackageName);
}
return _uri;
}
}
public string PackageName
{
get => _packageName;
set
{
if(string.IsNullOrWhiteSpace(value))
{
_packageName = _uri = null;
}
_packageName = value;
}
}
public string WebDomain
{
get => _webDomain;
set
{
if(string.IsNullOrWhiteSpace(value))
{
_webDomain = _uri = null;
}
_webDomain = value;
}
}
public bool ShouldAutofill => !string.IsNullOrWhiteSpace(Uri) &&
!AutofillHelpers.BlacklistedUris.Contains(Uri) && FieldCollection != null && FieldCollection.Fillable;
public void Parse()
{
for(var i = 0; i < _structure.WindowNodeCount; i++)
{
var node = _structure.GetWindowNodeAt(i);
ParseNode(node.RootViewNode);
}
if(!AutofillHelpers.TrustedBrowsers.Contains(PackageName) &&
!AutofillHelpers.CompatBrowsers.Contains(PackageName))
{
WebDomain = null;
}
}
private void ParseNode(ViewNode node)
{
SetPackageAndDomain(node);
var hints = node.GetAutofillHints();
var isEditText = node.ClassName == "android.widget.EditText" || node?.HtmlInfo?.Tag == "input";
if(isEditText || (hints?.Length ?? 0) > 0)
{
FieldCollection.Add(new Field(node));
}
else
{
FieldCollection.IgnoreAutofillIds.Add(node.AutofillId);
}
for(var i = 0; i < node.ChildCount; i++)
{
ParseNode(node.GetChildAt(i));
}
}
private void SetPackageAndDomain(ViewNode node)
{
if(string.IsNullOrWhiteSpace(PackageName) && !string.IsNullOrWhiteSpace(node.IdPackage) &&
!_excludedPackageIds.Contains(node.IdPackage))
{
PackageName = node.IdPackage;
}
if(string.IsNullOrWhiteSpace(WebDomain) && !string.IsNullOrWhiteSpace(node.WebDomain))
{
WebDomain = node.WebDomain;
}
}
}
}

26
src/Android/Autofill/SavedItem.cs Normal file
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@ -0,0 +1,26 @@
using Bit.Core.Enums;
namespace Bit.Droid.Autofill
{
public class SavedItem
{
public CipherType Type { get; set; }
public LoginItem Login { get; set; }
public CardItem Card { get; set; }
public class LoginItem
{
public string Username { get; set; }
public string Password { get; set; }
}
public class CardItem
{
public string Name { get; set; }
public string Number { get; set; }
public string ExpMonth { get; set; }
public string ExpYear { get; set; }
public string Code { get; set; }
}
}
}

123
src/Android/Resources/Resource.designer.cs generated
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@ -5825,26 +5825,26 @@ namespace Bit.Droid
// aapt resource value: 0x7f02005a
public const int avd_hide_password = 2130837594;
// aapt resource value: 0x7f020146
public const int avd_hide_password_1 = 2130837830;
// aapt resource value: 0x7f020147
public const int avd_hide_password_2 = 2130837831;
public const int avd_hide_password_1 = 2130837831;
// aapt resource value: 0x7f020148
public const int avd_hide_password_3 = 2130837832;
public const int avd_hide_password_2 = 2130837832;
// aapt resource value: 0x7f020149
public const int avd_hide_password_3 = 2130837833;
// aapt resource value: 0x7f02005b
public const int avd_show_password = 2130837595;
// aapt resource value: 0x7f020149
public const int avd_show_password_1 = 2130837833;
// aapt resource value: 0x7f02014a
public const int avd_show_password_2 = 2130837834;
public const int avd_show_password_1 = 2130837834;
// aapt resource value: 0x7f02014b
public const int avd_show_password_3 = 2130837835;
public const int avd_show_password_2 = 2130837835;
// aapt resource value: 0x7f02014c
public const int avd_show_password_3 = 2130837836;
// aapt resource value: 0x7f02005c
public const int card = 2130837596;
@ -6411,142 +6411,145 @@ namespace Bit.Droid
public const int ic_vol_type_tv_light = 2130837783;
// aapt resource value: 0x7f020118
public const int id = 2130837784;
public const int icon = 2130837784;
// aapt resource value: 0x7f020119
public const int @lock = 2130837785;
public const int id = 2130837785;
// aapt resource value: 0x7f02011a
public const int login = 2130837786;
public const int @lock = 2130837786;
// aapt resource value: 0x7f02011b
public const int logo = 2130837787;
public const int login = 2130837787;
// aapt resource value: 0x7f02011c
public const int more = 2130837788;
public const int logo = 2130837788;
// aapt resource value: 0x7f02011d
public const int mr_button_connected_dark = 2130837789;
public const int more = 2130837789;
// aapt resource value: 0x7f02011e
public const int mr_button_connected_light = 2130837790;
public const int mr_button_connected_dark = 2130837790;
// aapt resource value: 0x7f02011f
public const int mr_button_connecting_dark = 2130837791;
public const int mr_button_connected_light = 2130837791;
// aapt resource value: 0x7f020120
public const int mr_button_connecting_light = 2130837792;
public const int mr_button_connecting_dark = 2130837792;
// aapt resource value: 0x7f020121
public const int mr_button_dark = 2130837793;
public const int mr_button_connecting_light = 2130837793;
// aapt resource value: 0x7f020122
public const int mr_button_light = 2130837794;
public const int mr_button_dark = 2130837794;
// aapt resource value: 0x7f020123
public const int mr_dialog_close_dark = 2130837795;
public const int mr_button_light = 2130837795;
// aapt resource value: 0x7f020124
public const int mr_dialog_close_light = 2130837796;
public const int mr_dialog_close_dark = 2130837796;
// aapt resource value: 0x7f020125
public const int mr_dialog_material_background_dark = 2130837797;
public const int mr_dialog_close_light = 2130837797;
// aapt resource value: 0x7f020126
public const int mr_dialog_material_background_light = 2130837798;
public const int mr_dialog_material_background_dark = 2130837798;
// aapt resource value: 0x7f020127
public const int mr_group_collapse = 2130837799;
public const int mr_dialog_material_background_light = 2130837799;
// aapt resource value: 0x7f020128
public const int mr_group_expand = 2130837800;
public const int mr_group_collapse = 2130837800;
// aapt resource value: 0x7f020129
public const int mr_media_pause_dark = 2130837801;
public const int mr_group_expand = 2130837801;
// aapt resource value: 0x7f02012a
public const int mr_media_pause_light = 2130837802;
public const int mr_media_pause_dark = 2130837802;
// aapt resource value: 0x7f02012b
public const int mr_media_play_dark = 2130837803;
public const int mr_media_pause_light = 2130837803;
// aapt resource value: 0x7f02012c
public const int mr_media_play_light = 2130837804;
public const int mr_media_play_dark = 2130837804;
// aapt resource value: 0x7f02012d
public const int mr_media_stop_dark = 2130837805;
public const int mr_media_play_light = 2130837805;
// aapt resource value: 0x7f02012e
public const int mr_media_stop_light = 2130837806;
public const int mr_media_stop_dark = 2130837806;
// aapt resource value: 0x7f02012f
public const int mr_vol_type_audiotrack_dark = 2130837807;
public const int mr_media_stop_light = 2130837807;
// aapt resource value: 0x7f020130
public const int mr_vol_type_audiotrack_light = 2130837808;
public const int mr_vol_type_audiotrack_dark = 2130837808;
// aapt resource value: 0x7f020131
public const int mtrl_snackbar_background = 2130837809;
public const int mr_vol_type_audiotrack_light = 2130837809;
// aapt resource value: 0x7f020132
public const int mtrl_tabs_default_indicator = 2130837810;
public const int mtrl_snackbar_background = 2130837810;
// aapt resource value: 0x7f020133
public const int navigation_empty_icon = 2130837811;
public const int mtrl_tabs_default_indicator = 2130837811;
// aapt resource value: 0x7f020134
public const int notification_action_background = 2130837812;
public const int navigation_empty_icon = 2130837812;
// aapt resource value: 0x7f020135
public const int notification_bg = 2130837813;
public const int notification_action_background = 2130837813;
// aapt resource value: 0x7f020136
public const int notification_bg_low = 2130837814;
public const int notification_bg = 2130837814;
// aapt resource value: 0x7f020137
public const int notification_bg_low_normal = 2130837815;
public const int notification_bg_low = 2130837815;
// aapt resource value: 0x7f020138
public const int notification_bg_low_pressed = 2130837816;
public const int notification_bg_low_normal = 2130837816;
// aapt resource value: 0x7f020139
public const int notification_bg_normal = 2130837817;
public const int notification_bg_low_pressed = 2130837817;
// aapt resource value: 0x7f02013a
public const int notification_bg_normal_pressed = 2130837818;
public const int notification_bg_normal = 2130837818;
// aapt resource value: 0x7f02013b
public const int notification_icon_background = 2130837819;
// aapt resource value: 0x7f020144
public const int notification_template_icon_bg = 2130837828;
// aapt resource value: 0x7f020145
public const int notification_template_icon_low_bg = 2130837829;
public const int notification_bg_normal_pressed = 2130837819;
// aapt resource value: 0x7f02013c
public const int notification_tile_bg = 2130837820;
public const int notification_icon_background = 2130837820;
// aapt resource value: 0x7f020145
public const int notification_template_icon_bg = 2130837829;
// aapt resource value: 0x7f020146
public const int notification_template_icon_low_bg = 2130837830;
// aapt resource value: 0x7f02013d
public const int notify_panel_notification_icon_bg = 2130837821;
public const int notification_tile_bg = 2130837821;
// aapt resource value: 0x7f02013e
public const int refresh = 2130837822;
public const int notify_panel_notification_icon_bg = 2130837822;
// aapt resource value: 0x7f02013f
public const int shield = 2130837823;
public const int refresh = 2130837823;
// aapt resource value: 0x7f020140
public const int splash_screen = 2130837824;
public const int shield = 2130837824;
// aapt resource value: 0x7f020141
public const int tooltip_frame_dark = 2130837825;
public const int splash_screen = 2130837825;
// aapt resource value: 0x7f020142
public const int tooltip_frame_light = 2130837826;
public const int tooltip_frame_dark = 2130837826;
// aapt resource value: 0x7f020143
public const int yubikey = 2130837827;
public const int tooltip_frame_light = 2130837827;
// aapt resource value: 0x7f020144
public const int yubikey = 2130837828;
static Drawable()
{

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src/App/App.csproj
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@ -78,7 +78,7 @@
<ItemGroup>
<EmbeddedResource Update="Resources\AppResources.resx">
<LastGenOutput>AppResources.Designer.cs</LastGenOutput>
<Generator>ResXFileCodeGenerator</Generator>
<Generator>PublicResXFileCodeGenerator</Generator>
</EmbeddedResource>
<EmbeddedResource Update="Styles\Base.xaml">
<Generator>MSBuild:UpdateDesignTimeXaml</Generator>