private bool CanAutofill(StructureParser.AutofillTargetId query, bool isManual)
{
if (query.PackageNameWithPseudoSchema == KeePass.AndroidAppScheme + "android" || query.PackageNameWithPseudoSchema == KeePass.AndroidAppScheme + this.PackageName)
{
return(false);
}
if (!isManual)
{
var isQueryDisabled = IsQueryDisabled(query.DomainOrPackage);
if (isQueryDisabled)
{
return(false);
}
}
return(true);
}
public override void OnFillRequest(FillRequest request, CancellationSignal cancellationSignal, FillCallback callback)
{
bool isManual = (request.Flags & FillRequest.FlagManualRequest) != 0;
CommonUtil.logd("onFillRequest " + (isManual ? "manual" : "auto"));
var structure = request.FillContexts[request.FillContexts.Count - 1].Structure;
//TODO support package signature verification as soon as this is supported in Keepass storage
var clientState = request.ClientState;
CommonUtil.logd("onFillRequest(): data=" + CommonUtil.BundleToString(clientState));
cancellationSignal.CancelEvent += (sender, e) => {
Log.Warn(CommonUtil.Tag, "Cancel autofill not implemented yet.");
};
// Parse AutoFill data in Activity
StructureParser.AutofillTargetId query = null;
var parser = new StructureParser(this, structure);
try
{
query = parser.ParseForFill(isManual);
}
catch (Java.Lang.SecurityException e)
{
Log.Warn(CommonUtil.Tag, "Security exception handling request");
callback.OnFailure(e.Message);
return;
}
AutofillFieldMetadataCollection autofillFields = parser.AutofillFields;
var autofillIds = autofillFields.GetAutofillIds();
if (autofillIds.Length != 0 && CanAutofill(query, isManual))
{
var responseBuilder = new FillResponse.Builder();
Dataset entryDataset = null;
if (query.IncompatiblePackageAndDomain == false)
{
//domain and package are compatible. Use Domain if available and package otherwise. Can fill without warning.
entryDataset = BuildEntryDataset(query.DomainOrPackage, query.WebDomain, query.PackageName, autofillIds, parser, DisplayWarning.None);
}
else
{
//domain or package are incompatible. Don't show the entry. (Tried to do so first but behavior was not consistent)
//entryDataset = BuildEntryDataset(query.WebDomain, query.WebDomain, query.PackageName, autofillIds, parser, DisplayWarning.FillDomainInUntrustedApp);
}
bool hasEntryDataset = entryDataset != null;
if (entryDataset != null)
{
responseBuilder.AddDataset(entryDataset);
}
if (query.WebDomain != null)
{
AddQueryDataset(query.WebDomain,
query.WebDomain, query.PackageName,
isManual, autofillIds, responseBuilder, !hasEntryDataset, query.IncompatiblePackageAndDomain ? DisplayWarning.FillDomainInUntrustedApp : DisplayWarning.None);
}
else
{
AddQueryDataset(query.PackageNameWithPseudoSchema,
query.WebDomain, query.PackageName,
isManual, autofillIds, responseBuilder, !hasEntryDataset, DisplayWarning.None);
}
AddDisableDataset(query.DomainOrPackage, autofillIds, responseBuilder, isManual);
if (PreferenceManager.GetDefaultSharedPreferences(this)
.GetBoolean(GetString(Resource.String.OfferSaveCredentials_key), true))
{
if (!CompatBrowsers.Contains(parser.PackageId))
{
responseBuilder.SetSaveInfo(new SaveInfo.Builder(parser.AutofillFields.SaveType,
parser.AutofillFields.GetAutofillIds()).Build());
}
}
callback.OnSuccess(responseBuilder.Build());
}
else
{
callback.OnSuccess(null);
}
}
protected abstract void HandleSaveRequest(StructureParser parser, StructureParser.AutofillTargetId query);
public override void OnFillRequest(FillRequest request, CancellationSignal cancellationSignal, FillCallback callback)
{
bool isManual = (request.Flags & FillRequest.FlagManualRequest) != 0;
CommonUtil.logd("onFillRequest " + (isManual ? "manual" : "auto"));
var structure = request.FillContexts.Last().Structure;
if (_lockTime + _lockTimeout < DateTime.Now)
{
_lockTime = DateTime.Now;
//TODO support package signature verification as soon as this is supported in Keepass storage
var clientState = request.ClientState;
CommonUtil.logd("onFillRequest(): data=" + CommonUtil.BundleToString(clientState));
cancellationSignal.CancelEvent += (sender, e) =>
{
Kp2aLog.Log("Cancel autofill not implemented yet.");
_lockTime = DateTime.MinValue;
};
// Parse AutoFill data in Activity
StructureParser.AutofillTargetId query = null;
var parser = new StructureParser(this, structure);
try
{
query = parser.ParseForFill(isManual);
}
catch (Java.Lang.SecurityException e)
{
Log.Warn(CommonUtil.Tag, "Security exception handling request");
callback.OnFailure(e.Message);
return;
}
AutofillFieldMetadataCollection autofillFields = parser.AutofillFields;
InlineSuggestionsRequest inlineSuggestionsRequest = null;
IList <InlinePresentationSpec> inlinePresentationSpecs = null;
if (((int)Build.VERSION.SdkInt >= 30) &&
(PreferenceManager.GetDefaultSharedPreferences(this).GetBoolean(GetString(Resource.String.InlineSuggestions_key), true)))
{
inlineSuggestionsRequest = request.InlineSuggestionsRequest;
inlinePresentationSpecs = inlineSuggestionsRequest?.InlinePresentationSpecs;
}
var autofillIds = autofillFields.GetAutofillIds();
if (autofillIds.Length != 0 && CanAutofill(query, isManual))
{
var responseBuilder = new FillResponse.Builder();
bool hasEntryDataset = false;
IList <Dataset> entryDatasets = new List <Dataset>();
if (query.IncompatiblePackageAndDomain == false)
{
Kp2aLog.Log("AF: (query.IncompatiblePackageAndDomain == false)");
//domain and package are compatible. Use Domain if available and package otherwise. Can fill without warning.
entryDatasets = BuildEntryDatasets(query.DomainOrPackage, query.WebDomain,
query.PackageName,
autofillIds, parser, DisplayWarning.None,
inlinePresentationSpecs
).Where(ds => ds != null).ToList();
if (entryDatasets.Count > inlineSuggestionsRequest?.MaxSuggestionCount - 2 /*disable dataset and query*/)
{
//we have too many elements. disable inline suggestions
inlinePresentationSpecs = null;
entryDatasets = BuildEntryDatasets(query.DomainOrPackage, query.WebDomain,
query.PackageName,
autofillIds, parser, DisplayWarning.None,
null
).Where(ds => ds != null).ToList();
}
foreach (var entryDataset in entryDatasets
)
{
Kp2aLog.Log("AF: Got EntryDataset " + (entryDataset == null));
responseBuilder.AddDataset(entryDataset);
hasEntryDataset = true;
}
}
{
if (query.WebDomain != null)
{
AddQueryDataset(query.WebDomain,
query.WebDomain, query.PackageName,
isManual, autofillIds, responseBuilder, !hasEntryDataset,
query.IncompatiblePackageAndDomain
? DisplayWarning.FillDomainInUntrustedApp
: DisplayWarning.None,
AutofillHelper.ExtractSpec(inlinePresentationSpecs, entryDatasets.Count));
}
else
{
AddQueryDataset(query.PackageNameWithPseudoSchema,
query.WebDomain, query.PackageName,
isManual, autofillIds, responseBuilder, !hasEntryDataset, DisplayWarning.None,
AutofillHelper.ExtractSpec(inlinePresentationSpecs, entryDatasets.Count));
}
}
if (!PreferenceManager.GetDefaultSharedPreferences(this)
.GetBoolean(GetString(Resource.String.NoAutofillDisabling_key), false))
{
AddDisableDataset(query.DomainOrPackage, autofillIds, responseBuilder, isManual, AutofillHelper.ExtractSpec(inlinePresentationSpecs, entryDatasets.Count));
}
if (PreferenceManager.GetDefaultSharedPreferences(this)
.GetBoolean(GetString(Resource.String.OfferSaveCredentials_key), true))
{
if (!CompatBrowsers.Contains(parser.PackageId))
{
responseBuilder.SetSaveInfo(new SaveInfo.Builder(parser.AutofillFields.SaveType,
parser.AutofillFields.GetAutofillIds()).Build());
}
}
Kp2aLog.Log("return autofill success");
callback.OnSuccess(responseBuilder.Build());
}
else
{
Kp2aLog.Log("cannot autofill");
callback.OnSuccess(null);
}
}
else
{
Kp2aLog.Log("Ignoring onFillRequest as there is another request going on.");
}
}