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| author | Harsh Shandilya <me@msfjarvis.dev> | 2021-03-09 14:53:11 +0530 |
|---|---|---|
| committer | Harsh Shandilya <me@msfjarvis.dev> | 2021-03-18 11:40:30 +0530 |
| commit | 774fda83ac276a635e3402034b1eedbd10be916f (patch) | |
| tree | 57783a953fcd193d32f1e3dc8df26e07f03df328 /app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt | |
| parent | be31ae37f443982b377d027cd613f04d0926568d (diff) | |
| download | HardenedPass-774fda83ac276a635e3402034b1eedbd10be916f.tar.gz HardenedPass-774fda83ac276a635e3402034b1eedbd10be916f.zip | |
all: reformat with ktfmt
Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>
Diffstat (limited to 'app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt')
| -rw-r--r-- | app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt | 324 |
1 files changed, 163 insertions, 161 deletions
diff --git a/app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt b/app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt index d5e16a26..d8126438 100644 --- a/app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt +++ b/app/src/main/java/dev/msfjarvis/aps/util/autofill/AutofillResponseBuilder.kt @@ -30,176 +30,178 @@ import java.io.File @RequiresApi(Build.VERSION_CODES.O) class AutofillResponseBuilder(form: FillableForm) { - private val formOrigin = form.formOrigin - private val scenario = form.scenario - private val ignoredIds = form.ignoredIds - private val saveFlags = form.saveFlags - private val clientState = form.toClientState() - - // We do not offer save when the only relevant field is a username field or there is no field. - private val scenarioSupportsSave = scenario.hasPasswordFieldsToSave - private val canBeSaved = saveFlags != null && scenarioSupportsSave - - private fun makeIntentDataset( - context: Context, - action: AutofillAction, - intentSender: IntentSender, - metadata: DatasetMetadata, - ): Dataset { - return Dataset.Builder(makeRemoteView(context, metadata)).run { - fillWith(scenario, action, credentials = null) - setAuthentication(intentSender) - build() - } - } - - private fun makeMatchDataset(context: Context, file: File): Dataset? { - if (!scenario.hasFieldsToFillOn(AutofillAction.Match)) return null - val metadata = makeFillMatchMetadata(context, file) - val intentSender = AutofillDecryptActivity.makeDecryptFileIntentSender(file, context) - return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata) - } - - - private fun makeSearchDataset(context: Context): Dataset? { - if (!scenario.hasFieldsToFillOn(AutofillAction.Search)) return null - val metadata = makeSearchAndFillMetadata(context) - val intentSender = - AutofillFilterView.makeMatchAndDecryptFileIntentSender(context, formOrigin) - return makeIntentDataset(context, AutofillAction.Search, intentSender, metadata) + private val formOrigin = form.formOrigin + private val scenario = form.scenario + private val ignoredIds = form.ignoredIds + private val saveFlags = form.saveFlags + private val clientState = form.toClientState() + + // We do not offer save when the only relevant field is a username field or there is no field. + private val scenarioSupportsSave = scenario.hasPasswordFieldsToSave + private val canBeSaved = saveFlags != null && scenarioSupportsSave + + private fun makeIntentDataset( + context: Context, + action: AutofillAction, + intentSender: IntentSender, + metadata: DatasetMetadata, + ): Dataset { + return Dataset.Builder(makeRemoteView(context, metadata)).run { + fillWith(scenario, action, credentials = null) + setAuthentication(intentSender) + build() } - - private fun makeGenerateDataset(context: Context): Dataset? { - if (!scenario.hasFieldsToFillOn(AutofillAction.Generate)) return null - val metadata = makeGenerateAndFillMetadata(context) - val intentSender = AutofillSaveActivity.makeSaveIntentSender(context, null, formOrigin) - return makeIntentDataset(context, AutofillAction.Generate, intentSender, metadata) + } + + private fun makeMatchDataset(context: Context, file: File): Dataset? { + if (!scenario.hasFieldsToFillOn(AutofillAction.Match)) return null + val metadata = makeFillMatchMetadata(context, file) + val intentSender = AutofillDecryptActivity.makeDecryptFileIntentSender(file, context) + return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata) + } + + private fun makeSearchDataset(context: Context): Dataset? { + if (!scenario.hasFieldsToFillOn(AutofillAction.Search)) return null + val metadata = makeSearchAndFillMetadata(context) + val intentSender = AutofillFilterView.makeMatchAndDecryptFileIntentSender(context, formOrigin) + return makeIntentDataset(context, AutofillAction.Search, intentSender, metadata) + } + + private fun makeGenerateDataset(context: Context): Dataset? { + if (!scenario.hasFieldsToFillOn(AutofillAction.Generate)) return null + val metadata = makeGenerateAndFillMetadata(context) + val intentSender = AutofillSaveActivity.makeSaveIntentSender(context, null, formOrigin) + return makeIntentDataset(context, AutofillAction.Generate, intentSender, metadata) + } + + private fun makeFillOtpFromSmsDataset(context: Context): Dataset? { + if (!scenario.hasFieldsToFillOn(AutofillAction.FillOtpFromSms)) return null + if (!AutofillSmsActivity.shouldOfferFillFromSms(context)) return null + val metadata = makeFillOtpFromSmsMetadata(context) + val intentSender = AutofillSmsActivity.makeFillOtpFromSmsIntentSender(context) + return makeIntentDataset(context, AutofillAction.FillOtpFromSms, intentSender, metadata) + } + + private fun makePublisherChangedDataset( + context: Context, + publisherChangedException: AutofillPublisherChangedException, + ): Dataset { + val metadata = makeWarningMetadata(context) + // If the user decides to trust the new publisher, they can choose reset the list of + // matches. In this case we need to immediately show a new `FillResponse` as if the app were + // autofilled for the first time. This `FillResponse` needs to be returned as a result from + // `AutofillPublisherChangedActivity`, which is why we create and pass it on here. + val fillResponseAfterReset = makeFillResponse(context, emptyList()) + val intentSender = + AutofillPublisherChangedActivity.makePublisherChangedIntentSender( + context, + publisherChangedException, + fillResponseAfterReset + ) + return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata) + } + + private fun makePublisherChangedResponse( + context: Context, + publisherChangedException: AutofillPublisherChangedException + ): FillResponse { + return FillResponse.Builder().run { + addDataset(makePublisherChangedDataset(context, publisherChangedException)) + setIgnoredIds(*ignoredIds.toTypedArray()) + build() } - - private fun makeFillOtpFromSmsDataset(context: Context): Dataset? { - if (!scenario.hasFieldsToFillOn(AutofillAction.FillOtpFromSms)) return null - if (!AutofillSmsActivity.shouldOfferFillFromSms(context)) return null - val metadata = makeFillOtpFromSmsMetadata(context) - val intentSender = AutofillSmsActivity.makeFillOtpFromSmsIntentSender(context) - return makeIntentDataset(context, AutofillAction.FillOtpFromSms, intentSender, metadata) + } + + // TODO: Support multi-step authentication flows in apps via FLAG_DELAY_SAVE + // See: + // https://developer.android.com/reference/android/service/autofill/SaveInfo#FLAG_DELAY_SAVE + private fun makeSaveInfo(): SaveInfo? { + if (!canBeSaved) return null + check(saveFlags != null) + val idsToSave = scenario.fieldsToSave.toTypedArray() + if (idsToSave.isEmpty()) return null + var saveDataTypes = SaveInfo.SAVE_DATA_TYPE_PASSWORD + if (scenario.hasUsername) { + saveDataTypes = saveDataTypes or SaveInfo.SAVE_DATA_TYPE_USERNAME } - - private fun makePublisherChangedDataset( - context: Context, - publisherChangedException: AutofillPublisherChangedException, - ): Dataset { - val metadata = makeWarningMetadata(context) - // If the user decides to trust the new publisher, they can choose reset the list of - // matches. In this case we need to immediately show a new `FillResponse` as if the app were - // autofilled for the first time. This `FillResponse` needs to be returned as a result from - // `AutofillPublisherChangedActivity`, which is why we create and pass it on here. - val fillResponseAfterReset = makeFillResponse(context, emptyList()) - val intentSender = AutofillPublisherChangedActivity.makePublisherChangedIntentSender( - context, publisherChangedException, fillResponseAfterReset - ) - return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata) + return SaveInfo.Builder(saveDataTypes, idsToSave).run { + setFlags(saveFlags) + build() } - - private fun makePublisherChangedResponse( - context: Context, - publisherChangedException: AutofillPublisherChangedException - ): FillResponse { - return FillResponse.Builder().run { - addDataset(makePublisherChangedDataset(context, publisherChangedException)) - setIgnoredIds(*ignoredIds.toTypedArray()) - build() + } + + private fun makeFillResponse(context: Context, matchedFiles: List<File>): FillResponse? { + var datasetCount = 0 + return FillResponse.Builder().run { + for (file in matchedFiles) { + makeMatchDataset(context, file)?.let { + datasetCount++ + addDataset(it) } + } + makeGenerateDataset(context)?.let { + datasetCount++ + addDataset(it) + } + makeFillOtpFromSmsDataset(context)?.let { + datasetCount++ + addDataset(it) + } + makeSearchDataset(context)?.let { + datasetCount++ + addDataset(it) + } + if (datasetCount == 0) return null + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { + setHeader( + makeRemoteView(context, makeHeaderMetadata(formOrigin.getPrettyIdentifier(context, untrusted = true))) + ) + } + makeSaveInfo()?.let { setSaveInfo(it) } + setClientState(clientState) + setIgnoredIds(*ignoredIds.toTypedArray()) + build() } - - // TODO: Support multi-step authentication flows in apps via FLAG_DELAY_SAVE - // See: https://developer.android.com/reference/android/service/autofill/SaveInfo#FLAG_DELAY_SAVE - private fun makeSaveInfo(): SaveInfo? { - if (!canBeSaved) return null - check(saveFlags != null) - val idsToSave = scenario.fieldsToSave.toTypedArray() - if (idsToSave.isEmpty()) return null - var saveDataTypes = SaveInfo.SAVE_DATA_TYPE_PASSWORD - if (scenario.hasUsername) { - saveDataTypes = saveDataTypes or SaveInfo.SAVE_DATA_TYPE_USERNAME + } + + /** Creates and returns a suitable [FillResponse] to the Autofill framework. */ + fun fillCredentials(context: Context, callback: FillCallback) { + AutofillMatcher.getMatchesFor(context, formOrigin) + .fold( + success = { matchedFiles -> callback.onSuccess(makeFillResponse(context, matchedFiles)) }, + failure = { e -> + e(e) + callback.onSuccess(makePublisherChangedResponse(context, e)) } - return SaveInfo.Builder(saveDataTypes, idsToSave).run { - setFlags(saveFlags) - build() - } - } + ) + } - private fun makeFillResponse(context: Context, matchedFiles: List<File>): FillResponse? { - var datasetCount = 0 - return FillResponse.Builder().run { - for (file in matchedFiles) { - makeMatchDataset(context, file)?.let { - datasetCount++ - addDataset(it) - } - } - makeGenerateDataset(context)?.let { - datasetCount++ - addDataset(it) - } - makeFillOtpFromSmsDataset(context)?.let { - datasetCount++ - addDataset(it) - } - makeSearchDataset(context)?.let { - datasetCount++ - addDataset(it) - } - if (datasetCount == 0) return null - if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { - setHeader(makeRemoteView(context, makeHeaderMetadata(formOrigin.getPrettyIdentifier(context, untrusted = true)))) - } - makeSaveInfo()?.let { setSaveInfo(it) } - setClientState(clientState) - setIgnoredIds(*ignoredIds.toTypedArray()) - build() - } - } + companion object { - /** - * Creates and returns a suitable [FillResponse] to the Autofill framework. - */ - fun fillCredentials(context: Context, callback: FillCallback) { - AutofillMatcher.getMatchesFor(context, formOrigin).fold( - success = { matchedFiles -> - callback.onSuccess(makeFillResponse(context, matchedFiles)) - }, - failure = { e -> - e(e) - callback.onSuccess(makePublisherChangedResponse(context, e)) - } - ) - } - - companion object { - - fun makeFillInDataset( - context: Context, - credentials: Credentials, - clientState: Bundle, - action: AutofillAction - ): Dataset { - val scenario = AutofillScenario.fromClientState(clientState) - // Before Android P, Datasets used for fill-in had to come with a RemoteViews, even - // though they are rarely shown. - // FIXME: We should clone the original dataset here and add the credentials to be filled - // in. Otherwise, the entry in the cached list of datasets will be overwritten by the - // fill-in dataset without any visual representation. This causes it to be missing from - // the Autofill suggestions shown after the user clears the filled out form fields. - val builder = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { - Dataset.Builder() - } else { - Dataset.Builder(makeRemoteView(context, makeEmptyMetadata())) - } - return builder.run { - if (scenario != null) fillWith(scenario, action, credentials) - else e { "Failed to recover scenario from client state" } - build() - } + fun makeFillInDataset( + context: Context, + credentials: Credentials, + clientState: Bundle, + action: AutofillAction + ): Dataset { + val scenario = AutofillScenario.fromClientState(clientState) + // Before Android P, Datasets used for fill-in had to come with a RemoteViews, even + // though they are rarely shown. + // FIXME: We should clone the original dataset here and add the credentials to be filled + // in. Otherwise, the entry in the cached list of datasets will be overwritten by the + // fill-in dataset without any visual representation. This causes it to be missing from + // the Autofill suggestions shown after the user clears the filled out form fields. + val builder = + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { + Dataset.Builder() + } else { + Dataset.Builder(makeRemoteView(context, makeEmptyMetadata())) } + return builder.run { + if (scenario != null) fillWith(scenario, action, credentials) + else e { "Failed to recover scenario from client state" } + build() + } } + } } |
