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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.autofillframework.multidatasetservice
import android.app.Activity
import android.app.PendingIntent
import android.app.assist.AssistStructure
import android.content.Context
import android.content.Intent
import android.content.IntentSender
import android.os.Bundle
import android.service.autofill.Dataset
import android.service.autofill.FillResponse
import android.support.v7.app.AppCompatActivity
import android.util.Log
import android.view.autofill.AutofillManager.EXTRA_ASSIST_STRUCTURE
import android.view.autofill.AutofillManager.EXTRA_AUTHENTICATION_RESULT
import android.widget.Toast
import com.example.android.autofillframework.CommonUtil.EXTRA_DATASET_NAME
import com.example.android.autofillframework.CommonUtil.EXTRA_FOR_RESPONSE
import com.example.android.autofillframework.CommonUtil.TAG
import com.example.android.autofillframework.R
import com.example.android.autofillframework.multidatasetservice.datasource.SharedPrefsAutofillRepository
import com.example.android.autofillframework.multidatasetservice.settings.MyPreferences
import kotlinx.android.synthetic.main.multidataset_service_auth_activity.cancel
import kotlinx.android.synthetic.main.multidataset_service_auth_activity.login
import kotlinx.android.synthetic.main.multidataset_service_auth_activity.main_password
/**
* This Activity controls the UI for logging in to the Autofill service.
* It is launched when an Autofill Response or specific Dataset within the Response requires
* authentication to access. It bundles the result in an Intent.
*/
class AuthActivity : AppCompatActivity() {
private var replyIntent: Intent? = null
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.multidataset_service_auth_activity)
login.setOnClickListener { submitLogin() }
cancel.setOnClickListener {
onFailure()
this@AuthActivity.finish()
}
}
private fun submitLogin() {
val password = main_password.text
if (password.toString() == MyPreferences.getMainPassword(this@AuthActivity)) {
onSuccess()
} else {
Toast.makeText(this, "Password incorrect", Toast.LENGTH_SHORT).show()
onFailure()
}
finish()
}
override fun finish() {
if (replyIntent != null) {
setResult(Activity.RESULT_OK, replyIntent)
} else {
setResult(Activity.RESULT_CANCELED)
}
super.finish()
}
private fun onFailure() {
Log.w(TAG, "Failed auth.")
replyIntent = null
}
private fun onSuccess() {
val intent = intent
val forResponse = intent.getBooleanExtra(EXTRA_FOR_RESPONSE, true)
val structure = intent.getParcelableExtra<AssistStructure>(EXTRA_ASSIST_STRUCTURE)
val parser = StructureParser(structure)
parser.parseForFill()
val autofillFields = parser.autofillFields
replyIntent = Intent()
val clientFormDataMap = SharedPrefsAutofillRepository
.getFilledAutofillFieldCollection(this, autofillFields.focusedAutofillHints, autofillFields.allAutofillHints)
if (forResponse) {
AutofillHelper.newResponse(this, false, autofillFields, clientFormDataMap)?.let(this::setResponseIntent)
} else {
val datasetName = intent.getStringExtra(EXTRA_DATASET_NAME)
clientFormDataMap?.let {
it[datasetName]?.let { clientFormData ->
AutofillHelper.newDataset(this, autofillFields, clientFormData, false)?.let(this::setDatasetIntent)
}
}
}
}
private fun setResponseIntent(fillResponse: FillResponse) {
replyIntent?.putExtra(EXTRA_AUTHENTICATION_RESULT, fillResponse)
}
private fun setDatasetIntent(dataset: Dataset) {
replyIntent?.putExtra(EXTRA_AUTHENTICATION_RESULT, dataset)
}
companion object {
// Unique autofillId for dataset intents.
private var datasetPendingIntentId = 0
internal fun getAuthIntentSenderForResponse(context: Context): IntentSender {
val intent = Intent(context, AuthActivity::class.java)
return PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT)
.intentSender
}
internal fun getAuthIntentSenderForDataset(context: Context, datasetName: String): IntentSender {
val intent = Intent(context, AuthActivity::class.java)
intent.putExtra(EXTRA_DATASET_NAME, datasetName)
intent.putExtra(EXTRA_FOR_RESPONSE, false)
return PendingIntent.getActivity(context, ++datasetPendingIntentId, intent,
PendingIntent.FLAG_CANCEL_CURRENT).intentSender
}
}
}
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