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/*
* Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
* SPDX-License-Identifier: GPL-3.0-only
*/
package com.zeapo.pwdstore.autofill
import android.annotation.SuppressLint
import android.app.Dialog
import android.content.Context
import android.content.Intent
import android.content.SharedPreferences
import android.content.pm.PackageManager
import android.net.Uri
import android.os.Bundle
import android.view.View
import android.view.ViewGroup
import android.widget.AdapterView
import android.widget.ArrayAdapter
import android.widget.EditText
import android.widget.ListView
import android.widget.RadioButton
import android.widget.RadioGroup
import androidx.appcompat.app.AlertDialog
import androidx.appcompat.app.AppCompatActivity
import androidx.appcompat.widget.AppCompatTextView
import androidx.fragment.app.DialogFragment
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import com.zeapo.pwdstore.PasswordStore
import com.zeapo.pwdstore.R
import com.zeapo.pwdstore.utils.resolveAttribute
import com.zeapo.pwdstore.utils.splitLines
class AutofillFragment : DialogFragment() {
private var adapter: ArrayAdapter<String>? = null
private var isWeb: Boolean = false
override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
val builder = MaterialAlertDialogBuilder(requireContext())
// this fragment is only created from the settings page (AutofillPreferenceActivity)
// need to interact with the recyclerAdapter which is a member of activity
val callingActivity = requireActivity() as AutofillPreferenceActivity
val inflater = callingActivity.layoutInflater
val args = requireNotNull(arguments)
@SuppressLint("InflateParams") val view = inflater.inflate(R.layout.fragment_autofill, null)
builder.setView(view)
val packageName = args.getString("packageName")
val appName = args.getString("appName")
isWeb = args.getBoolean("isWeb")
// set the dialog icon and title or webURL editText
val iconPackageName: String?
if (!isWeb) {
iconPackageName = packageName
builder.setTitle(appName)
view.findViewById<View>(R.id.webURL).visibility = View.GONE
} else {
val browserIntent = Intent("android.intent.action.VIEW", Uri.parse("http://"))
val resolveInfo = requireContext().packageManager
.resolveActivity(browserIntent, PackageManager.MATCH_DEFAULT_ONLY)
iconPackageName = resolveInfo?.activityInfo?.packageName
builder.setTitle("Website")
(view.findViewById<View>(R.id.webURL) as EditText).setText(packageName
?: "com.android.browser")
}
try {
builder.setIcon(callingActivity.packageManager.getApplicationIcon(iconPackageName))
} catch (e: PackageManager.NameNotFoundException) {
e.printStackTrace()
}
// set up the listview now for items added by button/from preferences
adapter = object : ArrayAdapter<String>(requireContext(), android.R.layout.simple_list_item_1, android.R.id.text1) {
// set text color to black because default is white...
override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
val textView = super.getView(position, convertView, parent) as AppCompatTextView
textView.setTextColor(requireContext().resolveAttribute(android.R.attr.textColor))
return textView
}
}
(view.findViewById<View>(R.id.matched) as ListView).adapter = adapter
// delete items by clicking them
(view.findViewById<View>(R.id.matched) as ListView).onItemClickListener =
AdapterView.OnItemClickListener { _, _, position, _ ->
adapter!!.remove(adapter!!.getItem(position))
}
// set the existing preference, if any
val prefs: SharedPreferences = if (!isWeb) {
callingActivity.applicationContext.getSharedPreferences("autofill", Context.MODE_PRIVATE)
} else {
callingActivity.applicationContext.getSharedPreferences("autofill_web", Context.MODE_PRIVATE)
}
when (val preference = prefs.getString(packageName, "")) {
"" -> (view.findViewById<View>(R.id.use_default) as RadioButton).toggle()
"/first" -> (view.findViewById<View>(R.id.first) as RadioButton).toggle()
"/never" -> (view.findViewById<View>(R.id.never) as RadioButton).toggle()
else -> {
(view.findViewById<View>(R.id.match) as RadioButton).toggle()
// trim to remove the last blank element
adapter!!.addAll(*preference!!.trim { it <= ' ' }.splitLines())
}
}
// add items with the + button
val matchPassword = { _: View ->
(view.findViewById<View>(R.id.match) as RadioButton).toggle()
val intent = Intent(activity, PasswordStore::class.java)
intent.putExtra("matchWith", true)
startActivityForResult(intent, MATCH_WITH)
}
view.findViewById<View>(R.id.matchButton).setOnClickListener(matchPassword)
// write to preferences when OK clicked
builder.setPositiveButton(R.string.dialog_ok) { _, _ -> }
builder.setNegativeButton(R.string.dialog_cancel, null)
val editor = prefs.edit()
if (isWeb) {
builder.setNeutralButton(R.string.autofill_apps_delete) { _, _ ->
if (callingActivity.recyclerAdapter != null &&
packageName != null && packageName != "") {
editor.remove(packageName)
callingActivity.recyclerAdapter?.removeWebsite(packageName)
editor.apply()
}
}
}
return builder.create()
}
// need to the onClick here for buttons to dismiss dialog only when wanted
override fun onStart() {
super.onStart()
val ad = dialog as? AlertDialog
if (ad != null) {
val positiveButton = ad.getButton(Dialog.BUTTON_POSITIVE)
positiveButton.setOnClickListener {
val callingActivity = requireActivity() as AutofillPreferenceActivity
val dialog = requireDialog()
val args = requireNotNull(arguments)
val prefs: SharedPreferences = if (!isWeb) {
callingActivity.applicationContext.getSharedPreferences("autofill", Context.MODE_PRIVATE)
} else {
callingActivity.applicationContext.getSharedPreferences("autofill_web", Context.MODE_PRIVATE)
}
val editor = prefs.edit()
var packageName = args.getString("packageName", "")
if (isWeb) {
// handle some errors and don't dismiss the dialog
val webURL = dialog.findViewById<EditText>(R.id.webURL)
packageName = webURL.text.toString()
if (packageName == "") {
webURL.error = "URL cannot be blank"
return@setOnClickListener
}
val oldPackageName = args.getString("packageName", "")
if (oldPackageName != packageName && prefs.all.containsKey(packageName)) {
webURL.error = "URL already exists"
return@setOnClickListener
}
}
// write to preferences accordingly
val radioGroup = dialog.findViewById<RadioGroup>(R.id.autofill_radiogroup)
when (radioGroup.checkedRadioButtonId) {
R.id.use_default -> if (!isWeb) {
editor.remove(packageName)
} else {
editor.putString(packageName, "")
}
R.id.first -> editor.putString(packageName, "/first")
R.id.never -> editor.putString(packageName, "/never")
else -> {
val paths = StringBuilder()
for (i in 0 until adapter!!.count) {
paths.append(adapter!!.getItem(i))
if (i != adapter!!.count) {
paths.append("\n")
}
}
editor.putString(packageName, paths.toString())
}
}
editor.apply()
// notify the recycler adapter if it is loaded
callingActivity.recyclerAdapter?.apply {
val position: Int
if (!isWeb) {
val appName = args.getString("appName", "")
position = getPosition(appName)
notifyItemChanged(position)
} else {
position = getPosition(packageName)
when (val oldPackageName = args.getString("packageName", "")) {
packageName -> notifyItemChanged(position)
"" -> addWebsite(packageName)
else -> {
editor.remove(oldPackageName)
updateWebsite(oldPackageName, packageName)
}
}
}
}
dismiss()
}
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
if (resultCode == AppCompatActivity.RESULT_OK && data != null) {
adapter!!.add(data.getStringExtra("path"))
}
}
companion object {
private const val MATCH_WITH = 777
}
}
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