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Merge pull request #30 from grote/settings-gui

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Add a new Settings GUI
This commit is contained in:
Steve Soltys 2019-07-26 17:36:53 -04:00 committed by GitHub
commit d41ad38a78
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GPG key ID: 4AEE18F83AFDEB23
48 changed files with 1651 additions and 178 deletions
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22
.travis.yml
View file

@ -3,6 +3,28 @@ android:
components:
- build-tools-28.0.3
- android-28
licenses:
- android-sdk-license-.+
- '.+'
before_install:
- mkdir "$ANDROID_HOME/licenses" || true
- echo -e "\n8933bad161af4178b1185d1a37fbf41ea5269c55" >> "$ANDROID_HOME/licenses/android-sdk-license"
- echo -e "\nd56f5187479451eabf01fb78af6dfcb131a6481e" >> "$ANDROID_HOME/licenses/android-sdk-license"
- echo -e "\n24333f8a63b6825ea9c5514f83c2829b004d1fee" >> "$ANDROID_HOME/licenses/android-sdk-license"
- echo -e "\n84831b9409646a918e30573bab4c9c91346d8abd" >> "$ANDROID_HOME/licenses/android-sdk-preview-license"
before_cache:
- rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
- rm -fr $HOME/.gradle/caches/*/plugin-resolution/
cache:
directories:
- $HOME/.gradle/caches/
- $HOME/.gradle/wrapper/
- $HOME/.android/build-cache
deploy:
provider: releases
api_key:

13
app/build.gradle
View file

@ -1,6 +1,8 @@
import groovy.xml.XmlUtil
apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'
android {
@ -78,5 +80,14 @@ dependencies {
'libcore.jar'
], dir: 'libs')
implementation group: 'commons-io', name: 'commons-io', version: '2.6'
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
implementation 'commons-io:commons-io:2.6'
implementation 'io.github.novacrypto:BIP39:2019.01.27'
implementation 'androidx.core:core-ktx:1.0.2'
implementation 'androidx.preference:preference-ktx:1.0.0'
implementation 'com.google.android.material:material:1.0.0'
implementation 'androidx.lifecycle:lifecycle-extensions:2.0.0'
implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
}

21
app/src/main/AndroidManifest.xml
View file

@ -18,21 +18,24 @@
<application
android:name=".Backup"
android:supportsRtl="true"
android:theme="@style/AppTheme"
android:allowBackup="false"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:allowBackup="false"
android:supportsRtl="true"
android:theme="@style/AppTheme"
tools:ignore="GoogleAppIndexingWarning">
<activity
android:name=".settings.SettingsActivity"
android:exported="true" />
<activity
android:name=".settings.RecoveryCodeActivity"
android:label="@string/recovery_code_title" />
<activity
android:name="com.stevesoltys.backup.activity.MainActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
android:label="@string/app_name"/>
<activity
android:name="com.stevesoltys.backup.activity.backup.CreateBackupActivity"

12
app/src/main/java/com/stevesoltys/backup/Backup.java
View file

@ -1,12 +0,0 @@
package com.stevesoltys.backup;
import android.app.Application;
/**
* @author Steve Soltys
*/
public class Backup extends Application {
public static final int JOB_ID_BACKGROUND_BACKUP = 1;
}

22
app/src/main/java/com/stevesoltys/backup/Backup.kt Normal file
View file

@ -0,0 +1,22 @@
package com.stevesoltys.backup
import android.app.Application
import android.app.backup.IBackupManager
import android.content.Context.BACKUP_SERVICE
import android.os.ServiceManager.getService
const val JOB_ID_BACKGROUND_BACKUP = 1
/**
* @author Steve Soltys
* @author Torsten Grote
*/
class Backup : Application() {
companion object {
val backupManager: IBackupManager by lazy {
IBackupManager.Stub.asInterface(getService(BACKUP_SERVICE))
}
}
}

35
app/src/main/java/com/stevesoltys/backup/LiveEvent.kt Normal file
View file

@ -0,0 +1,35 @@
package com.stevesoltys.backup
import androidx.lifecycle.LifecycleOwner
import androidx.lifecycle.LiveData
import androidx.lifecycle.Observer
import com.stevesoltys.backup.LiveEvent.ConsumableEvent
open class LiveEvent<T> : LiveData<ConsumableEvent<T>>() {
fun observeEvent(owner: LifecycleOwner, handler: LiveEventHandler<in T>) {
val observer = LiveEventObserver(handler)
super.observe(owner, observer)
}
class ConsumableEvent<T>(private val content: T) {
private var consumed = false
val contentIfNotConsumed: T?
get() {
if (consumed) return null
consumed = true
return content
}
}
internal class LiveEventObserver<T>(private val handler: LiveEventHandler<in T>) : Observer<ConsumableEvent<T>> {
override fun onChanged(consumableEvent: ConsumableEvent<T>?) {
if (consumableEvent != null) {
val content = consumableEvent.contentIfNotConsumed
if (content != null) handler.onEvent(content)
}
}
}
}

5
app/src/main/java/com/stevesoltys/backup/LiveEventHandler.java Normal file
View file

@ -0,0 +1,5 @@
package com.stevesoltys.backup;
public interface LiveEventHandler<T> {
void onEvent(T t);
}

13
app/src/main/java/com/stevesoltys/backup/MutableLiveEvent.kt Normal file
View file

@ -0,0 +1,13 @@
package com.stevesoltys.backup
class MutableLiveEvent<T> : LiveEvent<T>() {
fun postEvent(value: T) {
super.postValue(ConsumableEvent(value))
}
fun setEvent(value: T) {
super.setValue(ConsumableEvent(value))
}
}

106
app/src/main/java/com/stevesoltys/backup/NotificationBackupObserver.kt Normal file
View file

@ -0,0 +1,106 @@
package com.stevesoltys.backup
import android.app.NotificationChannel
import android.app.NotificationManager
import android.app.NotificationManager.IMPORTANCE_MIN
import android.app.backup.BackupManager
import android.app.backup.BackupProgress
import android.app.backup.IBackupObserver
import android.content.Context
import android.util.Log
import android.util.Log.INFO
import android.util.Log.isLoggable
import androidx.core.app.NotificationCompat
import androidx.core.app.NotificationCompat.PRIORITY_DEFAULT
import androidx.core.app.NotificationCompat.PRIORITY_LOW
import com.stevesoltys.backup.transport.ConfigurableBackupTransportService.getBackupTransport
private const val CHANNEL_ID = "NotificationBackupObserver"
private const val NOTIFICATION_ID = 1
private val TAG = NotificationBackupObserver::class.java.name
class NotificationBackupObserver(
private val context: Context,
private val userInitiated: Boolean) : IBackupObserver.Stub() {
private val pm = context.packageManager
private val nm = context.getSystemService(NotificationManager::class.java).apply {
val title = context.getString(R.string.notification_channel_title)
val channel = NotificationChannel(CHANNEL_ID, title, IMPORTANCE_MIN).apply {
enableVibration(false)
}
createNotificationChannel(channel)
}
private val notificationBuilder = NotificationCompat.Builder(context, CHANNEL_ID).apply {
setSmallIcon(R.drawable.ic_cloud_upload)
priority = if (userInitiated) PRIORITY_DEFAULT else PRIORITY_LOW
}
/**
* This method could be called several times for packages with full data backup.
* It will tell how much of backup data is already saved and how much is expected.
*
* @param currentBackupPackage The name of the package that now being backed up.
* @param backupProgress Current progress of backup for the package.
*/
override fun onUpdate(currentBackupPackage: String, backupProgress: BackupProgress) {
val transferred = backupProgress.bytesTransferred
val expected = backupProgress.bytesExpected
if (isLoggable(TAG, INFO)) {
Log.i(TAG, "Update. Target: $currentBackupPackage, $transferred/$expected")
}
val notification = notificationBuilder.apply {
setContentTitle(context.getString(R.string.notification_title))
setContentText(getAppName(currentBackupPackage))
setProgress(expected.toInt(), transferred.toInt(), false)
}.build()
nm.notify(NOTIFICATION_ID, notification)
}
/**
* Backup of one package or initialization of one transport has completed. This
* method will be called at most one time for each package or transport, and might not
* be not called if the operation fails before backupFinished(); for example, if the
* requested package/transport does not exist.
*
* @param target The name of the package that was backed up, or of the transport
* that was initialized
* @param status Zero on success; a nonzero error code if the backup operation failed.
*/
override fun onResult(target: String, status: Int) {
if (isLoggable(TAG, INFO)) {
Log.i(TAG, "Completed. Target: $target, status: $status")
}
val title = context.getString(
if (status == 0) R.string.notification_backup_result_complete
else R.string.notification_backup_result_error
)
val notification = notificationBuilder.apply {
setContentTitle(title)
setContentText(getAppName(target))
}.build()
nm.notify(NOTIFICATION_ID, notification)
}
/**
* The backup process has completed. This method will always be called,
* even if no individual package backup operations were attempted.
*
* @param status Zero on success; a nonzero error code if the backup operation
* as a whole failed.
*/
override fun backupFinished(status: Int) {
if (isLoggable(TAG, INFO)) {
Log.i(TAG, "Backup finished. Status: $status")
}
if (status == BackupManager.SUCCESS) getBackupTransport(context).backupFinished()
nm.cancel(NOTIFICATION_ID)
}
private fun getAppName(packageId: String): CharSequence {
val appInfo = pm.getApplicationInfo(packageId, 0)
return pm.getApplicationLabel(appInfo)
}
}

2
app/src/main/java/com/stevesoltys/backup/activity/MainActivity.java
View file

@ -11,7 +11,7 @@ import com.stevesoltys.backup.R;
import static android.view.View.GONE;
import static android.view.View.VISIBLE;
import static com.stevesoltys.backup.settings.SettingsManager.areBackupsScheduled;
import static com.stevesoltys.backup.settings.SettingsManagerKt.areBackupsScheduled;
public class MainActivity extends Activity implements View.OnClickListener {

10
app/src/main/java/com/stevesoltys/backup/activity/MainActivityController.java
View file

@ -21,13 +21,13 @@ import static android.content.Intent.CATEGORY_OPENABLE;
import static android.content.Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION;
import static android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION;
import static android.content.Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
import static com.stevesoltys.backup.Backup.JOB_ID_BACKGROUND_BACKUP;
import static com.stevesoltys.backup.BackupKt.JOB_ID_BACKGROUND_BACKUP;
import static com.stevesoltys.backup.activity.MainActivity.OPEN_DOCUMENT_TREE_BACKUP_REQUEST_CODE;
import static com.stevesoltys.backup.activity.MainActivity.OPEN_DOCUMENT_TREE_REQUEST_CODE;
import static com.stevesoltys.backup.settings.SettingsManager.getBackupFolderUri;
import static com.stevesoltys.backup.settings.SettingsManager.getBackupPassword;
import static com.stevesoltys.backup.settings.SettingsManager.setBackupFolderUri;
import static com.stevesoltys.backup.settings.SettingsManager.setBackupsScheduled;
import static com.stevesoltys.backup.settings.SettingsManagerKt.getBackupFolderUri;
import static com.stevesoltys.backup.settings.SettingsManagerKt.getBackupPassword;
import static com.stevesoltys.backup.settings.SettingsManagerKt.setBackupFolderUri;
import static com.stevesoltys.backup.settings.SettingsManagerKt.setBackupsScheduled;
import static java.util.Objects.requireNonNull;
import static java.util.concurrent.TimeUnit.DAYS;

8
app/src/main/java/com/stevesoltys/backup/activity/backup/CreateBackupActivityController.java
View file

@ -17,11 +17,13 @@ import com.stevesoltys.backup.R;
import com.stevesoltys.backup.activity.PopupWindowUtil;
import com.stevesoltys.backup.service.PackageService;
import com.stevesoltys.backup.service.backup.BackupService;
import com.stevesoltys.backup.settings.SettingsManager;
import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;
import static com.stevesoltys.backup.settings.SettingsManagerKt.getBackupPassword;
import static com.stevesoltys.backup.settings.SettingsManagerKt.setBackupPassword;
/**
* @author Steve Soltys
*/
@ -69,7 +71,7 @@ class CreateBackupActivityController {
}
void onCreateBackupButtonClicked(Set<String> selectedPackages, Activity parent) {
String password = SettingsManager.getBackupPassword(parent);
String password = getBackupPassword(parent);
if (password == null) {
showEnterPasswordAlert(selectedPackages, parent);
} else {
@ -114,7 +116,7 @@ class CreateBackupActivityController {
String password = passwordTextView.getText().toString();
if (originalPassword.equals(password)) {
SettingsManager.setBackupPassword(parent, password);
setBackupPassword(parent, password);
backupService.backupPackageData(selectedPackages, parent);
} else {

48
app/src/main/java/com/stevesoltys/backup/security/KeyManager.kt Normal file
View file

@ -0,0 +1,48 @@
package com.stevesoltys.backup.security
import android.os.Build.VERSION.SDK_INT
import android.security.keystore.KeyProperties.*
import android.security.keystore.KeyProtection
import java.security.KeyStore
import java.security.KeyStore.SecretKeyEntry
import javax.crypto.SecretKey
import javax.crypto.spec.SecretKeySpec
private const val KEY_SIZE = 256
private const val KEY_ALIAS = "com.stevesoltys.backup"
private const val ANDROID_KEY_STORE = "AndroidKeyStore"
object KeyManager {
private val keyStore by lazy {
KeyStore.getInstance(ANDROID_KEY_STORE).apply {
load(null)
}
}
fun storeBackupKey(seed: ByteArray) {
if (seed.size < KEY_SIZE / 8) throw IllegalArgumentException()
// TODO check if using first 256 of 512 bytes produced by PBKDF2WithHmacSHA512 is safe!
val secretKeySpec = SecretKeySpec(seed, 0, KEY_SIZE / 8, "AES")
val ksEntry = SecretKeyEntry(secretKeySpec)
keyStore.setEntry(KEY_ALIAS, ksEntry, getKeyProtection())
}
fun hasBackupKey() = keyStore.containsAlias(KEY_ALIAS) &&
keyStore.entryInstanceOf(KEY_ALIAS, SecretKeyEntry::class.java)
fun getBackupKey(): SecretKey {
val ksEntry = keyStore.getEntry(KEY_ALIAS, null) as SecretKeyEntry
return ksEntry.secretKey
}
private fun getKeyProtection(): KeyProtection {
val builder = KeyProtection.Builder(PURPOSE_ENCRYPT or PURPOSE_DECRYPT)
.setBlockModes(BLOCK_MODE_GCM)
.setEncryptionPaddings(ENCRYPTION_PADDING_NONE)
.setRandomizedEncryptionRequired(true)
if (SDK_INT >= 28) builder.setUnlockedDeviceRequired(true)
return builder.build()
}
}

61
app/src/main/java/com/stevesoltys/backup/service/backup/BackupJobService.java
View file

@ -1,61 +0,0 @@
package com.stevesoltys.backup.service.backup;
import android.app.backup.BackupManager;
import android.app.backup.IBackupManager;
import android.app.job.JobParameters;
import android.app.job.JobService;
import android.content.Intent;
import android.os.RemoteException;
import android.util.Log;
import com.stevesoltys.backup.service.PackageService;
import com.stevesoltys.backup.transport.ConfigurableBackupTransportService;
import static android.app.backup.BackupManager.FLAG_NON_INCREMENTAL_BACKUP;
import static android.os.ServiceManager.getService;
public class BackupJobService extends JobService {
private final static String TAG = BackupJobService.class.getName();
private final IBackupManager backupManager;
private final PackageService packageService = new PackageService();
public BackupJobService() {
backupManager = IBackupManager.Stub.asInterface(getService("backup"));
}
@Override
public boolean onStartJob(JobParameters params) {
Log.i(TAG, "Triggering full backup");
startService(new Intent(this, ConfigurableBackupTransportService.class));
try {
String[] packages = packageService.getEligiblePackages();
// TODO use an observer to know when backups fail
int result = backupManager.requestBackup(packages, null, null, FLAG_NON_INCREMENTAL_BACKUP);
if (result == BackupManager.SUCCESS) {
Log.i(TAG, "Backup succeeded ");
} else {
Log.e(TAG, "Backup failed: " + result);
}
// TODO show notification on backup error
} catch (RemoteException e) {
Log.e(TAG, "Error during backup: ", e);
} finally {
jobFinished(params, false);
}
return true;
}
@Override
public boolean onStopJob(JobParameters params) {
try {
backupManager.cancelBackups();
} catch (RemoteException e) {
Log.e(TAG, "Error cancelling backup: ", e);
}
return true;
}
}

63
app/src/main/java/com/stevesoltys/backup/service/backup/BackupJobService.kt Normal file
View file

@ -0,0 +1,63 @@
package com.stevesoltys.backup.service.backup
import android.app.backup.BackupManager
import android.app.backup.BackupManager.FLAG_NON_INCREMENTAL_BACKUP
import android.app.backup.BackupTransport.FLAG_USER_INITIATED
import android.app.job.JobParameters
import android.app.job.JobService
import android.content.Context
import android.content.Context.BACKUP_SERVICE
import android.content.Intent
import android.os.RemoteException
import android.util.Log
import androidx.annotation.WorkerThread
import com.stevesoltys.backup.Backup
import com.stevesoltys.backup.NotificationBackupObserver
import com.stevesoltys.backup.service.PackageService
import com.stevesoltys.backup.session.backup.BackupMonitor
import com.stevesoltys.backup.transport.ConfigurableBackupTransportService
private val TAG = BackupJobService::class.java.name
// TODO might not be needed, if the OS really schedules backups on its own
class BackupJobService : JobService() {
override fun onStartJob(params: JobParameters): Boolean {
Log.i(TAG, "Triggering full backup")
try {
requestFullBackup(this)
} finally {
jobFinished(params, false)
}
return true
}
override fun onStopJob(params: JobParameters): Boolean {
try {
Backup.backupManager.cancelBackups()
} catch (e: RemoteException) {
Log.e(TAG, "Error cancelling backup: ", e)
}
return true
}
}
@WorkerThread
fun requestFullBackup(context: Context) {
context.startService(Intent(context, ConfigurableBackupTransportService::class.java))
val observer = NotificationBackupObserver(context, true)
val flags = FLAG_NON_INCREMENTAL_BACKUP or FLAG_USER_INITIATED
val packages = PackageService().eligiblePackages
val result = try {
Backup.backupManager.requestBackup(packages, observer, BackupMonitor(), flags)
} catch (e: RemoteException) {
// TODO show notification on backup error
Log.e(TAG, "Error during backup: ", e)
}
if (result == BackupManager.SUCCESS) {
Log.i(TAG, "Backup succeeded ")
} else {
Log.e(TAG, "Backup failed: $result")
}
}

20
app/src/main/java/com/stevesoltys/backup/session/backup/BackupMonitor.java
View file

@ -1,20 +0,0 @@
package com.stevesoltys.backup.session.backup;
import android.app.backup.IBackupManagerMonitor;
import android.os.Bundle;
import android.util.Log;
import static android.app.backup.BackupManagerMonitor.EXTRA_LOG_EVENT_CATEGORY;
import static android.app.backup.BackupManagerMonitor.EXTRA_LOG_EVENT_ID;
import static android.app.backup.BackupManagerMonitor.EXTRA_LOG_EVENT_PACKAGE_NAME;
class BackupMonitor extends IBackupManagerMonitor.Stub {
@Override
public void onEvent(Bundle bundle) {
Log.d("BackupMonitor", "ID: " + bundle.getInt(EXTRA_LOG_EVENT_ID));
Log.d("BackupMonitor", "CATEGORY: " + bundle.getInt(EXTRA_LOG_EVENT_CATEGORY, -1));
Log.d("BackupMonitor", "PACKAGE: " + bundle.getString(EXTRA_LOG_EVENT_PACKAGE_NAME, "?"));
}
}

20
app/src/main/java/com/stevesoltys/backup/session/backup/BackupMonitor.kt Normal file
View file

@ -0,0 +1,20 @@
package com.stevesoltys.backup.session.backup
import android.app.backup.BackupManagerMonitor.*
import android.app.backup.IBackupManagerMonitor
import android.os.Bundle
import android.util.Log
import android.util.Log.DEBUG
private val TAG = BackupMonitor::class.java.name
class BackupMonitor : IBackupManagerMonitor.Stub() {
override fun onEvent(bundle: Bundle) {
if (!Log.isLoggable(TAG, DEBUG)) return
Log.d(TAG, "ID: " + bundle.getInt(EXTRA_LOG_EVENT_ID))
Log.d(TAG, "CATEGORY: " + bundle.getInt(EXTRA_LOG_EVENT_CATEGORY, -1))
Log.d(TAG, "PACKAGE: " + bundle.getString(EXTRA_LOG_EVENT_PACKAGE_NAME, "?"))
}
}

59
app/src/main/java/com/stevesoltys/backup/settings/BackupLocationFragment.kt Normal file
View file

@ -0,0 +1,59 @@
package com.stevesoltys.backup.settings
import android.app.Activity.RESULT_OK
import android.content.ActivityNotFoundException
import android.content.Intent
import android.content.Intent.*
import android.os.Bundle
import android.widget.Toast
import android.widget.Toast.LENGTH_LONG
import androidx.lifecycle.ViewModelProviders
import androidx.preference.Preference
import androidx.preference.PreferenceFragmentCompat
import com.stevesoltys.backup.R
private val TAG = BackupLocationFragment::class.java.name
class BackupLocationFragment : PreferenceFragmentCompat() {
private lateinit var viewModel: SettingsViewModel
override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
setPreferencesFromResource(R.xml.backup_location, rootKey)
requireActivity().setTitle(R.string.settings_backup_location_title)
viewModel = ViewModelProviders.of(requireActivity()).get(SettingsViewModel::class.java)
val externalStorage = Preference(requireContext()).apply {
setIcon(R.drawable.ic_storage)
setTitle(R.string.settings_backup_external_storage)
setOnPreferenceClickListener {
showChooseFolderActivity()
true
}
}
preferenceScreen.addPreference(externalStorage)
}
private fun showChooseFolderActivity() {
val openTreeIntent = Intent(ACTION_OPEN_DOCUMENT_TREE)
openTreeIntent.addFlags(FLAG_GRANT_PERSISTABLE_URI_PERMISSION or
FLAG_GRANT_READ_URI_PERMISSION or FLAG_GRANT_WRITE_URI_PERMISSION)
try {
val documentChooser = createChooser(openTreeIntent, null)
startActivityForResult(documentChooser, REQUEST_CODE_OPEN_DOCUMENT_TREE)
} catch (ex: ActivityNotFoundException) {
Toast.makeText(requireContext(), "Please install a file manager.", LENGTH_LONG).show()
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, result: Intent?) {
if (resultCode == RESULT_OK && requestCode == REQUEST_CODE_OPEN_DOCUMENT_TREE) {
viewModel.handleChooseFolderResult(result)
} else {
super.onActivityResult(requestCode, resultCode, result)
}
}
}

55
app/src/main/java/com/stevesoltys/backup/settings/RecoveryCodeActivity.kt Normal file
View file

@ -0,0 +1,55 @@
package com.stevesoltys.backup.settings
import android.os.Bundle
import android.view.MenuItem
import androidx.appcompat.app.AppCompatActivity
import androidx.lifecycle.ViewModelProviders
import com.stevesoltys.backup.LiveEventHandler
import com.stevesoltys.backup.R
class RecoveryCodeActivity : AppCompatActivity() {
private lateinit var viewModel: RecoveryCodeViewModel
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_recovery_code)
viewModel = ViewModelProviders.of(this).get(RecoveryCodeViewModel::class.java)
viewModel.confirmButtonClicked.observeEvent(this, LiveEventHandler { clicked ->
if (clicked) {
val tag = "Confirm"
supportFragmentManager.beginTransaction()
.replace(R.id.fragment, RecoveryCodeInputFragment(), tag)
.addToBackStack(tag)
.commit()
}
})
viewModel.recoveryCodeSaved.observeEvent(this, LiveEventHandler { saved ->
if (saved) {
setResult(RESULT_OK)
finishAfterTransition()
}
})
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
if (savedInstanceState == null) {
supportFragmentManager.beginTransaction()
.add(R.id.fragment, RecoveryCodeOutputFragment(), "Code")
.commit()
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
return when {
item.itemId == android.R.id.home -> {
onBackPressed()
true
}
else -> super.onOptionsItemSelected(item)
}
}
}

37
app/src/main/java/com/stevesoltys/backup/settings/RecoveryCodeAdapter.kt Normal file
View file

@ -0,0 +1,37 @@
package com.stevesoltys.backup.settings
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.TextView
import androidx.recyclerview.widget.RecyclerView
import androidx.recyclerview.widget.RecyclerView.Adapter
import com.stevesoltys.backup.R
class RecoveryCodeAdapter(private val items: List<CharSequence>) : Adapter<RecoveryCodeViewHolder>() {
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecoveryCodeViewHolder {
val v = LayoutInflater.from(parent.context)
.inflate(R.layout.list_item_recovery_code_output, parent, false) as View
return RecoveryCodeViewHolder(v)
}
override fun getItemCount() = items.size
override fun onBindViewHolder(holder: RecoveryCodeViewHolder, position: Int) {
holder.bind(position + 1, items[position])
}
}
class RecoveryCodeViewHolder(v: View) : RecyclerView.ViewHolder(v) {
private val num = v.findViewById<TextView>(R.id.num)
private val word = v.findViewById<TextView>(R.id.word)
internal fun bind(number: Int, item: CharSequence) {
num.text = number.toString()
word.text = item
}
}

104
app/src/main/java/com/stevesoltys/backup/settings/RecoveryCodeInputFragment.kt Normal file
View file

@ -0,0 +1,104 @@
package com.stevesoltys.backup.settings
import android.os.Build
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.View.OnFocusChangeListener
import android.view.ViewGroup
import android.widget.Toast
import android.widget.Toast.LENGTH_LONG
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProviders
import com.stevesoltys.backup.R
import io.github.novacrypto.bip39.Validation.InvalidChecksumException
import io.github.novacrypto.bip39.Validation.WordNotFoundException
import kotlinx.android.synthetic.main.fragment_recovery_code_input.*
import kotlinx.android.synthetic.main.recovery_code_input.*
class RecoveryCodeInputFragment : Fragment() {
private lateinit var viewModel: RecoveryCodeViewModel
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?): View? {
return inflater.inflate(R.layout.fragment_recovery_code_input, container, false)
}
override fun onActivityCreated(savedInstanceState: Bundle?) {
super.onActivityCreated(savedInstanceState)
viewModel = ViewModelProviders.of(requireActivity()).get(RecoveryCodeViewModel::class.java)
for (i in 0 until WORD_NUM) {
val wordLayout = getWordLayout(i)
wordLayout.editText!!.onFocusChangeListener = OnFocusChangeListener { _, focus ->
if (!focus) wordLayout.isErrorEnabled = false
}
}
doneButton.setOnClickListener { done() }
if (Build.TYPE == "userdebug") debugPreFill()
}
private fun getInput(): List<CharSequence> = ArrayList<String>(WORD_NUM).apply {
for (i in 0 until WORD_NUM) add(getWordLayout(i).editText!!.text.toString())
}
private fun done() {
val input = getInput()
if (!allFilledOut(input)) return
try {
viewModel.validateAndContinue(input)
} catch (e: InvalidChecksumException) {
Toast.makeText(context, R.string.recovery_code_error_checksum_word, LENGTH_LONG).show()
} catch (e: WordNotFoundException) {
showWrongWordError(input, e)
}
}
private fun allFilledOut(input: List<CharSequence>): Boolean {
for (i in 0 until input.size) {
if (input[i].isNotEmpty()) continue
showError(i, getString(R.string.recovery_code_error_empty_word))
return false
}
return true
}
private fun showWrongWordError(input: List<CharSequence>, e: WordNotFoundException) {
val i = input.indexOf(e.word)
if (i == -1) throw AssertionError()
showError(i, getString(R.string.recovery_code_error_invalid_word, e.suggestion1, e.suggestion2))
}
private fun showError(i: Int, errorMsg: CharSequence) {
getWordLayout(i).apply {
error = errorMsg
requestFocus()
}
}
private fun getWordLayout(i: Int) = when (i + 1) {
1 -> wordLayout1
2 -> wordLayout2
3 -> wordLayout3
4 -> wordLayout4
5 -> wordLayout5
6 -> wordLayout6
7 -> wordLayout7
8 -> wordLayout8
9 -> wordLayout9
10 -> wordLayout10
11 -> wordLayout11
12 -> wordLayout12
else -> throw IllegalArgumentException()
}
private fun debugPreFill() {
val words = viewModel.wordList
for (i in 0 until words.size) {
getWordLayout(i).editText!!.setText(words[i])
}
}
}

45
app/src/main/java/com/stevesoltys/backup/settings/RecoveryCodeOutputFragment.kt Normal file
View file

@ -0,0 +1,45 @@
package com.stevesoltys.backup.settings
import android.content.res.Configuration
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProviders
import androidx.recyclerview.widget.GridLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.stevesoltys.backup.R
import kotlinx.android.synthetic.main.fragment_recovery_code_output.*
class RecoveryCodeOutputFragment : Fragment() {
private lateinit var viewModel: RecoveryCodeViewModel
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?): View? {
return inflater.inflate(R.layout.fragment_recovery_code_output, container, false)
}
override fun onActivityCreated(savedInstanceState: Bundle?) {
super.onActivityCreated(savedInstanceState)
viewModel = ViewModelProviders.of(requireActivity()).get(RecoveryCodeViewModel::class.java)
setGridParameters(wordList)
wordList.adapter = RecoveryCodeAdapter(viewModel.wordList)
confirmCodeButton.setOnClickListener { viewModel.onConfirmButtonClicked() }
}
private fun setGridParameters(list: RecyclerView) {
val layoutManager = list.layoutManager as GridLayoutManager
if (resources.configuration.orientation == Configuration.ORIENTATION_LANDSCAPE) {
layoutManager.orientation = RecyclerView.VERTICAL
layoutManager.spanCount = 4
} else {
layoutManager.orientation = RecyclerView.HORIZONTAL
layoutManager.spanCount = 6
}
}
}

59
app/src/main/java/com/stevesoltys/backup/settings/RecoveryCodeViewModel.kt Normal file
View file

@ -0,0 +1,59 @@
package com.stevesoltys.backup.settings
import android.app.Application
import android.util.ByteStringUtils.toHexString
import androidx.lifecycle.AndroidViewModel
import com.stevesoltys.backup.LiveEvent
import com.stevesoltys.backup.MutableLiveEvent
import com.stevesoltys.backup.security.KeyManager
import io.github.novacrypto.bip39.*
import io.github.novacrypto.bip39.Validation.InvalidChecksumException
import io.github.novacrypto.bip39.Validation.InvalidWordCountException
import io.github.novacrypto.bip39.Validation.UnexpectedWhiteSpaceException
import io.github.novacrypto.bip39.Validation.WordNotFoundException
import io.github.novacrypto.bip39.wordlists.English
import java.security.SecureRandom
import java.util.*
internal const val WORD_NUM = 12
class RecoveryCodeViewModel(application: Application) : AndroidViewModel(application) {
internal val wordList: List<CharSequence> by lazy {
val items: ArrayList<CharSequence> = ArrayList(WORD_NUM)
// TODO factor out entropy generation
val entropy = ByteArray(Words.TWELVE.byteLength())
SecureRandom().nextBytes(entropy)
MnemonicGenerator(English.INSTANCE).createMnemonic(entropy) {
if (it != " ") items.add(it)
}
items
}
private val mConfirmButtonClicked = MutableLiveEvent<Boolean>()
internal val confirmButtonClicked: LiveEvent<Boolean> = mConfirmButtonClicked
internal fun onConfirmButtonClicked() = mConfirmButtonClicked.setEvent(true)
private val mRecoveryCodeSaved = MutableLiveEvent<Boolean>()
internal val recoveryCodeSaved: LiveEvent<Boolean> = mRecoveryCodeSaved
@Throws(WordNotFoundException::class, InvalidChecksumException::class)
fun validateAndContinue(input: List<CharSequence>) {
try {
MnemonicValidator.ofWordList(English.INSTANCE).validate(input)
} catch (e: UnexpectedWhiteSpaceException) {
throw AssertionError(e)
} catch (e: InvalidWordCountException) {
throw AssertionError(e)
}
val mnemonic = input.joinToString(" ")
val seed = SeedCalculator(JavaxPBKDF2WithHmacSHA512.INSTANCE).calculateSeed(mnemonic, "")
KeyManager.storeBackupKey(seed)
// TODO remove once encryption/decryption uses key from KeyStore
setBackupPassword(getApplication(), toHexString(seed))
mRecoveryCodeSaved.setEvent(true)
}
}

82
app/src/main/java/com/stevesoltys/backup/settings/SettingsActivity.kt Normal file
View file

@ -0,0 +1,82 @@
package com.stevesoltys.backup.settings
import android.content.Intent
import android.os.Bundle
import android.util.Log
import android.view.MenuItem
import androidx.appcompat.app.AppCompatActivity
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProviders
import com.stevesoltys.backup.LiveEventHandler
import com.stevesoltys.backup.R
private val TAG = SettingsActivity::class.java.name
const val REQUEST_CODE_OPEN_DOCUMENT_TREE = 1
const val REQUEST_CODE_RECOVERY_CODE = 2
class SettingsActivity : AppCompatActivity() {
private lateinit var viewModel: SettingsViewModel
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_settings)
viewModel = ViewModelProviders.of(this).get(SettingsViewModel::class.java)
viewModel.onLocationSet.observeEvent(this, LiveEventHandler { wasEmptyBefore ->
if (wasEmptyBefore) showFragment(SettingsFragment())
else supportFragmentManager.popBackStack()
})
viewModel.chooseBackupLocation.observeEvent(this, LiveEventHandler { show ->
if (show) showFragment(BackupLocationFragment(), true)
})
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
if (savedInstanceState == null) showFragment(SettingsFragment())
}
override fun onActivityResult(requestCode: Int, resultCode: Int, result: Intent?) {
if (resultCode != RESULT_OK) {
Log.w(TAG, "Error in activity result: $requestCode")
finishAfterTransition()
} else {
super.onActivityResult(requestCode, resultCode, result)
}
}
override fun onStart() {
super.onStart()
if (isFinishing) return
// check that backup is provisioned
if (!viewModel.recoveryCodeIsSet()) {
showRecoveryCodeActivity()
} else if (!viewModel.locationIsSet()) {
showFragment(BackupLocationFragment())
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean = when {
item.itemId == android.R.id.home -> {
onBackPressed()
true
}
else -> super.onOptionsItemSelected(item)
}
private fun showRecoveryCodeActivity() {
val intent = Intent(this, RecoveryCodeActivity::class.java)
startActivityForResult(intent, REQUEST_CODE_RECOVERY_CODE)
}
private fun showFragment(f: Fragment, addToBackStack: Boolean = false) {
val fragmentTransaction = supportFragmentManager.beginTransaction()
.replace(R.id.fragment, f)
if (addToBackStack) fragmentTransaction.addToBackStack(null)
fragmentTransaction.commit()
}
}

108
app/src/main/java/com/stevesoltys/backup/settings/SettingsFragment.kt Normal file
View file

@ -0,0 +1,108 @@
package com.stevesoltys.backup.settings
import android.content.Context.BACKUP_SERVICE
import android.os.Bundle
import android.os.RemoteException
import android.provider.Settings
import android.provider.Settings.Secure.BACKUP_AUTO_RESTORE
import android.util.Log
import android.view.Menu
import android.view.MenuInflater
import android.view.MenuItem
import android.widget.Toast
import androidx.lifecycle.ViewModelProviders
import androidx.preference.Preference.OnPreferenceChangeListener
import androidx.preference.PreferenceFragmentCompat
import androidx.preference.TwoStatePreference
import com.stevesoltys.backup.Backup
import com.stevesoltys.backup.R
private val TAG = SettingsFragment::class.java.name
class SettingsFragment : PreferenceFragmentCompat() {
private val backupManager = Backup.backupManager
private lateinit var viewModel: SettingsViewModel
private lateinit var backup: TwoStatePreference
private lateinit var autoRestore: TwoStatePreference
override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
setPreferencesFromResource(R.xml.settings, rootKey)
setHasOptionsMenu(true)
viewModel = ViewModelProviders.of(requireActivity()).get(SettingsViewModel::class.java)
backup = findPreference("backup") as TwoStatePreference
backup.onPreferenceChangeListener = OnPreferenceChangeListener { _, newValue ->
val enabled = newValue as Boolean
try {
backupManager.isBackupEnabled = enabled
return@OnPreferenceChangeListener true
} catch (e: RemoteException) {
e.printStackTrace()
backup.isChecked = !enabled
return@OnPreferenceChangeListener false
}
}
val backupLocation = findPreference("backup_location")
backupLocation.setOnPreferenceClickListener {
viewModel.chooseBackupLocation()
true
}
autoRestore = findPreference("auto_restore") as TwoStatePreference
autoRestore.onPreferenceChangeListener = OnPreferenceChangeListener { _, newValue ->
val enabled = newValue as Boolean
try {
backupManager.setAutoRestore(enabled)
return@OnPreferenceChangeListener true
} catch (e: RemoteException) {
Log.e(TAG, "Error communicating with BackupManager", e)
autoRestore.isChecked = !enabled
return@OnPreferenceChangeListener false
}
}
}
override fun onStart() {
super.onStart()
// we need to re-set the title when returning to this fragment
requireActivity().setTitle(R.string.app_name)
try {
backup.isChecked = backupManager.isBackupEnabled
backup.isEnabled = true
} catch (e: RemoteException) {
Log.e(TAG, "Error communicating with BackupManager", e)
backup.isEnabled = false
}
val resolver = requireContext().contentResolver
autoRestore.isChecked = Settings.Secure.getInt(resolver, BACKUP_AUTO_RESTORE, 1) == 1
}
override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
super.onCreateOptionsMenu(menu, inflater)
inflater.inflate(R.menu.settings_menu, menu)
if (resources.getBoolean(R.bool.show_restore_in_settings)) {
menu.findItem(R.id.action_restore).isVisible = true
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean = when {
item.itemId == R.id.action_backup -> {
viewModel.backupNow()
true
}
item.itemId == R.id.action_restore -> {
Toast.makeText(requireContext(), "Not yet implemented", Toast.LENGTH_SHORT).show()
true
}
else -> super.onOptionsItemSelected(item)
}
}

57
app/src/main/java/com/stevesoltys/backup/settings/SettingsManager.java
View file

@ -1,57 +0,0 @@
package com.stevesoltys.backup.settings;
import android.annotation.Nullable;
import android.content.Context;
import android.net.Uri;
import static android.preference.PreferenceManager.getDefaultSharedPreferences;
public class SettingsManager {
private static final String PREF_KEY_BACKUP_URI = "backupUri";
private static final String PREF_KEY_BACKUP_PASSWORD = "backupLegacyPassword";
private static final String PREF_KEY_BACKUPS_SCHEDULED = "backupsScheduled";
public static void setBackupFolderUri(Context context, Uri uri) {
getDefaultSharedPreferences(context)
.edit()
.putString(PREF_KEY_BACKUP_URI, uri.toString())
.apply();
}
@Nullable
public static Uri getBackupFolderUri(Context context) {
String uriStr = getDefaultSharedPreferences(context).getString(PREF_KEY_BACKUP_URI, null);
if (uriStr == null) return null;
return Uri.parse(uriStr);
}
/**
* This is insecure and not supposed to be part of a release,
* but rather an intermediate step towards a generated passphrase.
*/
public static void setBackupPassword(Context context, String password) {
getDefaultSharedPreferences(context)
.edit()
.putString(PREF_KEY_BACKUP_PASSWORD, password)
.apply();
}
@Nullable
public static String getBackupPassword(Context context) {
return getDefaultSharedPreferences(context).getString(PREF_KEY_BACKUP_PASSWORD, null);
}
public static void setBackupsScheduled(Context context) {
getDefaultSharedPreferences(context)
.edit()
.putBoolean(PREF_KEY_BACKUPS_SCHEDULED, true)
.apply();
}
@Nullable
public static Boolean areBackupsScheduled(Context context) {
return getDefaultSharedPreferences(context).getBoolean(PREF_KEY_BACKUPS_SCHEDULED, false);
}
}

50
app/src/main/java/com/stevesoltys/backup/settings/SettingsManager.kt Normal file
View file

@ -0,0 +1,50 @@
package com.stevesoltys.backup.settings
import android.content.Context
import android.net.Uri
import android.preference.PreferenceManager.getDefaultSharedPreferences
private const val PREF_KEY_BACKUP_URI = "backupUri"
private const val PREF_KEY_BACKUP_PASSWORD = "backupLegacyPassword"
private const val PREF_KEY_BACKUPS_SCHEDULED = "backupsScheduled"
fun setBackupFolderUri(context: Context, uri: Uri) {
getDefaultSharedPreferences(context)
.edit()
.putString(PREF_KEY_BACKUP_URI, uri.toString())
.apply()
}
fun getBackupFolderUri(context: Context): Uri? {
val uriStr = getDefaultSharedPreferences(context).getString(PREF_KEY_BACKUP_URI, null)
?: return null
return Uri.parse(uriStr)
}
/**
* This is insecure and not supposed to be part of a release,
* but rather an intermediate step towards a generated passphrase.
*/
@Deprecated("Replaced by KeyManager#storeBackupKey()")
fun setBackupPassword(context: Context, password: String) {
getDefaultSharedPreferences(context)
.edit()
.putString(PREF_KEY_BACKUP_PASSWORD, password)
.apply()
}
@Deprecated("Replaced by KeyManager#getBackupKey()")
fun getBackupPassword(context: Context): String? {
return getDefaultSharedPreferences(context).getString(PREF_KEY_BACKUP_PASSWORD, null)
}
fun setBackupsScheduled(context: Context) {
getDefaultSharedPreferences(context)
.edit()
.putBoolean(PREF_KEY_BACKUPS_SCHEDULED, true)
.apply()
}
fun areBackupsScheduled(context: Context): Boolean {
return getDefaultSharedPreferences(context).getBoolean(PREF_KEY_BACKUPS_SCHEDULED, false)
}

52
app/src/main/java/com/stevesoltys/backup/settings/SettingsViewModel.kt Normal file
View file

@ -0,0 +1,52 @@
package com.stevesoltys.backup.settings
import android.app.Application
import android.content.Intent
import android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION
import android.content.Intent.FLAG_GRANT_WRITE_URI_PERMISSION
import androidx.lifecycle.AndroidViewModel
import com.stevesoltys.backup.LiveEvent
import com.stevesoltys.backup.MutableLiveEvent
import com.stevesoltys.backup.security.KeyManager
import com.stevesoltys.backup.service.backup.requestFullBackup
private val TAG = SettingsViewModel::class.java.name
class SettingsViewModel(application: Application) : AndroidViewModel(application) {
private val app = application
private val locationWasSet = MutableLiveEvent<Boolean>()
/**
* Will be set to true if this is the initial location.
* It will be false if an existing location was changed.
*/
internal val onLocationSet: LiveEvent<Boolean> = locationWasSet
private val mChooseBackupLocation = MutableLiveEvent<Boolean>()
internal val chooseBackupLocation: LiveEvent<Boolean> = mChooseBackupLocation
internal fun chooseBackupLocation() = mChooseBackupLocation.setEvent(true)
fun recoveryCodeIsSet() = KeyManager.hasBackupKey()
fun locationIsSet() = getBackupFolderUri(getApplication()) != null
fun handleChooseFolderResult(result: Intent?) {
val folderUri = result?.data ?: return
// persist permission to access backup folder across reboots
val takeFlags = result.flags and (FLAG_GRANT_READ_URI_PERMISSION or FLAG_GRANT_WRITE_URI_PERMISSION)
app.contentResolver.takePersistableUriPermission(folderUri, takeFlags)
// check if this is initial set-up or a later change
val wasEmptyBefore = getBackupFolderUri(app) == null
// store backup folder location in settings
setBackupFolderUri(app, folderUri)
// notify the UI that the location has been set
locationWasSet.setEvent(wasEmptyBefore)
}
fun backupNow() = Thread { requestFullBackup(app) }.start()
}

10
app/src/main/java/com/stevesoltys/backup/transport/ConfigurableBackupTransport.java
View file

@ -4,11 +4,13 @@ import android.app.backup.BackupTransport;
import android.app.backup.RestoreDescription;
import android.app.backup.RestoreSet;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.net.Uri;
import android.os.ParcelFileDescriptor;
import android.util.Log;
import com.stevesoltys.backup.settings.SettingsActivity;
import com.stevesoltys.backup.transport.component.BackupComponent;
import com.stevesoltys.backup.transport.component.RestoreComponent;
import com.stevesoltys.backup.transport.component.provider.ContentProviderBackupComponent;
@ -27,11 +29,14 @@ public class ConfigurableBackupTransport extends BackupTransport {
private static final String TAG = TRANSPORT_DIRECTORY_NAME;
private final Context context;
private final BackupComponent backupComponent;
private final RestoreComponent restoreComponent;
ConfigurableBackupTransport(Context context) {
this.context = context;
backupComponent = new ContentProviderBackupComponent(context);
restoreComponent = new ContentProviderRestoreComponent(context);
}
@ -57,6 +62,11 @@ public class ConfigurableBackupTransport extends BackupTransport {
return 0;
}
@Override
public Intent dataManagementIntent() {
return new Intent(context, SettingsActivity.class);
}
@Override
public boolean isAppEligibleForBackup(PackageInfo targetPackage, boolean isFullBackup) {
return true;

7
app/src/main/java/com/stevesoltys/backup/transport/component/provider/ContentProviderBackupComponent.java
View file

@ -10,7 +10,6 @@ import android.util.Log;
import com.stevesoltys.backup.security.CipherUtil;
import com.stevesoltys.backup.security.KeyGenerator;
import com.stevesoltys.backup.settings.SettingsManager;
import com.stevesoltys.backup.transport.component.BackupComponent;
import org.apache.commons.io.IOUtils;
@ -42,6 +41,8 @@ import static android.provider.DocumentsContract.buildDocumentUriUsingTree;
import static android.provider.DocumentsContract.createDocument;
import static android.provider.DocumentsContract.getTreeDocumentId;
import static com.stevesoltys.backup.activity.MainActivityController.DOCUMENT_MIME_TYPE;
import static com.stevesoltys.backup.settings.SettingsManagerKt.getBackupFolderUri;
import static com.stevesoltys.backup.settings.SettingsManagerKt.getBackupPassword;
import static com.stevesoltys.backup.transport.component.provider.ContentProviderBackupConstants.DEFAULT_BACKUP_QUOTA;
import static com.stevesoltys.backup.transport.component.provider.ContentProviderBackupConstants.DEFAULT_FULL_BACKUP_DIRECTORY;
import static com.stevesoltys.backup.transport.component.provider.ContentProviderBackupConstants.DEFAULT_INCREMENTAL_BACKUP_DIRECTORY;
@ -286,13 +287,13 @@ public class ContentProviderBackupComponent implements BackupComponent {
backupState.getOutputStream().write(backupState.getSalt());
backupState.getOutputStream().closeEntry();
String password = requireNonNull(SettingsManager.getBackupPassword(context));
String password = requireNonNull(getBackupPassword(context));
backupState.setSecretKey(KeyGenerator.generate(password, backupState.getSalt()));
}
}
private void initializeOutputStream() throws IOException {
Uri folderUri = SettingsManager.getBackupFolderUri(context);
Uri folderUri = getBackupFolderUri(context);
// TODO notify about failure with notification
Uri fileUri = createBackupFile(folderUri);

10
app/src/main/res/drawable/ic_cloud_upload.xml Normal file
View file

@ -0,0 +1,10 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:tint="?android:attr/textColorSecondary"
android:viewportWidth="24.0"
android:viewportHeight="24.0">
<path
android:fillColor="#FF000000"
android:pathData="M19.35,10.04C18.67,6.59 15.64,4 12,4 9.11,4 6.6,5.64 5.35,8.04 2.34,8.36 0,10.91 0,14c0,3.31 2.69,6 6,6h13c2.76,0 5,-2.24 5,-5 0,-2.64 -2.05,-4.78 -4.65,-4.96zM14,13v4h-4v-4H7l5,-5 5,5h-3z" />
</vector>

10
app/src/main/res/drawable/ic_info_outline.xml Normal file
View file

@ -0,0 +1,10 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:tint="?android:attr/textColorSecondary"
android:viewportWidth="24.0"
android:viewportHeight="24.0">
<path
android:fillColor="#FF000000"
android:pathData="M11,17h2v-6h-2v6zM12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM12,20c-4.41,0 -8,-3.59 -8,-8s3.59,-8 8,-8 8,3.59 8,8 -3.59,8 -8,8zM11,9h2L13,7h-2v2z" />
</vector>

10
app/src/main/res/drawable/ic_storage.xml Normal file
View file

@ -0,0 +1,10 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:tint="?android:attr/textColorSecondary"
android:viewportWidth="24.0"
android:viewportHeight="24.0">
<path
android:fillColor="#FF000000"
android:pathData="M2,20h20v-4L2,16v4zM4,17h2v2L4,19v-2zM2,4v4h20L22,4L2,4zM6,7L4,7L4,5h2v2zM2,14h20v-4L2,10v4zM4,11h2v2L4,13v-2z" />
</vector>

5
app/src/main/res/layout/activity_recovery_code.xml Normal file
View file

@ -0,0 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/fragment"
android:layout_width="match_parent"
android:layout_height="match_parent" />

5
app/src/main/res/layout/activity_settings.xml Normal file
View file

@ -0,0 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/fragment"
android:layout_width="match_parent"
android:layout_height="match_parent" />

75
app/src/main/res/layout/fragment_recovery_code_input.xml Normal file
View file

@ -0,0 +1,75 @@
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fillViewport="true">
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
tools:context=".settings.RecoveryCodeInputFragment">
<ImageView
android:id="@+id/introIcon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="24dp"
android:src="@drawable/ic_info_outline"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:ignore="ContentDescription" />
<TextView
android:id="@+id/introText"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="16dp"
android:layout_marginEnd="16dp"
android:text="@string/recovery_code_confirm_intro"
android:textSize="16sp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/introIcon"
app:layout_constraintTop_toTopOf="parent" />
<View
android:id="@+id/divider"
android:layout_width="0dp"
android:layout_height="1dp"
android:layout_marginTop="16dp"
android:background="@color/divider"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/introText" />
<androidx.constraintlayout.widget.ConstraintLayout
android:id="@+id/wordList"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintBottom_toTopOf="@+id/doneButton"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/divider">
<include layout="@layout/recovery_code_input" />
</androidx.constraintlayout.widget.ConstraintLayout>
<Button
android:id="@+id/doneButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginEnd="8dp"
android:layout_marginBottom="8dp"
android:text="@string/recovery_code_done_button"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>
</ScrollView>

83
app/src/main/res/layout/fragment_recovery_code_output.xml Normal file
View file

@ -0,0 +1,83 @@
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".settings.RecoveryCodeFragment">
<ImageView
android:id="@+id/introIcon"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="24dp"
android:src="@drawable/ic_info_outline"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:ignore="ContentDescription" />
<TextView
android:id="@+id/introText"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="16dp"
android:layout_marginEnd="16dp"
android:text="@string/recovery_code_12_word_intro"
android:textSize="16sp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/introIcon"
app:layout_constraintTop_toTopOf="parent" />
<TextView
android:id="@+id/introText2"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginTop="8dp"
android:layout_marginEnd="16dp"
android:text="@string/recovery_code_write_it_down"
android:textSize="16sp"
android:textStyle="bold"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/introIcon"
app:layout_constraintTop_toBottomOf="@+id/introText" />
<View
android:id="@+id/divider"
android:layout_width="0dp"
android:layout_height="1dp"
android:layout_marginTop="16dp"
android:background="@color/divider"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/introText2" />
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/wordList"
android:layout_width="wrap_content"
android:layout_height="0dp"
android:orientation="horizontal"
app:layoutManager="androidx.recyclerview.widget.GridLayoutManager"
app:layout_constraintBottom_toTopOf="@+id/confirmCodeButton"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/divider"
app:spanCount="6"
tools:itemCount="12"
tools:listitem="@layout/list_item_recovery_code_output" />
<Button
android:id="@+id/confirmCodeButton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginEnd="8dp"
android:layout_marginBottom="8dp"
android:text="@string/recovery_code_confirm_button"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

36
app/src/main/res/layout/list_item_recovery_code_output.xml Normal file
View file

@ -0,0 +1,36 @@
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="16dp"
tools:showIn="@layout/fragment_recovery_code_output">
<TextView
android:id="@+id/num"
android:layout_width="24dp"
android:layout_height="0dp"
android:gravity="center_vertical|end"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/word"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintHorizontal_chainStyle="packed"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:text="1." />
<TextView
android:id="@+id/word"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:textSize="24sp"
android:autoSizeTextType="uniform"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/num"
app:layout_constraintTop_toTopOf="parent"
tools:text="Test1" />
</androidx.constraintlayout.widget.ConstraintLayout>

263
app/src/main/res/layout/recovery_code_input.xml Normal file
View file

@ -0,0 +1,263 @@
<?xml version="1.0" encoding="utf-8"?>
<merge xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:parentTag="androidx.constraintlayout.widget.ConstraintLayout"
tools:showIn="@layout/fragment_recovery_code_input">
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout1"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_1"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout2"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_chainStyle="spread_inside">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput2" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout2"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_2"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout3"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/wordLayout1">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput3" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout3"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_3"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout4"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/wordLayout2">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput3"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput4" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout4"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_4"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout5"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/wordLayout3">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput4"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput5" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout5"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_5"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout6"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/wordLayout4">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput5"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput6" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout6"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_6"
android:padding="16dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/wordLayout7"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/wordLayout5">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput6"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput7" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout7"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_7"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout8"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_chainStyle="spread_inside">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput7"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput8" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout8"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_8"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout9"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toBottomOf="@+id/wordLayout7">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput8"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput9" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout9"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_9"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout10"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toBottomOf="@+id/wordLayout8">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput9"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput10" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout10"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_10"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout11"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toBottomOf="@+id/wordLayout9">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput10"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput11" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout11"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_11"
android:padding="16dp"
app:layout_constraintBottom_toTopOf="@+id/wordLayout12"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toBottomOf="@+id/wordLayout10">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput11"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionNext|flagNavigateNext|flagNoPersonalizedLearning"
android:inputType="textAutoComplete"
android:nextFocusForward="@+id/wordInput12" />
</com.google.android.material.textfield.TextInputLayout>
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/wordLayout12"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:hint="@string/recovery_code_input_hint_12"
android:padding="16dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toEndOf="@+id/wordLayout1"
app:layout_constraintTop_toBottomOf="@+id/wordLayout11">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/wordInput12"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:imeOptions="actionDone|flagNoPersonalizedLearning"
android:inputType="textAutoComplete" />
</com.google.android.material.textfield.TextInputLayout>
</merge>

18
app/src/main/res/menu/settings_menu.xml Normal file
View file

@ -0,0 +1,18 @@
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools">
<item
android:id="@+id/action_backup"
android:title="@string/settings_backup_now"
app:showAsAction="never" />
<item
android:id="@+id/action_restore"
android:title="@string/restore_backup_button"
android:visible="false"
app:showAsAction="never"
tools:visible="true" />
</menu>

2
app/src/main/res/values/colors.xml
View file

@ -3,4 +3,6 @@
<color name="colorPrimary">#3F51B5</color>
<color name="colorPrimaryDark">#303F9F</color>
<color name="colorAccent">#FF4081</color>
<color name="divider">#8A000000</color>
</resources>

4
app/src/main/res/values/config.xml Normal file
View file

@ -0,0 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<bool name="show_restore_in_settings">true</bool>
</resources>

40
app/src/main/res/values/strings.xml
View file

@ -23,4 +23,44 @@
<string name="loading_packages">Loading packages…</string>
<string name="initializing">Initializing…</string>
<!-- Settings -->
<string name="settings_backup">Backup my data</string>
<string name="settings_backup_location">Backup location</string>
<string name="settings_backup_location_title">Backup Location</string>
<string name="settings_backup_location_info">Choose where to store your backups. More options might get added in the future.</string>
<string name="settings_backup_external_storage">External Storage</string>
<string name="settings_info">All backups are encrypted on your phone. To restore from backup you will need your 12-word recovery code.</string>
<string name="settings_auto_restore_title">Automatic restore</string>
<string name="settings_auto_restore_summary">When reinstalling an app, restore backed up settings and data</string>
<string name="settings_backup_now">Backup now</string>
<!-- Recovery Code -->
<string name="recovery_code_title">Recovery Code</string>
<string name="recovery_code_12_word_intro">You need your 12-word recovery code to restore backed up data.</string>
<string name="recovery_code_write_it_down">Write it down on paper now!</string>
<string name="recovery_code_confirm_button">Confirm Code</string>
<string name="recovery_code_confirm_intro">Enter your 12-word recovery code to ensure that it will work when you need it.</string>
<string name="recovery_code_done_button">Done</string>
<string name="recovery_code_input_hint_1">Word 1</string>
<string name="recovery_code_input_hint_2">Word 2</string>
<string name="recovery_code_input_hint_3">Word 3</string>
<string name="recovery_code_input_hint_4">Word 4</string>
<string name="recovery_code_input_hint_5">Word 5</string>
<string name="recovery_code_input_hint_6">Word 6</string>
<string name="recovery_code_input_hint_7">Word 7</string>
<string name="recovery_code_input_hint_8">Word 8</string>
<string name="recovery_code_input_hint_9">Word 9</string>
<string name="recovery_code_input_hint_10">Word 10</string>
<string name="recovery_code_input_hint_11">Word 11</string>
<string name="recovery_code_input_hint_12">Word 12</string>
<string name="recovery_code_error_empty_word">You forgot to enter this word.</string>
<string name="recovery_code_error_invalid_word">Wrong word. Did you mean %1$s or %2$s?</string>
<string name="recovery_code_error_checksum_word">We are so sorry! An unexpected error occurred.</string>
<!-- Notification -->
<string name="notification_channel_title">Backup Notification</string>
<string name="notification_title">Backup running</string>
<string name="notification_backup_result_complete">Backup complete</string>
<string name="notification_backup_result_error">Backup failed</string>
</resources>

8
app/src/main/res/values/styles.xml
View file

@ -1,8 +1,4 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="android:Theme.Material.Light.DarkActionBar">
<!-- Customize your theme here. -->
</style>
</resources>
</resources>

7
app/src/main/res/values/themes.xml Normal file
View file

@ -0,0 +1,7 @@
<resources>
<style name="AppTheme" parent="Theme.AppCompat.DayNight">
<item name="preferenceTheme">@style/PreferenceThemeOverlay</item>
</style>
</resources>

11
app/src/main/res/xml/backup_location.xml Normal file
View file

@ -0,0 +1,11 @@
<androidx.preference.PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto">
<androidx.preference.Preference
app:allowDividerAbove="true"
app:allowDividerBelow="false"
app:icon="@drawable/ic_info_outline"
app:selectable="false"
app:order="1337"
app:summary="@string/settings_backup_location_info" />
</androidx.preference.PreferenceScreen>

31
app/src/main/res/xml/settings.xml Normal file
View file

@ -0,0 +1,31 @@
<androidx.preference.PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto">
<androidx.preference.SwitchPreferenceCompat
app:icon="@drawable/ic_cloud_upload"
app:key="backup"
app:persistent="false"
app:title="@string/settings_backup" />
<androidx.preference.Preference
app:dependency="backup"
app:icon="@drawable/ic_storage"
app:key="backup_location"
app:summary="@string/settings_backup_external_storage"
app:title="@string/settings_backup_location" />
<androidx.preference.SwitchPreferenceCompat
app:dependency="backup"
app:key="auto_restore"
app:persistent="false"
app:summary="@string/settings_auto_restore_summary"
app:title="@string/settings_auto_restore_title" />
<androidx.preference.Preference
app:allowDividerAbove="true"
app:allowDividerBelow="false"
app:dependency="backup"
app:icon="@drawable/ic_info_outline"
app:selectable="false"
app:summary="@string/settings_info" />
</androidx.preference.PreferenceScreen>

5
build.gradle
View file

@ -1,6 +1,9 @@
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
ext.kotlin_version = '1.3.41'
repositories {
jcenter()
google()
@ -8,6 +11,7 @@ buildscript {
dependencies {
// newer versions require us to remove targetSdkVersion from Manifest
classpath 'com.android.tools.build:gradle:3.1.0'
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
@ -16,6 +20,7 @@ buildscript {
allprojects {
repositories {
mavenCentral()
jcenter()
google()
}