Base backup restore activity.
Anton Chekulaev
5 years ago
parent
0cd24905b7
commit
255271bfaf
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<?xml version="1.0" encoding="utf-8"?>
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<layout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools">
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<data>
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<import type="org.thoughtcrime.securesms.loki.activities.RestoreBackupViewModel"/>
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<import type="android.view.View"/>
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<variable
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name="viewModel"
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type="org.thoughtcrime.securesms.loki.activities.RestoreBackupViewModel" />
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</data>
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<LinearLayout
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical">
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<View
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android:layout_width="match_parent"
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android:layout_height="0dp"
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android:layout_weight="1" />
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<TextView
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_marginLeft="@dimen/very_large_spacing"
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android:layout_marginRight="@dimen/very_large_spacing"
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android:text="Restore from backup"
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android:textColor="@color/text"
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android:textSize="@dimen/large_font_size"
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android:textStyle="bold" />
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<TextView
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_marginLeft="@dimen/very_large_spacing"
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android:layout_marginTop="4dp"
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android:layout_marginRight="@dimen/very_large_spacing"
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android:text="Go on and pick the backup file to restore from."
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android:textColor="@color/text"
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android:textSize="@dimen/small_font_size" />
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<Button
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android:id="@+id/buttonSelectFile"
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style="@style/Button.Primary"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_marginLeft="@dimen/very_large_spacing"
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android:layout_marginTop="4dp"
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android:layout_marginRight="@dimen/very_large_spacing"
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android:text="@{RestoreBackupViewModel.uriToFileName(buttonSelectFile, viewModel.backupFile), default=`Select a file`}"/>
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<EditText
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android:id="@+id/backupCode"
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style="@style/SmallSessionEditText"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_marginLeft="@dimen/very_large_spacing"
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android:layout_marginTop="10dp"
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android:layout_marginRight="@dimen/very_large_spacing"
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android:hint="Backup code"
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android:inputType="numberDecimal"
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android:text="@={viewModel.backupPassphrase}" />
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<View
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android:layout_width="match_parent"
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android:layout_height="0dp"
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android:layout_weight="1" />
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<Button
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android:id="@+id/restoreButton"
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style="@style/Widget.Session.Button.Common.ProminentFilled"
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android:layout_width="match_parent"
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android:layout_height="@dimen/medium_button_height"
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android:layout_marginLeft="@dimen/massive_spacing"
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android:layout_marginRight="@dimen/massive_spacing"
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android:text="@string/continue_2"
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android:visibility="@{RestoreBackupViewModel.validateData(viewModel.backupFile, viewModel.backupPassphrase) ? View.VISIBLE : View.INVISIBLE}"/>
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<TextView
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android:id="@+id/termsTextView"
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android:layout_width="match_parent"
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android:layout_height="@dimen/onboarding_button_bottom_offset"
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android:layout_marginLeft="@dimen/massive_spacing"
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android:layout_marginRight="@dimen/massive_spacing"
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android:gravity="center"
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android:text="By using this service, you agree to our Terms of Service and Privacy Policy"
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android:textColor="@color/text"
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android:textColorLink="@color/text"
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android:textSize="@dimen/very_small_font_size" /> <!-- Intentionally not yet translated -->
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</LinearLayout>
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</layout>
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@ -0,0 +1,231 @@
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package org.thoughtcrime.securesms.loki.activities
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import android.annotation.SuppressLint
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import android.app.Activity
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import android.app.Application
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import android.content.Context
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import android.content.Intent
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import android.graphics.Typeface
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import android.net.Uri
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import android.os.AsyncTask
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import android.os.Bundle
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import android.provider.OpenableColumns
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import android.text.Spannable
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import android.text.SpannableStringBuilder
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import android.text.method.LinkMovementMethod
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import android.text.style.ClickableSpan
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import android.text.style.StyleSpan
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import android.view.View
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import android.widget.Toast
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import androidx.activity.viewModels
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import androidx.core.widget.addTextChangedListener
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import androidx.databinding.DataBindingUtil
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import androidx.lifecycle.AndroidViewModel
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import androidx.lifecycle.MutableLiveData
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import com.google.android.gms.common.util.Strings
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import kotlinx.android.synthetic.main.activity_pn_mode.*
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import network.loki.messenger.R
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import network.loki.messenger.databinding.ActivityBackupRestoreBinding
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import org.thoughtcrime.securesms.ApplicationContext
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import org.thoughtcrime.securesms.BaseActionBarActivity
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import org.thoughtcrime.securesms.RegistrationActivity
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import org.thoughtcrime.securesms.backup.FullBackupImporter
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import org.thoughtcrime.securesms.backup.FullBackupImporter.DatabaseDowngradeException
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import org.thoughtcrime.securesms.crypto.AttachmentSecretProvider
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import org.thoughtcrime.securesms.database.DatabaseFactory
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import org.thoughtcrime.securesms.logging.Log
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import org.thoughtcrime.securesms.loki.utilities.setUpActionBarSessionLogo
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import org.thoughtcrime.securesms.loki.utilities.show
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import org.thoughtcrime.securesms.notifications.NotificationChannels
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import org.thoughtcrime.securesms.util.TextSecurePreferences
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import java.io.IOException
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class BackupRestoreActivity : BaseActionBarActivity() {
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companion object {
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private const val TAG = "BackupRestoreActivity"
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private const val REQUEST_CODE_BACKUP_FILE = 779955
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}
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private val viewModel by viewModels<RestoreBackupViewModel>()
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// region Lifecycle
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setUpActionBarSessionLogo()
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val dataBinding = DataBindingUtil.setContentView<ActivityBackupRestoreBinding>(this, R.layout.activity_backup_restore)
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dataBinding.lifecycleOwner = this
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dataBinding.viewModel = viewModel
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// setContentView(R.layout.activity_backup_restore)
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dataBinding.restoreButton.setOnClickListener { restore() }
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dataBinding.buttonSelectFile.setOnClickListener {
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// Let user pick a file.
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val intent = Intent(Intent.ACTION_OPEN_DOCUMENT).apply {
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// type = BackupUtil.BACKUP_FILE_MIME_TYPE
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type = "*/*"
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}
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startActivityForResult(intent, REQUEST_CODE_BACKUP_FILE)
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}
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dataBinding.backupCode.addTextChangedListener { text -> viewModel.backupPassphrase.value = text.toString() }
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//region Legal info views
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val termsExplanation = SpannableStringBuilder("By using this service, you agree to our Terms of Service and Privacy Policy")
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termsExplanation.setSpan(StyleSpan(Typeface.BOLD), 40, 56, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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termsExplanation.setSpan(object : ClickableSpan() {
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override fun onClick(widget: View) {
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openURL("https://getsession.org/terms-of-service/")
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}
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}, 40, 56, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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termsExplanation.setSpan(StyleSpan(Typeface.BOLD), 61, 75, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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termsExplanation.setSpan(object : ClickableSpan() {
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override fun onClick(widget: View) {
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openURL("https://getsession.org/privacy-policy/")
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}
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}, 61, 75, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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dataBinding.termsTextView.movementMethod = LinkMovementMethod.getInstance()
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dataBinding.termsTextView.text = termsExplanation
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//endregion
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}
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override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
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super.onActivityResult(requestCode, resultCode, data)
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when (requestCode) {
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REQUEST_CODE_BACKUP_FILE -> {
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if (resultCode == Activity.RESULT_OK && data != null && data.data != null) {
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// // Acquire persistent access permissions for the file selected.
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// val persistentFlags: Int = data.flags and
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// (Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION)
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// context.contentResolver.takePersistableUriPermission(data.data!!, persistentFlags)
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viewModel.onBackupFileSelected(data.data!!)
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}
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}
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}
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}
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// endregion
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// region Interaction
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private fun restore() {
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if (viewModel.backupFile.value == null && Strings.isEmptyOrWhitespace(viewModel.backupPassphrase.value)) return
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// val backupFile = viewModel.backupFile.value!!
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// val password = viewModel.backupPassphrase.value!!.trim()
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//
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// try {
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// FullBackupImporter.importFile(
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// this,
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// AttachmentSecretProvider.getInstance(this).getOrCreateAttachmentSecret(),
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// DatabaseFactory.getBackupDatabase(this),
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// backupFile,
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// password
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// )
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// } catch (e: IOException) {
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// Log.e(TAG, "Failed to restore from the backup file \"$backupFile\"", e)
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// }
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val backupFile = viewModel.backupFile.value!!
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val passphrase = viewModel.backupPassphrase.value!!.trim()
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object : AsyncTask<Void?, Void?, BackupImportResult>() {
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override fun doInBackground(vararg params: Void?): BackupImportResult {
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return try {
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val context: Context = this@BackupRestoreActivity
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val database = DatabaseFactory.getBackupDatabase(context)
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FullBackupImporter.importFile(
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context,
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AttachmentSecretProvider.getInstance(context).getOrCreateAttachmentSecret(),
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DatabaseFactory.getBackupDatabase(context),
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backupFile,
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passphrase
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)
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DatabaseFactory.upgradeRestored(context, database)
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NotificationChannels.restoreContactNotificationChannels(context)
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TextSecurePreferences.setBackupEnabled(context, true)
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TextSecurePreferences.setBackupPassphrase(context, passphrase)
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BackupImportResult.SUCCESS
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} catch (e: DatabaseDowngradeException) {
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Log.w(TAG, "Failed due to the backup being from a newer version of Signal.", e)
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BackupImportResult.FAILURE_VERSION_DOWNGRADE
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} catch (e: IOException) {
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Log.w(TAG, e)
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BackupImportResult.FAILURE_UNKNOWN
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}
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}
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override fun onPostExecute(result: BackupImportResult) {
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val context = this@BackupRestoreActivity
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when (result) {
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BackupImportResult.SUCCESS -> {
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TextSecurePreferences.setHasSeenWelcomeScreen(context, true)
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TextSecurePreferences.setPromptedPushRegistration(context, true)
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TextSecurePreferences.setIsUsingFCM(context, true)
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TextSecurePreferences.setHasSeenMultiDeviceRemovalSheet(context)
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TextSecurePreferences.setHasSeenLightThemeIntroSheet(context)
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val application = ApplicationContext.getInstance(context)
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application.setUpStorageAPIIfNeeded()
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application.setUpP2PAPIIfNeeded()
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val intent = Intent(context, HomeActivity::class.java)
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intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
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show(intent)
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}
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BackupImportResult.FAILURE_VERSION_DOWNGRADE ->
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Toast.makeText(context, R.string.RegistrationActivity_backup_failure_downgrade, Toast.LENGTH_LONG).show()
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BackupImportResult.FAILURE_UNKNOWN ->
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Toast.makeText(context, R.string.RegistrationActivity_incorrect_backup_passphrase, Toast.LENGTH_LONG).show()
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}
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}
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}.execute()
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}
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private fun openURL(url: String) {
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try {
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val intent = Intent(Intent.ACTION_VIEW, Uri.parse(url))
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startActivity(intent)
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} catch (e: Exception) {
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Toast.makeText(this, R.string.invalid_url, Toast.LENGTH_SHORT).show()
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}
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}
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enum class BackupImportResult {
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SUCCESS, FAILURE_VERSION_DOWNGRADE, FAILURE_UNKNOWN
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}
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// endregion
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}
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class RestoreBackupViewModel(application: Application): AndroidViewModel(application) {
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companion object {
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@JvmStatic
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fun uriToFileName(view: View, fileUri: Uri?): String? {
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fileUri ?: return null
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view.context.contentResolver.query(fileUri, null, null, null, null).use {
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val nameIndex = it!!.getColumnIndex(OpenableColumns.DISPLAY_NAME)
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it.moveToFirst()
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return it.getString(nameIndex)
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}
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}
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@JvmStatic
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fun validateData(fileUri: Uri?, passphrase: String?): Boolean {
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return fileUri != null && !Strings.isEmptyOrWhitespace(passphrase)
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}
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}
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val backupFile = MutableLiveData<Uri>()
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val backupPassphrase = MutableLiveData<String>()
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fun onBackupFileSelected(backupFile: Uri) {
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//TODO Check if backup file is correct.
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this.backupFile.value = backupFile
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}
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}
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