Remove legacy backup creation

Co-Authored-By: arkon <4098258+arkon@users.noreply.github.com>

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupConst.kt

@@ -8,7 +8,6 @@ object BackupConst {
     const val EXTRA_URI = "$ID.$NAME.EXTRA_URI"
     const val EXTRA_FLAGS = "$ID.$NAME.EXTRA_FLAGS"
     const val EXTRA_MODE = "$ID.$NAME.EXTRA_MODE"
-    const val EXTRA_TYPE = "$ID.$NAME.EXTRA_TYPE"
 
     const val BACKUP_TYPE_LEGACY = 0
     const val BACKUP_TYPE_FULL = 1

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreateService.kt

@@ -10,7 +10,6 @@ import androidx.core.content.ContextCompat
 import androidx.core.net.toUri
 import com.hippo.unifile.UniFile
 import eu.kanade.tachiyomi.data.backup.full.FullBackupManager
-import eu.kanade.tachiyomi.data.backup.legacy.LegacyBackupManager
 import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.util.system.acquireWakeLock
 import eu.kanade.tachiyomi.util.system.isServiceRunning
@@ -50,12 +49,11 @@ class BackupCreateService : Service() {
          * @param uri path of Uri
          * @param flags determines what to backup
          */
-        fun start(context: Context, uri: Uri, flags: Int, type: Int) {
+        fun start(context: Context, uri: Uri, flags: Int) {
             if (!isRunning(context)) {
                 val intent = Intent(context, BackupCreateService::class.java).apply {
                     putExtra(BackupConst.EXTRA_URI, uri)
                     putExtra(BackupConst.EXTRA_FLAGS, flags)
-                    putExtra(BackupConst.EXTRA_TYPE, type)
                 }
                 ContextCompat.startForegroundService(context, intent)
             }
@@ -105,15 +103,9 @@ class BackupCreateService : Service() {
         try {
             val uri = intent.getParcelableExtra<Uri>(BackupConst.EXTRA_URI)
             val backupFlags = intent.getIntExtra(BackupConst.EXTRA_FLAGS, 0)
-            val backupType = intent.getIntExtra(BackupConst.EXTRA_TYPE, BackupConst.BACKUP_TYPE_LEGACY)
+            val backupFileUri = FullBackupManager(this).createBackup(uri!!, backupFlags, false)?.toUri()
-            val backupManager = when (backupType) {
-                BackupConst.BACKUP_TYPE_FULL -> FullBackupManager(this)
-                else -> LegacyBackupManager(this)
-            }
-
-            val backupFileUri = backupManager.createBackup(uri!!, backupFlags, false)?.toUri()
             val unifile = UniFile.fromUri(this, backupFileUri)
-            notifier.showBackupComplete(unifile, backupType == BackupConst.BACKUP_TYPE_LEGACY)
+            notifier.showBackupComplete(unifile)
         } catch (e: Exception) {
             notifier.showBackupError(e.message)
         }

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreatorJob.kt

@@ -8,7 +8,6 @@ import androidx.work.WorkManager
 import androidx.work.Worker
 import androidx.work.WorkerParameters
 import eu.kanade.tachiyomi.data.backup.full.FullBackupManager
-import eu.kanade.tachiyomi.data.backup.legacy.LegacyBackupManager
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
@@ -23,9 +22,6 @@ class BackupCreatorJob(private val context: Context, workerParams: WorkerParamet
         val flags = BackupCreateService.BACKUP_ALL
         return try {
             FullBackupManager(context).createBackup(uri, flags, true)
-            if (preferences.createLegacyBackup().get()) {
-                LegacyBackupManager(context).createBackup(uri, flags, true)
-            }
             Result.success()
         } catch (e: Exception) {
             Result.failure()

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupNotifier.kt

@@ -60,7 +60,7 @@ class BackupNotifier(private val context: Context) {
         }
     }
 
-    fun showBackupComplete(unifile: UniFile, isLegacyFormat: Boolean) {
+    fun showBackupComplete(unifile: UniFile) {
         context.notificationManager.cancel(Notifications.ID_BACKUP_PROGRESS)
 
         with(completeNotificationBuilder) {
@@ -73,7 +73,7 @@ class BackupNotifier(private val context: Context) {
             addAction(
                 R.drawable.ic_share_24dp,
                 context.getString(R.string.share),
-                NotificationReceiver.shareBackupPendingBroadcast(context, unifile.uri, isLegacyFormat, Notifications.ID_BACKUP_COMPLETE)
+                NotificationReceiver.shareBackupPendingBroadcast(context, unifile.uri, Notifications.ID_BACKUP_COMPLETE)
             )
 
             show(Notifications.ID_BACKUP_COMPLETE)

app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupManager.kt

@@ -9,26 +9,8 @@ import com.github.salomonbrys.kotson.set
 import com.google.gson.Gson
 import com.google.gson.GsonBuilder
 import com.google.gson.JsonArray
-import com.google.gson.JsonElement
-import com.google.gson.JsonObject
-import com.hippo.unifile.UniFile
 import eu.kanade.tachiyomi.data.backup.AbstractBackupManager
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_CATEGORY
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_CATEGORY_MASK
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_CHAPTER
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_CHAPTER_MASK
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_HISTORY
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_HISTORY_MASK
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_TRACK
-import eu.kanade.tachiyomi.data.backup.BackupCreateService.Companion.BACKUP_TRACK_MASK
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.CATEGORIES
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.CHAPTERS
 import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.CURRENT_VERSION
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.EXTENSIONS
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.HISTORY
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.MANGA
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup.TRACK
 import eu.kanade.tachiyomi.data.backup.legacy.models.DHistory
 import eu.kanade.tachiyomi.data.backup.legacy.serializer.CategoryTypeAdapter
 import eu.kanade.tachiyomi.data.backup.legacy.serializer.ChapterTypeAdapter
@@ -45,10 +27,8 @@ import eu.kanade.tachiyomi.data.database.models.MangaImpl
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.database.models.TrackImpl
 import eu.kanade.tachiyomi.data.database.models.toMangaInfo
-import eu.kanade.tachiyomi.source.LocalSource
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.model.toSManga
-import timber.log.Timber
 import kotlin.math.max
 
 class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : AbstractBackupManager(context) {
@@ -65,167 +45,8 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
         else -> throw Exception("Unknown backup version")
     }
 
-    /**
+    override fun createBackup(uri: Uri, flags: Int, isJob: Boolean) =
-     * Create backup Json file from database
+        throw IllegalStateException("Legacy backup creation is not supported")
-     *
-     * @param uri path of Uri
-     * @param isJob backup called from job
-     */
-    override fun createBackup(uri: Uri, flags: Int, isJob: Boolean): String? {
-        // Create root object
-        val root = JsonObject()
-
-        // Create manga array
-        val mangaEntries = JsonArray()
-
-        // Create category array
-        val categoryEntries = JsonArray()
-
-        // Create extension ID/name mapping
-        val extensionEntries = JsonArray()
-
-        // Add value's to root
-        root[Backup.VERSION] = CURRENT_VERSION
-        root[Backup.MANGAS] = mangaEntries
-        root[CATEGORIES] = categoryEntries
-        root[EXTENSIONS] = extensionEntries
-
-        databaseHelper.inTransaction {
-            val mangas = getFavoriteManga()
-
-            val extensions: MutableSet<String> = mutableSetOf()
-
-            // Backup library manga and its dependencies
-            mangas.forEach { manga ->
-                mangaEntries.add(backupMangaObject(manga, flags))
-
-                // Maintain set of extensions/sources used (excludes local source)
-                if (manga.source != LocalSource.ID) {
-                    sourceManager.get(manga.source)?.let {
-                        extensions.add("${manga.source}:${it.name}")
-                    }
-                }
-            }
-
-            // Backup categories
-            if ((flags and BACKUP_CATEGORY_MASK) == BACKUP_CATEGORY) {
-                backupCategories(categoryEntries)
-            }
-
-            // Backup extension ID/name mapping
-            backupExtensionInfo(extensionEntries, extensions)
-        }
-
-        try {
-            val file: UniFile = (
-                if (isJob) {
-                    // Get dir of file and create
-                    var dir = UniFile.fromUri(context, uri)
-                    dir = dir.createDirectory("automatic")
-
-                    // Delete older backups
-                    val numberOfBackups = numberOfBackups()
-                    val backupRegex = Regex("""tachiyomi_\d+-\d+-\d+_\d+-\d+.json""")
-                    dir.listFiles { _, filename -> backupRegex.matches(filename) }
-                        .orEmpty()
-                        .sortedByDescending { it.name }
-                        .drop(numberOfBackups - 1)
-                        .forEach { it.delete() }
-
-                    // Create new file to place backup
-                    dir.createFile(Backup.getDefaultFilename())
-                } else {
-                    UniFile.fromUri(context, uri)
-                }
-                )
-                ?: throw Exception("Couldn't create backup file")
-
-            file.openOutputStream().bufferedWriter().use {
-                parser.toJson(root, it)
-            }
-            return file.uri.toString()
-        } catch (e: Exception) {
-            Timber.e(e)
-            throw e
-        }
-    }
-
-    private fun backupExtensionInfo(root: JsonArray, extensions: Set<String>) {
-        extensions.sorted().forEach {
-            root.add(it)
-        }
-    }
-
-    /**
-     * Backup the categories of library
-     *
-     * @param root root of categories json
-     */
-    internal fun backupCategories(root: JsonArray) {
-        val categories = databaseHelper.getCategories().executeAsBlocking()
-        categories.forEach { root.add(parser.toJsonTree(it)) }
-    }
-
-    /**
-     * Convert a manga to Json
-     *
-     * @param manga manga that gets converted
-     * @return [JsonElement] containing manga information
-     */
-    internal fun backupMangaObject(manga: Manga, options: Int): JsonElement {
-        // Entry for this manga
-        val entry = JsonObject()
-
-        // Backup manga fields
-        entry[MANGA] = parser.toJsonTree(manga)
-
-        // Check if user wants chapter information in backup
-        if (options and BACKUP_CHAPTER_MASK == BACKUP_CHAPTER) {
-            // Backup all the chapters
-            val chapters = databaseHelper.getChapters(manga).executeAsBlocking()
-            if (chapters.isNotEmpty()) {
-                val chaptersJson = parser.toJsonTree(chapters)
-                if (chaptersJson.asJsonArray.size() > 0) {
-                    entry[CHAPTERS] = chaptersJson
-                }
-            }
-        }
-
-        // Check if user wants category information in backup
-        if (options and BACKUP_CATEGORY_MASK == BACKUP_CATEGORY) {
-            // Backup categories for this manga
-            val categoriesForManga = databaseHelper.getCategoriesForManga(manga).executeAsBlocking()
-            if (categoriesForManga.isNotEmpty()) {
-                val categoriesNames = categoriesForManga.map { it.name }
-                entry[CATEGORIES] = parser.toJsonTree(categoriesNames)
-            }
-        }
-
-        // Check if user wants track information in backup
-        if (options and BACKUP_TRACK_MASK == BACKUP_TRACK) {
-            val tracks = databaseHelper.getTracks(manga).executeAsBlocking()
-            if (tracks.isNotEmpty()) {
-                entry[TRACK] = parser.toJsonTree(tracks)
-            }
-        }
-
-        // Check if user wants history information in backup
-        if (options and BACKUP_HISTORY_MASK == BACKUP_HISTORY) {
-            val historyForManga = databaseHelper.getHistoryByMangaId(manga.id!!).executeAsBlocking()
-            if (historyForManga.isNotEmpty()) {
-                val historyData = historyForManga.mapNotNull { history ->
-                    val url = databaseHelper.getChapter(history.chapter_id).executeAsBlocking()?.url
-                    url?.let { DHistory(url, history.last_read) }
-                }
-                val historyJson = parser.toJsonTree(historyData)
-                if (historyJson.asJsonArray.size() > 0) {
-                    entry[HISTORY] = historyJson
-                }
-            }
-        }
-
-        return entry
-    }
 
     fun restoreMangaNoFetch(manga: Manga, dbManga: Manga) {
         manga.id = dbManga.id

app/src/main/java/eu/kanade/tachiyomi/data/notification/NotificationReceiver.kt

@@ -152,7 +152,7 @@ class NotificationReceiver : BroadcastReceiver() {
     private fun shareBackup(context: Context, uri: Uri, notificationId: Int) {
         val sendIntent = Intent(Intent.ACTION_SEND).apply {
             putExtra(Intent.EXTRA_STREAM, uri)
-            type = "application/json"
+            type = "application/x-protobuf+gzip"
             flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_GRANT_READ_URI_PERMISSION
         }
         // Dismiss notification
@@ -328,8 +328,6 @@ class NotificationReceiver : BroadcastReceiver() {
         // Value containing chapter url.
         private const val EXTRA_CHAPTER_URL = "$ID.$NAME.EXTRA_CHAPTER_URL"
 
-        private const val EXTRA_IS_LEGACY_BACKUP = "$ID.$NAME.EXTRA_IS_LEGACY_BACKUP"
-
         /**
          * Returns a [PendingIntent] that resumes the download of a chapter
          *
@@ -627,11 +625,10 @@ class NotificationReceiver : BroadcastReceiver() {
          * @param notificationId id of notification
          * @return [PendingIntent]
          */
-        internal fun shareBackupPendingBroadcast(context: Context, uri: Uri, isLegacyFormat: Boolean, notificationId: Int): PendingIntent {
+        internal fun shareBackupPendingBroadcast(context: Context, uri: Uri, notificationId: Int): PendingIntent {
             val intent = Intent(context, NotificationReceiver::class.java).apply {
                 action = ACTION_SHARE_BACKUP
                 putExtra(EXTRA_URI, uri)
-                putExtra(EXTRA_IS_LEGACY_BACKUP, isLegacyFormat)
                 putExtra(EXTRA_NOTIFICATION_ID, notificationId)
             }
             return PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT)

app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt

@@ -217,8 +217,6 @@ object PreferenceKeys {
     const val showSourcesInShortcuts = "show_sources_shortcuts"
     const val openChapterInShortcuts = "open_chapter_shortcuts"
 
-    const val createLegacyBackup = "create_legacy_backup"
-
     const val dohProvider = "doh_provider"
 
     const val showNsfwSource = "show_nsfw_source"

app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt

@@ -410,7 +410,6 @@ class PreferencesHelper(val context: Context) {
     fun showNsfwExtension() = flowPrefs.getBoolean(Keys.showNsfwExtension, true)
     fun labelNsfwExtension() = prefs.getBoolean(Keys.labelNsfwExtension, true)
 
-    fun createLegacyBackup() = flowPrefs.getBoolean(Keys.createLegacyBackup, true)
     fun dohProvider() = prefs.getInt(Keys.dohProvider, -1)
 
     fun showSeriesInShortcuts() = prefs.getBoolean(Keys.showSeriesInShortcuts, true)

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsBackupController.kt

@@ -3,7 +3,6 @@ package eu.kanade.tachiyomi.ui.setting
 import android.app.Activity
 import android.app.Dialog
 import android.content.ActivityNotFoundException
-import android.content.Context
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
@@ -23,7 +22,6 @@ import eu.kanade.tachiyomi.data.backup.BackupRestoreService
 import eu.kanade.tachiyomi.data.backup.full.FullBackupRestoreValidator
 import eu.kanade.tachiyomi.data.backup.full.models.BackupFull
 import eu.kanade.tachiyomi.data.backup.legacy.LegacyBackupRestoreValidator
-import eu.kanade.tachiyomi.data.backup.legacy.models.Backup
 import eu.kanade.tachiyomi.data.preference.asImmediateFlow
 import eu.kanade.tachiyomi.ui.base.controller.DialogController
 import eu.kanade.tachiyomi.util.system.getFilePicker
@@ -56,14 +54,15 @@ class SettingsBackupController : SettingsController() {
                 titleRes = R.string.create_backup
                 summaryRes = R.string.can_be_used_to_restore
 
-                onClick { backup(context, BackupConst.BACKUP_TYPE_FULL) }
+                onClick {
+                    if (!BackupCreateService.isRunning(context)) {
+                        val ctrl = CreateBackupDialog()
+                        ctrl.targetController = this@SettingsBackupController
+                        ctrl.showDialog(router)
+                    } else {
+                        context.toast(R.string.backup_in_progress)
+                    }
                 }
-            preference {
-                key = "pref_create_legacy_backup"
-                titleRes = R.string.create_legacy_backup
-                summaryRes = R.string.can_be_used_in_older_tachi
-
-                onClick { backup(context, BackupConst.BACKUP_TYPE_LEGACY) }
             }
             preference {
                 key = "pref_restore_backup"
@@ -144,24 +143,6 @@ class SettingsBackupController : SettingsController() {
                 preferences.backupInterval().asImmediateFlow { isVisible = it > 0 }
                     .launchIn(viewScope)
             }
-            switchPreference {
-                key = Keys.createLegacyBackup
-                titleRes = R.string.also_create_legacy_backup
-                defaultValue = true
-
-                preferences.backupInterval().asImmediateFlow { isVisible = it > 0 }
-                    .launchIn(viewScope)
-            }
-        }
-    }
-
-    private fun backup(context: Context, type: Int) {
-        if (!BackupCreateService.isRunning(context)) {
-            val ctrl = CreateBackupDialog(type)
-            ctrl.targetController = this@SettingsBackupController
-            ctrl.showDialog(router)
-        } else {
-            context.toast(R.string.backup_in_progress)
         }
     }
 
@@ -182,7 +163,7 @@ class SettingsBackupController : SettingsController() {
                     // Set backup Uri
                     preferences.backupsDirectory().set(uri.toString())
                 }
-                CODE_FULL_BACKUP_CREATE, CODE_LEGACY_BACKUP_CREATE -> {
+                CODE_BACKUP_CREATE -> {
                     val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
                         Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 
@@ -198,7 +179,6 @@ class SettingsBackupController : SettingsController() {
                         activity,
                         file.uri,
                         backupFlags,
-                        if (requestCode == CODE_FULL_BACKUP_CREATE) BackupConst.BACKUP_TYPE_FULL else BackupConst.BACKUP_TYPE_LEGACY
                     )
                 }
                 CODE_BACKUP_RESTORE -> {
@@ -227,43 +207,25 @@ class SettingsBackupController : SettingsController() {
         }
     }
 
-    fun createBackup(flags: Int, type: Int) {
+    fun createBackup(flags: Int) {
         backupFlags = flags
 
-        val code = when (type) {
-            BackupConst.BACKUP_TYPE_FULL -> CODE_FULL_BACKUP_CREATE
-            else -> CODE_LEGACY_BACKUP_CREATE
-        }
-        val fileName = when (type) {
-            BackupConst.BACKUP_TYPE_FULL -> BackupFull.getDefaultFilename()
-            else -> Backup.getDefaultFilename()
-        }
-        // Setup custom file picker intent
-        // Get dirs
-        val currentDir = preferences.backupsDirectory().get()
-
         try {
             // Use Android's built-in file creator
             val intent = Intent(Intent.ACTION_CREATE_DOCUMENT)
                 .addCategory(Intent.CATEGORY_OPENABLE)
                 .setType("application/*")
-                .putExtra(Intent.EXTRA_TITLE, fileName)
+                .putExtra(Intent.EXTRA_TITLE, BackupFull.getDefaultFilename())
 
-            startActivityForResult(intent, code)
+            startActivityForResult(intent, CODE_BACKUP_CREATE)
         } catch (e: ActivityNotFoundException) {
             activity?.toast(R.string.file_picker_error)
         }
     }
 
     class CreateBackupDialog(bundle: Bundle? = null) : DialogController(bundle) {
-        constructor(type: Int) : this(
-            bundleOf(
-                KEY_TYPE to type
-            )
-        )
 
         override fun onCreateDialog(savedViewState: Bundle?): Dialog {
-            val type = args.getInt(KEY_TYPE)
             val activity = activity!!
             val options = arrayOf(
                 R.string.manga,
@@ -294,15 +256,11 @@ class SettingsBackupController : SettingsController() {
                         }
                     }
 
-                    (targetController as? SettingsBackupController)?.createBackup(flags, type)
+                    (targetController as? SettingsBackupController)?.createBackup(flags)
                 }
                 .positiveButton(R.string.create)
                 .negativeButton(android.R.string.cancel)
         }
-
-        private companion object {
-            const val KEY_TYPE = "CreateBackupDialog.type"
-        }
     }
 
     class RestoreBackupDialog(bundle: Bundle? = null) : DialogController(bundle) {
@@ -364,9 +322,8 @@ class SettingsBackupController : SettingsController() {
     }
 
     private companion object {
-        const val CODE_LEGACY_BACKUP_CREATE = 501
         const val CODE_BACKUP_DIR = 503
-        const val CODE_FULL_BACKUP_CREATE = 504
+        const val CODE_BACKUP_CREATE = 504
         const val CODE_BACKUP_RESTORE = 505
     }
 }