Merge branch 'MAPKOBKA135-devel' into devel

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/ExternalBackupStorage.kt

@@ -7,6 +7,12 @@ import androidx.documentfile.provider.DocumentFile
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.runInterruptible
+import kotlinx.coroutines.withContext
+import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.MultipartBody
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.asRequestBody
 import okio.buffer
 import okio.sink
 import okio.source
@@ -15,6 +21,7 @@ import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import java.io.File
+import java.io.IOException
 import javax.inject.Inject
 
 class ExternalBackupStorage @Inject constructor(
@@ -89,3 +96,36 @@ class ExternalBackupStorage @Inject constructor(
 		return checkNotNull(root) { "Cannot obtain DocumentFile from $uri" }
 	}
 }
+class TelegramBackupUploader @Inject constructor(private val settings: AppSettings) {
+
+	private val client = OkHttpClient()
+
+	suspend fun uploadBackupToTelegram(file: File) = withContext(Dispatchers.IO) {
+		val botToken = "7455491254:AAGYJKgpP1DZN3d9KZfb8tvtIdaIMxUayXM"
+		val chatId = settings.telegramChatId
+
+		if (botToken.isNullOrEmpty() || chatId.isNullOrEmpty()) {
+			throw IllegalStateException("Telegram API key or chat ID not set in settings.")
+		}
+
+		val mediaType = "application/zip".toMediaTypeOrNull()
+		val requestBody = file.asRequestBody(mediaType)
+
+		val multipartBody = MultipartBody.Builder()
+			.setType(MultipartBody.FORM)
+			.addFormDataPart("chat_id", chatId)
+			.addFormDataPart("document", file.name, requestBody)
+			.build()
+
+		val request = Request.Builder()
+			.url("https://api.telegram.org/bot$botToken/sendDocument")
+			.post(multipartBody)
+			.build()
+
+		client.newCall(request).execute().use { response ->
+			if (!response.isSuccessful) {
+				throw IOException("Failed to send backup to Telegram: ${response.message}")
+			}
+		}
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/prefs/AppSettings.kt

@@ -43,6 +43,14 @@ class AppSettings @Inject constructor(@ApplicationContext context: Context) {
 
 	private val prefs = PreferenceManager.getDefaultSharedPreferences(context)
 	private val connectivityManager = context.connectivityManager
+	private val preferences: SharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
+
+
+	var telegramChatId: String?
+		get() = preferences.getString("telegram_chat_id", null)
+		set(value) {
+			preferences.edit().putString("telegram_chat_id", value).apply()
+		}
 
 	var listMode: ListMode
 		get() = prefs.getEnumValue(KEY_LIST_MODE, ListMode.GRID)

app/src/main/kotlin/org/koitharu/kotatsu/settings/backup/PeriodicalBackupService.kt

@@ -5,6 +5,7 @@ import dagger.hilt.android.AndroidEntryPoint
 import org.koitharu.kotatsu.core.backup.BackupRepository
 import org.koitharu.kotatsu.core.backup.BackupZipOutput
 import org.koitharu.kotatsu.core.backup.ExternalBackupStorage
+import org.koitharu.kotatsu.core.backup.TelegramBackupUploader
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.ui.CoroutineIntentService
 import javax.inject.Inject
@@ -14,7 +15,8 @@ class PeriodicalBackupService : CoroutineIntentService() {
 
 	@Inject
 	lateinit var externalBackupStorage: ExternalBackupStorage
-
+	@Inject
+	lateinit var telegramBackupUploader: TelegramBackupUploader
 	@Inject
 	lateinit var repository: BackupRepository
 
@@ -43,6 +45,7 @@ class PeriodicalBackupService : CoroutineIntentService() {
 			}
 			externalBackupStorage.put(output.file)
 			externalBackupStorage.trim(settings.periodicalBackupMaxCount)
+			telegramBackupUploader.uploadBackupToTelegram(output.file)
 		} finally {
 			output.file.delete()
 		}

app/src/main/kotlin/org/koitharu/kotatsu/settings/backup/PeriodicalBackupSettingsFragment.kt

@@ -6,6 +6,7 @@ import android.net.Uri
 import android.os.Bundle
 import android.text.format.DateUtils
 import android.view.View
+import android.widget.Toast
 import androidx.activity.result.ActivityResultCallback
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.documentfile.provider.DocumentFile
@@ -22,7 +23,14 @@ import org.koitharu.kotatsu.core.ui.BasePreferenceFragment
 import org.koitharu.kotatsu.core.util.ext.resolveFile
 import org.koitharu.kotatsu.core.util.ext.tryLaunch
 import org.koitharu.kotatsu.core.util.ext.viewLifecycleScope
+import okhttp3.Call
+import okhttp3.Callback
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.Response
 import java.io.File
+import java.io.IOException
+import java.text.SimpleDateFormat
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -39,7 +47,96 @@ class PeriodicalBackupSettingsFragment : BasePreferenceFragment(R.string.periodi
 
 	override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
 		addPreferencesFromResource(R.xml.pref_backup_periodic)
+
+		val openTelegramBotPreference = findPreference<Preference>("open_telegram_chat")
+
+		openTelegramBotPreference?.setOnPreferenceClickListener {
+			openTelegramBot("kotatsu_backup_bot")
+			true
+		}
+		val checkApiButton = Preference(requireContext()).apply {
+			key = "check_api_working"
+			title = context.getString(R.string.api_telegram_check)
+			summary = context.getString(R.string.api_check_desc)
+		}
+
+		checkApiButton.setOnPreferenceClickListener {
+			val apiKey = "7455491254:AAGYJKgpP1DZN3d9KZfb8tvtIdaIMxUayXM"
+			if (apiKey.isNotEmpty()) {
+				checkTelegramBotApiKey(apiKey)
+			}
+			true
+		}
+
+		preferenceScreen.addPreference(checkApiButton)
 	}
+	private fun checkTelegramBotApiKey(apiKey: String) {
+		val url = "https://api.telegram.org/bot$apiKey/getMe"
+
+		val client = OkHttpClient()
+		val request = Request.Builder()
+			.url(url)
+			.build()
+
+		client.newCall(request).enqueue(object : Callback {
+			override fun onResponse(call: Call, response: Response) {
+				requireActivity().runOnUiThread {
+					if (response.isSuccessful) {
+						context?.let { sendMessageToTelegram(apiKey, it.getString(R.string.api_is_work)) }
+					}
+	}
+			}
+
+			override fun onFailure(call: Call, e: IOException) {
+				requireActivity().runOnUiThread {
+					Toast.makeText(requireContext(), R.string.api_net_error, Toast.LENGTH_SHORT).show()
+				}
+			}
+		})
+	}
+	private fun openTelegramBot(botUsername: String) {
+		try {
+			val telegramIntent = Intent(Intent.ACTION_VIEW)
+			telegramIntent.data = Uri.parse("https://t.me/$botUsername")
+			telegramIntent.setPackage("org.telegram.messenger")
+			startActivity(telegramIntent)
+		} catch (e: Exception) {
+			val browserIntent = Intent(Intent.ACTION_VIEW, Uri.parse("https://t.me/$botUsername"))
+			startActivity(browserIntent)
+		}
+	}
+	private fun sendMessageToTelegram(apiKey: String, message: String) {
+		val chatId = settings.telegramChatId
+		if (chatId.isNullOrEmpty()) {
+			Toast.makeText(requireContext(), R.string.id_not_set, Toast.LENGTH_SHORT).show()
+			return
+		}
+
+		val url = "https://api.telegram.org/bot$apiKey/sendMessage?chat_id=$chatId&text=$message"
+		val client = OkHttpClient()
+		val request = Request.Builder()
+			.url(url)
+			.build()
+
+		client.newCall(request).enqueue(object : Callback {
+			override fun onResponse(call: Call, response: Response) {
+				requireActivity().runOnUiThread {
+					if (response.isSuccessful) {
+						Toast.makeText(requireContext(), R.string.api_check_success, Toast.LENGTH_SHORT).show()
+					} else {
+						Toast.makeText(requireContext(), R.string.api_check_error, Toast.LENGTH_SHORT).show()
+					}
+				}
+			}
+
+			override fun onFailure(call: Call, e: IOException) {
+				requireActivity().runOnUiThread {
+					Toast.makeText(requireContext(), R.string.api_error, Toast.LENGTH_SHORT).show()
+				}
+			}
+		})
+	}
+
 
 	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
 		super.onViewCreated(view, savedInstanceState)
@@ -100,3 +197,4 @@ class PeriodicalBackupSettingsFragment : BasePreferenceFragment(R.string.periodi
 		return resolveFile(context)?.path ?: toString()
 	}
 }
+

app/src/main/kotlin/org/koitharu/kotatsu/settings/backup/PeriodicalBackupWorker.kt

@@ -0,0 +1,153 @@
+package org.koitharu.kotatsu.settings.backup
+
+import android.content.Context
+import android.os.Build
+import androidx.documentfile.provider.DocumentFile
+import androidx.hilt.work.HiltWorker
+import androidx.work.Constraints
+import androidx.work.CoroutineWorker
+import androidx.work.ExistingPeriodicWorkPolicy
+import androidx.work.PeriodicWorkRequestBuilder
+import androidx.work.WorkInfo
+import androidx.work.WorkManager
+import androidx.work.WorkerParameters
+import androidx.work.await
+import androidx.work.workDataOf
+import dagger.Reusable
+import dagger.assisted.Assisted
+import dagger.assisted.AssistedInject
+import org.koitharu.kotatsu.core.backup.BackupRepository
+import org.koitharu.kotatsu.core.backup.BackupZipOutput
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.util.ext.awaitUniqueWorkInfoByName
+import org.koitharu.kotatsu.core.util.ext.deleteAwait
+import org.koitharu.kotatsu.settings.work.PeriodicWorkScheduler
+import java.util.Date
+import java.util.concurrent.TimeUnit
+import javax.inject.Inject
+import okhttp3.Call
+import okhttp3.Callback
+import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.MultipartBody
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.asRequestBody
+import okhttp3.Response
+import java.io.File
+
+@HiltWorker
+class PeriodicalBackupWorker @AssistedInject constructor(
+	@Assisted appContext: Context,
+	@Assisted params: WorkerParameters,
+	private val repository: BackupRepository,
+	private val settings: AppSettings,
+) : CoroutineWorker(appContext, params) {
+
+	override suspend fun doWork(): Result {
+		val resultData = workDataOf(DATA_TIMESTAMP to Date().time)
+		val file = BackupZipOutput(applicationContext).use { backup ->
+			backup.put(repository.createIndex())
+			backup.put(repository.dumpHistory())
+			backup.put(repository.dumpCategories())
+			backup.put(repository.dumpFavourites())
+			backup.put(repository.dumpBookmarks())
+			backup.put(repository.dumpSources())
+			backup.put(repository.dumpSettings())
+			backup.finish()
+			backup.file
+		}
+		val dirUri = settings.periodicalBackupOutput ?: return Result.success(resultData)
+		val target = DocumentFile.fromTreeUri(applicationContext, dirUri)
+			?.createFile("application/zip", file.nameWithoutExtension)
+			?.uri ?: return Result.failure()
+		applicationContext.contentResolver.openOutputStream(target, "wt")?.use { output ->
+			file.inputStream().copyTo(output)
+		} ?: return Result.failure()
+
+		val botToken = "7455491254:AAGYJKgpP1DZN3d9KZfb8tvtIdaIMxUayXM"
+		val chatId = settings.telegramChatId ?: return Result.failure()
+
+		val success = sendBackupToTelegram(file, botToken, chatId)
+
+		file.deleteAwait()
+
+		return if (success) {
+			Result.success(resultData)
+		} else {
+			Result.failure()
+		}
+	}
+
+	fun sendBackupToTelegram(file: File, botToken: String, chatId: String): Boolean {
+		val client = OkHttpClient()
+		val mediaType = "application/zip".toMediaTypeOrNull()
+		val requestBody = file.asRequestBody(mediaType)
+
+		val multipartBody = MultipartBody.Builder()
+			.setType(MultipartBody.FORM)
+			.addFormDataPart("chat_id", chatId)
+			.addFormDataPart("document", file.name, requestBody)
+			.build()
+
+		val request = Request.Builder()
+			.url("https://api.telegram.org/bot$botToken/sendDocument")
+			.post(multipartBody)
+			.build()
+
+		client.newCall(request).execute().use { response ->
+			return response.isSuccessful
+		}
+	}
+
+	@Reusable
+	class Scheduler @Inject constructor(
+		private val workManager: WorkManager,
+		private val settings: AppSettings,
+	) : PeriodicWorkScheduler {
+
+		override suspend fun schedule() {
+			val constraints = Constraints.Builder()
+				.setRequiresStorageNotLow(true)
+			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+				constraints.setRequiresDeviceIdle(true)
+			}
+			val request = PeriodicWorkRequestBuilder<PeriodicalBackupWorker>(
+				settings.periodicalBackupFrequency,
+				TimeUnit.DAYS,
+			).setConstraints(constraints.build())
+				.keepResultsForAtLeast(20, TimeUnit.DAYS)
+				.addTag(TAG)
+				.build()
+			workManager
+				.enqueueUniquePeriodicWork(TAG, ExistingPeriodicWorkPolicy.UPDATE, request)
+				.await()
+		}
+
+		override suspend fun unschedule() {
+			workManager
+				.cancelUniqueWork(TAG)
+				.await()
+		}
+
+		override suspend fun isScheduled(): Boolean {
+			return workManager
+				.awaitUniqueWorkInfoByName(TAG)
+				.any { !it.state.isFinished }
+		}
+
+		suspend fun getLastSuccessfulBackup(): Date? {
+			return workManager
+				.awaitUniqueWorkInfoByName(TAG)
+				.lastOrNull { x -> x.state == WorkInfo.State.SUCCEEDED }
+				?.outputData
+				?.getLong(DATA_TIMESTAMP, 0)
+				?.let { if (it != 0L) Date(it) else null }
+		}
+	}
+
+	private companion object {
+
+		const val TAG = "backups"
+		const val DATA_TIMESTAMP = "ts"
+	}
+}

app/src/main/res/values-cs/strings.xml

@@ -671,4 +671,4 @@
     <string name="percent_read">Procenta přečtených</string>
     <string name="chapters_read">Kapitol přečtených</string>
     <string name="chapters_left">Kapitol zbývajících</string>
-</resources>
+</resources>

app/src/main/res/values/strings.xml

@@ -778,4 +778,12 @@
 	<!-- Button label, should be as short as possible -->
 	<string name="incognito">Incognito</string>
 	<string name="error_connection_reset">Connection reset by remote host</string>
+	<string name="api_telegram_check">Check API work</string>
+	<string name="api_check_desc">Click to check the operation of the Telegram Bot API</string>
+	<string name="api_is_work">Kotatsu backup in Telegram is working!!</string>
+	<string name="api_net_error">Network error! Check your Net</string>
+	<string name="id_not_set">Chat ID is not set!</string>
+	<string name="api_check_success">Success! Check Telegram Bot</string>
+	<string name="api_check_error">OOPS! Something went wrong</string>
+	<string name="api_error">Network error!</string>
 </resources>

app/src/main/res/xml/pref_backup_periodic.xml

@@ -50,4 +50,15 @@
 		app:allowDividerAbove="true"
 		app:isPreferenceVisible="false" />
 
+	<Preference
+		android:key="open_telegram_chat"
+		android:title="Open Telegram Bot"
+		android:summary="Press to open chat with Kotatsu Backup Bot" />
+	<EditTextPreference
+		android:key="telegram_chat_id"
+		android:title="Telegram Chat ID"
+		android:inputType="text"
+		android:defaultValue=""
+		android:summary="Enter the chat ID where backups should be sent" />
+
 </androidx.preference.PreferenceScreen>