mirror of
https://github.com/rebelonion/Dantotsu.git
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524 lines
21 KiB
Kotlin
524 lines
21 KiB
Kotlin
package ani.dantotsu.download.anime
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import android.Manifest
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import android.app.Service
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import android.content.IntentFilter
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import android.content.pm.PackageManager
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import android.content.pm.ServiceInfo
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import android.os.Build
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import android.os.Environment
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import android.os.IBinder
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import android.widget.Toast
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import androidx.core.app.ActivityCompat
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import androidx.core.app.NotificationCompat
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import androidx.core.app.NotificationManagerCompat
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import androidx.core.content.ContextCompat
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import androidx.media3.common.util.UnstableApi
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import androidx.media3.exoplayer.offline.DownloadManager
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import androidx.media3.exoplayer.offline.DownloadService
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import ani.dantotsu.FileUrl
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import ani.dantotsu.R
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import ani.dantotsu.currActivity
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import ani.dantotsu.download.DownloadedType
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import ani.dantotsu.download.DownloadsManager
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import ani.dantotsu.download.video.ExoplayerDownloadService
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import ani.dantotsu.download.video.Helper
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import ani.dantotsu.logger
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import ani.dantotsu.media.Media
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import ani.dantotsu.media.SubtitleDownloader
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import ani.dantotsu.media.anime.AnimeWatchFragment
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import ani.dantotsu.parsers.Subtitle
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import ani.dantotsu.parsers.Video
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import ani.dantotsu.snackString
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import com.google.firebase.crashlytics.FirebaseCrashlytics
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import com.google.gson.GsonBuilder
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import com.google.gson.InstanceCreator
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import eu.kanade.tachiyomi.animesource.model.SAnime
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import eu.kanade.tachiyomi.animesource.model.SAnimeImpl
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import eu.kanade.tachiyomi.animesource.model.SEpisode
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import eu.kanade.tachiyomi.animesource.model.SEpisodeImpl
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import eu.kanade.tachiyomi.data.notification.Notifications
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import eu.kanade.tachiyomi.source.model.SChapter
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import eu.kanade.tachiyomi.source.model.SChapterImpl
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.DelicateCoroutinesApi
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.GlobalScope
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import kotlinx.coroutines.Job
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import kotlinx.coroutines.SupervisorJob
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.sync.Mutex
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import kotlinx.coroutines.sync.withLock
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import kotlinx.coroutines.withContext
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import uy.kohesive.injekt.Injekt
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import uy.kohesive.injekt.api.get
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import java.io.File
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import java.io.FileOutputStream
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import java.net.HttpURLConnection
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import java.net.URL
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import java.util.Queue
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import java.util.concurrent.ConcurrentLinkedQueue
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class AnimeDownloaderService : Service() {
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private lateinit var notificationManager: NotificationManagerCompat
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private lateinit var builder: NotificationCompat.Builder
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private val downloadsManager: DownloadsManager = Injekt.get<DownloadsManager>()
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private val downloadJobs = mutableMapOf<String, Job>()
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private val mutex = Mutex()
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private var isCurrentlyProcessing = false
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private var currentTasks: MutableList<AnimeDownloadTask> = mutableListOf()
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override fun onBind(intent: Intent?): IBinder? {
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// This is only required for bound services.
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return null
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}
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override fun onCreate() {
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super.onCreate()
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notificationManager = NotificationManagerCompat.from(this)
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builder =
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NotificationCompat.Builder(this, Notifications.CHANNEL_DOWNLOADER_PROGRESS).apply {
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setContentTitle("Anime Download Progress")
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setSmallIcon(R.drawable.ic_round_download_24)
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priority = NotificationCompat.PRIORITY_DEFAULT
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setOnlyAlertOnce(true)
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}
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
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startForeground(
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NOTIFICATION_ID,
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builder.build(),
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ServiceInfo.FOREGROUND_SERVICE_TYPE_DATA_SYNC
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)
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} else {
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startForeground(NOTIFICATION_ID, builder.build())
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}
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ContextCompat.registerReceiver(
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this,
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cancelReceiver,
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IntentFilter(ACTION_CANCEL_DOWNLOAD),
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ContextCompat.RECEIVER_EXPORTED
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)
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}
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override fun onDestroy() {
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super.onDestroy()
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AnimeServiceDataSingleton.downloadQueue.clear()
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downloadJobs.clear()
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AnimeServiceDataSingleton.isServiceRunning = false
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unregisterReceiver(cancelReceiver)
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}
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override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
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snackString("Download started")
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val serviceScope = CoroutineScope(SupervisorJob() + Dispatchers.Default)
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serviceScope.launch {
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mutex.withLock {
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if (!isCurrentlyProcessing) {
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isCurrentlyProcessing = true
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processQueue()
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isCurrentlyProcessing = false
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}
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}
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}
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return START_NOT_STICKY
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}
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private fun processQueue() {
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CoroutineScope(Dispatchers.Default).launch {
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while (AnimeServiceDataSingleton.downloadQueue.isNotEmpty()) {
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val task = AnimeServiceDataSingleton.downloadQueue.poll()
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if (task != null) {
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val job = launch { download(task) }
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currentTasks.add(task)
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mutex.withLock {
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downloadJobs[task.getTaskName()] = job
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}
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job.join() // Wait for the job to complete before continuing to the next task
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mutex.withLock {
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downloadJobs.remove(task.getTaskName())
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}
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updateNotification() // Update the notification after each task is completed
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}
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if (AnimeServiceDataSingleton.downloadQueue.isEmpty()) {
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withContext(Dispatchers.Main) {
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stopSelf() // Stop the service when the queue is empty
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}
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}
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}
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}
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}
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@UnstableApi
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fun cancelDownload(taskName: String) {
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val url =
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AnimeServiceDataSingleton.downloadQueue.find { it.getTaskName() == taskName }?.video?.file?.url
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?: currentTasks.find { it.getTaskName() == taskName }?.video?.file?.url ?: ""
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if (url.isEmpty()) {
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snackString("Failed to cancel download")
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return
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}
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currentTasks.removeAll { it.getTaskName() == taskName }
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DownloadService.sendSetStopReason(
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this@AnimeDownloaderService,
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ExoplayerDownloadService::class.java,
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url,
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androidx.media3.exoplayer.offline.Download.STATE_STOPPED,
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false
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)
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DownloadService.sendRemoveDownload(
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this@AnimeDownloaderService,
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ExoplayerDownloadService::class.java,
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url,
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false
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)
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CoroutineScope(Dispatchers.Default).launch {
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mutex.withLock {
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downloadJobs[taskName]?.cancel()
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downloadJobs.remove(taskName)
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AnimeServiceDataSingleton.downloadQueue.removeAll { it.getTaskName() == taskName }
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updateNotification() // Update the notification after cancellation
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}
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}
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}
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private fun updateNotification() {
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// Update the notification to reflect the current state of the queue
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val pendingDownloads = AnimeServiceDataSingleton.downloadQueue.size
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val text = if (pendingDownloads > 0) {
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"Pending downloads: $pendingDownloads"
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} else {
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"All downloads completed"
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}
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builder.setContentText(text)
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if (ActivityCompat.checkSelfPermission(
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this,
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Manifest.permission.POST_NOTIFICATIONS
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) != PackageManager.PERMISSION_GRANTED
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) {
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return
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}
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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}
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@androidx.annotation.OptIn(UnstableApi::class)
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suspend fun download(task: AnimeDownloadTask) {
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try {
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val downloadManager = Helper.downloadManager(this@AnimeDownloaderService)
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withContext(Dispatchers.Main) {
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val notifi = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
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ContextCompat.checkSelfPermission(
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this@AnimeDownloaderService,
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Manifest.permission.POST_NOTIFICATIONS
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) == PackageManager.PERMISSION_GRANTED
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} else {
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true
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}
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builder.setContentText("Downloading ${task.title} - ${task.episode}")
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if (notifi) {
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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}
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broadcastDownloadStarted(task.episode)
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currActivity()?.let {
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Helper.downloadVideo(
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it,
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task.video,
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task.subtitle
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)
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}
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saveMediaInfo(task)
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task.subtitle?.let {
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SubtitleDownloader.downloadSubtitle(
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this@AnimeDownloaderService,
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it.file.url,
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DownloadedType(
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task.title,
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task.episode,
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DownloadedType.Type.ANIME,
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)
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)
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}
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val downloadStarted =
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hasDownloadStarted(downloadManager, task, 30000) // 30 seconds timeout
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if (!downloadStarted) {
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logger("Download failed to start")
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builder.setContentText("${task.title} - ${task.episode} Download failed to start")
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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snackString("${task.title} - ${task.episode} Download failed to start")
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broadcastDownloadFailed(task.episode)
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return@withContext
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}
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// periodically check if the download is complete
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while (downloadManager.downloadIndex.getDownload(task.video.file.url) != null) {
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val download = downloadManager.downloadIndex.getDownload(task.video.file.url)
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if (download != null) {
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if (download.state == androidx.media3.exoplayer.offline.Download.STATE_FAILED) {
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logger("Download failed")
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builder.setContentText("${task.title} - ${task.episode} Download failed")
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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snackString("${task.title} - ${task.episode} Download failed")
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logger("Download failed: ${download.failureReason}")
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downloadsManager.removeDownload(
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DownloadedType(
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task.title,
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task.episode,
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DownloadedType.Type.ANIME,
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)
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)
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FirebaseCrashlytics.getInstance().recordException(
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Exception(
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"Anime Download failed:" +
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" ${download.failureReason}" +
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" url: ${task.video.file.url}" +
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" title: ${task.title}" +
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" episode: ${task.episode}"
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)
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)
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currentTasks.removeAll { it.getTaskName() == task.getTaskName() }
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broadcastDownloadFailed(task.episode)
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break
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}
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if (download.state == androidx.media3.exoplayer.offline.Download.STATE_COMPLETED) {
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logger("Download completed")
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builder.setContentText("${task.title} - ${task.episode} Download completed")
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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snackString("${task.title} - ${task.episode} Download completed")
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getSharedPreferences(
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getString(R.string.anime_downloads),
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Context.MODE_PRIVATE
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).edit().putString(
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task.getTaskName(),
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task.video.file.url
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).apply()
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downloadsManager.addDownload(
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DownloadedType(
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task.title,
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task.episode,
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DownloadedType.Type.ANIME,
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)
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)
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currentTasks.removeAll { it.getTaskName() == task.getTaskName() }
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broadcastDownloadFinished(task.episode)
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break
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}
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if (download.state == androidx.media3.exoplayer.offline.Download.STATE_STOPPED) {
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logger("Download stopped")
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builder.setContentText("${task.title} - ${task.episode} Download stopped")
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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snackString("${task.title} - ${task.episode} Download stopped")
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break
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}
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broadcastDownloadProgress(
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task.episode,
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download.percentDownloaded.toInt()
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)
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if (notifi) {
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notificationManager.notify(NOTIFICATION_ID, builder.build())
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}
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}
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kotlinx.coroutines.delay(2000)
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}
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}
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} catch (e: Exception) {
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if (e.message?.contains("Coroutine was cancelled") == false) { //wut
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logger("Exception while downloading file: ${e.message}")
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snackString("Exception while downloading file: ${e.message}")
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e.printStackTrace()
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FirebaseCrashlytics.getInstance().recordException(e)
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}
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broadcastDownloadFailed(task.episode)
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}
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}
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@androidx.annotation.OptIn(UnstableApi::class)
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suspend fun hasDownloadStarted(
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downloadManager: DownloadManager,
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task: AnimeDownloadTask,
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timeout: Long
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): Boolean {
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val startTime = System.currentTimeMillis()
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while (System.currentTimeMillis() - startTime < timeout) {
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val download = downloadManager.downloadIndex.getDownload(task.video.file.url)
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if (download != null) {
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return true
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}
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// Delay between each poll
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kotlinx.coroutines.delay(500)
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}
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return false
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}
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@OptIn(DelicateCoroutinesApi::class)
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private fun saveMediaInfo(task: AnimeDownloadTask) {
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GlobalScope.launch(Dispatchers.IO) {
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val directory = File(
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getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS),
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"${DownloadsManager.animeLocation}/${task.title}"
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)
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val episodeDirectory = File(directory, task.episode)
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if (!directory.exists()) directory.mkdirs()
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if (!episodeDirectory.exists()) episodeDirectory.mkdirs()
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val file = File(directory, "media.json")
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val gson = GsonBuilder()
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.registerTypeAdapter(SChapter::class.java, InstanceCreator<SChapter> {
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SChapterImpl() // Provide an instance of SChapterImpl
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})
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.registerTypeAdapter(SAnime::class.java, InstanceCreator<SAnime> {
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SAnimeImpl() // Provide an instance of SAnimeImpl
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})
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.registerTypeAdapter(SEpisode::class.java, InstanceCreator<SEpisode> {
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SEpisodeImpl() // Provide an instance of SEpisodeImpl
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})
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.create()
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val mediaJson = gson.toJson(task.sourceMedia)
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val media = gson.fromJson(mediaJson, Media::class.java)
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if (media != null) {
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media.cover = media.cover?.let { downloadImage(it, directory, "cover.jpg") }
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media.banner = media.banner?.let { downloadImage(it, directory, "banner.jpg") }
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if (task.episodeImage != null) {
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media.anime?.episodes?.get(task.episode)?.let { episode ->
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episode.thumb = downloadImage(
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task.episodeImage,
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episodeDirectory,
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"episodeImage.jpg"
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)?.let {
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FileUrl(
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it
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)
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}
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}
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downloadImage(task.episodeImage, episodeDirectory, "episodeImage.jpg")
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}
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val jsonString = gson.toJson(media)
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withContext(Dispatchers.Main) {
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file.writeText(jsonString)
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}
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}
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}
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}
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private suspend fun downloadImage(url: String, directory: File, name: String): String? =
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withContext(Dispatchers.IO) {
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var connection: HttpURLConnection? = null
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println("Downloading url $url")
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try {
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connection = URL(url).openConnection() as HttpURLConnection
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connection.connect()
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if (connection.responseCode != HttpURLConnection.HTTP_OK) {
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throw Exception("Server returned HTTP ${connection.responseCode} ${connection.responseMessage}")
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}
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val file = File(directory, name)
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FileOutputStream(file).use { output ->
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connection.inputStream.use { input ->
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input.copyTo(output)
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}
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}
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return@withContext file.absolutePath
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} catch (e: Exception) {
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e.printStackTrace()
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withContext(Dispatchers.Main) {
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Toast.makeText(
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this@AnimeDownloaderService,
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"Exception while saving ${name}: ${e.message}",
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Toast.LENGTH_LONG
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).show()
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}
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null
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} finally {
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connection?.disconnect()
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}
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}
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private fun broadcastDownloadStarted(episodeNumber: String) {
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val intent = Intent(AnimeWatchFragment.ACTION_DOWNLOAD_STARTED).apply {
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putExtra(AnimeWatchFragment.EXTRA_EPISODE_NUMBER, episodeNumber)
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}
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sendBroadcast(intent)
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}
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private fun broadcastDownloadFinished(episodeNumber: String) {
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val intent = Intent(AnimeWatchFragment.ACTION_DOWNLOAD_FINISHED).apply {
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putExtra(AnimeWatchFragment.EXTRA_EPISODE_NUMBER, episodeNumber)
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}
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sendBroadcast(intent)
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}
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private fun broadcastDownloadFailed(episodeNumber: String) {
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val intent = Intent(AnimeWatchFragment.ACTION_DOWNLOAD_FAILED).apply {
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putExtra(AnimeWatchFragment.EXTRA_EPISODE_NUMBER, episodeNumber)
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}
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sendBroadcast(intent)
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}
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private fun broadcastDownloadProgress(episodeNumber: String, progress: Int) {
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val intent = Intent(AnimeWatchFragment.ACTION_DOWNLOAD_PROGRESS).apply {
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putExtra(AnimeWatchFragment.EXTRA_EPISODE_NUMBER, episodeNumber)
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putExtra("progress", progress)
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}
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sendBroadcast(intent)
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}
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private val cancelReceiver = object : BroadcastReceiver() {
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@androidx.annotation.OptIn(UnstableApi::class)
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override fun onReceive(context: Context, intent: Intent) {
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if (intent.action == ACTION_CANCEL_DOWNLOAD) {
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val taskName = intent.getStringExtra(EXTRA_TASK_NAME)
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taskName?.let {
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cancelDownload(it)
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}
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}
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}
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}
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data class AnimeDownloadTask(
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val title: String,
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val episode: String,
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val video: Video,
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val subtitle: Subtitle? = null,
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val sourceMedia: Media? = null,
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val episodeImage: String? = null,
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val retries: Int = 2,
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val simultaneousDownloads: Int = 2,
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) {
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fun getTaskName(): String {
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return "$title - $episode"
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}
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companion object {
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fun getTaskName(title: String, episode: String): String {
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return "$title - $episode"
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}
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}
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}
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companion object {
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private const val NOTIFICATION_ID = 1103
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const val ACTION_CANCEL_DOWNLOAD = "action_cancel_download"
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const val EXTRA_TASK_NAME = "extra_task_name"
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}
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}
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object AnimeServiceDataSingleton {
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var video: Video? = null
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var sourceMedia: Media? = null
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var downloadQueue: Queue<AnimeDownloaderService.AnimeDownloadTask> = ConcurrentLinkedQueue()
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@Volatile
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var isServiceRunning: Boolean = false
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} |