mirror of
https://github.com/tachiyomiorg/tachiyomi.git
synced 2024-06-06 14:28:45 +02:00
352 lines
14 KiB
Kotlin
352 lines
14 KiB
Kotlin
package tachiyomi.source.local
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import android.content.Context
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import eu.kanade.domain.manga.model.COMIC_INFO_FILE
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import eu.kanade.domain.manga.model.ComicInfo
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import eu.kanade.domain.manga.model.copyFromComicInfo
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import eu.kanade.tachiyomi.source.CatalogueSource
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import eu.kanade.tachiyomi.source.UnmeteredSource
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import eu.kanade.tachiyomi.source.model.FilterList
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import eu.kanade.tachiyomi.source.model.MangasPage
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import eu.kanade.tachiyomi.source.model.SChapter
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import eu.kanade.tachiyomi.source.model.SManga
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import eu.kanade.tachiyomi.util.lang.compareToCaseInsensitiveNaturalOrder
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import eu.kanade.tachiyomi.util.storage.EpubFile
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import kotlinx.coroutines.runBlocking
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import kotlinx.serialization.json.Json
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import kotlinx.serialization.json.decodeFromStream
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import logcat.LogPriority
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import nl.adaptivity.xmlutil.AndroidXmlReader
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import nl.adaptivity.xmlutil.serialization.XML
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import rx.Observable
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import tachiyomi.core.metadata.tachiyomi.MangaDetails
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import tachiyomi.core.util.lang.withIOContext
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import tachiyomi.core.util.system.ImageUtil
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import tachiyomi.core.util.system.logcat
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import tachiyomi.domain.chapter.service.ChapterRecognition
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import tachiyomi.source.local.filter.OrderBy
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import tachiyomi.source.local.image.LocalCoverManager
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import tachiyomi.source.local.io.Archive
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import tachiyomi.source.local.io.Format
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import tachiyomi.source.local.io.LocalSourceFileSystem
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import tachiyomi.source.local.metadata.fillChapterMetadata
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import tachiyomi.source.local.metadata.fillMangaMetadata
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import uy.kohesive.injekt.injectLazy
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import java.io.File
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import java.io.FileInputStream
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import java.io.InputStream
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import java.nio.charset.StandardCharsets
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import java.util.concurrent.TimeUnit
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import java.util.zip.ZipFile
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import com.github.junrar.Archive as JunrarArchive
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class LocalSource(
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private val context: Context,
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private val fileSystem: LocalSourceFileSystem,
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private val coverManager: LocalCoverManager,
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) : CatalogueSource, UnmeteredSource {
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private val json: Json by injectLazy()
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private val xml: XML by injectLazy()
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private val POPULAR_FILTERS = FilterList(OrderBy.Popular(context))
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private val LATEST_FILTERS = FilterList(OrderBy.Latest(context))
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override val name: String = context.getString(R.string.local_source)
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override val id: Long = ID
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override val lang: String = "other"
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override fun toString() = name
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override val supportsLatest: Boolean = true
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// Browse related
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override fun fetchPopularManga(page: Int) = fetchSearchManga(page, "", POPULAR_FILTERS)
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override fun fetchLatestUpdates(page: Int) = fetchSearchManga(page, "", LATEST_FILTERS)
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override fun fetchSearchManga(page: Int, query: String, filters: FilterList): Observable<MangasPage> {
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val baseDirsFiles = fileSystem.getFilesInBaseDirectories()
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val lastModifiedLimit by lazy { if (filters === LATEST_FILTERS) System.currentTimeMillis() - LATEST_THRESHOLD else 0L }
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var mangaDirs = baseDirsFiles
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// Filter out files that are hidden and is not a folder
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.filter { it.isDirectory && !it.name.startsWith('.') }
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.distinctBy { it.name }
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.filter { // Filter by query or last modified
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if (lastModifiedLimit == 0L) {
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it.name.contains(query, ignoreCase = true)
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} else {
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it.lastModified() >= lastModifiedLimit
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}
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}
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filters.forEach { filter ->
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when (filter) {
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is OrderBy.Popular -> {
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mangaDirs = if (filter.state!!.ascending) {
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mangaDirs.sortedWith(compareBy(String.CASE_INSENSITIVE_ORDER) { it.name })
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} else {
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mangaDirs.sortedWith(compareByDescending(String.CASE_INSENSITIVE_ORDER) { it.name })
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}
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}
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is OrderBy.Latest -> {
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mangaDirs = if (filter.state!!.ascending) {
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mangaDirs.sortedBy(File::lastModified)
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} else {
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mangaDirs.sortedByDescending(File::lastModified)
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}
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}
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else -> {
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/* Do nothing */
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}
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}
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}
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// Transform mangaDirs to list of SManga
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val mangas = mangaDirs.map { mangaDir ->
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SManga.create().apply {
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title = mangaDir.name
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url = mangaDir.name
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// Try to find the cover
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coverManager.find(mangaDir.name)
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?.takeIf(File::exists)
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?.let { thumbnail_url = it.absolutePath }
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}
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}
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// Fetch chapters of all the manga
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mangas.forEach { manga ->
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runBlocking {
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val chapters = getChapterList(manga)
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if (chapters.isNotEmpty()) {
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val chapter = chapters.last()
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val format = getFormat(chapter)
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if (format is Format.Epub) {
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EpubFile(format.file).use { epub ->
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epub.fillMangaMetadata(manga)
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}
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}
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// Copy the cover from the first chapter found if not available
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if (manga.thumbnail_url == null) {
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updateCover(chapter, manga)
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}
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}
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}
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}
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return Observable.just(MangasPage(mangas.toList(), false))
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}
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// Manga details related
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override suspend fun getMangaDetails(manga: SManga): SManga = withIOContext {
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coverManager.find(manga.url)?.let {
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manga.thumbnail_url = it.absolutePath
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}
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// Augment manga details based on metadata files
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try {
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val mangaDirFiles = fileSystem.getFilesInMangaDirectory(manga.url).toList()
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val comicInfoFile = mangaDirFiles
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.firstOrNull { it.name == COMIC_INFO_FILE }
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val noXmlFile = mangaDirFiles
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.firstOrNull { it.name == ".noxml" }
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val legacyJsonDetailsFile = mangaDirFiles
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.firstOrNull { it.extension == "json" }
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when {
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// Top level ComicInfo.xml
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comicInfoFile != null -> {
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noXmlFile?.delete()
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setMangaDetailsFromComicInfoFile(comicInfoFile.inputStream(), manga)
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}
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// TODO: automatically convert these to ComicInfo.xml
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legacyJsonDetailsFile != null -> {
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json.decodeFromStream<MangaDetails>(legacyJsonDetailsFile.inputStream()).run {
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title?.let { manga.title = it }
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author?.let { manga.author = it }
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artist?.let { manga.artist = it }
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description?.let { manga.description = it }
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genre?.let { manga.genre = it.joinToString() }
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status?.let { manga.status = it }
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}
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}
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// Copy ComicInfo.xml from chapter archive to top level if found
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noXmlFile == null -> {
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val chapterArchives = mangaDirFiles
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.filter(Archive::isSupported)
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.toList()
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val mangaDir = fileSystem.getMangaDirectory(manga.url)
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val folderPath = mangaDir?.absolutePath
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val copiedFile = copyComicInfoFileFromArchive(chapterArchives, folderPath)
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if (copiedFile != null) {
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setMangaDetailsFromComicInfoFile(copiedFile.inputStream(), manga)
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} else {
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// Avoid re-scanning
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File("$folderPath/.noxml").createNewFile()
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}
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}
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}
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} catch (e: Throwable) {
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logcat(LogPriority.ERROR, e) { "Error setting manga details from local metadata for ${manga.title}" }
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}
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return@withIOContext manga
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}
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private fun copyComicInfoFileFromArchive(chapterArchives: List<File>, folderPath: String?): File? {
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for (chapter in chapterArchives) {
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when (Format.valueOf(chapter)) {
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is Format.Zip -> {
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ZipFile(chapter).use { zip: ZipFile ->
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zip.getEntry(COMIC_INFO_FILE)?.let { comicInfoFile ->
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zip.getInputStream(comicInfoFile).buffered().use { stream ->
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return copyComicInfoFile(stream, folderPath)
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}
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}
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}
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}
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is Format.Rar -> {
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JunrarArchive(chapter).use { rar ->
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rar.fileHeaders.firstOrNull { it.fileName == COMIC_INFO_FILE }?.let { comicInfoFile ->
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rar.getInputStream(comicInfoFile).buffered().use { stream ->
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return copyComicInfoFile(stream, folderPath)
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}
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}
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}
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}
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else -> {}
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}
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}
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return null
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}
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private fun copyComicInfoFile(comicInfoFileStream: InputStream, folderPath: String?): File {
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return File("$folderPath/$COMIC_INFO_FILE").apply {
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outputStream().use { outputStream ->
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comicInfoFileStream.use { it.copyTo(outputStream) }
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}
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}
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}
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private fun setMangaDetailsFromComicInfoFile(stream: InputStream, manga: SManga) {
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val comicInfo = AndroidXmlReader(stream, StandardCharsets.UTF_8.name()).use {
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xml.decodeFromReader<ComicInfo>(it)
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}
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manga.copyFromComicInfo(comicInfo)
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}
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// Chapters
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override suspend fun getChapterList(manga: SManga): List<SChapter> {
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return fileSystem.getFilesInMangaDirectory(manga.url)
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// Only keep supported formats
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.filter { it.isDirectory || Archive.isSupported(it) }
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.map { chapterFile ->
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SChapter.create().apply {
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url = "${manga.url}/${chapterFile.name}"
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name = if (chapterFile.isDirectory) {
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chapterFile.name
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} else {
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chapterFile.nameWithoutExtension
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}
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date_upload = chapterFile.lastModified()
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chapter_number = ChapterRecognition.parseChapterNumber(manga.title, this.name, this.chapter_number)
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val format = Format.valueOf(chapterFile)
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if (format is Format.Epub) {
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EpubFile(format.file).use { epub ->
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epub.fillChapterMetadata(this)
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}
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}
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}
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}
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.sortedWith { c1, c2 ->
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val c = c2.chapter_number.compareTo(c1.chapter_number)
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if (c == 0) c2.name.compareToCaseInsensitiveNaturalOrder(c1.name) else c
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}
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.toList()
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}
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// Filters
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override fun getFilterList() = FilterList(OrderBy.Popular(context))
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// Unused stuff
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override suspend fun getPageList(chapter: SChapter) = throw UnsupportedOperationException("Unused")
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fun getFormat(chapter: SChapter): Format {
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try {
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return fileSystem.getBaseDirectories()
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.map { directory -> File(directory, chapter.url) }
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.find { chapterFile -> chapterFile.exists() }
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?.let(Format.Companion::valueOf)
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?: throw Exception(context.getString(R.string.chapter_not_found))
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} catch (e: Format.UnknownFormatException) {
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throw Exception(context.getString(R.string.local_invalid_format))
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} catch (e: Exception) {
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throw e
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}
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}
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private fun updateCover(chapter: SChapter, manga: SManga): File? {
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return try {
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when (val format = getFormat(chapter)) {
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is Format.Directory -> {
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val entry = format.file.listFiles()
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?.sortedWith { f1, f2 -> f1.name.compareToCaseInsensitiveNaturalOrder(f2.name) }
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?.find { !it.isDirectory && ImageUtil.isImage(it.name) { FileInputStream(it) } }
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entry?.let { coverManager.update(manga, it.inputStream()) }
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}
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is Format.Zip -> {
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ZipFile(format.file).use { zip ->
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val entry = zip.entries().toList()
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.sortedWith { f1, f2 -> f1.name.compareToCaseInsensitiveNaturalOrder(f2.name) }
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.find { !it.isDirectory && ImageUtil.isImage(it.name) { zip.getInputStream(it) } }
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entry?.let { coverManager.update(manga, zip.getInputStream(it)) }
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}
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}
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is Format.Rar -> {
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JunrarArchive(format.file).use { archive ->
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val entry = archive.fileHeaders
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.sortedWith { f1, f2 -> f1.fileName.compareToCaseInsensitiveNaturalOrder(f2.fileName) }
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.find { !it.isDirectory && ImageUtil.isImage(it.fileName) { archive.getInputStream(it) } }
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entry?.let { coverManager.update(manga, archive.getInputStream(it)) }
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}
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}
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is Format.Epub -> {
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EpubFile(format.file).use { epub ->
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val entry = epub.getImagesFromPages()
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.firstOrNull()
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?.let { epub.getEntry(it) }
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entry?.let { coverManager.update(manga, epub.getInputStream(it)) }
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}
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}
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}
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} catch (e: Throwable) {
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logcat(LogPriority.ERROR, e) { "Error updating cover for ${manga.title}" }
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null
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}
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}
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companion object {
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const val ID = 0L
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const val HELP_URL = "https://tachiyomi.org/help/guides/local-manga/"
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private val LATEST_THRESHOLD = TimeUnit.MILLISECONDS.convert(7, TimeUnit.DAYS)
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}
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}
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