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Unique chapter directory names to avoid download conflicts

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This commit is contained in:
Eugene 2019-10-09 22:03:41 -04:00 committed by Jay
parent 5cfb3b3b6e
commit bb86196204
3 changed files with 19 additions and 9 deletions
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2
app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt
View File

@ -82,7 +82,7 @@ class DownloadCache(
if (sourceDir != null) {
val mangaDir = sourceDir.files[provider.getMangaDirName(manga)]
if (mangaDir != null) {
return provider.getChapterDirName(chapter) in mangaDir.files
return mangaDir.files.any { it in provider.getValidChapterDirNames(chapter) }
}
}
return false

20
app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt
View File

@ -80,7 +80,7 @@ class DownloadProvider(private val context: Context) {
*/
fun findChapterDir(chapter: Chapter, manga: Manga, source: Source): UniFile? {
val mangaDir = findMangaDir(manga, source)
return mangaDir?.findFile(getChapterDirName(chapter))
return getValidChapterDirNames(chapter).mapNotNull { mangaDir?.findFile(it) }.firstOrNull()
}
/**
@ -92,7 +92,7 @@ class DownloadProvider(private val context: Context) {
*/
fun findChapterDirs(chapters: List<Chapter>, manga: Manga, source: Source): List<UniFile> {
val mangaDir = findMangaDir(manga, source) ?: return emptyList()
return chapters.mapNotNull { mangaDir.findFile(getChapterDirName(it)) }
return chapters.flatMap { getValidChapterDirNames(it) }.mapNotNull { mangaDir.findFile(it) }
}
/**
@ -119,7 +119,21 @@ class DownloadProvider(private val context: Context) {
* @param chapter the chapter to query.
*/
fun getChapterDirName(chapter: Chapter): String {
return DiskUtil.buildValidFilename(chapter.name)
return DiskUtil.buildValidFilename("${chapter.id}_${chapter.scanlator}_${chapter.name}")
}
/**
* Returns valid downloaded chapter directory names.
*
* @param chapter the chapter to query.
*/
fun getValidChapterDirNames(chapter: Chapter): List<String> {
return listOf(
getChapterDirName(chapter),
// Legacy chapter directory name used in v0.8.4 and before
DiskUtil.buildValidFilename(chapter.name)
)
}
}

6
app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
View File

@ -232,13 +232,9 @@ class Downloader(
// Called in background thread, the operation can be slow with SAF.
val chaptersWithoutDir = async {
val mangaDir = provider.findMangaDir(manga, source)
chapters
// Avoid downloading chapters with the same name.
.distinctBy { it.name }
// Filter out those already downloaded.
.filter { mangaDir?.findFile(provider.getChapterDirName(it)) == null }
.filter { provider.findChapterDir(it, manga, source) == null }
// Add chapters to queue from the start.
.sortedByDescending { it.source_order }
}