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Improve extension discovery. Fix #542

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This commit is contained in:
len 2016-11-22 20:49:57 +01:00
parent 830f792824
commit 0db1a3167d
2 changed files with 24 additions and 11 deletions
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18
app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
View File

@ -25,6 +25,7 @@ import rx.subjects.BehaviorSubject
import rx.subscriptions.CompositeSubscription
import timber.log.Timber
import uy.kohesive.injekt.injectLazy
import java.net.URLConnection
/**
* This class is the one in charge of downloading chapters.
@ -366,19 +367,22 @@ class Downloader(private val context: Context, private val provider: DownloadPro
/**
* Returns the extension of the downloaded image from the network response, or if it's null,
* analyze the file. If both fail, assume it's a jpg.
* analyze the file. If everything fails, assume it's a jpg.
*
* @param response the network response of the image.
* @param file the file where the image is already downloaded.
*/
private fun getImageExtension(response: Response, file: UniFile): String {
val contentType = response.body().contentType()
val mimeStr = if (contentType != null) {
"${contentType.type()}/${contentType.subtype()}"
} else {
context.contentResolver.getType(file.uri)
// Read content type if available.
val mime = response.body().contentType()?.let { ct -> "${ct.type()}/${ct.subtype()}" }
// Else guess from the uri.
?: context.contentResolver.getType(file.uri)
// Else read magic numbers.
?: file.openInputStream().buffered().use {
URLConnection.guessContentTypeFromStream(it)
}
return MimeTypeMap.getSingleton().getExtensionFromMimeType(mimeStr) ?: "jpg"
return MimeTypeMap.getSingleton().getExtensionFromMimeType(mime) ?: "jpg"
}
/**

17
app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderPresenter.kt
View File

@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.ui.reader
import android.os.Bundle
import android.os.Environment
import android.webkit.MimeTypeMap
import eu.kanade.tachiyomi.R
import eu.kanade.tachiyomi.data.cache.ChapterCache
import eu.kanade.tachiyomi.data.cache.CoverCache
@ -29,6 +30,7 @@ import rx.schedulers.Schedulers
import timber.log.Timber
import uy.kohesive.injekt.injectLazy
import java.io.File
import java.net.URLConnection
import java.util.*
/**
@ -563,14 +565,21 @@ class ReaderPresenter : BasePresenter<ReaderActivity>() {
// Copy file in background.
Observable
.fromCallable {
// File where the image will be saved.
// Folder where the image will be saved.
val destDir = File(pictureDirectory)
destDir.mkdirs()
val destFile = File(destDir, manga.title + " - " + chapter.name +
" - " + (page.index + 1))
// Find out file extension.
val mime = context.contentResolver.getType(page.uri)
?: context.contentResolver.openInputStream(page.uri).buffered().use {
URLConnection.guessContentTypeFromStream(it)
}
val ext = MimeTypeMap.getSingleton().getExtensionFromMimeType(mime) ?: "jpg"
// Destination file.
val destFile = File(destDir, manga.title + " - " + chapter.name +
" - " + (page.index + 1) + ".$ext")
// Location of image file.
context.contentResolver.openInputStream(page.uri).use { input ->
destFile.outputStream().use { output ->
input.copyTo(output)