-
-
Notifications
You must be signed in to change notification settings - Fork 384
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Refactor archive compression for WebView
- Loading branch information
1 parent
72d0638
commit 96f1636
Showing
6 changed files
with
388 additions
and
96 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
107 changes: 107 additions & 0 deletions
107
app/src/main/java/com/hiddenramblings/tagmo/eightbit/util/UnZip.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| package com.hiddenramblings.tagmo.eightbit.util | ||
|
|
||
| import android.content.Context | ||
| import android.os.Build | ||
| import android.os.Handler | ||
| import android.os.Looper | ||
| import androidx.annotation.RequiresApi | ||
| import com.hiddenramblings.tagmo.R | ||
| import com.hiddenramblings.tagmo.eightbit.io.Debug | ||
| import com.hiddenramblings.tagmo.eightbit.os.Version | ||
| import com.hiddenramblings.tagmo.eightbit.widget.ProgressAlert | ||
| import java.io.File | ||
| import java.io.FileOutputStream | ||
| import java.io.IOException | ||
| import java.nio.file.Files | ||
| import java.nio.file.Paths | ||
| import java.util.zip.ZipFile | ||
|
|
||
| class UnZip(var context: Context, var archive: File, var outputDir: File) : Runnable { | ||
| private val zipHandler = Handler(Looper.getMainLooper()) | ||
| private var dialog: ProgressAlert? = null | ||
|
|
||
| @RequiresApi(Build.VERSION_CODES.KITKAT) | ||
| private fun decompress() { | ||
| ZipFile(archive).use { zipFile -> | ||
| val entries = zipFile.entries() | ||
| while (entries.hasMoreElements()) { | ||
| // get the zip entry | ||
| val finalEntry = entries.nextElement() | ||
| zipHandler.post { | ||
| dialog?.setMessage(context.getString(R.string.unzip_item, finalEntry.name)) | ||
| } | ||
| if (finalEntry.isDirectory) { | ||
| val dir = File( | ||
| outputDir, finalEntry.name.replace(File.separator, "") | ||
| ) | ||
| if (!dir.exists() && !dir.mkdirs()) | ||
| throw RuntimeException(context.getString(R.string.mkdir_failed, dir.name)) | ||
| } else { | ||
| zipFile.getInputStream(finalEntry).use { zipInStream -> | ||
| if (Version.isOreo) { | ||
| Files.copy( | ||
| zipInStream, | ||
| Paths.get(outputDir.absolutePath, finalEntry.name) | ||
| ) | ||
| } else { | ||
| FileOutputStream(File(outputDir, finalEntry.name)).use { fileOut -> | ||
| val buffer = ByteArray(8192) | ||
| var len: Int | ||
| while (zipInStream.read(buffer).also { len = it } != -1) | ||
| fileOut.write(buffer, 0, len) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| @Throws(IOException::class) | ||
| private fun decompressLegacy() { | ||
| val zipFile = ZipFile(archive) | ||
| val entries = zipFile.entries() | ||
| while (entries.hasMoreElements()) { | ||
| // get the zip entry | ||
| val finalEntry = entries.nextElement() | ||
| zipHandler.post { | ||
| dialog?.setMessage(context.getString(R.string.unzip_item, finalEntry.name)) | ||
| } | ||
| if (finalEntry.isDirectory) { | ||
| val dir = File( | ||
| outputDir, finalEntry.name.replace(File.separator, "") | ||
| ) | ||
| if (!dir.exists() && !dir.mkdirs()) | ||
| throw RuntimeException(context.getString(R.string.mkdir_failed, dir.name)) | ||
| } else { | ||
| val zipInStream = zipFile.getInputStream(finalEntry) | ||
| if (Version.isOreo) { | ||
| Files.copy(zipInStream, Paths.get(outputDir.absolutePath, finalEntry.name)) | ||
| } else { | ||
| val fileOut = FileOutputStream(File(outputDir, finalEntry.name)) | ||
| val buffer = ByteArray(8192) | ||
| var len: Int | ||
| while (zipInStream.read(buffer).also { len = it } != -1) | ||
| fileOut.write(buffer, 0, len) | ||
| fileOut.close() | ||
| } | ||
| zipInStream.close() | ||
| } | ||
| } | ||
| zipFile.close() | ||
| } | ||
|
|
||
| override fun run() { | ||
| zipHandler.post { dialog = ProgressAlert.show(context, "") } | ||
| try { | ||
| if (Version.isKitKat) | ||
| decompress() | ||
| else | ||
| decompressLegacy() | ||
| } catch (e: IOException) { | ||
| Debug.warn(e) | ||
| } finally { | ||
| zipHandler.post { dialog?.dismiss() } | ||
| archive.delete() | ||
| } | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.