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Add backup and restore configuration functionality
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102 changes: 102 additions & 0 deletions
102
V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/ZipUtil.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| package com.v2ray.ang.util | ||
|
|
||
| import java.io.BufferedOutputStream | ||
| import java.io.File | ||
| import java.io.FileInputStream | ||
| import java.io.FileOutputStream | ||
| import java.io.IOException | ||
| import java.io.InputStream | ||
| import java.util.zip.ZipEntry | ||
| import java.util.zip.ZipFile | ||
| import java.util.zip.ZipOutputStream | ||
|
|
||
| object ZipUtil { | ||
| private const val BUFFER_SIZE = 4096 | ||
|
|
||
| @Throws(IOException::class) | ||
| fun zipFromFolder(folderPath: String, outputZipFilePath: String): Boolean { | ||
| val buffer = ByteArray(BUFFER_SIZE) | ||
|
|
||
| try { | ||
| if (folderPath.isEmpty() || outputZipFilePath.isEmpty()) { | ||
| return false | ||
| } | ||
|
|
||
| val filesToCompress = ArrayList<String>() | ||
| val directory = File(folderPath) | ||
| if (directory.isDirectory) { | ||
| directory.listFiles()?.forEach { | ||
| if (it.isFile) { | ||
| filesToCompress.add(it.absolutePath) | ||
| } | ||
| } | ||
| } | ||
| if (filesToCompress.isEmpty()) { | ||
| return false | ||
| } | ||
|
|
||
| val zos = ZipOutputStream(FileOutputStream(outputZipFilePath)) | ||
|
|
||
| filesToCompress.forEach { file -> | ||
| val ze = ZipEntry(File(file).name) | ||
| zos.putNextEntry(ze) | ||
| val inputStream = FileInputStream(file) | ||
| while (true) { | ||
| val len = inputStream.read(buffer) | ||
| if (len <= 0) break | ||
| zos.write(buffer, 0, len) | ||
| } | ||
|
|
||
| inputStream.close() | ||
| } | ||
|
|
||
| zos.closeEntry() | ||
| zos.close() | ||
| } catch (e: Exception) { | ||
| e.printStackTrace() | ||
| return false | ||
| } | ||
| return true | ||
| } | ||
|
|
||
| @Throws(IOException::class) | ||
| fun unzipToFolder(zipFile: File, destDirectory: String): Boolean { | ||
| File(destDirectory).run { | ||
| if (!exists()) { | ||
| mkdirs() | ||
| } | ||
| } | ||
| try { | ||
| ZipFile(zipFile).use { zip -> | ||
| zip.entries().asSequence().forEach { entry -> | ||
| zip.getInputStream(entry).use { input -> | ||
| val filePath = destDirectory + File.separator + entry.name | ||
| if (!entry.isDirectory) { | ||
| // if the entry is a file, extracts it | ||
| extractFile(input, filePath) | ||
| } else { | ||
| // if the entry is a directory, make the directory | ||
| val dir = File(filePath) | ||
| dir.mkdir() | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } catch (e: Exception) { | ||
| e.printStackTrace() | ||
| return false | ||
| } | ||
| return true | ||
| } | ||
|
|
||
| @Throws(IOException::class) | ||
| private fun extractFile(inputStream: InputStream, destFilePath: String) { | ||
| val bos = BufferedOutputStream(FileOutputStream(destFilePath)) | ||
| val bytesIn = ByteArray(BUFFER_SIZE) | ||
| var read: Int | ||
| while (inputStream.read(bytesIn).also { read = it } != -1) { | ||
| bos.write(bytesIn, 0, read) | ||
| } | ||
| bos.close() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| <vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:width="24dp" | ||
| android:height="24dp" | ||
| android:viewportWidth="1024" | ||
| android:viewportHeight="1024"> | ||
| <path | ||
| android:fillColor="#FFFFFFFF" | ||
| android:pathData="M864,192L704,192L704,96c0,-17.7 -14.3,-32 -32,-32L352,64c-9,0 -17.2,3.7 -22.9,9.7L137.7,265.1c-6,5.8 -9.7,14 -9.7,22.9v512c0,17.7 14.3,32 32,32h160v96c0,17.7 14.3,32 32,32h512c17.7,0 32,-14.3 32,-32L896,224c0,-17.7 -14.3,-32 -32,-32zM320,173.2L320,256h-82.8l82.8,-82.8zM192,768L192,320h160c17.7,0 32,-14.3 32,-32L384,128h256v64h-96c-9,0 -17.2,3.7 -22.9,9.7L329.7,393.1c-6,5.8 -9.7,14 -9.7,22.9v352L192,768zM512,301.2L512,384h-82.8l82.8,-82.8zM832,896L384,896L384,448h160c17.7,0 32,-14.3 32,-32L576,256h256v640z" /> | ||
| </vector> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| <vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:width="24dp" | ||
| android:height="24dp" | ||
| android:viewportWidth="1024" | ||
| android:viewportHeight="1024"> | ||
| <path | ||
| android:fillColor="#FFFFFFFF" | ||
| android:pathData="M938.7,512a384,384 0,0 1,-384 384,379.3 379.3,0 0,1 -220.2,-69.5 21.8,21.8 0,0 1,-9 -15.8,21.3 21.3,0 0,1 6,-16.6l30.7,-31.1a21.3,21.3 0,0 1,26.9 -2.6A294.8,294.8 0,0 0,554.7 810.7a298.7,298.7 0,1 0,-298.7 -298.7h100.7a20.9,20.9 0,0 1,15.4 6.4l8.5,8.5a21.3,21.3 0,0 1,0 30.3L230,708.3a21.8,21.8 0,0 1,-30.3 0l-150.6,-151a21.3,21.3 0,0 1,0 -30.3l8.5,-8.5a20.9,20.9 0,0 1,15.4 -6.4H170.7a384,384 0,0 1,768 0z" /> | ||
| </vector> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| <vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:width="24dp" | ||
| android:height="24dp" | ||
| android:viewportWidth="1024" | ||
| android:viewportHeight="1024"> | ||
| <path | ||
| android:fillColor="#FF000000" | ||
| android:pathData="M864,192L704,192L704,96c0,-17.7 -14.3,-32 -32,-32L352,64c-9,0 -17.2,3.7 -22.9,9.7L137.7,265.1c-6,5.8 -9.7,14 -9.7,22.9v512c0,17.7 14.3,32 32,32h160v96c0,17.7 14.3,32 32,32h512c17.7,0 32,-14.3 32,-32L896,224c0,-17.7 -14.3,-32 -32,-32zM320,173.2L320,256h-82.8l82.8,-82.8zM192,768L192,320h160c17.7,0 32,-14.3 32,-32L384,128h256v64h-96c-9,0 -17.2,3.7 -22.9,9.7L329.7,393.1c-6,5.8 -9.7,14 -9.7,22.9v352L192,768zM512,301.2L512,384h-82.8l82.8,-82.8zM832,896L384,896L384,448h160c17.7,0 32,-14.3 32,-32L576,256h256v640z" /> | ||
| </vector> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| <vector xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:width="24dp" | ||
| android:height="24dp" | ||
| android:viewportWidth="1024" | ||
| android:viewportHeight="1024"> | ||
| <path | ||
| android:fillColor="#FF000000" | ||
| android:pathData="M938.7,512a384,384 0,0 1,-384 384,379.3 379.3,0 0,1 -220.2,-69.5 21.8,21.8 0,0 1,-9 -15.8,21.3 21.3,0 0,1 6,-16.6l30.7,-31.1a21.3,21.3 0,0 1,26.9 -2.6A294.8,294.8 0,0 0,554.7 810.7a298.7,298.7 0,1 0,-298.7 -298.7h100.7a20.9,20.9 0,0 1,15.4 6.4l8.5,8.5a21.3,21.3 0,0 1,0 30.3L230,708.3a21.8,21.8 0,0 1,-30.3 0l-150.6,-151a21.3,21.3 0,0 1,0 -30.3l8.5,-8.5a20.9,20.9 0,0 1,15.4 -6.4H170.7a384,384 0,0 1,768 0z" /> | ||
| </vector> |
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