mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-11-15 07:50:06 +00:00
android: Refactor zip code into FileUtil
This commit is contained in:
parent
e9e6296893
commit
c8673a16bb
@ -50,3 +50,9 @@ class TaskViewModel : ViewModel() {
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}
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}
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}
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}
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}
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}
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enum class TaskState {
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Completed,
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Failed,
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Cancelled
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}
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@ -51,17 +51,16 @@ import org.yuzu.yuzu_emu.fragments.MessageDialogFragment
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import org.yuzu.yuzu_emu.getPublicFilesDir
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import org.yuzu.yuzu_emu.getPublicFilesDir
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import org.yuzu.yuzu_emu.model.GamesViewModel
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import org.yuzu.yuzu_emu.model.GamesViewModel
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import org.yuzu.yuzu_emu.model.HomeViewModel
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import org.yuzu.yuzu_emu.model.HomeViewModel
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import org.yuzu.yuzu_emu.model.TaskState
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import org.yuzu.yuzu_emu.model.TaskViewModel
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import org.yuzu.yuzu_emu.model.TaskViewModel
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import org.yuzu.yuzu_emu.utils.*
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import org.yuzu.yuzu_emu.utils.*
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import java.io.BufferedInputStream
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import java.io.BufferedInputStream
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import java.io.BufferedOutputStream
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import java.io.BufferedOutputStream
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import java.io.FileInputStream
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import java.io.FileOutputStream
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import java.io.FileOutputStream
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import java.time.LocalDateTime
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import java.time.LocalDateTime
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import java.time.format.DateTimeFormatter
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import java.time.format.DateTimeFormatter
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import java.util.zip.ZipEntry
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import java.util.zip.ZipEntry
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import java.util.zip.ZipInputStream
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import java.util.zip.ZipInputStream
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import java.util.zip.ZipOutputStream
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class MainActivity : AppCompatActivity(), ThemeProvider {
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class MainActivity : AppCompatActivity(), ThemeProvider {
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private lateinit var binding: ActivityMainBinding
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private lateinit var binding: ActivityMainBinding
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@ -396,7 +395,7 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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val task: () -> Any = {
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val task: () -> Any = {
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var messageToShow: Any
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var messageToShow: Any
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try {
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try {
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FileUtil.unzip(inputZip, cacheFirmwareDir)
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FileUtil.unzipToInternalStorage(BufferedInputStream(inputZip), cacheFirmwareDir)
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val unfilteredNumOfFiles = cacheFirmwareDir.list()?.size ?: -1
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val unfilteredNumOfFiles = cacheFirmwareDir.list()?.size ?: -1
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val filteredNumOfFiles = cacheFirmwareDir.list(filterNCA)?.size ?: -2
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val filteredNumOfFiles = cacheFirmwareDir.list(filterNCA)?.size ?: -2
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messageToShow = if (unfilteredNumOfFiles != filteredNumOfFiles) {
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messageToShow = if (unfilteredNumOfFiles != filteredNumOfFiles) {
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@ -639,35 +638,17 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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R.string.exporting_user_data,
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R.string.exporting_user_data,
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true
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true
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) {
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) {
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val zos = ZipOutputStream(
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val zipResult = FileUtil.zipFromInternalStorage(
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BufferedOutputStream(contentResolver.openOutputStream(result))
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File(DirectoryInitialization.userDirectory!!),
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DirectoryInitialization.userDirectory!!,
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BufferedOutputStream(contentResolver.openOutputStream(result)),
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taskViewModel.cancelled
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)
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)
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zos.use { stream ->
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return@newInstance when (zipResult) {
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File(DirectoryInitialization.userDirectory!!).walkTopDown().forEach { file ->
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TaskState.Completed -> getString(R.string.user_data_export_success)
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if (taskViewModel.cancelled.value) {
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TaskState.Failed -> R.string.export_failed
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return@newInstance R.string.user_data_export_cancelled
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TaskState.Cancelled -> R.string.user_data_export_cancelled
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}
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}
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if (!file.isDirectory) {
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val newPath = file.path.substring(
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DirectoryInitialization.userDirectory!!.length,
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file.path.length
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)
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stream.putNextEntry(ZipEntry(newPath))
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val buffer = ByteArray(8096)
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var read: Int
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FileInputStream(file).use { fis ->
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while (fis.read(buffer).also { read = it } != -1) {
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stream.write(buffer, 0, read)
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}
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}
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stream.closeEntry()
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}
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}
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}
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return@newInstance getString(R.string.user_data_export_success)
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}.show(supportFragmentManager, IndeterminateProgressDialogFragment.TAG)
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}.show(supportFragmentManager, IndeterminateProgressDialogFragment.TAG)
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}
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}
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@ -698,40 +679,17 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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return@newInstance getString(R.string.invalid_yuzu_backup)
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return@newInstance getString(R.string.invalid_yuzu_backup)
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}
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}
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// Clear existing user data
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File(DirectoryInitialization.userDirectory!!).deleteRecursively()
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File(DirectoryInitialization.userDirectory!!).deleteRecursively()
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val zis =
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// Copy archive to internal storage
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ZipInputStream(BufferedInputStream(contentResolver.openInputStream(result)))
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try {
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val userDirectory = File(DirectoryInitialization.userDirectory!!)
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FileUtil.unzipToInternalStorage(
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val canonicalPath = userDirectory.canonicalPath + '/'
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BufferedInputStream(contentResolver.openInputStream(result)),
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zis.use { stream ->
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File(DirectoryInitialization.userDirectory!!)
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var ze: ZipEntry? = stream.nextEntry
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while (ze != null) {
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val newFile = File(userDirectory, ze!!.name)
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val destinationDirectory =
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if (ze!!.isDirectory) newFile else newFile.parentFile
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if (!newFile.canonicalPath.startsWith(canonicalPath)) {
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throw SecurityException(
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"Zip file attempted path traversal! ${ze!!.name}"
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)
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)
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}
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} catch (e: Exception) {
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return@newInstance getString(R.string.invalid_yuzu_backup)
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if (!destinationDirectory.isDirectory && !destinationDirectory.mkdirs()) {
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throw IOException("Failed to create directory $destinationDirectory")
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}
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if (!ze!!.isDirectory) {
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val buffer = ByteArray(8096)
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var read: Int
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BufferedOutputStream(FileOutputStream(newFile)).use { bos ->
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while (zis.read(buffer).also { read = it } != -1) {
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bos.write(buffer, 0, read)
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}
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}
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}
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ze = stream.nextEntry
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}
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}
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}
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// Reinitialize relevant data
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// Reinitialize relevant data
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@ -758,19 +716,13 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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}.zip"
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}.zip"
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)
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)
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outputZipFile.createNewFile()
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outputZipFile.createNewFile()
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ZipOutputStream(BufferedOutputStream(FileOutputStream(outputZipFile))).use { zos ->
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val result = FileUtil.zipFromInternalStorage(
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saveFolder.walkTopDown().forEach { file ->
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saveFolder,
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val zipFileName =
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savesFolderRoot,
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file.absolutePath.removePrefix(savesFolderRoot).removePrefix("/")
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BufferedOutputStream(FileOutputStream(outputZipFile))
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if (zipFileName == "") {
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)
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return@forEach
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if (result == TaskState.Failed) {
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}
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return false
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val entry = ZipEntry("$zipFileName${(if (file.isDirectory) "/" else "")}")
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zos.putNextEntry(entry)
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if (file.isFile) {
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file.inputStream().use { fis -> fis.copyTo(zos) }
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}
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}
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}
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}
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lastZipCreated = outputZipFile
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lastZipCreated = outputZipFile
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} catch (e: Exception) {
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} catch (e: Exception) {
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@ -832,7 +784,7 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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NativeLibrary.initializeEmptyUserDirectory()
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NativeLibrary.initializeEmptyUserDirectory()
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val inputZip = applicationContext.contentResolver.openInputStream(result)
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val inputZip = contentResolver.openInputStream(result)
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// A zip needs to have at least one subfolder named after a TitleId in order to be considered valid.
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// A zip needs to have at least one subfolder named after a TitleId in order to be considered valid.
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var validZip = false
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var validZip = false
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val savesFolder = File(savesFolderRoot)
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val savesFolder = File(savesFolderRoot)
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@ -853,7 +805,7 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
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try {
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try {
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CoroutineScope(Dispatchers.IO).launch {
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CoroutineScope(Dispatchers.IO).launch {
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FileUtil.unzip(inputZip, cacheSaveDir)
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FileUtil.unzipToInternalStorage(BufferedInputStream(inputZip), cacheSaveDir)
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cacheSaveDir.list(filterTitleId)?.forEach { savePath ->
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cacheSaveDir.list(filterTitleId)?.forEach { savePath ->
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File(savesFolder, savePath).deleteRecursively()
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File(savesFolder, savePath).deleteRecursively()
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File(cacheSaveDir, savePath).copyRecursively(
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File(cacheSaveDir, savePath).copyRecursively(
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@ -8,6 +8,7 @@ import android.database.Cursor
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import android.net.Uri
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import android.net.Uri
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import android.provider.DocumentsContract
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import android.provider.DocumentsContract
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import androidx.documentfile.provider.DocumentFile
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import androidx.documentfile.provider.DocumentFile
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import kotlinx.coroutines.flow.StateFlow
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import java.io.BufferedInputStream
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import java.io.BufferedInputStream
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import java.io.File
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import java.io.File
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import java.io.FileOutputStream
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import java.io.FileOutputStream
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@ -18,6 +19,9 @@ import java.util.zip.ZipEntry
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import java.util.zip.ZipInputStream
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import java.util.zip.ZipInputStream
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import org.yuzu.yuzu_emu.YuzuApplication
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import org.yuzu.yuzu_emu.YuzuApplication
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import org.yuzu.yuzu_emu.model.MinimalDocumentFile
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import org.yuzu.yuzu_emu.model.MinimalDocumentFile
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import org.yuzu.yuzu_emu.model.TaskState
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import java.io.BufferedOutputStream
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import java.util.zip.ZipOutputStream
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object FileUtil {
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object FileUtil {
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const val PATH_TREE = "tree"
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const val PATH_TREE = "tree"
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@ -282,30 +286,65 @@ object FileUtil {
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/**
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/**
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* Extracts the given zip file into the given directory.
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* Extracts the given zip file into the given directory.
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* @exception IOException if the file was being created outside of the target directory
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*/
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*/
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@Throws(SecurityException::class)
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@Throws(SecurityException::class)
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fun unzip(zipStream: InputStream, destDir: File): Boolean {
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fun unzipToInternalStorage(zipStream: BufferedInputStream, destDir: File) {
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ZipInputStream(BufferedInputStream(zipStream)).use { zis ->
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ZipInputStream(zipStream).use { zis ->
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var entry: ZipEntry? = zis.nextEntry
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var entry: ZipEntry? = zis.nextEntry
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while (entry != null) {
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while (entry != null) {
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val entryName = entry.name
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val newFile = File(destDir, entry.name)
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val entryFile = File(destDir, entryName)
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val destinationDirectory = if (entry.isDirectory) newFile else newFile.parentFile
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if (!entryFile.canonicalPath.startsWith(destDir.canonicalPath + File.separator)) {
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throw SecurityException("Entry is outside of the target dir: " + entryFile.name)
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if (!newFile.canonicalPath.startsWith(destDir.canonicalPath + File.separator)) {
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throw SecurityException("Zip file attempted path traversal! ${entry.name}")
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}
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}
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if (entry.isDirectory) {
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entryFile.mkdirs()
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if (!destinationDirectory.isDirectory && !destinationDirectory.mkdirs()) {
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} else {
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throw IOException("Failed to create directory $destinationDirectory")
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entryFile.parentFile?.mkdirs()
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}
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entryFile.createNewFile()
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entryFile.outputStream().use { fos -> zis.copyTo(fos) }
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if (!entry.isDirectory) {
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newFile.outputStream().use { fos -> zis.copyTo(fos) }
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}
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}
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entry = zis.nextEntry
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entry = zis.nextEntry
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}
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}
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}
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}
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}
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return true
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/**
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* Creates a zip file from a directory within internal storage
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* @param inputFile File representation of the item that will be zipped
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* @param rootDir Directory containing the inputFile
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* @param outputStream Stream where the zip file will be output
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*/
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fun zipFromInternalStorage(
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inputFile: File,
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rootDir: String,
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outputStream: BufferedOutputStream,
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cancelled: StateFlow<Boolean>? = null
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): TaskState {
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try {
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ZipOutputStream(outputStream).use { zos ->
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inputFile.walkTopDown().forEach { file ->
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if (cancelled?.value == true) {
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return TaskState.Cancelled
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}
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if (!file.isDirectory) {
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val entryName =
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file.absolutePath.removePrefix(rootDir).removePrefix("/")
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val entry = ZipEntry(entryName)
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zos.putNextEntry(entry)
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if (file.isFile) {
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file.inputStream().use { fis -> fis.copyTo(zos) }
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}
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}
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}
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}
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} catch (e: Exception) {
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return TaskState.Failed
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}
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return TaskState.Completed
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}
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}
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fun isRootTreeUri(uri: Uri): Boolean {
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fun isRootTreeUri(uri: Uri): Boolean {
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@ -229,6 +229,7 @@
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<string name="string_null">Null</string>
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<string name="string_null">Null</string>
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<string name="string_import">Import</string>
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<string name="string_import">Import</string>
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<string name="export">Export</string>
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<string name="export">Export</string>
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<string name="export_failed">Export failed</string>
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<string name="cancelling">Cancelling</string>
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<string name="cancelling">Cancelling</string>
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<!-- GPU driver installation -->
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<!-- GPU driver installation -->
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