diff options
Diffstat (limited to 'src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt')
| -rw-r--r-- | src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt | 97 |
1 files changed, 49 insertions, 48 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt index c3f53f1c5..5ee74a52c 100644 --- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt +++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt @@ -3,7 +3,6 @@ package org.yuzu.yuzu_emu.utils -import android.content.Context import android.database.Cursor import android.net.Uri import android.provider.DocumentsContract @@ -11,7 +10,6 @@ import androidx.documentfile.provider.DocumentFile import kotlinx.coroutines.flow.StateFlow import java.io.BufferedInputStream import java.io.File -import java.io.FileOutputStream import java.io.IOException import java.io.InputStream import java.net.URLDecoder @@ -21,6 +19,8 @@ import org.yuzu.yuzu_emu.YuzuApplication import org.yuzu.yuzu_emu.model.MinimalDocumentFile import org.yuzu.yuzu_emu.model.TaskState import java.io.BufferedOutputStream +import java.lang.NullPointerException +import java.nio.charset.StandardCharsets import java.util.zip.ZipOutputStream object FileUtil { @@ -29,6 +29,8 @@ object FileUtil { const val APPLICATION_OCTET_STREAM = "application/octet-stream" const val TEXT_PLAIN = "text/plain" + private val context get() = YuzuApplication.appContext + /** * Create a file from directory with filename. * @param context Application context @@ -36,11 +38,11 @@ object FileUtil { * @param filename file display name. * @return boolean */ - fun createFile(context: Context?, directory: String?, filename: String): DocumentFile? { + fun createFile(directory: String?, filename: String): DocumentFile? { var decodedFilename = filename try { val directoryUri = Uri.parse(directory) - val parent = DocumentFile.fromTreeUri(context!!, directoryUri) ?: return null + val parent = DocumentFile.fromTreeUri(context, directoryUri) ?: return null decodedFilename = URLDecoder.decode(decodedFilename, DECODE_METHOD) var mimeType = APPLICATION_OCTET_STREAM if (decodedFilename.endsWith(".txt")) { @@ -56,16 +58,15 @@ object FileUtil { /** * Create a directory from directory with filename. - * @param context Application context * @param directory parent path for directory. * @param directoryName directory display name. * @return boolean */ - fun createDir(context: Context?, directory: String?, directoryName: String?): DocumentFile? { + fun createDir(directory: String?, directoryName: String?): DocumentFile? { var decodedDirectoryName = directoryName try { val directoryUri = Uri.parse(directory) - val parent = DocumentFile.fromTreeUri(context!!, directoryUri) ?: return null + val parent = DocumentFile.fromTreeUri(context, directoryUri) ?: return null decodedDirectoryName = URLDecoder.decode(decodedDirectoryName, DECODE_METHOD) val isExist = parent.findFile(decodedDirectoryName) return isExist ?: parent.createDirectory(decodedDirectoryName) @@ -77,13 +78,12 @@ object FileUtil { /** * Open content uri and return file descriptor to JNI. - * @param context Application context * @param path Native content uri path * @param openMode will be one of "r", "r", "rw", "wa", "rwa" * @return file descriptor */ @JvmStatic - fun openContentUri(context: Context, path: String, openMode: String?): Int { + fun openContentUri(path: String, openMode: String?): Int { try { val uri = Uri.parse(path) val parcelFileDescriptor = context.contentResolver.openFileDescriptor(uri, openMode!!) @@ -103,11 +103,10 @@ object FileUtil { /** * Reference: https://stackoverflow.com/questions/42186820/documentfile-is-very-slow * This function will be faster than DoucmentFile.listFiles - * @param context Application context * @param uri Directory uri. * @return CheapDocument lists. */ - fun listFiles(context: Context, uri: Uri): Array<MinimalDocumentFile> { + fun listFiles(uri: Uri): Array<MinimalDocumentFile> { val resolver = context.contentResolver val columns = arrayOf( DocumentsContract.Document.COLUMN_DOCUMENT_ID, @@ -145,7 +144,7 @@ object FileUtil { * @param path Native content uri path * @return bool */ - fun exists(context: Context, path: String?): Boolean { + fun exists(path: String?): Boolean { var c: Cursor? = null try { val mUri = Uri.parse(path) @@ -165,7 +164,7 @@ object FileUtil { * @param path content uri path * @return bool */ - fun isDirectory(context: Context, path: String): Boolean { + fun isDirectory(path: String): Boolean { val resolver = context.contentResolver val columns = arrayOf( DocumentsContract.Document.COLUMN_MIME_TYPE @@ -210,10 +209,10 @@ object FileUtil { return filename } - fun getFilesName(context: Context, path: String): Array<String> { + fun getFilesName(path: String): Array<String> { val uri = Uri.parse(path) val files: MutableList<String> = ArrayList() - for (file in listFiles(context, uri)) { + for (file in listFiles(uri)) { files.add(file.filename) } return files.toTypedArray() @@ -225,7 +224,7 @@ object FileUtil { * @return long file size */ @JvmStatic - fun getFileSize(context: Context, path: String): Long { + fun getFileSize(path: String): Long { val resolver = context.contentResolver val columns = arrayOf( DocumentsContract.Document.COLUMN_SIZE @@ -245,44 +244,38 @@ object FileUtil { return size } + /** + * Creates an input stream with a given [Uri] and copies its data to the given path. This will + * overwrite any pre-existing files. + * + * @param sourceUri The [Uri] to copy data from + * @param destinationParentPath Destination directory + * @param destinationFilename Optionally renames the file once copied + */ fun copyUriToInternalStorage( - context: Context, - sourceUri: Uri?, + sourceUri: Uri, destinationParentPath: String, - destinationFilename: String - ): Boolean { - var input: InputStream? = null - var output: FileOutputStream? = null + destinationFilename: String = "" + ): File? = try { - input = context.contentResolver.openInputStream(sourceUri!!) - output = FileOutputStream("$destinationParentPath/$destinationFilename") - val buffer = ByteArray(1024) - var len: Int - while (input!!.read(buffer).also { len = it } != -1) { - output.write(buffer, 0, len) - } - output.flush() - return true - } catch (e: Exception) { - Log.error("[FileUtil]: Cannot copy file, error: " + e.message) - } finally { - if (input != null) { - try { - input.close() - } catch (e: IOException) { - Log.error("[FileUtil]: Cannot close input file, error: " + e.message) - } + val fileName = + if (destinationFilename == "") getFilename(sourceUri) else "/$destinationFilename" + val inputStream = context.contentResolver.openInputStream(sourceUri)!! + + val destinationFile = File("$destinationParentPath$fileName") + if (destinationFile.exists()) { + destinationFile.delete() } - if (output != null) { - try { - output.close() - } catch (e: IOException) { - Log.error("[FileUtil]: Cannot close output file, error: " + e.message) - } + + destinationFile.outputStream().use { fos -> + inputStream.use { it.copyTo(fos) } } + destinationFile + } catch (e: IOException) { + null + } catch (e: NullPointerException) { + null } - return false - } /** * Extracts the given zip file into the given directory. @@ -368,4 +361,12 @@ object FileUtil { return fileName.substring(fileName.lastIndexOf(".") + 1) .lowercase() } + + @Throws(IOException::class) + fun getStringFromFile(file: File): String = + String(file.readBytes(), StandardCharsets.UTF_8) + + @Throws(IOException::class) + fun getStringFromInputStream(stream: InputStream): String = + String(stream.readBytes(), StandardCharsets.UTF_8) } |