1 /* 2 * Copyright (C) 2025 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.privatespace.filetransfer 18 19 import android.app.Service 20 import android.content.Intent 21 import android.net.Uri 22 import android.os.Environment 23 import android.os.IBinder 24 import android.util.Log 25 import java.util.ArrayList 26 import kotlinx.coroutines.CoroutineScope 27 import kotlinx.coroutines.Dispatchers 28 import kotlinx.coroutines.launch 29 30 /** 31 * An object responsible for starting a foreground service to copy/move the user selected files into 32 * private space. 33 */ 34 class FileTransferService( 35 private val serviceScope: CoroutineScope = CoroutineScope(Dispatchers.IO) 36 ) : Service() { 37 companion object { 38 /** 39 * A boolean extra noting whether this transfer is a copy(true) or a move(false) operation. 40 */ 41 const val KEEP_ORIGINAL_EXTRA: String = "keep_original_extra" 42 /** An array extra to get the uris of the file to transfer. */ 43 const val SOURCE_URIS_EXTRA: String = "source_uris_extra" 44 /** 45 * Target relative path where the given file(s) should be saved. This path should be inline 46 * with guidelines for {@link MediaStore.MediaColumns.RELATIVE_PATH} 47 */ 48 const val DESTINATION_PATH_EXTRA: String = "destination_path" 49 50 private const val TAG: String = "FileTransferService" 51 } 52 onStartCommandnull53 override fun onStartCommand(intent: Intent, flags: Int, startId: Int): Int { 54 val uris: ArrayList<Uri>? = 55 intent.getParcelableArrayListExtra(SOURCE_URIS_EXTRA, Uri::class.java) 56 val keepOriginal = intent.getBooleanExtra(KEEP_ORIGINAL_EXTRA, true) 57 val destinationPath = 58 intent.getStringExtra(DESTINATION_PATH_EXTRA) ?: Environment.DIRECTORY_DOWNLOADS 59 60 uris?.let { 61 val numberOfFiles = it.size 62 if (numberOfFiles == 0) { 63 Log.e(TAG, "No files to transfer") 64 return@let 65 } 66 67 val notificationsHelper = NotificationsHelper(applicationContext) 68 notificationsHelper.createNotificationChannel() 69 70 val fileTransferImpl = FileTransferManagerImpl(notificationsHelper, applicationContext) 71 72 serviceScope.launch { 73 startForeground( 74 NotificationsHelper.NOTIFICATION_ID, 75 notificationsHelper.buildProgressNotification(0, numberOfFiles, keepOriginal), 76 ) 77 fileTransferImpl.transferFiles(it, keepOriginal, destinationPath) 78 stopForeground(STOP_FOREGROUND_DETACH) 79 stopSelf() 80 } 81 } 82 ?: 83 // TODO(b/401000421): Notify the user that we are unable to read the files 84 Log.e(TAG, "Unable to parse uris from the intent: $intent") 85 86 return START_NOT_STICKY 87 } 88 onBindnull89 override fun onBind(intent: Intent?): IBinder? { 90 return null 91 } 92 } 93