2 * Copyright © 2020 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
6 * Privacy Browser is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
20 package com.stoutner.privacybrowser.helpers;
22 import android.Manifest;
23 import android.content.Context;
24 import android.content.SharedPreferences;
25 import android.content.pm.PackageManager;
26 import android.os.Environment;
28 import androidx.core.content.ContextCompat;
29 import androidx.preference.PreferenceManager;
31 import com.stoutner.privacybrowser.R;
35 public class DownloadLocationHelper {
36 public String getDownloadLocation(Context context) {
37 // Get the download location entry values string array.
38 String[] downloadLocationEntryValuesStringArray = context.getResources().getStringArray(R.array.download_location_entry_values);
40 // Get the two standard download directories.
41 File publicDownloadDirectory = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
42 File publicAppFilesDirectory = context.getExternalFilesDir(null);
44 // Remove the incorrect lint warning below that the public app files directory might be null.
45 assert publicAppFilesDirectory != null;
47 // Convert the download directories to strings.
48 String publicDownloadDirectoryString = publicDownloadDirectory.toString();
49 String publicAppFilesDirectoryString = publicAppFilesDirectory.toString();
51 // Get a handle for the shared preferences.
52 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
54 // Get the download location strings from the preferences.
55 String downloadLocationString = sharedPreferences.getString("download_location", context.getString(R.string.download_location_default_value));
56 String downloadCustomLocationString = sharedPreferences.getString("download_custom_location", context.getString(R.string.download_custom_location_default_value));
58 // Define a string for the default file path.
59 String defaultFilePath;
61 // Set the default file path according to the download location.
62 if (downloadLocationString.equals(downloadLocationEntryValuesStringArray[0])) { // the download location is set to auto.
63 // Set the download location summary text according to the storage permission status.
64 if (ContextCompat.checkSelfPermission(context, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) { // The storage permission has been granted.
65 // Use the public download directory.
66 defaultFilePath = publicDownloadDirectoryString;
67 } else { // The storage permission has not been granted.
68 // Use the public app files directory.
69 defaultFilePath = publicAppFilesDirectoryString;
71 } else if (downloadLocationString.equals(downloadLocationEntryValuesStringArray[1])) { // The download location is set to the app directory.
72 // Use the public app files directory.
73 defaultFilePath = publicAppFilesDirectoryString;
74 } else if (downloadLocationString.equals(downloadLocationEntryValuesStringArray[2])) { // The download location is set to the public directory.
75 // Use the public download directory.
76 defaultFilePath = publicDownloadDirectoryString;
77 } else { // The download location is set to custom.
78 // Use the download custom location.
79 defaultFilePath = downloadCustomLocationString;
82 // Return the default file path.
83 return defaultFilePath;