X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FDownloadFileDialog.java;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fdialogs%2FDownloadFileDialog.java;h=0000000000000000000000000000000000000000;hb=8f7e9b7db429568e26f00bc2eef88402d722bec7;hp=6ce84771d091e0de9ab067d16953bb7d6fd17532;hpb=4d51aa9acb8daaec1326f14e5025fde6d1f0dcd8;p=PrivacyBrowserAndroid.git diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/DownloadFileDialog.java b/app/src/main/java/com/stoutner/privacybrowser/dialogs/DownloadFileDialog.java deleted file mode 100644 index 6ce84771..00000000 --- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/DownloadFileDialog.java +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright © 2016-2019 Soren Stoutner . - * - * This file is part of Privacy Browser . - * - * Privacy Browser is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * Privacy Browser is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with Privacy Browser. If not, see . - */ - -package com.stoutner.privacybrowser.dialogs; - -import android.annotation.SuppressLint; -import android.app.AlertDialog; -import android.app.Dialog; -import android.content.Context; -import android.content.DialogInterface; -import android.content.SharedPreferences; -import android.net.Uri; -import android.os.Bundle; -import android.preference.PreferenceManager; -import android.view.KeyEvent; -import android.view.View; -import android.view.WindowManager; -import android.widget.EditText; -import android.widget.TextView; - -import androidx.annotation.NonNull; -import androidx.fragment.app.DialogFragment; // The AndroidX dialog fragment must be used or an error is produced on API <=22. - -import com.stoutner.privacybrowser.R; - -import java.util.Locale; - -public class DownloadFileDialog extends DialogFragment { - // `downloadFileListener` is used in `onAttach()` and `onCreateDialog()`. - private DownloadFileListener downloadFileListener; - - // The public interface is used to send information back to the parent activity. - public interface DownloadFileListener { - void onDownloadFile(DialogFragment dialogFragment, String downloadUrl); - } - - @Override - public void onAttach(@NonNull Context context) { - // Run the default commands. - super.onAttach(context); - - // Get a handle for `DownloadFileListener` from the launching context. - downloadFileListener = (DownloadFileListener) context; - } - - public static DownloadFileDialog fromUrl(String urlString, String contentDisposition, long contentLength) { - // Create an arguments bundle. - Bundle argumentsBundle = new Bundle(); - - // Create a variable for the file name string. - String fileNameString; - - // Get the index of the end of `filename=` from the file name string. - int fileNameIndex = contentDisposition.indexOf("filename=") + 9; - - // Parse the filename from `contentDisposition`. - if (contentDisposition.contains("filename=\"")) { // The file name is contained in a string surrounded by `""`. - fileNameString = contentDisposition.substring(contentDisposition.indexOf("filename=\"") + 10, contentDisposition.indexOf("\"", contentDisposition.indexOf("filename=\"") + 10)); - } else if (contentDisposition.contains("filename=") && ((contentDisposition.indexOf(";", fileNameIndex)) > 0 )) { - // The file name is contained in a string beginning with `filename=` and ending with `;`. - fileNameString = contentDisposition.substring(fileNameIndex, contentDisposition.indexOf(";", fileNameIndex)); - } else if (contentDisposition.contains("filename=")) { // The file name is contained in a string beginning with `filename=` and proceeding to the end of `contentDisposition`. - fileNameString = contentDisposition.substring(fileNameIndex); - } else { // `contentDisposition` does not contain the filename, so use the last path segment of the URL. - Uri downloadUri = Uri.parse(urlString); - fileNameString = downloadUri.getLastPathSegment(); - } - - // Store the variables in the bundle. - argumentsBundle.putString("URL", urlString); - argumentsBundle.putString("File_Name", fileNameString); - argumentsBundle.putLong("File_Size", contentLength); - - // Add the arguments bundle to this instance of `DownloadFileDialog`. - DownloadFileDialog thisDownloadFileDialog = new DownloadFileDialog(); - thisDownloadFileDialog.setArguments(argumentsBundle); - return thisDownloadFileDialog; - } - - @Override - @NonNull - // `@SuppressLing("InflateParams")` removes the warning about using `null` as the parent view group when inflating the `AlertDialog`. - @SuppressLint("InflateParams") - public Dialog onCreateDialog(Bundle savedInstanceState) { - // Remove the warning below that `getArguments()` might be null. - assert getArguments() != null; - - // Store the variables from the bundle. - String downloadUrl = getArguments().getString("URL"); - String downloadFileName = getArguments().getString("File_Name"); - long fileSizeLong = getArguments().getLong("File_Size"); - - // Initialize the file size string. - String fileSize; - - // Convert `fileSizeLong` to a String. - if (fileSizeLong == -1) { // We don't know the file size. - fileSize = getString(R.string.unknown_size); - } else { // Convert `fileSize` to MB and store it in `fileSizeString`. `%.3g` displays the three most significant digits. - fileSize = String.format(Locale.getDefault(), "%.3g", (float) fileSizeLong / 1048576) + " MB"; - } - - // Get a handle for the shared preferences. - SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext()); - - // Get the screenshot and theme preferences. - boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false); - boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false); - - // Use an alert dialog builder to create the alert dialog. - AlertDialog.Builder dialogBuilder; - - // Set the style according to the theme. - if (darkTheme) { - dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark); - } else { - dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogLight); - } - - // Set the title. - dialogBuilder.setTitle(R.string.save_as); - - // Set the icon according to the theme. - if (darkTheme) { - dialogBuilder.setIcon(R.drawable.save_dialog_dark); - } else { - dialogBuilder.setIcon(R.drawable.save_dialog_light); - } - - // Remove the warning below that `getActivity()` might be null; - assert getActivity() != null; - - // Set the view. The parent view is `null` because it will be assigned by `AlertDialog`. - dialogBuilder.setView(getActivity().getLayoutInflater().inflate(R.layout.download_file_dialog, null)); - - // Set an listener on the negative button. - dialogBuilder.setNegativeButton(R.string.cancel, (DialogInterface dialog, int which) -> { - // Do nothing if `Cancel` is clicked. The `Dialog` will automatically close. - }); - - // Set an listener on the positive button - dialogBuilder.setPositiveButton(R.string.download, (DialogInterface dialog, int which) -> { - // trigger `onDownloadFile()` and return the `DialogFragment` and the download URL to the parent activity. - downloadFileListener.onDownloadFile(DownloadFileDialog.this, downloadUrl); - }); - - // Create an alert dialog from the alert dialog builder`. - final AlertDialog alertDialog = dialogBuilder.create(); - - // Remove the warning below that `getWindow()` might be null. - assert alertDialog.getWindow() != null; - - // Disable screenshots if not allowed. - if (!allowScreenshots) { - alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE); - } - - // Show the keyboard when alert dialog is displayed on the screen. - alertDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE); - - // We need to show `alertDialog` before we can modify the contents. - alertDialog.show(); - - // Set the text for `downloadFileSizeTextView`. - TextView downloadFileSizeTextView = alertDialog.findViewById(R.id.download_file_size); - downloadFileSizeTextView.setText(fileSize); - - // Set the text for `downloadFileNameTextView`. - EditText downloadFileNameTextView = alertDialog.findViewById(R.id.download_file_name); - downloadFileNameTextView.setText(downloadFileName); - - // Allow the `enter` key on the keyboard to save the file from `downloadFileNameTextView`. - downloadFileNameTextView.setOnKeyListener((View v, int keyCode, KeyEvent event) -> { - // If the event is an `ACTION_DOWN` on the `enter` key, initiate the download. - if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { - // trigger `onDownloadFile()` and return the `DialogFragment` and the URL to the parent activity. - downloadFileListener.onDownloadFile(DownloadFileDialog.this, downloadUrl); - - // Manually dismiss the alert dialog. - alertDialog.dismiss(); - - // Consume the event. - return true; - } else { // If any other key was pressed, do not consume the event. - return false; - } - }); - - // `onCreateDialog` requires the return of an `AlertDialog`. - return alertDialog; - } -} \ No newline at end of file