/*
- * Copyright © 2019-2020 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2016-2020 Soren Stoutner <soren@stoutner.com>.
*
* This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
*
import android.Manifest;
import android.annotation.SuppressLint;
import android.app.Activity;
-import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
-import android.os.AsyncTask;
+import android.content.res.Configuration;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
+import android.preference.PreferenceManager;
import android.provider.DocumentsContract;
import android.text.Editable;
import android.text.TextWatcher;
import android.widget.TextView;
import androidx.annotation.NonNull;
+import androidx.appcompat.app.AlertDialog;
import androidx.core.content.ContextCompat;
import androidx.fragment.app.DialogFragment;
-import androidx.preference.PreferenceManager;
import com.stoutner.privacybrowser.R;
-import com.stoutner.privacybrowser.activities.MainWebViewActivity;
-import com.stoutner.privacybrowser.asynctasks.GetUrlSize;
import com.stoutner.privacybrowser.helpers.DownloadLocationHelper;
import java.io.File;
public class SaveDialog extends DialogFragment {
- // Define the save webpage listener.
- private SaveWebpageListener saveWebpageListener;
+ // Declare the save listener.
+ private SaveListener saveListener;
// The public interface is used to send information back to the parent activity.
- public interface SaveWebpageListener {
- void onSaveWebpage(int saveType, DialogFragment dialogFragment);
+ public interface SaveListener {
+ void onSave(int saveType, DialogFragment dialogFragment);
}
- // Define the get URL size AsyncTask. This allows previous instances of the task to be cancelled if a new one is run.
- private AsyncTask getUrlSize;
+ // Declare the class constants.
+ public static final int SAVE_LOGCAT = 0;
+ public static final int SAVE_ABOUT_VERSION_TEXT = 1;
+ public static final int SAVE_ABOUT_VERSION_IMAGE = 2;
+ private static final String SAVE_TYPE = "save_type";
+
+ // Declare the class variables.
+ String fileName;
@Override
public void onAttach(@NonNull Context context) {
// Run the default commands.
super.onAttach(context);
- // Get a handle for the save webpage listener from the launching context.
- saveWebpageListener = (SaveWebpageListener) context;
+ // Get a handle for save listener from the launching context.
+ saveListener = (SaveListener) context;
}
- public static SaveDialog saveUrl(int saveType, String urlString, String fileSizeString, String contentDispositionFileNameString, String userAgentString, boolean cookiesEnabled) {
+ public static SaveDialog save(int saveType) {
// Create an arguments bundle.
Bundle argumentsBundle = new Bundle();
// Store the arguments in the bundle.
- argumentsBundle.putInt("save_type", saveType);
- argumentsBundle.putString("url_string", urlString);
- argumentsBundle.putString("file_size_string", fileSizeString);
- argumentsBundle.putString("content_disposition_file_name_string", contentDispositionFileNameString);
- argumentsBundle.putString("user_agent_string", userAgentString);
- argumentsBundle.putBoolean("cookies_enabled", cookiesEnabled);
+ argumentsBundle.putInt(SAVE_TYPE, saveType);
- // Create a new instance of the save webpage dialog.
- SaveDialog saveWebpageDialog = new SaveDialog();
+ // Create a new instance of the save dialog.
+ SaveDialog saveDialog = new SaveDialog();
- // Add the arguments bundle to the new dialog.
- saveWebpageDialog.setArguments(argumentsBundle);
+ // Add the arguments bundle to the dialog.
+ saveDialog.setArguments(argumentsBundle);
// Return the new dialog.
- return saveWebpageDialog;
+ return saveDialog;
}
// `@SuppressLint("InflateParams")` removes the warning about using null as the parent view group when inflating the alert dialog.
assert arguments != null;
// Get the arguments from the bundle.
- int saveType = arguments.getInt("save_type");
- String urlString = arguments.getString("url_string");
- String fileSizeString = arguments.getString("file_size_string");
- String contentDispositionFileNameString = arguments.getString("content_disposition_file_name_string");
- String userAgentString = arguments.getString("user_agent_string");
- boolean cookiesEnabled = arguments.getBoolean("cookies_enabled");
+ int saveType = arguments.getInt(SAVE_TYPE);
// Get a handle for the activity and the context.
- Activity activity = getActivity();
- Context context = getContext();
-
- // Remove the incorrect lint warnings below that the activity and context might be null.
- assert activity != null;
- assert context != null;
-
- // Get a handle for the shared preferences.
- SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);
-
- // Get the screenshot and theme preferences.
- boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
- boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
+ Activity activity = requireActivity();
+ Context context = requireContext();
// Use an alert dialog builder to create the alert dialog.
- AlertDialog.Builder dialogBuilder;
-
- // Set the style and icon according to the theme.
- if (darkTheme) {
- // Set the style.
- dialogBuilder = new AlertDialog.Builder(activity, R.style.PrivacyBrowserAlertDialogDark);
-
- // Set the icon according to the save type.
- switch (saveType) {
- case StoragePermissionDialog.SAVE_URL:
- dialogBuilder.setIcon(R.drawable.copy_enabled_dark);
- break;
-
- case StoragePermissionDialog.SAVE_AS_ARCHIVE:
- dialogBuilder.setIcon(R.drawable.dom_storage_cleared_dark);
- break;
-
- case StoragePermissionDialog.SAVE_AS_IMAGE:
- dialogBuilder.setIcon(R.drawable.images_enabled_dark);
- break;
- }
- } else {
- // Set the style.
- dialogBuilder = new AlertDialog.Builder(activity, R.style.PrivacyBrowserAlertDialogLight);
-
- // Set the icon according to the save type.
- switch (saveType) {
- case StoragePermissionDialog.SAVE_URL:
- dialogBuilder.setIcon(R.drawable.copy_enabled_light);
- break;
-
- case StoragePermissionDialog.SAVE_AS_ARCHIVE:
- dialogBuilder.setIcon(R.drawable.dom_storage_cleared_light);
- break;
-
- case StoragePermissionDialog.SAVE_AS_IMAGE:
- dialogBuilder.setIcon(R.drawable.images_enabled_light);
- break;
- }
- }
+ AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(context, R.style.PrivacyBrowserAlertDialog);
+
+ // Get the current theme status.
+ int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
- // Set the title according to the type.
+ // Set the title and icon according to the type.
switch (saveType) {
- case StoragePermissionDialog.SAVE_URL:
- dialogBuilder.setTitle(R.string.save);
+ case SAVE_LOGCAT:
+ // Set the title.
+ dialogBuilder.setTitle(R.string.save_logcat);
+
+ // Set the icon according to the theme.
+ if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+ dialogBuilder.setIcon(R.drawable.save_dialog_day);
+ } else {
+ dialogBuilder.setIcon(R.drawable.save_dialog_night);
+ }
break;
- case StoragePermissionDialog.SAVE_AS_ARCHIVE:
- dialogBuilder.setTitle(R.string.save_archive);
+ case SAVE_ABOUT_VERSION_TEXT:
+ // Set the title.
+ dialogBuilder.setTitle(R.string.save_text);
+
+ // Set the icon according to the theme.
+ if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+ dialogBuilder.setIcon(R.drawable.save_text_blue_day);
+ } else {
+ dialogBuilder.setIcon(R.drawable.save_text_blue_night);
+ }
break;
- case StoragePermissionDialog.SAVE_AS_IMAGE:
+ case SAVE_ABOUT_VERSION_IMAGE:
+ // Set the title.
dialogBuilder.setTitle(R.string.save_image);
+
+ // Set the icon according to the theme.
+ if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
+ dialogBuilder.setIcon(R.drawable.images_enabled_day);
+ } else {
+ dialogBuilder.setIcon(R.drawable.images_enabled_night);
+ }
break;
}
// Set the save button listener.
dialogBuilder.setPositiveButton(R.string.save, (DialogInterface dialog, int which) -> {
// Return the dialog fragment to the parent activity.
- saveWebpageListener.onSaveWebpage(saveType, this);
+ saveListener.onSave(saveType, this);
});
// Create an alert dialog from the builder.
AlertDialog alertDialog = dialogBuilder.create();
- // Remove the incorrect lint warning below that the window might be null.
+ // Remove the incorrect lint warning below that `getWindow()` might be null.
assert alertDialog.getWindow() != null;
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
+
+ // Get the screenshot preference.
+ boolean allowScreenshots = sharedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false);
+
// Disable screenshots if not allowed.
if (!allowScreenshots) {
alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
alertDialog.show();
// Get handles for the layout items.
- EditText urlEditText = alertDialog.findViewById(R.id.url_edittext);
EditText fileNameEditText = alertDialog.findViewById(R.id.file_name_edittext);
Button browseButton = alertDialog.findViewById(R.id.browse_button);
- TextView fileSizeTextView = alertDialog.findViewById(R.id.file_size_textview);
TextView fileExistsWarningTextView = alertDialog.findViewById(R.id.file_exists_warning_textview);
TextView storagePermissionTextView = alertDialog.findViewById(R.id.storage_permission_textview);
Button saveButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);
- // Set the file size text view.
- fileSizeTextView.setText(fileSizeString);
-
- // Create a file name string.
- String fileName = "";
-
- // Set the file name according to the type.
- switch (saveType) {
- case StoragePermissionDialog.SAVE_URL:
- // Use the file name from the content disposition.
- fileName = contentDispositionFileNameString;
- break;
-
- case StoragePermissionDialog.SAVE_AS_ARCHIVE:
- // Use an archive name ending in `.mht`.
- fileName = getString(R.string.webpage_mht);
- break;
-
- case StoragePermissionDialog.SAVE_AS_IMAGE:
- // Use a file name ending in `.png`.
- fileName = getString(R.string.webpage_png);
- break;
- }
-
- // Save the file name as the default file name. This must be final to be used in the lambda below.
- final String defaultFileName = fileName;
-
- // Instantiate the download location helper.
- DownloadLocationHelper downloadLocationHelper = new DownloadLocationHelper();
-
- // Get the default file path.
- String defaultFilePath = downloadLocationHelper.getDownloadLocation(context) + "/" + defaultFileName;
-
- // Populate the file name edit text. This must be done before the text change listener is created below so that the file size isn't requested again.
- fileNameEditText.setText(defaultFilePath);
-
- // Move the cursor to the end of the default file path.
- fileNameEditText.setSelection(defaultFilePath.length());
-
- // Modify the layout based on the save type.
- if (saveType == StoragePermissionDialog.SAVE_URL) { // A URL is being saved.
- // Populate the URL edit text.
- urlEditText.setText(urlString);
-
- // Update the file size and the status of the save button when the URL changes.
- urlEditText.addTextChangedListener(new TextWatcher() {
- @Override
- public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
- // Do nothing.
- }
-
- @Override
- public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
- // Do nothing.
- }
-
- @Override
- public void afterTextChanged(Editable editable) {
- // Cancel the get URL size AsyncTask if it is running.
- if ((getUrlSize != null)) {
- getUrlSize.cancel(true);
- }
-
- // Get the current URL to save.
- String urlToSave = urlEditText.getText().toString();
-
- // Wipe the file size text view.
- fileSizeTextView.setText("");
-
- // Get the file size for the current URL.
- getUrlSize = new GetUrlSize(context, alertDialog, userAgentString, cookiesEnabled).execute(urlToSave);
-
- // Enable the save button if the URL and file name are populated.
- saveButton.setEnabled(!urlToSave.isEmpty() && !fileNameEditText.getText().toString().isEmpty());
- }
- });
- } else { // An archive or an image is being saved.
- // Hide the URL edit text and the file size text view.
- urlEditText.setVisibility(View.GONE);
- fileSizeTextView.setVisibility(View.GONE);
- }
+ // Remove the incorrect lint warnings below that the views might be null.
+ assert fileNameEditText != null;
+ assert browseButton != null;
+ assert fileExistsWarningTextView != null;
+ assert storagePermissionTextView != null;
// Update the status of the save button when the file name changes.
fileNameEditText.addTextChangedListener(new TextWatcher() {
fileExistsWarningTextView.setVisibility(View.GONE);
}
- // Enable the save button based on the save type.
- if (saveType == StoragePermissionDialog.SAVE_URL) { // A URL is being saved.
- // Enable the save button if the file name and the URL is populated.
- saveButton.setEnabled(!fileNameString.isEmpty() && !urlEditText.getText().toString().isEmpty());
- } else { // An archive or an image is being saved.
- // Enable the save button if the file name is populated.
- saveButton.setEnabled(!fileNameString.isEmpty());
- }
+ // Enable the save button if the file name is populated.
+ saveButton.setEnabled(!fileNameString.isEmpty());
}
});
+ // Set the file name according to the type.
+ switch (saveType) {
+ case SAVE_LOGCAT:
+ // Use a file name ending in `.txt`.
+ fileName = getString(R.string.privacy_browser_logcat_txt);
+ break;
+
+ case SAVE_ABOUT_VERSION_TEXT:
+ // Use a file name ending in `.txt`.
+ fileName = getString(R.string.privacy_browser_version_txt);
+ break;
+
+ case SAVE_ABOUT_VERSION_IMAGE:
+ // Use a file name ending in `.png`.
+ fileName = getString(R.string.privacy_browser_version_png);
+ break;
+ }
+
+ // Instantiate the download location helper.
+ DownloadLocationHelper downloadLocationHelper = new DownloadLocationHelper();
+
+ // Get the default file path.
+ String defaultFilePath = downloadLocationHelper.getDownloadLocation(context) + "/" + fileName;
+
+ // Display the default file path.
+ fileNameEditText.setText(defaultFilePath);
+
+ // Hide the storage permission text view if the permission has already been granted.
+ if (ContextCompat.checkSelfPermission(context, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {
+ storagePermissionTextView.setVisibility(View.GONE);
+ }
+
// Handle clicks on the browse button.
browseButton.setOnClickListener((View view) -> {
// Create the file picker intent.
// Set the intent MIME type to include all files so that everything is visible.
browseIntent.setType("*/*");
- // Set the initial file name according to the type.
- browseIntent.putExtra(Intent.EXTRA_TITLE, defaultFileName);
+ // Set the initial file name.
+ browseIntent.putExtra(Intent.EXTRA_TITLE, fileName);
// Set the initial directory if the minimum API >= 26.
if (Build.VERSION.SDK_INT >= 26) {
// Request a file that can be opened.
browseIntent.addCategory(Intent.CATEGORY_OPENABLE);
- // Start the file picker. This must be started under `activity` so that the request code is returned correctly.
- activity.startActivityForResult(browseIntent, MainWebViewActivity.BROWSE_SAVE_WEBPAGE_REQUEST_CODE);
+ // Launch the file picker. There is only one `startActivityForResult()`, so the request code is simply set to 0, but it must be run under `activity` so the request code is correct.
+ activity.startActivityForResult(browseIntent, 0);
});
- // Hide the storage permission text view if the permission has already been granted.
- if (ContextCompat.checkSelfPermission(context, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {
- storagePermissionTextView.setVisibility(View.GONE);
- }
-
// Return the alert dialog.
return alertDialog;
}