+ // Display the keyboard. The app must wait 200 ms before running the command to work around a bug in Android.
+ // http://stackoverflow.com/questions/5520085/android-show-softkeyboard-with-showsoftinput-is-not-working
+ findOnPageEditText.postDelayed(() -> {
+ // Set the focus on `findOnPageEditText`.
+ findOnPageEditText.requestFocus();
+
+ // Get a handle for the input method manager.
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+
+ // Remove the lint warning below that the input method manager might be null.
+ assert inputMethodManager != null;
+
+ // Display the keyboard. `0` sets no input flags.
+ inputMethodManager.showSoftInput(findOnPageEditText, 0);
+ }, 200);
+ return true;
+
+ case R.id.view_source:
+ // Create an intent to launch the view source activity.
+ Intent viewSourceIntent = new Intent(this, ViewSourceActivity.class);
+
+ // Add the variables to the intent.
+ viewSourceIntent.putExtra("user_agent", currentWebView.getSettings().getUserAgentString());
+ viewSourceIntent.putExtra("current_url", currentWebView.getUrl());
+
+ // Make it so.
+ startActivity(viewSourceIntent);
+ return true;
+
+ case R.id.share_url:
+ // Setup the share string.
+ String shareString = currentWebView.getTitle() + " – " + currentWebView.getUrl();
+
+ // Create the share intent.
+ Intent shareIntent = new Intent(Intent.ACTION_SEND);
+ shareIntent.putExtra(Intent.EXTRA_TEXT, shareString);
+ shareIntent.setType("text/plain");
+
+ // Make it so.
+ startActivity(Intent.createChooser(shareIntent, getString(R.string.share_url)));
+ return true;
+
+ case R.id.print:
+ // Get a print manager instance.
+ PrintManager printManager = (PrintManager) getSystemService(Context.PRINT_SERVICE);
+
+ // Remove the lint error below that print manager might be null.
+ assert printManager != null;
+
+ // Create a print document adapter from the current WebView.
+ PrintDocumentAdapter printDocumentAdapter = currentWebView.createPrintDocumentAdapter();
+
+ // Print the document.
+ printManager.print(getString(R.string.privacy_browser_web_page), printDocumentAdapter, null);
+ return true;
+
+ case R.id.open_with_app:
+ openWithApp(currentWebView.getUrl());
+ return true;
+
+ case R.id.open_with_browser:
+ openWithBrowser(currentWebView.getUrl());
+ return true;
+
+ case R.id.add_to_homescreen:
+ // Instantiate the create home screen shortcut dialog.
+ DialogFragment createHomeScreenShortcutDialogFragment = CreateHomeScreenShortcutDialog.createDialog(currentWebView.getTitle(), currentWebView.getUrl(),
+ currentWebView.getFavoriteOrDefaultIcon());
+
+ // Show the create home screen shortcut dialog.
+ createHomeScreenShortcutDialogFragment.show(getSupportFragmentManager(), getString(R.string.create_shortcut));
+ return true;
+
+ case R.id.proxy_through_orbot:
+ // Toggle the proxy through Orbot variable.
+ proxyThroughOrbot = !proxyThroughOrbot;
+
+ // Apply the proxy through Orbot settings.
+ applyProxyThroughOrbot(true);
+ return true;
+
+ case R.id.refresh:
+ if (menuItem.getTitle().equals(getString(R.string.refresh))) { // The refresh button was pushed.
+ // Reload the current WebView.
+ currentWebView.reload();
+ } else { // The stop button was pushed.
+ // Stop the loading of the WebView.
+ currentWebView.stopLoading();
+ }
+ return true;
+
+ case R.id.ad_consent:
+ // Display the ad consent dialog.
+ DialogFragment adConsentDialogFragment = new AdConsentDialog();
+ adConsentDialogFragment.show(getSupportFragmentManager(), getString(R.string.ad_consent));
+ return true;
+
+ default:
+ // Don't consume the event.
+ return super.onOptionsItemSelected(menuItem);
+ }
+ }
+
+ // removeAllCookies is deprecated, but it is required for API < 21.
+ @Override
+ public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
+ // Get the menu item ID.
+ int menuItemId = menuItem.getItemId();
+
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Run the commands that correspond to the selected menu item.
+ switch (menuItemId) {
+ case R.id.close_tab:
+ // Get a handle for the tab layout and the view pager.
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+ ViewPager webViewPager = findViewById(R.id.webviewpager);
+
+ // Get the current tab number.
+ int currentTabNumber = tabLayout.getSelectedTabPosition();
+
+ // Delete the current tab.
+ tabLayout.removeTabAt(currentTabNumber);
+
+ // Delete the current page. If the selected page number did not change during the delete, it will return true, meaning that the current WebView must be reset.
+ if (webViewPagerAdapter.deletePage(currentTabNumber, webViewPager)) {
+ setCurrentWebView(currentTabNumber);
+ }
+ break;
+
+ case R.id.clear_and_exit:
+ // Close the bookmarks cursor and database.
+ bookmarksCursor.close();
+ bookmarksDatabaseHelper.close();
+
+ // Get the status of the clear everything preference.
+ boolean clearEverything = sharedPreferences.getBoolean("clear_everything", true);
+
+ // Get a handle for the runtime.
+ Runtime runtime = Runtime.getRuntime();
+
+ // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`,
+ // which links to `/data/data/com.stoutner.privacybrowser.standard`.
+ String privateDataDirectoryString = getApplicationInfo().dataDir;
+
+ // Clear cookies.
+ if (clearEverything || sharedPreferences.getBoolean("clear_cookies", true)) {
+ // The command to remove cookies changed slightly in API 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ CookieManager.getInstance().removeAllCookies(null);
+ } else {
+ CookieManager.getInstance().removeAllCookie();
+ }
+
+ // Manually delete the cookies database, as `CookieManager` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // Two commands must be used because `Runtime.exec()` does not like `*`.
+ Process deleteCookiesProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies");
+ Process deleteCookiesJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies-journal");
+
+ // Wait until the processes have finished.
+ deleteCookiesProcess.waitFor();
+ deleteCookiesJournalProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear DOM storage.
+ if (clearEverything || sharedPreferences.getBoolean("clear_dom_storage", true)) {
+ // Ask `WebStorage` to clear the DOM storage.
+ WebStorage webStorage = WebStorage.getInstance();
+ webStorage.deleteAllData();
+
+ // Manually delete the DOM storage files and directories, as `WebStorage` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // A `String[]` must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
+ Process deleteLocalStorageProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
+
+ // Multiple commands must be used because `Runtime.exec()` does not like `*`.
+ Process deleteIndexProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
+ Process deleteQuotaManagerProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
+ Process deleteQuotaManagerJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
+ Process deleteDatabaseProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
+
+ // Wait until the processes have finished.
+ deleteLocalStorageProcess.waitFor();
+ deleteIndexProcess.waitFor();
+ deleteQuotaManagerProcess.waitFor();
+ deleteQuotaManagerJournalProcess.waitFor();
+ deleteDatabaseProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear form data if the API < 26.
+ if ((Build.VERSION.SDK_INT < 26) && (clearEverything || sharedPreferences.getBoolean("clear_form_data", true))) {
+ WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(this);
+ webViewDatabase.clearFormData();
+
+ // Manually delete the form data database, as `WebViewDatabase` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // A string array must be used because the database contains a space and `Runtime.exec` will not otherwise escape the string correctly.
+ Process deleteWebDataProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data"});
+ Process deleteWebDataJournalProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data-journal"});
+
+ // Wait until the processes have finished.
+ deleteWebDataProcess.waitFor();
+ deleteWebDataJournalProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear the cache.
+ if (clearEverything || sharedPreferences.getBoolean("clear_cache", true)) {
+ // Clear the cache from each WebView.
+ for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Only clear the cache if the WebView exists.
+ if (fragmentView != null) {
+ // Get the nested scroll WebView from the tab fragment.
+ NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Clear the cache for this WebView.
+ nestedScrollWebView.clearCache(true);
+ }
+ }
+
+ // Manually delete the cache directories.
+ try {
+ // Delete the main cache directory.
+ Process deleteCacheProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/cache");
+
+ // Delete the secondary `Service Worker` cache directory.
+ // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
+ Process deleteServiceWorkerProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Service Worker/"});
+
+ // Wait until the processes have finished.
+ deleteCacheProcess.waitFor();
+ deleteServiceWorkerProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Wipe out each WebView.
+ for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Only wipe out the WebView if it exists.
+ if (fragmentView != null) {
+ // Get the nested scroll WebView from the tab fragment.
+ NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Clear SSL certificate preferences for this WebView.
+ nestedScrollWebView.clearSslPreferences();
+
+ // Clear the back/forward history for this WebView.
+ nestedScrollWebView.clearHistory();
+
+ // Destroy the internal state of `mainWebView`.
+ nestedScrollWebView.destroy();
+ }
+ }
+
+ // Clear the custom headers.
+ customHeaders.clear();
+
+ // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache.
+ // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`.
+ if (clearEverything) {
+ try {
+ // Delete the folder.
+ Process deleteAppWebviewProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview");
+
+ // Wait until the process has finished.
+ deleteAppWebviewProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list.
+ if (Build.VERSION.SDK_INT >= 21) {
+ finishAndRemoveTask();
+ } else {
+ finish();
+ }
+
+ // Remove the terminated program from RAM. The status code is `0`.
+ System.exit(0);
+ break;
+
+ case R.id.home:
+ // Select the homepage based on the proxy through Orbot status.
+ if (proxyThroughOrbot) {
+ // Load the Tor homepage.
+ loadUrl(sharedPreferences.getString("tor_homepage", getString(R.string.tor_homepage_default_value)));
+ } else {
+ // Load the normal homepage.
+ loadUrl(sharedPreferences.getString("homepage", getString(R.string.homepage_default_value)));
+ }
+ break;
+
+ case R.id.back:
+ if (currentWebView.canGoBack()) {
+ // Reset the current domain name so that navigation works if third-party requests are blocked.
+ currentWebView.resetCurrentDomainName();
+
+ // Set navigating history so that the domain settings are applied when the new URL is loaded.
+ currentWebView.setNavigatingHistory(true);
+
+ // Load the previous website in the history.
+ currentWebView.goBack();
+ }
+ break;
+
+ case R.id.forward:
+ if (currentWebView.canGoForward()) {
+ // Reset the current domain name so that navigation works if third-party requests are blocked.
+ currentWebView.resetCurrentDomainName();
+
+ // Set navigating history so that the domain settings are applied when the new URL is loaded.
+ currentWebView.setNavigatingHistory(true);
+
+ // Load the next website in the history.
+ currentWebView.goForward();
+ }
+ break;
+
+ case R.id.history:
+ // Instantiate the URL history dialog.
+ DialogFragment urlHistoryDialogFragment = UrlHistoryDialog.loadBackForwardList(currentWebView.getWebViewFragmentId());
+
+ // Show the URL history dialog.
+ urlHistoryDialogFragment.show(getSupportFragmentManager(), getString(R.string.history));
+ break;
+
+ case R.id.requests:
+ // Populate the resource requests.
+ RequestsActivity.resourceRequests = currentWebView.getResourceRequests();
+
+ // Create an intent to launch the Requests activity.
+ Intent requestsIntent = new Intent(this, RequestsActivity.class);
+
+ // Add the block third-party requests status to the intent.
+ requestsIntent.putExtra("block_all_third_party_requests", currentWebView.isBlocklistEnabled(NestedScrollWebView.THIRD_PARTY_REQUESTS));
+
+ // Make it so.
+ startActivity(requestsIntent);
+ break;
+
+ case R.id.downloads:
+ // Launch the system Download Manager.
+ Intent downloadManagerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
+
+ // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
+ downloadManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ startActivity(downloadManagerIntent);
+ break;
+
+ case R.id.domains:
+ // Set the flag to reapply the domain settings on restart when returning from Domain Settings.
+ reapplyDomainSettingsOnRestart = true;
+
+ // Launch the domains activity.
+ Intent domainsIntent = new Intent(this, DomainsActivity.class);