2 * Copyright 2015-2022 Soren Stoutner <soren@stoutner.com>.
4 * Download cookie code contributed 2017 Hendrik Knackstedt. Copyright assigned to Soren Stoutner <soren@stoutner.com>.
6 * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
8 * Privacy Browser Android is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
13 * Privacy Browser Android is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with Privacy Browser Android. If not, see <http://www.gnu.org/licenses/>.
22 package com.stoutner.privacybrowser.activities;
24 import android.animation.ObjectAnimator;
25 import android.annotation.SuppressLint;
26 import android.app.Activity;
27 import android.app.Dialog;
28 import android.app.DownloadManager;
29 import android.app.SearchManager;
30 import android.content.ActivityNotFoundException;
31 import android.content.BroadcastReceiver;
32 import android.content.ClipData;
33 import android.content.ClipboardManager;
34 import android.content.Context;
35 import android.content.Intent;
36 import android.content.IntentFilter;
37 import android.content.SharedPreferences;
38 import android.content.pm.PackageManager;
39 import android.content.res.Configuration;
40 import android.database.Cursor;
41 import android.graphics.Bitmap;
42 import android.graphics.BitmapFactory;
43 import android.graphics.Typeface;
44 import android.graphics.drawable.BitmapDrawable;
45 import android.graphics.drawable.Drawable;
46 import android.net.Uri;
47 import android.net.http.SslCertificate;
48 import android.net.http.SslError;
49 import android.os.AsyncTask;
50 import android.os.Build;
51 import android.os.Bundle;
52 import android.os.Environment;
53 import android.os.Handler;
54 import android.os.Message;
55 import android.preference.PreferenceManager;
56 import android.print.PrintDocumentAdapter;
57 import android.print.PrintManager;
58 import android.provider.DocumentsContract;
59 import android.provider.OpenableColumns;
60 import android.text.Editable;
61 import android.text.Spanned;
62 import android.text.TextWatcher;
63 import android.text.style.ForegroundColorSpan;
64 import android.util.Patterns;
65 import android.util.TypedValue;
66 import android.view.ContextMenu;
67 import android.view.GestureDetector;
68 import android.view.KeyEvent;
69 import android.view.Menu;
70 import android.view.MenuItem;
71 import android.view.MotionEvent;
72 import android.view.View;
73 import android.view.ViewGroup;
74 import android.view.WindowManager;
75 import android.view.inputmethod.InputMethodManager;
76 import android.webkit.CookieManager;
77 import android.webkit.HttpAuthHandler;
78 import android.webkit.SslErrorHandler;
79 import android.webkit.ValueCallback;
80 import android.webkit.WebBackForwardList;
81 import android.webkit.WebChromeClient;
82 import android.webkit.WebResourceRequest;
83 import android.webkit.WebResourceResponse;
84 import android.webkit.WebSettings;
85 import android.webkit.WebStorage;
86 import android.webkit.WebView;
87 import android.webkit.WebViewClient;
88 import android.webkit.WebViewDatabase;
89 import android.widget.ArrayAdapter;
90 import android.widget.CheckBox;
91 import android.widget.CursorAdapter;
92 import android.widget.EditText;
93 import android.widget.FrameLayout;
94 import android.widget.ImageView;
95 import android.widget.LinearLayout;
96 import android.widget.ListView;
97 import android.widget.ProgressBar;
98 import android.widget.RadioButton;
99 import android.widget.RelativeLayout;
100 import android.widget.TextView;
102 import androidx.activity.OnBackPressedCallback;
103 import androidx.activity.result.ActivityResultCallback;
104 import androidx.activity.result.ActivityResultLauncher;
105 import androidx.activity.result.contract.ActivityResultContracts;
106 import androidx.annotation.NonNull;
107 import androidx.appcompat.app.ActionBar;
108 import androidx.appcompat.app.ActionBarDrawerToggle;
109 import androidx.appcompat.app.AppCompatActivity;
110 import androidx.appcompat.app.AppCompatDelegate;
111 import androidx.appcompat.widget.Toolbar;
112 import androidx.coordinatorlayout.widget.CoordinatorLayout;
113 import androidx.core.content.res.ResourcesCompat;
114 import androidx.core.view.GravityCompat;
115 import androidx.drawerlayout.widget.DrawerLayout;
116 import androidx.fragment.app.DialogFragment;
117 import androidx.fragment.app.Fragment;
118 import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
119 import androidx.viewpager.widget.ViewPager;
120 import androidx.webkit.WebSettingsCompat;
121 import androidx.webkit.WebViewFeature;
123 import com.google.android.material.appbar.AppBarLayout;
124 import com.google.android.material.floatingactionbutton.FloatingActionButton;
125 import com.google.android.material.navigation.NavigationView;
126 import com.google.android.material.snackbar.Snackbar;
127 import com.google.android.material.tabs.TabLayout;
129 import com.stoutner.privacybrowser.R;
130 import com.stoutner.privacybrowser.adapters.WebViewPagerAdapter;
131 import com.stoutner.privacybrowser.asynctasks.GetHostIpAddresses;
132 import com.stoutner.privacybrowser.asynctasks.PopulateBlocklists;
133 import com.stoutner.privacybrowser.asynctasks.PrepareSaveDialog;
134 import com.stoutner.privacybrowser.asynctasks.SaveUrl;
135 import com.stoutner.privacybrowser.asynctasks.SaveWebpageImage;
136 import com.stoutner.privacybrowser.dataclasses.PendingDialog;
137 import com.stoutner.privacybrowser.dialogs.CreateBookmarkDialog;
138 import com.stoutner.privacybrowser.dialogs.CreateBookmarkFolderDialog;
139 import com.stoutner.privacybrowser.dialogs.CreateHomeScreenShortcutDialog;
140 import com.stoutner.privacybrowser.dialogs.EditBookmarkFolderDialog;
141 import com.stoutner.privacybrowser.dialogs.FontSizeDialog;
142 import com.stoutner.privacybrowser.dialogs.HttpAuthenticationDialog;
143 import com.stoutner.privacybrowser.dialogs.OpenDialog;
144 import com.stoutner.privacybrowser.dialogs.ProxyNotInstalledDialog;
145 import com.stoutner.privacybrowser.dialogs.PinnedMismatchDialog;
146 import com.stoutner.privacybrowser.dialogs.SaveDialog;
147 import com.stoutner.privacybrowser.dialogs.SslCertificateErrorDialog;
148 import com.stoutner.privacybrowser.dialogs.UrlHistoryDialog;
149 import com.stoutner.privacybrowser.dialogs.ViewSslCertificateDialog;
150 import com.stoutner.privacybrowser.dialogs.WaitingForProxyDialog;
151 import com.stoutner.privacybrowser.fragments.WebViewTabFragment;
152 import com.stoutner.privacybrowser.helpers.BlocklistHelper;
153 import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper;
154 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
155 import com.stoutner.privacybrowser.helpers.ProxyHelper;
156 import com.stoutner.privacybrowser.helpers.SanitizeUrlHelper;
157 import com.stoutner.privacybrowser.views.NestedScrollWebView;
159 import java.io.ByteArrayInputStream;
160 import java.io.ByteArrayOutputStream;
162 import java.io.FileInputStream;
163 import java.io.FileOutputStream;
164 import java.io.IOException;
165 import java.io.InputStream;
166 import java.io.OutputStream;
167 import java.io.UnsupportedEncodingException;
169 import java.net.MalformedURLException;
171 import java.net.URLDecoder;
172 import java.net.URLEncoder;
174 import java.text.NumberFormat;
176 import java.util.ArrayList;
177 import java.util.Date;
178 import java.util.HashSet;
179 import java.util.List;
180 import java.util.Objects;
181 import java.util.Set;
182 import java.util.concurrent.ExecutorService;
183 import java.util.concurrent.Executors;
187 public class MainWebViewActivity extends AppCompatActivity implements CreateBookmarkDialog.CreateBookmarkListener, CreateBookmarkFolderDialog.CreateBookmarkFolderListener,
188 EditBookmarkFolderDialog.EditBookmarkFolderListener, FontSizeDialog.UpdateFontSizeListener, NavigationView.OnNavigationItemSelectedListener, OpenDialog.OpenListener,
189 PinnedMismatchDialog.PinnedMismatchListener, PopulateBlocklists.PopulateBlocklistsListener, SaveDialog.SaveListener, UrlHistoryDialog.NavigateHistoryListener,
190 WebViewTabFragment.NewTabListener {
192 // Define the public static variables.
193 public static final ExecutorService executorService = Executors.newFixedThreadPool(4);
194 public static String orbotStatus = "unknown";
195 public static final ArrayList<PendingDialog> pendingDialogsArrayList = new ArrayList<>();
196 public static String proxyMode = ProxyHelper.NONE;
198 // Declare the public static variables.
199 public static String currentBookmarksFolder = "";
200 public static boolean restartFromBookmarksActivity;
201 public static WebViewPagerAdapter webViewPagerAdapter;
203 // Declare the public static views.
204 public static AppBarLayout appBarLayout;
206 // The user agent constants are public static so they can be accessed from `SettingsFragment`, `DomainsActivity`, and `DomainSettingsFragment`.
207 public final static int UNRECOGNIZED_USER_AGENT = -1;
208 public final static int SETTINGS_WEBVIEW_DEFAULT_USER_AGENT = 1;
209 public final static int SETTINGS_CUSTOM_USER_AGENT = 11;
210 public final static int DOMAINS_SYSTEM_DEFAULT_USER_AGENT = 0;
211 public final static int DOMAINS_WEBVIEW_DEFAULT_USER_AGENT = 2;
212 public final static int DOMAINS_CUSTOM_USER_AGENT = 12;
214 // Define the start activity for result request codes. The public static entry is accessed from `OpenDialog()`.
215 private final int BROWSE_FILE_UPLOAD_REQUEST_CODE = 0;
216 public final static int BROWSE_OPEN_REQUEST_CODE = 1;
218 // Define the saved instance state constants.
219 private final String SAVED_STATE_ARRAY_LIST = "saved_state_array_list";
220 private final String SAVED_NESTED_SCROLL_WEBVIEW_STATE_ARRAY_LIST = "saved_nested_scroll_webview_state_array_list";
221 private final String SAVED_TAB_POSITION = "saved_tab_position";
222 private final String PROXY_MODE = "proxy_mode";
224 // Define the saved instance state variables.
225 private ArrayList<Bundle> savedStateArrayList;
226 private ArrayList<Bundle> savedNestedScrollWebViewStateArrayList;
227 private int savedTabPosition;
228 private String savedProxyMode;
230 // Define the class variables.
231 @SuppressWarnings("rawtypes")
232 AsyncTask populateBlocklists;
234 // The current WebView is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onRestart()`, `onCreateContextMenu()`, `findPreviousOnPage()`,
235 // `findNextOnPage()`, `closeFindOnPage()`, `loadUrlFromTextBox()`, `onSslMismatchBack()`, `applyProxy()`, and `applyDomainSettings()`.
236 private NestedScrollWebView currentWebView;
238 // The search URL is set in `applyAppSettings()` and used in `onNewIntent()`, `loadUrlFromTextBox()`, `initializeApp()`, and `initializeWebView()`.
239 private String searchURL;
241 // The blocklists are populated in `finishedPopulatingBlocklists()` and accessed from `initializeWebView()`.
242 private ArrayList<List<String[]>> easyList;
243 private ArrayList<List<String[]>> easyPrivacy;
244 private ArrayList<List<String[]>> fanboysAnnoyanceList;
245 private ArrayList<List<String[]>> fanboysSocialList;
246 private ArrayList<List<String[]>> ultraList;
247 private ArrayList<List<String[]>> ultraPrivacy;
249 // The action bar drawer toggle is initialized in `onCreate()` and used in `onResume()`.
250 private ActionBarDrawerToggle actionBarDrawerToggle;
252 // The color spans are used in `onCreate()` and `highlightUrlText()`.
253 private ForegroundColorSpan redColorSpan;
254 private ForegroundColorSpan initialGrayColorSpan;
255 private ForegroundColorSpan finalGrayColorSpan;
257 // `bookmarksCursor` is used in `onDestroy()`, `onOptionsItemSelected()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
258 private Cursor bookmarksCursor;
260 // `bookmarksCursorAdapter` is used in `onCreateBookmark()`, `onCreateBookmarkFolder()` `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
261 private CursorAdapter bookmarksCursorAdapter;
263 // `oldFolderNameString` is used in `onCreate()` and `onSaveEditBookmarkFolder()`.
264 private String oldFolderNameString;
266 // `fileChooserCallback` is used in `onCreate()` and `onActivityResult()`.
267 private ValueCallback<Uri[]> fileChooserCallback;
269 // The default progress view offsets are set in `onCreate()` and used in `initializeWebView()`.
270 private int appBarHeight;
271 private int defaultProgressViewStartOffset;
272 private int defaultProgressViewEndOffset;
274 // Declare the helpers.
275 private BookmarksDatabaseHelper bookmarksDatabaseHelper;
276 private DomainsDatabaseHelper domainsDatabaseHelper;
277 private ProxyHelper proxyHelper;
278 private SanitizeUrlHelper sanitizeUrlHelper;
280 // Declare the class variables
281 private boolean bottomAppBar;
282 private boolean displayAdditionalAppBarIcons;
283 private boolean displayingFullScreenVideo;
284 private boolean downloadWithExternalApp;
285 private boolean fullScreenBrowsingModeEnabled;
286 private boolean hideAppBar;
287 private boolean incognitoModeEnabled;
288 private boolean inFullScreenBrowsingMode;
289 private boolean loadingNewIntent;
290 private BroadcastReceiver orbotStatusBroadcastReceiver;
291 private boolean reapplyAppSettingsOnRestart;
292 private boolean reapplyDomainSettingsOnRestart;
293 private boolean sanitizeAmpRedirects;
294 private boolean sanitizeTrackingQueries;
295 private boolean scrollAppBar;
296 private boolean waitingForProxy;
297 private String webViewDefaultUserAgent;
299 // Define the class variables.
300 private ObjectAnimator objectAnimator = new ObjectAnimator();
301 private String saveUrlString = "";
303 // Declare the class views.
304 private FrameLayout rootFrameLayout;
305 private DrawerLayout drawerLayout;
306 private CoordinatorLayout coordinatorLayout;
307 private Toolbar toolbar;
308 private RelativeLayout urlRelativeLayout;
309 private EditText urlEditText;
310 private ActionBar actionBar;
311 private LinearLayout findOnPageLinearLayout;
312 private LinearLayout tabsLinearLayout;
313 private TabLayout tabLayout;
314 private SwipeRefreshLayout swipeRefreshLayout;
315 private ViewPager webViewPager;
316 private FrameLayout fullScreenVideoFrameLayout;
318 // Declare the class menus.
319 private Menu optionsMenu;
321 // Declare the class menu items.
322 private MenuItem navigationBackMenuItem;
323 private MenuItem navigationForwardMenuItem;
324 private MenuItem navigationHistoryMenuItem;
325 private MenuItem navigationRequestsMenuItem;
326 private MenuItem optionsPrivacyMenuItem;
327 private MenuItem optionsRefreshMenuItem;
328 private MenuItem optionsCookiesMenuItem;
329 private MenuItem optionsDomStorageMenuItem;
330 private MenuItem optionsSaveFormDataMenuItem;
331 private MenuItem optionsClearDataMenuItem;
332 private MenuItem optionsClearCookiesMenuItem;
333 private MenuItem optionsClearDomStorageMenuItem;
334 private MenuItem optionsClearFormDataMenuItem;
335 private MenuItem optionsBlocklistsMenuItem;
336 private MenuItem optionsEasyListMenuItem;
337 private MenuItem optionsEasyPrivacyMenuItem;
338 private MenuItem optionsFanboysAnnoyanceListMenuItem;
339 private MenuItem optionsFanboysSocialBlockingListMenuItem;
340 private MenuItem optionsUltraListMenuItem;
341 private MenuItem optionsUltraPrivacyMenuItem;
342 private MenuItem optionsBlockAllThirdPartyRequestsMenuItem;
343 private MenuItem optionsProxyMenuItem;
344 private MenuItem optionsProxyNoneMenuItem;
345 private MenuItem optionsProxyTorMenuItem;
346 private MenuItem optionsProxyI2pMenuItem;
347 private MenuItem optionsProxyCustomMenuItem;
348 private MenuItem optionsUserAgentMenuItem;
349 private MenuItem optionsUserAgentPrivacyBrowserMenuItem;
350 private MenuItem optionsUserAgentWebViewDefaultMenuItem;
351 private MenuItem optionsUserAgentFirefoxOnAndroidMenuItem;
352 private MenuItem optionsUserAgentChromeOnAndroidMenuItem;
353 private MenuItem optionsUserAgentSafariOnIosMenuItem;
354 private MenuItem optionsUserAgentFirefoxOnLinuxMenuItem;
355 private MenuItem optionsUserAgentChromiumOnLinuxMenuItem;
356 private MenuItem optionsUserAgentFirefoxOnWindowsMenuItem;
357 private MenuItem optionsUserAgentChromeOnWindowsMenuItem;
358 private MenuItem optionsUserAgentEdgeOnWindowsMenuItem;
359 private MenuItem optionsUserAgentInternetExplorerOnWindowsMenuItem;
360 private MenuItem optionsUserAgentSafariOnMacosMenuItem;
361 private MenuItem optionsUserAgentCustomMenuItem;
362 private MenuItem optionsSwipeToRefreshMenuItem;
363 private MenuItem optionsWideViewportMenuItem;
364 private MenuItem optionsDisplayImagesMenuItem;
365 private MenuItem optionsDarkWebViewMenuItem;
366 private MenuItem optionsFontSizeMenuItem;
367 private MenuItem optionsAddOrEditDomainMenuItem;
369 // This variable won't be needed once the class is migrated to Kotlin, as can be seen in LogcatActivity or AboutVersionFragment.
370 private Activity resultLauncherActivityHandle;
372 // Define the save URL activity result launcher. It must be defined before `onCreate()` is run or the app will crash.
373 private final ActivityResultLauncher<String> saveUrlActivityResultLauncher = registerForActivityResult(new ActivityResultContracts.CreateDocument("*/*"),
374 new ActivityResultCallback<Uri>() {
376 public void onActivityResult(Uri fileUri) {
377 // Only save the URL if the file URI is not null, which happens if the user exited the file picker by pressing back.
378 if (fileUri != null) {
379 new SaveUrl(getApplicationContext(), resultLauncherActivityHandle, fileUri, currentWebView.getSettings().getUserAgentString(), currentWebView.getAcceptCookies()).execute(saveUrlString);
382 // Reset the save URL string.
387 // Define the save webpage archive activity result launcher. It must be defined before `onCreate()` is run or the app will crash.
388 private final ActivityResultLauncher<String> saveWebpageArchiveActivityResultLauncher = registerForActivityResult(new ActivityResultContracts.CreateDocument("multipart/related"),
389 new ActivityResultCallback<Uri>() {
391 public void onActivityResult(Uri fileUri) {
392 // Only save the webpage archive if the file URI is not null, which happens if the user exited the file picker by pressing back.
393 if (fileUri != null) {
395 // Create a temporary MHT file.
396 File temporaryMhtFile = File.createTempFile("temporary_mht_file", ".mht", getCacheDir());
398 // Save the temporary MHT file.
399 currentWebView.saveWebArchive(temporaryMhtFile.toString(), false, callbackValue -> {
400 if (callbackValue != null) { // The temporary MHT file was saved successfully.
402 // Create a temporary MHT file input stream.
403 FileInputStream temporaryMhtFileInputStream = new FileInputStream(temporaryMhtFile);
405 // Get an output stream for the save webpage file path.
406 OutputStream mhtOutputStream = getContentResolver().openOutputStream(fileUri);
408 // Create a transfer byte array.
409 byte[] transferByteArray = new byte[1024];
411 // Create an integer to track the number of bytes read.
414 // Copy the temporary MHT file input stream to the MHT output stream.
415 while ((bytesRead = temporaryMhtFileInputStream.read(transferByteArray)) > 0) {
416 mhtOutputStream.write(transferByteArray, 0, bytesRead);
419 // Close the streams.
420 mhtOutputStream.close();
421 temporaryMhtFileInputStream.close();
423 // Initialize the file name string from the file URI last path segment.
424 String fileNameString = fileUri.getLastPathSegment();
426 // Query the exact file name if the API >= 26.
427 if (Build.VERSION.SDK_INT >= 26) {
428 // Get a cursor from the content resolver.
429 Cursor contentResolverCursor = resultLauncherActivityHandle.getContentResolver().query(fileUri, null, null, null);
431 // Move to the fist row.
432 contentResolverCursor.moveToFirst();
434 // Get the file name from the cursor.
435 fileNameString = contentResolverCursor.getString(contentResolverCursor.getColumnIndexOrThrow(OpenableColumns.DISPLAY_NAME));
438 contentResolverCursor.close();
441 // Display a snackbar.
442 Snackbar.make(currentWebView, getString(R.string.file_saved) + " " + fileNameString, Snackbar.LENGTH_SHORT).show();
443 } catch (Exception exception) {
444 // Display a snackbar with the exception.
445 Snackbar.make(currentWebView, getString(R.string.error_saving_file) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
447 // Delete the temporary MHT file.
448 //noinspection ResultOfMethodCallIgnored
449 temporaryMhtFile.delete();
451 } else { // There was an unspecified error while saving the temporary MHT file.
452 // Display an error snackbar.
453 Snackbar.make(currentWebView, getString(R.string.error_saving_file), Snackbar.LENGTH_INDEFINITE).show();
456 } catch (IOException ioException) {
457 // Display a snackbar with the IO exception.
458 Snackbar.make(currentWebView, getString(R.string.error_saving_file) + " " + ioException, Snackbar.LENGTH_INDEFINITE).show();
464 // Define the save webpage image activity result launcher. It must be defined before `onCreate()` is run or the app will crash.
465 private final ActivityResultLauncher<String> saveWebpageImageActivityResultLauncher = registerForActivityResult(new ActivityResultContracts.CreateDocument("image/png"),
466 new ActivityResultCallback<Uri>() {
468 public void onActivityResult(Uri fileUri) {
469 // Only save the webpage image if the file URI is not null, which happens if the user exited the file picker by pressing back.
470 if (fileUri != null) {
471 // Save the webpage image.
472 new SaveWebpageImage(resultLauncherActivityHandle, fileUri, currentWebView).execute();
477 // Remove the warning about needing to override `performClick()` when using an `OnTouchListener` with WebView.
478 @SuppressLint("ClickableViewAccessibility")
480 protected void onCreate(Bundle savedInstanceState) {
481 // Run the default commands.
482 super.onCreate(savedInstanceState);
484 // Populate the result launcher activity. This will no longer be needed once the activity has transitioned to Kotlin.
485 resultLauncherActivityHandle = this;
487 // Check to see if the activity has been restarted.
488 if (savedInstanceState != null) {
489 // Store the saved instance state variables.
490 savedStateArrayList = savedInstanceState.getParcelableArrayList(SAVED_STATE_ARRAY_LIST);
491 savedNestedScrollWebViewStateArrayList = savedInstanceState.getParcelableArrayList(SAVED_NESTED_SCROLL_WEBVIEW_STATE_ARRAY_LIST);
492 savedTabPosition = savedInstanceState.getInt(SAVED_TAB_POSITION);
493 savedProxyMode = savedInstanceState.getString(PROXY_MODE);
496 // Initialize the default preference values the first time the program is run. `false` keeps this command from resetting any current preferences back to default.
497 PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
499 // Get a handle for the shared preferences.
500 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
502 // Get the preferences.
503 String appTheme = sharedPreferences.getString(getString(R.string.app_theme_key), getString(R.string.app_theme_default_value));
504 boolean allowScreenshots = sharedPreferences.getBoolean(getString(R.string.allow_screenshots_key), false);
505 bottomAppBar = sharedPreferences.getBoolean(getString(R.string.bottom_app_bar_key), false);
506 displayAdditionalAppBarIcons = sharedPreferences.getBoolean(getString(R.string.display_additional_app_bar_icons_key), false);
508 // Get the theme entry values string array.
509 String[] appThemeEntryValuesStringArray = getResources().getStringArray(R.array.app_theme_entry_values);
511 // Set the app theme according to the preference. A switch statement cannot be used because the theme entry values string array is not a compile time constant.
512 if (appTheme.equals(appThemeEntryValuesStringArray[1])) { // The light theme is selected.
513 // Apply the light theme.
514 AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO);
515 } else if (appTheme.equals(appThemeEntryValuesStringArray[2])) { // The dark theme is selected.
516 // Apply the dark theme.
517 AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
518 } else { // The system default theme is selected.
519 if (Build.VERSION.SDK_INT >= 28) { // The system default theme is supported.
520 // Follow the system default theme.
521 AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM);
522 } else { // The system default theme is not supported.
523 // Follow the battery saver mode.
524 AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY);
528 // Disable screenshots if not allowed.
529 if (!allowScreenshots) {
530 getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
533 // Enable the drawing of the entire webpage. This makes it possible to save a website image. This must be done before anything else happens with the WebView.
534 WebView.enableSlowWholeDocumentDraw();
536 // Set the content view according to the position of the app bar.
537 if (bottomAppBar) setContentView(R.layout.main_framelayout_bottom_appbar);
538 else setContentView(R.layout.main_framelayout_top_appbar);
540 // Get handles for the views.
541 rootFrameLayout = findViewById(R.id.root_framelayout);
542 drawerLayout = findViewById(R.id.drawerlayout);
543 coordinatorLayout = findViewById(R.id.coordinatorlayout);
544 appBarLayout = findViewById(R.id.appbar_layout);
545 toolbar = findViewById(R.id.toolbar);
546 findOnPageLinearLayout = findViewById(R.id.find_on_page_linearlayout);
547 tabsLinearLayout = findViewById(R.id.tabs_linearlayout);
548 tabLayout = findViewById(R.id.tablayout);
549 swipeRefreshLayout = findViewById(R.id.swiperefreshlayout);
550 webViewPager = findViewById(R.id.webviewpager);
551 NavigationView navigationView = findViewById(R.id.navigationview);
552 fullScreenVideoFrameLayout = findViewById(R.id.full_screen_video_framelayout);
554 // Get a handle for the navigation menu.
555 Menu navigationMenu = navigationView.getMenu();
557 // Get handles for the navigation menu items.
558 navigationBackMenuItem = navigationMenu.findItem(R.id.back);
559 navigationForwardMenuItem = navigationMenu.findItem(R.id.forward);
560 navigationHistoryMenuItem = navigationMenu.findItem(R.id.history);
561 navigationRequestsMenuItem = navigationMenu.findItem(R.id.requests);
563 // Listen for touches on the navigation menu.
564 navigationView.setNavigationItemSelectedListener(this);
566 // Get a handle for the app compat delegate.
567 AppCompatDelegate appCompatDelegate = getDelegate();
569 // Set the support action bar.
570 appCompatDelegate.setSupportActionBar(toolbar);
572 // Get a handle for the action bar.
573 actionBar = appCompatDelegate.getSupportActionBar();
575 // Remove the incorrect lint warning below that the action bar might be null.
576 assert actionBar != null;
578 // Add the custom layout, which shows the URL text bar.
579 actionBar.setCustomView(R.layout.url_app_bar);
580 actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
582 // Get handles for the views in the URL app bar.
583 urlRelativeLayout = findViewById(R.id.url_relativelayout);
584 urlEditText = findViewById(R.id.url_edittext);
586 // Create the hamburger icon at the start of the AppBar.
587 actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawerLayout, toolbar, R.string.open_navigation_drawer, R.string.close_navigation_drawer);
589 // Initially disable the sliding drawers. They will be enabled once the blocklists are loaded.
590 drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
592 // Initially hide the user interface so that only the blocklist loading screen is shown (if reloading).
593 drawerLayout.setVisibility(View.GONE);
595 // Initialize the web view pager adapter.
596 webViewPagerAdapter = new WebViewPagerAdapter(getSupportFragmentManager());
598 // Set the pager adapter on the web view pager.
599 webViewPager.setAdapter(webViewPagerAdapter);
601 // Store up to 100 tabs in memory.
602 webViewPager.setOffscreenPageLimit(100);
604 // Instantiate the helpers.
605 bookmarksDatabaseHelper = new BookmarksDatabaseHelper(this);
606 domainsDatabaseHelper = new DomainsDatabaseHelper(this);
607 proxyHelper = new ProxyHelper();
608 sanitizeUrlHelper = new SanitizeUrlHelper();
610 // Initialize the app.
613 // Apply the app settings from the shared preferences.
616 // Control what the system back command does.
617 OnBackPressedCallback onBackPressedCallback = new OnBackPressedCallback(true) {
619 public void handleOnBackPressed() {
620 // Process the different back options.
621 if (drawerLayout.isDrawerVisible(GravityCompat.START)) { // The navigation drawer is open.
622 // Close the navigation drawer.
623 drawerLayout.closeDrawer(GravityCompat.START);
624 } else if (drawerLayout.isDrawerVisible(GravityCompat.END)){ // The bookmarks drawer is open.
625 // close the bookmarks drawer.
626 drawerLayout.closeDrawer(GravityCompat.END);
627 } else if (displayingFullScreenVideo) { // A full screen video is shown.
628 // Exit the full screen video.
629 exitFullScreenVideo();
630 } else if (currentWebView.canGoBack()) { // There is at least one item in the current WebView history.
631 // Get the current web back forward list.
632 WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
634 // Get the previous entry URL.
635 String previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() - 1).getUrl();
637 // Apply the domain settings.
638 applyDomainSettings(currentWebView, previousUrl, false, false, false);
641 currentWebView.goBack();
642 } else if (tabLayout.getTabCount() > 1) { // There are at least two tabs.
643 // Close the current tab.
645 } else { // There isn't anything to do in Privacy Browser.
646 // Close Privacy Browser. `finishAndRemoveTask()` also removes Privacy Browser from the recent app list.
647 finishAndRemoveTask();
649 // Manually kill Privacy Browser. Otherwise, it is glitchy when restarted.
655 // Register the on back pressed callback.
656 getOnBackPressedDispatcher().addCallback(this, onBackPressedCallback);
658 // Populate the blocklists.
659 populateBlocklists = new PopulateBlocklists(this, this).execute();
663 protected void onNewIntent(Intent intent) {
664 // Run the default commands.
665 super.onNewIntent(intent);
667 // Check to see if the app is being restarted from a saved state.
668 if (savedStateArrayList == null || savedStateArrayList.size() == 0) { // The activity is not being restarted from a saved state.
669 // Get the information from the intent.
670 String intentAction = intent.getAction();
671 Uri intentUriData = intent.getData();
672 String intentStringExtra = intent.getStringExtra(Intent.EXTRA_TEXT);
674 // Determine if this is a web search.
675 boolean isWebSearch = ((intentAction != null) && intentAction.equals(Intent.ACTION_WEB_SEARCH));
677 // Only process the URI if it contains data or it is a web search. If the user pressed the desktop icon after the app was already running the URI will be null.
678 if (intentUriData != null || intentStringExtra != null || isWebSearch) {
679 // Exit the full screen video if it is displayed.
680 if (displayingFullScreenVideo) {
681 // Exit full screen video mode.
682 exitFullScreenVideo();
684 // Reload the current WebView. Otherwise, it can display entirely black.
685 currentWebView.reload();
688 // Get the shared preferences.
689 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
691 // Create a URL string.
694 // If the intent action is a web search, perform the search.
695 if (isWebSearch) { // The intent is a web search.
696 // Create an encoded URL string.
697 String encodedUrlString;
699 // Sanitize the search input and convert it to a search.
701 encodedUrlString = URLEncoder.encode(intent.getStringExtra(SearchManager.QUERY), "UTF-8");
702 } catch (UnsupportedEncodingException exception) {
703 encodedUrlString = "";
706 // Add the base search URL.
707 url = searchURL + encodedUrlString;
708 } else if (intentUriData != null) { // The intent contains a URL formatted as a URI.
709 // Set the intent data as the URL.
710 url = intentUriData.toString();
711 } else { // The intent contains a string, which might be a URL.
712 // Set the intent string as the URL.
713 url = intentStringExtra;
716 // Add a new tab if specified in the preferences.
717 if (sharedPreferences.getBoolean(getString(R.string.open_intents_in_new_tab_key), true)) { // Load the URL in a new tab.
718 // Set the loading new intent flag.
719 loadingNewIntent = true;
722 addNewTab(url, true);
723 } else { // Load the URL in the current tab.
725 loadUrl(currentWebView, url);
728 // Close the navigation drawer if it is open.
729 if (drawerLayout.isDrawerVisible(GravityCompat.START)) {
730 drawerLayout.closeDrawer(GravityCompat.START);
733 // Close the bookmarks drawer if it is open.
734 if (drawerLayout.isDrawerVisible(GravityCompat.END)) {
735 drawerLayout.closeDrawer(GravityCompat.END);
738 } else { // The app has been restarted.
739 // Replace the intent that started the app with this one. This will load the tab after the others have been restored.
745 public void onRestart() {
746 // Run the default commands.
749 // Apply the app settings if returning from the Settings activity.
750 if (reapplyAppSettingsOnRestart) {
751 // Reset the reapply app settings on restart tracker.
752 reapplyAppSettingsOnRestart = false;
754 // Apply the app settings.
758 // Apply the domain settings if returning from the settings or domains activity.
759 if (reapplyDomainSettingsOnRestart) {
760 // Reset the reapply domain settings on restart tracker.
761 reapplyDomainSettingsOnRestart = false;
763 // Reapply the domain settings for each tab.
764 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
765 // Get the WebView tab fragment.
766 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
768 // Get the fragment view.
769 View fragmentView = webViewTabFragment.getView();
771 // Only reload the WebViews if they exist.
772 if (fragmentView != null) {
773 // Get the nested scroll WebView from the tab fragment.
774 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
776 // Reset the current domain name so the domain settings will be reapplied.
777 nestedScrollWebView.setCurrentDomainName("");
779 // Reapply the domain settings if the URL is not null, which can happen if an empty tab is active when returning from settings.
780 if (nestedScrollWebView.getUrl() != null) {
781 applyDomainSettings(nestedScrollWebView, nestedScrollWebView.getUrl(), false, true, false);
787 // Update the bookmarks drawer if returning from the Bookmarks activity.
788 if (restartFromBookmarksActivity) {
789 // Close the bookmarks drawer.
790 drawerLayout.closeDrawer(GravityCompat.END);
792 // Reload the bookmarks drawer.
793 loadBookmarksFolder();
795 // Reset `restartFromBookmarksActivity`.
796 restartFromBookmarksActivity = false;
799 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step. This can be important if the screen was rotated.
800 updatePrivacyIcons(true);
803 // `onStart()` runs after `onCreate()` or `onRestart()`. This is used instead of `onResume()` so the commands aren't called every time the screen is partially hidden.
805 public void onStart() {
806 // Run the default commands.
809 // Resume any WebViews.
810 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
811 // Get the WebView tab fragment.
812 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
814 // Get the fragment view.
815 View fragmentView = webViewTabFragment.getView();
817 // Only resume the WebViews if they exist (they won't when the app is first created).
818 if (fragmentView != null) {
819 // Get the nested scroll WebView from the tab fragment.
820 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
822 // Resume the nested scroll WebView.
823 nestedScrollWebView.onResume();
827 // Resume the nested scroll WebView JavaScript timers. This is a global command that resumes JavaScript timers on all WebViews.
828 if (currentWebView != null) {
829 currentWebView.resumeTimers();
832 // Reapply the proxy settings if the system is using a proxy. This redisplays the appropriate alert dialog.
833 if (!proxyMode.equals(ProxyHelper.NONE)) {
837 // Reapply any system UI flags.
838 if (displayingFullScreenVideo || inFullScreenBrowsingMode) { // The system is displaying a website or a video in full screen mode.
839 /* Hide the system bars.
840 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
841 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
842 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
843 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
845 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
846 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
849 // Show any pending dialogs.
850 for (int i = 0; i < pendingDialogsArrayList.size(); i++) {
851 // Get the pending dialog from the array list.
852 PendingDialog pendingDialog = pendingDialogsArrayList.get(i);
854 // Show the pending dialog.
855 pendingDialog.dialogFragment.show(getSupportFragmentManager(), pendingDialog.tag);
858 // Clear the pending dialogs array list.
859 pendingDialogsArrayList.clear();
862 // `onStop()` runs after `onPause()`. It is used instead of `onPause()` so the commands are not called every time the screen is partially hidden.
864 public void onStop() {
865 // Run the default commands.
868 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
869 // Get the WebView tab fragment.
870 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
872 // Get the fragment view.
873 View fragmentView = webViewTabFragment.getView();
875 // Only pause the WebViews if they exist (they won't when the app is first created).
876 if (fragmentView != null) {
877 // Get the nested scroll WebView from the tab fragment.
878 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
880 // Pause the nested scroll WebView.
881 nestedScrollWebView.onPause();
885 // Pause the WebView JavaScript timers. This is a global command that pauses JavaScript on all WebViews.
886 if (currentWebView != null) {
887 currentWebView.pauseTimers();
892 public void onSaveInstanceState(@NonNull Bundle savedInstanceState) {
893 // Run the default commands.
894 super.onSaveInstanceState(savedInstanceState);
896 // Create the saved state array lists.
897 ArrayList<Bundle> savedStateArrayList = new ArrayList<>();
898 ArrayList<Bundle> savedNestedScrollWebViewStateArrayList = new ArrayList<>();
900 // Get the URLs from each tab.
901 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
902 // Get the WebView tab fragment.
903 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
905 // Get the fragment view.
906 View fragmentView = webViewTabFragment.getView();
908 if (fragmentView != null) {
909 // Get the nested scroll WebView from the tab fragment.
910 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
912 // Create saved state bundle.
913 Bundle savedStateBundle = new Bundle();
915 // Get the current states.
916 nestedScrollWebView.saveState(savedStateBundle);
917 Bundle savedNestedScrollWebViewStateBundle = nestedScrollWebView.saveNestedScrollWebViewState();
919 // Store the saved states in the array lists.
920 savedStateArrayList.add(savedStateBundle);
921 savedNestedScrollWebViewStateArrayList.add(savedNestedScrollWebViewStateBundle);
925 // Get the current tab position.
926 int currentTabPosition = tabLayout.getSelectedTabPosition();
928 // Store the saved states in the bundle.
929 savedInstanceState.putParcelableArrayList(SAVED_STATE_ARRAY_LIST, savedStateArrayList);
930 savedInstanceState.putParcelableArrayList(SAVED_NESTED_SCROLL_WEBVIEW_STATE_ARRAY_LIST, savedNestedScrollWebViewStateArrayList);
931 savedInstanceState.putInt(SAVED_TAB_POSITION, currentTabPosition);
932 savedInstanceState.putString(PROXY_MODE, proxyMode);
936 public void onDestroy() {
937 // Unregister the orbot status broadcast receiver if it exists.
938 if (orbotStatusBroadcastReceiver != null) {
939 this.unregisterReceiver(orbotStatusBroadcastReceiver);
942 // Close the bookmarks cursor if it exists.
943 if (bookmarksCursor != null) {
944 bookmarksCursor.close();
947 // Close the bookmarks database if it exists.
948 if (bookmarksDatabaseHelper != null) {
949 bookmarksDatabaseHelper.close();
952 // Stop populating the blocklists if the AsyncTask is running in the background.
953 if (populateBlocklists != null) {
954 populateBlocklists.cancel(true);
957 // Run the default commands.
962 public boolean onCreateOptionsMenu(Menu menu) {
963 // Inflate the menu. This adds items to the action bar if it is present.
964 getMenuInflater().inflate(R.menu.webview_options_menu, menu);
966 // Store a handle for the options menu so it can be used by `onOptionsItemSelected()` and `updatePrivacyIcons()`.
969 // Get handles for the menu items.
970 optionsPrivacyMenuItem = menu.findItem(R.id.javascript);
971 optionsRefreshMenuItem = menu.findItem(R.id.refresh);
972 MenuItem bookmarksMenuItem = menu.findItem(R.id.bookmarks);
973 optionsCookiesMenuItem = menu.findItem(R.id.cookies);
974 optionsDomStorageMenuItem = menu.findItem(R.id.dom_storage);
975 optionsSaveFormDataMenuItem = menu.findItem(R.id.save_form_data); // Form data can be removed once the minimum API >= 26.
976 optionsClearDataMenuItem = menu.findItem(R.id.clear_data);
977 optionsClearCookiesMenuItem = menu.findItem(R.id.clear_cookies);
978 optionsClearDomStorageMenuItem = menu.findItem(R.id.clear_dom_storage);
979 optionsClearFormDataMenuItem = menu.findItem(R.id.clear_form_data); // Form data can be removed once the minimum API >= 26.
980 optionsBlocklistsMenuItem = menu.findItem(R.id.blocklists);
981 optionsEasyListMenuItem = menu.findItem(R.id.easylist);
982 optionsEasyPrivacyMenuItem = menu.findItem(R.id.easyprivacy);
983 optionsFanboysAnnoyanceListMenuItem = menu.findItem(R.id.fanboys_annoyance_list);
984 optionsFanboysSocialBlockingListMenuItem = menu.findItem(R.id.fanboys_social_blocking_list);
985 optionsUltraListMenuItem = menu.findItem(R.id.ultralist);
986 optionsUltraPrivacyMenuItem = menu.findItem(R.id.ultraprivacy);
987 optionsBlockAllThirdPartyRequestsMenuItem = menu.findItem(R.id.block_all_third_party_requests);
988 optionsProxyMenuItem = menu.findItem(R.id.proxy);
989 optionsProxyNoneMenuItem = menu.findItem(R.id.proxy_none);
990 optionsProxyTorMenuItem = menu.findItem(R.id.proxy_tor);
991 optionsProxyI2pMenuItem = menu.findItem(R.id.proxy_i2p);
992 optionsProxyCustomMenuItem = menu.findItem(R.id.proxy_custom);
993 optionsUserAgentMenuItem = menu.findItem(R.id.user_agent);
994 optionsUserAgentPrivacyBrowserMenuItem = menu.findItem(R.id.user_agent_privacy_browser);
995 optionsUserAgentWebViewDefaultMenuItem = menu.findItem(R.id.user_agent_webview_default);
996 optionsUserAgentFirefoxOnAndroidMenuItem = menu.findItem(R.id.user_agent_firefox_on_android);
997 optionsUserAgentChromeOnAndroidMenuItem = menu.findItem(R.id.user_agent_chrome_on_android);
998 optionsUserAgentSafariOnIosMenuItem = menu.findItem(R.id.user_agent_safari_on_ios);
999 optionsUserAgentFirefoxOnLinuxMenuItem = menu.findItem(R.id.user_agent_firefox_on_linux);
1000 optionsUserAgentChromiumOnLinuxMenuItem = menu.findItem(R.id.user_agent_chromium_on_linux);
1001 optionsUserAgentFirefoxOnWindowsMenuItem = menu.findItem(R.id.user_agent_firefox_on_windows);
1002 optionsUserAgentChromeOnWindowsMenuItem = menu.findItem(R.id.user_agent_chrome_on_windows);
1003 optionsUserAgentEdgeOnWindowsMenuItem = menu.findItem(R.id.user_agent_edge_on_windows);
1004 optionsUserAgentInternetExplorerOnWindowsMenuItem = menu.findItem(R.id.user_agent_internet_explorer_on_windows);
1005 optionsUserAgentSafariOnMacosMenuItem = menu.findItem(R.id.user_agent_safari_on_macos);
1006 optionsUserAgentCustomMenuItem = menu.findItem(R.id.user_agent_custom);
1007 optionsSwipeToRefreshMenuItem = menu.findItem(R.id.swipe_to_refresh);
1008 optionsWideViewportMenuItem = menu.findItem(R.id.wide_viewport);
1009 optionsDisplayImagesMenuItem = menu.findItem(R.id.display_images);
1010 optionsDarkWebViewMenuItem = menu.findItem(R.id.dark_webview);
1011 optionsFontSizeMenuItem = menu.findItem(R.id.font_size);
1012 optionsAddOrEditDomainMenuItem = menu.findItem(R.id.add_or_edit_domain);
1014 // Set the initial status of the privacy icons. `false` does not call `invalidateOptionsMenu` as the last step.
1015 updatePrivacyIcons(false);
1017 // Only display the form data menu items if the API < 26.
1018 optionsSaveFormDataMenuItem.setVisible(Build.VERSION.SDK_INT < 26);
1019 optionsClearFormDataMenuItem.setVisible(Build.VERSION.SDK_INT < 26);
1021 // Disable the clear form data menu item if the API >= 26 so that the status of the main Clear Data is calculated correctly.
1022 optionsClearFormDataMenuItem.setEnabled(Build.VERSION.SDK_INT < 26);
1024 // Set the status of the additional app bar icons. Setting the refresh menu item to `SHOW_AS_ACTION_ALWAYS` makes it appear even on small devices like phones.
1025 if (displayAdditionalAppBarIcons) {
1026 optionsRefreshMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
1027 bookmarksMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
1028 optionsCookiesMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
1029 } else { //Do not display the additional icons.
1030 optionsRefreshMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1031 bookmarksMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1032 optionsCookiesMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1035 // Replace Refresh with Stop if a URL is already loading.
1036 if (currentWebView != null && currentWebView.getProgress() != 100) {
1038 optionsRefreshMenuItem.setTitle(R.string.stop);
1040 // Set the icon if it is displayed in the app bar. Once the minimum API is >= 26, the blue and black icons can be combined with a tint list.
1041 if (displayAdditionalAppBarIcons) {
1042 optionsRefreshMenuItem.setIcon(R.drawable.close_blue);
1051 public boolean onPrepareOptionsMenu(Menu menu) {
1052 // Get a handle for the cookie manager.
1053 CookieManager cookieManager = CookieManager.getInstance();
1055 // Initialize the current user agent string and the font size.
1056 String currentUserAgent = getString(R.string.user_agent_privacy_browser);
1059 // Set items that require the current web view to be populated. It will be null when the program is first opened, as `onPrepareOptionsMenu()` is called before the first WebView is initialized.
1060 if (currentWebView != null) {
1061 // Set the add or edit domain text.
1062 if (currentWebView.getDomainSettingsApplied()) {
1063 optionsAddOrEditDomainMenuItem.setTitle(R.string.edit_domain_settings);
1065 optionsAddOrEditDomainMenuItem.setTitle(R.string.add_domain_settings);
1068 // Get the current user agent from the WebView.
1069 currentUserAgent = currentWebView.getSettings().getUserAgentString();
1071 // Get the current font size from the
1072 fontSize = currentWebView.getSettings().getTextZoom();
1074 // Set the status of the menu item checkboxes.
1075 optionsDomStorageMenuItem.setChecked(currentWebView.getSettings().getDomStorageEnabled());
1076 optionsSaveFormDataMenuItem.setChecked(currentWebView.getSettings().getSaveFormData()); // Form data can be removed once the minimum API >= 26.
1077 optionsEasyListMenuItem.setChecked(currentWebView.getEasyListEnabled());
1078 optionsEasyPrivacyMenuItem.setChecked(currentWebView.getEasyPrivacyEnabled());
1079 optionsFanboysAnnoyanceListMenuItem.setChecked(currentWebView.getFanboysAnnoyanceListEnabled());
1080 optionsFanboysSocialBlockingListMenuItem.setChecked(currentWebView.getFanboysSocialBlockingListEnabled());
1081 optionsUltraListMenuItem.setChecked(currentWebView.getUltraListEnabled());
1082 optionsUltraPrivacyMenuItem.setChecked(currentWebView.getUltraPrivacyEnabled());
1083 optionsBlockAllThirdPartyRequestsMenuItem.setChecked(currentWebView.getBlockAllThirdPartyRequests());
1084 optionsSwipeToRefreshMenuItem.setChecked(currentWebView.getSwipeToRefresh());
1085 optionsWideViewportMenuItem.setChecked(currentWebView.getSettings().getUseWideViewPort());
1086 optionsDisplayImagesMenuItem.setChecked(currentWebView.getSettings().getLoadsImagesAutomatically());
1088 // Initialize the display names for the blocklists with the number of blocked requests.
1089 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + currentWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
1090 optionsEasyListMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.EASYLIST) + " - " + getString(R.string.easylist));
1091 optionsEasyPrivacyMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.EASYPRIVACY) + " - " + getString(R.string.easyprivacy));
1092 optionsFanboysAnnoyanceListMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST) + " - " + getString(R.string.fanboys_annoyance_list));
1093 optionsFanboysSocialBlockingListMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.FANBOYS_SOCIAL_BLOCKING_LIST) + " - " + getString(R.string.fanboys_social_blocking_list));
1094 optionsUltraListMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.ULTRALIST) + " - " + getString(R.string.ultralist));
1095 optionsUltraPrivacyMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.ULTRAPRIVACY) + " - " + getString(R.string.ultraprivacy));
1096 optionsBlockAllThirdPartyRequestsMenuItem.setTitle(currentWebView.getRequestsCount(NestedScrollWebView.THIRD_PARTY_REQUESTS) + " - " + getString(R.string.block_all_third_party_requests));
1098 // Enable DOM Storage if JavaScript is enabled.
1099 optionsDomStorageMenuItem.setEnabled(currentWebView.getSettings().getJavaScriptEnabled());
1101 // Get the current theme status.
1102 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
1104 // Enable dark WebView if the API is < 33 or if night mode is enabled.
1105 optionsDarkWebViewMenuItem.setEnabled((Build.VERSION.SDK_INT < 33) || (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES));
1107 // Set the checkbox status for dark WebView if the WebView supports it.
1108 if ((Build.VERSION.SDK_INT >= 33) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { // The device is running API >= 33 and algorithmic darkening is supported.
1109 optionsDarkWebViewMenuItem.setChecked(WebSettingsCompat.isAlgorithmicDarkeningAllowed(currentWebView.getSettings()));
1110 } else if ((Build.VERSION.SDK_INT < 33) && WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK)) { // The device is running API < 33 and the WebView supports force dark.
1111 //noinspection deprecation
1112 optionsDarkWebViewMenuItem.setChecked(WebSettingsCompat.getForceDark(currentWebView.getSettings()) == WebSettingsCompat.FORCE_DARK_ON);
1116 // Set the cookies menu item checked status.
1117 optionsCookiesMenuItem.setChecked(cookieManager.acceptCookie());
1119 // Enable Clear Cookies if there are any.
1120 optionsClearCookiesMenuItem.setEnabled(cookieManager.hasCookies());
1122 // 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`.
1123 String privateDataDirectoryString = getApplicationInfo().dataDir;
1125 // Get a count of the number of files in the Local Storage directory.
1126 File localStorageDirectory = new File (privateDataDirectoryString + "/app_webview/Local Storage/");
1127 int localStorageDirectoryNumberOfFiles = 0;
1128 if (localStorageDirectory.exists()) {
1129 // `Objects.requireNonNull` removes a lint warning that `localStorageDirectory.list` might produce a null pointed exception if it is dereferenced.
1130 localStorageDirectoryNumberOfFiles = Objects.requireNonNull(localStorageDirectory.list()).length;
1133 // Get a count of the number of files in the IndexedDB directory.
1134 File indexedDBDirectory = new File (privateDataDirectoryString + "/app_webview/IndexedDB");
1135 int indexedDBDirectoryNumberOfFiles = 0;
1136 if (indexedDBDirectory.exists()) {
1137 // `Objects.requireNonNull` removes a lint warning that `indexedDBDirectory.list` might produce a null pointed exception if it is dereferenced.
1138 indexedDBDirectoryNumberOfFiles = Objects.requireNonNull(indexedDBDirectory.list()).length;
1141 // Enable Clear DOM Storage if there is any.
1142 optionsClearDomStorageMenuItem.setEnabled(localStorageDirectoryNumberOfFiles > 0 || indexedDBDirectoryNumberOfFiles > 0);
1144 // Enable Clear Form Data is there is any. This can be removed once the minimum API >= 26.
1145 if (Build.VERSION.SDK_INT < 26) {
1146 // Get the WebView database.
1147 WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(this);
1149 // Enable the clear form data menu item if there is anything to clear.
1150 optionsClearFormDataMenuItem.setEnabled(webViewDatabase.hasFormData());
1153 // Enable Clear Data if any of the submenu items are enabled.
1154 optionsClearDataMenuItem.setEnabled(optionsClearCookiesMenuItem.isEnabled() || optionsClearDomStorageMenuItem.isEnabled() || optionsClearFormDataMenuItem.isEnabled());
1156 // Disable Fanboy's Social Blocking List menu item if Fanboy's Annoyance List is checked.
1157 optionsFanboysSocialBlockingListMenuItem.setEnabled(!optionsFanboysAnnoyanceListMenuItem.isChecked());
1159 // Set the proxy title and check the applied proxy.
1160 switch (proxyMode) {
1161 case ProxyHelper.NONE:
1162 // Set the proxy title.
1163 optionsProxyMenuItem.setTitle(getString(R.string.proxy) + " - " + getString(R.string.proxy_none));
1165 // Check the proxy None radio button.
1166 optionsProxyNoneMenuItem.setChecked(true);
1169 case ProxyHelper.TOR:
1170 // Set the proxy title.
1171 optionsProxyMenuItem.setTitle(getString(R.string.proxy) + " - " + getString(R.string.proxy_tor));
1173 // Check the proxy Tor radio button.
1174 optionsProxyTorMenuItem.setChecked(true);
1177 case ProxyHelper.I2P:
1178 // Set the proxy title.
1179 optionsProxyMenuItem.setTitle(getString(R.string.proxy) + " - " + getString(R.string.proxy_i2p));
1181 // Check the proxy I2P radio button.
1182 optionsProxyI2pMenuItem.setChecked(true);
1185 case ProxyHelper.CUSTOM:
1186 // Set the proxy title.
1187 optionsProxyMenuItem.setTitle(getString(R.string.proxy) + " - " + getString(R.string.proxy_custom));
1189 // Check the proxy Custom radio button.
1190 optionsProxyCustomMenuItem.setChecked(true);
1194 // Select the current user agent menu item. A switch statement cannot be used because the user agents are not compile time constants.
1195 if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[0])) { // Privacy Browser.
1196 // Update the user agent menu item title.
1197 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_privacy_browser));
1199 // Select the Privacy Browser radio box.
1200 optionsUserAgentPrivacyBrowserMenuItem.setChecked(true);
1201 } else if (currentUserAgent.equals(webViewDefaultUserAgent)) { // WebView Default.
1202 // Update the user agent menu item title.
1203 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_webview_default));
1205 // Select the WebView Default radio box.
1206 optionsUserAgentWebViewDefaultMenuItem.setChecked(true);
1207 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[2])) { // Firefox on Android.
1208 // Update the user agent menu item title.
1209 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_android));
1211 // Select the Firefox on Android radio box.
1212 optionsUserAgentFirefoxOnAndroidMenuItem.setChecked(true);
1213 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[3])) { // Chrome on Android.
1214 // Update the user agent menu item title.
1215 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chrome_on_android));
1217 // Select the Chrome on Android radio box.
1218 optionsUserAgentChromeOnAndroidMenuItem.setChecked(true);
1219 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[4])) { // Safari on iOS.
1220 // Update the user agent menu item title.
1221 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_safari_on_ios));
1223 // Select the Safari on iOS radio box.
1224 optionsUserAgentSafariOnIosMenuItem.setChecked(true);
1225 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[5])) { // Firefox on Linux.
1226 // Update the user agent menu item title.
1227 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_linux));
1229 // Select the Firefox on Linux radio box.
1230 optionsUserAgentFirefoxOnLinuxMenuItem.setChecked(true);
1231 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[6])) { // Chromium on Linux.
1232 // Update the user agent menu item title.
1233 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chromium_on_linux));
1235 // Select the Chromium on Linux radio box.
1236 optionsUserAgentChromiumOnLinuxMenuItem.setChecked(true);
1237 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[7])) { // Firefox on Windows.
1238 // Update the user agent menu item title.
1239 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_firefox_on_windows));
1241 // Select the Firefox on Windows radio box.
1242 optionsUserAgentFirefoxOnWindowsMenuItem.setChecked(true);
1243 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[8])) { // Chrome on Windows.
1244 // Update the user agent menu item title.
1245 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_chrome_on_windows));
1247 // Select the Chrome on Windows radio box.
1248 optionsUserAgentChromeOnWindowsMenuItem.setChecked(true);
1249 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[9])) { // Edge on Windows.
1250 // Update the user agent menu item title.
1251 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_edge_on_windows));
1253 // Select the Edge on Windows radio box.
1254 optionsUserAgentEdgeOnWindowsMenuItem.setChecked(true);
1255 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[10])) { // Internet Explorer on Windows.
1256 // Update the user agent menu item title.
1257 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_internet_explorer_on_windows));
1259 // Select the Internet on Windows radio box.
1260 optionsUserAgentInternetExplorerOnWindowsMenuItem.setChecked(true);
1261 } else if (currentUserAgent.equals(getResources().getStringArray(R.array.user_agent_data)[11])) { // Safari on macOS.
1262 // Update the user agent menu item title.
1263 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_safari_on_macos));
1265 // Select the Safari on macOS radio box.
1266 optionsUserAgentSafariOnMacosMenuItem.setChecked(true);
1267 } else { // Custom user agent.
1268 // Update the user agent menu item title.
1269 optionsUserAgentMenuItem.setTitle(getString(R.string.options_user_agent) + " - " + getString(R.string.user_agent_custom));
1271 // Select the Custom radio box.
1272 optionsUserAgentCustomMenuItem.setChecked(true);
1275 // Set the font size title.
1276 optionsFontSizeMenuItem.setTitle(getString(R.string.font_size) + " - " + fontSize + "%");
1278 // Run all the other default commands.
1279 super.onPrepareOptionsMenu(menu);
1281 // Display the menu.
1286 public boolean onOptionsItemSelected(MenuItem menuItem) {
1287 // Get a handle for the shared preferences.
1288 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
1290 // Get a handle for the cookie manager.
1291 CookieManager cookieManager = CookieManager.getInstance();
1293 // Get the selected menu item ID.
1294 int menuItemId = menuItem.getItemId();
1296 // Run the commands that correlate to the selected menu item.
1297 if (menuItemId == R.id.javascript) { // JavaScript.
1298 // Toggle the JavaScript status.
1299 currentWebView.getSettings().setJavaScriptEnabled(!currentWebView.getSettings().getJavaScriptEnabled());
1301 // Update the privacy icon.
1302 updatePrivacyIcons(true);
1304 // Display a `Snackbar`.
1305 if (currentWebView.getSettings().getJavaScriptEnabled()) { // JavaScrip is enabled.
1306 Snackbar.make(webViewPager, R.string.javascript_enabled, Snackbar.LENGTH_SHORT).show();
1307 } else if (cookieManager.acceptCookie()) { // JavaScript is disabled, but first-party cookies are enabled.
1308 Snackbar.make(webViewPager, R.string.javascript_disabled, Snackbar.LENGTH_SHORT).show();
1309 } else { // Privacy mode.
1310 Snackbar.make(webViewPager, R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
1313 // Reload the current WebView.
1314 currentWebView.reload();
1316 // Consume the event.
1318 } else if (menuItemId == R.id.refresh) { // Refresh.
1319 // Run the command that correlates to the current status of the menu item.
1320 if (menuItem.getTitle().equals(getString(R.string.refresh))) { // The refresh button was pushed.
1321 // Reload the current WebView.
1322 currentWebView.reload();
1323 } else { // The stop button was pushed.
1324 // Stop the loading of the WebView.
1325 currentWebView.stopLoading();
1328 // Consume the event.
1330 } else if (menuItemId == R.id.bookmarks) { // Bookmarks.
1331 // Open the bookmarks drawer.
1332 drawerLayout.openDrawer(GravityCompat.END);
1334 // Consume the event.
1336 } else if (menuItemId == R.id.cookies) { // Cookies.
1337 // Switch the first-party cookie status.
1338 cookieManager.setAcceptCookie(!cookieManager.acceptCookie());
1340 // Store the cookie status.
1341 currentWebView.setAcceptCookies(cookieManager.acceptCookie());
1343 // Update the menu checkbox.
1344 menuItem.setChecked(cookieManager.acceptCookie());
1346 // Update the privacy icon.
1347 updatePrivacyIcons(true);
1349 // Display a snackbar.
1350 if (cookieManager.acceptCookie()) { // Cookies are enabled.
1351 Snackbar.make(webViewPager, R.string.cookies_enabled, Snackbar.LENGTH_SHORT).show();
1352 } else if (currentWebView.getSettings().getJavaScriptEnabled()) { // JavaScript is still enabled.
1353 Snackbar.make(webViewPager, R.string.cookies_disabled, Snackbar.LENGTH_SHORT).show();
1354 } else { // Privacy mode.
1355 Snackbar.make(webViewPager, R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
1358 // Reload the current WebView.
1359 currentWebView.reload();
1361 // Consume the event.
1363 } else if (menuItemId == R.id.dom_storage) { // DOM storage.
1364 // Toggle the status of domStorageEnabled.
1365 currentWebView.getSettings().setDomStorageEnabled(!currentWebView.getSettings().getDomStorageEnabled());
1367 // Update the menu checkbox.
1368 menuItem.setChecked(currentWebView.getSettings().getDomStorageEnabled());
1370 // Update the privacy icon.
1371 updatePrivacyIcons(true);
1373 // Display a snackbar.
1374 if (currentWebView.getSettings().getDomStorageEnabled()) {
1375 Snackbar.make(webViewPager, R.string.dom_storage_enabled, Snackbar.LENGTH_SHORT).show();
1377 Snackbar.make(webViewPager, R.string.dom_storage_disabled, Snackbar.LENGTH_SHORT).show();
1380 // Reload the current WebView.
1381 currentWebView.reload();
1383 // Consume the event.
1385 } else if (menuItemId == R.id.save_form_data) { // Form data. This can be removed once the minimum API >= 26.
1386 // Switch the status of saveFormDataEnabled.
1387 currentWebView.getSettings().setSaveFormData(!currentWebView.getSettings().getSaveFormData());
1389 // Update the menu checkbox.
1390 menuItem.setChecked(currentWebView.getSettings().getSaveFormData());
1392 // Display a snackbar.
1393 if (currentWebView.getSettings().getSaveFormData()) {
1394 Snackbar.make(webViewPager, R.string.form_data_enabled, Snackbar.LENGTH_SHORT).show();
1396 Snackbar.make(webViewPager, R.string.form_data_disabled, Snackbar.LENGTH_SHORT).show();
1399 // Update the privacy icon.
1400 updatePrivacyIcons(true);
1402 // Reload the current WebView.
1403 currentWebView.reload();
1405 // Consume the event.
1407 } else if (menuItemId == R.id.clear_cookies) { // Clear cookies.
1408 // Create a snackbar.
1409 Snackbar.make(webViewPager, R.string.cookies_deleted, Snackbar.LENGTH_LONG)
1410 .setAction(R.string.undo, v -> {
1411 // Do nothing because everything will be handled by `onDismissed()` below.
1413 .addCallback(new Snackbar.Callback() {
1415 public void onDismissed(Snackbar snackbar, int event) {
1416 if (event != Snackbar.Callback.DISMISS_EVENT_ACTION) { // The snackbar was dismissed without the undo button being pushed.
1417 // Delete the cookies.
1418 cookieManager.removeAllCookies(null);
1424 // Consume the event.
1426 } else if (menuItemId == R.id.clear_dom_storage) { // Clear DOM storage.
1427 // Create a snackbar.
1428 Snackbar.make(webViewPager, R.string.dom_storage_deleted, Snackbar.LENGTH_LONG)
1429 .setAction(R.string.undo, v -> {
1430 // Do nothing because everything will be handled by `onDismissed()` below.
1432 .addCallback(new Snackbar.Callback() {
1434 public void onDismissed(Snackbar snackbar, int event) {
1435 if (event != Snackbar.Callback.DISMISS_EVENT_ACTION) { // The snackbar was dismissed without the undo button being pushed.
1436 // Delete the DOM Storage.
1437 WebStorage webStorage = WebStorage.getInstance();
1438 webStorage.deleteAllData();
1440 // Initialize a handler to manually delete the DOM storage files and directories.
1441 Handler deleteDomStorageHandler = new Handler();
1443 // Setup a runnable to manually delete the DOM storage files and directories.
1444 Runnable deleteDomStorageRunnable = () -> {
1446 // Get a handle for the runtime.
1447 Runtime runtime = Runtime.getRuntime();
1449 // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`,
1450 // which links to `/data/data/com.stoutner.privacybrowser.standard`.
1451 String privateDataDirectoryString = getApplicationInfo().dataDir;
1453 // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
1454 Process deleteLocalStorageProcess = runtime.exec(new String[]{"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
1456 // Multiple commands must be used because `Runtime.exec()` does not like `*`.
1457 Process deleteIndexProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
1458 Process deleteQuotaManagerProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
1459 Process deleteQuotaManagerJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
1460 Process deleteDatabasesProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
1462 // Wait for the processes to finish.
1463 deleteLocalStorageProcess.waitFor();
1464 deleteIndexProcess.waitFor();
1465 deleteQuotaManagerProcess.waitFor();
1466 deleteQuotaManagerJournalProcess.waitFor();
1467 deleteDatabasesProcess.waitFor();
1468 } catch (Exception exception) {
1469 // Do nothing if an error is thrown.
1473 // Manually delete the DOM storage files after 200 milliseconds.
1474 deleteDomStorageHandler.postDelayed(deleteDomStorageRunnable, 200);
1480 // Consume the event.
1482 } else if (menuItemId == R.id.clear_form_data) { // Clear form data. This can be remove once the minimum API >= 26.
1483 // Create a snackbar.
1484 Snackbar.make(webViewPager, R.string.form_data_deleted, Snackbar.LENGTH_LONG)
1485 .setAction(R.string.undo, v -> {
1486 // Do nothing because everything will be handled by `onDismissed()` below.
1488 .addCallback(new Snackbar.Callback() {
1490 public void onDismissed(Snackbar snackbar, int event) {
1491 if (event != Snackbar.Callback.DISMISS_EVENT_ACTION) { // The snackbar was dismissed without the undo button being pushed.
1492 // Get a handle for the webView database.
1493 WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(getApplicationContext());
1495 // Delete the form data.
1496 webViewDatabase.clearFormData();
1502 // Consume the event.
1504 } else if (menuItemId == R.id.easylist) { // EasyList.
1505 // Toggle the EasyList status.
1506 currentWebView.setEasyListEnabled(!currentWebView.getEasyListEnabled());
1508 // Update the menu checkbox.
1509 menuItem.setChecked(currentWebView.getEasyListEnabled());
1511 // Reload the current WebView.
1512 currentWebView.reload();
1514 // Consume the event.
1516 } else if (menuItemId == R.id.easyprivacy) { // EasyPrivacy.
1517 // Toggle the EasyPrivacy status.
1518 currentWebView.setEasyPrivacyEnabled(!currentWebView.getEasyPrivacyEnabled());
1520 // Update the menu checkbox.
1521 menuItem.setChecked(currentWebView.getEasyPrivacyEnabled());
1523 // Reload the current WebView.
1524 currentWebView.reload();
1526 // Consume the event.
1528 } else if (menuItemId == R.id.fanboys_annoyance_list) { // Fanboy's Annoyance List.
1529 // Toggle Fanboy's Annoyance List status.
1530 currentWebView.setFanboysAnnoyanceListEnabled(!currentWebView.getFanboysAnnoyanceListEnabled());
1532 // Update the menu checkbox.
1533 menuItem.setChecked(currentWebView.getFanboysAnnoyanceListEnabled());
1535 // Update the status of Fanboy's Social Blocking List.
1536 optionsFanboysSocialBlockingListMenuItem.setEnabled(!currentWebView.getFanboysAnnoyanceListEnabled());
1538 // Reload the current WebView.
1539 currentWebView.reload();
1541 // Consume the event.
1543 } else if (menuItemId == R.id.fanboys_social_blocking_list) { // Fanboy's Social Blocking List.
1544 // Toggle Fanboy's Social Blocking List status.
1545 currentWebView.setFanboysSocialBlockingListEnabled(!currentWebView.getFanboysSocialBlockingListEnabled());
1547 // Update the menu checkbox.
1548 menuItem.setChecked(currentWebView.getFanboysSocialBlockingListEnabled());
1550 // Reload the current WebView.
1551 currentWebView.reload();
1553 // Consume the event.
1555 } else if (menuItemId == R.id.ultralist) { // UltraList.
1556 // Toggle the UltraList status.
1557 currentWebView.setUltraListEnabled(!currentWebView.getUltraListEnabled());
1559 // Update the menu checkbox.
1560 menuItem.setChecked(currentWebView.getUltraListEnabled());
1562 // Reload the current WebView.
1563 currentWebView.reload();
1565 // Consume the event.
1567 } else if (menuItemId == R.id.ultraprivacy) { // UltraPrivacy.
1568 // Toggle the UltraPrivacy status.
1569 currentWebView.setUltraPrivacyEnabled(!currentWebView.getUltraPrivacyEnabled());
1571 // Update the menu checkbox.
1572 menuItem.setChecked(currentWebView.getUltraPrivacyEnabled());
1574 // Reload the current WebView.
1575 currentWebView.reload();
1577 // Consume the event.
1579 } else if (menuItemId == R.id.block_all_third_party_requests) { // Block all third-party requests.
1580 //Toggle the third-party requests blocker status.
1581 currentWebView.setBlockAllThirdPartyRequests(!currentWebView.getBlockAllThirdPartyRequests());
1583 // Update the menu checkbox.
1584 menuItem.setChecked(currentWebView.getBlockAllThirdPartyRequests());
1586 // Reload the current WebView.
1587 currentWebView.reload();
1589 // Consume the event.
1591 } else if (menuItemId == R.id.proxy_none) { // Proxy - None.
1592 // Update the proxy mode.
1593 proxyMode = ProxyHelper.NONE;
1595 // Apply the proxy mode.
1598 // Consume the event.
1600 } else if (menuItemId == R.id.proxy_tor) { // Proxy - Tor.
1601 // Update the proxy mode.
1602 proxyMode = ProxyHelper.TOR;
1604 // Apply the proxy mode.
1607 // Consume the event.
1609 } else if (menuItemId == R.id.proxy_i2p) { // Proxy - I2P.
1610 // Update the proxy mode.
1611 proxyMode = ProxyHelper.I2P;
1613 // Apply the proxy mode.
1616 // Consume the event.
1618 } else if (menuItemId == R.id.proxy_custom) { // Proxy - Custom.
1619 // Update the proxy mode.
1620 proxyMode = ProxyHelper.CUSTOM;
1622 // Apply the proxy mode.
1625 // Consume the event.
1627 } else if (menuItemId == R.id.user_agent_privacy_browser) { // User Agent - Privacy Browser.
1628 // Update the user agent.
1629 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[0]);
1631 // Reload the current WebView.
1632 currentWebView.reload();
1634 // Consume the event.
1636 } else if (menuItemId == R.id.user_agent_webview_default) { // User Agent - WebView Default.
1637 // Update the user agent.
1638 currentWebView.getSettings().setUserAgentString("");
1640 // Reload the current WebView.
1641 currentWebView.reload();
1643 // Consume the event.
1645 } else if (menuItemId == R.id.user_agent_firefox_on_android) { // User Agent - Firefox on Android.
1646 // Update the user agent.
1647 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[2]);
1649 // Reload the current WebView.
1650 currentWebView.reload();
1652 // Consume the event.
1654 } else if (menuItemId == R.id.user_agent_chrome_on_android) { // User Agent - Chrome on Android.
1655 // Update the user agent.
1656 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[3]);
1658 // Reload the current WebView.
1659 currentWebView.reload();
1661 // Consume the event.
1663 } else if (menuItemId == R.id.user_agent_safari_on_ios) { // User Agent - Safari on iOS.
1664 // Update the user agent.
1665 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[4]);
1667 // Reload the current WebView.
1668 currentWebView.reload();
1670 // Consume the event.
1672 } else if (menuItemId == R.id.user_agent_firefox_on_linux) { // User Agent - Firefox on Linux.
1673 // Update the user agent.
1674 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[5]);
1676 // Reload the current WebView.
1677 currentWebView.reload();
1679 // Consume the event.
1681 } else if (menuItemId == R.id.user_agent_chromium_on_linux) { // User Agent - Chromium on Linux.
1682 // Update the user agent.
1683 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[6]);
1685 // Reload the current WebView.
1686 currentWebView.reload();
1688 // Consume the event.
1690 } else if (menuItemId == R.id.user_agent_firefox_on_windows) { // User Agent - Firefox on Windows.
1691 // Update the user agent.
1692 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[7]);
1694 // Reload the current WebView.
1695 currentWebView.reload();
1697 // Consume the event.
1699 } else if (menuItemId == R.id.user_agent_chrome_on_windows) { // User Agent - Chrome on Windows.
1700 // Update the user agent.
1701 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[8]);
1703 // Reload the current WebView.
1704 currentWebView.reload();
1706 // Consume the event.
1708 } else if (menuItemId == R.id.user_agent_edge_on_windows) { // User Agent - Edge on Windows.
1709 // Update the user agent.
1710 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[9]);
1712 // Reload the current WebView.
1713 currentWebView.reload();
1715 // Consume the event.
1717 } else if (menuItemId == R.id.user_agent_internet_explorer_on_windows) { // User Agent - Internet Explorer on Windows.
1718 // Update the user agent.
1719 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[10]);
1721 // Reload the current WebView.
1722 currentWebView.reload();
1724 // Consume the event.
1726 } else if (menuItemId == R.id.user_agent_safari_on_macos) { // User Agent - Safari on macOS.
1727 // Update the user agent.
1728 currentWebView.getSettings().setUserAgentString(getResources().getStringArray(R.array.user_agent_data)[11]);
1730 // Reload the current WebView.
1731 currentWebView.reload();
1733 // Consume the event.
1735 } else if (menuItemId == R.id.user_agent_custom) { // User Agent - Custom.
1736 // Update the user agent.
1737 currentWebView.getSettings().setUserAgentString(sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)));
1739 // Reload the current WebView.
1740 currentWebView.reload();
1742 // Consume the event.
1744 } else if (menuItemId == R.id.font_size) { // Font size.
1745 // Instantiate the font size dialog.
1746 DialogFragment fontSizeDialogFragment = FontSizeDialog.displayDialog(currentWebView.getSettings().getTextZoom());
1748 // Show the font size dialog.
1749 fontSizeDialogFragment.show(getSupportFragmentManager(), getString(R.string.font_size));
1751 // Consume the event.
1753 } else if (menuItemId == R.id.swipe_to_refresh) { // Swipe to refresh.
1754 // Toggle the stored status of swipe to refresh.
1755 currentWebView.setSwipeToRefresh(!currentWebView.getSwipeToRefresh());
1757 // Update the swipe refresh layout.
1758 if (currentWebView.getSwipeToRefresh()) { // Swipe to refresh is enabled.
1759 // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes.
1760 swipeRefreshLayout.setEnabled(currentWebView.getScrollY() == 0);
1761 } else { // Swipe to refresh is disabled.
1762 // Disable the swipe refresh layout.
1763 swipeRefreshLayout.setEnabled(false);
1766 // Consume the event.
1768 } else if (menuItemId == R.id.wide_viewport) { // Wide viewport.
1769 // Toggle the viewport.
1770 currentWebView.getSettings().setUseWideViewPort(!currentWebView.getSettings().getUseWideViewPort());
1772 // Consume the event.
1774 } else if (menuItemId == R.id.display_images) { // Display images.
1775 // Toggle the displaying of images.
1776 if (currentWebView.getSettings().getLoadsImagesAutomatically()) { // Images are currently loaded automatically.
1777 // Disable loading of images.
1778 currentWebView.getSettings().setLoadsImagesAutomatically(false);
1780 // Reload the website to remove existing images.
1781 currentWebView.reload();
1782 } else { // Images are not currently loaded automatically.
1783 // Enable loading of images. Missing images will be loaded without the need for a reload.
1784 currentWebView.getSettings().setLoadsImagesAutomatically(true);
1787 // Consume the event.
1789 } else if (menuItemId == R.id.dark_webview) { // Dark WebView.
1790 // Check to see if dark WebView is supported by this WebView.
1791 if ((Build.VERSION.SDK_INT >= 33) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { // The device is running API >= 33 and algorithmic darkening is supported.
1792 // Toggle algorithmic darkening.
1793 WebSettingsCompat.setAlgorithmicDarkeningAllowed(currentWebView.getSettings(), !WebSettingsCompat.isAlgorithmicDarkeningAllowed(currentWebView.getSettings()));
1794 } else if ((Build.VERSION.SDK_INT < 33) && WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK)) { // The device is running API < 33 and the WebView supports force dark.
1795 // Toggle the dark WebView setting.
1796 //noinspection deprecation
1797 if (WebSettingsCompat.getForceDark(currentWebView.getSettings()) == WebSettingsCompat.FORCE_DARK_ON) { // Dark WebView is currently enabled.
1798 // Turn off dark WebView.
1799 //noinspection deprecation
1800 WebSettingsCompat.setForceDark(currentWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
1801 } else { // Dark WebView is currently disabled.
1802 // Turn on dark WebView.
1803 //noinspection deprecation
1804 WebSettingsCompat.setForceDark(currentWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
1808 // Consume the event.
1810 } else if (menuItemId == R.id.find_on_page) { // Find on page.
1811 // Get a handle for the views.
1812 Toolbar toolbar = findViewById(R.id.toolbar);
1813 LinearLayout findOnPageLinearLayout = findViewById(R.id.find_on_page_linearlayout);
1814 EditText findOnPageEditText = findViewById(R.id.find_on_page_edittext);
1816 // Set the minimum height of the find on page linear layout to match the toolbar.
1817 findOnPageLinearLayout.setMinimumHeight(toolbar.getHeight());
1819 // Hide the toolbar.
1820 toolbar.setVisibility(View.GONE);
1822 // Show the find on page linear layout.
1823 findOnPageLinearLayout.setVisibility(View.VISIBLE);
1825 // Display the keyboard. The app must wait 200 ms before running the command to work around a bug in Android.
1826 // http://stackoverflow.com/questions/5520085/android-show-softkeyboard-with-showsoftinput-is-not-working
1827 findOnPageEditText.postDelayed(() -> {
1828 // Set the focus on the find on page edit text.
1829 findOnPageEditText.requestFocus();
1831 // Get a handle for the input method manager.
1832 InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
1834 // Remove the lint warning below that the input method manager might be null.
1835 assert inputMethodManager != null;
1837 // Display the keyboard. `0` sets no input flags.
1838 inputMethodManager.showSoftInput(findOnPageEditText, 0);
1841 // Consume the event.
1843 } else if (menuItemId == R.id.print) { // Print.
1844 // Get a print manager instance.
1845 PrintManager printManager = (PrintManager) getSystemService(Context.PRINT_SERVICE);
1847 // Remove the lint error below that print manager might be null.
1848 assert printManager != null;
1850 // Create a print document adapter from the current WebView.
1851 PrintDocumentAdapter printDocumentAdapter = currentWebView.createPrintDocumentAdapter(getString(R.string.print));
1853 // Print the document.
1854 printManager.print(getString(R.string.privacy_browser_webpage), printDocumentAdapter, null);
1856 // Consume the event.
1858 } else if (menuItemId == R.id.save_url) { // Save URL.
1859 // Check the download preference.
1860 if (downloadWithExternalApp) { // Download with an external app.
1861 downloadUrlWithExternalApp(currentWebView.getCurrentUrl());
1862 } else { // Handle the download inside of Privacy Browser.
1863 // Prepare the save dialog. The dialog will be displayed once the file size and the content disposition have been acquired.
1864 new PrepareSaveDialog(this, this, getSupportFragmentManager(), currentWebView.getSettings().getUserAgentString(),
1865 currentWebView.getAcceptCookies()).execute(currentWebView.getCurrentUrl());
1868 // Consume the event.
1870 } else if (menuItemId == R.id.save_archive) {
1871 // Open the file picker with a default file name built from the current domain name.
1872 saveWebpageArchiveActivityResultLauncher.launch(currentWebView.getCurrentDomainName() + ".mht");
1874 // Consume the event.
1876 } else if (menuItemId == R.id.save_image) { // Save image.
1877 // Open the file picker with a default file name built from the current domain name.
1878 saveWebpageImageActivityResultLauncher.launch(currentWebView.getCurrentDomainName() + ".png");
1880 // Consume the event.
1882 } else if (menuItemId == R.id.add_to_homescreen) { // Add to homescreen.
1883 // Instantiate the create home screen shortcut dialog.
1884 DialogFragment createHomeScreenShortcutDialogFragment = CreateHomeScreenShortcutDialog.createDialog(currentWebView.getTitle(), currentWebView.getUrl(),
1885 currentWebView.getFavoriteOrDefaultIcon());
1887 // Show the create home screen shortcut dialog.
1888 createHomeScreenShortcutDialogFragment.show(getSupportFragmentManager(), getString(R.string.create_shortcut));
1890 // Consume the event.
1892 } else if (menuItemId == R.id.view_source) { // View source.
1893 // Create an intent to launch the view source activity.
1894 Intent viewSourceIntent = new Intent(this, ViewSourceActivity.class);
1896 // Add the variables to the intent.
1897 viewSourceIntent.putExtra(ViewSourceActivityKt.CURRENT_URL, currentWebView.getUrl());
1898 viewSourceIntent.putExtra(ViewSourceActivityKt.USER_AGENT, currentWebView.getSettings().getUserAgentString());
1901 startActivity(viewSourceIntent);
1903 // Consume the event.
1905 } else if (menuItemId == R.id.share_message) { // Share a message.
1906 // Prepare the share string.
1907 String shareString = currentWebView.getTitle() + " – " + currentWebView.getUrl();
1909 // Create the share intent.
1910 Intent shareMessageIntent = new Intent(Intent.ACTION_SEND);
1912 // Add the share string to the intent.
1913 shareMessageIntent.putExtra(Intent.EXTRA_TEXT, shareString);
1915 // Set the MIME type.
1916 shareMessageIntent.setType("text/plain");
1918 // Set the intent to open in a new task.
1919 shareMessageIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1922 startActivity(Intent.createChooser(shareMessageIntent, getString(R.string.share_message)));
1924 // Consume the event.
1926 } else if (menuItemId == R.id.share_url) { // Share URL.
1927 // Create the share intent.
1928 Intent shareUrlIntent = new Intent(Intent.ACTION_SEND);
1930 // Add the URL to the intent.
1931 shareUrlIntent.putExtra(Intent.EXTRA_TEXT, currentWebView.getUrl());
1933 // Add the title to the intent.
1934 shareUrlIntent.putExtra(Intent.EXTRA_SUBJECT, currentWebView.getTitle());
1936 // Set the MIME type.
1937 shareUrlIntent.setType("text/plain");
1939 // Set the intent to open in a new task.
1940 shareUrlIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1943 startActivity(Intent.createChooser(shareUrlIntent, getString(R.string.share_url)));
1945 // Consume the event.
1947 } else if (menuItemId == R.id.open_with_app) { // Open with app.
1948 // Open the URL with an outside app.
1949 openWithApp(currentWebView.getUrl());
1951 // Consume the event.
1953 } else if (menuItemId == R.id.open_with_browser) { // Open with browser.
1954 // Open the URL with an outside browser.
1955 openWithBrowser(currentWebView.getUrl());
1957 // Consume the event.
1959 } else if (menuItemId == R.id.add_or_edit_domain) { // Add or edit domain.
1960 // Reapply the domain settings on returning to `MainWebViewActivity`.
1961 reapplyDomainSettingsOnRestart = true;
1963 // Check if domain settings currently exist.
1964 if (currentWebView.getDomainSettingsApplied()) { // Edit the current domain settings.
1965 // Create an intent to launch the domains activity.
1966 Intent domainsIntent = new Intent(this, DomainsActivity.class);
1968 // Add the extra information to the intent.
1969 domainsIntent.putExtra(DomainsActivity.LOAD_DOMAIN, currentWebView.getDomainSettingsDatabaseId());
1970 domainsIntent.putExtra(DomainsActivity.CLOSE_ON_BACK, true);
1971 domainsIntent.putExtra(DomainsActivity.CURRENT_URL, currentWebView.getUrl());
1972 domainsIntent.putExtra(DomainsActivity.CURRENT_IP_ADDRESSES, currentWebView.getCurrentIpAddresses());
1974 // Get the current certificate.
1975 SslCertificate sslCertificate = currentWebView.getCertificate();
1977 // Check to see if the SSL certificate is populated.
1978 if (sslCertificate != null) {
1979 // Extract the certificate to strings.
1980 String issuedToCName = sslCertificate.getIssuedTo().getCName();
1981 String issuedToOName = sslCertificate.getIssuedTo().getOName();
1982 String issuedToUName = sslCertificate.getIssuedTo().getUName();
1983 String issuedByCName = sslCertificate.getIssuedBy().getCName();
1984 String issuedByOName = sslCertificate.getIssuedBy().getOName();
1985 String issuedByUName = sslCertificate.getIssuedBy().getUName();
1986 long startDateLong = sslCertificate.getValidNotBeforeDate().getTime();
1987 long endDateLong = sslCertificate.getValidNotAfterDate().getTime();
1989 // Add the certificate to the intent.
1990 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_CNAME, issuedToCName);
1991 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_ONAME, issuedToOName);
1992 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_UNAME, issuedToUName);
1993 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_CNAME, issuedByCName);
1994 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_ONAME, issuedByOName);
1995 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_UNAME, issuedByUName);
1996 domainsIntent.putExtra(DomainsActivity.SSL_START_DATE, startDateLong);
1997 domainsIntent.putExtra(DomainsActivity.SSL_END_DATE, endDateLong);
2001 startActivity(domainsIntent);
2002 } else { // Add a new domain.
2003 // Get the current URI.
2004 Uri currentUri = Uri.parse(currentWebView.getUrl());
2006 // Get the current domain from the URI.
2007 String currentDomain = currentUri.getHost();
2009 // Set an empty domain if it is null.
2010 if (currentDomain == null)
2013 // Create the domain and store the database ID.
2014 int newDomainDatabaseId = domainsDatabaseHelper.addDomain(currentDomain);
2016 // Create an intent to launch the domains activity.
2017 Intent domainsIntent = new Intent(this, DomainsActivity.class);
2019 // Add the extra information to the intent.
2020 domainsIntent.putExtra(DomainsActivity.LOAD_DOMAIN, newDomainDatabaseId);
2021 domainsIntent.putExtra(DomainsActivity.CLOSE_ON_BACK, true);
2022 domainsIntent.putExtra(DomainsActivity.CURRENT_URL, currentWebView.getUrl());
2023 domainsIntent.putExtra(DomainsActivity.CURRENT_IP_ADDRESSES, currentWebView.getCurrentIpAddresses());
2025 // Get the current certificate.
2026 SslCertificate sslCertificate = currentWebView.getCertificate();
2028 // Check to see if the SSL certificate is populated.
2029 if (sslCertificate != null) {
2030 // Extract the certificate to strings.
2031 String issuedToCName = sslCertificate.getIssuedTo().getCName();
2032 String issuedToOName = sslCertificate.getIssuedTo().getOName();
2033 String issuedToUName = sslCertificate.getIssuedTo().getUName();
2034 String issuedByCName = sslCertificate.getIssuedBy().getCName();
2035 String issuedByOName = sslCertificate.getIssuedBy().getOName();
2036 String issuedByUName = sslCertificate.getIssuedBy().getUName();
2037 long startDateLong = sslCertificate.getValidNotBeforeDate().getTime();
2038 long endDateLong = sslCertificate.getValidNotAfterDate().getTime();
2040 // Add the certificate to the intent.
2041 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_CNAME, issuedToCName);
2042 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_ONAME, issuedToOName);
2043 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_TO_UNAME, issuedToUName);
2044 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_CNAME, issuedByCName);
2045 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_ONAME, issuedByOName);
2046 domainsIntent.putExtra(DomainsActivity.SSL_ISSUED_BY_UNAME, issuedByUName);
2047 domainsIntent.putExtra(DomainsActivity.SSL_START_DATE, startDateLong);
2048 domainsIntent.putExtra(DomainsActivity.SSL_END_DATE, endDateLong);
2052 startActivity(domainsIntent);
2055 // Consume the event.
2057 } else { // There is no match with the options menu. Pass the event up to the parent method.
2058 // Don't consume the event.
2059 return super.onOptionsItemSelected(menuItem);
2063 // removeAllCookies is deprecated, but it is required for API < 21.
2065 public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
2066 // Get a handle for the shared preferences.
2067 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
2069 // Get the menu item ID.
2070 int menuItemId = menuItem.getItemId();
2072 // Run the commands that correspond to the selected menu item.
2073 if (menuItemId == R.id.clear_and_exit) { // Clear and exit.
2074 // Clear and exit Privacy Browser.
2076 } else if (menuItemId == R.id.home) { // Home.
2077 // Load the homepage.
2078 loadUrl(currentWebView, sharedPreferences.getString("homepage", getString(R.string.homepage_default_value)));
2079 } else if (menuItemId == R.id.back) { // Back.
2080 // Check if the WebView can go back.
2081 if (currentWebView.canGoBack()) {
2082 // Get the current web back forward list.
2083 WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
2085 // Get the previous entry URL.
2086 String previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() - 1).getUrl();
2088 // Apply the domain settings.
2089 applyDomainSettings(currentWebView, previousUrl, false, false, false);
2091 // Load the previous website in the history.
2092 currentWebView.goBack();
2094 } else if (menuItemId == R.id.forward) { // Forward.
2095 // Check if the WebView can go forward.
2096 if (currentWebView.canGoForward()) {
2097 // Get the current web back forward list.
2098 WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
2100 // Get the next entry URL.
2101 String nextUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() + 1).getUrl();
2103 // Apply the domain settings.
2104 applyDomainSettings(currentWebView, nextUrl, false, false, false);
2106 // Load the next website in the history.
2107 currentWebView.goForward();
2109 } else if (menuItemId == R.id.history) { // History.
2110 // Instantiate the URL history dialog.
2111 DialogFragment urlHistoryDialogFragment = UrlHistoryDialog.loadBackForwardList(currentWebView.getWebViewFragmentId());
2113 // Show the URL history dialog.
2114 urlHistoryDialogFragment.show(getSupportFragmentManager(), getString(R.string.history));
2115 } else if (menuItemId == R.id.open) { // Open.
2116 // Instantiate the open file dialog.
2117 DialogFragment openDialogFragment = new OpenDialog();
2119 // Show the open file dialog.
2120 openDialogFragment.show(getSupportFragmentManager(), getString(R.string.open));
2121 } else if (menuItemId == R.id.requests) { // Requests.
2122 // Populate the resource requests.
2123 RequestsActivity.resourceRequests = currentWebView.getResourceRequests();
2125 // Create an intent to launch the Requests activity.
2126 Intent requestsIntent = new Intent(this, RequestsActivity.class);
2128 // Add the block third-party requests status to the intent.
2129 requestsIntent.putExtra("block_all_third_party_requests", currentWebView.getBlockAllThirdPartyRequests());
2132 startActivity(requestsIntent);
2133 } else if (menuItemId == R.id.downloads) { // Downloads.
2134 // Try the default system download manager.
2136 // Launch the default system Download Manager.
2137 Intent defaultDownloadManagerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
2139 // Launch as a new task so that the download manager and Privacy Browser show as separate windows in the recent tasks list.
2140 defaultDownloadManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2143 startActivity(defaultDownloadManagerIntent);
2144 } catch (Exception defaultDownloadManagerException) {
2145 // Try a generic file manager.
2147 // Create a generic file manager intent.
2148 Intent genericFileManagerIntent = new Intent(Intent.ACTION_VIEW);
2150 // Open the download directory.
2151 genericFileManagerIntent.setDataAndType(Uri.parse(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS).toString()), DocumentsContract.Document.MIME_TYPE_DIR);
2153 // Launch as a new task so that the file manager and Privacy Browser show as separate windows in the recent tasks list.
2154 genericFileManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2157 startActivity(genericFileManagerIntent);
2158 } catch (Exception genericFileManagerException) {
2159 // Try an alternate file manager.
2161 // Create an alternate file manager intent.
2162 Intent alternateFileManagerIntent = new Intent(Intent.ACTION_VIEW);
2164 // Open the download directory.
2165 alternateFileManagerIntent.setDataAndType(Uri.parse(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS).toString()), "resource/folder");
2167 // Launch as a new task so that the file manager and Privacy Browser show as separate windows in the recent tasks list.
2168 alternateFileManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2170 // Open the alternate file manager.
2171 startActivity(alternateFileManagerIntent);
2172 } catch (Exception alternateFileManagerException) {
2173 // Display a snackbar.
2174 Snackbar.make(currentWebView, R.string.no_file_manager_detected, Snackbar.LENGTH_INDEFINITE).show();
2178 } else if (menuItemId == R.id.domains) { // Domains.
2179 // Set the flag to reapply the domain settings on restart when returning from Domain Settings.
2180 reapplyDomainSettingsOnRestart = true;
2182 // Launch the domains activity.
2183 Intent domainsIntent = new Intent(this, DomainsActivity.class);
2185 // Add the extra information to the intent.
2186 domainsIntent.putExtra(DomainsActivity.CURRENT_URL, currentWebView.getUrl());
2187 domainsIntent.putExtra(DomainsActivity.CURRENT_IP_ADDRESSES, currentWebView.getCurrentIpAddresses());
2189 // Get the current certificate.
2190 SslCertificate sslCertificate = currentWebView.getCertificate();
2192 // Check to see if the SSL certificate is populated.
2193 if (sslCertificate != null) {
2194 // Extract the certificate to strings.
2195 String issuedToCName = sslCertificate.getIssuedTo().getCName();
2196 String issuedToOName = sslCertificate.getIssuedTo().getOName();
2197 String issuedToUName = sslCertificate.getIssuedTo().getUName();
2198 String issuedByCName = sslCertificate.getIssuedBy().getCName();
2199 String issuedByOName = sslCertificate.getIssuedBy().getOName();
2200 String issuedByUName = sslCertificate.getIssuedBy().getUName();
2201 long startDateLong = sslCertificate.getValidNotBeforeDate().getTime();
2202 long endDateLong = sslCertificate.getValidNotAfterDate().getTime();
2204 // Add the certificate to the intent.
2205 domainsIntent.putExtra("ssl_issued_to_cname", issuedToCName);
2206 domainsIntent.putExtra("ssl_issued_to_oname", issuedToOName);
2207 domainsIntent.putExtra("ssl_issued_to_uname", issuedToUName);
2208 domainsIntent.putExtra("ssl_issued_by_cname", issuedByCName);
2209 domainsIntent.putExtra("ssl_issued_by_oname", issuedByOName);
2210 domainsIntent.putExtra("ssl_issued_by_uname", issuedByUName);
2211 domainsIntent.putExtra("ssl_start_date", startDateLong);
2212 domainsIntent.putExtra("ssl_end_date", endDateLong);
2216 startActivity(domainsIntent);
2217 } else if (menuItemId == R.id.settings) { // Settings.
2218 // Set the flag to reapply app settings on restart when returning from Settings.
2219 reapplyAppSettingsOnRestart = true;
2221 // Set the flag to reapply the domain settings on restart when returning from Settings.
2222 reapplyDomainSettingsOnRestart = true;
2224 // Launch the settings activity.
2225 Intent settingsIntent = new Intent(this, SettingsActivity.class);
2226 startActivity(settingsIntent);
2227 } else if (menuItemId == R.id.import_export) { // Import/Export.
2228 // Create an intent to launch the import/export activity.
2229 Intent importExportIntent = new Intent(this, ImportExportActivity.class);
2232 startActivity(importExportIntent);
2233 } else if (menuItemId == R.id.logcat) { // Logcat.
2234 // Create an intent to launch the logcat activity.
2235 Intent logcatIntent = new Intent(this, LogcatActivity.class);
2238 startActivity(logcatIntent);
2239 } else if (menuItemId == R.id.webview_devtools) { // WebView Dev.
2240 // Create a WebView DevTools intent.
2241 Intent webViewDevToolsIntent = new Intent("com.android.webview.SHOW_DEV_UI");
2243 // Launch as a new task so that the WebView DevTools and Privacy Browser show as a separate windows in the recent tasks list.
2244 webViewDevToolsIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2247 startActivity(webViewDevToolsIntent);
2248 } else if (menuItemId == R.id.guide) { // Guide.
2249 // Create an intent to launch the guide activity.
2250 Intent guideIntent = new Intent(this, GuideActivity.class);
2253 startActivity(guideIntent);
2254 } else if (menuItemId == R.id.about) { // About
2255 // Create an intent to launch the about activity.
2256 Intent aboutIntent = new Intent(this, AboutActivity.class);
2258 // Create a string array for the blocklist versions.
2259 String[] blocklistVersions = new String[]{easyList.get(0).get(0)[0], easyPrivacy.get(0).get(0)[0], fanboysAnnoyanceList.get(0).get(0)[0], fanboysSocialList.get(0).get(0)[0],
2260 ultraList.get(0).get(0)[0], ultraPrivacy.get(0).get(0)[0]};
2262 // Add the blocklist versions to the intent.
2263 aboutIntent.putExtra(AboutActivity.BLOCKLIST_VERSIONS, blocklistVersions);
2266 startActivity(aboutIntent);
2269 // Close the navigation drawer.
2270 drawerLayout.closeDrawer(GravityCompat.START);
2275 public void onPostCreate(Bundle savedInstanceState) {
2276 // Run the default commands.
2277 super.onPostCreate(savedInstanceState);
2279 // Sync the state of the DrawerToggle after the default `onRestoreInstanceState()` has finished. This creates the navigation drawer icon.
2280 actionBarDrawerToggle.syncState();
2284 public void onCreateContextMenu(ContextMenu menu, View view, ContextMenu.ContextMenuInfo menuInfo) {
2285 // Get the hit test result.
2286 final WebView.HitTestResult hitTestResult = currentWebView.getHitTestResult();
2288 // Define the URL strings.
2289 final String imageUrl;
2290 final String linkUrl;
2292 // Get handles for the system managers.
2293 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
2295 // Remove the lint errors below that the clipboard manager might be null.
2296 assert clipboardManager != null;
2298 // Process the link according to the type.
2299 switch (hitTestResult.getType()) {
2300 // `SRC_ANCHOR_TYPE` is a link.
2301 case WebView.HitTestResult.SRC_ANCHOR_TYPE:
2302 // Get the target URL.
2303 linkUrl = hitTestResult.getExtra();
2305 // Set the target URL as the title of the `ContextMenu`.
2306 menu.setHeaderTitle(linkUrl);
2308 // Add an Open in New Tab entry.
2309 menu.add(R.string.open_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
2310 // Load the link URL in a new tab and move to it.
2311 addNewTab(linkUrl, true);
2313 // Consume the event.
2317 // Add an Open in Background entry.
2318 menu.add(R.string.open_in_background).setOnMenuItemClickListener((MenuItem item) -> {
2319 // Load the link URL in a new tab but do not move to it.
2320 addNewTab(linkUrl, false);
2322 // Consume the event.
2326 // Add an Open with App entry.
2327 menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
2328 openWithApp(linkUrl);
2330 // Consume the event.
2334 // Add an Open with Browser entry.
2335 menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
2336 openWithBrowser(linkUrl);
2338 // Consume the event.
2342 // Add a Copy URL entry.
2343 menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
2344 // Save the link URL in a `ClipData`.
2345 ClipData srcAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), linkUrl);
2347 // Set the `ClipData` as the clipboard's primary clip.
2348 clipboardManager.setPrimaryClip(srcAnchorTypeClipData);
2350 // Consume the event.
2354 // Add a Save URL entry.
2355 menu.add(R.string.save_url).setOnMenuItemClickListener((MenuItem item) -> {
2356 // Check the download preference.
2357 if (downloadWithExternalApp) { // Download with an external app.
2358 downloadUrlWithExternalApp(linkUrl);
2359 } else { // Handle the download inside of Privacy Browser.
2360 // Prepare the save dialog. The dialog will be displayed once the file size and the content disposition have been acquired.
2361 new PrepareSaveDialog(this, this, getSupportFragmentManager(), currentWebView.getSettings().getUserAgentString(),
2362 currentWebView.getAcceptCookies()).execute(linkUrl);
2365 // Consume the event.
2369 // Add an empty Cancel entry, which by default closes the context menu.
2370 menu.add(R.string.cancel);
2373 // `IMAGE_TYPE` is an image.
2374 case WebView.HitTestResult.IMAGE_TYPE:
2375 // Get the image URL.
2376 imageUrl = hitTestResult.getExtra();
2378 // Remove the incorrect lint warning below that the image URL might be null.
2379 assert imageUrl != null;
2381 // Set the context menu title.
2382 if (imageUrl.startsWith("data:")) { // The image data is contained in within the URL, making it exceedingly long.
2383 // Truncate the image URL before making it the title.
2384 menu.setHeaderTitle(imageUrl.substring(0, 100));
2385 } else { // The image URL does not contain the full image data.
2386 // Set the image URL as the title of the context menu.
2387 menu.setHeaderTitle(imageUrl);
2390 // Add an Open in New Tab entry.
2391 menu.add(R.string.open_image_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
2392 // Load the image in a new tab.
2393 addNewTab(imageUrl, true);
2395 // Consume the event.
2399 // Add an Open with App entry.
2400 menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
2401 // Open the image URL with an external app.
2402 openWithApp(imageUrl);
2404 // Consume the event.
2408 // Add an Open with Browser entry.
2409 menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
2410 // Open the image URL with an external browser.
2411 openWithBrowser(imageUrl);
2413 // Consume the event.
2417 // Add a View Image entry.
2418 menu.add(R.string.view_image).setOnMenuItemClickListener(item -> {
2419 // Load the image in the current tab.
2420 loadUrl(currentWebView, imageUrl);
2422 // Consume the event.
2426 // Add a Save Image entry.
2427 menu.add(R.string.save_image).setOnMenuItemClickListener((MenuItem item) -> {
2428 // Check the download preference.
2429 if (downloadWithExternalApp) { // Download with an external app.
2430 downloadUrlWithExternalApp(imageUrl);
2431 } else { // Handle the download inside of Privacy Browser.
2432 // Prepare the save dialog. The dialog will be displayed once the file size and the content disposition have been acquired.
2433 new PrepareSaveDialog(this, this, getSupportFragmentManager(), currentWebView.getSettings().getUserAgentString(),
2434 currentWebView.getAcceptCookies()).execute(imageUrl);
2437 // Consume the event.
2441 // Add a Copy URL entry.
2442 menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
2443 // Save the image URL in a clip data.
2444 ClipData imageTypeClipData = ClipData.newPlainText(getString(R.string.url), imageUrl);
2446 // Set the clip data as the clipboard's primary clip.
2447 clipboardManager.setPrimaryClip(imageTypeClipData);
2449 // Consume the event.
2453 // Add an empty Cancel entry, which by default closes the context menu.
2454 menu.add(R.string.cancel);
2457 // `SRC_IMAGE_ANCHOR_TYPE` is an image that is also a link.
2458 case WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE:
2459 // Get the image URL.
2460 imageUrl = hitTestResult.getExtra();
2462 // Instantiate a handler.
2463 Handler handler = new Handler();
2465 // Get a message from the handler.
2466 Message message = handler.obtainMessage();
2468 // Request the image details from the last touched node be returned in the message.
2469 currentWebView.requestFocusNodeHref(message);
2471 // Get the link URL from the message data.
2472 linkUrl = message.getData().getString("url");
2474 // Set the link URL as the title of the context menu.
2475 menu.setHeaderTitle(linkUrl);
2477 // Add an Open in New Tab entry.
2478 menu.add(R.string.open_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
2479 // Load the link URL in a new tab and move to it.
2480 addNewTab(linkUrl, true);
2482 // Consume the event.
2486 // Add an Open in Background entry.
2487 menu.add(R.string.open_in_background).setOnMenuItemClickListener((MenuItem item) -> {
2488 // Lod the link URL in a new tab but do not move to it.
2489 addNewTab(linkUrl, false);
2491 // Consume the event.
2495 // Add an Open Image in New Tab entry.
2496 menu.add(R.string.open_image_in_new_tab).setOnMenuItemClickListener((MenuItem item) -> {
2497 // Load the image in a new tab and move to it.
2498 addNewTab(imageUrl, true);
2500 // Consume the event.
2504 // Add an Open with App entry.
2505 menu.add(R.string.open_with_app).setOnMenuItemClickListener((MenuItem item) -> {
2506 // Open the link URL with an external app.
2507 openWithApp(linkUrl);
2509 // Consume the event.
2513 // Add an Open with Browser entry.
2514 menu.add(R.string.open_with_browser).setOnMenuItemClickListener((MenuItem item) -> {
2515 // Open the link URL with an external browser.
2516 openWithBrowser(linkUrl);
2518 // Consume the event.
2522 // Add a View Image entry.
2523 menu.add(R.string.view_image).setOnMenuItemClickListener((MenuItem item) -> {
2524 // View the image in the current tab.
2525 loadUrl(currentWebView, imageUrl);
2527 // Consume the event.
2531 // Add a Save Image entry.
2532 menu.add(R.string.save_image).setOnMenuItemClickListener((MenuItem item) -> {
2533 // Check the download preference.
2534 if (downloadWithExternalApp) { // Download with an external app.
2535 downloadUrlWithExternalApp(imageUrl);
2536 } else { // Handle the download inside of Privacy Browser.
2537 // Prepare the save dialog. The dialog will be displayed once the file size and the content disposition have been acquired.
2538 new PrepareSaveDialog(this, this, getSupportFragmentManager(), currentWebView.getSettings().getUserAgentString(),
2539 currentWebView.getAcceptCookies()).execute(imageUrl);
2542 // Consume the event.
2546 // Add a Copy URL entry.
2547 menu.add(R.string.copy_url).setOnMenuItemClickListener((MenuItem item) -> {
2548 // Save the link URL in a clip data.
2549 ClipData srcImageAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), linkUrl);
2551 // Set the clip data as the clipboard's primary clip.
2552 clipboardManager.setPrimaryClip(srcImageAnchorTypeClipData);
2554 // Consume the event.
2558 // Add a Save URL entry.
2559 menu.add(R.string.save_url).setOnMenuItemClickListener((MenuItem item) -> {
2560 // Check the download preference.
2561 if (downloadWithExternalApp) { // Download with an external app.
2562 downloadUrlWithExternalApp(linkUrl);
2563 } else { // Handle the download inside of Privacy Browser.
2564 // Prepare the save dialog. The dialog will be displayed once the file size and the content disposition have been acquired.
2565 new PrepareSaveDialog(this, this, getSupportFragmentManager(), currentWebView.getSettings().getUserAgentString(),
2566 currentWebView.getAcceptCookies()).execute(linkUrl);
2569 // Consume the event.
2573 // Add an empty Cancel entry, which by default closes the context menu.
2574 menu.add(R.string.cancel);
2577 case WebView.HitTestResult.EMAIL_TYPE:
2578 // Get the target URL.
2579 linkUrl = hitTestResult.getExtra();
2581 // Set the target URL as the title of the `ContextMenu`.
2582 menu.setHeaderTitle(linkUrl);
2584 // Add a Write Email entry.
2585 menu.add(R.string.write_email).setOnMenuItemClickListener(item -> {
2586 // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
2587 Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
2589 // Parse the url and set it as the data for the `Intent`.
2590 emailIntent.setData(Uri.parse("mailto:" + linkUrl));
2592 // `FLAG_ACTIVITY_NEW_TASK` opens the email program in a new task instead as part of Privacy Browser.
2593 emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2597 startActivity(emailIntent);
2598 } catch (ActivityNotFoundException exception) {
2599 // Display a snackbar.
2600 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
2603 // Consume the event.
2607 // Add a Copy Email Address entry.
2608 menu.add(R.string.copy_email_address).setOnMenuItemClickListener(item -> {
2609 // Save the email address in a `ClipData`.
2610 ClipData srcEmailTypeClipData = ClipData.newPlainText(getString(R.string.email_address), linkUrl);
2612 // Set the `ClipData` as the clipboard's primary clip.
2613 clipboardManager.setPrimaryClip(srcEmailTypeClipData);
2615 // Consume the event.
2619 // Add an empty Cancel entry, which by default closes the context menu.
2620 menu.add(R.string.cancel);
2626 public void onCreateBookmark(DialogFragment dialogFragment, Bitmap favoriteIconBitmap) {
2627 // Get a handle for the bookmarks list view.
2628 ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
2631 Dialog dialog = dialogFragment.getDialog();
2633 // Remove the incorrect lint warning below that the dialog might be null.
2634 assert dialog != null;
2636 // Get the views from the dialog fragment.
2637 EditText createBookmarkNameEditText = dialog.findViewById(R.id.create_bookmark_name_edittext);
2638 EditText createBookmarkUrlEditText = dialog.findViewById(R.id.create_bookmark_url_edittext);
2640 // Extract the strings from the edit texts.
2641 String bookmarkNameString = createBookmarkNameEditText.getText().toString();
2642 String bookmarkUrlString = createBookmarkUrlEditText.getText().toString();
2644 // Create a favorite icon byte array output stream.
2645 ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
2647 // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
2648 favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream);
2650 // Convert the favorite icon byte array stream to a byte array.
2651 byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
2653 // Display the new bookmark below the current items in the (0 indexed) list.
2654 int newBookmarkDisplayOrder = bookmarksListView.getCount();
2656 // Create the bookmark.
2657 bookmarksDatabaseHelper.createBookmark(bookmarkNameString, bookmarkUrlString, currentBookmarksFolder, newBookmarkDisplayOrder, favoriteIconByteArray);
2659 // Update the bookmarks cursor with the current contents of this folder.
2660 bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
2662 // Update the list view.
2663 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2665 // Scroll to the new bookmark.
2666 bookmarksListView.setSelection(newBookmarkDisplayOrder);
2670 public void onCreateBookmarkFolder(DialogFragment dialogFragment, @NonNull Bitmap favoriteIconBitmap) {
2671 // Get a handle for the bookmarks list view.
2672 ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
2675 Dialog dialog = dialogFragment.getDialog();
2677 // Remove the incorrect lint warning below that the dialog might be null.
2678 assert dialog != null;
2680 // Get handles for the views in the dialog fragment.
2681 EditText folderNameEditText = dialog.findViewById(R.id.folder_name_edittext);
2682 RadioButton defaultIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton);
2683 ImageView defaultIconImageView = dialog.findViewById(R.id.default_icon_imageview);
2685 // Get new folder name string.
2686 String folderNameString = folderNameEditText.getText().toString();
2688 // Create a folder icon bitmap.
2689 Bitmap folderIconBitmap;
2691 // Set the folder icon bitmap according to the dialog.
2692 if (defaultIconRadioButton.isChecked()) { // Use the default folder icon.
2693 // Get the default folder icon drawable.
2694 Drawable folderIconDrawable = defaultIconImageView.getDrawable();
2696 // Convert the folder icon drawable to a bitmap drawable.
2697 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2699 // Convert the folder icon bitmap drawable to a bitmap.
2700 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2701 } else { // Use the WebView favorite icon.
2702 // Copy the favorite icon bitmap to the folder icon bitmap.
2703 folderIconBitmap = favoriteIconBitmap;
2706 // Create a folder icon byte array output stream.
2707 ByteArrayOutputStream folderIconByteArrayOutputStream = new ByteArrayOutputStream();
2709 // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
2710 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream);
2712 // Convert the folder icon byte array stream to a byte array.
2713 byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
2715 // Move all the bookmarks down one in the display order.
2716 for (int i = 0; i < bookmarksListView.getCount(); i++) {
2717 int databaseId = (int) bookmarksListView.getItemIdAtPosition(i);
2718 bookmarksDatabaseHelper.updateDisplayOrder(databaseId, i + 1);
2721 // Create the folder, which will be placed at the top of the `ListView`.
2722 bookmarksDatabaseHelper.createFolder(folderNameString, currentBookmarksFolder, folderIconByteArray);
2724 // Update the bookmarks cursor with the current contents of this folder.
2725 bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
2727 // Update the list view.
2728 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2730 // Scroll to the new folder.
2731 bookmarksListView.setSelection(0);
2735 public void onSaveBookmarkFolder(DialogFragment dialogFragment, int selectedFolderDatabaseId, @NonNull Bitmap favoriteIconBitmap) {
2736 // Remove the incorrect lint warning below that the dialog fragment might be null.
2737 assert dialogFragment != null;
2740 Dialog dialog = dialogFragment.getDialog();
2742 // Remove the incorrect lint warning below that the dialog might be null.
2743 assert dialog != null;
2745 // Get handles for the views from the dialog.
2746 RadioButton currentFolderIconRadioButton = dialog.findViewById(R.id.current_icon_radiobutton);
2747 RadioButton defaultFolderIconRadioButton = dialog.findViewById(R.id.default_icon_radiobutton);
2748 ImageView defaultFolderIconImageView = dialog.findViewById(R.id.default_icon_imageview);
2749 EditText editFolderNameEditText = dialog.findViewById(R.id.folder_name_edittext);
2751 // Get the new folder name.
2752 String newFolderNameString = editFolderNameEditText.getText().toString();
2754 // Check if the favorite icon has changed.
2755 if (currentFolderIconRadioButton.isChecked()) { // Only the name has changed.
2756 // Update the name in the database.
2757 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString);
2758 } else if (!currentFolderIconRadioButton.isChecked() && newFolderNameString.equals(oldFolderNameString)) { // Only the icon has changed.
2759 // Create the new folder icon Bitmap.
2760 Bitmap folderIconBitmap;
2762 // Populate the new folder icon bitmap.
2763 if (defaultFolderIconRadioButton.isChecked()) {
2764 // Get the default folder icon drawable.
2765 Drawable folderIconDrawable = defaultFolderIconImageView.getDrawable();
2767 // Convert the folder icon drawable to a bitmap drawable.
2768 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2770 // Convert the folder icon bitmap drawable to a bitmap.
2771 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2772 } else { // Use the `WebView` favorite icon.
2773 // Copy the favorite icon bitmap to the folder icon bitmap.
2774 folderIconBitmap = favoriteIconBitmap;
2777 // Create a folder icon byte array output stream.
2778 ByteArrayOutputStream newFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
2780 // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
2781 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFolderIconByteArrayOutputStream);
2783 // Convert the folder icon byte array stream to a byte array.
2784 byte[] newFolderIconByteArray = newFolderIconByteArrayOutputStream.toByteArray();
2786 // Update the folder icon in the database.
2787 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, newFolderIconByteArray);
2788 } else { // The folder icon and the name have changed.
2789 // Get the new folder icon bitmap.
2790 Bitmap folderIconBitmap;
2791 if (defaultFolderIconRadioButton.isChecked()) {
2792 // Get the default folder icon drawable.
2793 Drawable folderIconDrawable = defaultFolderIconImageView.getDrawable();
2795 // Convert the folder icon drawable to a bitmap drawable.
2796 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2798 // Convert the folder icon bitmap drawable to a bitmap.
2799 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2800 } else { // Use the `WebView` favorite icon.
2801 // Copy the favorite icon bitmap to the folder icon bitmap.
2802 folderIconBitmap = favoriteIconBitmap;
2805 // Create a folder icon byte array output stream.
2806 ByteArrayOutputStream newFolderIconByteArrayOutputStream = new ByteArrayOutputStream();
2808 // Convert the folder icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
2809 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFolderIconByteArrayOutputStream);
2811 // Convert the folder icon byte array stream to a byte array.
2812 byte[] newFolderIconByteArray = newFolderIconByteArrayOutputStream.toByteArray();
2814 // Update the folder name and icon in the database.
2815 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString, newFolderIconByteArray);
2818 // Update the bookmarks cursor with the current contents of this folder.
2819 bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
2821 // Update the list view.
2822 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2825 // Process the results of a file browse.
2827 public void onActivityResult(int requestCode, int resultCode, Intent returnedIntent) {
2828 // Run the default commands.
2829 super.onActivityResult(requestCode, resultCode, returnedIntent);
2831 // Run the commands that correlate to the specified request code.
2832 switch (requestCode) {
2833 case BROWSE_FILE_UPLOAD_REQUEST_CODE:
2834 // Pass the file to the WebView.
2835 fileChooserCallback.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, returnedIntent));
2838 case BROWSE_OPEN_REQUEST_CODE:
2839 // Don't do anything if the user pressed back from the file picker.
2840 if (resultCode == Activity.RESULT_OK) {
2841 // Get a handle for the open dialog fragment.
2842 DialogFragment openDialogFragment = (DialogFragment) getSupportFragmentManager().findFragmentByTag(getString(R.string.open));
2844 // Only update the file name if the dialog still exists.
2845 if (openDialogFragment != null) {
2846 // Get a handle for the open dialog.
2847 Dialog openDialog = openDialogFragment.getDialog();
2849 // Remove the incorrect lint warning below that the dialog might be null.
2850 assert openDialog != null;
2852 // Get a handle for the file name edit text.
2853 EditText fileNameEditText = openDialog.findViewById(R.id.file_name_edittext);
2855 // Get the file name URI from the intent.
2856 Uri fileNameUri = returnedIntent.getData();
2858 // Get the file name string from the URI.
2859 String fileNameString = fileNameUri.toString();
2861 // Set the file name text.
2862 fileNameEditText.setText(fileNameString);
2864 // Move the cursor to the end of the file name edit text.
2865 fileNameEditText.setSelection(fileNameString.length());
2872 private void loadUrlFromTextBox() {
2873 // Get the text from urlTextBox and convert it to a string. trim() removes white spaces from the beginning and end of the string.
2874 String unformattedUrlString = urlEditText.getText().toString().trim();
2876 // Initialize the formatted URL string.
2879 // Check to see if the unformatted URL string is a valid URL. Otherwise, convert it into a search.
2880 if (unformattedUrlString.startsWith("content://")) { // This is a Content URL.
2881 // Load the entire content URL.
2882 url = unformattedUrlString;
2883 } else if (Patterns.WEB_URL.matcher(unformattedUrlString).matches() || unformattedUrlString.startsWith("http://") || unformattedUrlString.startsWith("https://") ||
2884 unformattedUrlString.startsWith("file://")) { // This is a standard URL.
2885 // Add `https://` at the beginning if there is no protocol. Otherwise the app will segfault.
2886 if (!unformattedUrlString.startsWith("http") && !unformattedUrlString.startsWith("file://")) {
2887 unformattedUrlString = "https://" + unformattedUrlString;
2890 // Initialize the unformatted URL.
2891 URL unformattedUrl = null;
2893 // Convert the unformatted URL string to a URL, then to a URI, and then back to a string, which sanitizes the input and adds in any missing components.
2895 unformattedUrl = new URL(unformattedUrlString);
2896 } catch (MalformedURLException e) {
2897 e.printStackTrace();
2900 // The ternary operator (? :) makes sure that a null pointer exception is not thrown, which would happen if `.get` was called on a `null` value.
2901 String scheme = unformattedUrl != null ? unformattedUrl.getProtocol() : null;
2902 String authority = unformattedUrl != null ? unformattedUrl.getAuthority() : null;
2903 String path = unformattedUrl != null ? unformattedUrl.getPath() : null;
2904 String query = unformattedUrl != null ? unformattedUrl.getQuery() : null;
2905 String fragment = unformattedUrl != null ? unformattedUrl.getRef() : null;
2908 Uri.Builder uri = new Uri.Builder();
2909 uri.scheme(scheme).authority(authority).path(path).query(query).fragment(fragment);
2911 // Decode the URI as a UTF-8 string in.
2913 url = URLDecoder.decode(uri.build().toString(), "UTF-8");
2914 } catch (UnsupportedEncodingException exception) {
2915 // Do nothing. The formatted URL string will remain blank.
2917 } else if (!unformattedUrlString.isEmpty()){ // This is not a URL, but rather a search string.
2918 // Create an encoded URL String.
2919 String encodedUrlString;
2921 // Sanitize the search input.
2923 encodedUrlString = URLEncoder.encode(unformattedUrlString, "UTF-8");
2924 } catch (UnsupportedEncodingException exception) {
2925 encodedUrlString = "";
2928 // Add the base search URL.
2929 url = searchURL + encodedUrlString;
2932 // Clear the focus from the URL edit text. Otherwise, proximate typing in the box will retain the colorized formatting instead of being reset during refocus.
2933 urlEditText.clearFocus();
2936 loadUrl(currentWebView, url);
2939 private void loadUrl(NestedScrollWebView nestedScrollWebView, String url) {
2940 // Sanitize the URL.
2941 url = sanitizeUrl(url);
2943 // Apply the domain settings and load the URL.
2944 applyDomainSettings(nestedScrollWebView, url, true, false, true);
2947 public void findPreviousOnPage(View view) {
2948 // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards.
2949 currentWebView.findNext(false);
2952 public void findNextOnPage(View view) {
2953 // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards.
2954 currentWebView.findNext(true);
2957 public void closeFindOnPage(View view) {
2958 // Get a handle for the views.
2959 Toolbar toolbar = findViewById(R.id.toolbar);
2960 LinearLayout findOnPageLinearLayout = findViewById(R.id.find_on_page_linearlayout);
2961 EditText findOnPageEditText = findViewById(R.id.find_on_page_edittext);
2963 // Delete the contents of `find_on_page_edittext`.
2964 findOnPageEditText.setText(null);
2966 // Clear the highlighted phrases if the WebView is not null.
2967 if (currentWebView != null) {
2968 currentWebView.clearMatches();
2971 // Hide the find on page linear layout.
2972 findOnPageLinearLayout.setVisibility(View.GONE);
2974 // Show the toolbar.
2975 toolbar.setVisibility(View.VISIBLE);
2977 // Get a handle for the input method manager.
2978 InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
2980 // Remove the lint warning below that the input method manager might be null.
2981 assert inputMethodManager != null;
2983 // Hide the keyboard.
2984 inputMethodManager.hideSoftInputFromWindow(toolbar.getWindowToken(), 0);
2988 public void onApplyNewFontSize(DialogFragment dialogFragment) {
2989 // Remove the incorrect lint warning below that the dialog fragment might be null.
2990 assert dialogFragment != null;
2993 Dialog dialog = dialogFragment.getDialog();
2995 // Remove the incorrect lint warning below tha the dialog might be null.
2996 assert dialog != null;
2998 // Get a handle for the font size edit text.
2999 EditText fontSizeEditText = dialog.findViewById(R.id.font_size_edittext);
3001 // Initialize the new font size variable with the current font size.
3002 int newFontSize = currentWebView.getSettings().getTextZoom();
3004 // Get the font size from the edit text.
3006 newFontSize = Integer.parseInt(fontSizeEditText.getText().toString());
3007 } catch (Exception exception) {
3008 // If the edit text does not contain a valid font size do nothing.
3011 // Apply the new font size.
3012 currentWebView.getSettings().setTextZoom(newFontSize);
3016 public void onOpen(DialogFragment dialogFragment) {
3018 Dialog dialog = dialogFragment.getDialog();
3020 // Remove the incorrect lint warning below that the dialog might be null.
3021 assert dialog != null;
3023 // Get handles for the views.
3024 EditText fileNameEditText = dialog.findViewById(R.id.file_name_edittext);
3025 CheckBox mhtCheckBox = dialog.findViewById(R.id.mht_checkbox);
3027 // Get the file path string.
3028 String openFilePath = fileNameEditText.getText().toString();
3030 // Apply the domain settings. This resets the favorite icon and removes any domain settings.
3031 applyDomainSettings(currentWebView, openFilePath, true, false, false);
3033 // Open the file according to the type.
3034 if (mhtCheckBox.isChecked()) { // Force opening of an MHT file.
3036 // Get the MHT file input stream.
3037 InputStream mhtFileInputStream = getContentResolver().openInputStream(Uri.parse(openFilePath));
3039 // Create a temporary MHT file.
3040 File temporaryMhtFile = File.createTempFile("temporary_mht_file", ".mht", getCacheDir());
3042 // Get a file output stream for the temporary MHT file.
3043 FileOutputStream temporaryMhtFileOutputStream = new FileOutputStream(temporaryMhtFile);
3045 // Create a transfer byte array.
3046 byte[] transferByteArray = new byte[1024];
3048 // Create an integer to track the number of bytes read.
3051 // Copy the temporary MHT file input stream to the MHT output stream.
3052 while ((bytesRead = mhtFileInputStream.read(transferByteArray)) > 0) {
3053 temporaryMhtFileOutputStream.write(transferByteArray, 0, bytesRead);
3056 // Flush the temporary MHT file output stream.
3057 temporaryMhtFileOutputStream.flush();
3059 // Close the streams.
3060 temporaryMhtFileOutputStream.close();
3061 mhtFileInputStream.close();
3063 // Load the temporary MHT file.
3064 currentWebView.loadUrl(temporaryMhtFile.toString());
3065 } catch (Exception exception) {
3066 // Display a snackbar.
3067 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
3069 } else { // Let the WebView handle opening of the file.
3071 currentWebView.loadUrl(openFilePath);
3075 private void downloadUrlWithExternalApp(String url) {
3076 // Create a download intent. Not specifying the action type will display the maximum number of options.
3077 Intent downloadIntent = new Intent();
3079 // Set the URI and the mime type.
3080 downloadIntent.setDataAndType(Uri.parse(url), "text/html");
3082 // Flag the intent to open in a new task.
3083 downloadIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
3085 // Show the chooser.
3086 startActivity(Intent.createChooser(downloadIntent, getString(R.string.download_with_external_app)));
3089 public void onSaveUrl(@NonNull String originalUrlString, @NonNull String fileNameString, @NonNull DialogFragment dialogFragment) {
3090 // Store the URL. This will be used in the save URL activity result launcher.
3091 if (originalUrlString.startsWith("data:")) {
3092 // Save the original URL.
3093 saveUrlString = originalUrlString;
3096 Dialog dialog = dialogFragment.getDialog();
3098 // Remove the incorrect lint warning below that the dialog might be null.
3099 assert dialog != null;
3101 // Get a handle for the dialog URL edit text.
3102 EditText dialogUrlEditText = dialog.findViewById(R.id.url_edittext);
3104 // Get the URL from the edit text, which may have been modified.
3105 saveUrlString = dialogUrlEditText.getText().toString();
3108 // Open the file picker.
3109 saveUrlActivityResultLauncher.launch(fileNameString);
3112 // Remove the warning that `OnTouchListener()` needs to override `performClick()`, as the only purpose of setting the `OnTouchListener()` is to make it do nothing.
3113 @SuppressLint("ClickableViewAccessibility")
3114 private void initializeApp() {
3115 // Get a handle for the input method.
3116 InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
3118 // Remove the lint warning below that the input method manager might be null.
3119 assert inputMethodManager != null;
3121 // Initialize the gray foreground color spans for highlighting the URLs.
3122 initialGrayColorSpan = new ForegroundColorSpan(getColor(R.color.gray_500));
3123 finalGrayColorSpan = new ForegroundColorSpan(getColor(R.color.gray_500));
3125 // Get the current theme status.
3126 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
3128 // Set the red color span according to the theme.
3129 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
3130 redColorSpan = new ForegroundColorSpan(getColor(R.color.red_a700));
3132 redColorSpan = new ForegroundColorSpan(getColor(R.color.red_900));
3135 // Remove the formatting from the URL edit text when the user is editing the text.
3136 urlEditText.setOnFocusChangeListener((View v, boolean hasFocus) -> {
3137 if (hasFocus) { // The user is editing the URL text box.
3138 // Remove the highlighting.
3139 urlEditText.getText().removeSpan(redColorSpan);
3140 urlEditText.getText().removeSpan(initialGrayColorSpan);
3141 urlEditText.getText().removeSpan(finalGrayColorSpan);
3142 } else { // The user has stopped editing the URL text box.
3143 // Move to the beginning of the string.
3144 urlEditText.setSelection(0);
3146 // Reapply the highlighting.
3151 // Set the go button on the keyboard to load the URL in `urlTextBox`.
3152 urlEditText.setOnKeyListener((View v, int keyCode, KeyEvent event) -> {
3153 // If the event is a key-down event on the `enter` button, load the URL.
3154 if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
3155 // Load the URL into the mainWebView and consume the event.
3156 loadUrlFromTextBox();
3158 // If the enter key was pressed, consume the event.
3161 // If any other key was pressed, do not consume the event.
3166 // Create an Orbot status broadcast receiver.
3167 orbotStatusBroadcastReceiver = new BroadcastReceiver() {
3169 public void onReceive(Context context, Intent intent) {
3170 // Store the content of the status message in `orbotStatus`.
3171 orbotStatus = intent.getStringExtra("org.torproject.android.intent.extra.STATUS");
3173 // If Privacy Browser is waiting on the proxy, load the website now that Orbot is connected.
3174 if ((orbotStatus != null) && orbotStatus.equals(ProxyHelper.ORBOT_STATUS_ON) && waitingForProxy) {
3175 // Reset the waiting for proxy status.
3176 waitingForProxy = false;
3178 // Get a list of the current fragments.
3179 List<Fragment> fragmentList = getSupportFragmentManager().getFragments();
3181 // Check each fragment to see if it is a waiting for proxy dialog. Sometimes more than one is displayed.
3182 for (int i = 0; i < fragmentList.size(); i++) {
3183 // Get the fragment tag.
3184 String fragmentTag = fragmentList.get(i).getTag();
3186 // Check to see if it is the waiting for proxy dialog.
3187 if ((fragmentTag!= null) && fragmentTag.equals(getString(R.string.waiting_for_proxy_dialog))) {
3188 // Dismiss the waiting for proxy dialog.
3189 ((DialogFragment) fragmentList.get(i)).dismiss();
3193 // Reload existing URLs and load any URLs that are waiting for the proxy.
3194 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
3195 // Get the WebView tab fragment.
3196 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
3198 // Get the fragment view.
3199 View fragmentView = webViewTabFragment.getView();
3201 // Only process the WebViews if they exist.
3202 if (fragmentView != null) {
3203 // Get the nested scroll WebView from the tab fragment.
3204 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
3206 // Get the waiting for proxy URL string.
3207 String waitingForProxyUrlString = nestedScrollWebView.getWaitingForProxyUrlString();
3209 // Load the pending URL if it exists.
3210 if (!waitingForProxyUrlString.isEmpty()) { // A URL is waiting to be loaded.
3212 loadUrl(nestedScrollWebView, waitingForProxyUrlString);
3214 // Reset the waiting for proxy URL string.
3215 nestedScrollWebView.setWaitingForProxyUrlString("");
3216 } else { // No URL is waiting to be loaded.
3217 // Reload the existing URL.
3218 nestedScrollWebView.reload();
3226 // Register the Orbot status broadcast receiver on `this` context.
3227 this.registerReceiver(orbotStatusBroadcastReceiver, new IntentFilter("org.torproject.android.intent.action.STATUS"));
3229 // Get handles for views that need to be modified.
3230 LinearLayout bookmarksHeaderLinearLayout = findViewById(R.id.bookmarks_header_linearlayout);
3231 ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
3232 FloatingActionButton launchBookmarksActivityFab = findViewById(R.id.launch_bookmarks_activity_fab);
3233 FloatingActionButton createBookmarkFolderFab = findViewById(R.id.create_bookmark_folder_fab);
3234 FloatingActionButton createBookmarkFab = findViewById(R.id.create_bookmark_fab);
3235 EditText findOnPageEditText = findViewById(R.id.find_on_page_edittext);
3237 // Update the web view pager every time a tab is modified.
3238 webViewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
3240 public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
3245 public void onPageSelected(int position) {
3246 // Close the find on page bar if it is open.
3247 closeFindOnPage(null);
3249 // Set the current WebView.
3250 setCurrentWebView(position);
3252 // Select the corresponding tab if it does not match the currently selected page. This will happen if the page was scrolled by creating a new tab.
3253 if (tabLayout.getSelectedTabPosition() != position) {
3254 // Wait until the new tab has been created.
3255 tabLayout.post(() -> {
3256 // Get a handle for the tab.
3257 TabLayout.Tab tab = tabLayout.getTabAt(position);
3259 // Assert that the tab is not null.
3269 public void onPageScrollStateChanged(int state) {
3274 // Display the View SSL Certificate dialog when the currently selected tab is reselected.
3275 tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
3277 public void onTabSelected(TabLayout.Tab tab) {
3278 // Select the same page in the view pager.
3279 webViewPager.setCurrentItem(tab.getPosition());
3283 public void onTabUnselected(TabLayout.Tab tab) {
3288 public void onTabReselected(TabLayout.Tab tab) {
3289 // Instantiate the View SSL Certificate dialog.
3290 DialogFragment viewSslCertificateDialogFragment = ViewSslCertificateDialog.displayDialog(currentWebView.getWebViewFragmentId(), currentWebView.getFavoriteOrDefaultIcon());
3292 // Display the View SSL Certificate dialog.
3293 viewSslCertificateDialogFragment.show(getSupportFragmentManager(), getString(R.string.view_ssl_certificate));
3297 // Set a touch listener on the bookmarks header linear layout so that touches don't pass through to the button underneath.
3298 bookmarksHeaderLinearLayout.setOnTouchListener((view, motionEvent) -> {
3299 // Consume the touch.
3303 // Set the launch bookmarks activity FAB to launch the bookmarks activity.
3304 launchBookmarksActivityFab.setOnClickListener(v -> {
3305 // Get a copy of the favorite icon bitmap.
3306 Bitmap favoriteIconBitmap = currentWebView.getFavoriteOrDefaultIcon();
3308 // Create a favorite icon byte array output stream.
3309 ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
3311 // Convert the favorite icon bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
3312 favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream);
3314 // Convert the favorite icon byte array stream to a byte array.
3315 byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
3317 // Create an intent to launch the bookmarks activity.
3318 Intent bookmarksIntent = new Intent(getApplicationContext(), BookmarksActivity.class);
3320 // Add the extra information to the intent.
3321 bookmarksIntent.putExtra("current_url", currentWebView.getUrl());
3322 bookmarksIntent.putExtra("current_title", currentWebView.getTitle());
3323 bookmarksIntent.putExtra("current_folder", currentBookmarksFolder);
3324 bookmarksIntent.putExtra("favorite_icon_byte_array", favoriteIconByteArray);
3327 startActivity(bookmarksIntent);
3330 // Set the create new bookmark folder FAB to display an alert dialog.
3331 createBookmarkFolderFab.setOnClickListener(v -> {
3332 // Create a create bookmark folder dialog.
3333 DialogFragment createBookmarkFolderDialog = CreateBookmarkFolderDialog.createBookmarkFolder(currentWebView.getFavoriteOrDefaultIcon());
3335 // Show the create bookmark folder dialog.
3336 createBookmarkFolderDialog.show(getSupportFragmentManager(), getString(R.string.create_folder));
3339 // Set the create new bookmark FAB to display an alert dialog.
3340 createBookmarkFab.setOnClickListener(view -> {
3341 // Instantiate the create bookmark dialog.
3342 DialogFragment createBookmarkDialog = CreateBookmarkDialog.createBookmark(currentWebView.getUrl(), currentWebView.getTitle(), currentWebView.getFavoriteOrDefaultIcon());
3344 // Display the create bookmark dialog.
3345 createBookmarkDialog.show(getSupportFragmentManager(), getString(R.string.create_bookmark));
3348 // Search for the string on the page whenever a character changes in the `findOnPageEditText`.
3349 findOnPageEditText.addTextChangedListener(new TextWatcher() {
3351 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
3356 public void onTextChanged(CharSequence s, int start, int before, int count) {
3361 public void afterTextChanged(Editable s) {
3362 // Search for the text in the WebView if it is not null. Sometimes on resume after a period of non-use the WebView will be null.
3363 if (currentWebView != null) {
3364 currentWebView.findAllAsync(findOnPageEditText.getText().toString());
3369 // Set the `check mark` button for the `findOnPageEditText` keyboard to close the soft keyboard.
3370 findOnPageEditText.setOnKeyListener((v, keyCode, event) -> {
3371 if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The `enter` key was pressed.
3372 // Hide the soft keyboard.
3373 inputMethodManager.hideSoftInputFromWindow(currentWebView.getWindowToken(), 0);
3375 // Consume the event.
3377 } else { // A different key was pressed.
3378 // Do not consume the event.
3383 // Implement swipe to refresh.
3384 swipeRefreshLayout.setOnRefreshListener(() -> {
3385 // Reload the website.
3386 currentWebView.reload();
3389 // Store the default progress view offsets for use later in `initializeWebView()`.
3390 defaultProgressViewStartOffset = swipeRefreshLayout.getProgressViewStartOffset();
3391 defaultProgressViewEndOffset = swipeRefreshLayout.getProgressViewEndOffset();
3393 // Set the refresh color scheme according to the theme.
3394 swipeRefreshLayout.setColorSchemeResources(R.color.blue_text);
3396 // Initialize a color background typed value.
3397 TypedValue colorBackgroundTypedValue = new TypedValue();
3399 // Get the color background from the theme.
3400 getTheme().resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true);
3402 // Get the color background int from the typed value.
3403 int colorBackgroundInt = colorBackgroundTypedValue.data;
3405 // Set the swipe refresh background color.
3406 swipeRefreshLayout.setProgressBackgroundColorSchemeColor(colorBackgroundInt);
3408 // The drawer titles identify the drawer layouts in accessibility mode.
3409 drawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.navigation_drawer));
3410 drawerLayout.setDrawerTitle(GravityCompat.END, getString(R.string.bookmarks));
3412 // Load the bookmarks folder.
3413 loadBookmarksFolder();
3415 // Handle clicks on bookmarks.
3416 bookmarksListView.setOnItemClickListener((parent, view, position, id) -> {
3417 // Convert the id from long to int to match the format of the bookmarks database.
3418 int databaseId = (int) id;
3420 // Get the bookmark cursor for this ID.
3421 Cursor bookmarkCursor = bookmarksDatabaseHelper.getBookmark(databaseId);
3423 // Move the bookmark cursor to the first row.
3424 bookmarkCursor.moveToFirst();
3426 // Act upon the bookmark according to the type.
3427 if (bookmarkCursor.getInt(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) { // The selected bookmark is a folder.
3428 // Store the new folder name in `currentBookmarksFolder`.
3429 currentBookmarksFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
3431 // Load the new folder.
3432 loadBookmarksFolder();
3433 } else { // The selected bookmark is not a folder.
3434 // Load the bookmark URL.
3435 loadUrl(currentWebView, bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)));
3437 // Close the bookmarks drawer.
3438 drawerLayout.closeDrawer(GravityCompat.END);
3441 // Close the `Cursor`.
3442 bookmarkCursor.close();
3445 bookmarksListView.setOnItemLongClickListener((parent, view, position, id) -> {
3446 // Convert the database ID from `long` to `int`.
3447 int databaseId = (int) id;
3449 // Find out if the selected bookmark is a folder.
3450 boolean isFolder = bookmarksDatabaseHelper.isFolder(databaseId);
3452 // Check to see if the bookmark is a folder.
3453 if (isFolder) { // The bookmark is a folder.
3454 // Save the current folder name, which is used in `onSaveEditBookmarkFolder()`.
3455 oldFolderNameString = bookmarksCursor.getString(bookmarksCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
3457 // Instantiate the edit folder bookmark dialog.
3458 DialogFragment editBookmarkFolderDialog = EditBookmarkFolderDialog.folderDatabaseId(databaseId, currentWebView.getFavoriteOrDefaultIcon());
3460 // Show the edit folder bookmark dialog.
3461 editBookmarkFolderDialog.show(getSupportFragmentManager(), getString(R.string.edit_folder));
3462 } else { // The bookmark is not a folder.
3463 // Get the bookmark cursor for this ID.
3464 Cursor bookmarkCursor = bookmarksDatabaseHelper.getBookmark(databaseId);
3466 // Move the bookmark cursor to the first row.
3467 bookmarkCursor.moveToFirst();
3469 // Load the bookmark in a new tab.
3470 addNewTab(bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_URL)), true);
3472 // Close the bookmarks drawer.
3473 drawerLayout.closeDrawer(GravityCompat.END);
3476 // Consume the event.
3480 // The drawer listener is used to update the navigation menu.
3481 drawerLayout.addDrawerListener(new DrawerLayout.DrawerListener() {
3483 public void onDrawerSlide(@NonNull View drawerView, float slideOffset) {
3487 public void onDrawerOpened(@NonNull View drawerView) {
3491 public void onDrawerClosed(@NonNull View drawerView) {
3492 // Reset the drawer icon when the drawer is closed. Otherwise, it is an arrow if the drawer is open when the app is restarted.
3493 actionBarDrawerToggle.syncState();
3497 public void onDrawerStateChanged(int newState) {
3498 if ((newState == DrawerLayout.STATE_SETTLING) || (newState == DrawerLayout.STATE_DRAGGING)) { // A drawer is opening or closing.
3499 // Update the navigation menu items if the WebView is not null.
3500 if (currentWebView != null) {
3501 navigationBackMenuItem.setEnabled(currentWebView.canGoBack());
3502 navigationForwardMenuItem.setEnabled(currentWebView.canGoForward());
3503 navigationHistoryMenuItem.setEnabled((currentWebView.canGoBack() || currentWebView.canGoForward()));
3504 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + currentWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
3506 // Hide the keyboard (if displayed).
3507 inputMethodManager.hideSoftInputFromWindow(currentWebView.getWindowToken(), 0);
3510 // Clear the focus from from the URL text box. This removes any text selection markers and context menus, which otherwise draw above the open drawers.
3511 urlEditText.clearFocus();
3513 // Clear the focus from from the WebView if it is not null, which can happen if a user opens a drawer while the browser is being resumed.
3514 if (currentWebView != null) {
3515 // Clearing the focus from the WebView removes any text selection markers and context menus, which otherwise draw above the open drawers.
3516 currentWebView.clearFocus();
3522 // Inflate a bare WebView to get the default user agent. It is not used to render content on the screen.
3523 @SuppressLint("InflateParams") View webViewLayout = getLayoutInflater().inflate(R.layout.bare_webview, null, false);
3525 // Get a handle for the WebView.
3526 WebView bareWebView = webViewLayout.findViewById(R.id.bare_webview);
3528 // Store the default user agent.
3529 webViewDefaultUserAgent = bareWebView.getSettings().getUserAgentString();
3531 // Destroy the bare WebView.
3532 bareWebView.destroy();
3535 private void applyAppSettings() {
3536 // Get a handle for the shared preferences.
3537 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
3539 // Store the values from the shared preferences in variables.
3540 incognitoModeEnabled = sharedPreferences.getBoolean(getString(R.string.incognito_mode_key), false);
3541 sanitizeTrackingQueries = sharedPreferences.getBoolean(getString(R.string.tracking_queries_key), true);
3542 sanitizeAmpRedirects = sharedPreferences.getBoolean(getString(R.string.amp_redirects_key), true);
3543 proxyMode = sharedPreferences.getString(getString(R.string.proxy_key), getString(R.string.proxy_default_value));
3544 fullScreenBrowsingModeEnabled = sharedPreferences.getBoolean(getString(R.string.full_screen_browsing_mode_key), false);
3545 hideAppBar = sharedPreferences.getBoolean(getString(R.string.hide_app_bar_key), true);
3546 downloadWithExternalApp = sharedPreferences.getBoolean(getString(R.string.download_with_external_app_key), false);
3547 scrollAppBar = sharedPreferences.getBoolean(getString(R.string.scroll_app_bar_key), true);
3549 // Apply the saved proxy mode if the app has been restarted.
3550 if (savedProxyMode != null) {
3551 // Apply the saved proxy mode.
3552 proxyMode = savedProxyMode;
3554 // Reset the saved proxy mode.
3555 savedProxyMode = null;
3558 // Get the search string.
3559 String searchString = sharedPreferences.getString(getString(R.string.search_key), getString(R.string.search_default_value));
3561 // Set the search string.
3562 if (searchString.equals(getString(R.string.custom_url_item)))
3563 searchURL = sharedPreferences.getString(getString(R.string.search_custom_url_key), getString(R.string.search_custom_url_default_value));
3565 searchURL = searchString;
3570 // Adjust the layout and scrolling parameters according to the position of the app bar.
3571 if (bottomAppBar) { // The app bar is on the bottom.
3573 if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden.
3574 // Reset the WebView padding to fill the available space.
3575 swipeRefreshLayout.setPadding(0, 0, 0, 0);
3576 } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden.
3577 // Move the WebView above the app bar layout.
3578 swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight);
3580 // Show the app bar if it is scrolled off the screen.
3581 if (appBarLayout.getTranslationY() != 0) {
3582 // Animate the bottom app bar onto the screen.
3583 objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0);
3586 objectAnimator.start();
3589 } else { // The app bar is on the top.
3590 // Get the current layout parameters. Using coordinator layout parameters allows the `setBehavior()` command and using app bar layout parameters allows the `setScrollFlags()` command.
3591 CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams();
3592 AppBarLayout.LayoutParams toolbarLayoutParams = (AppBarLayout.LayoutParams) toolbar.getLayoutParams();
3593 AppBarLayout.LayoutParams findOnPageLayoutParams = (AppBarLayout.LayoutParams) findOnPageLinearLayout.getLayoutParams();
3594 AppBarLayout.LayoutParams tabsLayoutParams = (AppBarLayout.LayoutParams) tabsLinearLayout.getLayoutParams();
3596 // Add the scrolling behavior to the layout parameters.
3598 // Enable scrolling of the app bar.
3599 swipeRefreshLayoutParams.setBehavior(new AppBarLayout.ScrollingViewBehavior());
3600 toolbarLayoutParams.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS | AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP);
3601 findOnPageLayoutParams.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS | AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP);
3602 tabsLayoutParams.setScrollFlags(AppBarLayout.LayoutParams.SCROLL_FLAG_SCROLL | AppBarLayout.LayoutParams.SCROLL_FLAG_ENTER_ALWAYS | AppBarLayout.LayoutParams.SCROLL_FLAG_SNAP);
3604 // Disable scrolling of the app bar.
3605 swipeRefreshLayoutParams.setBehavior(null);
3606 toolbarLayoutParams.setScrollFlags(0);
3607 findOnPageLayoutParams.setScrollFlags(0);
3608 tabsLayoutParams.setScrollFlags(0);
3610 // Expand the app bar if it is currently collapsed.
3611 appBarLayout.setExpanded(true);
3614 // Set the app bar scrolling for each WebView.
3615 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
3616 // Get the WebView tab fragment.
3617 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
3619 // Get the fragment view.
3620 View fragmentView = webViewTabFragment.getView();
3622 // Only modify the WebViews if they exist.
3623 if (fragmentView != null) {
3624 // Get the nested scroll WebView from the tab fragment.
3625 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
3627 // Set the app bar scrolling.
3628 nestedScrollWebView.setNestedScrollingEnabled(scrollAppBar);
3633 // Update the full screen browsing mode settings.
3634 if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode.
3635 // Update the visibility of the app bar, which might have changed in the settings.
3637 // Hide the tab linear layout.
3638 tabsLinearLayout.setVisibility(View.GONE);
3640 // Hide the action bar.
3643 // Show the tab linear layout.
3644 tabsLinearLayout.setVisibility(View.VISIBLE);
3646 // Show the action bar.
3650 /* Hide the system bars.
3651 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
3652 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
3653 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
3654 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
3656 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
3657 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
3658 } else { // Privacy Browser is not in full screen browsing mode.
3659 // Reset the full screen tracker, which could be true if Privacy Browser was in full screen mode before entering settings and full screen browsing was disabled.
3660 inFullScreenBrowsingMode = false;
3662 // Show the tab linear layout.
3663 tabsLinearLayout.setVisibility(View.VISIBLE);
3665 // Show the action bar.
3668 // Remove the `SYSTEM_UI` flags from the root frame layout.
3669 rootFrameLayout.setSystemUiVisibility(0);
3674 public void navigateHistory(@NonNull String url, int steps) {
3675 // Apply the domain settings.
3676 applyDomainSettings(currentWebView, url, false, false, false);
3678 // Load the history entry.
3679 currentWebView.goBackOrForward(steps);
3683 public void pinnedErrorGoBack() {
3684 // Get the current web back forward list.
3685 WebBackForwardList webBackForwardList = currentWebView.copyBackForwardList();
3687 // Get the previous entry URL.
3688 String previousUrl = webBackForwardList.getItemAtIndex(webBackForwardList.getCurrentIndex() - 1).getUrl();
3690 // Apply the domain settings.
3691 applyDomainSettings(currentWebView, previousUrl, false, false, false);
3694 currentWebView.goBack();
3697 // `reloadWebsite` is used if returning from the Domains activity. Otherwise JavaScript might not function correctly if it is newly enabled.
3698 @SuppressLint("SetJavaScriptEnabled")
3699 private void applyDomainSettings(NestedScrollWebView nestedScrollWebView, String url, boolean resetTab, boolean reloadWebsite, boolean loadUrl) {
3700 // Store the current URL.
3701 nestedScrollWebView.setCurrentUrl(url);
3703 // Parse the URL into a URI.
3704 Uri uri = Uri.parse(url);
3706 // Extract the domain from `uri`.
3707 String newHostName = uri.getHost();
3709 // Strings don't like to be null.
3710 if (newHostName == null) {
3714 // Apply the domain settings if a new domain is being loaded or if the new domain is blank. This allows the user to set temporary settings for JavaScript, cookies, DOM storage, etc.
3715 if (!nestedScrollWebView.getCurrentDomainName().equals(newHostName) || newHostName.equals("")) {
3716 // Set the new host name as the current domain name.
3717 nestedScrollWebView.setCurrentDomainName(newHostName);
3719 // Reset the ignoring of pinned domain information.
3720 nestedScrollWebView.setIgnorePinnedDomainInformation(false);
3722 // Clear any pinned SSL certificate or IP addresses.
3723 nestedScrollWebView.clearPinnedSslCertificate();
3724 nestedScrollWebView.setPinnedIpAddresses("");
3726 // Reset the favorite icon if specified.
3728 // Initialize the favorite icon.
3729 nestedScrollWebView.initializeFavoriteIcon();
3731 // Get the current page position.
3732 int currentPagePosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
3734 // Get the corresponding tab.
3735 TabLayout.Tab tab = tabLayout.getTabAt(currentPagePosition);
3737 // Update the tab if it isn't null, which sometimes happens when restarting from the background.
3739 // Get the tab custom view.
3740 View tabCustomView = tab.getCustomView();
3742 // Remove the warning below that the tab custom view might be null.
3743 assert tabCustomView != null;
3745 // Get the tab views.
3746 ImageView tabFavoriteIconImageView = tabCustomView.findViewById(R.id.favorite_icon_imageview);
3747 TextView tabTitleTextView = tabCustomView.findViewById(R.id.title_textview);
3749 // Set the default favorite icon as the favorite icon for this tab.
3750 tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(nestedScrollWebView.getFavoriteOrDefaultIcon(), 64, 64, true));
3752 // Set the loading title text.
3753 tabTitleTextView.setText(R.string.loading);
3757 // Get a full domain name cursor.
3758 Cursor domainNameCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
3760 // Initialize `domainSettingsSet`.
3761 Set<String> domainSettingsSet = new HashSet<>();
3763 // Get the domain name column index.
3764 int domainNameColumnIndex = domainNameCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DOMAIN_NAME);
3766 // Populate the domain settings set.
3767 for (int i = 0; i < domainNameCursor.getCount(); i++) {
3768 // Move the domains cursor to the current row.
3769 domainNameCursor.moveToPosition(i);
3771 // Store the domain name in the domain settings set.
3772 domainSettingsSet.add(domainNameCursor.getString(domainNameColumnIndex));
3775 // Close the domain name cursor.
3776 domainNameCursor.close();
3778 // Initialize the domain name in database variable.
3779 String domainNameInDatabase = null;
3781 // Check the hostname against the domain settings set.
3782 if (domainSettingsSet.contains(newHostName)) { // The hostname is contained in the domain settings set.
3783 // Record the domain name in the database.
3784 domainNameInDatabase = newHostName;
3786 // Set the domain settings applied tracker to true.
3787 nestedScrollWebView.setDomainSettingsApplied(true);
3788 } else { // The hostname is not contained in the domain settings set.
3789 // Set the domain settings applied tracker to false.
3790 nestedScrollWebView.setDomainSettingsApplied(false);
3793 // Check all the subdomains of the host name against wildcard domains in the domain cursor.
3794 while (!nestedScrollWebView.getDomainSettingsApplied() && newHostName.contains(".")) { // Stop checking if domain settings are already applied or there are no more `.` in the hostname.
3795 if (domainSettingsSet.contains("*." + newHostName)) { // Check the host name prepended by `*.`.
3796 // Set the domain settings applied tracker to true.
3797 nestedScrollWebView.setDomainSettingsApplied(true);
3799 // Store the applied domain names as it appears in the database.
3800 domainNameInDatabase = "*." + newHostName;
3803 // Strip out the lowest subdomain of of the host name.
3804 newHostName = newHostName.substring(newHostName.indexOf(".") + 1);
3808 // Get a handle for the shared preferences.
3809 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
3811 // Store the general preference information.
3812 String defaultFontSizeString = sharedPreferences.getString(getString(R.string.font_size_key), getString(R.string.font_size_default_value));
3813 String defaultUserAgentName = sharedPreferences.getString(getString(R.string.user_agent_key), getString(R.string.user_agent_default_value));
3814 boolean defaultSwipeToRefresh = sharedPreferences.getBoolean(getString(R.string.swipe_to_refresh_key), true);
3815 String webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value));
3816 boolean wideViewport = sharedPreferences.getBoolean(getString(R.string.wide_viewport_key), true);
3817 boolean displayWebpageImages = sharedPreferences.getBoolean(getString(R.string.display_webpage_images_key), true);
3819 // Get the WebView theme entry values string array.
3820 String[] webViewThemeEntryValuesStringArray = getResources().getStringArray(R.array.webview_theme_entry_values);
3822 // Get a handle for the cookie manager.
3823 CookieManager cookieManager = CookieManager.getInstance();
3825 // Initialize the user agent array adapter and string array.
3826 ArrayAdapter<CharSequence> userAgentNamesArray = ArrayAdapter.createFromResource(this, R.array.user_agent_names, R.layout.spinner_item);
3827 String[] userAgentDataArray = getResources().getStringArray(R.array.user_agent_data);
3829 if (nestedScrollWebView.getDomainSettingsApplied()) { // The url has custom domain settings.
3830 // Remove the incorrect lint warning below that the domain name in database might be null.
3831 assert domainNameInDatabase != null;
3833 // Get a cursor for the current host.
3834 Cursor currentDomainSettingsCursor = domainsDatabaseHelper.getCursorForDomainName(domainNameInDatabase);
3836 // Move to the first position.
3837 currentDomainSettingsCursor.moveToFirst();
3839 // Get the settings from the cursor.
3840 nestedScrollWebView.setDomainSettingsDatabaseId(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ID)));
3841 nestedScrollWebView.getSettings().setJavaScriptEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)) == 1);
3842 nestedScrollWebView.setAcceptCookies(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.COOKIES)) == 1);
3843 nestedScrollWebView.getSettings().setDomStorageEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)) == 1);
3844 // Form data can be removed once the minimum API >= 26.
3845 boolean saveFormData = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_FORM_DATA)) == 1);
3846 nestedScrollWebView.setEasyListEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYLIST)) == 1);
3847 nestedScrollWebView.setEasyPrivacyEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)) == 1);
3848 nestedScrollWebView.setFanboysAnnoyanceListEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(
3849 DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)) == 1);
3850 nestedScrollWebView.setFanboysSocialBlockingListEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(
3851 DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)) == 1);
3852 nestedScrollWebView.setUltraListEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ULTRALIST)) == 1);
3853 nestedScrollWebView.setUltraPrivacyEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)) == 1);
3854 nestedScrollWebView.setBlockAllThirdPartyRequests(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(
3855 DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)) == 1);
3856 String userAgentName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.USER_AGENT));
3857 int fontSize = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.FONT_SIZE));
3858 int swipeToRefreshInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SWIPE_TO_REFRESH));
3859 int webViewThemeInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WEBVIEW_THEME));
3860 int wideViewportInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.WIDE_VIEWPORT));
3861 int displayWebpageImagesInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.DISPLAY_IMAGES));
3862 boolean pinnedSslCertificate = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)) == 1);
3863 String pinnedSslIssuedToCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME));
3864 String pinnedSslIssuedToOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION));
3865 String pinnedSslIssuedToUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT));
3866 String pinnedSslIssuedByCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME));
3867 String pinnedSslIssuedByOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION));
3868 String pinnedSslIssuedByUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT));
3869 Date pinnedSslStartDate = new Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_START_DATE)));
3870 Date pinnedSslEndDate = new Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.SSL_END_DATE)));
3871 boolean pinnedIpAddresses = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)) == 1);
3872 String pinnedHostIpAddresses = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndexOrThrow(DomainsDatabaseHelper.IP_ADDRESSES));
3874 // Close the current host domain settings cursor.
3875 currentDomainSettingsCursor.close();
3877 // If there is a pinned SSL certificate, store it in the WebView.
3878 if (pinnedSslCertificate) {
3879 nestedScrollWebView.setPinnedSslCertificate(pinnedSslIssuedToCName, pinnedSslIssuedToOName, pinnedSslIssuedToUName, pinnedSslIssuedByCName, pinnedSslIssuedByOName, pinnedSslIssuedByUName,
3880 pinnedSslStartDate, pinnedSslEndDate);
3883 // If there is a pinned IP address, store it in the WebView.
3884 if (pinnedIpAddresses) {
3885 nestedScrollWebView.setPinnedIpAddresses(pinnedHostIpAddresses);
3888 // Apply the cookie domain settings.
3889 cookieManager.setAcceptCookie(nestedScrollWebView.getAcceptCookies());
3891 // Apply the form data setting if the API < 26.
3892 if (Build.VERSION.SDK_INT < 26) {
3893 nestedScrollWebView.getSettings().setSaveFormData(saveFormData);
3896 // Apply the font size.
3897 try { // Try the specified font size to see if it is valid.
3898 if (fontSize == 0) { // Apply the default font size.
3899 // Try to set the font size from the value in the app settings.
3900 nestedScrollWebView.getSettings().setTextZoom(Integer.parseInt(defaultFontSizeString));
3901 } else { // Apply the font size from domain settings.
3902 nestedScrollWebView.getSettings().setTextZoom(fontSize);
3904 } catch (Exception exception) { // The specified font size is invalid
3905 // Set the font size to be 100%
3906 nestedScrollWebView.getSettings().setTextZoom(100);
3909 // Set the user agent.
3910 if (userAgentName.equals(getString(R.string.system_default_user_agent))) { // Use the system default user agent.
3911 // Get the array position of the default user agent name.
3912 int defaultUserAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName);
3914 // Set the user agent according to the system default.
3915 switch (defaultUserAgentArrayPosition) {
3916 case UNRECOGNIZED_USER_AGENT: // The default user agent name is not on the canonical list.
3917 // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names.
3918 nestedScrollWebView.getSettings().setUserAgentString(defaultUserAgentName);
3921 case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
3922 // Set the user agent to `""`, which uses the default value.
3923 nestedScrollWebView.getSettings().setUserAgentString("");
3926 case SETTINGS_CUSTOM_USER_AGENT:
3927 // Set the default custom user agent.
3928 nestedScrollWebView.getSettings().setUserAgentString(sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)));
3932 // Get the user agent string from the user agent data array
3933 nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[defaultUserAgentArrayPosition]);
3935 } else { // Set the user agent according to the stored name.
3936 // Get the array position of the user agent name.
3937 int userAgentArrayPosition = userAgentNamesArray.getPosition(userAgentName);
3939 switch (userAgentArrayPosition) {
3940 case UNRECOGNIZED_USER_AGENT: // The user agent name contains a custom user agent.
3941 nestedScrollWebView.getSettings().setUserAgentString(userAgentName);
3944 case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
3945 // Set the user agent to `""`, which uses the default value.
3946 nestedScrollWebView.getSettings().setUserAgentString("");
3950 // Get the user agent string from the user agent data array.
3951 nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[userAgentArrayPosition]);
3955 // Set swipe to refresh.
3956 switch (swipeToRefreshInt) {
3957 case DomainsDatabaseHelper.SYSTEM_DEFAULT:
3958 // Store the swipe to refresh status in the nested scroll WebView.
3959 nestedScrollWebView.setSwipeToRefresh(defaultSwipeToRefresh);
3961 // Update the swipe refresh layout.
3962 if (defaultSwipeToRefresh) { // Swipe to refresh is enabled.
3963 // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes.
3964 swipeRefreshLayout.setEnabled(currentWebView.getScrollY() == 0);
3965 } else { // Swipe to refresh is disabled.
3966 // Disable the swipe refresh layout.
3967 swipeRefreshLayout.setEnabled(false);
3971 case DomainsDatabaseHelper.ENABLED:
3972 // Store the swipe to refresh status in the nested scroll WebView.
3973 nestedScrollWebView.setSwipeToRefresh(true);
3975 // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes.
3976 swipeRefreshLayout.setEnabled(currentWebView.getScrollY() == 0);
3979 case DomainsDatabaseHelper.DISABLED:
3980 // Store the swipe to refresh status in the nested scroll WebView.
3981 nestedScrollWebView.setSwipeToRefresh(false);
3983 // Disable swipe to refresh.
3984 swipeRefreshLayout.setEnabled(false);
3988 // Check to see if WebView themes are supported.
3989 if ((Build.VERSION.SDK_INT >= 33) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { // The device is running API >= 33 and algorithmic darkening is supported.
3990 // Set the WebView theme.
3991 switch (webViewThemeInt) {
3992 case DomainsDatabaseHelper.SYSTEM_DEFAULT:
3993 // Set the WebView theme. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
3994 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // The light theme is selected.
3995 // Turn off algorithmic darkening.
3996 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), false);
3997 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
3998 // Turn on algorithmic darkening.
3999 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), true);
4000 } else { // The system default theme is selected.
4001 // Get the current system theme status.
4002 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
4004 // Set the algorithmic darkening according to the current system theme status.
4005 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), (currentThemeStatus == Configuration.UI_MODE_NIGHT_YES));
4009 case DomainsDatabaseHelper.LIGHT_THEME:
4010 // Turn off algorithmic darkening.
4011 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), false);
4014 case DomainsDatabaseHelper.DARK_THEME:
4015 // Turn on algorithmic darkening.
4016 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), true);
4019 } else if ((Build.VERSION.SDK_INT < 33) && WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK)) { // The device is running API < 33 and the WebView supports force dark.
4020 // Set the WebView theme.
4021 switch (webViewThemeInt) {
4022 case DomainsDatabaseHelper.SYSTEM_DEFAULT:
4023 // Set the WebView theme. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
4024 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // The light theme is selected.
4025 // Turn off the WebView dark mode.
4026 //noinspection deprecation
4027 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
4028 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
4029 // Turn on the WebView dark mode.
4030 //noinspection deprecation
4031 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
4032 } else { // The system default theme is selected.
4033 // Get the current system theme status.
4034 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
4036 // Set the WebView theme according to the current system theme status.
4037 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode.
4038 // Turn off the WebView dark mode.
4039 //noinspection deprecation
4040 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
4041 } else { // The system is in night mode.
4042 // Turn on the WebView dark mode.
4043 //noinspection deprecation
4044 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
4049 case DomainsDatabaseHelper.LIGHT_THEME:
4050 // Turn off the WebView dark mode.
4051 //noinspection deprecation
4052 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
4055 case DomainsDatabaseHelper.DARK_THEME:
4056 // Turn on the WebView dark mode.
4057 //noinspection deprecation
4058 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
4063 // Set the viewport.
4064 switch (wideViewportInt) {
4065 case DomainsDatabaseHelper.SYSTEM_DEFAULT:
4066 nestedScrollWebView.getSettings().setUseWideViewPort(wideViewport);
4069 case DomainsDatabaseHelper.ENABLED:
4070 nestedScrollWebView.getSettings().setUseWideViewPort(true);
4073 case DomainsDatabaseHelper.DISABLED:
4074 nestedScrollWebView.getSettings().setUseWideViewPort(false);
4078 // Set the loading of webpage images.
4079 switch (displayWebpageImagesInt) {
4080 case DomainsDatabaseHelper.SYSTEM_DEFAULT:
4081 nestedScrollWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImages);
4084 case DomainsDatabaseHelper.ENABLED:
4085 nestedScrollWebView.getSettings().setLoadsImagesAutomatically(true);
4088 case DomainsDatabaseHelper.DISABLED:
4089 nestedScrollWebView.getSettings().setLoadsImagesAutomatically(false);
4093 // Set a background on the URL relative layout to indicate that custom domain settings are being used.
4094 urlRelativeLayout.setBackground(ResourcesCompat.getDrawable(getResources(), R.drawable.domain_settings_url_background, null));
4095 } else { // The new URL does not have custom domain settings. Load the defaults.
4096 // Store the values from the shared preferences.
4097 nestedScrollWebView.getSettings().setJavaScriptEnabled(sharedPreferences.getBoolean(getString(R.string.javascript_key), false));
4098 nestedScrollWebView.setAcceptCookies(sharedPreferences.getBoolean(getString(R.string.cookies_key), false));
4099 nestedScrollWebView.getSettings().setDomStorageEnabled(sharedPreferences.getBoolean(getString(R.string.dom_storage_key), false));
4100 boolean saveFormData = sharedPreferences.getBoolean(getString(R.string.save_form_data_key), false); // Form data can be removed once the minimum API >= 26.
4101 nestedScrollWebView.setEasyListEnabled(sharedPreferences.getBoolean(getString(R.string.easylist_key), true));
4102 nestedScrollWebView.setEasyPrivacyEnabled(sharedPreferences.getBoolean(getString(R.string.easyprivacy_key), true));
4103 nestedScrollWebView.setFanboysAnnoyanceListEnabled(sharedPreferences.getBoolean(getString(R.string.fanboys_annoyance_list_key), true));
4104 nestedScrollWebView.setFanboysSocialBlockingListEnabled(sharedPreferences.getBoolean(getString(R.string.fanboys_social_blocking_list_key), true));
4105 nestedScrollWebView.setUltraListEnabled(sharedPreferences.getBoolean(getString(R.string.ultralist_key), true));
4106 nestedScrollWebView.setUltraPrivacyEnabled(sharedPreferences.getBoolean(getString(R.string.ultraprivacy_key), true));
4107 nestedScrollWebView.setBlockAllThirdPartyRequests(sharedPreferences.getBoolean(getString(R.string.block_all_third_party_requests_key), false));
4109 // Apply the default cookie setting.
4110 cookieManager.setAcceptCookie(nestedScrollWebView.getAcceptCookies());
4112 // Apply the default font size setting.
4114 // Try to set the font size from the value in the app settings.
4115 nestedScrollWebView.getSettings().setTextZoom(Integer.parseInt(defaultFontSizeString));
4116 } catch (Exception exception) {
4117 // If the app settings value is invalid, set the font size to 100%.
4118 nestedScrollWebView.getSettings().setTextZoom(100);
4121 // Apply the form data setting if the API < 26.
4122 if (Build.VERSION.SDK_INT < 26) {
4123 nestedScrollWebView.getSettings().setSaveFormData(saveFormData);
4126 // Store the swipe to refresh status in the nested scroll WebView.
4127 nestedScrollWebView.setSwipeToRefresh(defaultSwipeToRefresh);
4129 // Update the swipe refresh layout.
4130 if (defaultSwipeToRefresh) { // Swipe to refresh is enabled.
4131 // Only enable the swipe refresh layout if the WebView is scrolled to the top. It is updated every time the scroll changes.
4132 swipeRefreshLayout.setEnabled(currentWebView.getScrollY() == 0);
4133 } else { // Swipe to refresh is disabled.
4134 // Disable the swipe refresh layout.
4135 swipeRefreshLayout.setEnabled(false);
4138 // Reset the pinned variables.
4139 nestedScrollWebView.setDomainSettingsDatabaseId(-1);
4141 // Get the array position of the user agent name.
4142 int userAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName);
4144 // Set the user agent.
4145 switch (userAgentArrayPosition) {
4146 case UNRECOGNIZED_USER_AGENT: // The default user agent name is not on the canonical list.
4147 // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names.
4148 nestedScrollWebView.getSettings().setUserAgentString(defaultUserAgentName);
4151 case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
4152 // Set the user agent to `""`, which uses the default value.
4153 nestedScrollWebView.getSettings().setUserAgentString("");
4156 case SETTINGS_CUSTOM_USER_AGENT:
4157 // Set the default custom user agent.
4158 nestedScrollWebView.getSettings().setUserAgentString(sharedPreferences.getString(getString(R.string.custom_user_agent_key), getString(R.string.custom_user_agent_default_value)));
4162 // Get the user agent string from the user agent data array
4163 nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[userAgentArrayPosition]);
4166 // Apply the WebView theme if supported by the installed WebView.
4167 if ((Build.VERSION.SDK_INT >= 33) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { // The device is running API >= 33 and algorithmic darkening is supported.
4168 // Set the WebView theme. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
4169 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // the light theme is selected.
4170 // Turn off algorithmic darkening.
4171 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), false);
4172 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
4173 // Turn on algorithmic darkening.
4174 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), true);
4175 } else { // The system default theme is selected.
4176 // Get the current system theme status.
4177 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
4179 // Set the algorithmic darkening according to the current system theme status.
4180 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), currentThemeStatus == Configuration.UI_MODE_NIGHT_YES);
4182 } else if ((Build.VERSION.SDK_INT < 33) && WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK)) { // The device is running API < 33 and the WebView supports force dark.
4183 // Set the WebView theme. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
4184 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // The light theme is selected.
4185 // Turn off the WebView dark mode.
4186 //noinspection deprecation
4187 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
4188 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
4189 // Turn on the WebView dark mode.
4190 //noinspection deprecation
4191 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
4192 } else { // The system default theme is selected.
4193 // Get the current system theme status.
4194 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
4196 // Set the WebView theme according to the current system theme status.
4197 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode.
4198 // Turn off the WebView dark mode.
4199 //noinspection deprecation
4200 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
4201 } else { // The system is in night mode.
4202 // Turn on the WebView dark mode.
4203 //noinspection deprecation
4204 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
4209 // Set the viewport.
4210 nestedScrollWebView.getSettings().setUseWideViewPort(wideViewport);
4212 // Set the loading of webpage images.
4213 nestedScrollWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImages);
4215 // Set a transparent background on the URL relative layout.
4216 urlRelativeLayout.setBackground(ResourcesCompat.getDrawable(getResources(), R.color.transparent, null));
4219 // Close the domains database helper.
4220 domainsDatabaseHelper.close();
4222 // Update the privacy icons.
4223 updatePrivacyIcons(true);
4226 // Reload the website if returning from the Domains activity.
4227 if (reloadWebsite) {
4228 nestedScrollWebView.reload();
4231 // Load the URL if directed. This makes sure that the domain settings are properly loaded before the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent.
4233 nestedScrollWebView.loadUrl(url);
4237 private void applyProxy(boolean reloadWebViews) {
4238 // Set the proxy according to the mode.
4239 proxyHelper.setProxy(getApplicationContext(), appBarLayout, proxyMode);
4241 // Reset the waiting for proxy tracker.
4242 waitingForProxy = false;
4244 // Get the current theme status.
4245 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
4247 // Update the user interface and reload the WebViews if requested.
4248 switch (proxyMode) {
4249 case ProxyHelper.NONE:
4250 // Initialize a color background typed value.
4251 TypedValue colorBackgroundTypedValue = new TypedValue();
4253 // Get the color background from the theme.
4254 getTheme().resolveAttribute(android.R.attr.colorBackground, colorBackgroundTypedValue, true);
4256 // Get the color background int from the typed value.
4257 int colorBackgroundInt = colorBackgroundTypedValue.data;
4259 // Set the default app bar layout background.
4260 appBarLayout.setBackgroundColor(colorBackgroundInt);
4263 case ProxyHelper.TOR:
4264 // Set the app bar background to indicate proxying through Orbot is enabled.
4265 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
4266 appBarLayout.setBackgroundResource(R.color.blue_50);
4268 appBarLayout.setBackgroundResource(R.color.dark_blue_30);
4271 // Check to see if Orbot is installed.
4273 // Get the package manager.
4274 PackageManager packageManager = getPackageManager();
4276 // Check to see if Orbot is in the list. This will throw an error and drop to the catch section if it isn't installed.
4277 packageManager.getPackageInfo("org.torproject.android", 0);
4279 // Check to see if the proxy is ready.
4280 if (!orbotStatus.equals(ProxyHelper.ORBOT_STATUS_ON)) { // Orbot is not ready.
4281 // Set the waiting for proxy status.
4282 waitingForProxy = true;
4284 // Show the waiting for proxy dialog if it isn't already displayed.
4285 if (getSupportFragmentManager().findFragmentByTag(getString(R.string.waiting_for_proxy_dialog)) == null) {
4286 // Get a handle for the waiting for proxy alert dialog.
4287 DialogFragment waitingForProxyDialogFragment = new WaitingForProxyDialog();
4289 // Try to show the dialog. Sometimes the window is not yet active if returning from Settings.
4291 // Show the waiting for proxy alert dialog.
4292 waitingForProxyDialogFragment.show(getSupportFragmentManager(), getString(R.string.waiting_for_proxy_dialog));
4293 } catch (Exception waitingForTorException) {
4294 // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`.
4295 pendingDialogsArrayList.add(new PendingDialog(waitingForProxyDialogFragment, getString(R.string.waiting_for_proxy_dialog)));
4299 } catch (PackageManager.NameNotFoundException exception) { // Orbot is not installed.
4300 // Show the Orbot not installed dialog if it is not already displayed.
4301 if (getSupportFragmentManager().findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) {
4302 // Get a handle for the Orbot not installed alert dialog.
4303 DialogFragment orbotNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode);
4305 // Try to show the dialog. Sometimes the window is not yet active if returning from Settings.
4307 // Display the Orbot not installed alert dialog.
4308 orbotNotInstalledDialogFragment.show(getSupportFragmentManager(), getString(R.string.proxy_not_installed_dialog));
4309 } catch (Exception orbotNotInstalledException) {
4310 // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`.
4311 pendingDialogsArrayList.add(new PendingDialog(orbotNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog)));
4317 case ProxyHelper.I2P:
4318 // Set the app bar background to indicate proxying through Orbot is enabled.
4319 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
4320 appBarLayout.setBackgroundResource(R.color.blue_50);
4322 appBarLayout.setBackgroundResource(R.color.dark_blue_30);
4324 // Get the package manager.
4325 PackageManager packageManager = getPackageManager();
4327 // Check to see if I2P is installed.
4329 // Check to see if the F-Droid flavor is installed. This will throw an error and drop to the catch section if it isn't installed.
4330 packageManager.getPackageInfo("net.i2p.android.router", 0);
4331 } catch (PackageManager.NameNotFoundException fdroidException) { // The F-Droid flavor is not installed.
4333 // Check to see if the Google Play flavor is installed. This will throw an error and drop to the catch section if it isn't installed.
4334 packageManager.getPackageInfo("net.i2p.android", 0);
4335 } catch (PackageManager.NameNotFoundException googlePlayException) { // The Google Play flavor is not installed.
4336 // Sow the I2P not installed dialog if it is not already displayed.
4337 if (getSupportFragmentManager().findFragmentByTag(getString(R.string.proxy_not_installed_dialog)) == null) {
4338 // Get a handle for the waiting for proxy alert dialog.
4339 DialogFragment i2pNotInstalledDialogFragment = ProxyNotInstalledDialog.displayDialog(proxyMode);
4341 // Try to show the dialog. Sometimes the window is not yet active if returning from Settings.
4343 // Display the I2P not installed alert dialog.
4344 i2pNotInstalledDialogFragment.show(getSupportFragmentManager(), getString(R.string.proxy_not_installed_dialog));
4345 } catch (Exception i2pNotInstalledException) {
4346 // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`.
4347 pendingDialogsArrayList.add(new PendingDialog(i2pNotInstalledDialogFragment, getString(R.string.proxy_not_installed_dialog)));
4354 case ProxyHelper.CUSTOM:
4355 // Set the app bar background to indicate proxying through Orbot is enabled.
4356 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) {
4357 appBarLayout.setBackgroundResource(R.color.blue_50);
4359 appBarLayout.setBackgroundResource(R.color.dark_blue_30);
4364 // Reload the WebViews if requested and not waiting for the proxy.
4365 if (reloadWebViews && !waitingForProxy) {
4366 // Reload the WebViews.
4367 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
4368 // Get the WebView tab fragment.
4369 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
4371 // Get the fragment view.
4372 View fragmentView = webViewTabFragment.getView();
4374 // Only reload the WebViews if they exist.
4375 if (fragmentView != null) {
4376 // Get the nested scroll WebView from the tab fragment.
4377 NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
4379 // Reload the WebView.
4380 nestedScrollWebView.reload();
4386 private void updatePrivacyIcons(boolean runInvalidateOptionsMenu) {
4387 // Only update the privacy icons if the options menu and the current WebView have already been populated.
4388 if ((optionsMenu != null) && (currentWebView != null)) {
4389 // Update the privacy icon.
4390 if (currentWebView.getSettings().getJavaScriptEnabled()) { // JavaScript is enabled.
4391 optionsPrivacyMenuItem.setIcon(R.drawable.javascript_enabled);
4392 } else if (currentWebView.getAcceptCookies()) { // JavaScript is disabled but cookies are enabled.
4393 optionsPrivacyMenuItem.setIcon(R.drawable.warning);
4394 } else { // All the dangerous features are disabled.
4395 optionsPrivacyMenuItem.setIcon(R.drawable.privacy_mode);
4398 // Update the cookies icon.
4399 if (currentWebView.getAcceptCookies()) {
4400 optionsCookiesMenuItem.setIcon(R.drawable.cookies_enabled);
4402 optionsCookiesMenuItem.setIcon(R.drawable.cookies_disabled);
4405 // Update the refresh icon.
4406 if (optionsRefreshMenuItem.getTitle() == getString(R.string.refresh)) { // The refresh icon is displayed.
4407 // Set the icon. Once the minimum API is >= 26, the blue and black icons can be combined with a tint list.
4408 optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled);
4409 } else { // The stop icon is displayed.
4410 // Set the icon. Once the minimum API is >= 26, the blue and black icons can be combined with a tint list.
4411 optionsRefreshMenuItem.setIcon(R.drawable.close_blue);
4414 // `invalidateOptionsMenu()` calls `onPrepareOptionsMenu()` and redraws the icons in the app bar.
4415 if (runInvalidateOptionsMenu) {
4416 invalidateOptionsMenu();
4421 private void highlightUrlText() {
4422 // Only highlight the URL text if the box is not currently selected.
4423 if (!urlEditText.hasFocus()) {
4424 // Get the URL string.
4425 String urlString = urlEditText.getText().toString();
4427 // Highlight the URL according to the protocol.
4428 if (urlString.startsWith("file://") || urlString.startsWith("content://")) { // This is a file or content URL.
4429 // De-emphasize everything before the file name.
4430 urlEditText.getText().setSpan(initialGrayColorSpan, 0, urlString.lastIndexOf("/") + 1,Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4431 } else { // This is a web URL.
4432 // Get the index of the `/` immediately after the domain name.
4433 int endOfDomainName = urlString.indexOf("/", (urlString.indexOf("//") + 2));
4435 // Create a base URL string.
4438 // Get the base URL.
4439 if (endOfDomainName > 0) { // There is at least one character after the base URL.
4440 // Get the base URL.
4441 baseUrl = urlString.substring(0, endOfDomainName);
4442 } else { // There are no characters after the base URL.
4443 // Set the base URL to be the entire URL string.
4444 baseUrl = urlString;
4447 // Get the index of the last `.` in the domain.
4448 int lastDotIndex = baseUrl.lastIndexOf(".");
4450 // Get the index of the penultimate `.` in the domain.
4451 int penultimateDotIndex = baseUrl.lastIndexOf(".", lastDotIndex - 1);
4453 // Markup the beginning of the URL.
4454 if (urlString.startsWith("http://")) { // Highlight the protocol of connections that are not encrypted.
4455 urlEditText.getText().setSpan(redColorSpan, 0, 7, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4457 // De-emphasize subdomains.
4458 if (penultimateDotIndex > 0) { // There is more than one subdomain in the domain name.
4459 urlEditText.getText().setSpan(initialGrayColorSpan, 7, penultimateDotIndex + 1, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4461 } else if (urlString.startsWith("https://")) { // De-emphasize the protocol of connections that are encrypted.
4462 if (penultimateDotIndex > 0) { // There is more than one subdomain in the domain name.
4463 // De-emphasize the protocol and the additional subdomains.
4464 urlEditText.getText().setSpan(initialGrayColorSpan, 0, penultimateDotIndex + 1, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4465 } else { // There is only one subdomain in the domain name.
4466 // De-emphasize only the protocol.
4467 urlEditText.getText().setSpan(initialGrayColorSpan, 0, 8, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4471 // De-emphasize the text after the domain name.
4472 if (endOfDomainName > 0) {
4473 urlEditText.getText().setSpan(finalGrayColorSpan, endOfDomainName, urlString.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
4479 private void loadBookmarksFolder() {
4480 // Update the bookmarks cursor with the contents of the bookmarks database for the current folder.
4481 bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
4483 // Populate the bookmarks cursor adapter.
4484 bookmarksCursorAdapter = new CursorAdapter(this, bookmarksCursor, false) {
4486 public View newView(Context context, Cursor cursor, ViewGroup parent) {
4487 // Inflate the individual item layout.
4488 return getLayoutInflater().inflate(R.layout.bookmarks_drawer_item_linearlayout, parent, false);
4492 public void bindView(View view, Context context, Cursor cursor) {
4493 // Get handles for the views.
4494 ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon);
4495 TextView bookmarkNameTextView = view.findViewById(R.id.bookmark_name);
4497 // Get the favorite icon byte array from the cursor.
4498 byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.FAVORITE_ICON));
4500 // Convert the byte array to a `Bitmap` beginning at the first byte and ending at the last.
4501 Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
4503 // Display the bitmap in `bookmarkFavoriteIcon`.
4504 bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
4506 // Get the bookmark name from the cursor and display it in `bookmarkNameTextView`.
4507 String bookmarkNameString = cursor.getString(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.BOOKMARK_NAME));
4508 bookmarkNameTextView.setText(bookmarkNameString);
4510 // Make the font bold for folders.
4511 if (cursor.getInt(cursor.getColumnIndexOrThrow(BookmarksDatabaseHelper.IS_FOLDER)) == 1) {
4512 bookmarkNameTextView.setTypeface(Typeface.DEFAULT_BOLD);
4513 } else { // Reset the font to default for normal bookmarks.
4514 bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
4519 // Get a handle for the bookmarks list view.
4520 ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
4522 // Populate the list view with the adapter.
4523 bookmarksListView.setAdapter(bookmarksCursorAdapter);
4525 // Get a handle for the bookmarks title text view.
4526 TextView bookmarksTitleTextView = findViewById(R.id.bookmarks_title_textview);
4528 // Set the bookmarks drawer title.
4529 if (currentBookmarksFolder.isEmpty()) {
4530 bookmarksTitleTextView.setText(R.string.bookmarks);
4532 bookmarksTitleTextView.setText(currentBookmarksFolder);
4536 private void openWithApp(String url) {
4537 // Create an open with app intent with `ACTION_VIEW`.
4538 Intent openWithAppIntent = new Intent(Intent.ACTION_VIEW);
4540 // Set the URI but not the MIME type. This should open all available apps.
4541 openWithAppIntent.setData(Uri.parse(url));
4543 // Flag the intent to open in a new task.
4544 openWithAppIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
4548 // Show the chooser.
4549 startActivity(openWithAppIntent);
4550 } catch (ActivityNotFoundException exception) { // There are no apps available to open the URL.
4551 // Show a snackbar with the error.
4552 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
4556 private void openWithBrowser(String url) {
4557 // Create an open with browser intent with `ACTION_VIEW`.
4558 Intent openWithBrowserIntent = new Intent(Intent.ACTION_VIEW);
4560 // Set the URI and the MIME type. `"text/html"` should load browser options.
4561 openWithBrowserIntent.setDataAndType(Uri.parse(url), "text/html");
4563 // Flag the intent to open in a new task.
4564 openWithBrowserIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
4568 // Show the chooser.
4569 startActivity(openWithBrowserIntent);
4570 } catch (ActivityNotFoundException exception) { // There are no browsers available to open the URL.
4571 // Show a snackbar with the error.
4572 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
4576 private String sanitizeUrl(String url) {
4577 // Sanitize tracking queries.
4578 if (sanitizeTrackingQueries)
4579 url = sanitizeUrlHelper.sanitizeTrackingQueries(url);
4581 // Sanitize AMP redirects.
4582 if (sanitizeAmpRedirects)
4583 url = sanitizeUrlHelper.sanitizeAmpRedirects(url);
4585 // Return the sanitized URL.
4589 public void finishedPopulatingBlocklists(ArrayList<ArrayList<List<String[]>>> combinedBlocklists) {
4590 // Store the blocklists.
4591 easyList = combinedBlocklists.get(0);
4592 easyPrivacy = combinedBlocklists.get(1);
4593 fanboysAnnoyanceList = combinedBlocklists.get(2);
4594 fanboysSocialList = combinedBlocklists.get(3);
4595 ultraList = combinedBlocklists.get(4);
4596 ultraPrivacy = combinedBlocklists.get(5);
4598 // Check to see if the activity has been restarted with a saved state.
4599 if ((savedStateArrayList == null) || (savedStateArrayList.size() == 0)) { // The activity has not been restarted or it was restarted on start to force the night theme.
4600 // Add the first tab.
4601 addNewTab("", true);
4602 } else { // The activity has been restarted.
4603 // Restore each tab. Once the minimum API >= 24, a `forEach()` command can be used.
4604 for (int i = 0; i < savedStateArrayList.size(); i++) {
4606 tabLayout.addTab(tabLayout.newTab());
4609 TabLayout.Tab newTab = tabLayout.getTabAt(i);
4611 // Remove the lint warning below that the current tab might be null.
4612 assert newTab != null;
4614 // Set a custom view on the new tab.
4615 newTab.setCustomView(R.layout.tab_custom_view);
4617 // Add the new page.
4618 webViewPagerAdapter.restorePage(savedStateArrayList.get(i), savedNestedScrollWebViewStateArrayList.get(i));
4621 // Reset the saved state variables.
4622 savedStateArrayList = null;
4623 savedNestedScrollWebViewStateArrayList = null;
4625 // Restore the selected tab position.
4626 if (savedTabPosition == 0) { // The first tab is selected.
4627 // Set the first page as the current WebView.
4628 setCurrentWebView(0);
4629 } else { // the first tab is not selected.
4630 // Move to the selected tab.
4631 webViewPager.setCurrentItem(savedTabPosition);
4634 // Get the intent that started the app.
4635 Intent intent = getIntent();
4637 // Reset the intent. This prevents a duplicate tab from being created on restart.
4638 setIntent(new Intent());
4640 // Get the information from the intent.
4641 String intentAction = intent.getAction();
4642 Uri intentUriData = intent.getData();
4643 String intentStringExtra = intent.getStringExtra(Intent.EXTRA_TEXT);
4645 // Determine if this is a web search.
4646 boolean isWebSearch = ((intentAction != null) && intentAction.equals(Intent.ACTION_WEB_SEARCH));
4648 // Only process the URI if it contains data or it is a web search. If the user pressed the desktop icon after the app was already running the URI will be null.
4649 if (intentUriData != null || intentStringExtra != null || isWebSearch) {
4650 // Get the shared preferences.
4651 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
4653 // Create a URL string.
4656 // If the intent action is a web search, perform the search.
4657 if (isWebSearch) { // The intent is a web search.
4658 // Create an encoded URL string.
4659 String encodedUrlString;
4661 // Sanitize the search input and convert it to a search.
4663 encodedUrlString = URLEncoder.encode(intent.getStringExtra(SearchManager.QUERY), "UTF-8");
4664 } catch (UnsupportedEncodingException exception) {
4665 encodedUrlString = "";
4668 // Add the base search URL.
4669 url = searchURL + encodedUrlString;
4670 } else if (intentUriData != null) { // The intent contains a URL formatted as a URI.
4671 // Set the intent data as the URL.
4672 url = intentUriData.toString();
4673 } else { // The intent contains a string, which might be a URL.
4674 // Set the intent string as the URL.
4675 url = intentStringExtra;
4678 // Add a new tab if specified in the preferences.
4679 if (sharedPreferences.getBoolean(getString(R.string.open_intents_in_new_tab_key), true)) { // Load the URL in a new tab.
4680 // Set the loading new intent flag.
4681 loadingNewIntent = true;
4684 addNewTab(url, true);
4685 } else { // Load the URL in the current tab.
4687 loadUrl(currentWebView, url);
4693 public void addTab(View view) {
4694 // Add a new tab with a blank URL.
4695 addNewTab("", true);
4698 private void addNewTab(String url, boolean moveToTab) {
4699 // Clear the focus from the URL edit text, so that it will be populated with the information from the new tab.
4700 urlEditText.clearFocus();
4702 // Get the new page number. The page numbers are 0 indexed, so the new page number will match the current count.
4703 int newTabNumber = tabLayout.getTabCount();
4706 tabLayout.addTab(tabLayout.newTab());
4709 TabLayout.Tab newTab = tabLayout.getTabAt(newTabNumber);
4711 // Remove the lint warning below that the current tab might be null.
4712 assert newTab != null;
4714 // Set a custom view on the new tab.
4715 newTab.setCustomView(R.layout.tab_custom_view);
4717 // Add the new WebView page.
4718 webViewPagerAdapter.addPage(newTabNumber, webViewPager, url, moveToTab);
4720 // Show the app bar if it is at the bottom of the screen and the new tab is taking focus.
4721 if (bottomAppBar && moveToTab && (appBarLayout.getTranslationY() != 0)) {
4722 // Animate the bottom app bar onto the screen.
4723 objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0);
4726 objectAnimator.start();
4730 public void closeTab(View view) {
4731 // Run the command according to the number of tabs.
4732 if (tabLayout.getTabCount() > 1) { // There is more than one tab open.
4733 // Close the current tab.
4735 } else { // There is only one tab open.
4740 private void closeCurrentTab() {
4741 // Get the current tab number.
4742 int currentTabNumber = tabLayout.getSelectedTabPosition();
4744 // Delete the current tab.
4745 tabLayout.removeTabAt(currentTabNumber);
4747 // Delete the current page. If the selected page number did not change during the delete (because the newly selected tab has has same number as the previously deleted tab), it will return true,
4748 // meaning that the current WebView must be reset. Otherwise it will happen automatically as the selected tab number changes.
4749 if (webViewPagerAdapter.deletePage(currentTabNumber, webViewPager)) {
4750 setCurrentWebView(currentTabNumber);
4754 private void exitFullScreenVideo() {
4755 // Re-enable the screen timeout.
4756 fullScreenVideoFrameLayout.setKeepScreenOn(false);
4758 // Unset the full screen video flag.
4759 displayingFullScreenVideo = false;
4761 // Remove all the views from the full screen video frame layout.
4762 fullScreenVideoFrameLayout.removeAllViews();
4764 // Hide the full screen video frame layout.
4765 fullScreenVideoFrameLayout.setVisibility(View.GONE);
4767 // Enable the sliding drawers.
4768 drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
4770 // Show the coordinator layout.
4771 coordinatorLayout.setVisibility(View.VISIBLE);
4773 // Apply the appropriate full screen mode flags.
4774 if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode.
4775 // Hide the app bar if specified.
4777 // Hide the tab linear layout.
4778 tabsLinearLayout.setVisibility(View.GONE);
4780 // Hide the action bar.
4784 /* Hide the system bars.
4785 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
4786 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
4787 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
4788 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
4790 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
4791 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
4792 } else { // Switch to normal viewing mode.
4793 // Remove the `SYSTEM_UI` flags from the root frame layout.
4794 rootFrameLayout.setSystemUiVisibility(0);
4798 private void clearAndExit() {
4799 // Get a handle for the shared preferences.
4800 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
4802 // Close the bookmarks cursor and database.
4803 bookmarksCursor.close();
4804 bookmarksDatabaseHelper.close();
4806 // Get the status of the clear everything preference.
4807 boolean clearEverything = sharedPreferences.getBoolean(getString(R.string.clear_everything_key), true);
4809 // Get a handle for the runtime.
4810 Runtime runtime = Runtime.getRuntime();
4812 // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`,
4813 // which links to `/data/data/com.stoutner.privacybrowser.standard`.
4814 String privateDataDirectoryString = getApplicationInfo().dataDir;
4817 if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cookies_key), true)) {
4818 // Request the cookies be deleted.
4819 CookieManager.getInstance().removeAllCookies(null);
4821 // Manually delete the cookies database, as `CookieManager` sometimes will not flush its changes to disk before `System.exit(0)` is run.
4823 // Two commands must be used because `Runtime.exec()` does not like `*`.
4824 Process deleteCookiesProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies");
4825 Process deleteCookiesJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies-journal");
4827 // Wait until the processes have finished.
4828 deleteCookiesProcess.waitFor();
4829 deleteCookiesJournalProcess.waitFor();
4830 } catch (Exception exception) {
4831 // Do nothing if an error is thrown.
4835 // Clear DOM storage.
4836 if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_dom_storage_key), true)) {
4837 // Ask `WebStorage` to clear the DOM storage.
4838 WebStorage webStorage = WebStorage.getInstance();
4839 webStorage.deleteAllData();
4841 // Manually delete the DOM storage files and directories, as `WebStorage` sometimes will not flush its changes to disk before `System.exit(0)` is run.
4843 // A `String[]` must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
4844 Process deleteLocalStorageProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
4846 // Multiple commands must be used because `Runtime.exec()` does not like `*`.
4847 Process deleteIndexProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
4848 Process deleteQuotaManagerProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
4849 Process deleteQuotaManagerJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
4850 Process deleteDatabaseProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
4852 // Wait until the processes have finished.
4853 deleteLocalStorageProcess.waitFor();
4854 deleteIndexProcess.waitFor();
4855 deleteQuotaManagerProcess.waitFor();
4856 deleteQuotaManagerJournalProcess.waitFor();
4857 deleteDatabaseProcess.waitFor();
4858 } catch (Exception exception) {
4859 // Do nothing if an error is thrown.
4863 // Clear form data if the API < 26.
4864 if ((Build.VERSION.SDK_INT < 26) && (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_form_data_key), true))) {
4865 WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(this);
4866 webViewDatabase.clearFormData();
4868 // Manually delete the form data database, as `WebViewDatabase` sometimes will not flush its changes to disk before `System.exit(0)` is run.
4870 // A string array must be used because the database contains a space and `Runtime.exec` will not otherwise escape the string correctly.
4871 Process deleteWebDataProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data"});
4872 Process deleteWebDataJournalProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data-journal"});
4874 // Wait until the processes have finished.
4875 deleteWebDataProcess.waitFor();
4876 deleteWebDataJournalProcess.waitFor();
4877 } catch (Exception exception) {
4878 // Do nothing if an error is thrown.
4882 // Clear the logcat.
4883 if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_logcat_key), true)) {
4885 // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system).
4886 Process process = Runtime.getRuntime().exec("logcat -b all -c");
4888 // Wait for the process to finish.
4890 } catch (IOException|InterruptedException exception) {
4896 if (clearEverything || sharedPreferences.getBoolean(getString(R.string.clear_cache_key), true)) {
4897 // Clear the cache from each WebView.
4898 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
4899 // Get the WebView tab fragment.
4900 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
4902 // Get the WebView fragment view.
4903 View webViewFragmentView = webViewTabFragment.getView();
4905 // Only clear the cache if the WebView exists.
4906 if (webViewFragmentView != null) {
4907 // Get the nested scroll WebView from the tab fragment.
4908 NestedScrollWebView nestedScrollWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview);
4910 // Clear the cache for this WebView.
4911 nestedScrollWebView.clearCache(true);
4915 // Manually delete the cache directories.
4917 // Delete the main cache directory.
4918 Process deleteCacheProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/cache");
4920 // Delete the secondary `Service Worker` cache directory.
4921 // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
4922 Process deleteServiceWorkerProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Default/Service Worker/"});
4924 // Wait until the processes have finished.
4925 deleteCacheProcess.waitFor();
4926 deleteServiceWorkerProcess.waitFor();
4927 } catch (Exception exception) {
4928 // Do nothing if an error is thrown.
4932 // Wipe out each WebView.
4933 for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
4934 // Get the WebView tab fragment.
4935 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
4937 // Get the WebView frame layout.
4938 FrameLayout webViewFrameLayout = (FrameLayout) webViewTabFragment.getView();
4940 // Only wipe out the WebView if it exists.
4941 if (webViewFrameLayout != null) {
4942 // Get the nested scroll WebView from the tab fragment.
4943 NestedScrollWebView nestedScrollWebView = webViewFrameLayout.findViewById(R.id.nestedscroll_webview);
4945 // Clear SSL certificate preferences for this WebView.
4946 nestedScrollWebView.clearSslPreferences();
4948 // Clear the back/forward history for this WebView.
4949 nestedScrollWebView.clearHistory();
4951 // Remove all the views from the frame layout.
4952 webViewFrameLayout.removeAllViews();
4954 // Destroy the internal state of the WebView.
4955 nestedScrollWebView.destroy();
4959 // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache.
4960 // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`.
4961 if (clearEverything) {
4963 // Delete the folder.
4964 Process deleteAppWebviewProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview");
4966 // Wait until the process has finished.
4967 deleteAppWebviewProcess.waitFor();
4968 } catch (Exception exception) {
4969 // Do nothing if an error is thrown.
4973 // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list.
4974 finishAndRemoveTask();
4976 // Remove the terminated program from RAM. The status code is `0`.
4980 public void bookmarksBack(View view) {
4981 if (currentBookmarksFolder.isEmpty()) { // The home folder is displayed.
4982 // close the bookmarks drawer.
4983 drawerLayout.closeDrawer(GravityCompat.END);
4984 } else { // A subfolder is displayed.
4985 // Place the former parent folder in `currentFolder`.
4986 currentBookmarksFolder = bookmarksDatabaseHelper.getParentFolderName(currentBookmarksFolder);
4988 // Load the new folder.
4989 loadBookmarksFolder();
4993 private void setCurrentWebView(int pageNumber) {
4994 // Stop the swipe to refresh indicator if it is running
4995 swipeRefreshLayout.setRefreshing(false);
4997 // Get the WebView tab fragment.
4998 WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(pageNumber);
5000 // Get the fragment view.
5001 View webViewFragmentView = webViewTabFragment.getView();
5003 // Set the current WebView if the fragment view is not null.
5004 if (webViewFragmentView != null) { // The fragment has been populated.
5005 // Store the current WebView.
5006 currentWebView = webViewFragmentView.findViewById(R.id.nestedscroll_webview);
5008 // Update the status of swipe to refresh.
5009 if (currentWebView.getSwipeToRefresh()) { // Swipe to refresh is enabled.
5010 // Enable the swipe refresh layout if the WebView is scrolled all the way to the top. It is updated every time the scroll changes.
5011 swipeRefreshLayout.setEnabled(currentWebView.getScrollY() == 0);
5012 } else { // Swipe to refresh is disabled.
5013 // Disable the swipe refresh layout.
5014 swipeRefreshLayout.setEnabled(false);
5017 // Get a handle for the cookie manager.
5018 CookieManager cookieManager = CookieManager.getInstance();
5020 // Set the cookie status.
5021 cookieManager.setAcceptCookie(currentWebView.getAcceptCookies());
5023 // Update the privacy icons. `true` redraws the icons in the app bar.
5024 updatePrivacyIcons(true);
5026 // Get a handle for the input method manager.
5027 InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
5029 // Remove the lint warning below that the input method manager might be null.
5030 assert inputMethodManager != null;
5032 // Get the current URL.
5033 String url = currentWebView.getUrl();
5035 // Update the URL edit text if not loading a new intent. Otherwise, this will be handled by `onPageStarted()` (if called) and `onPageFinished()`.
5036 if (!loadingNewIntent) { // A new intent is not being loaded.
5037 if ((url == null) || url.equals("about:blank")) { // The WebView is blank.
5038 // Display the hint in the URL edit text.
5039 urlEditText.setText("");
5041 // Request focus for the URL text box.
5042 urlEditText.requestFocus();
5044 // Display the keyboard.
5045 inputMethodManager.showSoftInput(urlEditText, 0);
5046 } else { // The WebView has a loaded URL.
5047 // Clear the focus from the URL text box.
5048 urlEditText.clearFocus();
5050 // Hide the soft keyboard.
5051 inputMethodManager.hideSoftInputFromWindow(currentWebView.getWindowToken(), 0);
5053 // Display the current URL in the URL text box.
5054 urlEditText.setText(url);
5056 // Highlight the URL text.
5059 } else { // A new intent is being loaded.
5060 // Reset the loading new intent tracker.
5061 loadingNewIntent = false;
5064 // Set the background to indicate the domain settings status.
5065 if (currentWebView.getDomainSettingsApplied()) {
5066 // Set a background on the URL relative layout to indicate that custom domain settings are being used.
5067 urlRelativeLayout.setBackground(ResourcesCompat.getDrawable(getResources(), R.drawable.domain_settings_url_background, null));
5069 // Remove any background on the URL relative layout.
5070 urlRelativeLayout.setBackground(ResourcesCompat.getDrawable(getResources(), R.color.transparent, null));
5072 } else { // The fragment has not been populated. Try again in 100 milliseconds.
5073 // Create a handler to set the current WebView.
5074 Handler setCurrentWebViewHandler = new Handler();
5076 // Create a runnable to set the current WebView.
5077 Runnable setCurrentWebWebRunnable = () -> {
5078 // Set the current WebView.
5079 setCurrentWebView(pageNumber);
5082 // Try setting the current WebView again after 100 milliseconds.
5083 setCurrentWebViewHandler.postDelayed(setCurrentWebWebRunnable, 100);
5087 @SuppressLint("ClickableViewAccessibility")
5089 public void initializeWebView(@NonNull NestedScrollWebView nestedScrollWebView, int pageNumber, @NonNull ProgressBar progressBar, @NonNull String url, boolean restoringState) {
5090 // Get a handle for the shared preferences.
5091 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
5093 // Get the WebView theme.
5094 String webViewTheme = sharedPreferences.getString(getString(R.string.webview_theme_key), getString(R.string.webview_theme_default_value));
5096 // Get the WebView theme entry values string array.
5097 String[] webViewThemeEntryValuesStringArray = getResources().getStringArray(R.array.webview_theme_entry_values);
5099 // Apply the WebView theme if supported by the installed WebView.
5100 if ((Build.VERSION.SDK_INT >= 33) && WebViewFeature.isFeatureSupported(WebViewFeature.ALGORITHMIC_DARKENING)) { // The device is running API >= 33 and algorithmic darkening is supported.
5101 // Set the WebView them. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
5102 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // The light theme is selected.
5103 // Turn off algorithmic darkening.
5104 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), false);
5106 // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode.
5107 // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`.
5108 nestedScrollWebView.setVisibility(View.VISIBLE);
5109 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
5110 // Turn on algorithmic darkening.
5111 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), true);
5113 // The system default theme is selected.
5114 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
5116 // Set the algorithmic darkening according to the current system theme status.
5117 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode.
5118 // Turn off algorithmic darkening.
5119 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), false);
5121 // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode.
5122 // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`.
5123 nestedScrollWebView.setVisibility(View.VISIBLE);
5124 } else { // The system is in night mode.
5125 // Turn on algorithmic darkening.
5126 WebSettingsCompat.setAlgorithmicDarkeningAllowed(nestedScrollWebView.getSettings(), true);
5129 } else if ((Build.VERSION.SDK_INT < 33) && WebViewFeature.isFeatureSupported(WebViewFeature.FORCE_DARK)) { // The device is running API < 33 and the WebView supports force dark.
5130 // Set the WebView theme. A switch statement cannot be used because the WebView theme entry values string array is not a compile time constant.
5131 if (webViewTheme.equals(webViewThemeEntryValuesStringArray[1])) { // The light theme is selected.
5132 // Turn off the WebView dark mode.
5133 //noinspection deprecation
5134 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
5136 // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode.
5137 // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`.
5138 nestedScrollWebView.setVisibility(View.VISIBLE);
5139 } else if (webViewTheme.equals(webViewThemeEntryValuesStringArray[2])) { // The dark theme is selected.
5140 // Turn on the WebView dark mode.
5141 //noinspection deprecation
5142 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
5143 } else { // The system default theme is selected.
5144 // Get the current system theme status.
5145 int currentThemeStatus = getResources().getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
5147 // Set the WebView theme according to the current system theme status.
5148 if (currentThemeStatus == Configuration.UI_MODE_NIGHT_NO) { // The system is in day mode.
5149 // Turn off the WebView dark mode.
5150 //noinspection deprecation
5151 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_OFF);
5153 // Make the WebView visible. The WebView was created invisible in `webview_framelayout` to prevent a white background splash in night mode.
5154 // If the system is currently in night mode, showing the WebView will be handled in `onProgressChanged()`.
5155 nestedScrollWebView.setVisibility(View.VISIBLE);
5156 } else { // The system is in night mode.
5157 // Turn on the WebView dark mode.
5158 //noinspection deprecation
5159 WebSettingsCompat.setForceDark(nestedScrollWebView.getSettings(), WebSettingsCompat.FORCE_DARK_ON);
5164 // Get a handle for the activity
5165 Activity activity = this;
5167 // Get a handle for the input method manager.
5168 InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
5170 // Instantiate the blocklist helper.
5171 BlocklistHelper blocklistHelper = new BlocklistHelper();
5173 // Remove the lint warning below that the input method manager might be null.
5174 assert inputMethodManager != null;
5176 // Set the app bar scrolling.
5177 nestedScrollWebView.setNestedScrollingEnabled(scrollAppBar);
5179 // Allow pinch to zoom.
5180 nestedScrollWebView.getSettings().setBuiltInZoomControls(true);
5182 // Hide zoom controls.
5183 nestedScrollWebView.getSettings().setDisplayZoomControls(false);
5185 // Don't allow mixed content (HTTP and HTTPS) on the same website.
5186 nestedScrollWebView.getSettings().setMixedContentMode(WebSettings.MIXED_CONTENT_NEVER_ALLOW);
5188 // Set the WebView to load in overview mode (zoomed out to the maximum width).
5189 nestedScrollWebView.getSettings().setLoadWithOverviewMode(true);
5191 // Explicitly disable geolocation.
5192 nestedScrollWebView.getSettings().setGeolocationEnabled(false);
5194 // Allow loading of file:// URLs. This is necessary for opening MHT web archives, which are copies into a temporary cache location.
5195 nestedScrollWebView.getSettings().setAllowFileAccess(true);
5197 // Create a double-tap gesture detector to toggle full-screen mode.
5198 GestureDetector doubleTapGestureDetector = new GestureDetector(getApplicationContext(), new GestureDetector.SimpleOnGestureListener() {
5199 // Override `onDoubleTap()`. All other events are handled using the default settings.
5201 public boolean onDoubleTap(MotionEvent event) {
5202 if (fullScreenBrowsingModeEnabled) { // Only process the double-tap if full screen browsing mode is enabled.
5203 // Toggle the full screen browsing mode tracker.
5204 inFullScreenBrowsingMode = !inFullScreenBrowsingMode;
5206 // Toggle the full screen browsing mode.
5207 if (inFullScreenBrowsingMode) { // Switch to full screen mode.
5208 // Hide the app bar if specified.
5209 if (hideAppBar) { // The app bar is hidden.
5210 // Close the find on page bar if it is visible.
5211 closeFindOnPage(null);
5213 // Hide the tab linear layout.
5214 tabsLinearLayout.setVisibility(View.GONE);
5216 // Hide the action bar.
5219 // Set layout and scrolling parameters according to the position of the app bar.
5220 if (bottomAppBar) { // The app bar is at the bottom.
5221 // Reset the WebView padding to fill the available space.
5222 swipeRefreshLayout.setPadding(0, 0, 0, 0);
5223 } else { // The app bar is at the top.
5224 // Check to see if the app bar is normally scrolled.
5225 if (scrollAppBar) { // The app bar is scrolled when it is displayed.
5226 // Get the swipe refresh layout parameters.
5227 CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams();
5229 // Remove the off-screen scrolling layout.
5230 swipeRefreshLayoutParams.setBehavior(null);
5231 } else { // The app bar is not scrolled when it is displayed.
5232 // Remove the padding from the top of the swipe refresh layout.
5233 swipeRefreshLayout.setPadding(0, 0, 0, 0);
5235 // The swipe refresh circle must be moved above the now removed status bar location.
5236 swipeRefreshLayout.setProgressViewOffset(false, -200, defaultProgressViewEndOffset);
5239 } else { // The app bar is not hidden.
5240 // Adjust the UI for the bottom app bar.
5242 // Adjust the UI according to the scrolling of the app bar.
5244 // Reset the WebView padding to fill the available space.
5245 swipeRefreshLayout.setPadding(0, 0, 0, 0);
5247 // Move the WebView above the app bar layout.
5248 swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight);
5253 /* Hide the system bars.
5254 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
5255 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
5256 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
5257 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
5259 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
5260 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
5261 } else { // Switch to normal viewing mode.
5262 // Show the app bar if it was hidden.
5264 // Show the tab linear layout.
5265 tabsLinearLayout.setVisibility(View.VISIBLE);
5267 // Show the action bar.
5271 // Set layout and scrolling parameters according to the position of the app bar.
5272 if (bottomAppBar) { // The app bar is at the bottom.
5275 // Reset the WebView padding to fill the available space.
5276 swipeRefreshLayout.setPadding(0, 0, 0, 0);
5278 // Move the WebView above the app bar layout.
5279 swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight);
5281 } else { // The app bar is at the top.
5282 // Check to see if the app bar is normally scrolled.
5283 if (scrollAppBar) { // The app bar is scrolled when it is displayed.
5284 // Get the swipe refresh layout parameters.
5285 CoordinatorLayout.LayoutParams swipeRefreshLayoutParams = (CoordinatorLayout.LayoutParams) swipeRefreshLayout.getLayoutParams();
5287 // Add the off-screen scrolling layout.
5288 swipeRefreshLayoutParams.setBehavior(new AppBarLayout.ScrollingViewBehavior());
5289 } else { // The app bar is not scrolled when it is displayed.
5290 // The swipe refresh layout must be manually moved below the app bar layout.
5291 swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0);
5293 // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels.
5294 swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight);
5298 // Remove the `SYSTEM_UI` flags from the root frame layout.
5299 rootFrameLayout.setSystemUiVisibility(0);
5302 // Consume the double-tap.
5304 } else { // Do not consume the double-tap because full screen browsing mode is disabled.
5310 public boolean onFling(MotionEvent motionEvent1, MotionEvent motionEvent2, float velocityX, float velocityY) {
5311 // Scroll the bottom app bar if enabled.
5312 if (bottomAppBar && scrollAppBar && !objectAnimator.isRunning()) {
5313 // Calculate the Y change.
5314 float motionY = motionEvent2.getY() - motionEvent1.getY();
5316 // Scroll the app bar if the change is greater than 50 pixels.
5318 // Animate the bottom app bar onto the screen.
5319 objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", 0);
5320 } else if (motionY < -50) {
5321 // Animate the bottom app bar off the screen.
5322 objectAnimator = ObjectAnimator.ofFloat(appBarLayout, "translationY", appBarLayout.getHeight());
5326 objectAnimator.start();
5329 // Do not consume the event.
5334 // Pass all touch events on the WebView through the double-tap gesture detector.
5335 nestedScrollWebView.setOnTouchListener((View view, MotionEvent event) -> {
5336 // Call `performClick()` on the view, which is required for accessibility.
5337 view.performClick();
5339 // Send the event to the gesture detector.
5340 return doubleTapGestureDetector.onTouchEvent(event);
5343 // Register the WebView for a context menu. This is used to see link targets and download images.
5344 registerForContextMenu(nestedScrollWebView);
5346 // Allow the downloading of files.
5347 nestedScrollWebView.setDownloadListener((String downloadUrl, String userAgent, String contentDisposition, String mimetype, long contentLength) -> {
5348 // Check the download preference.
5349 if (downloadWithExternalApp) { // Download with an external app.
5350 downloadUrlWithExternalApp(downloadUrl);
5351 } else { // Handle the download inside of Privacy Browser.
5352 // Define a formatted file size string.
5353 String formattedFileSizeString;
5355 // Process the content length if it contains data.
5356 if (contentLength > 0) { // The content length is greater than 0.
5357 // Format the content length as a string.
5358 formattedFileSizeString = NumberFormat.getInstance().format(contentLength) + " " + getString(R.string.bytes);
5359 } else { // The content length is not greater than 0.
5360 // Set the formatted file size string to be `unknown size`.
5361 formattedFileSizeString = getString(R.string.unknown_size);
5364 // Get the file name from the content disposition.
5365 String fileNameString = PrepareSaveDialog.getFileNameFromHeaders(this, contentDisposition, mimetype, downloadUrl);
5367 // Instantiate the save dialog.
5368 DialogFragment saveDialogFragment = SaveDialog.saveUrl(downloadUrl, formattedFileSizeString, fileNameString, userAgent,
5369 nestedScrollWebView.getAcceptCookies());
5371 // Try to show the dialog. The download listener continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash.
5373 // Show the save dialog. It must be named `save_dialog` so that the file picker can update the file name.
5374 saveDialogFragment.show(getSupportFragmentManager(), getString(R.string.save_dialog));
5375 } catch (Exception exception) { // The dialog could not be shown.
5376 // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`.
5377 pendingDialogsArrayList.add(new PendingDialog(saveDialogFragment, getString(R.string.save_dialog)));
5382 // Update the find on page count.
5383 nestedScrollWebView.setFindListener(new WebView.FindListener() {
5384 // Get a handle for `findOnPageCountTextView`.
5385 final TextView findOnPageCountTextView = findViewById(R.id.find_on_page_count_textview);
5388 public void onFindResultReceived(int activeMatchOrdinal, int numberOfMatches, boolean isDoneCounting) {
5389 if ((isDoneCounting) && (numberOfMatches == 0)) { // There are no matches.
5390 // Set `findOnPageCountTextView` to `0/0`.
5391 findOnPageCountTextView.setText(R.string.zero_of_zero);
5392 } else if (isDoneCounting) { // There are matches.
5393 // `activeMatchOrdinal` is zero-based.
5394 int activeMatch = activeMatchOrdinal + 1;
5396 // Build the match string.
5397 String matchString = activeMatch + "/" + numberOfMatches;
5399 // Set `findOnPageCountTextView`.
5400 findOnPageCountTextView.setText(matchString);
5405 // Process scroll changes.
5406 nestedScrollWebView.setOnScrollChangeListener((view, scrollX, scrollY, oldScrollX, oldScrollY) -> {
5407 // Set the swipe to refresh status.
5408 if (nestedScrollWebView.getSwipeToRefresh()) {
5409 // Only enable swipe to refresh if the WebView is scrolled to the top.
5410 swipeRefreshLayout.setEnabled(nestedScrollWebView.getScrollY() == 0);
5412 // Disable swipe to refresh.
5413 swipeRefreshLayout.setEnabled(false);
5416 // Reinforce the system UI visibility flags if in full screen browsing mode.
5417 // This hides the status and navigation bars, which are displayed if other elements are shown, like dialog boxes, the options menu, or the keyboard.
5418 if (inFullScreenBrowsingMode) {
5419 /* Hide the system bars.
5420 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
5421 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
5422 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
5423 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
5425 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
5426 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
5430 // Set the web chrome client.
5431 nestedScrollWebView.setWebChromeClient(new WebChromeClient() {
5432 // Update the progress bar when a page is loading.
5434 public void onProgressChanged(WebView view, int progress) {
5435 // Update the progress bar.
5436 progressBar.setProgress(progress);
5438 // Set the visibility of the progress bar.
5439 if (progress < 100) {
5440 // Show the progress bar.
5441 progressBar.setVisibility(View.VISIBLE);
5443 // Hide the progress bar.
5444 progressBar.setVisibility(View.GONE);
5446 //Stop the swipe to refresh indicator if it is running
5447 swipeRefreshLayout.setRefreshing(false);
5449 // Make the current WebView visible. If this is a new tab, the current WebView would have been created invisible in `webview_framelayout` to prevent a white background splash in night mode.
5450 nestedScrollWebView.setVisibility(View.VISIBLE);
5454 // Set the favorite icon when it changes.
5456 public void onReceivedIcon(WebView view, Bitmap icon) {
5457 // Only update the favorite icon if the website has finished loading.
5458 if (progressBar.getVisibility() == View.GONE) {
5459 // Store the new favorite icon.
5460 nestedScrollWebView.setFavoriteOrDefaultIcon(icon);
5462 // Get the current page position.
5463 int currentPosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
5465 // Get the current tab.
5466 TabLayout.Tab tab = tabLayout.getTabAt(currentPosition);
5468 // Check to see if the tab has been populated.
5470 // Get the custom view from the tab.
5471 View tabView = tab.getCustomView();
5473 // Check to see if the custom tab view has been populated.
5474 if (tabView != null) {
5475 // Get the favorite icon image view from the tab.
5476 ImageView tabFavoriteIconImageView = tabView.findViewById(R.id.favorite_icon_imageview);
5478 // Display the favorite icon in the tab.
5479 tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
5485 // Save a copy of the title when it changes.
5487 public void onReceivedTitle(WebView view, String title) {
5488 // Get the current page position.
5489 int currentPosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
5491 // Get the current tab.
5492 TabLayout.Tab tab = tabLayout.getTabAt(currentPosition);
5494 // Only populate the title text view if the tab has been fully created.
5496 // Get the custom view from the tab.
5497 View tabView = tab.getCustomView();
5499 // Only populate the title text view if the tab view has been fully populated.
5500 if (tabView != null) {
5501 // Get the title text view from the tab.
5502 TextView tabTitleTextView = tabView.findViewById(R.id.title_textview);
5504 // Set the title according to the URL.
5505 if (title.equals("about:blank")) {
5506 // Set the title to indicate a new tab.
5507 tabTitleTextView.setText(R.string.new_tab);
5509 // Set the title as the tab text.
5510 tabTitleTextView.setText(title);
5516 // Enter full screen video.
5518 public void onShowCustomView(View video, CustomViewCallback callback) {
5519 // Set the full screen video flag.
5520 displayingFullScreenVideo = true;
5522 // Hide the keyboard.
5523 inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.getWindowToken(), 0);
5525 // Hide the coordinator layout.
5526 coordinatorLayout.setVisibility(View.GONE);
5528 /* Hide the system bars.
5529 * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
5530 * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
5531 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
5532 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
5534 rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
5535 View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
5537 // Disable the sliding drawers.
5538 drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
5540 // Add the video view to the full screen video frame layout.
5541 fullScreenVideoFrameLayout.addView(video);
5543 // Show the full screen video frame layout.
5544 fullScreenVideoFrameLayout.setVisibility(View.VISIBLE);
5546 // Disable the screen timeout while the video is playing. YouTube does this automatically, but not all other videos do.
5547 fullScreenVideoFrameLayout.setKeepScreenOn(true);
5550 // Exit full screen video.
5552 public void onHideCustomView() {
5553 // Exit the full screen video.
5554 exitFullScreenVideo();
5559 public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {
5560 // Store the file path callback.
5561 fileChooserCallback = filePathCallback;
5563 // Create an intent to open a chooser based on the file chooser parameters.
5564 Intent fileChooserIntent = fileChooserParams.createIntent();
5566 // Get a handle for the package manager.
5567 PackageManager packageManager = getPackageManager();
5569 // Check to see if the file chooser intent resolves to an installed package.
5570 if (fileChooserIntent.resolveActivity(packageManager) != null) { // The file chooser intent is fine.
5571 // Start the file chooser intent.
5572 startActivityForResult(fileChooserIntent, BROWSE_FILE_UPLOAD_REQUEST_CODE);
5573 } else { // The file chooser intent will cause a crash.
5574 // Create a generic intent to open a chooser.
5575 Intent genericFileChooserIntent = new Intent(Intent.ACTION_GET_CONTENT);
5577 // Request an openable file.
5578 genericFileChooserIntent.addCategory(Intent.CATEGORY_OPENABLE);
5580 // Set the file type to everything.
5581 genericFileChooserIntent.setType("*/*");
5583 // Start the generic file chooser intent.
5584 startActivityForResult(genericFileChooserIntent, BROWSE_FILE_UPLOAD_REQUEST_CODE);
5590 nestedScrollWebView.setWebViewClient(new WebViewClient() {
5591 // `shouldOverrideUrlLoading` makes this WebView the default handler for URLs inside the app, so that links are not kicked out to other apps.
5592 // The deprecated `shouldOverrideUrlLoading` must be used until API >= 24.
5594 public boolean shouldOverrideUrlLoading(WebView view, String url) {
5595 // Sanitize the url.
5596 url = sanitizeUrl(url);
5598 // Handle the URL according to the type.
5599 if (url.startsWith("http")) { // Load the URL in Privacy Browser.
5600 // Load the URL. By using `loadUrl()`, instead of `loadUrlFromBase()`, the Referer header will never be sent.
5601 loadUrl(nestedScrollWebView, url);
5603 // Returning true indicates that Privacy Browser is manually handling the loading of the URL.
5604 // Custom headers cannot be added if false is returned and the WebView handles the loading of the URL.
5606 } else if (url.startsWith("mailto:")) { // Load the email address in an external email program.
5607 // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
5608 Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
5610 // Parse the url and set it as the data for the intent.
5611 emailIntent.setData(Uri.parse(url));
5613 // Open the email program in a new task instead of as part of Privacy Browser.
5614 emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
5618 startActivity(emailIntent);
5619 } catch (ActivityNotFoundException exception) {
5620 // Display a snackbar.
5621 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
5625 // Returning true indicates Privacy Browser is handling the URL by creating an intent.
5627 } else if (url.startsWith("tel:")) { // Load the phone number in the dialer.
5628 // Open the dialer and load the phone number, but wait for the user to place the call.
5629 Intent dialIntent = new Intent(Intent.ACTION_DIAL);
5631 // Add the phone number to the intent.
5632 dialIntent.setData(Uri.parse(url));
5634 // Open the dialer in a new task instead of as part of Privacy Browser.
5635 dialIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
5639 startActivity(dialIntent);
5640 } catch (ActivityNotFoundException exception) {
5641 // Display a snackbar.
5642 Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
5645 // Returning true indicates Privacy Browser is handling the URL by creating an intent.
5647 } else { // Load a system chooser to select an app that can handle the URL.
5648 // Open an app that can handle the URL.
5649 Intent genericIntent = new Intent(Intent.ACTION_VIEW);
5651 // Add the URL to the intent.
5652 genericIntent.setData(Uri.parse(url));
5654 // List all apps that can handle the URL instead of just opening the first one.
5655 genericIntent.addCategory(Intent.CATEGORY_BROWSABLE);
5657 // Open the app in a new task instead of as part of Privacy Browser.
5658 genericIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
5660 // Start the app or display a snackbar if no app is available to handle the URL.
5662 startActivity(genericIntent);
5663 } catch (ActivityNotFoundException exception) {
5664 Snackbar.make(nestedScrollWebView, getString(R.string.unrecognized_url) + " " + url, Snackbar.LENGTH_SHORT).show();
5667 // Returning true indicates Privacy Browser is handling the URL by creating an intent.
5672 // Check requests against the block lists. The deprecated `shouldInterceptRequest()` must be used until minimum API >= 21.
5674 public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest webResourceRequest) {
5676 String url = webResourceRequest.getUrl().toString();
5678 // Check to see if the resource request is for the main URL.
5679 if (url.equals(nestedScrollWebView.getCurrentUrl())) {
5680 // `return null` loads the resource request, which should never be blocked if it is the main URL.
5684 // Wait until the blocklists have been populated. When Privacy Browser is being resumed after having the process killed in the background it will try to load the URLs immediately.
5685 while (ultraPrivacy == null) {
5686 // The wait must be synchronized, which only lets one thread run on it at a time, or `java.lang.IllegalMonitorStateException` is thrown.
5687 synchronized (this) {
5689 // Check to see if the blocklists have been populated after 100 ms.
5691 } catch (InterruptedException exception) {
5697 // Create an empty web resource response to be used if the resource request is blocked.
5698 WebResourceResponse emptyWebResourceResponse = new WebResourceResponse("text/plain", "utf8", new ByteArrayInputStream("".getBytes()));
5700 // Reset the whitelist results tracker.
5701 String[] whitelistResultStringArray = null;
5703 // Initialize the third party request tracker.
5704 boolean isThirdPartyRequest = false;
5706 // Get the current URL. `.getUrl()` throws an error because operations on the WebView cannot be made from this thread.
5707 String currentBaseDomain = nestedScrollWebView.getCurrentDomainName();
5709 // Store a copy of the current domain for use in later requests.
5710 String currentDomain = currentBaseDomain;
5712 // Get the request host name.
5713 String requestBaseDomain = webResourceRequest.getUrl().getHost();
5715 // Only check for third-party requests if the current base domain is not empty and the request domain is not null.
5716 if (!currentBaseDomain.isEmpty() && (requestBaseDomain != null)) {
5717 // Determine the current base domain.
5718 while (currentBaseDomain.indexOf(".", currentBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain.
5719 // Remove the first subdomain.
5720 currentBaseDomain = currentBaseDomain.substring(currentBaseDomain.indexOf(".") + 1);
5723 // Determine the request base domain.
5724 while (requestBaseDomain.indexOf(".", requestBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain.
5725 // Remove the first subdomain.
5726 requestBaseDomain = requestBaseDomain.substring(requestBaseDomain.indexOf(".") + 1);
5729 // Update the third party request tracker.
5730 isThirdPartyRequest = !currentBaseDomain.equals(requestBaseDomain);
5733 // Get the current WebView page position.
5734 int webViewPagePosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
5736 // Determine if the WebView is currently displayed.
5737 boolean webViewDisplayed = (webViewPagePosition == tabLayout.getSelectedTabPosition());
5739 // Block third-party requests if enabled.
5740 if (isThirdPartyRequest && nestedScrollWebView.getBlockAllThirdPartyRequests()) {
5741 // Add the result to the resource requests.
5742 nestedScrollWebView.addResourceRequest(new String[]{BlocklistHelper.REQUEST_THIRD_PARTY, url});
5744 // Increment the blocked requests counters.
5745 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5746 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.THIRD_PARTY_REQUESTS);
5748 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5749 if (webViewDisplayed) {
5750 // Updating the UI must be run from the UI thread.
5751 activity.runOnUiThread(() -> {
5752 // Update the menu item titles.
5753 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5755 // Update the options menu if it has been populated.
5756 if (optionsMenu != null) {
5757 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5758 optionsBlockAllThirdPartyRequestsMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.THIRD_PARTY_REQUESTS) + " - " +
5759 getString(R.string.block_all_third_party_requests));
5764 // Return an empty web resource response.
5765 return emptyWebResourceResponse;
5768 // Check UltraList if it is enabled.
5769 if (nestedScrollWebView.getUltraListEnabled()) {
5770 // Check the URL against UltraList.
5771 String[] ultraListResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, ultraList);
5773 // Process the UltraList results.
5774 if (ultraListResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched UltraList's blacklist.
5775 // Add the result to the resource requests.
5776 nestedScrollWebView.addResourceRequest(new String[] {ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5]});
5778 // Increment the blocked requests counters.
5779 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5780 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.ULTRALIST);
5782 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5783 if (webViewDisplayed) {
5784 // Updating the UI must be run from the UI thread.
5785 activity.runOnUiThread(() -> {
5786 // Update the menu item titles.
5787 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5789 // Update the options menu if it has been populated.
5790 if (optionsMenu != null) {
5791 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5792 optionsUltraListMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.ULTRALIST) + " - " + getString(R.string.ultralist));
5797 // The resource request was blocked. Return an empty web resource response.
5798 return emptyWebResourceResponse;
5799 } else if (ultraListResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)) { // The resource request matched UltraList's whitelist.
5800 // Add a whitelist entry to the resource requests array.
5801 nestedScrollWebView.addResourceRequest(new String[] {ultraListResults[0], ultraListResults[1], ultraListResults[2], ultraListResults[3], ultraListResults[4], ultraListResults[5]});
5803 // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource.
5808 // Check UltraPrivacy if it is enabled.
5809 if (nestedScrollWebView.getUltraPrivacyEnabled()) {
5810 // Check the URL against UltraPrivacy.
5811 String[] ultraPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, ultraPrivacy);
5813 // Process the UltraPrivacy results.
5814 if (ultraPrivacyResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched UltraPrivacy's blacklist.
5815 // Add the result to the resource requests.
5816 nestedScrollWebView.addResourceRequest(new String[] {ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4],
5817 ultraPrivacyResults[5]});
5819 // Increment the blocked requests counters.
5820 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5821 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.ULTRAPRIVACY);
5823 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5824 if (webViewDisplayed) {
5825 // Updating the UI must be run from the UI thread.
5826 activity.runOnUiThread(() -> {
5827 // Update the menu item titles.
5828 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5830 // Update the options menu if it has been populated.
5831 if (optionsMenu != null) {
5832 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5833 optionsUltraPrivacyMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.ULTRAPRIVACY) + " - " + getString(R.string.ultraprivacy));
5838 // The resource request was blocked. Return an empty web resource response.
5839 return emptyWebResourceResponse;
5840 } else if (ultraPrivacyResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)) { // The resource request matched UltraPrivacy's whitelist.
5841 // Add a whitelist entry to the resource requests array.
5842 nestedScrollWebView.addResourceRequest(new String[] {ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4],
5843 ultraPrivacyResults[5]});
5845 // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource.
5850 // Check EasyList if it is enabled.
5851 if (nestedScrollWebView.getEasyListEnabled()) {
5852 // Check the URL against EasyList.
5853 String[] easyListResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, easyList);
5855 // Process the EasyList results.
5856 if (easyListResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched EasyList's blacklist.
5857 // Add the result to the resource requests.
5858 nestedScrollWebView.addResourceRequest(new String[] {easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]});
5860 // Increment the blocked requests counters.
5861 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5862 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.EASYLIST);
5864 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5865 if (webViewDisplayed) {
5866 // Updating the UI must be run from the UI thread.
5867 activity.runOnUiThread(() -> {
5868 // Update the menu item titles.
5869 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5871 // Update the options menu if it has been populated.
5872 if (optionsMenu != null) {
5873 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5874 optionsEasyListMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.EASYLIST) + " - " + getString(R.string.easylist));
5879 // The resource request was blocked. Return an empty web resource response.
5880 return emptyWebResourceResponse;
5881 } else if (easyListResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)) { // The resource request matched EasyList's whitelist.
5882 // Update the whitelist result string array tracker.
5883 whitelistResultStringArray = new String[] {easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]};
5887 // Check EasyPrivacy if it is enabled.
5888 if (nestedScrollWebView.getEasyPrivacyEnabled()) {
5889 // Check the URL against EasyPrivacy.
5890 String[] easyPrivacyResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, easyPrivacy);
5892 // Process the EasyPrivacy results.
5893 if (easyPrivacyResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched EasyPrivacy's blacklist.
5894 // Add the result to the resource requests.
5895 nestedScrollWebView.addResourceRequest(new String[] {easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4],
5896 easyPrivacyResults[5]});
5898 // Increment the blocked requests counters.
5899 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5900 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.EASYPRIVACY);
5902 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5903 if (webViewDisplayed) {
5904 // Updating the UI must be run from the UI thread.
5905 activity.runOnUiThread(() -> {
5906 // Update the menu item titles.
5907 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5909 // Update the options menu if it has been populated.
5910 if (optionsMenu != null) {
5911 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5912 optionsEasyPrivacyMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.EASYPRIVACY) + " - " + getString(R.string.easyprivacy));
5917 // The resource request was blocked. Return an empty web resource response.
5918 return emptyWebResourceResponse;
5919 } else if (easyPrivacyResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)) { // The resource request matched EasyPrivacy's whitelist.
5920 // Update the whitelist result string array tracker.
5921 whitelistResultStringArray = new String[] {easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5]};
5925 // Check Fanboy’s Annoyance List if it is enabled.
5926 if (nestedScrollWebView.getFanboysAnnoyanceListEnabled()) {
5927 // Check the URL against Fanboy's Annoyance List.
5928 String[] fanboysAnnoyanceListResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, fanboysAnnoyanceList);
5930 // Process the Fanboy's Annoyance List results.
5931 if (fanboysAnnoyanceListResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched Fanboy's Annoyance List's blacklist.
5932 // Add the result to the resource requests.
5933 nestedScrollWebView.addResourceRequest(new String[] {fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3],
5934 fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5]});
5936 // Increment the blocked requests counters.
5937 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5938 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST);
5940 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5941 if (webViewDisplayed) {
5942 // Updating the UI must be run from the UI thread.
5943 activity.runOnUiThread(() -> {
5944 // Update the menu item titles.
5945 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5947 // Update the options menu if it has been populated.
5948 if (optionsMenu != null) {
5949 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5950 optionsFanboysAnnoyanceListMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST) + " - " +
5951 getString(R.string.fanboys_annoyance_list));
5956 // The resource request was blocked. Return an empty web resource response.
5957 return emptyWebResourceResponse;
5958 } else if (fanboysAnnoyanceListResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)){ // The resource request matched Fanboy's Annoyance List's whitelist.
5959 // Update the whitelist result string array tracker.
5960 whitelistResultStringArray = new String[] {fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3],
5961 fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5]};
5963 } else if (nestedScrollWebView.getFanboysSocialBlockingListEnabled()) { // Only check Fanboy’s Social Blocking List if Fanboy’s Annoyance List is disabled.
5964 // Check the URL against Fanboy's Annoyance List.
5965 String[] fanboysSocialListResults = blocklistHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, fanboysSocialList);
5967 // Process the Fanboy's Social Blocking List results.
5968 if (fanboysSocialListResults[0].equals(BlocklistHelper.REQUEST_BLOCKED)) { // The resource request matched Fanboy's Social Blocking List's blacklist.
5969 // Add the result to the resource requests.
5970 nestedScrollWebView.addResourceRequest(new String[] {fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3],
5971 fanboysSocialListResults[4], fanboysSocialListResults[5]});
5973 // Increment the blocked requests counters.
5974 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
5975 nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.FANBOYS_SOCIAL_BLOCKING_LIST);
5977 // Update the titles of the blocklist menu items if the WebView is currently displayed.
5978 if (webViewDisplayed) {
5979 // Updating the UI must be run from the UI thread.
5980 activity.runOnUiThread(() -> {
5981 // Update the menu item titles.
5982 navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5984 // Update the options menu if it has been populated.
5985 if (optionsMenu != null) {
5986 optionsBlocklistsMenuItem.setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
5987 optionsFanboysSocialBlockingListMenuItem.setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.FANBOYS_SOCIAL_BLOCKING_LIST) + " - " +
5988 getString(R.string.fanboys_social_blocking_list));
5993 // The resource request was blocked. Return an empty web resource response.
5994 return emptyWebResourceResponse;
5995 } else if (fanboysSocialListResults[0].equals(BlocklistHelper.REQUEST_ALLOWED)) { // The resource request matched Fanboy's Social Blocking List's whitelist.
5996 // Update the whitelist result string array tracker.
5997 whitelistResultStringArray = new String[] {fanboysSocialListResults[0], fanboysSocialListResults[1], fanboysSocialListResults[2], fanboysSocialListResults[3],
5998 fanboysSocialListResults[4], fanboysSocialListResults[5]};
6002 // Add the request to the log because it hasn't been processed by any of the previous checks.
6003 if (whitelistResultStringArray != null) { // The request was processed by a whitelist.
6004 nestedScrollWebView.addResourceRequest(whitelistResultStringArray);
6005 } else { // The request didn't match any blocklist entry. Log it as a default request.
6006 nestedScrollWebView.addResourceRequest(new String[]{BlocklistHelper.REQUEST_DEFAULT, url});
6009 // The resource request has not been blocked. `return null` loads the requested resource.
6013 // Handle HTTP authentication requests.
6015 public void onReceivedHttpAuthRequest(WebView view, HttpAuthHandler handler, String host, String realm) {
6016 // Store the handler.
6017 nestedScrollWebView.setHttpAuthHandler(handler);
6019 // Instantiate an HTTP authentication dialog.
6020 DialogFragment httpAuthenticationDialogFragment = HttpAuthenticationDialog.displayDialog(host, realm, nestedScrollWebView.getWebViewFragmentId());
6022 // Show the HTTP authentication dialog.
6023 httpAuthenticationDialogFragment.show(getSupportFragmentManager(), getString(R.string.http_authentication));
6027 public void onPageStarted(WebView view, String url, Bitmap favicon) {
6028 // Get the app bar layout height. This can't be done in `applyAppSettings()` because the app bar is not yet populated there.
6029 // This should only be populated if it is greater than 0 because otherwise it will be reset to 0 if the app bar is hidden in full screen browsing mode.
6030 if (appBarLayout.getHeight() > 0) appBarHeight = appBarLayout.getHeight();
6032 // Set the padding and layout settings according to the position of the app bar.
6033 if (bottomAppBar) { // The app bar is on the bottom.
6035 if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) { // The app bar scrolls or full screen browsing mode is engaged with the app bar hidden.
6036 // Reset the WebView padding to fill the available space.
6037 swipeRefreshLayout.setPadding(0, 0, 0, 0);
6038 } else { // The app bar doesn't scroll or full screen browsing mode is not engaged with the app bar hidden.
6039 // Move the WebView above the app bar layout.
6040 swipeRefreshLayout.setPadding(0, 0, 0, appBarHeight);
6042 } else { // The app bar is on the top.
6043 // Set the top padding of the swipe refresh layout according to the app bar scrolling preference. This can't be done in `appAppSettings()` because the app bar is not yet populated there.
6044 if (scrollAppBar || (inFullScreenBrowsingMode && hideAppBar)) {
6045 // No padding is needed because it will automatically be placed below the app bar layout due to the scrolling layout behavior.
6046 swipeRefreshLayout.setPadding(0, 0, 0, 0);
6048 // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels.
6049 swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10, defaultProgressViewEndOffset);
6051 // The swipe refresh layout must be manually moved below the app bar layout.
6052 swipeRefreshLayout.setPadding(0, appBarHeight, 0, 0);
6054 // The swipe to refresh circle doesn't always hide itself completely unless it is moved up 10 pixels.
6055 swipeRefreshLayout.setProgressViewOffset(false, defaultProgressViewStartOffset - 10 + appBarHeight, defaultProgressViewEndOffset + appBarHeight);
6059 // Reset the list of resource requests.
6060 nestedScrollWebView.clearResourceRequests();
6062 // Reset the requests counters.
6063 nestedScrollWebView.resetRequestsCounters();
6065 // Get the current page position.
6066 int currentPagePosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
6068 // Update the URL text bar if the page is currently selected and the URL edit text is not currently being edited.
6069 if ((tabLayout.getSelectedTabPosition() == currentPagePosition) && !urlEditText.hasFocus()) {
6070 // Display the formatted URL text.
6071 urlEditText.setText(url);
6073 // Apply text highlighting to the URL text box.
6076 // Hide the keyboard.
6077 inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.getWindowToken(), 0);
6080 // Reset the list of host IP addresses.
6081 nestedScrollWebView.setCurrentIpAddresses("");
6083 // Get a URI for the current URL.
6084 Uri currentUri = Uri.parse(url);
6086 // Get the IP addresses for the host.
6087 new GetHostIpAddresses(activity, getSupportFragmentManager(), nestedScrollWebView).execute(currentUri.getHost());
6089 // Replace Refresh with Stop if the options menu has been created. (The first WebView typically begins loading before the menu items are instantiated.)
6090 if (optionsMenu != null) {
6092 optionsRefreshMenuItem.setTitle(R.string.stop);
6094 // Set the icon if it is displayed in the AppBar.
6095 if (displayAdditionalAppBarIcons)
6096 optionsRefreshMenuItem.setIcon(R.drawable.close_blue);
6101 public void onPageFinished(WebView view, String url) {
6102 // Flush any cookies to persistent storage. The cookie manager has become very lazy about flushing cookies in recent versions.
6103 if (nestedScrollWebView.getAcceptCookies()) {
6104 CookieManager.getInstance().flush();
6107 // Update the Refresh menu item if the options menu has been created.
6108 if (optionsMenu != null) {
6109 // Reset the Refresh title.
6110 optionsRefreshMenuItem.setTitle(R.string.refresh);
6112 // Reset the icon if it is displayed in the app bar.
6113 if (displayAdditionalAppBarIcons)
6114 optionsRefreshMenuItem.setIcon(R.drawable.refresh_enabled);
6117 // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`,
6118 // which links to `/data/data/com.stoutner.privacybrowser.standard`.
6119 String privateDataDirectoryString = getApplicationInfo().dataDir;
6121 // Clear the cache, history, and logcat if Incognito Mode is enabled.
6122 if (incognitoModeEnabled) {
6123 // Clear the cache. `true` includes disk files.
6124 nestedScrollWebView.clearCache(true);
6126 // Clear the back/forward history.
6127 nestedScrollWebView.clearHistory();
6129 // Manually delete cache folders.
6131 // Delete the main cache directory.
6132 Runtime.getRuntime().exec("rm -rf " + privateDataDirectoryString + "/cache");
6133 } catch (IOException exception) {
6134 // Do nothing if an error is thrown.
6137 // Clear the logcat.
6139 // Clear the logcat. `-c` clears the logcat. `-b all` clears all the buffers (instead of just crash, main, and system).
6140 Runtime.getRuntime().exec("logcat -b all -c");
6141 } catch (IOException exception) {
6146 // Clear the `Service Worker` directory.
6148 // A `String[]` must be used because the directory contains a space and `Runtime.exec` will not escape the string correctly otherwise.
6149 Runtime.getRuntime().exec(new String[]{"rm", "-rf", privateDataDirectoryString + "/app_webview/Default/Service Worker/"});
6150 } catch (IOException exception) {
6154 // Get the current page position.
6155 int currentPagePosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
6157 // Get the current URL from the nested scroll WebView. This is more accurate than using the URL passed into the method, which is sometimes not the final one.
6158 String currentUrl = nestedScrollWebView.getUrl();
6160 // Get the current tab.
6161 TabLayout.Tab tab = tabLayout.getTabAt(currentPagePosition);
6163 // Update the URL text bar if the page is currently selected and the user is not currently typing in the URL edit text.
6164 // Crash records show that, in some crazy way, it is possible for the current URL to be blank at this point.
6165 // Probably some sort of race condition when Privacy Browser is being resumed.
6166 if ((tabLayout.getSelectedTabPosition() == currentPagePosition) && !urlEditText.hasFocus() && (currentUrl != null)) {
6167 // Check to see if the URL is `about:blank`.
6168 if (currentUrl.equals("about:blank")) { // The WebView is blank.
6169 // Display the hint in the URL edit text.
6170 urlEditText.setText("");
6172 // Request focus for the URL text box.
6173 urlEditText.requestFocus();
6175 // Display the keyboard.
6176 inputMethodManager.showSoftInput(urlEditText, 0);
6178 // Apply the domain settings. This clears any settings from the previous domain.
6179 applyDomainSettings(nestedScrollWebView, "", true, false, false);
6181 // Only populate the title text view if the tab has been fully created.
6183 // Get the custom view from the tab.
6184 View tabView = tab.getCustomView();
6186 // Remove the incorrect warning below that the current tab view might be null.
6187 assert tabView != null;
6189 // Get the title text view from the tab.
6190 TextView tabTitleTextView = tabView.findViewById(R.id.title_textview);
6192 // Set the title as the tab text.
6193 tabTitleTextView.setText(R.string.new_tab);
6195 } else { // The WebView has loaded a webpage.
6196 // Update the URL edit text if it is not currently being edited.
6197 if (!urlEditText.hasFocus()) {
6198 // Sanitize the current URL. This removes unwanted URL elements that were added by redirects, so that they won't be included if the URL is shared.
6199 String sanitizedUrl = sanitizeUrl(currentUrl);
6201 // Display the final URL. Getting the URL from the WebView instead of using the one provided by `onPageFinished()` makes websites like YouTube function correctly.
6202 urlEditText.setText(sanitizedUrl);
6204 // Apply text highlighting to the URL.
6208 // Only populate the title text view if the tab has been fully created.
6210 // Get the custom view from the tab.
6211 View tabView = tab.getCustomView();
6213 // Remove the incorrect warning below that the current tab view might be null.
6214 assert tabView != null;
6216 // Get the title text view from the tab.
6217 TextView tabTitleTextView = tabView.findViewById(R.id.title_textview);
6219 // Set the title as the tab text. Sometimes `onReceivedTitle()` is not called, especially when navigating history.
6220 tabTitleTextView.setText(nestedScrollWebView.getTitle());
6226 // Handle SSL Certificate errors. Suppress the lint warning that ignoring the error might be dangerous.
6227 @SuppressLint("WebViewClientOnReceivedSslError")
6229 public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
6230 // Get the current website SSL certificate.
6231 SslCertificate currentWebsiteSslCertificate = error.getCertificate();
6233 // Extract the individual pieces of information from the current website SSL certificate.
6234 String currentWebsiteIssuedToCName = currentWebsiteSslCertificate.getIssuedTo().getCName();
6235 String currentWebsiteIssuedToOName = currentWebsiteSslCertificate.getIssuedTo().getOName();
6236 String currentWebsiteIssuedToUName = currentWebsiteSslCertificate.getIssuedTo().getUName();
6237 String currentWebsiteIssuedByCName = currentWebsiteSslCertificate.getIssuedBy().getCName();
6238 String currentWebsiteIssuedByOName = currentWebsiteSslCertificate.getIssuedBy().getOName();
6239 String currentWebsiteIssuedByUName = currentWebsiteSslCertificate.getIssuedBy().getUName();
6240 Date currentWebsiteSslStartDate = currentWebsiteSslCertificate.getValidNotBeforeDate();
6241 Date currentWebsiteSslEndDate = currentWebsiteSslCertificate.getValidNotAfterDate();
6243 // Proceed to the website if the current SSL website certificate matches the pinned domain certificate.
6244 if (nestedScrollWebView.hasPinnedSslCertificate()) {
6245 // Get the pinned SSL certificate.
6246 Pair<String[], Date[]> pinnedSslCertificatePair = nestedScrollWebView.getPinnedSslCertificate();
6248 // Extract the arrays from the array list.
6249 String[] pinnedSslCertificateStringArray = pinnedSslCertificatePair.getFirst();
6250 Date[] pinnedSslCertificateDateArray = pinnedSslCertificatePair.getSecond();
6252 // Check if the current SSL certificate matches the pinned certificate.
6253 if (currentWebsiteIssuedToCName.equals(pinnedSslCertificateStringArray[0]) && currentWebsiteIssuedToOName.equals(pinnedSslCertificateStringArray[1]) &&
6254 currentWebsiteIssuedToUName.equals(pinnedSslCertificateStringArray[2]) && currentWebsiteIssuedByCName.equals(pinnedSslCertificateStringArray[3]) &&
6255 currentWebsiteIssuedByOName.equals(pinnedSslCertificateStringArray[4]) && currentWebsiteIssuedByUName.equals(pinnedSslCertificateStringArray[5]) &&
6256 currentWebsiteSslStartDate.equals(pinnedSslCertificateDateArray[0]) && currentWebsiteSslEndDate.equals(pinnedSslCertificateDateArray[1])) {
6258 // An SSL certificate is pinned and matches the current domain certificate. Proceed to the website without displaying an error.
6261 } else { // Either there isn't a pinned SSL certificate or it doesn't match the current website certificate.
6262 // Store the SSL error handler.
6263 nestedScrollWebView.setSslErrorHandler(handler);
6265 // Instantiate an SSL certificate error alert dialog.
6266 DialogFragment sslCertificateErrorDialogFragment = SslCertificateErrorDialog.displayDialog(error, nestedScrollWebView.getWebViewFragmentId());
6268 // Try to show the dialog. The SSL error handler continues to function even when the WebView is paused. Attempting to display a dialog in that state leads to a crash.
6270 // Show the SSL certificate error dialog.
6271 sslCertificateErrorDialogFragment.show(getSupportFragmentManager(), getString(R.string.ssl_certificate_error));
6272 } catch (Exception exception) {
6273 // Add the dialog to the pending dialog array list. It will be displayed in `onStart()`.
6274 pendingDialogsArrayList.add(new PendingDialog(sslCertificateErrorDialogFragment, getString(R.string.ssl_certificate_error)));
6280 // Check to see if the state is being restored.
6281 if (restoringState) { // The state is being restored.
6282 // Resume the nested scroll WebView JavaScript timers.
6283 nestedScrollWebView.resumeTimers();
6284 } else if (pageNumber == 0) { // The first page is being loaded.
6285 // Set this nested scroll WebView as the current WebView.
6286 currentWebView = nestedScrollWebView;
6288 // Initialize the URL to load string.
6289 String urlToLoadString;
6291 // Get the intent that started the app.
6292 Intent launchingIntent = getIntent();
6294 // Reset the intent. This prevents a duplicate tab from being created on restart.
6295 setIntent(new Intent());
6297 // Get the information from the intent.
6298 String launchingIntentAction = launchingIntent.getAction();
6299 Uri launchingIntentUriData = launchingIntent.getData();
6300 String launchingIntentStringExtra = launchingIntent.getStringExtra(Intent.EXTRA_TEXT);
6302 // Parse the launching intent URL.
6303 if ((launchingIntentAction != null) && launchingIntentAction.equals(Intent.ACTION_WEB_SEARCH)) { // The intent contains a search string.
6304 // Create an encoded URL string.
6305 String encodedUrlString;
6307 // Sanitize the search input and convert it to a search.
6309 encodedUrlString = URLEncoder.encode(launchingIntent.getStringExtra(SearchManager.QUERY), "UTF-8");
6310 } catch (UnsupportedEncodingException exception) {
6311 encodedUrlString = "";
6314 // Store the web search as the URL to load.
6315 urlToLoadString = searchURL + encodedUrlString;
6316 } else if (launchingIntentUriData != null) { // The launching intent contains a URL formatted as a URI.
6317 // Store the URI as a URL.
6318 urlToLoadString = launchingIntentUriData.toString();
6319 } else if (launchingIntentStringExtra != null) { // The launching intent contains text that might be a URL.
6321 urlToLoadString = launchingIntentStringExtra;
6322 } else if (!url.equals("")) { // The activity has been restarted.
6323 // Load the saved URL.
6324 urlToLoadString = url;
6325 } else { // The is no URL in the intent.
6326 // Store the homepage to be loaded.
6327 urlToLoadString = sharedPreferences.getString("homepage", getString(R.string.homepage_default_value));
6330 // Load the website if not waiting for the proxy.
6331 if (waitingForProxy) { // Store the URL to be loaded in the Nested Scroll WebView.
6332 nestedScrollWebView.setWaitingForProxyUrlString(urlToLoadString);
6333 } else { // Load the URL.
6334 loadUrl(nestedScrollWebView, urlToLoadString);
6337 // Reset the intent. This prevents a duplicate tab from being created on a subsequent restart if loading an link from a new intent on restart.
6338 // For example, this prevents a duplicate tab if a link is loaded from the Guide after changing the theme in the guide and then changing the theme again in the main activity.
6339 setIntent(new Intent());
6340 } else { // This is not the first tab.
6342 loadUrl(nestedScrollWebView, url);
6344 // Set the focus and display the keyboard if the URL is blank.
6345 if (url.equals("")) {
6346 // Request focus for the URL text box.
6347 urlEditText.requestFocus();
6349 // Create a display keyboard handler.
6350 Handler displayKeyboardHandler = new Handler();
6352 // Create a display keyboard runnable.
6353 Runnable displayKeyboardRunnable = () -> {
6354 // Display the keyboard.
6355 inputMethodManager.showSoftInput(urlEditText, 0);
6358 // Display the keyboard after 100 milliseconds, which leaves enough time for the tab to transition.
6359 displayKeyboardHandler.postDelayed(displayKeyboardRunnable, 100);