2 * Copyright © 2015-2018 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 <https://www.stoutner.com/privacy-browser>.
8 * Privacy Browser 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 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. If not, see <http://www.gnu.org/licenses/>.
22 package com.stoutner.privacybrowser.activities;
24 import android.annotation.SuppressLint;
25 import android.app.DialogFragment;
26 import android.app.DownloadManager;
27 import android.content.BroadcastReceiver;
28 import android.content.ClipData;
29 import android.content.ClipboardManager;
30 import android.content.Context;
31 import android.content.Intent;
32 import android.content.IntentFilter;
33 import android.content.SharedPreferences;
34 import android.content.res.Configuration;
35 import android.database.Cursor;
36 import android.graphics.Bitmap;
37 import android.graphics.BitmapFactory;
38 import android.graphics.Typeface;
39 import android.graphics.drawable.BitmapDrawable;
40 import android.graphics.drawable.Drawable;
41 import android.net.Uri;
42 import android.net.http.SslCertificate;
43 import android.net.http.SslError;
44 import android.os.Build;
45 import android.os.Bundle;
46 import android.os.Handler;
47 import android.preference.PreferenceManager;
48 import android.print.PrintDocumentAdapter;
49 import android.print.PrintManager;
50 import android.support.annotation.NonNull;
51 import android.support.design.widget.CoordinatorLayout;
52 import android.support.design.widget.FloatingActionButton;
53 import android.support.design.widget.NavigationView;
54 import android.support.design.widget.Snackbar;
55 import android.support.v4.content.ContextCompat;
56 // `ShortcutInfoCompat`, `ShortcutManagerCompat`, and `IconCompat` can be switched to the non-compat version once API >= 26.
57 import android.support.v4.content.pm.ShortcutInfoCompat;
58 import android.support.v4.content.pm.ShortcutManagerCompat;
59 import android.support.v4.graphics.drawable.IconCompat;
60 import android.support.v4.view.GravityCompat;
61 import android.support.v4.widget.DrawerLayout;
62 import android.support.v4.widget.SwipeRefreshLayout;
63 import android.support.v7.app.ActionBar;
64 import android.support.v7.app.ActionBarDrawerToggle;
65 import android.support.v7.app.AppCompatActivity;
66 import android.support.v7.app.AppCompatDialogFragment;
67 import android.support.v7.widget.Toolbar;
68 import android.text.Editable;
69 import android.text.Spanned;
70 import android.text.TextWatcher;
71 import android.text.style.ForegroundColorSpan;
72 import android.util.Patterns;
73 import android.view.ContextMenu;
74 import android.view.GestureDetector;
75 import android.view.KeyEvent;
76 import android.view.Menu;
77 import android.view.MenuItem;
78 import android.view.MotionEvent;
79 import android.view.View;
80 import android.view.ViewGroup;
81 import android.view.WindowManager;
82 import android.view.inputmethod.InputMethodManager;
83 import android.webkit.CookieManager;
84 import android.webkit.HttpAuthHandler;
85 import android.webkit.SslErrorHandler;
86 import android.webkit.WebBackForwardList;
87 import android.webkit.WebChromeClient;
88 import android.webkit.WebResourceResponse;
89 import android.webkit.WebStorage;
90 import android.webkit.WebView;
91 import android.webkit.WebViewClient;
92 import android.webkit.WebViewDatabase;
93 import android.widget.CursorAdapter;
94 import android.widget.EditText;
95 import android.widget.FrameLayout;
96 import android.widget.ImageView;
97 import android.widget.LinearLayout;
98 import android.widget.ListView;
99 import android.widget.ProgressBar;
100 import android.widget.RadioButton;
101 import android.widget.RelativeLayout;
102 import android.widget.TextView;
104 import com.stoutner.privacybrowser.BannerAd;
105 import com.stoutner.privacybrowser.BuildConfig;
106 import com.stoutner.privacybrowser.R;
107 import com.stoutner.privacybrowser.dialogs.AddDomainDialog;
108 import com.stoutner.privacybrowser.dialogs.CreateBookmarkDialog;
109 import com.stoutner.privacybrowser.dialogs.CreateBookmarkFolderDialog;
110 import com.stoutner.privacybrowser.dialogs.CreateHomeScreenShortcutDialog;
111 import com.stoutner.privacybrowser.dialogs.DownloadImageDialog;
112 import com.stoutner.privacybrowser.dialogs.EditBookmarkDialog;
113 import com.stoutner.privacybrowser.dialogs.EditBookmarkFolderDialog;
114 import com.stoutner.privacybrowser.dialogs.HttpAuthenticationDialog;
115 import com.stoutner.privacybrowser.dialogs.PinnedSslCertificateMismatchDialog;
116 import com.stoutner.privacybrowser.dialogs.UrlHistoryDialog;
117 import com.stoutner.privacybrowser.dialogs.ViewSslCertificateDialog;
118 import com.stoutner.privacybrowser.helpers.BlockListHelper;
119 import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper;
120 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
121 import com.stoutner.privacybrowser.helpers.OrbotProxyHelper;
122 import com.stoutner.privacybrowser.dialogs.DownloadFileDialog;
123 import com.stoutner.privacybrowser.dialogs.SslCertificateErrorDialog;
125 import java.io.ByteArrayInputStream;
126 import java.io.ByteArrayOutputStream;
128 import java.io.IOException;
129 import java.io.UnsupportedEncodingException;
130 import java.net.MalformedURLException;
132 import java.net.URLDecoder;
133 import java.net.URLEncoder;
134 import java.util.ArrayList;
135 import java.util.Date;
136 import java.util.HashMap;
137 import java.util.HashSet;
138 import java.util.List;
139 import java.util.Map;
140 import java.util.Set;
142 // We need to use AppCompatActivity from android.support.v7.app.AppCompatActivity to have access to the SupportActionBar until the minimum API is >= 21.
143 public class MainWebViewActivity extends AppCompatActivity implements AddDomainDialog.AddDomainListener, CreateBookmarkDialog.CreateBookmarkListener,
144 CreateBookmarkFolderDialog.CreateBookmarkFolderListener, CreateHomeScreenShortcutDialog.CreateHomeScreenSchortcutListener, DownloadFileDialog.DownloadFileListener,
145 DownloadImageDialog.DownloadImageListener, EditBookmarkDialog.EditBookmarkListener, EditBookmarkFolderDialog.EditBookmarkFolderListener, HttpAuthenticationDialog.HttpAuthenticationListener,
146 NavigationView.OnNavigationItemSelectedListener, PinnedSslCertificateMismatchDialog.PinnedSslCertificateMismatchListener, SslCertificateErrorDialog.SslCertificateErrorListener,
147 UrlHistoryDialog.UrlHistoryListener {
149 // `darkTheme` is public static so it can be accessed from `AboutActivity`, `GuideActivity`, `AddDomainDialog`, `SettingsActivity`, `DomainsActivity`, `DomainsListFragment`, `BookmarksActivity`,
150 // `BookmarksDatabaseViewActivity`, `CreateBookmarkDialog`, `CreateBookmarkFolderDialog`, `DownloadFileDialog`, `DownloadImageDialog`, `EditBookmarkDialog`, `EditBookmarkFolderDialog`,
151 // `EditBookmarkDatabaseViewDialog`, `HttpAuthenticationDialog`, `MoveToFolderDialog`, `SslCertificateErrorDialog`, `UrlHistoryDialog`, `ViewSslCertificateDialog`, `CreateHomeScreenShortcutDialog`,
152 // and `OrbotProxyHelper`. It is also used in `onCreate()`, `applyAppSettings()`, `applyDomainSettings()`, and `updatePrivacyIcons()`.
153 public static boolean darkTheme;
155 // `favoriteIconBitmap` is public static so it can be accessed from `CreateHomeScreenShortcutDialog`, `BookmarksActivity`, `BookmarksDatabaseViewActivity`, `CreateBookmarkDialog`,
156 // `CreateBookmarkFolderDialog`, `EditBookmarkDialog`, `EditBookmarkFolderDialog`, `EditBookmarkDatabaseViewDialog`, and `ViewSslCertificateDialog`. It is also used in `onCreate()`,
157 // `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onCreateHomeScreenShortcutCreate()`, `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `applyDomainSettings()`.
158 public static Bitmap favoriteIconBitmap;
160 // `formattedUrlString` is public static so it can be accessed from `BookmarksActivity`, `CreateBookmarkDialog`, and `AddDomainDialog`.
161 // It is also used in `onCreate()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onCreateHomeScreenShortcutCreate()`, and `loadUrlFromTextBox()`.
162 public static String formattedUrlString;
164 // `sslCertificate` is public static so it can be accessed from `DomainsActivity`, `DomainsListFragment`, `DomainSettingsFragment`, `PinnedSslCertificateMismatchDialog`,
165 // and `ViewSslCertificateDialog`. It is also used in `onCreate()`.
166 public static SslCertificate sslCertificate;
168 // `orbotStatus` is public static so it can be accessed from `OrbotProxyHelper`. It is also used in `onCreate()`.
169 public static String orbotStatus;
171 // `webViewTitle` is public static so it can be accessed from `CreateBookmarkDialog` and `CreateHomeScreenShortcutDialog`. It is also used in `onCreate()`.
172 public static String webViewTitle;
174 // `appliedUserAgentString` is public static so it can be accessed from `ViewSourceActivity`. It is also used in `applyDomainSettings()`.
175 public static String appliedUserAgentString;
177 // `reloadOnRestart` is public static so it can be accessed from `SettingsFragment`. It is also used in `onRestart()`
178 public static boolean reloadOnRestart;
180 // `reloadUrlOnRestart` is public static so it can be accessed from `SettingsFragment`. It is also used in `onRestart()`.
181 public static boolean loadUrlOnRestart;
183 // `restartFromBookmarksActivity` is public static so it can be accessed from `BookmarksActivity`. It is also used in `onRestart()`.
184 public static boolean restartFromBookmarksActivity;
186 // The block list versions are public static so they can be accessed from `AboutTabFragment`. They are also used in `onCreate()`.
187 public static String easyListVersion;
188 public static String easyPrivacyVersion;
189 public static String fanboyAnnoyanceVersion;
190 public static String fanboySocialVersion;
192 // `currentBookmarksFolder` is public static so it can be accessed from `BookmarksActivity`. It is also used in `onCreate()`, `onBackPressed()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`,
193 // `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
194 public static String currentBookmarksFolder;
196 // `domainSettingsDatabaseId` is public static so it can be accessed from `PinnedSslCertificateMismatchDialog`. It is also used in `onCreate()`, `onOptionsItemSelected()`, and `applyDomainSettings()`.
197 public static int domainSettingsDatabaseId;
199 // The pinned domain SSL Certificate variables are public static so they can be accessed from `PinnedSslCertificateMismatchDialog`. They are also used in `onCreate()` and `applyDomainSettings()`.
200 public static String pinnedDomainSslIssuedToCNameString;
201 public static String pinnedDomainSslIssuedToONameString;
202 public static String pinnedDomainSslIssuedToUNameString;
203 public static String pinnedDomainSslIssuedByCNameString;
204 public static String pinnedDomainSslIssuedByONameString;
205 public static String pinnedDomainSslIssuedByUNameString;
206 public static Date pinnedDomainSslStartDate;
207 public static Date pinnedDomainSslEndDate;
210 // `appBar` is used in `onCreate()`, `onOptionsItemSelected()`, `closeFindOnPage()`, and `applyAppSettings()`.
211 private ActionBar appBar;
213 // `navigatingHistory` is used in `onCreate()`, `onNavigationItemSelected()`, `onSslMismatchBack()`, and `applyDomainSettings()`.
214 private boolean navigatingHistory;
216 // `favoriteIconDefaultBitmap` is used in `onCreate()` and `applyDomainSettings`.
217 private Bitmap favoriteIconDefaultBitmap;
219 // `drawerLayout` is used in `onCreate()`, `onNewIntent()`, `onBackPressed()`, and `onRestart()`.
220 private DrawerLayout drawerLayout;
222 // `rootCoordinatorLayout` is used in `onCreate()` and `applyAppSettings()`.
223 private CoordinatorLayout rootCoordinatorLayout;
225 // `mainWebView` is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onRestart()`, `onCreateContextMenu()`, `findPreviousOnPage()`,
226 // `findNextOnPage()`, `closeFindOnPage()`, `loadUrlFromTextBox()`, `onSslMismatchBack()`, and `setDisplayWebpageImages()`.
227 private WebView mainWebView;
229 // `fullScreenVideoFrameLayout` is used in `onCreate()` and `onConfigurationChanged()`.
230 private FrameLayout fullScreenVideoFrameLayout;
232 // `swipeRefreshLayout` is used in `onCreate()`, `onPrepareOptionsMenu`, and `onRestart()`.
233 private SwipeRefreshLayout swipeRefreshLayout;
235 // `urlAppBarRelativeLayout` is used in `onCreate()` and `applyDomainSettings()`.
236 private RelativeLayout urlAppBarRelativeLayout;
238 // `favoriteIconImageView` is used in `onCreate()` and `applyDomainSettings()`
239 private ImageView favoriteIconImageView;
241 // `cookieManager` is used in `onCreate()`, `onOptionsItemSelected()`, and `onNavigationItemSelected()`, `loadUrlFromTextBox()`, `onDownloadImage()`, `onDownloadFile()`, and `onRestart()`.
242 private CookieManager cookieManager;
244 // `customHeader` is used in `onCreate()`, `onOptionsItemSelected()`, `onCreateContextMenu()`, and `loadUrl()`.
245 private final Map<String, String> customHeaders = new HashMap<>();
247 // `javaScriptEnabled` is also used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `applyDomainSettings()`, and `updatePrivacyIcons()`.
248 private boolean javaScriptEnabled;
250 // `firstPartyCookiesEnabled` is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, `onDownloadImage()`, `onDownloadFile()`, and `applyDomainSettings()`.
251 private boolean firstPartyCookiesEnabled;
253 // `thirdPartyCookiesEnabled` used in `onCreate()`, `onPrepareOptionsMenu()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, and `applyDomainSettings()`.
254 private boolean thirdPartyCookiesEnabled;
256 // `domStorageEnabled` is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, and `applyDomainSettings()`.
257 private boolean domStorageEnabled;
259 // `saveFormDataEnabled` is used in `onCreate()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, and `applyDomainSettings()`.
260 private boolean saveFormDataEnabled;
262 // `nightMode` is used in `onCreate()` and `applyDomainSettings()`.
263 private boolean nightMode;
265 // `swipeToRefreshEnabled` is used in `onPrepareOptionsMenu()` and `applyAppSettings()`.
266 private boolean swipeToRefreshEnabled;
268 // `displayWebpageImagesBoolean` is used in `applyAppSettings()` and `applyDomainSettings()`.
269 private boolean displayWebpageImagesBoolean;
271 // 'homepage' is used in `onCreate()`, `onNavigationItemSelected()`, and `applyAppSettings()`.
272 private String homepage;
274 // `searchURL` is used in `loadURLFromTextBox()` and `applyAppSettings()`.
275 private String searchURL;
277 // The block list variables are used in `onCreate()` and `applyAppSettings()`.
278 private boolean easyListEnabled;
279 private boolean easyPrivacyEnabled;
280 private boolean fanboyAnnoyanceListEnabled;
281 private boolean fanboySocialBlockingListEnabled;
283 // `privacyBrowserRuntime` is used in `onCreate()`, `onOptionsItemSelected()`, and `applyAppSettings()`.
284 private Runtime privacyBrowserRuntime;
286 // `incognitoModeEnabled` is used in `onCreate()` and `applyAppSettings()`.
287 private boolean incognitoModeEnabled;
289 // `fullScreenBrowsingModeEnabled` is used in `onCreate()` and `applyAppSettings()`.
290 private boolean fullScreenBrowsingModeEnabled;
292 // `inFullScreenBrowsingMode` is used in `onCreate()`, `onConfigurationChanged()`, and `applyAppSettings()`.
293 private boolean inFullScreenBrowsingMode;
295 // `hideSystemBarsOnFullscreen` is used in `onCreate()` and `applyAppSettings()`.
296 private boolean hideSystemBarsOnFullscreen;
298 // `translucentNavigationBarOnFullscreen` is used in `onCreate()` and `applyAppSettings()`.
299 private boolean translucentNavigationBarOnFullscreen;
301 // `reapplyDomainSettingsOnRestart` is used in `onCreate()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onRestart()`, and `onAddDomain()`, .
302 private boolean reapplyDomainSettingsOnRestart;
304 // `reapplyAppSettingsOnRestart` is used in `onNavigationItemSelected()` and `onRestart()`.
305 private boolean reapplyAppSettingsOnRestert;
307 // `currentDomainName` is used in `onCreate()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onAddDomain()`, and `applyDomainSettings()`.
308 private String currentDomainName;
310 // `ignorePinnedSslCertificateForDomain` is used in `onCreate()`, `onSslMismatchProceed()`, and `applyDomainSettings()`.
311 private boolean ignorePinnedSslCertificate;
313 // `waitingForOrbot` is used in `onCreate()` and `applyAppSettings()`.
314 private boolean waitingForOrbot;
316 // `domainSettingsApplied` is used in `prepareOptionsMenu()`, `applyDomainSettings()`, and `setDisplayWebpageImages()`.
317 private boolean domainSettingsApplied;
319 // `displayWebpageImagesInt` is used in `applyDomainSettings()` and `setDisplayWebpageImages()`.
320 private int displayWebpageImagesInt;
322 // `onTheFlyDisplayImagesSet` is used in `applyDomainSettings()` and `setDisplayWebpageImages()`.
323 private boolean onTheFlyDisplayImagesSet;
325 // `waitingForOrbotData` is used in `onCreate()` and `applyAppSettings()`.
326 private String waitingForOrbotHTMLString;
328 // `privateDataDirectoryString` is used in `onCreate()`, `onOptionsItemSelected()`, and `onNavigationItemSelected()`.
329 private String privateDataDirectoryString;
331 // `findOnPageLinearLayout` is used in `onCreate()`, `onOptionsItemSelected()`, and `closeFindOnPage()`.
332 private LinearLayout findOnPageLinearLayout;
334 // `findOnPageEditText` is used in `onCreate()`, `onOptionsItemSelected()`, and `closeFindOnPage()`.
335 private EditText findOnPageEditText;
337 // `mainMenu` is used in `onCreateOptionsMenu()` and `updatePrivacyIcons()`.
338 private Menu mainMenu;
340 // `drawerToggle` is used in `onCreate()`, `onPostCreate()`, `onConfigurationChanged()`, `onNewIntent()`, and `onNavigationItemSelected()`.
341 private ActionBarDrawerToggle drawerToggle;
343 // `supportAppBar` is used in `onCreate()`, `onOptionsItemSelected()`, and `closeFindOnPage()`.
344 private Toolbar supportAppBar;
346 // `urlTextBox` is used in `onCreate()`, `onOptionsItemSelected()`, `loadUrlFromTextBox()`, `loadUrl()`, and `highlightUrlText()`.
347 private EditText urlTextBox;
349 // The color spans are used in `onCreate()` and `highlightUrlText()`.
350 private ForegroundColorSpan redColorSpan;
351 private ForegroundColorSpan initialGrayColorSpan;
352 private ForegroundColorSpan finalGrayColorSpan;
354 // `adView` is used in `onCreate()` and `onConfigurationChanged()`.
357 // `sslErrorHandler` is used in `onCreate()`, `onSslErrorCancel()`, and `onSslErrorProceed`.
358 private SslErrorHandler sslErrorHandler;
360 // `httpAuthHandler` is used in `onCreate()`, `onHttpAuthenticationCancel()`, and `onHttpAuthenticationProceed()`.
361 private static HttpAuthHandler httpAuthHandler;
363 // `inputMethodManager` is used in `onOptionsItemSelected()`, `loadUrlFromTextBox()`, and `closeFindOnPage()`.
364 private InputMethodManager inputMethodManager;
366 // `mainWebViewRelativeLayout` is used in `onCreate()` and `onNavigationItemSelected()`.
367 private RelativeLayout mainWebViewRelativeLayout;
369 // `urlIsLoading` is used in `onCreate()`, `loadUrl()`, and `applyDomainSettings()`.
370 private boolean urlIsLoading;
372 // `pinnedDomainSslCertificate` is used in `onCreate()` and `applyDomainSettings()`.
373 private boolean pinnedDomainSslCertificate;
375 // `bookmarksDatabaseHelper` is used in `onCreate()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
376 private BookmarksDatabaseHelper bookmarksDatabaseHelper;
378 // `bookmarksListView` is used in `onCreate()`, `onCreateBookmark()`, `onCreateBookmarkFolder()`, and `loadBookmarksFolder()`.
379 private ListView bookmarksListView;
381 // `bookmarksTitleTextView` is used in `onCreate()` and `loadBookmarksFolder()`.
382 private TextView bookmarksTitleTextView;
384 // `bookmarksCursor` is used in `onCreateBookmark()`, `onCreateBookmarkFolder()`, `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
385 private Cursor bookmarksCursor;
387 // `bookmarksCursorAdapter` is used in `onCreateBookmark()`, `onCreateBookmarkFolder()` `onSaveEditBookmark()`, `onSaveEditBookmarkFolder()`, and `loadBookmarksFolder()`.
388 private CursorAdapter bookmarksCursorAdapter;
390 // `oldFolderNameString` is used in `onCreate()` and `onSaveEditBookmarkFolder()`.
391 private String oldFolderNameString;
394 // Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled. The whole premise of Privacy Browser is built around an understanding of these dangers.
395 @SuppressLint({"SetJavaScriptEnabled"})
396 // Remove Android Studio's warning about deprecations. We have to use the deprecated `getColor()` until API >= 23.
397 @SuppressWarnings("deprecation")
398 protected void onCreate(Bundle savedInstanceState) {
399 // Get a handle for `sharedPreferences`. `this` references the current context.
400 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
402 // Get the theme preference.
403 darkTheme = sharedPreferences.getBoolean("dark_theme", false);
405 // Set the activity theme.
407 setTheme(R.style.PrivacyBrowserDark);
409 setTheme(R.style.PrivacyBrowserLight);
412 // Run the default commands.
413 super.onCreate(savedInstanceState);
415 // Set the content view.
416 setContentView(R.layout.main_drawerlayout);
418 // Get a handle for `inputMethodManager`.
419 inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
421 // `SupportActionBar` from `android.support.v7.app.ActionBar` must be used until the minimum API is >= 21.
422 supportAppBar = findViewById(R.id.app_bar);
423 setSupportActionBar(supportAppBar);
424 appBar = getSupportActionBar();
426 // This is needed to get rid of the Android Studio warning that `appBar` might be null.
427 assert appBar != null;
429 // Add the custom `url_app_bar` layout, which shows the favorite icon and the URL text bar.
430 appBar.setCustomView(R.layout.url_app_bar);
431 appBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
433 // Initialize the foreground color spans for highlighting the URLs. We have to use the deprecated `getColor()` until API >= 23.
434 redColorSpan = new ForegroundColorSpan(getResources().getColor(R.color.red_a700));
435 initialGrayColorSpan = new ForegroundColorSpan(getResources().getColor(R.color.gray_500));
436 finalGrayColorSpan = new ForegroundColorSpan(getResources().getColor(R.color.gray_500));
438 // Get a handle for `urlTextBox`.
439 urlTextBox = findViewById(R.id.url_edittext);
441 // Remove the formatting from `urlTextBar` when the user is editing the text.
442 urlTextBox.setOnFocusChangeListener((View v, boolean hasFocus) -> {
443 if (hasFocus) { // The user is editing `urlTextBox`.
444 // Remove the highlighting.
445 urlTextBox.getText().removeSpan(redColorSpan);
446 urlTextBox.getText().removeSpan(initialGrayColorSpan);
447 urlTextBox.getText().removeSpan(finalGrayColorSpan);
448 } else { // The user has stopped editing `urlTextBox`.
449 // Reapply the highlighting.
454 // Set the go button on the keyboard to load the URL in `urlTextBox`.
455 urlTextBox.setOnKeyListener((View v, int keyCode, KeyEvent event) -> {
456 // If the event is a key-down event on the `enter` button, load the URL.
457 if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
458 // Load the URL into the mainWebView and consume the event.
460 loadUrlFromTextBox();
461 } catch (UnsupportedEncodingException e) {
464 // If the enter key was pressed, consume the event.
467 // If any other key was pressed, do not consume the event.
472 // Set `waitingForOrbotHTMLString`.
473 waitingForOrbotHTMLString = "<html><body><br/><center><h1>" + getString(R.string.waiting_for_orbot) + "</h1></center></body></html>";
475 // Initialize `currentDomainName`, `orbotStatus`, and `waitingForOrbot`.
476 currentDomainName = "";
477 orbotStatus = "unknown";
478 waitingForOrbot = false;
480 // Create an Orbot status `BroadcastReceiver`.
481 BroadcastReceiver orbotStatusBroadcastReceiver = new BroadcastReceiver() {
483 public void onReceive(Context context, Intent intent) {
484 // Store the content of the status message in `orbotStatus`.
485 orbotStatus = intent.getStringExtra("org.torproject.android.intent.extra.STATUS");
487 // If we are waiting on Orbot, load the website now that Orbot is connected.
488 if (orbotStatus.equals("ON") && waitingForOrbot) {
489 // Reset `waitingForOrbot`.
490 waitingForOrbot = false;
492 // Load `formattedUrlString
493 loadUrl(formattedUrlString);
498 // Register `orbotStatusBroadcastReceiver` on `this` context.
499 this.registerReceiver(orbotStatusBroadcastReceiver, new IntentFilter("org.torproject.android.intent.action.STATUS"));
501 // Get handles for views that need to be accessed.
502 drawerLayout = findViewById(R.id.drawerlayout);
503 rootCoordinatorLayout = findViewById(R.id.root_coordinatorlayout);
504 bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
505 bookmarksTitleTextView = findViewById(R.id.bookmarks_title_textview);
506 FloatingActionButton launchBookmarksActivityFab = findViewById(R.id.launch_bookmarks_activity_fab);
507 FloatingActionButton createBookmarkFolderFab = findViewById(R.id.create_bookmark_folder_fab);
508 FloatingActionButton createBookmarkFab = findViewById(R.id.create_bookmark_fab);
509 mainWebViewRelativeLayout = findViewById(R.id.main_webview_relativelayout);
510 mainWebView = findViewById(R.id.main_webview);
511 findOnPageLinearLayout = findViewById(R.id.find_on_page_linearlayout);
512 findOnPageEditText = findViewById(R.id.find_on_page_edittext);
513 fullScreenVideoFrameLayout = findViewById(R.id.full_screen_video_framelayout);
514 urlAppBarRelativeLayout = findViewById(R.id.url_app_bar_relativelayout);
515 favoriteIconImageView = findViewById(R.id.favorite_icon);
517 // Set the bookmarks drawer resources according to the theme. This can't be done in the layout due to compatibility issues with the `DrawerLayout` support widget.
519 launchBookmarksActivityFab.setImageDrawable(getResources().getDrawable(R.drawable.bookmarks_dark));
520 createBookmarkFolderFab.setImageDrawable(getResources().getDrawable(R.drawable.create_folder_dark));
521 createBookmarkFab.setImageDrawable(getResources().getDrawable(R.drawable.create_bookmark_dark));
522 bookmarksListView.setBackgroundColor(getResources().getColor(R.color.gray_850));
524 launchBookmarksActivityFab.setImageDrawable(getResources().getDrawable(R.drawable.bookmarks_light));
525 createBookmarkFolderFab.setImageDrawable(getResources().getDrawable(R.drawable.create_folder_light));
526 createBookmarkFab.setImageDrawable(getResources().getDrawable(R.drawable.create_bookmark_light));
527 bookmarksListView.setBackgroundColor(getResources().getColor(R.color.white));
530 // Set the launch bookmarks activity FAB to launch the bookmarks activity.
531 launchBookmarksActivityFab.setOnClickListener(v -> {
532 // Create an intent to launch the bookmarks activity.
533 Intent bookmarksIntent = new Intent(getApplicationContext(), BookmarksActivity.class);
535 // Include the current folder with the `Intent`.
536 bookmarksIntent.putExtra("Current Folder", currentBookmarksFolder);
539 startActivity(bookmarksIntent);
542 // Set the create new bookmark folder FAB to display the `AlertDialog`.
543 createBookmarkFolderFab.setOnClickListener(v -> {
544 // Show the `CreateBookmarkFolderDialog` `AlertDialog` and name the instance `@string/create_folder`.
545 AppCompatDialogFragment createBookmarkFolderDialog = new CreateBookmarkFolderDialog();
546 createBookmarkFolderDialog.show(getSupportFragmentManager(), getResources().getString(R.string.create_folder));
549 // Set the create new bookmark FAB to display the `AlertDialog`.
550 createBookmarkFab.setOnClickListener(view -> {
551 // Show the `CreateBookmarkDialog` `AlertDialog` and name the instance `@string/create_bookmark`.
552 AppCompatDialogFragment createBookmarkDialog = new CreateBookmarkDialog();
553 createBookmarkDialog.show(getSupportFragmentManager(), getResources().getString(R.string.create_bookmark));
556 // Create a double-tap listener to toggle full-screen mode.
557 final GestureDetector gestureDetector = new GestureDetector(this, new GestureDetector.SimpleOnGestureListener() {
558 // Override `onDoubleTap()`. All other events are handled using the default settings.
560 public boolean onDoubleTap(MotionEvent event) {
561 if (fullScreenBrowsingModeEnabled) { // Only process the double-tap if full screen browsing mode is enabled.
562 // Toggle `inFullScreenBrowsingMode`.
563 inFullScreenBrowsingMode = !inFullScreenBrowsingMode;
565 if (inFullScreenBrowsingMode) { // Switch to full screen mode.
566 // Hide the `appBar`.
569 // Hide the `BannerAd` in the free flavor.
570 if (BuildConfig.FLAVOR.contentEquals("free")) {
571 BannerAd.hideAd(adView);
574 // Modify the system bars.
575 if (hideSystemBarsOnFullscreen) { // Hide everything.
576 // Remove the translucent overlays.
577 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
579 // Remove the translucent status bar overlay on the `Drawer Layout`, which is special and needs its own command.
580 drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
582 /* SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
583 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
584 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
586 rootCoordinatorLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
588 // Set `rootCoordinatorLayout` to fill the whole screen.
589 rootCoordinatorLayout.setFitsSystemWindows(false);
590 } else { // Hide everything except the status and navigation bars.
591 // Set `rootCoordinatorLayout` to fit under the status and navigation bars.
592 rootCoordinatorLayout.setFitsSystemWindows(false);
594 // There is an Android Support Library bug that causes a scrim to print on the right side of the `Drawer Layout` when the navigation bar is displayed on the right of the screen.
595 if (translucentNavigationBarOnFullscreen) {
596 // Set the navigation bar to be translucent.
597 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
600 } else { // Switch to normal viewing mode.
601 // Show the `appBar`.
604 // Show the `BannerAd` in the free flavor.
605 if (BuildConfig.FLAVOR.contentEquals("free")) {
606 // Reload the ad. Because the screen may have rotated, we need to use `reloadAfterRotate`.
607 BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
609 // Reinitialize the `adView` variable, as the `View` will have been removed and re-added by `BannerAd.reloadAfterRotate()`.
610 adView = findViewById(R.id.adview);
613 // Remove the translucent navigation bar flag if it is set.
614 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
616 // Add the translucent status flag if it is unset. This also resets `drawerLayout's` `View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN`.
617 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
619 // Remove any `SYSTEM_UI` flags from `rootCoordinatorLayout`.
620 rootCoordinatorLayout.setSystemUiVisibility(0);
622 // Constrain `rootCoordinatorLayout` inside the status and navigation bars.
623 rootCoordinatorLayout.setFitsSystemWindows(true);
626 // Consume the double-tap.
628 } else { // Do not consume the double-tap because full screen browsing mode is disabled.
634 // Pass all touch events on `mainWebView` through `gestureDetector` to check for double-taps.
635 mainWebView.setOnTouchListener((View v, MotionEvent event) -> {
636 // Call `performClick()` on the view, which is required for accessibility.
639 // Send the `event` to `gestureDetector`.
640 return gestureDetector.onTouchEvent(event);
643 // Update `findOnPageCountTextView`.
644 mainWebView.setFindListener(new WebView.FindListener() {
645 // Get a handle for `findOnPageCountTextView`.
646 final TextView findOnPageCountTextView = (TextView) findViewById(R.id.find_on_page_count_textview);
649 public void onFindResultReceived(int activeMatchOrdinal, int numberOfMatches, boolean isDoneCounting) {
650 if ((isDoneCounting) && (numberOfMatches == 0)) { // There are no matches.
651 // Set `findOnPageCountTextView` to `0/0`.
652 findOnPageCountTextView.setText(R.string.zero_of_zero);
653 } else if (isDoneCounting) { // There are matches.
654 // `activeMatchOrdinal` is zero-based.
655 int activeMatch = activeMatchOrdinal + 1;
657 // Build the match string.
658 String matchString = activeMatch + "/" + numberOfMatches;
660 // Set `findOnPageCountTextView`.
661 findOnPageCountTextView.setText(matchString);
666 // Search for the string on the page whenever a character changes in the `findOnPageEditText`.
667 findOnPageEditText.addTextChangedListener(new TextWatcher() {
669 public void beforeTextChanged(CharSequence s, int start, int count, int after) {
674 public void onTextChanged(CharSequence s, int start, int before, int count) {
679 public void afterTextChanged(Editable s) {
680 // Search for the text in `mainWebView`.
681 mainWebView.findAllAsync(findOnPageEditText.getText().toString());
685 // Set the `check mark` button for the `findOnPageEditText` keyboard to close the soft keyboard.
686 findOnPageEditText.setOnKeyListener((v, keyCode, event) -> {
687 if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The `enter` key was pressed.
688 // Hide the soft keyboard. `0` indicates no additional flags.
689 inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
691 // Consume the event.
693 } else { // A different key was pressed.
694 // Do not consume the event.
699 // Implement swipe to refresh
700 swipeRefreshLayout = findViewById(R.id.swipe_refreshlayout);
701 swipeRefreshLayout.setColorSchemeResources(R.color.blue_700);
702 swipeRefreshLayout.setOnRefreshListener(() -> mainWebView.reload());
704 // `DrawerTitle` identifies the `DrawerLayouts` in accessibility mode.
705 drawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.navigation_drawer));
706 drawerLayout.setDrawerTitle(GravityCompat.END, getString(R.string.bookmarks));
708 // Listen for touches on the navigation menu.
709 final NavigationView navigationView = findViewById(R.id.navigationview);
710 navigationView.setNavigationItemSelectedListener(this);
712 // Get handles for `navigationMenu` and the back and forward menu items. The menu is zero-based, so items 1, 2, and 3 are the second, third, and fourth entries in the menu.
713 final Menu navigationMenu = navigationView.getMenu();
714 final MenuItem navigationBackMenuItem = navigationMenu.getItem(1);
715 final MenuItem navigationForwardMenuItem = navigationMenu.getItem(2);
716 final MenuItem navigationHistoryMenuItem = navigationMenu.getItem(3);
718 // Initialize the bookmarks database helper. `this` specifies the context. The two `nulls` do not specify the database name or a `CursorFactory`.
719 // The `0` specifies a database version, but that is ignored and set instead using a constant in `BookmarksDatabaseHelper`.
720 bookmarksDatabaseHelper = new BookmarksDatabaseHelper(this, null, null, 0);
722 // Initialize `currentBookmarksFolder`. `""` is the home folder in the database.
723 currentBookmarksFolder = "";
725 // Load the home folder, which is `""` in the database.
726 loadBookmarksFolder();
728 bookmarksListView.setOnItemClickListener((parent, view, position, id) -> {
729 // Convert the id from long to int to match the format of the bookmarks database.
730 int databaseID = (int) id;
732 // Get the bookmark `Cursor` for this ID and move it to the first row.
733 Cursor bookmarkCursor = bookmarksDatabaseHelper.getBookmarkCursor(databaseID);
734 bookmarkCursor.moveToFirst();
736 // Act upon the bookmark according to the type.
737 if (bookmarkCursor.getInt(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1) { // The selected bookmark is a folder.
738 // Store the new folder name in `currentBookmarksFolder`.
739 currentBookmarksFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
741 // Load the new folder.
742 loadBookmarksFolder();
743 } else { // The selected bookmark is not a folder.
744 // Load the bookmark URL.
745 loadUrl(bookmarkCursor.getString(bookmarkCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_URL)));
747 // Close the bookmarks drawer.
748 drawerLayout.closeDrawer(GravityCompat.END);
751 // Close the `Cursor`.
752 bookmarkCursor.close();
755 bookmarksListView.setOnItemLongClickListener((parent, view, position, id) -> {
756 // Convert the database ID from `long` to `int`.
757 int databaseId = (int) id;
759 // Find out if the selected bookmark is a folder.
760 boolean isFolder = bookmarksDatabaseHelper.isFolder(databaseId);
763 // Save the current folder name, which is used in `onSaveEditBookmarkFolder()`.
764 oldFolderNameString = bookmarksCursor.getString(bookmarksCursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
766 // Show the edit bookmark folder `AlertDialog` and name the instance `@string/edit_folder`.
767 AppCompatDialogFragment editFolderDialog = EditBookmarkFolderDialog.folderDatabaseId(databaseId);
768 editFolderDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_folder));
770 // Show the edit bookmark `AlertDialog` and name the instance `@string/edit_bookmark`.
771 AppCompatDialogFragment editBookmarkDialog = EditBookmarkDialog.bookmarkDatabaseId(databaseId);
772 editBookmarkDialog.show(getSupportFragmentManager(), getResources().getString(R.string.edit_bookmark));
775 // Consume the event.
779 // The `DrawerListener` allows us to update the Navigation Menu.
780 drawerLayout.addDrawerListener(new DrawerLayout.DrawerListener() {
782 public void onDrawerSlide(@NonNull View drawerView, float slideOffset) {
786 public void onDrawerOpened(@NonNull View drawerView) {
790 public void onDrawerClosed(@NonNull View drawerView) {
794 public void onDrawerStateChanged(int newState) {
795 if ((newState == DrawerLayout.STATE_SETTLING) || (newState == DrawerLayout.STATE_DRAGGING)) { // The drawer is opening or closing.
796 // Update the `Back`, `Forward`, and `History` menu items.
797 navigationBackMenuItem.setEnabled(mainWebView.canGoBack());
798 navigationForwardMenuItem.setEnabled(mainWebView.canGoForward());
799 navigationHistoryMenuItem.setEnabled((mainWebView.canGoBack() || mainWebView.canGoForward()));
801 // Hide the keyboard (if displayed) so we can see the navigation menu. `0` indicates no additional flags.
802 inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
804 // Clear the focus from `urlTextBox` if it has it.
805 urlTextBox.clearFocus();
810 // drawerToggle creates the hamburger icon at the start of the AppBar.
811 drawerToggle = new ActionBarDrawerToggle(this, drawerLayout, supportAppBar, R.string.open_navigation_drawer, R.string.close_navigation_drawer);
813 // Get a handle for the progress bar.
814 final ProgressBar progressBar = findViewById(R.id.progress_bar);
816 mainWebView.setWebChromeClient(new WebChromeClient() {
817 // Update the progress bar when a page is loading.
819 public void onProgressChanged(WebView view, int progress) {
820 // Inject the night mode CSS if night mode is enabled.
822 // `background-color: #212121` sets the background to be dark gray. `color: #BDBDBD` sets the text color to be light gray. `box-shadow: none` removes a lower underline on links
823 // used by WordPress. `text-decoration: none` removes all text underlines. `text-shadow: none` removes text shadows, which usually have a hard coded color.
824 // `border: none` removes all borders, which can also be used to underline text.
825 // `a {color: #1565C0}` sets links to be a dark blue. `!important` takes precedent over any existing sub-settings.
826 mainWebView.evaluateJavascript("(function() {var parent = document.getElementsByTagName('head').item(0); var style = document.createElement('style'); style.type = 'text/css'; " +
827 "style.innerHTML = '* {background-color: #212121 !important; color: #BDBDBD !important; box-shadow: none !important; text-decoration: none !important;" +
828 "text-shadow: none !important; border: none !important;} a {color: #1565C0 !important;}'; parent.appendChild(style)})()", value -> {
829 // Initialize a `Handler` to display `mainWebView`.
830 Handler displayWebViewHandler = new Handler();
832 // Setup a `Runnable` to display `mainWebView` after a delay to allow the CSS to be applied.
833 Runnable displayWebViewRunnable = () -> {
834 // Only display `mainWebView` if the progress bar is one. This prevents the display of the `WebView` while it is still loading.
835 if (progressBar.getVisibility() == View.GONE) {
836 mainWebView.setVisibility(View.VISIBLE);
840 // Use `displayWebViewHandler` to delay the displaying of `mainWebView` for 500 milliseconds.
841 displayWebViewHandler.postDelayed(displayWebViewRunnable, 500);
845 // Update the progress bar.
846 progressBar.setProgress(progress);
848 // Set the visibility of the progress bar.
849 if (progress < 100) {
850 // Show the progress bar.
851 progressBar.setVisibility(View.VISIBLE);
853 // Hide the progress bar.
854 progressBar.setVisibility(View.GONE);
856 // Display `mainWebView` if night mode is disabled.
857 // Because of a race condition between `applyDomainSettings` and `onPageStarted`, when night mode is set by domain settings the `WebView` may be hidden even if night mode is not
858 // currently enabled.
860 mainWebView.setVisibility(View.VISIBLE);
863 //Stop the `SwipeToRefresh` indicator if it is running
864 swipeRefreshLayout.setRefreshing(false);
868 // Set the favorite icon when it changes.
870 public void onReceivedIcon(WebView view, Bitmap icon) {
871 // Only update the favorite icon if the website has finished loading.
872 if (progressBar.getVisibility() == View.GONE) {
873 // Save a copy of the favorite icon.
874 favoriteIconBitmap = icon;
876 // Place the favorite icon in the appBar.
877 favoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
881 // Save a copy of the title when it changes.
883 public void onReceivedTitle(WebView view, String title) {
884 // Save a copy of the title.
885 webViewTitle = title;
888 // Enter full screen video
890 public void onShowCustomView(View view, CustomViewCallback callback) {
891 // Pause the ad if this is the free flavor.
892 if (BuildConfig.FLAVOR.contentEquals("free")) {
893 BannerAd.pauseAd(adView);
896 // Remove the translucent overlays.
897 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
899 // Remove the translucent status bar overlay on the `Drawer Layout`, which is special and needs its own command.
900 drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
902 /* SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
903 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
904 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
906 rootCoordinatorLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
908 // Set `rootCoordinatorLayout` to fill the entire screen.
909 rootCoordinatorLayout.setFitsSystemWindows(false);
911 // Add `view` to `fullScreenVideoFrameLayout` and display it on the screen.
912 fullScreenVideoFrameLayout.addView(view);
913 fullScreenVideoFrameLayout.setVisibility(View.VISIBLE);
916 // Exit full screen video
917 public void onHideCustomView() {
918 // Hide `fullScreenVideoFrameLayout`.
919 fullScreenVideoFrameLayout.removeAllViews();
920 fullScreenVideoFrameLayout.setVisibility(View.GONE);
922 // Add the translucent status flag. This also resets `drawerLayout's` `View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN`.
923 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
925 // Set `rootCoordinatorLayout` to fit inside the status and navigation bars. This also clears the `SYSTEM_UI` flags.
926 rootCoordinatorLayout.setFitsSystemWindows(true);
928 // Show the ad if this is the free flavor.
929 if (BuildConfig.FLAVOR.contentEquals("free")) {
930 // Reload the ad. Because the screen may have rotated, we need to use `reloadAfterRotate`.
931 BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
933 // Reinitialize the `adView` variable, as the `View` will have been removed and re-added by `BannerAd.reloadAfterRotate()`.
934 adView = findViewById(R.id.adview);
939 // Register `mainWebView` for a context menu. This is used to see link targets and download images.
940 registerForContextMenu(mainWebView);
942 // Allow the downloading of files.
943 mainWebView.setDownloadListener((String url, String userAgent, String contentDisposition, String mimetype, long contentLength) -> {
944 // Show the `DownloadFileDialog` `AlertDialog` and name this instance `@string/download`.
945 AppCompatDialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(url, contentDisposition, contentLength);
946 downloadFileDialogFragment.show(getSupportFragmentManager(), getString(R.string.download));
949 // Allow pinch to zoom.
950 mainWebView.getSettings().setBuiltInZoomControls(true);
952 // Hide zoom controls.
953 mainWebView.getSettings().setDisplayZoomControls(false);
955 // Set `mainWebView` to use a wide viewport. Otherwise, some web pages will be scrunched and some content will render outside the screen.
956 mainWebView.getSettings().setUseWideViewPort(true);
958 // Set `mainWebView` to load in overview mode (zoomed out to the maximum width).
959 mainWebView.getSettings().setLoadWithOverviewMode(true);
961 // Explicitly disable geolocation.
962 mainWebView.getSettings().setGeolocationEnabled(false);
964 // Initialize cookieManager.
965 cookieManager = CookieManager.getInstance();
967 // Replace the header that `WebView` creates for `X-Requested-With` with a null value. The default value is the application ID (com.stoutner.privacybrowser.standard).
968 customHeaders.put("X-Requested-With", "");
970 // Initialize the default preference values the first time the program is run. `this` is the context. `false` keeps this command from resetting any current preferences back to default.
971 PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
973 // Get the intent that started the app.
974 final Intent launchingIntent = getIntent();
976 // Extract the launching intent data as `launchingIntentUriData`.
977 final Uri launchingIntentUriData = launchingIntent.getData();
979 // Convert the launching intent URI data (if it exists) to a string and store it in `formattedUrlString`.
980 if (launchingIntentUriData != null) {
981 formattedUrlString = launchingIntentUriData.toString();
984 // Get a handle for the `Runtime`.
985 privacyBrowserRuntime = Runtime.getRuntime();
987 // Store the application's private data directory.
988 privateDataDirectoryString = getApplicationInfo().dataDir;
989 // `dataDir` will vary, but will be something like `/data/user/0/com.stoutner.privacybrowser.standard`, which links to `/data/data/com.stoutner.privacybrowser.standard`.
991 // Initialize `inFullScreenBrowsingMode`, which is always false at this point because Privacy Browser never starts in full screen browsing mode.
992 inFullScreenBrowsingMode = false;
994 // Initialize AdView for the free flavor.
995 adView = findViewById(R.id.adview);
997 // Initialize the privacy settings variables.
998 javaScriptEnabled = false;
999 firstPartyCookiesEnabled = false;
1000 thirdPartyCookiesEnabled = false;
1001 domStorageEnabled = false;
1002 saveFormDataEnabled = false;
1005 // Initialize `webViewTitle`.
1006 webViewTitle = getString(R.string.no_title);
1008 // Initialize `favoriteIconBitmap`. `ContextCompat` must be used until API >= 21.
1009 Drawable favoriteIconDrawable = ContextCompat.getDrawable(getApplicationContext(), R.drawable.world);
1010 BitmapDrawable favoriteIconBitmapDrawable = (BitmapDrawable) favoriteIconDrawable;
1011 assert favoriteIconBitmapDrawable != null;
1012 favoriteIconDefaultBitmap = favoriteIconBitmapDrawable.getBitmap();
1014 // If the favorite icon is null, load the default.
1015 if (favoriteIconBitmap == null) {
1016 favoriteIconBitmap = favoriteIconDefaultBitmap;
1019 // Apply the app settings from the shared preferences.
1022 // Instantiate the block list helper.
1023 BlockListHelper blockListHelper = new BlockListHelper();
1025 // Parse the block lists.
1026 final ArrayList<List<String[]>> easyList = blockListHelper.parseBlockList(getAssets(), "blocklists/easylist.txt");
1027 final ArrayList<List<String[]>> easyPrivacy = blockListHelper.parseBlockList(getAssets(), "blocklists/easyprivacy.txt");
1028 final ArrayList<List<String[]>> fanboyAnnoyance = blockListHelper.parseBlockList(getAssets(), "blocklists/fanboy-annoyance.txt");
1029 final ArrayList<List<String[]>> fanboySocial = blockListHelper.parseBlockList(getAssets(), "blocklists/fanboy-social.txt");
1031 // Store the list versions.
1032 easyListVersion = easyList.get(0).get(0)[0];
1033 easyPrivacyVersion = easyPrivacy.get(0).get(0)[0];
1034 fanboyAnnoyanceVersion = fanboyAnnoyance.get(0).get(0)[0];
1035 fanboySocialVersion = fanboySocial.get(0).get(0)[0];
1037 mainWebView.setWebViewClient(new WebViewClient() {
1038 // `shouldOverrideUrlLoading` makes this `WebView` the default handler for URLs inside the app, so that links are not kicked out to other apps.
1039 // We have to use the deprecated `shouldOverrideUrlLoading` until API >= 24.
1040 @SuppressWarnings("deprecation")
1042 public boolean shouldOverrideUrlLoading(WebView view, String url) {
1043 if (url.startsWith("mailto:")) { // Load the email address in an external email program.
1044 // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
1045 Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
1047 // Parse the url and set it as the data for the `Intent`.
1048 emailIntent.setData(Uri.parse(url));
1050 // `FLAG_ACTIVITY_NEW_TASK` opens the email program in a new task instead as part of Privacy Browser.
1051 emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1054 startActivity(emailIntent);
1056 // Returning `true` indicates the application is handling the URL.
1058 } else if (url.startsWith("tel:")) { // Load the phone number in the dialer.
1059 // `ACTION_DIAL` open the dialer and loads the phone number, but waits for the user to place the call.
1060 Intent dialIntent = new Intent(Intent.ACTION_DIAL);
1062 // Add the phone number to the intent.
1063 dialIntent.setData(Uri.parse(url));
1065 // `FLAG_ACTIVITY_NEW_TASK` opens the dialer in a new task instead as part of Privacy Browser.
1066 dialIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
1069 startActivity(dialIntent);
1071 // Returning `true` indicates the application is handling the URL.
1073 } else { // Load the URL in Privacy Browser.
1074 // Apply the domain settings for the new URL.
1075 applyDomainSettings(url, true);
1077 // Returning `false` causes the current `WebView` to handle the URL and prevents it from adding redirects to the history list.
1082 // Check requests against the block lists. The deprecated `shouldInterceptRequest` must be used until minimum API >= 21.
1083 @SuppressWarnings("deprecation")
1085 public WebResourceResponse shouldInterceptRequest(WebView view, String url){
1086 // Create an empty web resource response to be used if the resource request is blocked.
1087 WebResourceResponse emptyWebResourceResponse = new WebResourceResponse("text/plain", "utf8", new ByteArrayInputStream("".getBytes()));
1089 // Check EasyList if it is enabled.
1090 if (easyListEnabled) {
1091 if (blockListHelper.isBlocked(formattedUrlString, url, easyList)) {
1092 // The resource request was blocked. Return an empty web resource response.
1093 return emptyWebResourceResponse;
1097 // Check EasyPrivacy if it is enabled.
1098 if (easyPrivacyEnabled) {
1099 if (blockListHelper.isBlocked(formattedUrlString, url, easyPrivacy)) {
1100 // The resource request was blocked. Return an empty web resource response.
1101 return emptyWebResourceResponse;
1105 // Check Fanboy’s Annoyance List if it is enabled.
1106 if (fanboyAnnoyanceListEnabled) {
1107 if (blockListHelper.isBlocked(formattedUrlString, url, fanboyAnnoyance)) {
1108 // The resource request was blocked. Return an empty web resource response.
1109 return emptyWebResourceResponse;
1111 } else if (fanboySocialBlockingListEnabled){ // Only check Fanboy’s Social Blocking List if Fanboy’s Annoyance List is disabled.
1112 if (blockListHelper.isBlocked(formattedUrlString, url, fanboySocial)) {
1113 // The resource request was blocked. Return an empty web resource response.
1114 return emptyWebResourceResponse;
1118 // The resource request has not been blocked. `return null` loads the requested resource.
1122 // Handle HTTP authentication requests.
1124 public void onReceivedHttpAuthRequest(WebView view, HttpAuthHandler handler, String host, String realm) {
1125 // Store `handler` so it can be accessed from `onHttpAuthenticationCancel()` and `onHttpAuthenticationProceed()`.
1126 httpAuthHandler = handler;
1128 // Display the HTTP authentication dialog.
1129 AppCompatDialogFragment httpAuthenticationDialogFragment = HttpAuthenticationDialog.displayDialog(host, realm);
1130 httpAuthenticationDialogFragment.show(getSupportFragmentManager(), getString(R.string.http_authentication));
1133 // Update the URL in urlTextBox when the page starts to load.
1135 public void onPageStarted(WebView view, String url, Bitmap favicon) {// If night mode is enabled, hide `mainWebView` until after the night mode CSS is applied.
1137 mainWebView.setVisibility(View.INVISIBLE);
1140 // Hide the keyboard. `0` indicates no additional flags.
1141 inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
1143 // Check to see if we are waiting on Orbot.
1144 if (!waitingForOrbot) { // We are not waiting on Orbot, so we need to process the URL.
1145 // We need to update `formattedUrlString` at the beginning of the load, so that if the user toggles JavaScript during the load the new website is reloaded.
1146 formattedUrlString = url;
1148 // Display the formatted URL text.
1149 urlTextBox.setText(formattedUrlString);
1151 // Apply text highlighting to `urlTextBox`.
1154 // Apply any custom domain settings if the URL was loaded by navigating history.
1155 if (navigatingHistory) {
1156 applyDomainSettings(url, true);
1159 // Set `urlIsLoading` to `true`, so that redirects while loading do not trigger changes in the user agent, which forces another reload of the existing page.
1160 urlIsLoading = true;
1164 // It is necessary to update `formattedUrlString` and `urlTextBox` after the page finishes loading because the final URL can change during load.
1166 public void onPageFinished(WebView view, String url) {
1167 // Flush any cookies to persistent storage. `CookieManager` has become very lazy about flushing cookies in recent versions.
1168 if (firstPartyCookiesEnabled && Build.VERSION.SDK_INT >= 21) {
1169 cookieManager.flush();
1172 // Reset `urlIsLoading`, which is used to prevent reloads on redirect if the user agent changes.
1173 urlIsLoading = false;
1175 // Clear the cache and history if Incognito Mode is enabled.
1176 if (incognitoModeEnabled) {
1177 // Clear the cache. `true` includes disk files.
1178 mainWebView.clearCache(true);
1180 // Clear the back/forward history.
1181 mainWebView.clearHistory();
1183 // Manually delete cache folders.
1185 // Delete the main `cache` folder.
1186 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/cache");
1188 // Delete the `app_webview` folder, which contains an additional `WebView` cache. See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`.
1189 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview");
1190 } catch (IOException e) {
1191 // Do nothing if an error is thrown.
1195 // Update `urlTextBox` and apply domain settings if not waiting on Orbot.
1196 if (!waitingForOrbot) {
1197 // Check to see if `WebView` has set `url` to be `about:blank`.
1198 if (url.equals("about:blank")) { // `WebView` is blank, so `formattedUrlString` should be `""` and `urlTextBox` should display a hint.
1199 // Set `formattedUrlString` to `""`.
1200 formattedUrlString = "";
1202 urlTextBox.setText(formattedUrlString);
1204 // Request focus for `urlTextBox`.
1205 urlTextBox.requestFocus();
1207 // Display the keyboard.
1208 inputMethodManager.showSoftInput(urlTextBox, 0);
1210 // Apply the domain settings. This clears any settings from the previous domain.
1211 applyDomainSettings(formattedUrlString, true);
1212 } else { // `WebView` has loaded a webpage.
1213 // Set `formattedUrlString`.
1214 formattedUrlString = url;
1216 // Only update `urlTextBox` if the user is not typing in it.
1217 if (!urlTextBox.hasFocus()) {
1218 // Display the formatted URL text.
1219 urlTextBox.setText(formattedUrlString);
1221 // Apply text highlighting to `urlTextBox`.
1226 // Store the SSL certificate so it can be accessed from `ViewSslCertificateDialog` and `PinnedSslCertificateMismatchDialog`.
1227 sslCertificate = mainWebView.getCertificate();
1229 // Check the current website SSL certificate against the pinned SSL certificate if there is a pinned SSL certificate the user has not chosen to ignore it for this session.
1230 if (pinnedDomainSslCertificate && !ignorePinnedSslCertificate) {
1231 // Initialize the current SSL certificate variables.
1232 String currentWebsiteIssuedToCName = "";
1233 String currentWebsiteIssuedToOName = "";
1234 String currentWebsiteIssuedToUName = "";
1235 String currentWebsiteIssuedByCName = "";
1236 String currentWebsiteIssuedByOName = "";
1237 String currentWebsiteIssuedByUName = "";
1238 Date currentWebsiteSslStartDate = null;
1239 Date currentWebsiteSslEndDate = null;
1242 // Extract the individual pieces of information from the current website SSL certificate if it is not null.
1243 if (sslCertificate != null) {
1244 currentWebsiteIssuedToCName = sslCertificate.getIssuedTo().getCName();
1245 currentWebsiteIssuedToOName = sslCertificate.getIssuedTo().getOName();
1246 currentWebsiteIssuedToUName = sslCertificate.getIssuedTo().getUName();
1247 currentWebsiteIssuedByCName = sslCertificate.getIssuedBy().getCName();
1248 currentWebsiteIssuedByOName = sslCertificate.getIssuedBy().getOName();
1249 currentWebsiteIssuedByUName = sslCertificate.getIssuedBy().getUName();
1250 currentWebsiteSslStartDate = sslCertificate.getValidNotBeforeDate();
1251 currentWebsiteSslEndDate = sslCertificate.getValidNotAfterDate();
1254 // Initialize `String` variables to store the SSL certificate dates. `Strings` are needed to compare the values below, which doesn't work with `Dates` if they are `null`.
1255 String currentWebsiteSslStartDateString = "";
1256 String currentWebsiteSslEndDateString = "";
1257 String pinnedDomainSslStartDateString = "";
1258 String pinnedDomainSslEndDateString = "";
1260 // Convert the `Dates` to `Strings` if they are not `null`.
1261 if (currentWebsiteSslStartDate != null) {
1262 currentWebsiteSslStartDateString = currentWebsiteSslStartDate.toString();
1265 if (currentWebsiteSslEndDate != null) {
1266 currentWebsiteSslEndDateString = currentWebsiteSslEndDate.toString();
1269 if (pinnedDomainSslStartDate != null) {
1270 pinnedDomainSslStartDateString = pinnedDomainSslStartDate.toString();
1273 if (pinnedDomainSslEndDate != null) {
1274 pinnedDomainSslEndDateString = pinnedDomainSslEndDate.toString();
1277 // Check to see if the pinned SSL certificate matches the current website certificate.
1278 if (!currentWebsiteIssuedToCName.equals(pinnedDomainSslIssuedToCNameString) || !currentWebsiteIssuedToOName.equals(pinnedDomainSslIssuedToONameString) ||
1279 !currentWebsiteIssuedToUName.equals(pinnedDomainSslIssuedToUNameString) || !currentWebsiteIssuedByCName.equals(pinnedDomainSslIssuedByCNameString) ||
1280 !currentWebsiteIssuedByOName.equals(pinnedDomainSslIssuedByONameString) || !currentWebsiteIssuedByUName.equals(pinnedDomainSslIssuedByUNameString) ||
1281 !currentWebsiteSslStartDateString.equals(pinnedDomainSslStartDateString) || !currentWebsiteSslEndDateString.equals(pinnedDomainSslEndDateString)) {
1282 // The pinned SSL certificate doesn't match the current domain certificate.
1283 //Display the pinned SSL certificate mismatch `AlertDialog`.
1284 AppCompatDialogFragment pinnedSslCertificateMismatchDialogFragment = new PinnedSslCertificateMismatchDialog();
1285 pinnedSslCertificateMismatchDialogFragment.show(getSupportFragmentManager(), getString(R.string.ssl_certificate_mismatch));
1291 // Handle SSL Certificate errors.
1293 public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
1294 // Get the current website SSL certificate.
1295 SslCertificate currentWebsiteSslCertificate = error.getCertificate();
1297 // Extract the individual pieces of information from the current website SSL certificate.
1298 String currentWebsiteIssuedToCName = currentWebsiteSslCertificate.getIssuedTo().getCName();
1299 String currentWebsiteIssuedToOName = currentWebsiteSslCertificate.getIssuedTo().getOName();
1300 String currentWebsiteIssuedToUName = currentWebsiteSslCertificate.getIssuedTo().getUName();
1301 String currentWebsiteIssuedByCName = currentWebsiteSslCertificate.getIssuedBy().getCName();
1302 String currentWebsiteIssuedByOName = currentWebsiteSslCertificate.getIssuedBy().getOName();
1303 String currentWebsiteIssuedByUName = currentWebsiteSslCertificate.getIssuedBy().getUName();
1304 Date currentWebsiteSslStartDate = currentWebsiteSslCertificate.getValidNotBeforeDate();
1305 Date currentWebsiteSslEndDate = currentWebsiteSslCertificate.getValidNotAfterDate();
1307 // Proceed to the website if the current SSL website certificate matches the pinned domain certificate.
1308 if (pinnedDomainSslCertificate &&
1309 currentWebsiteIssuedToCName.equals(pinnedDomainSslIssuedToCNameString) && currentWebsiteIssuedToOName.equals(pinnedDomainSslIssuedToONameString) &&
1310 currentWebsiteIssuedToUName.equals(pinnedDomainSslIssuedToUNameString) && currentWebsiteIssuedByCName.equals(pinnedDomainSslIssuedByCNameString) &&
1311 currentWebsiteIssuedByOName.equals(pinnedDomainSslIssuedByONameString) && currentWebsiteIssuedByUName.equals(pinnedDomainSslIssuedByUNameString) &&
1312 currentWebsiteSslStartDate.equals(pinnedDomainSslStartDate) && currentWebsiteSslEndDate.equals(pinnedDomainSslEndDate)) {
1313 // An SSL certificate is pinned and matches the current domain certificate.
1314 // Proceed to the website without displaying an error.
1316 } else { // Either there isn't a pinned SSL certificate or it doesn't match the current website certificate.
1317 // Store `handler` so it can be accesses from `onSslErrorCancel()` and `onSslErrorProceed()`.
1318 sslErrorHandler = handler;
1320 // Display the SSL error `AlertDialog`.
1321 AppCompatDialogFragment sslCertificateErrorDialogFragment = SslCertificateErrorDialog.displayDialog(error);
1322 sslCertificateErrorDialogFragment.show(getSupportFragmentManager(), getString(R.string.ssl_certificate_error));
1327 // Load the website if not waiting for Orbot to connect.
1328 if (!waitingForOrbot) {
1329 loadUrl(formattedUrlString);
1334 protected void onNewIntent(Intent intent) {
1335 // Sets the new intent as the activity intent, so that any future `getIntent()`s pick up this one instead of creating a new activity.
1338 // Check to see if the intent contains a new URL.
1339 if (intent.getData() != null) {
1340 // Get the intent data and convert it to a string.
1341 final Uri intentUriData = intent.getData();
1342 formattedUrlString = intentUriData.toString();
1344 // Load the website.
1345 loadUrl(formattedUrlString);
1347 // Close the navigation drawer if it is open.
1348 if (drawerLayout.isDrawerVisible(GravityCompat.START)) {
1349 drawerLayout.closeDrawer(GravityCompat.START);
1352 // Clear the keyboard if displayed and remove the focus on the urlTextBar if it has it.
1353 mainWebView.requestFocus();
1358 public void onRestart() {
1359 // Run the default commands.
1362 // Apply the app settings if returning from the Settings activity..
1363 if (reapplyAppSettingsOnRestert) {
1364 // Apply the app settings.
1367 // Reload the webpage if displaying of images has been disabled in the Settings activity.
1368 if (reloadOnRestart) {
1369 // Reload `mainWebView`.
1370 mainWebView.reload();
1372 // Reset `reloadOnRestartBoolean`.
1373 reloadOnRestart = false;
1376 // Reset the return from settings flag.
1377 reapplyAppSettingsOnRestert = false;
1380 // Apply the domain settings if returning from the Domains activity.
1381 if (reapplyDomainSettingsOnRestart) {
1382 // Reapply the domain settings.
1383 applyDomainSettings(formattedUrlString, false);
1385 // Reset `reapplyDomainSettingsOnRestart`.
1386 reapplyDomainSettingsOnRestart = false;
1389 // Load the URL on restart to apply changes to night mode.
1390 if (loadUrlOnRestart) {
1391 // Load the current `formattedUrlString`.
1392 loadUrl(formattedUrlString);
1394 // Reset `loadUrlOnRestart.
1395 loadUrlOnRestart = false;
1398 // Update the bookmarks drawer if returning from the Bookmarks activity.
1399 if (restartFromBookmarksActivity) {
1400 // Close the bookmarks drawer.
1401 drawerLayout.closeDrawer(GravityCompat.END);
1403 // Reload the bookmarks drawer.
1404 loadBookmarksFolder();
1406 // Reset `restartFromBookmarksActivity`.
1407 restartFromBookmarksActivity = false;
1410 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step. This can be important if the screen was rotated.
1411 updatePrivacyIcons(true);
1414 // `onResume()` runs after `onStart()`, which runs after `onCreate()` and `onRestart()`.
1416 public void onResume() {
1417 // Run the default commands.
1420 // Resume JavaScript (if enabled).
1421 mainWebView.resumeTimers();
1423 // Resume `mainWebView`.
1424 mainWebView.onResume();
1426 // Resume the adView for the free flavor.
1427 if (BuildConfig.FLAVOR.contentEquals("free")) {
1428 BannerAd.resumeAd(adView);
1433 public void onPause() {
1434 // Pause `mainWebView`.
1435 mainWebView.onPause();
1437 // Stop all JavaScript.
1438 mainWebView.pauseTimers();
1440 // Pause the adView or it will continue to consume resources in the background on the free flavor.
1441 if (BuildConfig.FLAVOR.contentEquals("free")) {
1442 BannerAd.pauseAd(adView);
1449 public boolean onCreateOptionsMenu(Menu menu) {
1450 // Inflate the menu; this adds items to the action bar if it is present.
1451 getMenuInflater().inflate(R.menu.webview_options_menu, menu);
1453 // Set mainMenu so it can be used by `onOptionsItemSelected()` and `updatePrivacyIcons`.
1456 // Set the initial status of the privacy icons. `false` does not call `invalidateOptionsMenu` as the last step.
1457 updatePrivacyIcons(false);
1459 // Get handles for the menu items.
1460 MenuItem toggleFirstPartyCookiesMenuItem = menu.findItem(R.id.toggle_first_party_cookies);
1461 MenuItem toggleThirdPartyCookiesMenuItem = menu.findItem(R.id.toggle_third_party_cookies);
1462 MenuItem toggleDomStorageMenuItem = menu.findItem(R.id.toggle_dom_storage);
1463 MenuItem toggleSaveFormDataMenuItem = menu.findItem(R.id.toggle_save_form_data);
1465 // Only display third-party cookies if SDK >= 21
1466 toggleThirdPartyCookiesMenuItem.setVisible(Build.VERSION.SDK_INT >= 21);
1468 // Get the shared preference values. `this` references the current context.
1469 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
1471 // Set the status of the additional app bar icons. The default is `false`.
1472 if (sharedPreferences.getBoolean("display_additional_app_bar_icons", false)) {
1473 toggleFirstPartyCookiesMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
1474 toggleDomStorageMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
1475 toggleSaveFormDataMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
1476 } else { //Do not display the additional icons.
1477 toggleFirstPartyCookiesMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1478 toggleDomStorageMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1479 toggleSaveFormDataMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
1486 public boolean onPrepareOptionsMenu(Menu menu) {
1487 // Get handles for the menu items.
1488 MenuItem addOrEditDomain = menu.findItem(R.id.add_or_edit_domain);
1489 MenuItem toggleFirstPartyCookiesMenuItem = menu.findItem(R.id.toggle_first_party_cookies);
1490 MenuItem toggleThirdPartyCookiesMenuItem = menu.findItem(R.id.toggle_third_party_cookies);
1491 MenuItem toggleDomStorageMenuItem = menu.findItem(R.id.toggle_dom_storage);
1492 MenuItem toggleSaveFormDataMenuItem = menu.findItem(R.id.toggle_save_form_data);
1493 MenuItem clearDataMenuItem = menu.findItem(R.id.clear_data);
1494 MenuItem clearCookiesMenuItem = menu.findItem(R.id.clear_cookies);
1495 MenuItem clearDOMStorageMenuItem = menu.findItem(R.id.clear_dom_storage);
1496 MenuItem clearFormDataMenuItem = menu.findItem(R.id.clear_form_data);
1497 MenuItem fontSizeMenuItem = menu.findItem(R.id.font_size);
1498 MenuItem displayImagesMenuItem = menu.findItem(R.id.display_images);
1499 MenuItem refreshMenuItem = menu.findItem(R.id.refresh);
1501 // Set the text for the domain menu item.
1502 if (domainSettingsApplied) {
1503 addOrEditDomain.setTitle(R.string.edit_domain_settings);
1505 addOrEditDomain.setTitle(R.string.add_domain_settings);
1508 // Set the status of the menu item checkboxes.
1509 toggleFirstPartyCookiesMenuItem.setChecked(firstPartyCookiesEnabled);
1510 toggleThirdPartyCookiesMenuItem.setChecked(thirdPartyCookiesEnabled);
1511 toggleDomStorageMenuItem.setChecked(domStorageEnabled);
1512 toggleSaveFormDataMenuItem.setChecked(saveFormDataEnabled);
1513 displayImagesMenuItem.setChecked(mainWebView.getSettings().getLoadsImagesAutomatically());
1515 // Enable third-party cookies if first-party cookies are enabled.
1516 toggleThirdPartyCookiesMenuItem.setEnabled(firstPartyCookiesEnabled);
1518 // Enable `DOM Storage` if JavaScript is enabled.
1519 toggleDomStorageMenuItem.setEnabled(javaScriptEnabled);
1521 // Enable `Clear Cookies` if there are any.
1522 clearCookiesMenuItem.setEnabled(cookieManager.hasCookies());
1524 // Get a count of the number of files in the `Local Storage` directory.
1525 File localStorageDirectory = new File (privateDataDirectoryString + "/app_webview/Local Storage/");
1526 int localStorageDirectoryNumberOfFiles = 0;
1527 if (localStorageDirectory.exists()) {
1528 localStorageDirectoryNumberOfFiles = localStorageDirectory.list().length;
1531 // Get a count of the number of files in the `IndexedDB` directory.
1532 File indexedDBDirectory = new File (privateDataDirectoryString + "/app_webview/IndexedDB");
1533 int indexedDBDirectoryNumberOfFiles = 0;
1534 if (indexedDBDirectory.exists()) {
1535 indexedDBDirectoryNumberOfFiles = indexedDBDirectory.list().length;
1538 // Enable `Clear DOM Storage` if there is any.
1539 clearDOMStorageMenuItem.setEnabled(localStorageDirectoryNumberOfFiles > 0 || indexedDBDirectoryNumberOfFiles > 0);
1541 // Enable `Clear Form Data` is there is any.
1542 WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(this);
1543 clearFormDataMenuItem.setEnabled(mainWebViewDatabase.hasFormData());
1545 // Enable `Clear Data` if any of the submenu items are enabled.
1546 clearDataMenuItem.setEnabled(clearCookiesMenuItem.isEnabled() || clearDOMStorageMenuItem.isEnabled() || clearFormDataMenuItem.isEnabled());
1548 // Initialize font size variables.
1549 int fontSize = mainWebView.getSettings().getTextZoom();
1550 String fontSizeTitle;
1551 MenuItem selectedFontSizeMenuItem;
1553 // Prepare the font size title and current size menu item.
1556 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.twenty_five_percent);
1557 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_twenty_five_percent);
1561 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.fifty_percent);
1562 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_fifty_percent);
1566 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.seventy_five_percent);
1567 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_seventy_five_percent);
1571 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.one_hundred_percent);
1572 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_one_hundred_percent);
1576 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.one_hundred_twenty_five_percent);
1577 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_one_hundred_twenty_five_percent);
1581 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.one_hundred_fifty_percent);
1582 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_one_hundred_fifty_percent);
1586 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.one_hundred_seventy_five_percent);
1587 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_one_hundred_seventy_five_percent);
1591 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.two_hundred_percent);
1592 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_two_hundred_percent);
1596 fontSizeTitle = getString(R.string.font_size) + " - " + getString(R.string.one_hundred_percent);
1597 selectedFontSizeMenuItem = menu.findItem(R.id.font_size_one_hundred_percent);
1601 // Set the font size title and select the current size menu item.
1602 fontSizeMenuItem.setTitle(fontSizeTitle);
1603 selectedFontSizeMenuItem.setChecked(true);
1605 // Only show `Refresh` if `swipeToRefresh` is disabled.
1606 refreshMenuItem.setVisible(!swipeToRefreshEnabled);
1608 // Run all the other default commands.
1609 super.onPrepareOptionsMenu(menu);
1611 // Display the menu.
1616 // Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled.
1617 @SuppressLint("SetJavaScriptEnabled")
1618 // removeAllCookies is deprecated, but it is required for API < 21.
1619 @SuppressWarnings("deprecation")
1620 public boolean onOptionsItemSelected(MenuItem menuItem) {
1621 // Get the selected menu item ID.
1622 int menuItemId = menuItem.getItemId();
1624 // Set the commands that relate to the menu entries.
1625 switch (menuItemId) {
1626 case R.id.add_or_edit_domain:
1627 if (domainSettingsApplied) { // Edit the current domain settings.
1628 // Reapply the domain settings on returning to `MainWebViewActivity`.
1629 reapplyDomainSettingsOnRestart = true;
1630 currentDomainName = "";
1632 // Create an intent to launch the domains activity.
1633 Intent domainsIntent = new Intent(this, DomainsActivity.class);
1635 // Put extra information instructing the domains activity to directly load the current domain.
1636 domainsIntent.putExtra("LoadDomain", domainSettingsDatabaseId);
1639 startActivity(domainsIntent);
1640 } else { // Add a new domain.
1641 // Show the add domain `AlertDialog`.
1642 AppCompatDialogFragment addDomainDialog = new AddDomainDialog();
1643 addDomainDialog.show(getSupportFragmentManager(), getResources().getString(R.string.add_domain));
1647 case R.id.toggle_javascript:
1648 // Switch the status of javaScriptEnabled.
1649 javaScriptEnabled = !javaScriptEnabled;
1651 // Apply the new JavaScript status.
1652 mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
1654 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
1655 updatePrivacyIcons(true);
1657 // Display a `Snackbar`.
1658 if (javaScriptEnabled) { // JavaScrip is enabled.
1659 Snackbar.make(findViewById(R.id.main_webview), R.string.javascript_enabled, Snackbar.LENGTH_SHORT).show();
1660 } else if (firstPartyCookiesEnabled) { // JavaScript is disabled, but first-party cookies are enabled.
1661 Snackbar.make(findViewById(R.id.main_webview), R.string.javascript_disabled, Snackbar.LENGTH_SHORT).show();
1662 } else { // Privacy mode.
1663 Snackbar.make(findViewById(R.id.main_webview), R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
1666 // Reload the WebView.
1667 mainWebView.reload();
1670 case R.id.toggle_first_party_cookies:
1671 // Switch the status of firstPartyCookiesEnabled.
1672 firstPartyCookiesEnabled = !firstPartyCookiesEnabled;
1674 // Update the menu checkbox.
1675 menuItem.setChecked(firstPartyCookiesEnabled);
1677 // Apply the new cookie status.
1678 cookieManager.setAcceptCookie(firstPartyCookiesEnabled);
1680 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
1681 updatePrivacyIcons(true);
1683 // Display a `Snackbar`.
1684 if (firstPartyCookiesEnabled) { // First-party cookies are enabled.
1685 Snackbar.make(findViewById(R.id.main_webview), R.string.first_party_cookies_enabled, Snackbar.LENGTH_SHORT).show();
1686 } else if (javaScriptEnabled){ // JavaScript is still enabled.
1687 Snackbar.make(findViewById(R.id.main_webview), R.string.first_party_cookies_disabled, Snackbar.LENGTH_SHORT).show();
1688 } else { // Privacy mode.
1689 Snackbar.make(findViewById(R.id.main_webview), R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
1692 // Reload the WebView.
1693 mainWebView.reload();
1696 case R.id.toggle_third_party_cookies:
1697 if (Build.VERSION.SDK_INT >= 21) {
1698 // Switch the status of thirdPartyCookiesEnabled.
1699 thirdPartyCookiesEnabled = !thirdPartyCookiesEnabled;
1701 // Update the menu checkbox.
1702 menuItem.setChecked(thirdPartyCookiesEnabled);
1704 // Apply the new cookie status.
1705 cookieManager.setAcceptThirdPartyCookies(mainWebView, thirdPartyCookiesEnabled);
1707 // Display a `Snackbar`.
1708 if (thirdPartyCookiesEnabled) {
1709 Snackbar.make(findViewById(R.id.main_webview), R.string.third_party_cookies_enabled, Snackbar.LENGTH_SHORT).show();
1711 Snackbar.make(findViewById(R.id.main_webview), R.string.third_party_cookies_disabled, Snackbar.LENGTH_SHORT).show();
1714 // Reload the WebView.
1715 mainWebView.reload();
1716 } // Else do nothing because SDK < 21.
1719 case R.id.toggle_dom_storage:
1720 // Switch the status of domStorageEnabled.
1721 domStorageEnabled = !domStorageEnabled;
1723 // Update the menu checkbox.
1724 menuItem.setChecked(domStorageEnabled);
1726 // Apply the new DOM Storage status.
1727 mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
1729 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
1730 updatePrivacyIcons(true);
1732 // Display a `Snackbar`.
1733 if (domStorageEnabled) {
1734 Snackbar.make(findViewById(R.id.main_webview), R.string.dom_storage_enabled, Snackbar.LENGTH_SHORT).show();
1736 Snackbar.make(findViewById(R.id.main_webview), R.string.dom_storage_disabled, Snackbar.LENGTH_SHORT).show();
1739 // Reload the WebView.
1740 mainWebView.reload();
1743 case R.id.toggle_save_form_data:
1744 // Switch the status of saveFormDataEnabled.
1745 saveFormDataEnabled = !saveFormDataEnabled;
1747 // Update the menu checkbox.
1748 menuItem.setChecked(saveFormDataEnabled);
1750 // Apply the new form data status.
1751 mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
1753 // Display a `Snackbar`.
1754 if (saveFormDataEnabled) {
1755 Snackbar.make(findViewById(R.id.main_webview), R.string.form_data_enabled, Snackbar.LENGTH_SHORT).show();
1757 Snackbar.make(findViewById(R.id.main_webview), R.string.form_data_disabled, Snackbar.LENGTH_SHORT).show();
1760 // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
1761 updatePrivacyIcons(true);
1763 // Reload the WebView.
1764 mainWebView.reload();
1767 case R.id.clear_cookies:
1768 Snackbar.make(findViewById(R.id.main_webview), R.string.cookies_deleted, Snackbar.LENGTH_LONG)
1769 .setAction(R.string.undo, v -> {
1770 // Do nothing because everything will be handled by `onDismissed()` below.
1772 .addCallback(new Snackbar.Callback() {
1774 public void onDismissed(Snackbar snackbar, int event) {
1776 // The user pushed the `Undo` button.
1777 case Snackbar.Callback.DISMISS_EVENT_ACTION:
1781 // The `Snackbar` was dismissed without the `Undo` button being pushed.
1783 // `cookieManager.removeAllCookie()` varies by SDK.
1784 if (Build.VERSION.SDK_INT < 21) {
1785 cookieManager.removeAllCookie();
1787 // `null` indicates no callback.
1788 cookieManager.removeAllCookies(null);
1796 case R.id.clear_dom_storage:
1797 Snackbar.make(findViewById(R.id.main_webview), R.string.dom_storage_deleted, Snackbar.LENGTH_LONG)
1798 .setAction(R.string.undo, v -> {
1799 // Do nothing because everything will be handled by `onDismissed()` below.
1801 .addCallback(new Snackbar.Callback() {
1803 public void onDismissed(Snackbar snackbar, int event) {
1805 // The user pushed the `Undo` button.
1806 case Snackbar.Callback.DISMISS_EVENT_ACTION:
1810 // The `Snackbar` was dismissed without the `Undo` button being pushed.
1812 // Delete the DOM Storage.
1813 WebStorage webStorage = WebStorage.getInstance();
1814 webStorage.deleteAllData();
1816 // Manually delete the DOM storage files and directories.
1818 // A `String[]` must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
1819 privacyBrowserRuntime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
1821 // Multiple commands must be used because `Runtime.exec()` does not like `*`.
1822 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
1823 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
1824 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
1825 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
1826 } catch (IOException e) {
1827 // Do nothing if an error is thrown.
1835 case R.id.clear_form_data:
1836 Snackbar.make(findViewById(R.id.main_webview), R.string.form_data_deleted, Snackbar.LENGTH_LONG)
1837 .setAction(R.string.undo, v -> {
1838 // Do nothing because everything will be handled by `onDismissed()` below.
1840 .addCallback(new Snackbar.Callback() {
1842 public void onDismissed(Snackbar snackbar, int event) {
1844 // The user pushed the `Undo` button.
1845 case Snackbar.Callback.DISMISS_EVENT_ACTION:
1849 // The `Snackbar` was dismissed without the `Undo` button being pushed.
1851 // Delete the form data.
1852 WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(getApplicationContext());
1853 mainWebViewDatabase.clearFormData();
1860 case R.id.font_size_twenty_five_percent:
1861 mainWebView.getSettings().setTextZoom(25);
1864 case R.id.font_size_fifty_percent:
1865 mainWebView.getSettings().setTextZoom(50);
1868 case R.id.font_size_seventy_five_percent:
1869 mainWebView.getSettings().setTextZoom(75);
1872 case R.id.font_size_one_hundred_percent:
1873 mainWebView.getSettings().setTextZoom(100);
1876 case R.id.font_size_one_hundred_twenty_five_percent:
1877 mainWebView.getSettings().setTextZoom(125);
1880 case R.id.font_size_one_hundred_fifty_percent:
1881 mainWebView.getSettings().setTextZoom(150);
1884 case R.id.font_size_one_hundred_seventy_five_percent:
1885 mainWebView.getSettings().setTextZoom(175);
1888 case R.id.font_size_two_hundred_percent:
1889 mainWebView.getSettings().setTextZoom(200);
1892 case R.id.display_images:
1893 if (mainWebView.getSettings().getLoadsImagesAutomatically()) { // Images are currently loaded automatically.
1894 mainWebView.getSettings().setLoadsImagesAutomatically(false);
1895 mainWebView.reload();
1896 } else { // Images are not currently loaded automatically.
1897 mainWebView.getSettings().setLoadsImagesAutomatically(true);
1900 // Set `onTheFlyDisplayImagesSet`.
1901 onTheFlyDisplayImagesSet = true;
1905 // Setup the share string.
1906 String shareString = webViewTitle + " – " + urlTextBox.getText().toString();
1908 // Create the share intent.
1909 Intent shareIntent = new Intent();
1910 shareIntent.setAction(Intent.ACTION_SEND);
1911 shareIntent.putExtra(Intent.EXTRA_TEXT, shareString);
1912 shareIntent.setType("text/plain");
1915 startActivity(Intent.createChooser(shareIntent, "Share URL"));
1918 case R.id.find_on_page:
1919 // Hide the URL app bar.
1920 supportAppBar.setVisibility(View.GONE);
1922 // Show the Find on Page `RelativeLayout`.
1923 findOnPageLinearLayout.setVisibility(View.VISIBLE);
1925 // Display the keyboard. We have to wait 200 ms before running the command to work around a bug in Android.
1926 // http://stackoverflow.com/questions/5520085/android-show-softkeyboard-with-showsoftinput-is-not-working
1927 findOnPageEditText.postDelayed(() -> {
1928 // Set the focus on `findOnPageEditText`.
1929 findOnPageEditText.requestFocus();
1931 // Display the keyboard. `0` sets no input flags.
1932 inputMethodManager.showSoftInput(findOnPageEditText, 0);
1937 // Get a `PrintManager` instance.
1938 PrintManager printManager = (PrintManager) getSystemService(Context.PRINT_SERVICE);
1940 // Convert `mainWebView` to `printDocumentAdapter`.
1941 PrintDocumentAdapter printDocumentAdapter = mainWebView.createPrintDocumentAdapter();
1943 // Remove the lint error below that `printManager` might be `null`.
1944 assert printManager != null;
1946 // Print the document. The print attributes are `null`.
1947 printManager.print(getString(R.string.privacy_browser_web_page), printDocumentAdapter, null);
1950 case R.id.view_source:
1951 // Launch the Vew Source activity.
1952 Intent viewSourceIntent = new Intent(this, ViewSourceActivity.class);
1953 startActivity(viewSourceIntent);
1956 case R.id.add_to_homescreen:
1957 // Show the `CreateHomeScreenShortcutDialog` `AlertDialog` and name this instance `R.string.create_shortcut`.
1958 AppCompatDialogFragment createHomeScreenShortcutDialogFragment = new CreateHomeScreenShortcutDialog();
1959 createHomeScreenShortcutDialogFragment.show(getSupportFragmentManager(), getString(R.string.create_shortcut));
1961 //Everything else will be handled by `CreateHomeScreenShortcutDialog` and the associated listener below.
1965 mainWebView.reload();
1969 // Don't consume the event.
1970 return super.onOptionsItemSelected(menuItem);
1974 // removeAllCookies is deprecated, but it is required for API < 21.
1975 @SuppressWarnings("deprecation")
1977 public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
1978 int menuItemId = menuItem.getItemId();
1980 switch (menuItemId) {
1986 if (mainWebView.canGoBack()) {
1987 // Set `navigatingHistory` so that the domain settings are applied when the new URL is loaded.
1988 navigatingHistory = true;
1990 // Load the previous website in the history.
1991 mainWebView.goBack();
1996 if (mainWebView.canGoForward()) {
1997 // Set `navigatingHistory` so that the domain settings are applied when the new URL is loaded.
1998 navigatingHistory = true;
2000 // Load the next website in the history.
2001 mainWebView.goForward();
2006 // Get the `WebBackForwardList`.
2007 WebBackForwardList webBackForwardList = mainWebView.copyBackForwardList();
2009 // Show the `UrlHistoryDialog` `AlertDialog` and name this instance `R.string.history`. `this` is the `Context`.
2010 AppCompatDialogFragment urlHistoryDialogFragment = UrlHistoryDialog.loadBackForwardList(this, webBackForwardList);
2011 urlHistoryDialogFragment.show(getSupportFragmentManager(), getString(R.string.history));
2014 case R.id.downloads:
2015 // Launch the system Download Manager.
2016 Intent downloadManagerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
2018 // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
2019 downloadManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2021 startActivity(downloadManagerIntent);
2025 // Set the flag to reapply the domain settings on restart when returning from Domain Settings.
2026 reapplyDomainSettingsOnRestart = true;
2027 currentDomainName = "";
2029 // Launch `DomainsActivity`.
2030 Intent domainsIntent = new Intent(this, DomainsActivity.class);
2031 startActivity(domainsIntent);
2035 // Set the flag to reapply app settings on restart when returning from Settings.
2036 reapplyAppSettingsOnRestert = true;
2038 // Set the flag to reapply the domain settings on restart when returning from Settings.
2039 reapplyDomainSettingsOnRestart = true;
2040 currentDomainName = "";
2042 // Launch `SettingsActivity`.
2043 Intent settingsIntent = new Intent(this, SettingsActivity.class);
2044 startActivity(settingsIntent);
2048 // Launch `GuideActivity`.
2049 Intent guideIntent = new Intent(this, GuideActivity.class);
2050 startActivity(guideIntent);
2054 // Launch `AboutActivity`.
2055 Intent aboutIntent = new Intent(this, AboutActivity.class);
2056 startActivity(aboutIntent);
2059 case R.id.clearAndExit:
2060 // Get a handle for `sharedPreferences`. `this` references the current context.
2061 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
2063 boolean clearEverything = sharedPreferences.getBoolean("clear_everything", true);
2066 if (clearEverything || sharedPreferences.getBoolean("clear_cookies", true)) {
2067 // The command to remove cookies changed slightly in API 21.
2068 if (Build.VERSION.SDK_INT >= 21) {
2069 cookieManager.removeAllCookies(null);
2071 cookieManager.removeAllCookie();
2074 // Manually delete the cookies database, as `CookieManager` sometimes will not flush its changes to disk before `System.exit(0)` is run.
2076 // We have to use two commands because `Runtime.exec()` does not like `*`.
2077 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies");
2078 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies-journal");
2079 } catch (IOException e) {
2080 // Do nothing if an error is thrown.
2084 // Clear DOM storage.
2085 if (clearEverything || sharedPreferences.getBoolean("clear_dom_storage", true)) {
2086 // Ask `WebStorage` to clear the DOM storage.
2087 WebStorage webStorage = WebStorage.getInstance();
2088 webStorage.deleteAllData();
2090 // Manually delete the DOM storage files and directories, as `WebStorage` sometimes will not flush its changes to disk before `System.exit(0)` is run.
2092 // A `String[]` must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
2093 privacyBrowserRuntime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
2095 // Multiple commands must be used because `Runtime.exec()` does not like `*`.
2096 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
2097 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
2098 privacyBrowserRuntime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
2099 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
2100 } catch (IOException e) {
2101 // Do nothing if an error is thrown.
2106 if (clearEverything || sharedPreferences.getBoolean("clear_form_data", true)) {
2107 WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(this);
2108 webViewDatabase.clearFormData();
2110 // Manually delete the form data database, as `WebViewDatabase` sometimes will not flush its changes to disk before `System.exit(0)` is run.
2112 // We have to use a `String[]` because the database contains a space and `Runtime.exec` will not escape the string correctly otherwise.
2113 privacyBrowserRuntime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data"});
2114 privacyBrowserRuntime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data-journal"});
2115 } catch (IOException e) {
2116 // Do nothing if an error is thrown.
2121 if (clearEverything || sharedPreferences.getBoolean("clear_cache", true)) {
2122 // `true` includes disk files.
2123 mainWebView.clearCache(true);
2125 // Manually delete the cache directories.
2127 // Delete the main cache directory.
2128 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/cache");
2129 // Delete the secondary `Service Worker` cache directory.
2130 // We have to use a `String[]` because the directory contains a space and `Runtime.exec` will not escape the string correctly otherwise.
2131 privacyBrowserRuntime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Service Worker/"});
2132 } catch (IOException e) {
2133 // Do nothing if an error is thrown.
2137 // Clear SSL certificate preferences.
2138 mainWebView.clearSslPreferences();
2140 // Clear the back/forward history.
2141 mainWebView.clearHistory();
2143 // Clear `formattedUrlString`.
2144 formattedUrlString = null;
2146 // Clear `customHeaders`.
2147 customHeaders.clear();
2149 // Detach all views from `mainWebViewRelativeLayout`.
2150 mainWebViewRelativeLayout.removeAllViews();
2152 // Destroy the internal state of `mainWebView`.
2153 mainWebView.destroy();
2155 // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache.
2156 // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`.
2157 if (clearEverything) {
2159 privacyBrowserRuntime.exec("rm -rf " + privateDataDirectoryString + "/app_webview");
2160 } catch (IOException e) {
2161 // Do nothing if an error is thrown.
2165 // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list.
2166 if (Build.VERSION.SDK_INT >= 21) {
2167 finishAndRemoveTask();
2172 // Remove the terminated program from RAM. The status code is `0`.
2177 // Close the navigation drawer.
2178 drawerLayout.closeDrawer(GravityCompat.START);
2183 public void onPostCreate(Bundle savedInstanceState) {
2184 super.onPostCreate(savedInstanceState);
2186 // Sync the state of the DrawerToggle after onRestoreInstanceState has finished.
2187 drawerToggle.syncState();
2191 public void onConfigurationChanged(Configuration newConfig) {
2192 super.onConfigurationChanged(newConfig);
2194 // Reload the ad for the free flavor if we are not in full screen mode.
2195 if (BuildConfig.FLAVOR.contentEquals("free") && !inFullScreenBrowsingMode) {
2197 BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
2199 // Reinitialize the `adView` variable, as the `View` will have been removed and re-added by `BannerAd.reloadAfterRotate()`.
2200 adView = findViewById(R.id.adview);
2203 // `invalidateOptionsMenu` should recalculate the number of action buttons from the menu to display on the app bar, but it doesn't because of the this bug:
2204 // https://code.google.com/p/android/issues/detail?id=20493#c8
2205 // ActivityCompat.invalidateOptionsMenu(this);
2209 public void onCreateContextMenu(ContextMenu menu, View view, ContextMenu.ContextMenuInfo menuInfo) {
2210 // Store the `HitTestResult`.
2211 final WebView.HitTestResult hitTestResult = mainWebView.getHitTestResult();
2214 final String imageUrl;
2215 final String linkUrl;
2217 // Get a handle for the `ClipboardManager`.
2218 final ClipboardManager clipboardManager = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
2220 // Remove the lint errors below that `clipboardManager` might be `null`.
2221 assert clipboardManager != null;
2223 switch (hitTestResult.getType()) {
2224 // `SRC_ANCHOR_TYPE` is a link.
2225 case WebView.HitTestResult.SRC_ANCHOR_TYPE:
2226 // Get the target URL.
2227 linkUrl = hitTestResult.getExtra();
2229 // Set the target URL as the title of the `ContextMenu`.
2230 menu.setHeaderTitle(linkUrl);
2232 // Add a `Load URL` entry.
2233 menu.add(R.string.load_url).setOnMenuItemClickListener(item -> {
2238 // Add a `Copy URL` entry.
2239 menu.add(R.string.copy_url).setOnMenuItemClickListener(item -> {
2240 // Save the link URL in a `ClipData`.
2241 ClipData srcAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), linkUrl);
2243 // Set the `ClipData` as the clipboard's primary clip.
2244 clipboardManager.setPrimaryClip(srcAnchorTypeClipData);
2248 // Add a `Cancel` entry, which by default closes the `ContextMenu`.
2249 menu.add(R.string.cancel);
2252 case WebView.HitTestResult.EMAIL_TYPE:
2253 // Get the target URL.
2254 linkUrl = hitTestResult.getExtra();
2256 // Set the target URL as the title of the `ContextMenu`.
2257 menu.setHeaderTitle(linkUrl);
2259 // Add a `Write Email` entry.
2260 menu.add(R.string.write_email).setOnMenuItemClickListener(item -> {
2261 // We use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
2262 Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
2264 // Parse the url and set it as the data for the `Intent`.
2265 emailIntent.setData(Uri.parse("mailto:" + linkUrl));
2267 // `FLAG_ACTIVITY_NEW_TASK` opens the email program in a new task instead as part of Privacy Browser.
2268 emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2271 startActivity(emailIntent);
2275 // Add a `Copy Email Address` entry.
2276 menu.add(R.string.copy_email_address).setOnMenuItemClickListener(item -> {
2277 // Save the email address in a `ClipData`.
2278 ClipData srcEmailTypeClipData = ClipData.newPlainText(getString(R.string.email_address), linkUrl);
2280 // Set the `ClipData` as the clipboard's primary clip.
2281 clipboardManager.setPrimaryClip(srcEmailTypeClipData);
2285 // Add a `Cancel` entry, which by default closes the `ContextMenu`.
2286 menu.add(R.string.cancel);
2289 // `IMAGE_TYPE` is an image.
2290 case WebView.HitTestResult.IMAGE_TYPE:
2291 // Get the image URL.
2292 imageUrl = hitTestResult.getExtra();
2294 // Set the image URL as the title of the `ContextMenu`.
2295 menu.setHeaderTitle(imageUrl);
2297 // Add a `View Image` entry.
2298 menu.add(R.string.view_image).setOnMenuItemClickListener(item -> {
2303 // Add a `Download Image` entry.
2304 menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
2305 // Show the `DownloadImageDialog` `AlertDialog` and name this instance `@string/download`.
2306 AppCompatDialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
2307 downloadImageDialogFragment.show(getSupportFragmentManager(), getString(R.string.download));
2311 // Add a `Copy URL` entry.
2312 menu.add(R.string.copy_url).setOnMenuItemClickListener(item -> {
2313 // Save the image URL in a `ClipData`.
2314 ClipData srcImageTypeClipData = ClipData.newPlainText(getString(R.string.url), imageUrl);
2316 // Set the `ClipData` as the clipboard's primary clip.
2317 clipboardManager.setPrimaryClip(srcImageTypeClipData);
2321 // Add a `Cancel` entry, which by default closes the `ContextMenu`.
2322 menu.add(R.string.cancel);
2326 // `SRC_IMAGE_ANCHOR_TYPE` is an image that is also a link.
2327 case WebView.HitTestResult.SRC_IMAGE_ANCHOR_TYPE:
2328 // Get the image URL.
2329 imageUrl = hitTestResult.getExtra();
2331 // Set the image URL as the title of the `ContextMenu`.
2332 menu.setHeaderTitle(imageUrl);
2334 // Add a `View Image` entry.
2335 menu.add(R.string.view_image).setOnMenuItemClickListener(item -> {
2340 // Add a `Download Image` entry.
2341 menu.add(R.string.download_image).setOnMenuItemClickListener((MenuItem item) -> {
2342 // Show the `DownloadImageDialog` `AlertDialog` and name this instance `@string/download`.
2343 AppCompatDialogFragment downloadImageDialogFragment = DownloadImageDialog.imageUrl(imageUrl);
2344 downloadImageDialogFragment.show(getSupportFragmentManager(), getString(R.string.download));
2348 // Add a `Copy URL` entry.
2349 menu.add(R.string.copy_url).setOnMenuItemClickListener(item -> {
2350 // Save the image URL in a `ClipData`.
2351 ClipData srcImageAnchorTypeClipData = ClipData.newPlainText(getString(R.string.url), imageUrl);
2353 // Set the `ClipData` as the clipboard's primary clip.
2354 clipboardManager.setPrimaryClip(srcImageAnchorTypeClipData);
2358 // Add a `Cancel` entry, which by default closes the `ContextMenu`.
2359 menu.add(R.string.cancel);
2365 public void onAddDomain(AppCompatDialogFragment dialogFragment) {
2366 // Reapply the domain settings on returning to `MainWebViewActivity`.
2367 reapplyDomainSettingsOnRestart = true;
2368 currentDomainName = "";
2370 // Get the new domain name `String` from `dialogFragment`.
2371 EditText domainNameEditText = dialogFragment.getDialog().findViewById(R.id.domain_name_edittext);
2372 String domainNameString = domainNameEditText.getText().toString();
2374 // Initialize the database handler. `this` specifies the context. The two `nulls` do not specify the database name or a `CursorFactory`.
2375 // The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
2376 DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(this, null, null, 0);
2378 // Create the domain and store the database ID in `currentDomainDatabaseId`.
2379 int newDomainDatabaseId = domainsDatabaseHelper.addDomain(domainNameString);
2381 // Create an intent to launch the domains activity.
2382 Intent domainsIntent = new Intent(this, DomainsActivity.class);
2384 // Put extra information instructing the domains activity to directly load the current domain.
2385 domainsIntent.putExtra("LoadDomain", newDomainDatabaseId);
2388 startActivity(domainsIntent);
2392 public void onCreateBookmark(AppCompatDialogFragment dialogFragment) {
2393 // Get the `EditTexts` from the `dialogFragment`.
2394 EditText createBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.create_bookmark_name_edittext);
2395 EditText createBookmarkUrlEditText = dialogFragment.getDialog().findViewById(R.id.create_bookmark_url_edittext);
2397 // Extract the strings from the `EditTexts`.
2398 String bookmarkNameString = createBookmarkNameEditText.getText().toString();
2399 String bookmarkUrlString = createBookmarkUrlEditText.getText().toString();
2401 // Convert the favoriteIcon Bitmap to a byte array. `0` is for lossless compression (the only option for a PNG).
2402 ByteArrayOutputStream favoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
2403 favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, favoriteIconByteArrayOutputStream);
2404 byte[] favoriteIconByteArray = favoriteIconByteArrayOutputStream.toByteArray();
2406 // Display the new bookmark below the current items in the (0 indexed) list.
2407 int newBookmarkDisplayOrder = bookmarksListView.getCount();
2409 // Create the bookmark.
2410 bookmarksDatabaseHelper.createBookmark(bookmarkNameString, bookmarkUrlString, currentBookmarksFolder, newBookmarkDisplayOrder, favoriteIconByteArray);
2412 // Update `bookmarksCursor` with the current contents of this folder.
2413 bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksCursorByDisplayOrder(currentBookmarksFolder);
2415 // Update the `ListView`.
2416 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2418 // Scroll to the new bookmark.
2419 bookmarksListView.setSelection(newBookmarkDisplayOrder);
2423 public void onCreateBookmarkFolder(AppCompatDialogFragment dialogFragment) {
2424 // Get handles for the views in `dialogFragment`.
2425 EditText createFolderNameEditText = dialogFragment.getDialog().findViewById(R.id.create_folder_name_edittext);
2426 RadioButton defaultFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.create_folder_default_icon_radiobutton);
2427 ImageView folderIconImageView = dialogFragment.getDialog().findViewById(R.id.create_folder_default_icon);
2429 // Get new folder name string.
2430 String folderNameString = createFolderNameEditText.getText().toString();
2432 // Get the new folder icon `Bitmap`.
2433 Bitmap folderIconBitmap;
2434 if (defaultFolderIconRadioButton.isChecked()) { // Use the default folder icon.
2435 // Get the default folder icon and convert it to a `Bitmap`.
2436 Drawable folderIconDrawable = folderIconImageView.getDrawable();
2437 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2438 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2439 } else { // Use the `WebView` favorite icon.
2440 folderIconBitmap = favoriteIconBitmap;
2443 // Convert `folderIconBitmap` to a byte array. `0` is for lossless compression (the only option for a PNG).
2444 ByteArrayOutputStream folderIconByteArrayOutputStream = new ByteArrayOutputStream();
2445 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream);
2446 byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
2448 // Move all the bookmarks down one in the display order.
2449 for (int i = 0; i < bookmarksListView.getCount(); i++) {
2450 int databaseId = (int) bookmarksListView.getItemIdAtPosition(i);
2451 bookmarksDatabaseHelper.updateDisplayOrder(databaseId, i + 1);
2454 // Create the folder, which will be placed at the top of the `ListView`.
2455 bookmarksDatabaseHelper.createFolder(folderNameString, currentBookmarksFolder, folderIconByteArray);
2457 // Update `bookmarksCursor` with the current contents of this folder.
2458 bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksCursorByDisplayOrder(currentBookmarksFolder);
2460 // Update the `ListView`.
2461 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2463 // Scroll to the new folder.
2464 bookmarksListView.setSelection(0);
2468 public void onCreateHomeScreenShortcut(AppCompatDialogFragment dialogFragment) {
2469 // Get the shortcut name.
2470 EditText shortcutNameEditText = dialogFragment.getDialog().findViewById(R.id.shortcut_name_edittext);
2471 String shortcutNameString = shortcutNameEditText.getText().toString();
2473 // Convert the favorite icon bitmap to an `Icon`. `IconCompat` is required until API >= 26.
2474 IconCompat favoriteIcon = IconCompat.createWithBitmap(favoriteIconBitmap);
2476 // Setup the shortcut intent.
2477 Intent shortcutIntent = new Intent();
2478 shortcutIntent.setAction(Intent.ACTION_VIEW);
2479 shortcutIntent.setData(Uri.parse(formattedUrlString));
2481 // Create a shortcut info builder. The shortcut name becomes the shortcut ID.
2482 ShortcutInfoCompat.Builder shortcutInfoBuilder = new ShortcutInfoCompat.Builder(this, shortcutNameString);
2484 // Add the required fields to the shortcut info builder.
2485 shortcutInfoBuilder.setIcon(favoriteIcon);
2486 shortcutInfoBuilder.setIntent(shortcutIntent);
2487 shortcutInfoBuilder.setShortLabel(shortcutNameString);
2489 // Request the pin. `ShortcutManagerCompat` can be switched to `ShortcutManager` once API >= 26.
2490 ShortcutManagerCompat.requestPinShortcut(this, shortcutInfoBuilder.build(), null);
2494 public void onDownloadImage(AppCompatDialogFragment dialogFragment, String imageUrl) {
2495 // Download the image if it has an HTTP or HTTPS URI.
2496 if (imageUrl.startsWith("http")) {
2497 // Get a handle for the system `DOWNLOAD_SERVICE`.
2498 DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
2500 // Parse `imageUrl`.
2501 DownloadManager.Request downloadRequest = new DownloadManager.Request(Uri.parse(imageUrl));
2503 // Pass cookies to download manager if cookies are enabled. This is required to download images from websites that require a login.
2504 // Code contributed 2017 Hendrik Knackstedt. Copyright assigned to Soren Stoutner <soren@stoutner.com>.
2505 if (firstPartyCookiesEnabled) {
2506 // Get the cookies for `imageUrl`.
2507 String cookies = cookieManager.getCookie(imageUrl);
2509 // Add the cookies to `downloadRequest`. In the HTTP request header, cookies are named `Cookie`.
2510 downloadRequest.addRequestHeader("Cookie", cookies);
2513 // Get the file name from `dialogFragment`.
2514 EditText downloadImageNameEditText = dialogFragment.getDialog().findViewById(R.id.download_image_name);
2515 String imageName = downloadImageNameEditText.getText().toString();
2517 // Once we have `WRITE_EXTERNAL_STORAGE` permissions we can use `setDestinationInExternalPublicDir`.
2518 if (Build.VERSION.SDK_INT >= 23) { // If API >= 23, set the download save in the the `DIRECTORY_DOWNLOADS` using `imageName`.
2519 downloadRequest.setDestinationInExternalFilesDir(this, "/", imageName);
2520 } else { // Only set the title using `imageName`.
2521 downloadRequest.setTitle(imageName);
2524 // Allow `MediaScanner` to index the download if it is a media file.
2525 downloadRequest.allowScanningByMediaScanner();
2527 // Add the URL as the description for the download.
2528 downloadRequest.setDescription(imageUrl);
2530 // Show the download notification after the download is completed.
2531 downloadRequest.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
2533 // Remove the lint warning below that `downloadManager` might be `null`.
2534 assert downloadManager != null;
2536 // Initiate the download.
2537 downloadManager.enqueue(downloadRequest);
2538 } else { // The image is not an HTTP or HTTPS URI.
2539 Snackbar.make(mainWebView, R.string.cannot_download_image, Snackbar.LENGTH_INDEFINITE).show();
2544 public void onDownloadFile(AppCompatDialogFragment dialogFragment, String downloadUrl) {
2545 // Download the file if it has an HTTP or HTTPS URI.
2546 if (downloadUrl.startsWith("http")) {
2548 // Get a handle for the system `DOWNLOAD_SERVICE`.
2549 DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
2551 // Parse `downloadUrl`.
2552 DownloadManager.Request downloadRequest = new DownloadManager.Request(Uri.parse(downloadUrl));
2554 // Pass cookies to download manager if cookies are enabled. This is required to download files from websites that require a login.
2555 // Code contributed 2017 Hendrik Knackstedt. Copyright assigned to Soren Stoutner <soren@stoutner.com>.
2556 if (firstPartyCookiesEnabled) {
2557 // Get the cookies for `downloadUrl`.
2558 String cookies = cookieManager.getCookie(downloadUrl);
2560 // Add the cookies to `downloadRequest`. In the HTTP request header, cookies are named `Cookie`.
2561 downloadRequest.addRequestHeader("Cookie", cookies);
2564 // Get the file name from `dialogFragment`.
2565 EditText downloadFileNameEditText = dialogFragment.getDialog().findViewById(R.id.download_file_name);
2566 String fileName = downloadFileNameEditText.getText().toString();
2568 // Once we have `WRITE_EXTERNAL_STORAGE` permissions we can use `setDestinationInExternalPublicDir`.
2569 if (Build.VERSION.SDK_INT >= 23) { // If API >= 23, set the download location to `/sdcard/Android/data/com.stoutner.privacybrowser.standard/files` named `fileName`.
2570 downloadRequest.setDestinationInExternalFilesDir(this, "/", fileName);
2571 } else { // Only set the title using `fileName`.
2572 downloadRequest.setTitle(fileName);
2575 // Allow `MediaScanner` to index the download if it is a media file.
2576 downloadRequest.allowScanningByMediaScanner();
2578 // Add the URL as the description for the download.
2579 downloadRequest.setDescription(downloadUrl);
2581 // Show the download notification after the download is completed.
2582 downloadRequest.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
2584 // Remove the lint warning below that `downloadManager` might be `null`.
2585 assert downloadManager != null;
2587 // Initiate the download.
2588 downloadManager.enqueue(downloadRequest);
2589 } else { // The download is not an HTTP or HTTPS URI.
2590 Snackbar.make(mainWebView, R.string.cannot_download_file, Snackbar.LENGTH_INDEFINITE).show();
2595 public void onSaveBookmark(AppCompatDialogFragment dialogFragment, int selectedBookmarkDatabaseId) {
2596 // Get handles for the views from `dialogFragment`.
2597 EditText editBookmarkNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_name_edittext);
2598 EditText editBookmarkUrlEditText = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_url_edittext);
2599 RadioButton currentBookmarkIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_bookmark_current_icon_radiobutton);
2601 // Store the bookmark strings.
2602 String bookmarkNameString = editBookmarkNameEditText.getText().toString();
2603 String bookmarkUrlString = editBookmarkUrlEditText.getText().toString();
2605 // Update the bookmark.
2606 if (currentBookmarkIconRadioButton.isChecked()) { // Update the bookmark without changing the favorite icon.
2607 bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString);
2608 } else { // Update the bookmark using the `WebView` favorite icon.
2609 // Convert the favorite icon to a byte array. `0` is for lossless compression (the only option for a PNG).
2610 ByteArrayOutputStream newFavoriteIconByteArrayOutputStream = new ByteArrayOutputStream();
2611 favoriteIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, newFavoriteIconByteArrayOutputStream);
2612 byte[] newFavoriteIconByteArray = newFavoriteIconByteArrayOutputStream.toByteArray();
2614 // Update the bookmark and the favorite icon.
2615 bookmarksDatabaseHelper.updateBookmark(selectedBookmarkDatabaseId, bookmarkNameString, bookmarkUrlString, newFavoriteIconByteArray);
2618 // Update `bookmarksCursor` with the current contents of this folder.
2619 bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksCursorByDisplayOrder(currentBookmarksFolder);
2621 // Update the `ListView`.
2622 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2626 public void onSaveBookmarkFolder(AppCompatDialogFragment dialogFragment, int selectedFolderDatabaseId) {
2627 // Get handles for the views from `dialogFragment`.
2628 EditText editFolderNameEditText = dialogFragment.getDialog().findViewById(R.id.edit_folder_name_edittext);
2629 RadioButton currentFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_current_icon_radiobutton);
2630 RadioButton defaultFolderIconRadioButton = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_radiobutton);
2631 ImageView folderIconImageView = dialogFragment.getDialog().findViewById(R.id.edit_folder_default_icon_imageview);
2633 // Get the new folder name.
2634 String newFolderNameString = editFolderNameEditText.getText().toString();
2636 // Check if the favorite icon has changed.
2637 if (currentFolderIconRadioButton.isChecked()) { // Only the name has changed.
2638 // Update the name in the database.
2639 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString);
2640 } else if (!currentFolderIconRadioButton.isChecked() && newFolderNameString.equals(oldFolderNameString)) { // Only the icon has changed.
2641 // Get the new folder icon `Bitmap`.
2642 Bitmap folderIconBitmap;
2643 if (defaultFolderIconRadioButton.isChecked()) {
2644 // Get the default folder icon and convert it to a `Bitmap`.
2645 Drawable folderIconDrawable = folderIconImageView.getDrawable();
2646 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2647 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2648 } else { // Use the `WebView` favorite icon.
2649 folderIconBitmap = favoriteIconBitmap;
2652 // Convert the folder `Bitmap` to a byte array. `0` is for lossless compression (the only option for a PNG).
2653 ByteArrayOutputStream folderIconByteArrayOutputStream = new ByteArrayOutputStream();
2654 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream);
2655 byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
2657 // Update the folder icon in the database.
2658 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, folderIconByteArray);
2659 } else { // The folder icon and the name have changed.
2660 // Get the new folder icon `Bitmap`.
2661 Bitmap folderIconBitmap;
2662 if (defaultFolderIconRadioButton.isChecked()) {
2663 // Get the default folder icon and convert it to a `Bitmap`.
2664 Drawable folderIconDrawable = folderIconImageView.getDrawable();
2665 BitmapDrawable folderIconBitmapDrawable = (BitmapDrawable) folderIconDrawable;
2666 folderIconBitmap = folderIconBitmapDrawable.getBitmap();
2667 } else { // Use the `WebView` favorite icon.
2668 folderIconBitmap = MainWebViewActivity.favoriteIconBitmap;
2671 // Convert the folder `Bitmap` to a byte array. `0` is for lossless compression (the only option for a PNG).
2672 ByteArrayOutputStream folderIconByteArrayOutputStream = new ByteArrayOutputStream();
2673 folderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, folderIconByteArrayOutputStream);
2674 byte[] folderIconByteArray = folderIconByteArrayOutputStream.toByteArray();
2676 // Update the folder name and icon in the database.
2677 bookmarksDatabaseHelper.updateFolder(selectedFolderDatabaseId, oldFolderNameString, newFolderNameString, folderIconByteArray);
2680 // Update `bookmarksCursor` with the current contents of this folder.
2681 bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksCursorByDisplayOrder(currentBookmarksFolder);
2683 // Update the `ListView`.
2684 bookmarksCursorAdapter.changeCursor(bookmarksCursor);
2688 public void onHttpAuthenticationCancel() {
2689 // Cancel the `HttpAuthHandler`.
2690 httpAuthHandler.cancel();
2694 public void onHttpAuthenticationProceed(AppCompatDialogFragment dialogFragment) {
2695 // Get handles for the `EditTexts`.
2696 EditText usernameEditText = dialogFragment.getDialog().findViewById(R.id.http_authentication_username);
2697 EditText passwordEditText = dialogFragment.getDialog().findViewById(R.id.http_authentication_password);
2699 // Proceed with the HTTP authentication.
2700 httpAuthHandler.proceed(usernameEditText.getText().toString(), passwordEditText.getText().toString());
2703 public void viewSslCertificate(View view) {
2704 // Show the `ViewSslCertificateDialog` `AlertDialog` and name this instance `@string/view_ssl_certificate`.
2705 DialogFragment viewSslCertificateDialogFragment = new ViewSslCertificateDialog();
2706 viewSslCertificateDialogFragment.show(getFragmentManager(), getString(R.string.view_ssl_certificate));
2710 public void onSslErrorCancel() {
2711 sslErrorHandler.cancel();
2715 public void onSslErrorProceed() {
2716 sslErrorHandler.proceed();
2720 public void onSslMismatchBack() {
2721 if (mainWebView.canGoBack()) { // There is a back page in the history.
2722 // Set `navigatingHistory` so that the domain settings are applied when the new URL is loaded.
2723 navigatingHistory = true;
2726 mainWebView.goBack();
2727 } else { // There are no pages to go back to.
2728 // Load a blank page
2734 public void onSslMismatchProceed() {
2735 // Do not check the pinned SSL certificate for this domain again until the domain changes.
2736 ignorePinnedSslCertificate = true;
2740 public void onUrlHistoryEntrySelected(int moveBackOrForwardSteps) {
2741 // Set `navigatingHistory` so that the domain settings are applied when the new URL is loaded.
2742 navigatingHistory = true;
2744 // Load the history entry.
2745 mainWebView.goBackOrForward(moveBackOrForwardSteps);
2749 public void onClearHistory() {
2750 // Clear the history.
2751 mainWebView.clearHistory();
2754 // Override `onBackPressed` to handle the navigation drawer and `mainWebView`.
2756 public void onBackPressed() {
2757 if (drawerLayout.isDrawerVisible(GravityCompat.START)) { // The navigation drawer is open.
2758 // Close the navigation drawer.
2759 drawerLayout.closeDrawer(GravityCompat.START);
2760 } else if (drawerLayout.isDrawerVisible(GravityCompat.END)){ // The bookmarks drawer is open.
2761 if (currentBookmarksFolder.isEmpty()) { // The home folder is displayed.
2762 // close the bookmarks drawer.
2763 drawerLayout.closeDrawer(GravityCompat.END);
2764 } else { // A subfolder is displayed.
2765 // Place the former parent folder in `currentFolder`.
2766 currentBookmarksFolder = bookmarksDatabaseHelper.getParentFolder(currentBookmarksFolder);
2768 // Load the new folder.
2769 loadBookmarksFolder();
2772 } else if (mainWebView.canGoBack()) { // There is at least one item in the `WebView` history.
2773 // Set `navigatingHistory` so that the domain settings are applied when the new URL is loaded.
2774 navigatingHistory = true;
2777 mainWebView.goBack();
2778 } else { // There isn't anything to do in Privacy Browser.
2779 // Pass `onBackPressed()` to the system.
2780 super.onBackPressed();
2784 private void loadUrlFromTextBox() throws UnsupportedEncodingException {
2785 // Get the text from urlTextBox and convert it to a string. trim() removes white spaces from the beginning and end of the string.
2786 String unformattedUrlString = urlTextBox.getText().toString().trim();
2788 // Check to see if `unformattedUrlString` is a valid URL. Otherwise, convert it into a search.
2789 if ((Patterns.WEB_URL.matcher(unformattedUrlString).matches()) || (unformattedUrlString.startsWith("http://")) || (unformattedUrlString.startsWith("https://"))) {
2790 // Add `http://` at the beginning if it is missing. Otherwise the app will segfault.
2791 if (!unformattedUrlString.startsWith("http")) {
2792 unformattedUrlString = "http://" + unformattedUrlString;
2795 // Initialize `unformattedUrl`.
2796 URL unformattedUrl = null;
2798 // Convert `unformattedUrlString` to a `URL`, then to a `URI`, and then back to a `String`, which sanitizes the input and adds in any missing components.
2800 unformattedUrl = new URL(unformattedUrlString);
2801 } catch (MalformedURLException e) {
2802 e.printStackTrace();
2805 // The ternary operator (? :) makes sure that a null pointer exception is not thrown, which would happen if `.get` was called on a `null` value.
2806 final String scheme = unformattedUrl != null ? unformattedUrl.getProtocol() : null;
2807 final String authority = unformattedUrl != null ? unformattedUrl.getAuthority() : null;
2808 final String path = unformattedUrl != null ? unformattedUrl.getPath() : null;
2809 final String query = unformattedUrl != null ? unformattedUrl.getQuery() : null;
2810 final String fragment = unformattedUrl != null ? unformattedUrl.getRef() : null;
2813 Uri.Builder formattedUri = new Uri.Builder();
2814 formattedUri.scheme(scheme).authority(authority).path(path).query(query).fragment(fragment);
2816 // Decode `formattedUri` as a `String` in `UTF-8`.
2817 formattedUrlString = URLDecoder.decode(formattedUri.build().toString(), "UTF-8");
2819 // Sanitize the search input and convert it to a search.
2820 final String encodedUrlString = URLEncoder.encode(unformattedUrlString, "UTF-8");
2822 // Add the base search URL.
2823 formattedUrlString = searchURL + encodedUrlString;
2826 // Clear the focus from the URL text box. Otherwise, proximate typing in the box will retain the colorized formatting instead of being reset during refocus.
2827 urlTextBox.clearFocus();
2829 loadUrl(formattedUrlString);
2833 private void loadUrl(String url) {
2834 // Apply any custom domain settings.
2835 applyDomainSettings(url, true);
2838 mainWebView.loadUrl(url, customHeaders);
2840 // Set `urlIsLoading` to prevent changes in the user agent on websites with redirects from reloading the current website.
2841 urlIsLoading = true;
2844 public void findPreviousOnPage(View view) {
2845 // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards.
2846 mainWebView.findNext(false);
2849 public void findNextOnPage(View view) {
2850 // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards.
2851 mainWebView.findNext(true);
2854 public void closeFindOnPage(View view) {
2855 // Delete the contents of `find_on_page_edittext`.
2856 findOnPageEditText.setText(null);
2858 // Clear the highlighted phrases.
2859 mainWebView.clearMatches();
2861 // Hide the Find on Page `RelativeLayout`.
2862 findOnPageLinearLayout.setVisibility(View.GONE);
2864 // Show the URL app bar.
2865 supportAppBar.setVisibility(View.VISIBLE);
2867 // Hide the keyboard so we can see the webpage. `0` indicates no additional flags.
2868 inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
2871 private void applyAppSettings() {
2872 // Get a handle for the shared preferences.
2873 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
2875 // Store the values from the shared preferences in variables.
2876 String homepageString = sharedPreferences.getString("homepage", "https://start.duckduckgo.com");
2877 String torHomepageString = sharedPreferences.getString("tor_homepage", "https://3g2upl4pq6kufc4m.onion");
2878 String torSearchString = sharedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
2879 String torSearchCustomURLString = sharedPreferences.getString("tor_search_custom_url", "");
2880 String searchString = sharedPreferences.getString("search", "https://duckduckgo.com/html/?q=");
2881 String searchCustomURLString = sharedPreferences.getString("search_custom_url", "");
2882 easyListEnabled = sharedPreferences.getBoolean("easylist", true);
2883 easyPrivacyEnabled = sharedPreferences.getBoolean("easyprivacy", true);
2884 fanboyAnnoyanceListEnabled = sharedPreferences.getBoolean("fanboy_annoyance_list", true);
2885 fanboySocialBlockingListEnabled = sharedPreferences.getBoolean("fanboy_social_blocking_list", true);
2886 incognitoModeEnabled = sharedPreferences.getBoolean("incognito_mode", false);
2887 boolean doNotTrackEnabled = sharedPreferences.getBoolean("do_not_track", false);
2888 boolean proxyThroughOrbot = sharedPreferences.getBoolean("proxy_through_orbot", false);
2889 fullScreenBrowsingModeEnabled = sharedPreferences.getBoolean("full_screen_browsing_mode", false);
2890 hideSystemBarsOnFullscreen = sharedPreferences.getBoolean("hide_system_bars", false);
2891 translucentNavigationBarOnFullscreen = sharedPreferences.getBoolean("translucent_navigation_bar", true);
2892 swipeToRefreshEnabled = sharedPreferences.getBoolean("swipe_to_refresh", false);
2893 displayWebpageImagesBoolean = sharedPreferences.getBoolean("display_webpage_images", true);
2895 // Set the homepage, search, and proxy options.
2896 if (proxyThroughOrbot) { // Set the Tor options.
2897 // Set `torHomepageString` as `homepage`.
2898 homepage = torHomepageString;
2900 // If formattedUrlString is null assign the homepage to it.
2901 if (formattedUrlString == null) {
2902 formattedUrlString = homepage;
2905 // Set the search URL.
2906 if (torSearchString.equals("Custom URL")) { // Get the custom URL string.
2907 searchURL = torSearchCustomURLString;
2908 } else { // Use the string from the pre-built list.
2909 searchURL = torSearchString;
2912 // Set the proxy. `this` refers to the current activity where an `AlertDialog` might be displayed.
2913 OrbotProxyHelper.setProxy(getApplicationContext(), this, "localhost", "8118");
2915 // Set the `appBar` background to indicate proxying through Orbot is enabled. `this` refers to the context.
2917 appBar.setBackgroundDrawable(ContextCompat.getDrawable(this, R.color.dark_blue_30));
2919 appBar.setBackgroundDrawable(ContextCompat.getDrawable(this, R.color.blue_50));
2922 // Display a message to the user if we are waiting on Orbot.
2923 if (!orbotStatus.equals("ON")) {
2924 // Set `waitingForOrbot`.
2925 waitingForOrbot = true;
2927 // Load a waiting page. `null` specifies no encoding, which defaults to ASCII.
2928 mainWebView.loadData(waitingForOrbotHTMLString, "text/html", null);
2930 } else { // Set the non-Tor options.
2931 // Set `homepageString` as `homepage`.
2932 homepage = homepageString;
2934 // If formattedUrlString is null assign the homepage to it.
2935 if (formattedUrlString == null) {
2936 formattedUrlString = homepage;
2939 // Set the search URL.
2940 if (searchString.equals("Custom URL")) { // Get the custom URL string.
2941 searchURL = searchCustomURLString;
2942 } else { // Use the string from the pre-built list.
2943 searchURL = searchString;
2946 // Reset the proxy to default. The host is `""` and the port is `"0"`.
2947 OrbotProxyHelper.setProxy(getApplicationContext(), this, "", "0");
2949 // Set the default `appBar` background. `this` refers to the context.
2951 appBar.setBackgroundDrawable(ContextCompat.getDrawable(this, R.color.gray_900));
2953 appBar.setBackgroundDrawable(ContextCompat.getDrawable(this, R.color.gray_100));
2956 // Reset `waitingForOrbot.
2957 waitingForOrbot = false;
2960 // Set swipe to refresh.
2961 swipeRefreshLayout.setEnabled(swipeToRefreshEnabled);
2963 // Set Do Not Track status.
2964 if (doNotTrackEnabled) {
2965 customHeaders.put("DNT", "1");
2967 customHeaders.remove("DNT");
2970 // Apply the appropriate full screen mode the `SYSTEM_UI` flags.
2971 if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) {
2972 if (hideSystemBarsOnFullscreen) { // Hide everything.
2973 // Remove the translucent navigation setting if it is currently flagged.
2974 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
2976 // Remove the translucent status bar overlay.
2977 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
2979 // Remove the translucent status bar overlay on the `Drawer Layout`, which is special and needs its own command.
2980 drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
2982 /* SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
2983 * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
2984 * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
2986 rootCoordinatorLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
2987 } else { // Hide everything except the status and navigation bars.
2988 // Add the translucent status flag if it is unset.
2989 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
2991 if (translucentNavigationBarOnFullscreen) {
2992 // Set the navigation bar to be translucent.
2993 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
2995 // Set the navigation bar to be black.
2996 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
2999 } else { // Switch to normal viewing mode.
3000 // Reset `inFullScreenBrowsingMode` to `false`.
3001 inFullScreenBrowsingMode = false;
3003 // Show the `appBar` if `findOnPageLinearLayout` is not visible.
3004 if (findOnPageLinearLayout.getVisibility() == View.GONE) {
3008 // Show the `BannerAd` in the free flavor.
3009 if (BuildConfig.FLAVOR.contentEquals("free")) {
3010 // Reload the ad. Because the screen may have rotated, we need to use `reloadAfterRotate`.
3011 BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
3013 // Reinitialize the `adView` variable, as the `View` will have been removed and re-added by `BannerAd.reloadAfterRotate()`.
3014 adView = findViewById(R.id.adview);
3017 // Remove the translucent navigation bar flag if it is set.
3018 getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
3020 // Add the translucent status flag if it is unset. This also resets `drawerLayout's` `View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN`.
3021 getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
3023 // Remove any `SYSTEM_UI` flags from `rootCoordinatorLayout`.
3024 rootCoordinatorLayout.setSystemUiVisibility(0);
3026 // Constrain `rootCoordinatorLayout` inside the status and navigation bars.
3027 rootCoordinatorLayout.setFitsSystemWindows(true);
3032 // The deprecated `.getDrawable()` must be used until the minimum API >= 21.
3033 @SuppressWarnings("deprecation")
3034 private void applyDomainSettings(String url, boolean resetFavoriteIcon) {
3035 // Reset `navigatingHistory`.
3036 navigatingHistory = false;
3038 // Parse the URL into a URI.
3039 Uri uri = Uri.parse(url);
3041 // Extract the domain from `uri`.
3042 String hostName = uri.getHost();
3044 // Initialize `loadingNewDomainName`.
3045 boolean loadingNewDomainName;
3047 // If either `hostName` or `currentDomainName` are `null`, run the options for loading a new domain name.
3048 // The lint suggestion to simplify the `if` statement is incorrect, because `hostName.equals(currentDomainName)` can produce a `null object reference.`
3049 //noinspection SimplifiableIfStatement
3050 if ((hostName == null) || (currentDomainName == null)) {
3051 loadingNewDomainName = true;
3052 } else { // Determine if `hostName` equals `currentDomainName`.
3053 loadingNewDomainName = !hostName.equals(currentDomainName);
3056 // Only apply the domain settings if a new domain is being loaded. This allows the user to set temporary settings for JavaScript, cookies, DOM storage, etc.
3057 if (loadingNewDomainName) {
3058 // Set the new `hostname` as the `currentDomainName`.
3059 currentDomainName = hostName;
3061 // Reset `ignorePinnedSslCertificate`.
3062 ignorePinnedSslCertificate = false;
3064 // Reset the favorite icon if specified.
3065 if (resetFavoriteIcon) {
3066 favoriteIconBitmap = favoriteIconDefaultBitmap;
3067 favoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(favoriteIconBitmap, 64, 64, true));
3070 // Initialize the database handler. `this` specifies the context. The two `nulls` do not specify the database name or a `CursorFactory`.
3071 // The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
3072 DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(this, null, null, 0);
3074 // Get a full cursor from `domainsDatabaseHelper`.
3075 Cursor domainNameCursor = domainsDatabaseHelper.getDomainNameCursorOrderedByDomain();
3077 // Initialize `domainSettingsSet`.
3078 Set<String> domainSettingsSet = new HashSet<>();
3080 // Get the domain name column index.
3081 int domainNameColumnIndex = domainNameCursor.getColumnIndex(DomainsDatabaseHelper.DOMAIN_NAME);
3083 // Populate `domainSettingsSet`.
3084 for (int i = 0; i < domainNameCursor.getCount(); i++) {
3085 // Move `domainsCursor` to the current row.
3086 domainNameCursor.moveToPosition(i);
3088 // Store the domain name in `domainSettingsSet`.
3089 domainSettingsSet.add(domainNameCursor.getString(domainNameColumnIndex));
3092 // Close `domainNameCursor.
3093 domainNameCursor.close();
3095 // Initialize variables to track if domain settings will be applied and, if so, under which name.
3096 domainSettingsApplied = false;
3097 String domainNameInDatabase = null;
3099 // Check the hostname.
3100 if (domainSettingsSet.contains(hostName)) {
3101 domainSettingsApplied = true;
3102 domainNameInDatabase = hostName;
3105 // If `hostName` is not `null`, check all the subdomains of `hostName` against wildcard domains in `domainCursor`.
3106 if (hostName != null) {
3107 while (hostName.contains(".") && !domainSettingsApplied) { // Stop checking if we run out of `.` or if we already know that `domainSettingsApplied` is `true`.
3108 if (domainSettingsSet.contains("*." + hostName)) { // Check the host name prepended by `*.`.
3109 domainSettingsApplied = true;
3110 domainNameInDatabase = "*." + hostName;
3113 // Strip out the lowest subdomain of `host`.
3114 hostName = hostName.substring(hostName.indexOf(".") + 1);
3118 // Get a handle for the shared preference. `this` references the current context.
3119 SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
3121 // Store the general preference information.
3122 String defaultFontSizeString = sharedPreferences.getString("default_font_size", "100");
3123 String defaultUserAgentString = sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0");
3124 String defaultCustomUserAgentString = sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0");
3125 nightMode = sharedPreferences.getBoolean("night_mode", false);
3127 if (domainSettingsApplied) { // The url we are loading has custom domain settings.
3128 // Get a cursor for the current host and move it to the first position.
3129 Cursor currentHostDomainSettingsCursor = domainsDatabaseHelper.getCursorForDomainName(domainNameInDatabase);
3130 currentHostDomainSettingsCursor.moveToFirst();
3132 // Get the settings from the cursor.
3133 domainSettingsDatabaseId = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper._ID)));
3134 javaScriptEnabled = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)) == 1);
3135 firstPartyCookiesEnabled = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FIRST_PARTY_COOKIES)) == 1);
3136 thirdPartyCookiesEnabled = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_THIRD_PARTY_COOKIES)) == 1);
3137 domStorageEnabled = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)) == 1);
3138 saveFormDataEnabled = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FORM_DATA)) == 1);
3139 String userAgentString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.USER_AGENT));
3140 int fontSize = currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.FONT_SIZE));
3141 displayWebpageImagesInt = currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.DISPLAY_IMAGES));
3142 int nightModeInt = currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.NIGHT_MODE));
3143 pinnedDomainSslCertificate = (currentHostDomainSettingsCursor.getInt(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)) == 1);
3144 pinnedDomainSslIssuedToCNameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME));
3145 pinnedDomainSslIssuedToONameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION));
3146 pinnedDomainSslIssuedToUNameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT));
3147 pinnedDomainSslIssuedByCNameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME));
3148 pinnedDomainSslIssuedByONameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION));
3149 pinnedDomainSslIssuedByUNameString = currentHostDomainSettingsCursor.getString(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT));
3151 // Set `nightMode` according to `nightModeInt`. If `nightModeInt` is `DomainsDatabaseHelper.NIGHT_MODE_SYSTEM_DEFAULT` the current setting from `sharedPreferences` will be used.
3152 switch (nightModeInt) {
3153 case DomainsDatabaseHelper.NIGHT_MODE_ENABLED:
3157 case DomainsDatabaseHelper.NIGHT_MODE_DISABLED:
3162 // Set `javaScriptEnabled` to be `true` if `night_mode` is `true`.
3164 javaScriptEnabled = true;
3167 // Set the pinned SSL certificate start date to `null` if the saved date `long` is 0.
3168 if (currentHostDomainSettingsCursor.getLong(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_START_DATE)) == 0) {
3169 pinnedDomainSslStartDate = null;
3171 pinnedDomainSslStartDate = new Date(currentHostDomainSettingsCursor.getLong(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_START_DATE)));
3174 // Set the pinned SSL certificate end date to `null` if the saved date `long` is 0.
3175 if (currentHostDomainSettingsCursor.getLong(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_END_DATE)) == 0) {
3176 pinnedDomainSslEndDate = null;
3178 pinnedDomainSslEndDate = new Date(currentHostDomainSettingsCursor.getLong(currentHostDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_END_DATE)));
3181 // Close `currentHostDomainSettingsCursor`.
3182 currentHostDomainSettingsCursor.close();
3184 // Apply the domain settings.
3185 mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
3186 cookieManager.setAcceptCookie(firstPartyCookiesEnabled);
3187 mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
3188 mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
3190 // Apply the font size.
3191 if (fontSize == 0) { // Apply the default font size.
3192 mainWebView.getSettings().setTextZoom(Integer.valueOf(defaultFontSizeString));
3193 } else { // Apply the specified font size.
3194 mainWebView.getSettings().setTextZoom(fontSize);
3197 // Set third-party cookies status if API >= 21.
3198 if (Build.VERSION.SDK_INT >= 21) {
3199 cookieManager.setAcceptThirdPartyCookies(mainWebView, thirdPartyCookiesEnabled);
3202 // Only set the user agent if the webpage is not currently loading. Otherwise, changing the user agent on redirects can cause the original website to reload.
3203 // <https://redmine.stoutner.com/issues/160>
3204 if (!urlIsLoading) {
3205 switch (userAgentString) {
3206 case "System default user agent":
3207 // Set the user agent according to the system default.
3208 switch (defaultUserAgentString) {
3209 case "WebView default user agent":
3210 // Set the user agent to `""`, which uses the default value.
3211 mainWebView.getSettings().setUserAgentString("");
3214 case "Custom user agent":
3215 // Set the custom user agent.
3216 mainWebView.getSettings().setUserAgentString(defaultCustomUserAgentString);
3220 // Use the selected user agent.
3221 mainWebView.getSettings().setUserAgentString(defaultUserAgentString);
3225 case "WebView default user agent":
3226 // Set the user agent to `""`, which uses the default value.
3227 mainWebView.getSettings().setUserAgentString("");
3231 // Use the selected user agent.
3232 mainWebView.getSettings().setUserAgentString(userAgentString);
3235 // Store the applied user agent string.
3236 appliedUserAgentString = mainWebView.getSettings().getUserAgentString();
3239 // Set a green background on `urlTextBox` to indicate that custom domain settings are being used. We have to use the deprecated `.getDrawable()` until the minimum API >= 21.
3241 urlAppBarRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_dark_blue));
3243 urlAppBarRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_light_green));
3245 } else { // The URL we are loading does not have custom domain settings. Load the defaults.
3246 // Store the values from `sharedPreferences` in variables.
3247 javaScriptEnabled = sharedPreferences.getBoolean("javascript_enabled", false);
3248 firstPartyCookiesEnabled = sharedPreferences.getBoolean("first_party_cookies_enabled", false);
3249 thirdPartyCookiesEnabled = sharedPreferences.getBoolean("third_party_cookies_enabled", false);
3250 domStorageEnabled = sharedPreferences.getBoolean("dom_storage_enabled", false);
3251 saveFormDataEnabled = sharedPreferences.getBoolean("save_form_data_enabled", false);
3253 // Set `javaScriptEnabled` to be `true` if `night_mode` is `true`.
3255 javaScriptEnabled = true;
3258 // Apply the default settings.
3259 mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
3260 cookieManager.setAcceptCookie(firstPartyCookiesEnabled);
3261 mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
3262 mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
3263 mainWebView.getSettings().setTextZoom(Integer.valueOf(defaultFontSizeString));
3265 // Reset the pinned SSL certificate information.
3266 domainSettingsDatabaseId = -1;
3267 pinnedDomainSslCertificate = false;
3268 pinnedDomainSslIssuedToCNameString = "";
3269 pinnedDomainSslIssuedToONameString = "";
3270 pinnedDomainSslIssuedToUNameString = "";
3271 pinnedDomainSslIssuedByCNameString = "";
3272 pinnedDomainSslIssuedByONameString = "";
3273 pinnedDomainSslIssuedByUNameString = "";
3274 pinnedDomainSslStartDate = null;
3275 pinnedDomainSslEndDate = null;
3277 // Set third-party cookies status if API >= 21.
3278 if (Build.VERSION.SDK_INT >= 21) {
3279 cookieManager.setAcceptThirdPartyCookies(mainWebView, thirdPartyCookiesEnabled);
3282 // Only set the user agent if the webpage is not currently loading. Otherwise, changing the user agent on redirects can cause the original website to reload.
3283 // <https://redmine.stoutner.com/issues/160>
3284 if (!urlIsLoading) {
3285 switch (defaultUserAgentString) {
3286 case "WebView default user agent":
3287 // Set the user agent to `""`, which uses the default value.
3288 mainWebView.getSettings().setUserAgentString("");
3291 case "Custom user agent":
3292 // Set the custom user agent.
3293 mainWebView.getSettings().setUserAgentString(defaultCustomUserAgentString);
3297 // Use the selected user agent.
3298 mainWebView.getSettings().setUserAgentString(defaultUserAgentString);
3301 // Store the applied user agent string.
3302 appliedUserAgentString = mainWebView.getSettings().getUserAgentString();
3305 // Set a transparent background on `urlTextBox`. We have to use the deprecated `.getDrawable()` until the minimum API >= 21.
3306 urlAppBarRelativeLayout.setBackgroundDrawable(getResources().getDrawable(R.color.transparent));
3309 // Close `domainsDatabaseHelper`.
3310 domainsDatabaseHelper.close();
3312 // Remove the `onTheFlyDisplayImagesSet` flag and set the display webpage images mode. `true` indicates that custom domain settings are applied.
3313 onTheFlyDisplayImagesSet = false;
3314 setDisplayWebpageImages();
3316 // Update the privacy icons, but only if `mainMenu` has already been populated.
3317 if (mainMenu != null) {
3318 updatePrivacyIcons(true);
3323 private void setDisplayWebpageImages() {
3324 if (!onTheFlyDisplayImagesSet) {
3325 if (domainSettingsApplied) { // Custom domain settings are applied.
3326 switch (displayWebpageImagesInt) {
3327 case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_SYSTEM_DEFAULT:
3328 mainWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImagesBoolean);
3331 case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_ENABLED:
3332 mainWebView.getSettings().setLoadsImagesAutomatically(true);
3335 case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_DISABLED:
3336 mainWebView.getSettings().setLoadsImagesAutomatically(false);
3339 } else { // Default settings are applied.
3340 mainWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImagesBoolean);
3345 private void updatePrivacyIcons(boolean runInvalidateOptionsMenu) {
3346 // Get handles for the icons.
3347 MenuItem privacyIconMenuItem = mainMenu.findItem(R.id.toggle_javascript);
3348 MenuItem firstPartyCookiesIconMenuItem = mainMenu.findItem(R.id.toggle_first_party_cookies);
3349 MenuItem domStorageIconMenuItem = mainMenu.findItem(R.id.toggle_dom_storage);
3350 MenuItem formDataIconMenuItem = mainMenu.findItem(R.id.toggle_save_form_data);
3352 // Update `privacyIcon`.
3353 if (javaScriptEnabled) { // JavaScript is enabled.
3354 privacyIconMenuItem.setIcon(R.drawable.javascript_enabled);
3355 } else if (firstPartyCookiesEnabled) { // JavaScript is disabled but cookies are enabled.
3356 privacyIconMenuItem.setIcon(R.drawable.warning);
3357 } else { // All the dangerous features are disabled.
3358 privacyIconMenuItem.setIcon(R.drawable.privacy_mode);
3361 // Update `firstPartyCookiesIcon`.
3362 if (firstPartyCookiesEnabled) { // First-party cookies are enabled.
3363 firstPartyCookiesIconMenuItem.setIcon(R.drawable.cookies_enabled);
3364 } else { // First-party cookies are disabled.
3366 firstPartyCookiesIconMenuItem.setIcon(R.drawable.cookies_disabled_dark);
3368 firstPartyCookiesIconMenuItem.setIcon(R.drawable.cookies_disabled_light);
3372 // Update `domStorageIcon`.
3373 if (javaScriptEnabled && domStorageEnabled) { // Both JavaScript and DOM storage are enabled.
3374 domStorageIconMenuItem.setIcon(R.drawable.dom_storage_enabled);
3375 } else if (javaScriptEnabled) { // JavaScript is enabled but DOM storage is disabled.
3377 domStorageIconMenuItem.setIcon(R.drawable.dom_storage_disabled_dark);
3379 domStorageIconMenuItem.setIcon(R.drawable.dom_storage_disabled_light);
3381 } else { // JavaScript is disabled, so DOM storage is ghosted.
3383 domStorageIconMenuItem.setIcon(R.drawable.dom_storage_ghosted_dark);
3385 domStorageIconMenuItem.setIcon(R.drawable.dom_storage_ghosted_light);
3389 // Update `formDataIcon`.
3390 if (saveFormDataEnabled) { // Form data is enabled.
3391 formDataIconMenuItem.setIcon(R.drawable.form_data_enabled);
3392 } else { // Form data is disabled.
3394 formDataIconMenuItem.setIcon(R.drawable.form_data_disabled_dark);
3396 formDataIconMenuItem.setIcon(R.drawable.form_data_disabled_light);
3400 // `invalidateOptionsMenu` calls `onPrepareOptionsMenu()` and redraws the icons in the `AppBar`.
3401 if (runInvalidateOptionsMenu) {
3402 invalidateOptionsMenu();
3406 private void highlightUrlText() {
3407 String urlString = urlTextBox.getText().toString();
3409 if (urlString.startsWith("http://")) { // Highlight the protocol of connections that are not encrypted.
3410 urlTextBox.getText().setSpan(redColorSpan, 0, 7, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
3411 } else if (urlString.startsWith("https://")) { // De-emphasize the protocol of connections that are encrypted.
3412 urlTextBox.getText().setSpan(initialGrayColorSpan, 0, 8, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
3415 // Get the index of the `/` immediately after the domain name.
3416 int endOfDomainName = urlString.indexOf("/", (urlString.indexOf("//") + 2));
3418 // De-emphasize the text after the domain name.
3419 if (endOfDomainName > 0) {
3420 urlTextBox.getText().setSpan(finalGrayColorSpan, endOfDomainName, urlString.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
3424 private void loadBookmarksFolder() {
3425 // Update `bookmarksCursor` with the contents of the bookmarks database for the current folder.
3426 bookmarksCursor = bookmarksDatabaseHelper.getAllBookmarksCursorByDisplayOrder(currentBookmarksFolder);
3428 // Populate the bookmarks cursor adapter. `this` specifies the `Context`. `false` disables `autoRequery`.
3429 bookmarksCursorAdapter = new CursorAdapter(this, bookmarksCursor, false) {
3431 public View newView(Context context, Cursor cursor, ViewGroup parent) {
3432 // Inflate the individual item layout. `false` does not attach it to the root.
3433 return getLayoutInflater().inflate(R.layout.bookmarks_drawer_item_linearlayout, parent, false);
3437 public void bindView(View view, Context context, Cursor cursor) {
3438 // Get handles for the views.
3439 ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon);
3440 TextView bookmarkNameTextView = view.findViewById(R.id.bookmark_name);
3442 // Get the favorite icon byte array from the `Cursor`.
3443 byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON));
3445 // Convert the byte array to a `Bitmap` beginning at the first byte and ending at the last.
3446 Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
3448 // Display the bitmap in `bookmarkFavoriteIcon`.
3449 bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
3451 // Get the bookmark name from the cursor and display it in `bookmarkNameTextView`.
3452 String bookmarkNameString = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
3453 bookmarkNameTextView.setText(bookmarkNameString);
3455 // Make the font bold for folders.
3456 if (cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1) {
3457 bookmarkNameTextView.setTypeface(Typeface.DEFAULT_BOLD);
3458 } else { // Reset the font to default for normal bookmarks.
3459 bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
3464 // Populate the `ListView` with the adapter.
3465 bookmarksListView.setAdapter(bookmarksCursorAdapter);
3467 // Set the bookmarks drawer title.
3468 if (currentBookmarksFolder.isEmpty()) {
3469 bookmarksTitleTextView.setText(R.string.bookmarks);
3471 bookmarksTitleTextView.setText(currentBookmarksFolder);