+ // Store the domain name in `domainSettingsSet`.
+ domainSettingsSet.add(domainNameCursor.getString(domainNameColumnIndex));
+ }
+
+ // Close `domainNameCursor.
+ domainNameCursor.close();
+
+ // Initialize the domain name in database variable.
+ String domainNameInDatabase = null;
+
+ // Check the hostname against the domain settings set.
+ if (domainSettingsSet.contains(newHostName)) { // The hostname is contained in the domain settings set.
+ // Record the domain name in the database.
+ domainNameInDatabase = newHostName;
+
+ // Set the domain settings applied tracker to true.
+ nestedScrollWebView.setDomainSettingsApplied(true);
+ } else { // The hostname is not contained in the domain settings set.
+ // Set the domain settings applied tracker to false.
+ nestedScrollWebView.setDomainSettingsApplied(false);
+ }
+
+ // Check all the subdomains of the host name against wildcard domains in the domain cursor.
+ while (!nestedScrollWebView.getDomainSettingsApplied() && newHostName.contains(".")) { // Stop checking if domain settings are already applied or there are no more `.` in the host name.
+ if (domainSettingsSet.contains("*." + newHostName)) { // Check the host name prepended by `*.`.
+ // Set the domain settings applied tracker to true.
+ nestedScrollWebView.setDomainSettingsApplied(true);
+
+ // Store the applied domain names as it appears in the database.
+ domainNameInDatabase = "*." + newHostName;
+ }
+
+ // Strip out the lowest subdomain of of the host name.
+ newHostName = newHostName.substring(newHostName.indexOf(".") + 1);
+ }
+
+
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Store the general preference information.
+ String defaultFontSizeString = sharedPreferences.getString("font_size", getString(R.string.font_size_default_value));
+ String defaultUserAgentName = sharedPreferences.getString("user_agent", getString(R.string.user_agent_default_value));
+ boolean defaultSwipeToRefresh = sharedPreferences.getBoolean("swipe_to_refresh", true);
+ boolean displayWebpageImages = sharedPreferences.getBoolean("display_webpage_images", true);
+ boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
+
+ // Get a handle for the cookie manager.
+ CookieManager cookieManager = CookieManager.getInstance();
+
+ // Get handles for the views.
+ RelativeLayout urlRelativeLayout = findViewById(R.id.url_relativelayout);
+ SwipeRefreshLayout swipeRefreshLayout = findViewById(R.id.swiperefreshlayout);
+
+ // Initialize the user agent array adapter and string array.
+ ArrayAdapter<CharSequence> userAgentNamesArray = ArrayAdapter.createFromResource(this, R.array.user_agent_names, R.layout.spinner_item);
+ String[] userAgentDataArray = getResources().getStringArray(R.array.user_agent_data);
+
+ if (nestedScrollWebView.getDomainSettingsApplied()) { // The url has custom domain settings.
+ // Get a cursor for the current host and move it to the first position.
+ Cursor currentDomainSettingsCursor = domainsDatabaseHelper.getCursorForDomainName(domainNameInDatabase);
+ currentDomainSettingsCursor.moveToFirst();
+
+ // Get the settings from the cursor.
+ nestedScrollWebView.setDomainSettingsDatabaseId(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper._ID)));
+ nestedScrollWebView.setDomainSettingsJavaScriptEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_JAVASCRIPT)) == 1);
+ nestedScrollWebView.setAcceptFirstPartyCookies(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FIRST_PARTY_COOKIES)) == 1);
+ boolean domainThirdPartyCookiesEnabled = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_THIRD_PARTY_COOKIES)) == 1);
+ nestedScrollWebView.getSettings().setDomStorageEnabled(currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_DOM_STORAGE)) == 1);
+ // Form data can be removed once the minimum API >= 26.
+ boolean saveFormData = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FORM_DATA)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.EASY_LIST,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_EASYLIST)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.EASY_PRIVACY,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_EASYPRIVACY)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FANBOYS_ANNOYANCE_LIST)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.FANBOYS_SOCIAL_BLOCKING_LIST,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_FANBOYS_SOCIAL_BLOCKING_LIST)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.ULTRA_PRIVACY,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.ENABLE_ULTRAPRIVACY)) == 1);
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.THIRD_PARTY_REQUESTS,
+ currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.BLOCK_ALL_THIRD_PARTY_REQUESTS)) == 1);
+ String userAgentName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.USER_AGENT));
+ int fontSize = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.FONT_SIZE));
+ int swipeToRefreshInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SWIPE_TO_REFRESH));
+ int nightModeInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.NIGHT_MODE));
+ int displayWebpageImagesInt = currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.DISPLAY_IMAGES));
+ boolean pinnedSslCertificate = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.PINNED_SSL_CERTIFICATE)) == 1);
+ String pinnedSslIssuedToCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_COMMON_NAME));
+ String pinnedSslIssuedToOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATION));
+ String pinnedSslIssuedToUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_TO_ORGANIZATIONAL_UNIT));
+ String pinnedSslIssuedByCName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_COMMON_NAME));
+ String pinnedSslIssuedByOName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATION));
+ String pinnedSslIssuedByUName = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_ISSUED_BY_ORGANIZATIONAL_UNIT));
+ boolean pinnedIpAddresses = (currentDomainSettingsCursor.getInt(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.PINNED_IP_ADDRESSES)) == 1);
+ String pinnedHostIpAddresses = currentDomainSettingsCursor.getString(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.IP_ADDRESSES));
+
+ // Create the pinned SSL date variables.
+ Date pinnedSslStartDate;
+ Date pinnedSslEndDate;
+
+ // Set the pinned SSL certificate start date to `null` if the saved date `long` is 0 because creating a new Date results in an error if the input is 0.
+ if (currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_START_DATE)) == 0) {
+ pinnedSslStartDate = null;
+ } else {
+ pinnedSslStartDate = new Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_START_DATE)));
+ }
+
+ // Set the pinned SSL certificate end date to `null` if the saved date `long` is 0 because creating a new Date results in an error if the input is 0.
+ if (currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_END_DATE)) == 0) {
+ pinnedSslEndDate = null;
+ } else {
+ pinnedSslEndDate = new Date(currentDomainSettingsCursor.getLong(currentDomainSettingsCursor.getColumnIndex(DomainsDatabaseHelper.SSL_END_DATE)));
+ }
+
+ // If there is a pinned SSL certificate, store it in the WebView.
+ if (pinnedSslCertificate) {
+ nestedScrollWebView.setPinnedSslCertificate(pinnedSslIssuedToCName, pinnedSslIssuedToOName, pinnedSslIssuedToUName, pinnedSslIssuedByCName, pinnedSslIssuedByOName, pinnedSslIssuedByUName,
+ pinnedSslStartDate, pinnedSslEndDate);
+ }
+
+ // If there is a pinned IP address, store it in the WebView.
+ if (pinnedIpAddresses) {
+ nestedScrollWebView.setPinnedIpAddresses(pinnedHostIpAddresses);
+ }
+
+ // Set night mode according to the night mode int.
+ switch (nightModeInt) {
+ case DomainsDatabaseHelper.NIGHT_MODE_SYSTEM_DEFAULT:
+ // Set night mode according to the current default.
+ nestedScrollWebView.setNightMode(sharedPreferences.getBoolean("night_mode", false));
+ break;
+
+ case DomainsDatabaseHelper.NIGHT_MODE_ENABLED:
+ // Enable night mode.
+ nestedScrollWebView.setNightMode(true);
+ break;
+
+ case DomainsDatabaseHelper.NIGHT_MODE_DISABLED:
+ // Disable night mode.
+ nestedScrollWebView.setNightMode(false);
+ break;
+ }
+
+ // Enable JavaScript if night mode is enabled.
+ if (nestedScrollWebView.getNightMode()) {
+ // Enable JavaScript.
+ nestedScrollWebView.getSettings().setJavaScriptEnabled(true);
+ } else {
+ // Set JavaScript according to the domain settings.
+ nestedScrollWebView.getSettings().setJavaScriptEnabled(nestedScrollWebView.getDomainSettingsJavaScriptEnabled());
+ }
+
+ // Close the current host domain settings cursor.
+ currentDomainSettingsCursor.close();
+
+ // Apply the domain settings.
+ cookieManager.setAcceptCookie(nestedScrollWebView.getAcceptFirstPartyCookies());
+
+ // Set third-party cookies status if API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ cookieManager.setAcceptThirdPartyCookies(nestedScrollWebView, domainThirdPartyCookiesEnabled);
+ }
+
+ // Apply the form data setting if the API < 26.
+ if (Build.VERSION.SDK_INT < 26) {
+ nestedScrollWebView.getSettings().setSaveFormData(saveFormData);
+ }
+
+ // Apply the font size.
+ if (fontSize == 0) { // Apply the default font size.
+ nestedScrollWebView.getSettings().setTextZoom(Integer.valueOf(defaultFontSizeString));
+ } else { // Apply the specified font size.
+ nestedScrollWebView.getSettings().setTextZoom(fontSize);
+ }
+
+ // 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.
+ // <https://redmine.stoutner.com/issues/160>
+ if (nestedScrollWebView.getProgress() == 100) { // A URL is not loading.
+ // Set the user agent.
+ if (userAgentName.equals(getString(R.string.system_default_user_agent))) { // Use the system default user agent.
+ // Get the array position of the default user agent name.
+ int defaultUserAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName);
+
+ // Set the user agent according to the system default.
+ switch (defaultUserAgentArrayPosition) {
+ case UNRECOGNIZED_USER_AGENT: // The default user agent name is not on the canonical list.
+ // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names.
+ nestedScrollWebView.getSettings().setUserAgentString(defaultUserAgentName);
+ break;
+
+ case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
+ // Set the user agent to `""`, which uses the default value.
+ nestedScrollWebView.getSettings().setUserAgentString("");
+ break;
+
+ case SETTINGS_CUSTOM_USER_AGENT:
+ // Set the default custom user agent.
+ nestedScrollWebView.getSettings().setUserAgentString(sharedPreferences.getString("custom_user_agent", getString(R.string.custom_user_agent_default_value)));
+ break;
+
+ default:
+ // Get the user agent string from the user agent data array
+ nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[defaultUserAgentArrayPosition]);
+ }
+ } else { // Set the user agent according to the stored name.
+ // Get the array position of the user agent name.
+ int userAgentArrayPosition = userAgentNamesArray.getPosition(userAgentName);
+
+ switch (userAgentArrayPosition) {
+ case UNRECOGNIZED_USER_AGENT: // The user agent name contains a custom user agent.
+ nestedScrollWebView.getSettings().setUserAgentString(userAgentName);
+ break;
+
+ case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
+ // Set the user agent to `""`, which uses the default value.
+ nestedScrollWebView.getSettings().setUserAgentString("");
+ break;
+
+ default:
+ // Get the user agent string from the user agent data array.
+ nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[userAgentArrayPosition]);
+ }
+ }
+ }
+
+ // Set swipe to refresh.
+ switch (swipeToRefreshInt) {
+ case DomainsDatabaseHelper.SWIPE_TO_REFRESH_SYSTEM_DEFAULT:
+ // Store the swipe to refresh status in the nested scroll WebView.
+ nestedScrollWebView.setSwipeToRefresh(defaultSwipeToRefresh);
+
+ // Apply swipe to refresh according to the default. This can be removed once the minimum API >= 23 because it is continuously set by an on scroll change listener.
+ swipeRefreshLayout.setEnabled(defaultSwipeToRefresh);
+ break;
+
+ case DomainsDatabaseHelper.SWIPE_TO_REFRESH_ENABLED:
+ // Store the swipe to refresh status in the nested scroll WebView.
+ nestedScrollWebView.setSwipeToRefresh(true);
+
+ // Enable swipe to refresh. This can be removed once the minimum API >= 23 because it is continuously set by an on scroll change listener.
+ swipeRefreshLayout.setEnabled(true);
+ break;
+
+ case DomainsDatabaseHelper.SWIPE_TO_REFRESH_DISABLED:
+ // Store the swipe to refresh status in the nested scroll WebView.
+ nestedScrollWebView.setSwipeToRefresh(false);
+
+ // Disable swipe to refresh. This can be removed once the minimum API >= 23 because it is continuously set by an on scroll change listener.
+ swipeRefreshLayout.setEnabled(false);
+ }
+
+ // Set the loading of webpage images.
+ switch (displayWebpageImagesInt) {
+ case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_SYSTEM_DEFAULT:
+ nestedScrollWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImages);
+ break;
+
+ case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_ENABLED:
+ nestedScrollWebView.getSettings().setLoadsImagesAutomatically(true);
+ break;
+
+ case DomainsDatabaseHelper.DISPLAY_WEBPAGE_IMAGES_DISABLED:
+ nestedScrollWebView.getSettings().setLoadsImagesAutomatically(false);
+ break;
+ }
+
+ // Set a green background on the URL relative layout to indicate that custom domain settings are being used. The deprecated `.getDrawable()` must be used until the minimum API >= 21.
+ if (darkTheme) {
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_dark_blue));
+ } else {
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_light_green));
+ }
+ } else { // The new URL does not have custom domain settings. Load the defaults.
+ // Store the values from the shared preferences.
+ boolean defaultJavaScriptEnabled = sharedPreferences.getBoolean("javascript", false);
+ nestedScrollWebView.setAcceptFirstPartyCookies(sharedPreferences.getBoolean("first_party_cookies", false));
+ boolean defaultThirdPartyCookiesEnabled = sharedPreferences.getBoolean("third_party_cookies", false);
+ nestedScrollWebView.getSettings().setDomStorageEnabled(sharedPreferences.getBoolean("dom_storage", false));
+ boolean saveFormData = sharedPreferences.getBoolean("save_form_data", false); // Form data can be removed once the minimum API >= 26.
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.EASY_LIST, sharedPreferences.getBoolean("easylist", true));
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.EASY_PRIVACY, sharedPreferences.getBoolean("easyprivacy", true));
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST, sharedPreferences.getBoolean("fanboys_annoyance_list", true));
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.FANBOYS_SOCIAL_BLOCKING_LIST, sharedPreferences.getBoolean("fanboys_social_blocking_list", true));
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.ULTRA_PRIVACY, sharedPreferences.getBoolean("ultraprivacy", true));
+ nestedScrollWebView.enableBlocklist(NestedScrollWebView.THIRD_PARTY_REQUESTS, sharedPreferences.getBoolean("block_all_third_party_requests", false));
+ nestedScrollWebView.setNightMode(sharedPreferences.getBoolean("night_mode", false));
+
+ // Enable JavaScript if night mode is enabled.
+ if (nestedScrollWebView.getNightMode()) {
+ // Enable JavaScript.
+ nestedScrollWebView.getSettings().setJavaScriptEnabled(true);
+ } else {
+ // Set JavaScript according to the domain settings.
+ nestedScrollWebView.getSettings().setJavaScriptEnabled(defaultJavaScriptEnabled);
+ }
+
+ // Apply the default settings.
+ cookieManager.setAcceptCookie(nestedScrollWebView.getAcceptFirstPartyCookies());
+ nestedScrollWebView.getSettings().setTextZoom(Integer.valueOf(defaultFontSizeString));
+
+ // Apply the form data setting if the API < 26.
+ if (Build.VERSION.SDK_INT < 26) {
+ nestedScrollWebView.getSettings().setSaveFormData(saveFormData);
+ }
+
+ // Store the swipe to refresh status in the nested scroll WebView.
+ nestedScrollWebView.setSwipeToRefresh(defaultSwipeToRefresh);
+
+ // Apply swipe to refresh according to the default.
+ swipeRefreshLayout.setEnabled(defaultSwipeToRefresh);
+
+ // Reset the pinned variables.
+ nestedScrollWebView.setDomainSettingsDatabaseId(-1);
+
+ // Set third-party cookies status if API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ cookieManager.setAcceptThirdPartyCookies(nestedScrollWebView, defaultThirdPartyCookiesEnabled);
+ }
+
+ // 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.
+ // <https://redmine.stoutner.com/issues/160>
+ if (nestedScrollWebView.getProgress() == 100) { // A URL is not loading.
+ // Get the array position of the user agent name.
+ int userAgentArrayPosition = userAgentNamesArray.getPosition(defaultUserAgentName);
+
+ // Set the user agent.
+ switch (userAgentArrayPosition) {
+ case UNRECOGNIZED_USER_AGENT: // The default user agent name is not on the canonical list.
+ // This is probably because it was set in an older version of Privacy Browser before the switch to persistent user agent names.
+ nestedScrollWebView.getSettings().setUserAgentString(defaultUserAgentName);
+ break;
+
+ case SETTINGS_WEBVIEW_DEFAULT_USER_AGENT:
+ // Set the user agent to `""`, which uses the default value.
+ nestedScrollWebView.getSettings().setUserAgentString("");
+ break;
+
+ case SETTINGS_CUSTOM_USER_AGENT:
+ // Set the default custom user agent.
+ nestedScrollWebView.getSettings().setUserAgentString(sharedPreferences.getString("custom_user_agent", getString(R.string.custom_user_agent_default_value)));
+ break;
+
+ default:
+ // Get the user agent string from the user agent data array
+ nestedScrollWebView.getSettings().setUserAgentString(userAgentDataArray[userAgentArrayPosition]);
+ }
+ }
+
+ // Set the loading of webpage images.
+ nestedScrollWebView.getSettings().setLoadsImagesAutomatically(displayWebpageImages);
+
+ // Set a transparent background on URL edit text. The deprecated `getResources().getDrawable()` must be used until the minimum API >= 21.
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.color.transparent));
+ }
+
+ // Close the domains database helper.
+ domainsDatabaseHelper.close();
+
+ // Update the privacy icons.
+ updatePrivacyIcons(true);
+ }
+
+ // Reload the website if returning from the Domains activity.
+ if (reloadWebsite) {
+ nestedScrollWebView.reload();
+ }
+
+ // Return the user agent changed status.
+ return !nestedScrollWebView.getSettings().getUserAgentString().equals(initialUserAgent);
+ }
+
+ private void applyProxyThroughOrbot(boolean reloadWebsite) {
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Get the search and theme preferences.
+ String torSearchString = sharedPreferences.getString("tor_search", getString(R.string.tor_search_default_value));
+ String torSearchCustomUrlString = sharedPreferences.getString("tor_search_custom_url", getString(R.string.tor_search_custom_url_default_value));
+ String searchString = sharedPreferences.getString("search", getString(R.string.search_default_value));
+ String searchCustomUrlString = sharedPreferences.getString("search_custom_url", getString(R.string.search_custom_url_default_value));
+ boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
+
+ // Get a handle for the app bar layout.
+ AppBarLayout appBarLayout = findViewById(R.id.appbar_layout);
+
+ // Set the homepage, search, and proxy options.
+ if (proxyThroughOrbot) { // Set the Tor options.
+ // Set the search URL.
+ if (torSearchString.equals("Custom URL")) { // Get the custom URL string.
+ searchURL = torSearchCustomUrlString;
+ } else { // Use the string from the pre-built list.
+ searchURL = torSearchString;
+ }
+
+ // Set the proxy. `this` refers to the current activity where an `AlertDialog` might be displayed.
+ OrbotProxyHelper.setProxy(getApplicationContext(), this, "localhost", "8118");
+
+ // Set the app bar background to indicate proxying through Orbot is enabled.
+ if (darkTheme) {
+ appBarLayout.setBackgroundResource(R.color.dark_blue_30);
+ } else {
+ appBarLayout.setBackgroundResource(R.color.blue_50);
+ }
+
+ // Check to see if Orbot is ready.
+ if (!orbotStatus.equals("ON")) { // Orbot is not ready.
+ // Set `waitingForOrbot`.
+ waitingForOrbot = true;
+
+ // Disable the wide view port so that the waiting for Orbot text is displayed correctly.
+ currentWebView.getSettings().setUseWideViewPort(false);
+
+ // Load a waiting page. `null` specifies no encoding, which defaults to ASCII.
+ currentWebView.loadData("<html><body><br/><center><h1>" + getString(R.string.waiting_for_orbot) + "</h1></center></body></html>", "text/html", null);
+ } else if (reloadWebsite) { // Orbot is ready and the website should be reloaded.
+ // Reload the website.
+ currentWebView.reload();
+ }
+ } else { // Set the non-Tor options.
+ // Set the search URL.
+ if (searchString.equals("Custom URL")) { // Get the custom URL string.
+ searchURL = searchCustomUrlString;
+ } else { // Use the string from the pre-built list.
+ searchURL = searchString;
+ }
+
+ // Reset the proxy to default. The host is `""` and the port is `"0"`.
+ OrbotProxyHelper.setProxy(getApplicationContext(), this, "", "0");
+
+ // Set the default app bar layout background.
+ if (darkTheme) {
+ appBarLayout.setBackgroundResource(R.color.gray_900);
+ } else {
+ appBarLayout.setBackgroundResource(R.color.gray_100);
+ }
+
+ // Reset `waitingForOrbot.
+ waitingForOrbot = false;
+
+ // Reload the WebViews if requested.
+ if (reloadWebsite) {
+ // Reload the WebViews.
+ for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Only reload the WebViews if they exist.
+ if (fragmentView != null) {
+ // Get the nested scroll WebView from the tab fragment.
+ NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Reload the WebView.
+ nestedScrollWebView.reload();
+ }
+ }
+ }
+ }
+ }
+
+ private void updatePrivacyIcons(boolean runInvalidateOptionsMenu) {
+ // Only update the privacy icons if the options menu and the current WebView have already been populated.
+ if ((optionsMenu != null) && (currentWebView != null)) {
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Get the theme and screenshot preferences.
+ boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
+
+ // Get handles for the menu items.
+ MenuItem privacyMenuItem = optionsMenu.findItem(R.id.toggle_javascript);
+ MenuItem firstPartyCookiesMenuItem = optionsMenu.findItem(R.id.toggle_first_party_cookies);
+ MenuItem domStorageMenuItem = optionsMenu.findItem(R.id.toggle_dom_storage);
+ MenuItem refreshMenuItem = optionsMenu.findItem(R.id.refresh);
+
+ // Update the privacy icon.
+ if (currentWebView.getSettings().getJavaScriptEnabled()) { // JavaScript is enabled.
+ privacyMenuItem.setIcon(R.drawable.javascript_enabled);
+ } else if (currentWebView.getAcceptFirstPartyCookies()) { // JavaScript is disabled but cookies are enabled.
+ privacyMenuItem.setIcon(R.drawable.warning);
+ } else { // All the dangerous features are disabled.
+ privacyMenuItem.setIcon(R.drawable.privacy_mode);
+ }
+
+ // Update the first-party cookies icon.
+ if (currentWebView.getAcceptFirstPartyCookies()) { // First-party cookies are enabled.
+ firstPartyCookiesMenuItem.setIcon(R.drawable.cookies_enabled);
+ } else { // First-party cookies are disabled.
+ if (darkTheme) {
+ firstPartyCookiesMenuItem.setIcon(R.drawable.cookies_disabled_dark);
+ } else {
+ firstPartyCookiesMenuItem.setIcon(R.drawable.cookies_disabled_light);
+ }
+ }
+
+ // Update the DOM storage icon.
+ if (currentWebView.getSettings().getJavaScriptEnabled() && currentWebView.getSettings().getDomStorageEnabled()) { // Both JavaScript and DOM storage are enabled.
+ domStorageMenuItem.setIcon(R.drawable.dom_storage_enabled);
+ } else if (currentWebView.getSettings().getJavaScriptEnabled()) { // JavaScript is enabled but DOM storage is disabled.
+ if (darkTheme) {
+ domStorageMenuItem.setIcon(R.drawable.dom_storage_disabled_dark);
+ } else {
+ domStorageMenuItem.setIcon(R.drawable.dom_storage_disabled_light);
+ }
+ } else { // JavaScript is disabled, so DOM storage is ghosted.
+ if (darkTheme) {
+ domStorageMenuItem.setIcon(R.drawable.dom_storage_ghosted_dark);
+ } else {
+ domStorageMenuItem.setIcon(R.drawable.dom_storage_ghosted_light);
+ }
+ }
+
+ // Update the refresh icon.
+ if (darkTheme) {
+ refreshMenuItem.setIcon(R.drawable.refresh_enabled_dark);
+ } else {
+ refreshMenuItem.setIcon(R.drawable.refresh_enabled_light);
+ }
+
+ // `invalidateOptionsMenu` calls `onPrepareOptionsMenu()` and redraws the icons in the `AppBar`.
+ if (runInvalidateOptionsMenu) {
+ invalidateOptionsMenu();
+ }
+ }
+ }
+
+ private void openUrlWithExternalApp(String url) {
+ // Create a download intent. Not specifying the action type will display the maximum number of options.
+ Intent downloadIntent = new Intent();
+
+ // Set the URI and the MIME type. Specifying `text/html` displays a good number of options.
+ downloadIntent.setDataAndType(Uri.parse(url), "text/html");
+
+ // Flag the intent to open in a new task.
+ downloadIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Show the chooser.
+ startActivity(Intent.createChooser(downloadIntent, getString(R.string.open_with)));
+ }
+
+ private void highlightUrlText() {
+ // Get a handle for the URL edit text.
+ EditText urlEditText = findViewById(R.id.url_edittext);
+
+ // Only highlight the URL text if the box is not currently selected.
+ if (!urlEditText.hasFocus()) {
+ // Get the URL string.
+ String urlString = urlEditText.getText().toString();
+
+ // Highlight the URL according to the protocol.
+ if (urlString.startsWith("file://")) { // This is a file URL.
+ // De-emphasize only the protocol.
+ urlEditText.getText().setSpan(initialGrayColorSpan, 0, 7, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ } else if (urlString.startsWith("content://")) {
+ // De-emphasize only the protocol.
+ urlEditText.getText().setSpan(initialGrayColorSpan, 0, 10, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ } else { // This is a web URL.
+ // Get the index of the `/` immediately after the domain name.
+ int endOfDomainName = urlString.indexOf("/", (urlString.indexOf("//") + 2));
+
+ // Create a base URL string.
+ String baseUrl;
+
+ // Get the base URL.
+ if (endOfDomainName > 0) { // There is at least one character after the base URL.
+ // Get the base URL.
+ baseUrl = urlString.substring(0, endOfDomainName);
+ } else { // There are no characters after the base URL.
+ // Set the base URL to be the entire URL string.
+ baseUrl = urlString;
+ }
+
+ // Get the index of the last `.` in the domain.
+ int lastDotIndex = baseUrl.lastIndexOf(".");
+
+ // Get the index of the penultimate `.` in the domain.
+ int penultimateDotIndex = baseUrl.lastIndexOf(".", lastDotIndex - 1);
+
+ // Markup the beginning of the URL.
+ if (urlString.startsWith("http://")) { // Highlight the protocol of connections that are not encrypted.
+ urlEditText.getText().setSpan(redColorSpan, 0, 7, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+
+ // De-emphasize subdomains.
+ if (penultimateDotIndex > 0) { // There is more than one subdomain in the domain name.
+ urlEditText.getText().setSpan(initialGrayColorSpan, 7, penultimateDotIndex + 1, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ }
+ } else if (urlString.startsWith("https://")) { // De-emphasize the protocol of connections that are encrypted.
+ if (penultimateDotIndex > 0) { // There is more than one subdomain in the domain name.
+ // De-emphasize the protocol and the additional subdomains.
+ urlEditText.getText().setSpan(initialGrayColorSpan, 0, penultimateDotIndex + 1, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ } else { // There is only one subdomain in the domain name.
+ // De-emphasize only the protocol.
+ urlEditText.getText().setSpan(initialGrayColorSpan, 0, 8, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ }
+ }
+
+ // De-emphasize the text after the domain name.
+ if (endOfDomainName > 0) {
+ urlEditText.getText().setSpan(finalGrayColorSpan, endOfDomainName, urlString.length(), Spanned.SPAN_INCLUSIVE_INCLUSIVE);
+ }
+ }
+ }
+ }
+
+ private void loadBookmarksFolder() {
+ // Update the bookmarks cursor with the contents of the bookmarks database for the current folder.
+ bookmarksCursor = bookmarksDatabaseHelper.getBookmarksByDisplayOrder(currentBookmarksFolder);
+
+ // Populate the bookmarks cursor adapter. `this` specifies the `Context`. `false` disables `autoRequery`.
+ bookmarksCursorAdapter = new CursorAdapter(this, bookmarksCursor, false) {
+ @Override
+ public View newView(Context context, Cursor cursor, ViewGroup parent) {
+ // Inflate the individual item layout. `false` does not attach it to the root.
+ return getLayoutInflater().inflate(R.layout.bookmarks_drawer_item_linearlayout, parent, false);
+ }
+
+ @Override
+ public void bindView(View view, Context context, Cursor cursor) {
+ // Get handles for the views.
+ ImageView bookmarkFavoriteIcon = view.findViewById(R.id.bookmark_favorite_icon);
+ TextView bookmarkNameTextView = view.findViewById(R.id.bookmark_name);
+
+ // Get the favorite icon byte array from the cursor.
+ byte[] favoriteIconByteArray = cursor.getBlob(cursor.getColumnIndex(BookmarksDatabaseHelper.FAVORITE_ICON));
+
+ // Convert the byte array to a `Bitmap` beginning at the first byte and ending at the last.
+ Bitmap favoriteIconBitmap = BitmapFactory.decodeByteArray(favoriteIconByteArray, 0, favoriteIconByteArray.length);
+
+ // Display the bitmap in `bookmarkFavoriteIcon`.
+ bookmarkFavoriteIcon.setImageBitmap(favoriteIconBitmap);
+
+ // Get the bookmark name from the cursor and display it in `bookmarkNameTextView`.
+ String bookmarkNameString = cursor.getString(cursor.getColumnIndex(BookmarksDatabaseHelper.BOOKMARK_NAME));
+ bookmarkNameTextView.setText(bookmarkNameString);
+
+ // Make the font bold for folders.
+ if (cursor.getInt(cursor.getColumnIndex(BookmarksDatabaseHelper.IS_FOLDER)) == 1) {
+ bookmarkNameTextView.setTypeface(Typeface.DEFAULT_BOLD);
+ } else { // Reset the font to default for normal bookmarks.
+ bookmarkNameTextView.setTypeface(Typeface.DEFAULT);
+ }
+ }
+ };
+
+ // Get a handle for the bookmarks list view.
+ ListView bookmarksListView = findViewById(R.id.bookmarks_drawer_listview);
+
+ // Populate the list view with the adapter.
+ bookmarksListView.setAdapter(bookmarksCursorAdapter);
+
+ // Get a handle for the bookmarks title text view.
+ TextView bookmarksTitleTextView = findViewById(R.id.bookmarks_title_textview);
+
+ // Set the bookmarks drawer title.
+ if (currentBookmarksFolder.isEmpty()) {
+ bookmarksTitleTextView.setText(R.string.bookmarks);
+ } else {
+ bookmarksTitleTextView.setText(currentBookmarksFolder);
+ }
+ }
+
+ private void openWithApp(String url) {
+ // Create the open with intent with `ACTION_VIEW`.
+ Intent openWithAppIntent = new Intent(Intent.ACTION_VIEW);
+
+ // Set the URI but not the MIME type. This should open all available apps.
+ openWithAppIntent.setData(Uri.parse(url));
+
+ // Flag the intent to open in a new task.
+ openWithAppIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Show the chooser.
+ startActivity(openWithAppIntent);
+ }
+
+ private void openWithBrowser(String url) {
+ // Create the open with intent with `ACTION_VIEW`.
+ Intent openWithBrowserIntent = new Intent(Intent.ACTION_VIEW);
+
+ // Set the URI and the MIME type. `"text/html"` should load browser options.
+ openWithBrowserIntent.setDataAndType(Uri.parse(url), "text/html");
+
+ // Flag the intent to open in a new task.
+ openWithBrowserIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Show the chooser.
+ startActivity(openWithBrowserIntent);
+ }
+
+ private String sanitizeUrl(String url) {
+ // Sanitize Google Analytics.
+ if (sanitizeGoogleAnalytics) {
+ // Remove `?utm_`.
+ if (url.contains("?utm_")) {
+ url = url.substring(0, url.indexOf("?utm_"));
+ }
+
+ // Remove `&utm_`.
+ if (url.contains("&utm_")) {
+ url = url.substring(0, url.indexOf("&utm_"));
+ }
+ }
+
+ // Return the sanitized URL.
+ return url;
+ }
+
+ public void addTab(View view) {
+ // Add a new tab with a blank URL.
+ addNewTab("");
+ }
+
+ private void addNewTab(String url) {
+ // Sanitize the URL.
+ url = sanitizeUrl(url);
+
+ // Get a handle for the tab layout and the view pager.
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+ ViewPager webViewPager = findViewById(R.id.webviewpager);
+
+ // Get the new page number. The page numbers are 0 indexed, so the new page number will match the current count.
+ int newTabNumber = tabLayout.getTabCount();
+
+ // Add a new tab.
+ tabLayout.addTab(tabLayout.newTab());
+
+ // Get the new tab.
+ TabLayout.Tab newTab = tabLayout.getTabAt(newTabNumber);
+
+ // Remove the lint warning below that the current tab might be null.
+ assert newTab != null;
+
+ // Set a custom view on the new tab.
+ newTab.setCustomView(R.layout.tab_custom_view);
+
+ // Add the new WebView page.
+ webViewPagerAdapter.addPage(newTabNumber, webViewPager, url);
+ }
+
+ public void closeTab(View view) {
+ // Get a handle for the tab layout.
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+
+ // Run the command according to the number of tabs.
+ if (tabLayout.getTabCount() > 1) { // There is more than one tab open.
+ // Close the current tab.
+ closeCurrentTab();
+ } else { // There is only one tab open.
+ clearAndExit();
+ }
+ }
+
+ private void closeCurrentTab() {
+ // Get handles for the views.
+ AppBarLayout appBarLayout = findViewById(R.id.appbar_layout);
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+ ViewPager webViewPager = findViewById(R.id.webviewpager);
+
+ // Get the current tab number.
+ int currentTabNumber = tabLayout.getSelectedTabPosition();
+
+ // Delete the current tab.
+ tabLayout.removeTabAt(currentTabNumber);
+
+ // Delete the current page. If the selected page number did not change during the delete, it will return true, meaning that the current WebView must be reset.
+ if (webViewPagerAdapter.deletePage(currentTabNumber, webViewPager)) {
+ setCurrentWebView(currentTabNumber);
+ }
+
+ // Expand the app bar if it is currently collapsed.
+ appBarLayout.setExpanded(true);
+ }
+
+ private void clearAndExit() {
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Close the bookmarks cursor and database.
+ bookmarksCursor.close();
+ bookmarksDatabaseHelper.close();
+
+ // Get the status of the clear everything preference.
+ boolean clearEverything = sharedPreferences.getBoolean("clear_everything", true);
+
+ // Get a handle for the runtime.
+ Runtime runtime = Runtime.getRuntime();
+
+ // Get the application's private data directory, which will be something like `/data/user/0/com.stoutner.privacybrowser.standard`,
+ // which links to `/data/data/com.stoutner.privacybrowser.standard`.
+ String privateDataDirectoryString = getApplicationInfo().dataDir;
+
+ // Clear cookies.
+ if (clearEverything || sharedPreferences.getBoolean("clear_cookies", true)) {
+ // The command to remove cookies changed slightly in API 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ CookieManager.getInstance().removeAllCookies(null);
+ } else {
+ CookieManager.getInstance().removeAllCookie();
+ }
+
+ // Manually delete the cookies database, as `CookieManager` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // Two commands must be used because `Runtime.exec()` does not like `*`.
+ Process deleteCookiesProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies");
+ Process deleteCookiesJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/Cookies-journal");
+
+ // Wait until the processes have finished.
+ deleteCookiesProcess.waitFor();
+ deleteCookiesJournalProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear DOM storage.
+ if (clearEverything || sharedPreferences.getBoolean("clear_dom_storage", true)) {
+ // Ask `WebStorage` to clear the DOM storage.
+ WebStorage webStorage = WebStorage.getInstance();
+ webStorage.deleteAllData();
+
+ // Manually delete the DOM storage files and directories, as `WebStorage` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // A `String[]` must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
+ Process deleteLocalStorageProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Local Storage/"});
+
+ // Multiple commands must be used because `Runtime.exec()` does not like `*`.
+ Process deleteIndexProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/IndexedDB");
+ Process deleteQuotaManagerProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager");
+ Process deleteQuotaManagerJournalProcess = runtime.exec("rm -f " + privateDataDirectoryString + "/app_webview/QuotaManager-journal");
+ Process deleteDatabaseProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview/databases");
+
+ // Wait until the processes have finished.
+ deleteLocalStorageProcess.waitFor();
+ deleteIndexProcess.waitFor();
+ deleteQuotaManagerProcess.waitFor();
+ deleteQuotaManagerJournalProcess.waitFor();
+ deleteDatabaseProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear form data if the API < 26.
+ if ((Build.VERSION.SDK_INT < 26) && (clearEverything || sharedPreferences.getBoolean("clear_form_data", true))) {
+ WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(this);
+ webViewDatabase.clearFormData();
+
+ // Manually delete the form data database, as `WebViewDatabase` sometimes will not flush its changes to disk before `System.exit(0)` is run.
+ try {
+ // A string array must be used because the database contains a space and `Runtime.exec` will not otherwise escape the string correctly.
+ Process deleteWebDataProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data"});
+ Process deleteWebDataJournalProcess = runtime.exec(new String[] {"rm", "-f", privateDataDirectoryString + "/app_webview/Web Data-journal"});
+
+ // Wait until the processes have finished.
+ deleteWebDataProcess.waitFor();
+ deleteWebDataJournalProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Clear the cache.
+ if (clearEverything || sharedPreferences.getBoolean("clear_cache", true)) {
+ // Clear the cache from each WebView.
+ for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Only clear the cache if the WebView exists.
+ if (fragmentView != null) {
+ // Get the nested scroll WebView from the tab fragment.
+ NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Clear the cache for this WebView.
+ nestedScrollWebView.clearCache(true);
+ }
+ }
+
+ // Manually delete the cache directories.
+ try {
+ // Delete the main cache directory.
+ Process deleteCacheProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/cache");
+
+ // Delete the secondary `Service Worker` cache directory.
+ // A string array must be used because the directory contains a space and `Runtime.exec` will otherwise not escape the string correctly.
+ Process deleteServiceWorkerProcess = runtime.exec(new String[] {"rm", "-rf", privateDataDirectoryString + "/app_webview/Service Worker/"});
+
+ // Wait until the processes have finished.
+ deleteCacheProcess.waitFor();
+ deleteServiceWorkerProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Wipe out each WebView.
+ for (int i = 0; i < webViewPagerAdapter.getCount(); i++) {
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(i);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Only wipe out the WebView if it exists.
+ if (fragmentView != null) {
+ // Get the nested scroll WebView from the tab fragment.
+ NestedScrollWebView nestedScrollWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Clear SSL certificate preferences for this WebView.
+ nestedScrollWebView.clearSslPreferences();
+
+ // Clear the back/forward history for this WebView.
+ nestedScrollWebView.clearHistory();
+
+ // Destroy the internal state of `mainWebView`.
+ nestedScrollWebView.destroy();
+ }
+ }
+
+ // Clear the custom headers.
+ customHeaders.clear();
+
+ // Manually delete the `app_webview` folder, which contains the cookies, DOM storage, form data, and `Service Worker` cache.
+ // See `https://code.google.com/p/android/issues/detail?id=233826&thanks=233826&ts=1486670530`.
+ if (clearEverything) {
+ try {
+ // Delete the folder.
+ Process deleteAppWebviewProcess = runtime.exec("rm -rf " + privateDataDirectoryString + "/app_webview");
+
+ // Wait until the process has finished.
+ deleteAppWebviewProcess.waitFor();
+ } catch (Exception exception) {
+ // Do nothing if an error is thrown.
+ }
+ }
+
+ // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list.
+ if (Build.VERSION.SDK_INT >= 21) {
+ finishAndRemoveTask();
+ } else {
+ finish();
+ }
+
+ // Remove the terminated program from RAM. The status code is `0`.
+ System.exit(0);
+ }
+
+ private void setCurrentWebView(int pageNumber) {
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Get the theme preference.
+ boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
+
+ // Get handles for the URL views.
+ RelativeLayout urlRelativeLayout = findViewById(R.id.url_relativelayout);
+ EditText urlEditText = findViewById(R.id.url_edittext);
+ SwipeRefreshLayout swipeRefreshLayout = findViewById(R.id.swiperefreshlayout);
+
+ //Stop the swipe to refresh indicator if it is running
+ swipeRefreshLayout.setRefreshing(false);
+
+ // Get the WebView tab fragment.
+ WebViewTabFragment webViewTabFragment = webViewPagerAdapter.getPageFragment(pageNumber);
+
+ // Get the fragment view.
+ View fragmentView = webViewTabFragment.getView();
+
+ // Set the current WebView if the fragment view is not null.
+ if (fragmentView != null) {
+ // Store the current WebView.
+ currentWebView = fragmentView.findViewById(R.id.nestedscroll_webview);
+
+ // Update the status of swipe to refresh.
+ if (currentWebView.getSwipeToRefresh()) { // Swipe to refresh is enabled.
+ if (Build.VERSION.SDK_INT >= 23) { // For API >= 23, swipe refresh layout is continuously updated with an on scroll change listener and only enabled if the WebView is scrolled to the top.
+ // Enable the swipe refresh layout if the WebView is scrolled all the way to the top.
+ swipeRefreshLayout.setEnabled(currentWebView.getY() == 0);
+ } else {
+ // Enable the swipe refresh layout.
+ swipeRefreshLayout.setEnabled(true);
+ }
+ } else { // Swipe to refresh is disabled.
+ // Disable the swipe refresh layout.
+ swipeRefreshLayout.setEnabled(false);
+ }
+
+ // Get a handle for the cookie manager.
+ CookieManager cookieManager = CookieManager.getInstance();
+
+ // Set the first-party cookie status.
+ cookieManager.setAcceptCookie(currentWebView.getAcceptFirstPartyCookies());
+
+ // Update the privacy icons. `true` redraws the icons in the app bar.
+ updatePrivacyIcons(true);
+
+ // Get a handle for the input method manager.
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+
+ // Remove the lint warning below that the input method manager might be null.
+ assert inputMethodManager != null;
+
+ // Get the current URL.
+ String url = currentWebView.getUrl();
+
+ // Update the URL edit text if not loading a new intent. Otherwise, this will be handled by `onPageStarted()` (if called) and `onPageFinished()`.
+ if (!loadingNewIntent) { // A new intent is not being loaded.
+ if ((url == null) || url.equals("about:blank")) { // The WebView is blank.
+ // Display the hint in the URL edit text.
+ urlEditText.setText("");
+
+ // Request focus for the URL text box.
+ urlEditText.requestFocus();
+
+ // Display the keyboard.
+ inputMethodManager.showSoftInput(urlEditText, 0);
+ } else { // The WebView has a loaded URL.
+ // Clear the focus from the URL text box.
+ urlEditText.clearFocus();
+
+ // Hide the soft keyboard.
+ inputMethodManager.hideSoftInputFromWindow(currentWebView.getWindowToken(), 0);
+
+ // Display the current URL in the URL text box.
+ urlEditText.setText(url);
+
+ // Highlight the URL text.
+ highlightUrlText();
+ }
+ } else { // A new intent is being loaded.
+ // Reset the loading new intent tracker.
+ loadingNewIntent = false;
+ }
+
+ // Set the background to indicate the domain settings status.
+ if (currentWebView.getDomainSettingsApplied()) {
+ // Set a green background on the URL relative layout to indicate that custom domain settings are being used. The deprecated `.getDrawable()` must be used until the minimum API >= 21.
+ if (darkTheme) {
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_dark_blue));
+ } else {
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.drawable.url_bar_background_light_green));
+ }
+ } else {
+ urlRelativeLayout.setBackground(getResources().getDrawable(R.color.transparent));
+ }
+ }
+ }
+
+ @Override
+ public void initializeWebView(NestedScrollWebView nestedScrollWebView, int pageNumber, ProgressBar progressBar, String url) {
+ // Get handles for the activity views.
+ FrameLayout rootFrameLayout = findViewById(R.id.root_framelayout);
+ DrawerLayout drawerLayout = findViewById(R.id.drawerlayout);
+ RelativeLayout mainContentRelativeLayout = findViewById(R.id.main_content_relativelayout);
+ ActionBar actionBar = getSupportActionBar();
+ LinearLayout tabsLinearLayout = findViewById(R.id.tabs_linearlayout);
+ EditText urlEditText = findViewById(R.id.url_edittext);
+ TabLayout tabLayout = findViewById(R.id.tablayout);
+ SwipeRefreshLayout swipeRefreshLayout = findViewById(R.id.swiperefreshlayout);
+
+ // Remove the incorrect lint warning below that the action bar might be null.
+ assert actionBar != null;
+
+ // Get a handle for the activity
+ Activity activity = this;
+
+ // Get a handle for the input method manager.
+ InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
+
+ // Instantiate the blocklist helper.
+ BlockListHelper blockListHelper = new BlockListHelper();
+
+ // Remove the lint warning below that the input method manager might be null.
+ assert inputMethodManager != null;
+
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Get the relevant preferences.
+ boolean downloadWithExternalApp = sharedPreferences.getBoolean("download_with_external_app", false);
+
+ // Initialize the favorite icon.
+ nestedScrollWebView.initializeFavoriteIcon();
+
+ // Set the app bar scrolling.
+ nestedScrollWebView.setNestedScrollingEnabled(sharedPreferences.getBoolean("scroll_app_bar", true));
+
+ // Allow pinch to zoom.
+ nestedScrollWebView.getSettings().setBuiltInZoomControls(true);
+
+ // Hide zoom controls.
+ nestedScrollWebView.getSettings().setDisplayZoomControls(false);
+
+ // Don't allow mixed content (HTTP and HTTPS) on the same website.
+ if (Build.VERSION.SDK_INT >= 21) {
+ nestedScrollWebView.getSettings().setMixedContentMode(WebSettings.MIXED_CONTENT_NEVER_ALLOW);
+ }
+
+ // Set the WebView to use a wide viewport. Otherwise, some web pages will be scrunched and some content will render outside the screen.
+ nestedScrollWebView.getSettings().setUseWideViewPort(true);
+
+ // Set the WebView to load in overview mode (zoomed out to the maximum width).
+ nestedScrollWebView.getSettings().setLoadWithOverviewMode(true);
+
+ // Explicitly disable geolocation.
+ nestedScrollWebView.getSettings().setGeolocationEnabled(false);
+
+ // Create a double-tap gesture detector to toggle full-screen mode.
+ GestureDetector doubleTapGestureDetector = new GestureDetector(getApplicationContext(), new GestureDetector.SimpleOnGestureListener() {
+ // Override `onDoubleTap()`. All other events are handled using the default settings.
+ @Override
+ public boolean onDoubleTap(MotionEvent event) {
+ if (fullScreenBrowsingModeEnabled) { // Only process the double-tap if full screen browsing mode is enabled.
+ // Toggle the full screen browsing mode tracker.
+ inFullScreenBrowsingMode = !inFullScreenBrowsingMode;
+
+ // Toggle the full screen browsing mode.
+ if (inFullScreenBrowsingMode) { // Switch to full screen mode.
+ // Store the swipe refresh layout top padding.
+ swipeRefreshLayoutPaddingTop = swipeRefreshLayout.getPaddingTop();
+
+ // Hide the app bar if specified.
+ if (hideAppBar) {
+ // Close the find on page bar if it is visible.
+ closeFindOnPage(null);
+
+ // Hide the tab linear layout.
+ tabsLinearLayout.setVisibility(View.GONE);
+
+ // Hide the action bar.
+ actionBar.hide();
+
+ // Check to see if app bar scrolling is disabled.
+ if (!scrollAppBar) {
+ // Remove the padding from the top of the swipe refresh layout.
+ swipeRefreshLayout.setPadding(0, 0, 0, 0);
+ }
+ }
+
+ // Hide the banner ad in the free flavor.
+ if (BuildConfig.FLAVOR.contentEquals("free")) {
+ AdHelper.hideAd(findViewById(R.id.adview));
+ }
+
+ // Remove the translucent status flag. This is necessary so the root frame layout can fill the entire screen.
+ getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+
+ /* Hide the system bars.
+ * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
+ * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
+ * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
+ * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
+ */
+ rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+ View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+ } else { // Switch to normal viewing mode.
+ // Show the tab linear layout.
+ tabsLinearLayout.setVisibility(View.VISIBLE);
+
+ // Show the action bar.
+ actionBar.show();
+
+ // Check to see if app bar scrolling is disabled.
+ if (!scrollAppBar) {
+ // Add the padding from the top of the swipe refresh layout.
+ swipeRefreshLayout.setPadding(0, swipeRefreshLayoutPaddingTop, 0, 0);
+ }
+
+ // Show the banner ad in the free flavor.
+ if (BuildConfig.FLAVOR.contentEquals("free")) {
+ // Reload the ad.
+ AdHelper.loadAd(findViewById(R.id.adview), getApplicationContext(), getString(R.string.ad_unit_id));
+ }
+
+ // Remove the `SYSTEM_UI` flags from the root frame layout.
+ rootFrameLayout.setSystemUiVisibility(0);
+
+ // Add the translucent status flag.
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+ }
+
+ // Consume the double-tap.
+ return true;
+ } else { // Do not consume the double-tap because full screen browsing mode is disabled.
+ return false;
+ }
+ }
+ });
+
+ // Pass all touch events on the WebView through the double-tap gesture detector.
+ nestedScrollWebView.setOnTouchListener((View view, MotionEvent event) -> {
+ // Call `performClick()` on the view, which is required for accessibility.
+ view.performClick();
+
+ // Send the event to the gesture detector.
+ return doubleTapGestureDetector.onTouchEvent(event);
+ });
+
+ // Register the WebView for a context menu. This is used to see link targets and download images.
+ registerForContextMenu(nestedScrollWebView);
+
+ // Allow the downloading of files.
+ nestedScrollWebView.setDownloadListener((String downloadUrl, String userAgent, String contentDisposition, String mimetype, long contentLength) -> {
+ // Check if the download should be processed by an external app.
+ if (downloadWithExternalApp) { // Download with an external app.
+ // Create a download intent. Not specifying the action type will display the maximum number of options.
+ Intent downloadIntent = new Intent();
+
+ // Set the URI and the MIME type. Specifying `text/html` displays a good number of options.
+ downloadIntent.setDataAndType(Uri.parse(downloadUrl), "text/html");
+
+ // Flag the intent to open in a new task.
+ downloadIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Show the chooser.
+ startActivity(Intent.createChooser(downloadIntent, getString(R.string.open_with)));
+ } else { // Download with Android's download manager.
+ // Check to see if the WRITE_EXTERNAL_STORAGE permission has already been granted.
+ if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) == PackageManager.PERMISSION_DENIED) { // The storage permission has not been granted.
+ // The WRITE_EXTERNAL_STORAGE permission needs to be requested.
+
+ // Store the variables for future use by `onRequestPermissionsResult()`.
+ this.downloadUrl = downloadUrl;
+ downloadContentDisposition = contentDisposition;
+ downloadContentLength = contentLength;
+
+ // Show a dialog if the user has previously denied the permission.
+ if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) { // Show a dialog explaining the request first.
+ // Instantiate the download location permission alert dialog and set the download type to DOWNLOAD_FILE.
+ DialogFragment downloadLocationPermissionDialogFragment = DownloadLocationPermissionDialog.downloadType(DownloadLocationPermissionDialog.DOWNLOAD_FILE);
+
+ // Show the download location permission alert dialog. The permission will be requested when the the dialog is closed.
+ downloadLocationPermissionDialogFragment.show(getSupportFragmentManager(), getString(R.string.download_location));
+ } else { // Show the permission request directly.
+ // Request the permission. The download dialog will be launched by `onRequestPermissionResult()`.
+ ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, DOWNLOAD_FILE_REQUEST_CODE);
+ }
+ } else { // The storage permission has already been granted.
+ // Get a handle for the download file alert dialog.
+ DialogFragment downloadFileDialogFragment = DownloadFileDialog.fromUrl(downloadUrl, contentDisposition, contentLength);
+
+ // Show the download file alert dialog.
+ downloadFileDialogFragment.show(getSupportFragmentManager(), getString(R.string.download));
+ }
+ }
+ });
+
+ // Update the find on page count.
+ nestedScrollWebView.setFindListener(new WebView.FindListener() {
+ // Get a handle for `findOnPageCountTextView`.
+ final TextView findOnPageCountTextView = findViewById(R.id.find_on_page_count_textview);
+
+ @Override
+ public void onFindResultReceived(int activeMatchOrdinal, int numberOfMatches, boolean isDoneCounting) {
+ if ((isDoneCounting) && (numberOfMatches == 0)) { // There are no matches.
+ // Set `findOnPageCountTextView` to `0/0`.
+ findOnPageCountTextView.setText(R.string.zero_of_zero);
+ } else if (isDoneCounting) { // There are matches.
+ // `activeMatchOrdinal` is zero-based.
+ int activeMatch = activeMatchOrdinal + 1;
+
+ // Build the match string.
+ String matchString = activeMatch + "/" + numberOfMatches;
+
+ // Set `findOnPageCountTextView`.
+ findOnPageCountTextView.setText(matchString);
+ }
+ }
+ });
+
+ // Update the status of swipe to refresh based on the scroll position of the nested scroll WebView.
+ // Once the minimum API >= 23 this can be replaced with `nestedScrollWebView.setOnScrollChangeListener()`.
+ nestedScrollWebView.getViewTreeObserver().addOnScrollChangedListener(() -> {
+ if (nestedScrollWebView.getSwipeToRefresh()) {
+ // Only enable swipe to refresh if the WebView is scrolled to the top.
+ swipeRefreshLayout.setEnabled(nestedScrollWebView.getScrollY() == 0);
+ }
+ });
+
+ // Set the web chrome client.
+ nestedScrollWebView.setWebChromeClient(new WebChromeClient() {
+ // Update the progress bar when a page is loading.
+ @Override
+ public void onProgressChanged(WebView view, int progress) {
+ // Inject the night mode CSS if night mode is enabled.
+ if (nestedScrollWebView.getNightMode()) { // Night mode is enabled.
+ // `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
+ // used by WordPress. `text-decoration: none` removes all text underlines. `text-shadow: none` removes text shadows, which usually have a hard coded color.
+ // `border: none` removes all borders, which can also be used to underline text. `a {color: #1565C0}` sets links to be a dark blue.
+ // `::selection {background: #0D47A1}' sets the text selection highlight color to be a dark blue. `!important` takes precedent over any existing sub-settings.
+ nestedScrollWebView.evaluateJavascript("(function() {var parent = document.getElementsByTagName('head').item(0); var style = document.createElement('style'); style.type = 'text/css'; " +
+ "style.innerHTML = '* {background-color: #212121 !important; color: #BDBDBD !important; box-shadow: none !important; text-decoration: none !important;" +
+ "text-shadow: none !important; border: none !important;} a {color: #1565C0 !important;} ::selection {background: #0D47A1 !important;}'; parent.appendChild(style)})()", value -> {
+ // Initialize a handler to display `mainWebView`.
+ Handler displayWebViewHandler = new Handler();
+
+ // Setup a runnable to display `mainWebView` after a delay to allow the CSS to be applied.
+ Runnable displayWebViewRunnable = () -> {
+ // Only display `mainWebView` if the progress bar is gone. This prevents the display of the `WebView` while it is still loading.
+ if (progressBar.getVisibility() == View.GONE) {
+ nestedScrollWebView.setVisibility(View.VISIBLE);
+ }
+ };
+
+ // Display the WebView after 500 milliseconds.
+ displayWebViewHandler.postDelayed(displayWebViewRunnable, 500);
+ });
+ } else { // Night mode is disabled.
+ // Display the nested scroll WebView if night mode is disabled.
+ // 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 currently enabled.
+ nestedScrollWebView.setVisibility(View.VISIBLE);
+ }
+
+ // Update the progress bar.
+ progressBar.setProgress(progress);
+
+ // Set the visibility of the progress bar.
+ if (progress < 100) {
+ // Show the progress bar.
+ progressBar.setVisibility(View.VISIBLE);
+ } else {
+ // Hide the progress bar.
+ progressBar.setVisibility(View.GONE);
+
+ //Stop the swipe to refresh indicator if it is running
+ swipeRefreshLayout.setRefreshing(false);
+ }
+ }
+
+ // Set the favorite icon when it changes.
+ @Override
+ public void onReceivedIcon(WebView view, Bitmap icon) {
+ // Only update the favorite icon if the website has finished loading.
+ if (progressBar.getVisibility() == View.GONE) {
+ // Store the new favorite icon.
+ nestedScrollWebView.setFavoriteOrDefaultIcon(icon);
+
+ // Get the current page position.
+ int currentPosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
+
+ // Get the current tab.
+ TabLayout.Tab tab = tabLayout.getTabAt(currentPosition);
+
+ // Check to see if the tab has been populated.
+ if (tab != null) {
+ // Get the custom view from the tab.
+ View tabView = tab.getCustomView();
+
+ // Check to see if the custom tab view has been populated.
+ if (tabView != null) {
+ // Get the favorite icon image view from the tab.
+ ImageView tabFavoriteIconImageView = tabView.findViewById(R.id.favorite_icon_imageview);
+
+ // Display the favorite icon in the tab.
+ tabFavoriteIconImageView.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
+ }
+ }
+ }
+ }
+
+ // Save a copy of the title when it changes.
+ @Override
+ public void onReceivedTitle(WebView view, String title) {
+ // Get the current page position.
+ int currentPosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
+
+ // Get the current tab.
+ TabLayout.Tab tab = tabLayout.getTabAt(currentPosition);
+
+ // Only populate the title text view if the tab has been fully created.
+ if (tab != null) {
+ // Get the custom view from the tab.
+ View tabView = tab.getCustomView();
+
+ // Remove the incorrect warning below that the current tab view might be null.
+ assert tabView != null;
+
+ // Get the title text view from the tab.
+ TextView tabTitleTextView = tabView.findViewById(R.id.title_textview);
+
+ // Set the title as the tab text.
+ tabTitleTextView.setText(title);
+ }
+ }
+
+ // Enter full screen video.
+ @Override
+ public void onShowCustomView(View video, CustomViewCallback callback) {
+ // Get a handle for the full screen video frame layout.
+ FrameLayout fullScreenVideoFrameLayout = findViewById(R.id.full_screen_video_framelayout);
+
+ // Set the full screen video flag.
+ displayingFullScreenVideo = true;
+
+ // Pause the ad if this is the free flavor.
+ if (BuildConfig.FLAVOR.contentEquals("free")) {
+ // The AdView is destroyed and recreated, which changes the ID, every time it is reloaded to handle possible rotations.
+ AdHelper.pauseAd(findViewById(R.id.adview));
+ }
+
+ // Hide the keyboard.
+ inputMethodManager.hideSoftInputFromWindow(nestedScrollWebView.getWindowToken(), 0);
+
+ // Hide the main content relative layout.
+ mainContentRelativeLayout.setVisibility(View.GONE);
+
+ // Remove the translucent status bar overlay on the `Drawer Layout`, which is special and needs its own command.
+ drawerLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
+
+ // Remove the translucent status flag. This is necessary so the root frame layout can fill the entire screen.
+ getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+
+ /* Hide the system bars.
+ * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
+ * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
+ * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
+ * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
+ */
+ rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+ View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+
+ // Disable the sliding drawers.
+ drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
+
+ // Add the video view to the full screen video frame layout.
+ fullScreenVideoFrameLayout.addView(video);
+
+ // Show the full screen video frame layout.
+ fullScreenVideoFrameLayout.setVisibility(View.VISIBLE);
+ }
+
+ // Exit full screen video.
+ @Override
+ public void onHideCustomView() {
+ // Get a handle for the full screen video frame layout.
+ FrameLayout fullScreenVideoFrameLayout = findViewById(R.id.full_screen_video_framelayout);
+
+ // Unset the full screen video flag.
+ displayingFullScreenVideo = false;
+
+ // Remove all the views from the full screen video frame layout.
+ fullScreenVideoFrameLayout.removeAllViews();
+
+ // Hide the full screen video frame layout.
+ fullScreenVideoFrameLayout.setVisibility(View.GONE);
+
+ // Enable the sliding drawers.
+ drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
+
+ // Show the main content relative layout.
+ mainContentRelativeLayout.setVisibility(View.VISIBLE);
+
+ // Apply the appropriate full screen mode flags.
+ if (fullScreenBrowsingModeEnabled && inFullScreenBrowsingMode) { // Privacy Browser is currently in full screen browsing mode.
+ // Hide the app bar if specified.
+ if (hideAppBar) {
+ // Hide the tab linear layout.
+ tabsLinearLayout.setVisibility(View.GONE);
+
+ // Hide the action bar.
+ actionBar.hide();
+ }
+
+ // Hide the banner ad in the free flavor.
+ if (BuildConfig.FLAVOR.contentEquals("free")) {
+ AdHelper.hideAd(findViewById(R.id.adview));
+ }
+
+ // Remove the translucent status flag. This is necessary so the root frame layout can fill the entire screen.
+ getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+
+ /* Hide the system bars.
+ * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar at the top of the screen.
+ * SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN makes the root frame layout fill the area that is normally reserved for the status bar.
+ * SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bar on the bottom or right of the screen.
+ * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the status and navigation bars translucent and automatically re-hides them after they are shown.
+ */
+ rootFrameLayout.setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
+ View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+ } else { // Switch to normal viewing mode.
+ // Remove the `SYSTEM_UI` flags from the root frame layout.
+ rootFrameLayout.setSystemUiVisibility(0);
+
+ // Add the translucent status flag.
+ getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+ }
+
+ // Reload the ad for the free flavor if not in full screen mode.
+ if (BuildConfig.FLAVOR.contentEquals("free") && !inFullScreenBrowsingMode) {
+ // Reload the ad.
+ AdHelper.loadAd(findViewById(R.id.adview), getApplicationContext(), getString(R.string.ad_unit_id));
+ }
+ }
+
+ // Upload files.
+ @Override
+ public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, FileChooserParams fileChooserParams) {
+ // Show the file chooser if the device is running API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ // Store the file path callback.
+ fileChooserCallback = filePathCallback;
+
+ // Create an intent to open a chooser based ont the file chooser parameters.
+ Intent fileChooserIntent = fileChooserParams.createIntent();
+
+ // Open the file chooser. Currently only one `startActivityForResult` exists in this activity, so the request code, used to differentiate them, is simply `0`.
+ startActivityForResult(fileChooserIntent, 0);
+ }
+ return true;
+ }
+ });
+
+ nestedScrollWebView.setWebViewClient(new WebViewClient() {
+ // `shouldOverrideUrlLoading` makes this `WebView` the default handler for URLs inside the app, so that links are not kicked out to other apps.
+ // The deprecated `shouldOverrideUrlLoading` must be used until API >= 24.
+ @Override
+ public boolean shouldOverrideUrlLoading(WebView view, String url) {
+ // Sanitize the url.
+ url = sanitizeUrl(url);
+
+ if (url.startsWith("http")) { // Load the URL in Privacy Browser.
+ // Apply the domain settings for the new URL. This doesn't do anything if the domain has not changed.
+ boolean userAgentChanged = applyDomainSettings(nestedScrollWebView, url, true, false);
+
+ // Check if the user agent has changed.
+ if (userAgentChanged) {
+ // Manually load the URL. The changing of the user agent will cause WebView to reload the previous URL.
+ nestedScrollWebView.loadUrl(url, customHeaders);
+
+ // Returning true indicates that Privacy Browser is manually handling the loading of the URL.
+ return true;
+ } else {
+ // Returning false causes the current WebView to handle the URL and prevents it from adding redirects to the history list.
+ return false;
+ }
+ } else if (url.startsWith("mailto:")) { // Load the email address in an external email program.
+ // Use `ACTION_SENDTO` instead of `ACTION_SEND` so that only email programs are launched.
+ Intent emailIntent = new Intent(Intent.ACTION_SENDTO);
+
+ // Parse the url and set it as the data for the intent.
+ emailIntent.setData(Uri.parse(url));
+
+ // Open the email program in a new task instead of as part of Privacy Browser.
+ emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Make it so.
+ startActivity(emailIntent);
+
+ // Returning true indicates Privacy Browser is handling the URL by creating an intent.
+ return true;
+ } else if (url.startsWith("tel:")) { // Load the phone number in the dialer.
+ // Open the dialer and load the phone number, but wait for the user to place the call.
+ Intent dialIntent = new Intent(Intent.ACTION_DIAL);
+
+ // Add the phone number to the intent.
+ dialIntent.setData(Uri.parse(url));
+
+ // Open the dialer in a new task instead of as part of Privacy Browser.
+ dialIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Make it so.
+ startActivity(dialIntent);
+
+ // Returning true indicates Privacy Browser is handling the URL by creating an intent.
+ return true;
+ } else { // Load a system chooser to select an app that can handle the URL.
+ // Open an app that can handle the URL.
+ Intent genericIntent = new Intent(Intent.ACTION_VIEW);
+
+ // Add the URL to the intent.
+ genericIntent.setData(Uri.parse(url));
+
+ // List all apps that can handle the URL instead of just opening the first one.
+ genericIntent.addCategory(Intent.CATEGORY_BROWSABLE);
+
+ // Open the app in a new task instead of as part of Privacy Browser.
+ genericIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Start the app or display a snackbar if no app is available to handle the URL.
+ try {
+ startActivity(genericIntent);
+ } catch (ActivityNotFoundException exception) {
+ Snackbar.make(nestedScrollWebView, getString(R.string.unrecognized_url) + " " + url, Snackbar.LENGTH_SHORT).show();
+ }
+
+ // Returning true indicates Privacy Browser is handling the URL by creating an intent.
+ return true;
+ }
+ }
+
+ // Check requests against the block lists. The deprecated `shouldInterceptRequest()` must be used until minimum API >= 21.
+ @Override
+ public WebResourceResponse shouldInterceptRequest(WebView view, String url) {
+ // Get a handle for the navigation view.
+ NavigationView navigationView = findViewById(R.id.navigationview);
+
+ // Get a handle for the navigation menu.
+ Menu navigationMenu = navigationView.getMenu();
+
+ // Get a handle for the navigation requests menu item. The menu is 0 based.
+ MenuItem navigationRequestsMenuItem = navigationMenu.getItem(5);
+
+ // Create an empty web resource response to be used if the resource request is blocked.
+ WebResourceResponse emptyWebResourceResponse = new WebResourceResponse("text/plain", "utf8", new ByteArrayInputStream("".getBytes()));
+
+ // Reset the whitelist results tracker.
+ String[] whitelistResultStringArray = null;
+
+ // Initialize the third party request tracker.
+ boolean isThirdPartyRequest = false;
+
+ // Get the current URL. `.getUrl()` throws an error because operations on the WebView cannot be made from this thread.
+ String currentBaseDomain = nestedScrollWebView.getCurrentDomainName();
+
+ // Store a copy of the current domain for use in later requests.
+ String currentDomain = currentBaseDomain;
+
+ // Nobody is happy when comparing null strings.
+ if ((currentBaseDomain != null) && (url != null)) {
+ // Convert the request URL to a URI.
+ Uri requestUri = Uri.parse(url);
+
+ // Get the request host name.
+ String requestBaseDomain = requestUri.getHost();
+
+ // Only check for third-party requests if the current base domain is not empty and the request domain is not null.
+ if (!currentBaseDomain.isEmpty() && (requestBaseDomain != null)) {
+ // Determine the current base domain.
+ while (currentBaseDomain.indexOf(".", currentBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain.
+ // Remove the first subdomain.
+ currentBaseDomain = currentBaseDomain.substring(currentBaseDomain.indexOf(".") + 1);
+ }
+
+ // Determine the request base domain.
+ while (requestBaseDomain.indexOf(".", requestBaseDomain.indexOf(".") + 1) > 0) { // There is at least one subdomain.
+ // Remove the first subdomain.
+ requestBaseDomain = requestBaseDomain.substring(requestBaseDomain.indexOf(".") + 1);
+ }
+
+ // Update the third party request tracker.
+ isThirdPartyRequest = !currentBaseDomain.equals(requestBaseDomain);
+ }
+ }
+
+ // Get the current WebView page position.
+ int webViewPagePosition = webViewPagerAdapter.getPositionForId(nestedScrollWebView.getWebViewFragmentId());
+
+ // Determine if the WebView is currently displayed.
+ boolean webViewDisplayed = (webViewPagePosition == tabLayout.getSelectedTabPosition());
+
+ // Block third-party requests if enabled.
+ if (isThirdPartyRequest && nestedScrollWebView.isBlocklistEnabled(NestedScrollWebView.THIRD_PARTY_REQUESTS)) {
+ // Add the result to the resource requests.
+ nestedScrollWebView.addResourceRequest(new String[]{BlockListHelper.REQUEST_THIRD_PARTY, url});
+
+ // Increment the blocked requests counters.
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.THIRD_PARTY_REQUESTS);
+
+ // Update the titles of the blocklist menu items if the WebView is currently displayed.
+ if (webViewDisplayed) {
+ // Updating the UI must be run from the UI thread.
+ activity.runOnUiThread(() -> {
+ // Update the menu item titles.
+ navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+
+ // Update the options menu if it has been populated.
+ if (optionsMenu != null) {
+ optionsMenu.findItem(R.id.blocklists).setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+ optionsMenu.findItem(R.id.block_all_third_party_requests).setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.THIRD_PARTY_REQUESTS) + " - " +
+ getString(R.string.block_all_third_party_requests));
+ }
+ });
+ }
+
+ // Return an empty web resource response.
+ return emptyWebResourceResponse;
+ }
+
+ // Check UltraPrivacy if it is enabled.
+ if (nestedScrollWebView.isBlocklistEnabled(NestedScrollWebView.ULTRA_PRIVACY)) {
+ // Check the URL against UltraPrivacy.
+ String[] ultraPrivacyResults = blockListHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, ultraPrivacy);
+
+ // Process the UltraPrivacy results.
+ if (ultraPrivacyResults[0].equals(BlockListHelper.REQUEST_BLOCKED)) { // The resource request matched UltraPrivacy's blacklist.
+ // Add the result to the resource requests.
+ nestedScrollWebView.addResourceRequest(new String[] {ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4],
+ ultraPrivacyResults[5]});
+
+ // Increment the blocked requests counters.
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.ULTRA_PRIVACY);
+
+ // Update the titles of the blocklist menu items if the WebView is currently displayed.
+ if (webViewDisplayed) {
+ // Updating the UI must be run from the UI thread.
+ activity.runOnUiThread(() -> {
+ // Update the menu item titles.
+ navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+
+ // Update the options menu if it has been populated.
+ if (optionsMenu != null) {
+ optionsMenu.findItem(R.id.blocklists).setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+ optionsMenu.findItem(R.id.ultraprivacy).setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.ULTRA_PRIVACY) + " - " + getString(R.string.ultraprivacy));
+ }
+ });
+ }
+
+ // The resource request was blocked. Return an empty web resource response.
+ return emptyWebResourceResponse;
+ } else if (ultraPrivacyResults[0].equals(BlockListHelper.REQUEST_ALLOWED)) { // The resource request matched UltraPrivacy's whitelist.
+ // Add a whitelist entry to the resource requests array.
+ nestedScrollWebView.addResourceRequest(new String[] {ultraPrivacyResults[0], ultraPrivacyResults[1], ultraPrivacyResults[2], ultraPrivacyResults[3], ultraPrivacyResults[4],
+ ultraPrivacyResults[5]});
+
+ // The resource request has been allowed by UltraPrivacy. `return null` loads the requested resource.
+ return null;
+ }
+ }
+
+ // Check EasyList if it is enabled.
+ if (nestedScrollWebView.isBlocklistEnabled(NestedScrollWebView.EASY_LIST)) {
+ // Check the URL against EasyList.
+ String[] easyListResults = blockListHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, easyList);
+
+ // Process the EasyList results.
+ if (easyListResults[0].equals(BlockListHelper.REQUEST_BLOCKED)) { // The resource request matched EasyList's blacklist.
+ // Add the result to the resource requests.
+ nestedScrollWebView.addResourceRequest(new String[] {easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]});
+
+ // Increment the blocked requests counters.
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.EASY_LIST);
+
+ // Update the titles of the blocklist menu items if the WebView is currently displayed.
+ if (webViewDisplayed) {
+ // Updating the UI must be run from the UI thread.
+ activity.runOnUiThread(() -> {
+ // Update the menu item titles.
+ navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+
+ // Update the options menu if it has been populated.
+ if (optionsMenu != null) {
+ optionsMenu.findItem(R.id.blocklists).setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+ optionsMenu.findItem(R.id.easylist).setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.EASY_LIST) + " - " + getString(R.string.easylist));
+ }
+ });
+ }
+
+ // The resource request was blocked. Return an empty web resource response.
+ return emptyWebResourceResponse;
+ } else if (easyListResults[0].equals(BlockListHelper.REQUEST_ALLOWED)) { // The resource request matched EasyList's whitelist.
+ // Update the whitelist result string array tracker.
+ whitelistResultStringArray = new String[] {easyListResults[0], easyListResults[1], easyListResults[2], easyListResults[3], easyListResults[4], easyListResults[5]};
+ }
+ }
+
+ // Check EasyPrivacy if it is enabled.
+ if (nestedScrollWebView.isBlocklistEnabled(NestedScrollWebView.EASY_PRIVACY)) {
+ // Check the URL against EasyPrivacy.
+ String[] easyPrivacyResults = blockListHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, easyPrivacy);
+
+ // Process the EasyPrivacy results.
+ if (easyPrivacyResults[0].equals(BlockListHelper.REQUEST_BLOCKED)) { // The resource request matched EasyPrivacy's blacklist.
+ // Add the result to the resource requests.
+ nestedScrollWebView.addResourceRequest(new String[] {easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4],
+ easyPrivacyResults[5]});
+
+ // Increment the blocked requests counters.
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.EASY_PRIVACY);
+
+ // Update the titles of the blocklist menu items if the WebView is currently displayed.
+ if (webViewDisplayed) {
+ // Updating the UI must be run from the UI thread.
+ activity.runOnUiThread(() -> {
+ // Update the menu item titles.
+ navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+
+ // Update the options menu if it has been populated.
+ if (optionsMenu != null) {
+ optionsMenu.findItem(R.id.blocklists).setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+ optionsMenu.findItem(R.id.easyprivacy).setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.EASY_PRIVACY) + " - " + getString(R.string.easyprivacy));
+ }
+ });
+ }
+
+ // The resource request was blocked. Return an empty web resource response.
+ return emptyWebResourceResponse;
+ } else if (easyPrivacyResults[0].equals(BlockListHelper.REQUEST_ALLOWED)) { // The resource request matched EasyPrivacy's whitelist.
+ // Update the whitelist result string array tracker.
+ whitelistResultStringArray = new String[] {easyPrivacyResults[0], easyPrivacyResults[1], easyPrivacyResults[2], easyPrivacyResults[3], easyPrivacyResults[4], easyPrivacyResults[5]};
+ }
+ }
+
+ // Check Fanboy’s Annoyance List if it is enabled.
+ if (nestedScrollWebView.isBlocklistEnabled(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST)) {
+ // Check the URL against Fanboy's Annoyance List.
+ String[] fanboysAnnoyanceListResults = blockListHelper.checkBlocklist(currentDomain, url, isThirdPartyRequest, fanboysAnnoyanceList);
+
+ // Process the Fanboy's Annoyance List results.
+ if (fanboysAnnoyanceListResults[0].equals(BlockListHelper.REQUEST_BLOCKED)) { // The resource request matched Fanboy's Annoyance List's blacklist.
+ // Add the result to the resource requests.
+ nestedScrollWebView.addResourceRequest(new String[] {fanboysAnnoyanceListResults[0], fanboysAnnoyanceListResults[1], fanboysAnnoyanceListResults[2], fanboysAnnoyanceListResults[3],
+ fanboysAnnoyanceListResults[4], fanboysAnnoyanceListResults[5]});
+
+ // Increment the blocked requests counters.
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS);
+ nestedScrollWebView.incrementRequestsCount(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST);
+
+ // Update the titles of the blocklist menu items if the WebView is currently displayed.
+ if (webViewDisplayed) {
+ // Updating the UI must be run from the UI thread.
+ activity.runOnUiThread(() -> {
+ // Update the menu item titles.
+ navigationRequestsMenuItem.setTitle(getString(R.string.requests) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+
+ // Update the options menu if it has been populated.
+ if (optionsMenu != null) {
+ optionsMenu.findItem(R.id.blocklists).setTitle(getString(R.string.blocklists) + " - " + nestedScrollWebView.getRequestsCount(NestedScrollWebView.BLOCKED_REQUESTS));
+ optionsMenu.findItem(R.id.fanboys_annoyance_list).setTitle(nestedScrollWebView.getRequestsCount(NestedScrollWebView.FANBOYS_ANNOYANCE_LIST) + " - " +
+ getString(R.string.fanboys_annoyance_list));
+ }
+ });
+ }