+ // Try the intent.
+ try {
+ // Show the chooser.
+ startActivity(openWithBrowserIntent);
+ } catch (ActivityNotFoundException exception) { // There are no browsers available to open the URL.
+ // Show a snackbar with the error.
+ Snackbar.make(currentWebView, getString(R.string.error) + " " + exception, Snackbar.LENGTH_INDEFINITE).show();
+ }
+ }
+
+ 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_"));
+ }
+ }
+
+ // Sanitize Facebook Click IDs.
+ if (sanitizeFacebookClickIds) {
+ // Remove `?fbclid=`.
+ if (url.contains("?fbclid=")) {
+ url = url.substring(0, url.indexOf("?fbclid="));
+ }
+
+ // Remove `&fbclid=`.
+ if (url.contains("&fbclid=")) {
+ url = url.substring(0, url.indexOf("&fbclid="));
+ }
+
+ // Remove `?fbadid=`.
+ if (url.contains("?fbadid=")) {
+ url = url.substring(0, url.indexOf("?fbadid="));
+ }
+
+ // Remove `&fbadid=`.
+ if (url.contains("&fbadid=")) {
+ url = url.substring(0, url.indexOf("&fbadid="));
+ }
+ }
+
+ // Sanitize Twitter AMP redirects.
+ if (sanitizeTwitterAmpRedirects) {
+ // Remove `?amp=1`.
+ if (url.contains("?amp=1")) {
+ url = url.substring(0, url.indexOf("?amp=1"));
+ }
+ }
+
+ // Return the sanitized URL.
+ return url;
+ }
+
+ public void finishedPopulatingBlocklists(ArrayList<ArrayList<List<String[]>>> combinedBlocklists) {
+ // Store the blocklists.
+ easyList = combinedBlocklists.get(0);
+ easyPrivacy = combinedBlocklists.get(1);
+ fanboysAnnoyanceList = combinedBlocklists.get(2);
+ fanboysSocialList = combinedBlocklists.get(3);
+ ultraList = combinedBlocklists.get(4);
+ ultraPrivacy = combinedBlocklists.get(5);
+
+ // Check to see if the activity has been restarted with a saved state.
+ if ((savedStateArrayList == null) || (savedStateArrayList.size() == 0)) { // The activity has not been restarted or it was restarted on start to force the night theme.
+ // Add the first tab.
+ addNewTab("", true);
+ } else { // The activity has been restarted.
+ // Restore each tab. Once the minimum API >= 24, a `forEach()` command can be used.
+ for (int i = 0; i < savedStateArrayList.size(); i++) {
+ // Add a new tab.
+ tabLayout.addTab(tabLayout.newTab());
+
+ // Get the new tab.
+ TabLayout.Tab newTab = tabLayout.getTabAt(i);
+
+ // 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 page.
+ webViewPagerAdapter.restorePage(savedStateArrayList.get(i), savedNestedScrollWebViewStateArrayList.get(i));
+ }
+
+ // Reset the saved state variables.
+ savedStateArrayList = null;
+ savedNestedScrollWebViewStateArrayList = null;
+
+ // Restore the selected tab position.
+ if (savedTabPosition == 0) { // The first tab is selected.
+ // Set the first page as the current WebView.
+ setCurrentWebView(0);
+ } else { // the first tab is not selected.
+ // Move to the selected tab.
+ webViewPager.setCurrentItem(savedTabPosition);
+ }
+
+ // Get the intent that started the app.
+ Intent intent = getIntent();
+
+ // Reset the intent. This prevents a duplicate tab from being created on restart.
+ setIntent(new Intent());
+
+ // Get the information from the intent.
+ String intentAction = intent.getAction();
+ Uri intentUriData = intent.getData();
+ String intentStringExtra = intent.getStringExtra(Intent.EXTRA_TEXT);
+
+ // Determine if this is a web search.
+ boolean isWebSearch = ((intentAction != null) && intentAction.equals(Intent.ACTION_WEB_SEARCH));
+
+ // Only process the URI if it contains data or it is a web search. If the user pressed the desktop icon after the app was already running the URI will be null.
+ if (intentUriData != null || intentStringExtra != null || isWebSearch) {
+ // Get the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Create a URL string.
+ String url;
+
+ // If the intent action is a web search, perform the search.
+ if (isWebSearch) { // The intent is a web search.
+ // Create an encoded URL string.
+ String encodedUrlString;
+
+ // Sanitize the search input and convert it to a search.
+ try {
+ encodedUrlString = URLEncoder.encode(intent.getStringExtra(SearchManager.QUERY), "UTF-8");
+ } catch (UnsupportedEncodingException exception) {
+ encodedUrlString = "";
+ }
+
+ // Add the base search URL.
+ url = searchURL + encodedUrlString;
+ } else if (intentUriData != null) { // The intent contains a URL formatted as a URI.
+ // Set the intent data as the URL.
+ url = intentUriData.toString();
+ } else { // The intent contains a string, which might be a URL.
+ // Set the intent string as the URL.
+ url = intentStringExtra;
+ }
+
+ // Add a new tab if specified in the preferences.
+ if (sharedPreferences.getBoolean("open_intents_in_new_tab", true)) { // Load the URL in a new tab.
+ // Set the loading new intent flag.
+ loadingNewIntent = true;
+
+ // Add a new tab.
+ addNewTab(url, true);
+ } else { // Load the URL in the current tab.
+ // Make it so.
+ loadUrl(currentWebView, url);
+ }
+ }
+ }
+ }
+
+ public void addTab(View view) {
+ // Add a new tab with a blank URL.
+ addNewTab("", true);
+ }
+
+ private void addNewTab(String url, boolean moveToTab) {
+ // 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, moveToTab);
+ }
+
+ public void closeTab(View view) {
+ // 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() {
+ // Pause the current WebView. This prevents buffered audio from playing after the tab is closed.
+ currentWebView.onPause();
+
+ // 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 saveWebpageArchive(String filePath) {
+ // Save the webpage archive.
+ currentWebView.saveWebArchive(filePath);
+
+ // Display a snackbar.
+ Snackbar saveWebpageArchiveSnackbar = Snackbar.make(currentWebView, getString(R.string.file_saved) + " " + filePath, Snackbar.LENGTH_SHORT);
+
+ // Add an open option to the snackbar.
+ saveWebpageArchiveSnackbar.setAction(R.string.open, (View view) -> {
+ // Get a file for the file name string.
+ File file = new File(filePath);
+
+ // Declare a file URI variable.
+ Uri fileUri;
+
+ // Get the URI for the file according to the Android version.
+ if (Build.VERSION.SDK_INT >= 24) { // Use a file provider.
+ fileUri = FileProvider.getUriForFile(this, getString(R.string.file_provider), file);
+ } else { // Get the raw file path URI.
+ fileUri = Uri.fromFile(file);
+ }
+
+ // Get a handle for the content resolver.
+ ContentResolver contentResolver = getContentResolver();
+
+ // Create an open intent with `ACTION_VIEW`.
+ Intent openIntent = new Intent(Intent.ACTION_VIEW);
+
+ // Set the URI and the MIME type.
+ openIntent.setDataAndType(fileUri, contentResolver.getType(fileUri));
+
+ // Allow the app to read the file URI.
+ openIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+
+ // Show the chooser.
+ startActivity(Intent.createChooser(openIntent, getString(R.string.open)));
+ });
+
+ // Show the snackbar.
+ saveWebpageArchiveSnackbar.show();