/**
* Copyright 2015-2016 Soren Stoutner <soren@stoutner.com>.
*
- * This file is part of Privacy Browser.
+ * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
*
* Privacy Browser is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
package com.stoutner.privacybrowser;
import android.annotation.SuppressLint;
-import android.annotation.TargetApi;
-import android.app.Activity;
+import android.app.DialogFragment;
import android.app.DownloadManager;
+import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
+import android.content.res.Configuration;
import android.graphics.Bitmap;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
import android.net.Uri;
+import android.net.http.SslCertificate;
+import android.net.http.SslError;
import android.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
-import android.support.v4.app.DialogFragment;
+import android.print.PrintDocumentAdapter;
+import android.print.PrintManager;
+import android.support.annotation.NonNull;
+import android.support.design.widget.NavigationView;
+import android.support.design.widget.Snackbar;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.content.ContextCompat;
+import android.support.v4.view.GravityCompat;
+import android.support.v4.widget.DrawerLayout;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.ActionBar;
+import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.app.AppCompatDialogFragment;
import android.support.v7.widget.Toolbar;
+import android.text.Editable;
+import android.text.TextWatcher;
import android.util.Patterns;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.inputmethod.InputMethodManager;
import android.webkit.CookieManager;
import android.webkit.DownloadListener;
+import android.webkit.SslErrorHandler;
import android.webkit.WebChromeClient;
import android.webkit.WebStorage;
import android.webkit.WebView;
import android.webkit.WebViewClient;
+import android.webkit.WebViewDatabase;
import android.widget.EditText;
import android.widget.FrameLayout;
import android.widget.ImageView;
+import android.widget.LinearLayout;
import android.widget.ProgressBar;
-import android.widget.Toast;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
+import java.util.HashMap;
+import java.util.Map;
// We need to use AppCompatActivity from android.support.v7.app.AppCompatActivity to have access to the SupportActionBar until the minimum API is >= 21.
-public class MainWebViewActivity extends AppCompatActivity implements CreateHomeScreenShortcut.CreateHomeScreenSchortcutListener {
- // favoriteIcon is public static so it can be accessed from CreateHomeScreenShortcut.
+public class MainWebViewActivity extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener, CreateHomeScreenShortcut.CreateHomeScreenSchortcutListener,
+ SslCertificateError.SslCertificateErrorListener, DownloadFile.DownloadFileListener {
+
+ // `appBar` is public static so it can be accessed from `OrbotProxyHelper`.
+ // It is also used in `onCreate()`, `onOptionsItemSelected()`, and `closeFindOnPage()`.
+ public static ActionBar appBar;
+
+ // `favoriteIcon` is public static so it can be accessed from `CreateHomeScreenShortcut`, `BookmarksActivity`, `CreateBookmark`, `CreateBookmarkFolder`, and `EditBookmark`.
+ // It is also used in `onCreate()` and `onCreateHomeScreenShortcutCreate()`.
public static Bitmap favoriteIcon;
- // mainWebView is public static so it can be accessed from AboutDialog. It is also used in onCreate(), onOptionsItemSelected(), and loadUrlFromTextBox().
- public static WebView mainWebView;
- // mainMenu is used in onCreateOptionsMenu() and onOptionsItemSelected().
- private Menu mainMenu;
- // formattedUrlString is used in onCreate(), onOptionsItemSelected(), onCreateHomeScreenShortcutCreate(), and loadUrlFromTextBox().
- private String formattedUrlString;
- // homepage is used in onCreate() and onOptionsItemSelected().
- private String homepage;
- // javaScriptEnabled is used in onCreate(), onCreateOptionsMenu(), onOptionsItemSelected(), and loadUrlFromTextBox().
- private boolean javaScriptEnabled;
- // domStorageEnabled is used in onCreate(), onCreateOptionsMenu(), and onOptionsItemSelected().
+ // `formattedUrlString` is public static so it can be accessed from `BookmarksActivity`.
+ // It is also used in `onCreate()`, `onOptionsItemSelected()`, `onCreateHomeScreenShortcutCreate()`, and `loadUrlFromTextBox()`.
+ public static String formattedUrlString;
+
+ // `sslCertificate` is public static so it can be accessed from `ViewSslCertificate`. It is also used in `onCreate()`.
+ public static SslCertificate sslCertificate;
+
+
+ // 'mainWebView' is used in `onCreate()`, `onOptionsItemSelected()`, `onNavigationItemSelected()`, `onRestart()`, `findPreviousOnPage()`, `findNextOnPage()`, `closeFindOnPage`, and `loadUrlFromTextBox()`.
+ private WebView mainWebView;
+
+ // `swipeRefreshLayout` is used in `onCreate()`, `onPrepareOptionsMenu`, and `onRestart()`.
+ private SwipeRefreshLayout swipeRefreshLayout;
+
+ // `cookieManager` is used in `onCreate()`, `onOptionsItemSelected()`, and `onNavigationItemSelected()`, and `onRestart()`.
+ private CookieManager cookieManager;
+
+ // `customHeader` is used in `onCreate()`, `onOptionsItemSelected()`, and `loadUrlFromTextBox()`.
+ private final Map<String, String> customHeaders = new HashMap<>();
+
+ // `javaScriptEnabled` is also used in `onCreate()`, `onCreateOptionsMenu()`, `onOptionsItemSelected()`, `loadUrlFromTextBox()`, and `applySettings()`.
+ // It is `Boolean` instead of `boolean` because `applySettings()` needs to know if it is `null`.
+ private Boolean javaScriptEnabled;
+
+ // `firstPartyCookiesEnabled` is used in `onCreate()`, `onCreateOptionsMenu()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, and `applySettings()`.
+ private boolean firstPartyCookiesEnabled;
+
+ // `thirdPartyCookiesEnabled` used in `onCreate()`, `onCreateOptionsMenu()`, `onPrepareOptionsMenu()`, `onOptionsItemSelected()`, and `applySettings()`.
+ private boolean thirdPartyCookiesEnabled;
+
+ // `domStorageEnabled` is used in `onCreate()`, `onCreateOptionsMenu()`, `onOptionsItemSelected()`, and `applySettings()`.
private boolean domStorageEnabled;
- /* saveFormDataEnabled does nothing until database storage is implemented.
- // saveFormDataEnabled is used in onCreate(), onCreateOptionsMenu(), and onOptionsItemSelected().
+ // `saveFormDataEnabled` is used in `onCreate()`, `onCreateOptionsMenu()`, `onOptionsItemSelected()`, and `applySettings()`.
private boolean saveFormDataEnabled;
- */
- // cookieManager is used in onCreate() and onOptionsItemSelected().
- private CookieManager cookieManager;
- // cookiesEnabled is used in onCreate(), onCreateOptionsMenu(), and onOptionsItemSelected().
- private boolean cookiesEnabled;
+ // `swipeToRefreshEnabled` is used in `onPrepareOptionsMenu()` and `applySettings()`.
+ private boolean swipeToRefreshEnabled;
+
+ // 'homepage' is used in `onCreate()`, `onNavigationItemSelected()`, and `applySettings()`.
+ private String homepage;
+
+ // `javaScriptDisabledSearchURL` is used in `loadURLFromTextBox()` and `applySettings()`.
+ private String javaScriptDisabledSearchURL;
+
+ // `javaScriptEnabledSearchURL` is used in `loadURLFromTextBox()` and `applySettings()`.
+ private String javaScriptEnabledSearchURL;
+
+ // `mainMenu` is used in `onCreateOptionsMenu()` and `updatePrivacyIcons()`.
+ private Menu mainMenu;
+
+ // `drawerToggle` is used in `onCreate()`, `onPostCreate()`, `onConfigurationChanged()`, `onNewIntent()`, and `onNavigationItemSelected()`.
+ private ActionBarDrawerToggle drawerToggle;
+
+ // `drawerLayout` is used in `onCreate()`, `onNewIntent()`, and `onBackPressed()`.
+ private DrawerLayout drawerLayout;
- // urlTextBox is used in onCreate(), onOptionsItemSelected(), and loadUrlFromTextBox().
+ // `urlTextBox` is used in `onCreate()`, `onOptionsItemSelected()`, and `loadUrlFromTextBox()`.
private EditText urlTextBox;
+ // `adView` is used in `onCreate()` and `onConfigurationChanged()`.
+ private View adView;
+
+ // `sslErrorHandler` is used in `onCreate()`, `onSslErrorCancel()`, and `onSslErrorProceed`.
+ private SslErrorHandler sslErrorHandler;
+
+ // `findOnPageEditText` is used in `onCreate()`, `onOptionsItemSelected()`, and `closeFindOnPage()`.
+ private EditText findOnPageEditText;
+
+ // `inputMethodManager` is used in `onOptionsItemSelected()`, `loadUrlFromTextBox()`, and `closeFindOnPage()`.
+ private InputMethodManager inputMethodManager;
+
@Override
// Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled. The whole premise of Privacy Browser is built around an understanding of these dangers.
@SuppressLint("SetJavaScriptEnabled")
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_webview);
+ setContentView(R.layout.main_coordinatorlayout);
+
+ // Get a handle for `inputMethodManager`.
+ inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
// We need to use the SupportActionBar from android.support.v7.app.ActionBar until the minimum API is >= 21.
Toolbar supportAppBar = (Toolbar) findViewById(R.id.appBar);
setSupportActionBar(supportAppBar);
+ appBar = getSupportActionBar();
+
+ // This is needed to get rid of the Android Studio warning that appBar might be null.
+ assert appBar != null;
+
+ // Add the custom url_app_bar layout, which shows the favoriteIcon, urlTextBar, and progressBar.
+ appBar.setCustomView(R.layout.url_app_bar);
+ appBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
+
+ // Set the "go" button on the keyboard to load the URL in urlTextBox.
+ urlTextBox = (EditText) appBar.getCustomView().findViewById(R.id.urlTextBox);
+ urlTextBox.setOnKeyListener(new View.OnKeyListener() {
+ @Override
+ public boolean onKey(View v, int keyCode, KeyEvent event) {
+ // If the event is a key-down event on the `enter` button, load the URL.
+ if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
+ // Load the URL into the mainWebView and consume the event.
+ try {
+ loadUrlFromTextBox();
+ } catch (UnsupportedEncodingException e) {
+ e.printStackTrace();
+ }
+ // If the enter key was pressed, consume the event.
+ return true;
+ } else {
+ // If any other key was pressed, do not consume the event.
+ return false;
+ }
+ }
+ });
+ // Get handles for `fullScreenVideoFrameLayout`, `mainWebView`, and `find_on_page_edittext`.
final FrameLayout fullScreenVideoFrameLayout = (FrameLayout) findViewById(R.id.fullScreenVideoFrameLayout);
- final Activity mainWebViewActivity = this;
- // We need to use the SupportActionBar from android.support.v7.app.ActionBar until the minimum API is >= 21.
- final ActionBar appBar = getSupportActionBar();
+ mainWebView = (WebView) findViewById(R.id.mainWebView);
+ findOnPageEditText = (EditText) findViewById(R.id.find_on_page_edittext);
+
+ // Update `findOnPageCountTextView`.
+ mainWebView.setFindListener(new WebView.FindListener() {
+ // Get a handle for `findOnPageCountTextView`.
+ TextView findOnPageCountTextView = (TextView) 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;
+
+ // Set `findOnPageCountTextView`.
+ findOnPageCountTextView.setText(activeMatch + "/" + numberOfMatches);
+ }
+ }
+ });
+
+ // Search for the string on the page whenever a character changes in the `findOnPageEditText`.
+ findOnPageEditText.addTextChangedListener(new TextWatcher() {
+ @Override
+ public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+ // Do nothing.
+ }
+
+ @Override
+ public void onTextChanged(CharSequence s, int start, int before, int count) {
+ // Do nothing.
+ }
+
+ @Override
+ public void afterTextChanged(Editable s) {
+ // Search for the text in `mainWebView`.
+ mainWebView.findAllAsync(findOnPageEditText.getText().toString());
+ }
+ });
+
+ // Set the `check mark` button for the `findOnPageEditText` keyboard to close the soft keyboard.
+ findOnPageEditText.setOnKeyListener(new View.OnKeyListener() {
+ @Override
+ public boolean onKey(View v, int keyCode, KeyEvent event) {
+ if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) { // The `enter` key was pressed.
+ // Hide the soft keyboard. `0` indicates no additional flags.
+ inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
+
+ // Consume the event.
+ return true;
+ } else { // A different key was pressed.
+ // Do not consume the event.
+ return false;
+ }
+ }
+ });
// Implement swipe to refresh
- final SwipeRefreshLayout swipeToRefresh = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);
- swipeToRefresh.setColorSchemeResources(R.color.blue);
- swipeToRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
+ swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipeRefreshLayout);
+ swipeRefreshLayout.setColorSchemeResources(R.color.blue_700);
+ swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
mainWebView.reload();
}
});
- mainWebView = (WebView) findViewById(R.id.mainWebView);
+ // Create the navigation drawer.
+ drawerLayout = (DrawerLayout) findViewById(R.id.drawerLayout);
+ // The DrawerTitle identifies the drawer in accessibility mode.
+ drawerLayout.setDrawerTitle(GravityCompat.START, getString(R.string.navigation_drawer));
- if (appBar != null) {
- // Add the custom url_bar layout, which shows the favoriteIcon, urlTextBar, and progressBar.
- appBar.setCustomView(R.layout.url_bar);
- appBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
-
- // Set the "go" button on the keyboard to load the URL in urlTextBox.
- urlTextBox = (EditText) appBar.getCustomView().findViewById(R.id.urlTextBox);
- urlTextBox.setOnKeyListener(new View.OnKeyListener() {
- public boolean onKey(View v, int keyCode, KeyEvent event) {
- // If the event is a key-down event on the "enter" button, load the URL.
- if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
- // Load the URL into the mainWebView and consume the event.
- try {
- loadUrlFromTextBox();
- } catch (UnsupportedEncodingException e) {
- e.printStackTrace();
- }
- // If the enter key was pressed, consume the event.
- return true;
- } else {
- // If any other key was pressed, do not consume the event.
- return false;
- }
- }
- });
- }
+ // Listen for touches on the navigation menu.
+ final NavigationView navigationView = (NavigationView) findViewById(R.id.navigationView);
+ navigationView.setNavigationItemSelectedListener(this);
+
+ // drawerToggle creates the hamburger icon at the start of the AppBar.
+ drawerToggle = new ActionBarDrawerToggle(this, drawerLayout, supportAppBar, R.string.open_navigation, R.string.close_navigation);
mainWebView.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.
+ // `shouldOverrideUrlLoading` makes this `WebView` the default handler for URLs inside the app, so that links are not kicked out to other apps.
+ // We have to use the deprecated `shouldOverrideUrlLoading` until API >= 24.
+ @SuppressWarnings("deprecation")
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
- mainWebView.loadUrl(url);
- return true;
- }
-
- /* These errors do not provide any useful information and clutter the screen.
- public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
- Toast.makeText(mainWebViewActivity, "Error loading " + request + " Error: " + error, Toast.LENGTH_SHORT).show();
+ // Use an external email program if the link begins with "mailto:".
+ if (url.startsWith("mailto:")) {
+ // We 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));
+
+ // `FLAG_ACTIVITY_NEW_TASK` opens the email program in a new task instead as part of Privacy Browser.
+ emailIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ // Make it so.
+ startActivity(emailIntent);
+ return true;
+ } else { // Load the URL in Privacy Browser.
+ mainWebView.loadUrl(url, customHeaders);
+ return true;
+ }
}
- */
// Update the URL in urlTextBox when the page starts to load.
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
+ // We need to update `formattedUrlString` at the beginning of the load, so that if the user toggles JavaScript during the load the new website is reloaded.
+ formattedUrlString = url;
+
+ // Display the loading URL is the URL text box.
urlTextBox.setText(url);
}
@Override
public void onPageFinished(WebView view, String url) {
formattedUrlString = url;
- urlTextBox.setText(formattedUrlString);
+
+ // Only update urlTextBox if the user is not typing in it.
+ if (!urlTextBox.hasFocus()) {
+ urlTextBox.setText(formattedUrlString);
+ }
+
+ // Store the SSL certificate so it can be accessed from `ViewSslCertificate`.
+ sslCertificate = mainWebView.getCertificate();
+ }
+
+ // Handle SSL Certificate errors.
+ @Override
+ public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
+ // Store `handler` so it can be accesses from `onSslErrorCancel()` and `onSslErrorProceed()`.
+ sslErrorHandler = handler;
+
+ // Display the SSL error `AlertDialog`.
+ AppCompatDialogFragment sslCertificateErrorDialogFragment = SslCertificateError.displayDialog(error);
+ sslCertificateErrorDialogFragment.show(getSupportFragmentManager(), getResources().getString(R.string.ssl_certificate_error));
}
});
// Update the progress bar when a page is loading.
@Override
public void onProgressChanged(WebView view, int progress) {
- // Make sure that appBar is not null.
- if (appBar != null) {
- ProgressBar progressBar = (ProgressBar) appBar.getCustomView().findViewById(R.id.progressBar);
- progressBar.setProgress(progress);
- if (progress < 100) {
- progressBar.setVisibility(View.VISIBLE);
- } else {
- progressBar.setVisibility(View.GONE);
+ ProgressBar progressBar = (ProgressBar) appBar.getCustomView().findViewById(R.id.progressBar);
+ progressBar.setProgress(progress);
+ if (progress < 100) {
+ progressBar.setVisibility(View.VISIBLE);
+ } else {
+ progressBar.setVisibility(View.GONE);
- //Stop the SwipeToRefresh indicator if it is running
- swipeToRefresh.setRefreshing(false);
- }
+ //Stop the `SwipeToRefresh` indicator if it is running
+ swipeRefreshLayout.setRefreshing(false);
}
}
// Save a copy of the favorite icon for use if a shortcut is added to the home screen.
favoriteIcon = icon;
- // Place the favorite icon in the appBar if it is not null.
- if (appBar != null) {
- ImageView imageViewFavoriteIcon = (ImageView) appBar.getCustomView().findViewById(R.id.favoriteIcon);
- imageViewFavoriteIcon.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
- }
+ // Place the favorite icon in the appBar.
+ ImageView imageViewFavoriteIcon = (ImageView) appBar.getCustomView().findViewById(R.id.favoriteIcon);
+ imageViewFavoriteIcon.setImageBitmap(Bitmap.createScaledBitmap(icon, 64, 64, true));
}
// Enter full screen video
@Override
public void onShowCustomView(View view, CustomViewCallback callback) {
- if (appBar != null) {
- appBar.hide();
- }
+ appBar.hide();
+ // Show the fullScreenVideoFrameLayout.
fullScreenVideoFrameLayout.addView(view);
fullScreenVideoFrameLayout.setVisibility(View.VISIBLE);
+ // Hide the mainWebView.
mainWebView.setVisibility(View.GONE);
- /* SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bars on the bottom or right of the screen.
- ** SYSTEM_UI_FLAG_FULLSCREEN hides the status bar across the top of the screen.
- ** SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the navigation and status bars ghosted overlays and automatically rehides them.
- */
-
- // Set the one flag supported by API >= 14.
- if (Build.VERSION.SDK_INT >= 14) {
- view.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
- }
-
- // Set the two flags that are supported by API >= 16.
- if (Build.VERSION.SDK_INT >= 16) {
- view.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN);
- }
+ // Hide the ad if this is the free flavor.
+ BannerAd.hideAd(adView);
- // Set all three flags that are supported by API >= 19.
- if (Build.VERSION.SDK_INT >= 19) {
- view.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
- }
+ /* SYSTEM_UI_FLAG_HIDE_NAVIGATION hides the navigation bars on the bottom or right of the screen.
+ * SYSTEM_UI_FLAG_FULLSCREEN hides the status bar across the top of the screen.
+ * SYSTEM_UI_FLAG_IMMERSIVE_STICKY makes the navigation and status bars ghosted overlays and automatically rehides them.
+ */
+ view.setSystemUiVisibility(View.SYSTEM_UI_FLAG_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
}
// Exit full screen video
public void onHideCustomView() {
- if (appBar != null) {
- appBar.show();
- }
+ appBar.show();
+ // Show the mainWebView.
mainWebView.setVisibility(View.VISIBLE);
+ // Show the ad if this is the free flavor.
+ BannerAd.showAd(adView);
+
+ // Hide the fullScreenVideoFrameLayout.
fullScreenVideoFrameLayout.removeAllViews();
fullScreenVideoFrameLayout.setVisibility(View.GONE);
}
// Allow the downloading of files.
mainWebView.setDownloadListener(new DownloadListener() {
- // Launch the Android download manager when a link leads to a download.
@Override
public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
- DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
- DownloadManager.Request requestUri = new DownloadManager.Request(Uri.parse(url));
-
- // Add the URL as the description for the download.
- requestUri.setDescription(url);
-
- // Show the download notification after the download is completed if the API is 11 or greater.
- if (Build.VERSION.SDK_INT >= 11) {
- requestUri.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
- }
-
- downloadManager.enqueue(requestUri);
- Toast.makeText(mainWebViewActivity, "Download started", Toast.LENGTH_SHORT).show();
+ // Show the `DownloadFile` `AlertDialog` and name this instance `@string/download`.
+ AppCompatDialogFragment downloadFileDialogFragment = DownloadFile.fromUrl(url, contentDisposition, contentLength);
+ downloadFileDialogFragment.show(getSupportFragmentManager(), getResources().getString(R.string.download));
}
});
// Allow pinch to zoom.
mainWebView.getSettings().setBuiltInZoomControls(true);
- // Hide zoom controls if the API is 11 or greater.
- if (Build.VERSION.SDK_INT >= 11) {
- mainWebView.getSettings().setDisplayZoomControls(false);
- }
-
- // Initialize the default preference values the first time the program is run.
- PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
-
- // Get the shared preference values.
- SharedPreferences savedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+ // Hide zoom controls.
+ mainWebView.getSettings().setDisplayZoomControls(false);
- // Set JavaScript initial status.
- javaScriptEnabled = savedPreferences.getBoolean("javascript_enabled", false);
- mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
-
- // Set DOM storage initial status.
- domStorageEnabled = savedPreferences.getBoolean("dom_storage_enabled", false);
- mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
+ // Initialize cookieManager.
+ cookieManager = CookieManager.getInstance();
- /* Save Form Data does nothing until database storage is implemented.
- // Set Save Form Data initial status.
- saveFormDataEnabled = true;
- mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
- */
+ // Replace the header that `WebView` creates for `X-Requested-With` with a null value. The default value is the application ID (com.stoutner.privacybrowser.standard).
+ customHeaders.put("X-Requested-With", "");
- // Set cookies initial status.
- cookiesEnabled = savedPreferences.getBoolean("cookies_enabled", false);
- cookieManager = CookieManager.getInstance();
- cookieManager.setAcceptCookie(cookiesEnabled);
+ // Initialize the default preference values the first time the program is run.
+ PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
- // Set hompage initial status.
- homepage = savedPreferences.getString("homepage", "https://www.duckduckgo.com");
+ // Apply the settings from the shared preferences.
+ applySettings();
// Get the intent information that started the app.
final Intent intent = getIntent();
}
// Load the initial website.
- mainWebView.loadUrl(formattedUrlString);
+ mainWebView.loadUrl(formattedUrlString, customHeaders);
+
+ // If the favorite icon is null, load the default.
+ if (favoriteIcon == null) {
+ // We have to use `ContextCompat` until API >= 21.
+ Drawable favoriteIconDrawable = ContextCompat.getDrawable(getApplicationContext(), R.drawable.world);
+ BitmapDrawable favoriteIconBitmapDrawable = (BitmapDrawable) favoriteIconDrawable;
+ favoriteIcon = favoriteIconBitmapDrawable.getBitmap();
+ }
+
+ // Initialize AdView for the free flavor and request an ad. If this is not the free flavor BannerAd.requestAd() does nothing.
+ adView = findViewById(R.id.adView);
+ BannerAd.requestAd(adView);
}
+
@Override
protected void onNewIntent(Intent intent) {
- // Sets the new intent as the activity intent, so that any future getIntent()s pick up this one instead of creating a new activity.
+ // Sets the new intent as the activity intent, so that any future `getIntent()`s pick up this one instead of creating a new activity.
setIntent(intent);
if (intent.getData() != null) {
formattedUrlString = intentUriData.toString();
}
+ // Close the navigation drawer if it is open.
+ if (drawerLayout.isDrawerVisible(GravityCompat.START)) {
+ drawerLayout.closeDrawer(GravityCompat.START);
+ }
+
// Load the website.
- mainWebView.loadUrl(formattedUrlString);
+ mainWebView.loadUrl(formattedUrlString, customHeaders);
// Clear the keyboard if displayed and remove the focus on the urlTextBar if it has it.
mainWebView.requestFocus();
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
- getMenuInflater().inflate(R.menu.menu_webview, menu);
+ getMenuInflater().inflate(R.menu.webview_options_menu, menu);
- // Set mainMenu so it can be used by onOptionsItemSelected.
+ // Set mainMenu so it can be used by `onOptionsItemSelected()` and `updatePrivacyIcons`.
mainMenu = menu;
- // Get MenuItems for checkable menu items.
- MenuItem toggleJavaScript = menu.findItem(R.id.toggleJavaScript);
+ // Set the initial status of the privacy icons. `false` does not call `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(false);
+
+ // Get handles for the menu items.
+ MenuItem toggleFirstPartyCookies = menu.findItem(R.id.toggleFirstPartyCookies);
+ MenuItem toggleThirdPartyCookies = menu.findItem(R.id.toggleThirdPartyCookies);
MenuItem toggleDomStorage = menu.findItem(R.id.toggleDomStorage);
- /* toggleSaveFormData does nothing until database storage is implemented.
MenuItem toggleSaveFormData = menu.findItem(R.id.toggleSaveFormData);
- */
- MenuItem toggleCookies = menu.findItem(R.id.toggleCookies);
- // Set the initial icon for toggleJavaScript
- if (javaScriptEnabled) {
- toggleJavaScript.setIcon(R.drawable.javascript_enabled);
- } else {
- if (domStorageEnabled || cookiesEnabled) {
- toggleJavaScript.setIcon(R.drawable.warning);
- } else {
- toggleJavaScript.setIcon(R.drawable.privacy_mode);
- }
+ // Only display third-Party Cookies if SDK >= 21
+ toggleThirdPartyCookies.setVisible(Build.VERSION.SDK_INT >= 21);
+
+ // Get the shared preference values. `this` references the current context.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Set the status of the additional app bar icons. The default is `false`.
+ if (sharedPreferences.getBoolean("display_additional_app_bar_icons", false)) {
+ toggleFirstPartyCookies.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+ toggleDomStorage.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+ toggleSaveFormData.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
+ } else { //Do not display the additional icons.
+ toggleFirstPartyCookies.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+ toggleDomStorage.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+ toggleSaveFormData.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
}
- // Set the initial status of the menu item checkboxes.
- toggleDomStorage.setChecked(domStorageEnabled);
- /* toggleSaveFormData does nothing until database storage is implemented.
- toggleSaveFormData.setChecked(saveFormDataEnabled);
- */
- toggleCookies.setChecked(cookiesEnabled);
-
return true;
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
- // Enable Clear Cookies if there are any.
+ // Get handles for the menu items.
+ MenuItem toggleFirstPartyCookies = menu.findItem(R.id.toggleFirstPartyCookies);
+ MenuItem toggleThirdPartyCookies = menu.findItem(R.id.toggleThirdPartyCookies);
+ MenuItem toggleDomStorage = menu.findItem(R.id.toggleDomStorage);
+ MenuItem toggleSaveFormData = menu.findItem(R.id.toggleSaveFormData);
MenuItem clearCookies = menu.findItem(R.id.clearCookies);
+ MenuItem clearFormData = menu.findItem(R.id.clearFormData);
+ MenuItem refreshMenuItem = menu.findItem(R.id.refresh);
+
+ // Set the status of the menu item checkboxes.
+ toggleFirstPartyCookies.setChecked(firstPartyCookiesEnabled);
+ toggleThirdPartyCookies.setChecked(thirdPartyCookiesEnabled);
+ toggleDomStorage.setChecked(domStorageEnabled);
+ toggleSaveFormData.setChecked(saveFormDataEnabled);
+
+ // Enable third-party cookies if first-party cookies are enabled.
+ toggleThirdPartyCookies.setEnabled(firstPartyCookiesEnabled);
+
+ // Enable DOM Storage if JavaScript is enabled.
+ toggleDomStorage.setEnabled(javaScriptEnabled);
+
+ // Enable Clear Cookies if there are any.
clearCookies.setEnabled(cookieManager.hasCookies());
- // Enable Back if canGoBack().
- MenuItem back = menu.findItem(R.id.back);
- back.setEnabled(mainWebView.canGoBack());
+ // Enable Clear Form Data is there is any.
+ WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(this);
+ clearFormData.setEnabled(mainWebViewDatabase.hasFormData());
+
+ // Only show `Refresh` if `swipeToRefresh` is disabled.
+ refreshMenuItem.setVisible(!swipeToRefreshEnabled);
+
+ // Initialize font size variables.
+ int fontSize = mainWebView.getSettings().getTextZoom();
+ String fontSizeTitle;
+ MenuItem selectedFontSizeMenuItem;
+
+ // Prepare the font size title and current size menu item.
+ switch (fontSize) {
+ case 50:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.fifty_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeFiftyPercent);
+ break;
+
+ case 75:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.seventy_five_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeSeventyFivePercent);
+ break;
+
+ case 100:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.one_hundred_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeOneHundredPercent);
+ break;
+
+ case 125:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.one_hundred_twenty_five_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeOneHundredTwentyFivePercent);
+ break;
+
+ case 150:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.one_hundred_fifty_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeOneHundredFiftyPercent);
+ break;
+
+ case 175:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.one_hundred_seventy_five_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeOneHundredSeventyFivePercent);
+ break;
+
+ case 200:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.two_hundred_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeTwoHundredPercent);
+ break;
- // Enable forward if canGoForward().
- MenuItem forward = menu.findItem(R.id.forward);
- forward.setEnabled(mainWebView.canGoForward());
+ default:
+ fontSizeTitle = getResources().getString(R.string.font_size) + " - " + getResources().getString(R.string.one_hundred_percent);
+ selectedFontSizeMenuItem = menu.findItem(R.id.fontSizeOneHundredPercent);
+ break;
+ }
+
+ // Set the font size title and select the current size menu item.
+ MenuItem fontSizeMenuItem = menu.findItem(R.id.fontSize);
+ fontSizeMenuItem.setTitle(fontSizeTitle);
+ selectedFontSizeMenuItem.setChecked(true);
// Run all the other default commands.
super.onPrepareOptionsMenu(menu);
- // return true displays the menu.
+ // `return true` displays the menu.
return true;
}
@Override
- // @TargetApi(11) turns off the errors regarding copy and paste, which are removed from view in menu_webview.xml for lower version of Android.
- @TargetApi(11)
// Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled.
@SuppressLint("SetJavaScriptEnabled")
// removeAllCookies is deprecated, but it is required for API < 21.
public boolean onOptionsItemSelected(MenuItem menuItem) {
int menuItemId = menuItem.getItemId();
- // Some options need to update the drawable for toggleJavaScript.
- MenuItem toggleJavaScript = mainMenu.findItem(R.id.toggleJavaScript);
-
// Set the commands that relate to the menu entries.
switch (menuItemId) {
case R.id.toggleJavaScript:
- if (javaScriptEnabled) {
- javaScriptEnabled = false;
- mainWebView.getSettings().setJavaScriptEnabled(false);
- mainWebView.reload();
+ // Switch the status of javaScriptEnabled.
+ javaScriptEnabled = !javaScriptEnabled;
+
+ // Apply the new JavaScript status.
+ mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
+
+ // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(true);
+
+ // Display a `Snackbar`.
+ if (javaScriptEnabled) { // JavaScrip is enabled.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.javascript_enabled, Snackbar.LENGTH_SHORT).show();
+ } else if (firstPartyCookiesEnabled) { // JavaScript is disabled, but first-party cookies are enabled.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.javascript_disabled, Snackbar.LENGTH_SHORT).show();
+ } else { // Privacy mode.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
+ }
- // Update the toggleJavaScript icon and display a toast message.
- if (domStorageEnabled || cookiesEnabled) {
- menuItem.setIcon(R.drawable.warning);
- if (domStorageEnabled && cookiesEnabled) {
- Toast.makeText(getApplicationContext(), "JavaScript disabled, DOM Storage and Cookies still enabled", Toast.LENGTH_SHORT).show();
- } else {
- if (domStorageEnabled) {
- Toast.makeText(getApplicationContext(), "JavaScript disabled, DOM Storage still enabled", Toast.LENGTH_SHORT).show();
- } else {
- Toast.makeText(getApplicationContext(), "JavaScript disabled, Cookies still enabled", Toast.LENGTH_SHORT).show();
- }
- }
- } else {
- menuItem.setIcon(R.drawable.privacy_mode);
- Toast.makeText(getApplicationContext(), "Privacy Mode", Toast.LENGTH_SHORT).show();
- }
- } else {
- javaScriptEnabled = true;
- menuItem.setIcon(R.drawable.javascript_enabled);
- mainWebView.getSettings().setJavaScriptEnabled(true);
- mainWebView.reload();
- Toast.makeText(getApplicationContext(), "JavaScript enabled", Toast.LENGTH_SHORT).show();
+ // Reload the WebView.
+ mainWebView.reload();
+ return true;
+
+ case R.id.toggleFirstPartyCookies:
+ // Switch the status of firstPartyCookiesEnabled.
+ firstPartyCookiesEnabled = !firstPartyCookiesEnabled;
+
+ // Update the menu checkbox.
+ menuItem.setChecked(firstPartyCookiesEnabled);
+
+ // Apply the new cookie status.
+ cookieManager.setAcceptCookie(firstPartyCookiesEnabled);
+
+ // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(true);
+
+ // Display a `Snackbar`.
+ if (firstPartyCookiesEnabled) { // First-party cookies are enabled.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.first_party_cookies_enabled, Snackbar.LENGTH_SHORT).show();
+ } else if (javaScriptEnabled){ // JavaScript is still enabled.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.first_party_cookies_disabled, Snackbar.LENGTH_SHORT).show();
+ } else { // Privacy mode.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.privacy_mode, Snackbar.LENGTH_SHORT).show();
}
+
+ // Reload the WebView.
+ mainWebView.reload();
return true;
- case R.id.toggleDomStorage:
- if (domStorageEnabled) {
- domStorageEnabled = false;
- menuItem.setChecked(false);
- mainWebView.getSettings().setDomStorageEnabled(false);
- mainWebView.reload();
+ case R.id.toggleThirdPartyCookies:
+ if (Build.VERSION.SDK_INT >= 21) {
+ // Switch the status of thirdPartyCookiesEnabled.
+ thirdPartyCookiesEnabled = !thirdPartyCookiesEnabled;
+
+ // Update the menu checkbox.
+ menuItem.setChecked(thirdPartyCookiesEnabled);
+
+ // Apply the new cookie status.
+ cookieManager.setAcceptThirdPartyCookies(mainWebView, thirdPartyCookiesEnabled);
- // Update the toggleJavaScript icon and display a toast message if appropriate.
- if (!javaScriptEnabled && !cookiesEnabled) {
- toggleJavaScript.setIcon(R.drawable.privacy_mode);
- Toast.makeText(getApplicationContext(), "Privacy Mode", Toast.LENGTH_SHORT).show();
+ // Display a `Snackbar`.
+ if (thirdPartyCookiesEnabled) {
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.third_party_cookies_enabled, Snackbar.LENGTH_SHORT).show();
} else {
- if (cookiesEnabled) {
- toggleJavaScript.setIcon(R.drawable.warning);
- Toast.makeText(getApplicationContext(), "Cookies still enabled", Toast.LENGTH_SHORT).show();
- } // Else Do nothing because JavaScript is enabled.
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.third_party_cookies_disabled, Snackbar.LENGTH_SHORT).show();
}
- } else {
- domStorageEnabled = true;
- menuItem.setChecked(true);
- mainWebView.getSettings().setDomStorageEnabled(true);
+
+ // Reload the WebView.
mainWebView.reload();
+ } // Else do nothing because SDK < 21.
+ return true;
- // Update the toggleJavaScript icon if appropriate.
- if (!javaScriptEnabled) {
- toggleJavaScript.setIcon(R.drawable.warning);
- } // Else Do nothing because JavaScript is enabled.
+ case R.id.toggleDomStorage:
+ // Switch the status of domStorageEnabled.
+ domStorageEnabled = !domStorageEnabled;
- Toast.makeText(getApplicationContext(), "DOM Storage enabled", Toast.LENGTH_SHORT).show();
- }
- return true;
+ // Update the menu checkbox.
+ menuItem.setChecked(domStorageEnabled);
- /* toggleSaveFormData does nothing until database storage is implemented.
- case R.id.toggleSaveFormData:
- if (saveFormDataEnabled) {
- saveFormDataEnabled = false;
- menuItem.setChecked(false);
- mainWebView.getSettings().setSaveFormData(false);
- mainWebView.reload();
+ // Apply the new DOM Storage status.
+ mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
+
+ // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(true);
+
+ // Display a `Snackbar`.
+ if (domStorageEnabled) {
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.dom_storage_enabled, Snackbar.LENGTH_SHORT).show();
} else {
- saveFormDataEnabled = true;
- menuItem.setChecked(true);
- mainWebView.getSettings().setSaveFormData(true);
- mainWebView.reload();
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.dom_storage_disabled, Snackbar.LENGTH_SHORT).show();
}
+
+ // Reload the WebView.
+ mainWebView.reload();
return true;
- */
- case R.id.toggleCookies:
- if (cookiesEnabled) {
- cookiesEnabled = false;
- menuItem.setChecked(false);
- cookieManager.setAcceptCookie(false);
- mainWebView.reload();
+ case R.id.toggleSaveFormData:
+ // Switch the status of saveFormDataEnabled.
+ saveFormDataEnabled = !saveFormDataEnabled;
- // Update the toggleJavaScript icon and display a toast message if appropriate.
- if (!javaScriptEnabled && !domStorageEnabled) {
- toggleJavaScript.setIcon(R.drawable.privacy_mode);
- Toast.makeText(getApplicationContext(), "Privacy Mode", Toast.LENGTH_SHORT).show();
- } else {
- if (domStorageEnabled) {
- toggleJavaScript.setIcon(R.drawable.warning);
- Toast.makeText(getApplicationContext(), "DOM Storage still enabled", Toast.LENGTH_SHORT).show();
- } // Else Do nothing because JavaScript is enabled.
- }
- } else {
- cookiesEnabled = true;
- menuItem.setChecked(true);
- cookieManager.setAcceptCookie(true);
- mainWebView.reload();
+ // Update the menu checkbox.
+ menuItem.setChecked(saveFormDataEnabled);
- // Update the toggleJavaScript icon if appropriate.
- if (!javaScriptEnabled) {
- toggleJavaScript.setIcon(R.drawable.warning);
- } // Else Do nothing because JavaScript is enabled.
+ // Apply the new form data status.
+ mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
- Toast.makeText(getApplicationContext(), "Cookies enabled", Toast.LENGTH_SHORT).show();
+ // Display a `Snackbar`.
+ if (saveFormDataEnabled) {
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.form_data_enabled, Snackbar.LENGTH_SHORT).show();
+ } else {
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.form_data_disabled, Snackbar.LENGTH_SHORT).show();
}
- return true;
- case R.id.clearDomStorage:
- WebStorage webStorage = WebStorage.getInstance();
- webStorage.deleteAllData();
- Toast.makeText(getApplicationContext(), "DOM storage deleted", Toast.LENGTH_SHORT).show();
+ // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(true);
+
+ // Reload the WebView.
+ mainWebView.reload();
return true;
case R.id.clearCookies:
} else {
cookieManager.removeAllCookies(null);
}
- Toast.makeText(getApplicationContext(), "Cookies deleted", Toast.LENGTH_SHORT).show();
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.cookies_deleted, Snackbar.LENGTH_SHORT).show();
return true;
- case R.id.addToHomescreen:
- // Show the CreateHomeScreenShortcut AlertDialog and name this instance createShortcut.
- AppCompatDialogFragment shortcutDialog = new CreateHomeScreenShortcut();
- shortcutDialog.show(getSupportFragmentManager(), "createShortcut");
+ case R.id.clearDomStorage:
+ WebStorage webStorage = WebStorage.getInstance();
+ webStorage.deleteAllData();
+ Snackbar.make(findViewById(R.id.mainWebView), R.string.dom_storage_deleted, Snackbar.LENGTH_SHORT).show();
+ return true;
- //Everything else will be handled by CreateHomeScreenShortcut and the associated listeners below.
+ case R.id.clearFormData:
+ WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(this);
+ mainWebViewDatabase.clearFormData();
+ mainWebView.reload();
return true;
- case R.id.downloads:
- // Launch the system Download Manager.
- Intent downloadManangerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
+ case R.id.fontSizeFiftyPercent:
+ mainWebView.getSettings().setTextZoom(50);
+ return true;
- // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
- downloadManangerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+ case R.id.fontSizeSeventyFivePercent:
+ mainWebView.getSettings().setTextZoom(75);
+ return true;
- startActivity(downloadManangerIntent);
+ case R.id.fontSizeOneHundredPercent:
+ mainWebView.getSettings().setTextZoom(100);
return true;
- case R.id.home:
- mainWebView.loadUrl(homepage);
+ case R.id.fontSizeOneHundredTwentyFivePercent:
+ mainWebView.getSettings().setTextZoom(125);
return true;
- case R.id.back:
- mainWebView.goBack();
+ case R.id.fontSizeOneHundredFiftyPercent:
+ mainWebView.getSettings().setTextZoom(150);
return true;
- case R.id.forward:
- mainWebView.goForward();
+ case R.id.fontSizeOneHundredSeventyFivePercent:
+ mainWebView.getSettings().setTextZoom(175);
+ return true;
+
+ case R.id.fontSizeTwoHundredPercent:
+ mainWebView.getSettings().setTextZoom(200);
+ return true;
+
+ case R.id.find_on_page:
+ // Hide the URL app bar.
+ Toolbar appBarToolbar = (Toolbar) findViewById(R.id.appBar);
+ appBarToolbar.setVisibility(View.GONE);
+
+ // Show the Find on Page `RelativeLayout`.
+ LinearLayout findOnPageLinearLayout = (LinearLayout) findViewById(R.id.find_on_page_linearlayout);
+ findOnPageLinearLayout.setVisibility(View.VISIBLE);
+
+ // Display the keyboard. We have to wait 200 ms before running the command to work around a bug in Android.
+ // http://stackoverflow.com/questions/5520085/android-show-softkeyboard-with-showsoftinput-is-not-working
+ findOnPageEditText.postDelayed(new Runnable()
+ {
+ @Override
+ public void run()
+ {
+ // Set the focus on `findOnPageEditText`.
+ findOnPageEditText.requestFocus();
+
+ // Display the keyboard.
+ inputMethodManager.showSoftInput(findOnPageEditText, 0);
+ }
+ }, 200);
return true;
case R.id.share:
startActivity(Intent.createChooser(shareIntent, "Share URL"));
return true;
- case R.id.settings:
- // Launch SettingsActivity.
- Intent intent = new Intent(this, SettingsActivity.class);
- startActivity(intent);
+ case R.id.addToHomescreen:
+ // Show the `CreateHomeScreenShortcut` `AlertDialog` and name this instance `@string/create_shortcut`.
+ AppCompatDialogFragment createHomeScreenShortcutDialogFragment = new CreateHomeScreenShortcut();
+ createHomeScreenShortcutDialogFragment.show(getSupportFragmentManager(), getResources().getString(R.string.create_shortcut));
+
+ //Everything else will be handled by `CreateHomeScreenShortcut` and the associated listener below.
return true;
- case R.id.about:
- // Show the AboutDialog AlertDialog and name this instance aboutDialog.
- AppCompatDialogFragment aboutDialog = new AboutDialog();
- aboutDialog.show(getSupportFragmentManager(), "aboutDialog");
+ case R.id.print:
+ // Get a `PrintManager` instance.
+ PrintManager printManager = (PrintManager) getSystemService(Context.PRINT_SERVICE);
+
+ // Convert `mainWebView` to `printDocumentAdapter`.
+ PrintDocumentAdapter printDocumentAdapter = mainWebView.createPrintDocumentAdapter();
+
+ // Print the document. The print attributes are `null`.
+ printManager.print(getResources().getString(R.string.privacy_browser_web_page), printDocumentAdapter, null);
return true;
- case R.id.clearAndExit:
- // Clear DOM storage.
- WebStorage domStorage = WebStorage.getInstance();
- domStorage.deleteAllData();
+ case R.id.refresh:
+ mainWebView.reload();
+ return true;
+ default:
+ // Don't consume the event.
+ return super.onOptionsItemSelected(menuItem);
+ }
+ }
+
+ // removeAllCookies is deprecated, but it is required for API < 21.
+ @SuppressWarnings("deprecation")
+ @Override
+ public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
+ int menuItemId = menuItem.getItemId();
+
+ switch (menuItemId) {
+ case R.id.home:
+ mainWebView.loadUrl(homepage, customHeaders);
+ break;
+
+ case R.id.back:
+ if (mainWebView.canGoBack()) {
+ mainWebView.goBack();
+ }
+ break;
+
+ case R.id.forward:
+ if (mainWebView.canGoForward()) {
+ mainWebView.goForward();
+ }
+ break;
+
+ case R.id.bookmarks:
+ // Launch BookmarksActivity.
+ Intent bookmarksIntent = new Intent(this, BookmarksActivity.class);
+ startActivity(bookmarksIntent);
+ break;
+
+ case R.id.downloads:
+ // Launch the system Download Manager.
+ Intent downloadManagerIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS);
+
+ // Launch as a new task so that Download Manager and Privacy Browser show as separate windows in the recent tasks list.
+ downloadManagerIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+ startActivity(downloadManagerIntent);
+ break;
+
+ case R.id.settings:
+ // Launch `SettingsActivity`.
+ Intent settingsIntent = new Intent(this, SettingsActivity.class);
+ startActivity(settingsIntent);
+ break;
+
+ case R.id.guide:
+ // Launch `GuideActivity`.
+ Intent guideIntent = new Intent(this, GuideActivity.class);
+ startActivity(guideIntent);
+ break;
+
+ case R.id.about:
+ // Launch `AboutActivity`.
+ Intent aboutIntent = new Intent(this, AboutActivity.class);
+ startActivity(aboutIntent);
+ break;
+
+ case R.id.clearAndExit:
// Clear cookies. The commands changed slightly in API 21.
if (Build.VERSION.SDK_INT >= 21) {
cookieManager.removeAllCookies(null);
cookieManager.removeAllCookie();
}
- // Destroy the internal state of the webview.
+ // Clear DOM storage.
+ WebStorage domStorage = WebStorage.getInstance();
+ domStorage.deleteAllData();
+
+ // Clear form data.
+ WebViewDatabase formData = WebViewDatabase.getInstance(this);
+ formData.clearFormData();
+
+ // Clear cache. The argument of "true" includes disk files.
+ mainWebView.clearCache(true);
+
+ // Clear the back/forward history.
+ mainWebView.clearHistory();
+
+ // Clear any SSL certificate preferences.
+ mainWebView.clearSslPreferences();
+
+ // Clear `formattedUrlString`.
+ formattedUrlString = null;
+
+ // Clear `customHeaders`.
+ customHeaders.clear();
+
+ // Detach all views from `mainWebViewRelativeLayout`.
+ RelativeLayout mainWebViewRelativeLayout = (RelativeLayout) findViewById(R.id.mainWebViewRelativeLayout);
+ mainWebViewRelativeLayout.removeAllViews();
+
+ // Destroy the internal state of `mainWebView`.
mainWebView.destroy();
- // Close Privacy Browser. finishAndRemoveTask also removes Privacy Browser from the recent app list.
+ // Close Privacy Browser. `finishAndRemoveTask` also removes Privacy Browser from the recent app list.
if (Build.VERSION.SDK_INT >= 21) {
finishAndRemoveTask();
} else {
finish();
}
- return true;
+
+ // Remove the terminated program from RAM. The status code is `0`.
+ System.exit(0);
+ break;
default:
- return super.onOptionsItemSelected(menuItem);
+ break;
}
+
+ // Close the navigation drawer.
+ drawerLayout.closeDrawer(GravityCompat.START);
+ return true;
}
@Override
- public void onCreateHomeScreenShortcutCancel(DialogFragment dialog) {
- // Do nothing because the user selected "Cancel".
+ public void onPostCreate(Bundle savedInstanceState) {
+ super.onPostCreate(savedInstanceState);
+
+ // Sync the state of the DrawerToggle after onRestoreInstanceState has finished.
+ drawerToggle.syncState();
+ }
+
+ @Override
+ public void onConfigurationChanged(Configuration newConfig) {
+ super.onConfigurationChanged(newConfig);
+
+ // Reload the ad if this is the free flavor.
+ BannerAd.reloadAfterRotate(adView, getApplicationContext(), getString(R.string.ad_id));
+
+ // Reinitialize the adView variable, as the View will have been removed and re-added in the free flavor by BannerAd.reloadAfterRotate().
+ adView = findViewById(R.id.adView);
+
+ // `invalidateOptionsMenu` should recalculate the number of action buttons from the menu to display on the app bar, but it doesn't because of the this bug: https://code.google.com/p/android/issues/detail?id=20493#c8
+ // ActivityCompat.invalidateOptionsMenu(this);
}
@Override
- public void onCreateHomeScreenShortcutCreate(DialogFragment dialog) {
+ public void onCreateHomeScreenShortcut(AppCompatDialogFragment dialogFragment) {
// Get shortcutNameEditText from the alert dialog.
- EditText shortcutNameEditText = (EditText) dialog.getDialog().findViewById(R.id.shortcutNameEditText);
+ EditText shortcutNameEditText = (EditText) dialogFragment.getDialog().findViewById(R.id.shortcut_name_edittext);
// Create the bookmark shortcut based on formattedUrlString.
Intent bookmarkShortcut = new Intent();
sendBroadcast(placeBookmarkShortcut);
}
- // Override onBackPressed so that if mainWebView can go back it does when the system back button is pressed.
+ @Override
+ public void onDownloadFile(AppCompatDialogFragment dialogFragment, String downloadUrl) {
+ DownloadManager downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
+ DownloadManager.Request downloadRequest = new DownloadManager.Request(Uri.parse(downloadUrl));
+
+ // Get the file name from `dialogFragment`.
+ EditText downloadFileNameEditText = (EditText) dialogFragment.getDialog().findViewById(R.id.download_file_name);
+ String fileName = downloadFileNameEditText.getText().toString();
+
+ // Once we have `WRITE_EXTERNAL_STORAGE` permissions we can use `setDestinationInExternalPublicDir`.
+ if (Build.VERSION.SDK_INT >= 23) { // If API >= 23, set the download save in the the `DIRECTORY_DOWNLOADS` using `fileName`.
+ downloadRequest.setDestinationInExternalFilesDir(this, "/", fileName);
+ } else { // Only set the title using `fileName`.
+ downloadRequest.setTitle(fileName);
+ }
+
+ // Allow `MediaScanner` to index the download if it is a media file.
+ downloadRequest.allowScanningByMediaScanner();
+
+ // Add the URL as the description for the download.
+ downloadRequest.setDescription(downloadUrl);
+
+ // Show the download notification after the download is completed.
+ downloadRequest.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+
+ // Initiate the download and display a Snackbar.
+ downloadManager.enqueue(downloadRequest);
+ }
+
+ public void viewSslCertificate(View view) {
+ // Show the `ViewSslCertificate` `AlertDialog` and name this instance `@string/view_ssl_certificate`.
+ DialogFragment viewSslCertificateDialogFragment = new ViewSslCertificate();
+ viewSslCertificateDialogFragment.show(getFragmentManager(), getResources().getString(R.string.view_ssl_certificate));
+ }
+
+ @Override
+ public void onSslErrorCancel() {
+ sslErrorHandler.cancel();
+ }
+
+ @Override
+ public void onSslErrorProceed() {
+ sslErrorHandler.proceed();
+ }
+
+ // Override onBackPressed to handle the navigation drawer and mainWebView.
@Override
public void onBackPressed() {
final WebView mainWebView = (WebView) findViewById(R.id.mainWebView);
- if (mainWebView.canGoBack()) {
- mainWebView.goBack();
+ // Close the navigation drawer if it is available. GravityCompat.START is the drawer on the left on Left-to-Right layout text.
+ if (drawerLayout.isDrawerVisible(GravityCompat.START)) {
+ drawerLayout.closeDrawer(GravityCompat.START);
} else {
- super.onBackPressed();
+ // Load the previous URL if available.
+ if (mainWebView.canGoBack()) {
+ mainWebView.goBack();
+ } else {
+ // Pass onBackPressed to the system.
+ super.onBackPressed();
+ }
}
}
- public void loadUrlFromTextBox() throws UnsupportedEncodingException {
- // Get the text from urlTextBox and convert it to a string.
- String unformattedUrlString = urlTextBox.getText().toString();
+ @Override
+ public void onPause() {
+ // We need to pause the adView or it will continue to consume resources in the background on the free flavor.
+ BannerAd.pauseAd(adView);
+
+ super.onPause();
+ }
+
+ @Override
+ public void onResume() {
+ super.onResume();
+
+ // We need to resume the adView for the free flavor.
+ BannerAd.resumeAd(adView);
+ }
+
+ @Override
+ public void onRestart() {
+ super.onRestart();
+
+ // Apply the settings from shared preferences, which might have been changed in `SettingsActivity`.
+ applySettings();
+
+ // Update the privacy icon. `true` runs `invalidateOptionsMenu` as the last step.
+ updatePrivacyIcons(true);
+
+ }
+
+ private void loadUrlFromTextBox() throws UnsupportedEncodingException {
+ // Get the text from urlTextBox and convert it to a string. trim() removes white spaces from the beginning and end of the string.
+ String unformattedUrlString = urlTextBox.getText().toString().trim();
+
URL unformattedUrl = null;
Uri.Builder formattedUri = new Uri.Builder();
// Sanitize the search input and convert it to a DuckDuckGo search.
final String encodedUrlString = URLEncoder.encode(unformattedUrlString, "UTF-8");
- // Use the correct search URL based on javaScriptEnabled.
- if (javaScriptEnabled) {
- formattedUrlString = "https://duckduckgo.com/?q=" + encodedUrlString;
- } else {
- formattedUrlString = "https://duckduckgo.com/html/?q=" + encodedUrlString;
+ // Use the correct search URL.
+ if (javaScriptEnabled) { // JavaScript is enabled.
+ formattedUrlString = javaScriptEnabledSearchURL + encodedUrlString;
+ } else { // JavaScript is disabled.
+ formattedUrlString = javaScriptDisabledSearchURL + encodedUrlString;
}
}
- mainWebView.loadUrl(formattedUrlString);
+ mainWebView.loadUrl(formattedUrlString, customHeaders);
+
+ // Hides the keyboard so we can see the webpage. `0` indicates no additional flags.
+ inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
+ }
+
+ public void findPreviousOnPage(View view) {
+ // Go to the previous highlighted phrase on the page. `false` goes backwards instead of forwards.
+ mainWebView.findNext(false);
+ }
+
+ public void findNextOnPage(View view) {
+ // Go to the next highlighted phrase on the page. `true` goes forwards instead of backwards.
+ mainWebView.findNext(true);
+ }
+
+ public void closeFindOnPage(View view) {
+ // Delete the contents of `find_on_page_edittext`.
+ findOnPageEditText.setText(null);
+
+ // Clear the highlighted phrases.
+ mainWebView.clearMatches();
- // Hides the keyboard so we can see the webpage.
- InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Activity.INPUT_METHOD_SERVICE);
+ // Hide the Find on Page `RelativeLayout`.
+ LinearLayout findOnPageLinearLayout = (LinearLayout) findViewById(R.id.find_on_page_linearlayout);
+ findOnPageLinearLayout.setVisibility(View.GONE);
+
+ // Show the URL app bar.
+ Toolbar appBarToolbar = (Toolbar) findViewById(R.id.appBar);
+ appBarToolbar.setVisibility(View.VISIBLE);
+
+ // Hides the keyboard so we can see the webpage. `0` indicates no additional flags.
inputMethodManager.hideSoftInputFromWindow(mainWebView.getWindowToken(), 0);
}
+
+ private void applySettings() {
+ // Get the shared preference values. `this` references the current context.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+ // Store the values from `sharedPreferences` in variables.
+ String userAgentString = sharedPreferences.getString("user_agent", "Default user agent");
+ String customUserAgentString = sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0");
+ String javaScriptDisabledSearchString = sharedPreferences.getString("javascript_disabled_search", "https://duckduckgo.com/html/?q=");
+ String javaScriptDisabledCustomSearchString = sharedPreferences.getString("javascript_disabled_search_custom_url", "");
+ String javaScriptEnabledSearchString = sharedPreferences.getString("javascript_enabled_search", "https://duckduckgo.com/?q=");
+ String javaScriptEnabledCustomSearchString = sharedPreferences.getString("javascript_enabled_search_custom_url", "");
+ String homepageString = sharedPreferences.getString("homepage", "https://www.duckduckgo.com");
+ String defaultFontSizeString = sharedPreferences.getString("default_font_size", "100");
+ swipeToRefreshEnabled = sharedPreferences.getBoolean("swipe_to_refresh_enabled", false);
+ boolean doNotTrackEnabled = sharedPreferences.getBoolean("do_not_track", true);
+ boolean proxyThroughOrbot = sharedPreferences.getBoolean("proxy_through_orbot", false);
+
+ // Because they can be modified on-the-fly by the user, these default settings are only applied when the program first runs.
+ if (javaScriptEnabled == null) { // If `javaScriptEnabled` is null the program is just starting.
+ // Get the values from `sharedPreferences`.
+ javaScriptEnabled = sharedPreferences.getBoolean("javascript_enabled", false);
+ firstPartyCookiesEnabled = sharedPreferences.getBoolean("first_party_cookies_enabled", false);
+ thirdPartyCookiesEnabled = sharedPreferences.getBoolean("third_party_cookies_enabled", false);
+ domStorageEnabled = sharedPreferences.getBoolean("dom_storage_enabled", false);
+ saveFormDataEnabled = sharedPreferences.getBoolean("save_form_data_enabled", false);
+
+ // Apply the default settings.
+ mainWebView.getSettings().setJavaScriptEnabled(javaScriptEnabled);
+ cookieManager.setAcceptCookie(firstPartyCookiesEnabled);
+ mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
+ mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
+ mainWebView.getSettings().setTextZoom(Integer.valueOf(defaultFontSizeString));
+
+ // Set third-party cookies status if API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ cookieManager.setAcceptThirdPartyCookies(mainWebView, thirdPartyCookiesEnabled);
+ }
+ }
+
+ // Apply the other settings from `sharedPreferences`.
+ homepage = homepageString;
+ swipeRefreshLayout.setEnabled(swipeToRefreshEnabled);
+
+ // Set the user agent initial status.
+ switch (userAgentString) {
+ case "Default user agent":
+ // Set the user agent to `""`, which uses the default value.
+ mainWebView.getSettings().setUserAgentString("");
+ break;
+
+ case "Custom user agent":
+ // Set the custom user agent.
+ mainWebView.getSettings().setUserAgentString(customUserAgentString);
+ break;
+
+ default:
+ // Use the selected user agent.
+ mainWebView.getSettings().setUserAgentString(userAgentString);
+ break;
+ }
+
+ // Set JavaScript disabled search.
+ if (javaScriptDisabledSearchString.equals("Custom URL")) { // Get the custom URL string.
+ javaScriptDisabledSearchURL = javaScriptDisabledCustomSearchString;
+ } else { // Use the string from the pre-built list.
+ javaScriptDisabledSearchURL = javaScriptDisabledSearchString;
+ }
+
+ // Set JavaScript enabled search.
+ if (javaScriptEnabledSearchString.equals("Custom URL")) { // Get the custom URL string.
+ javaScriptEnabledSearchURL = javaScriptEnabledCustomSearchString;
+ } else { // Use the string from the pre-built list.
+ javaScriptEnabledSearchURL = javaScriptEnabledSearchString;
+ }
+
+ // Set Do Not Track status.
+ if (doNotTrackEnabled) {
+ customHeaders.put("DNT", "1");
+ } else {
+ customHeaders.remove("DNT");
+ }
+
+ // Set Orbot proxy status.
+ if (proxyThroughOrbot) {
+ // Set the proxy. `this` refers to the current activity where an `AlertDialog` might be displayed.
+ OrbotProxyHelper.setProxy(getApplicationContext(), this, "localhost", "8118");
+ } else { // Reset the proxy to default. The host is `""` and the port is `"0"`.
+ OrbotProxyHelper.setProxy(getApplicationContext(), this, "", "0");
+ }
+ }
+
+ private void updatePrivacyIcons(boolean runInvalidateOptionsMenu) {
+ // Get handles for the icons.
+ MenuItem privacyIcon = mainMenu.findItem(R.id.toggleJavaScript);
+ MenuItem firstPartyCookiesIcon = mainMenu.findItem(R.id.toggleFirstPartyCookies);
+ MenuItem domStorageIcon = mainMenu.findItem(R.id.toggleDomStorage);
+ MenuItem formDataIcon = mainMenu.findItem(R.id.toggleSaveFormData);
+
+ // Update `privacyIcon`.
+ if (javaScriptEnabled) { // JavaScript is enabled.
+ privacyIcon.setIcon(R.drawable.javascript_enabled);
+ } else if (firstPartyCookiesEnabled) { // JavaScript is disabled but cookies are enabled.
+ privacyIcon.setIcon(R.drawable.warning);
+ } else { // All the dangerous features are disabled.
+ privacyIcon.setIcon(R.drawable.privacy_mode);
+ }
+
+ // Update `firstPartyCookiesIcon`.
+ if (firstPartyCookiesEnabled) { // First-party cookies are enabled.
+ firstPartyCookiesIcon.setIcon(R.drawable.cookies_enabled);
+ } else { // First-party cookies are disabled.
+ firstPartyCookiesIcon.setIcon(R.drawable.cookies_disabled);
+ }
+
+ // Update `domStorageIcon`.
+ if (javaScriptEnabled && domStorageEnabled) { // Both JavaScript and DOM storage are enabled.
+ domStorageIcon.setIcon(R.drawable.dom_storage_enabled);
+ } else if (javaScriptEnabled) { // JavaScript is enabled but DOM storage is disabled.
+ domStorageIcon.setIcon(R.drawable.dom_storage_disabled);
+ } else { // JavaScript is disabled, so DOM storage is ghosted.
+ domStorageIcon.setIcon(R.drawable.dom_storage_ghosted);
+ }
+
+ // Update `formDataIcon`.
+ if (saveFormDataEnabled) { // Form data is enabled.
+ formDataIcon.setIcon(R.drawable.form_data_enabled);
+ } else { // Form data is disabled.
+ formDataIcon.setIcon(R.drawable.form_data_disabled);
+ }
+
+ // `invalidateOptionsMenu` calls `onPrepareOptionsMenu()` and redraws the icons in the `AppBar`. `this` references the current activity.
+ if (runInvalidateOptionsMenu) {
+ ActivityCompat.invalidateOptionsMenu(this);
+ }
+ }
}