import android.annotation.SuppressLint;
import android.app.Activity;
+import android.app.DialogFragment;
import android.app.DownloadManager;
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.os.Build;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.design.widget.NavigationView;
import android.support.design.widget.Snackbar;
-import android.support.v4.app.DialogFragment;
+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.util.Patterns;
import android.view.KeyEvent;
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;
// 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 NavigationView.OnNavigationItemSelectedListener, CreateHomeScreenShortcut.CreateHomeScreenSchortcutListener {
- // favoriteIcon is public static so it can be accessed from CreateHomeScreenShortcut.
+ // `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 SettingsFragment. It is also used in onCreate(), onOptionsItemSelected(), onNavigationItemSelected(), and loadUrlFromTextBox().
+
+ // mainWebView is public static so it can be accessed from SettingsFragment.
+ // It is also used in onCreate(), onOptionsItemSelected(), onNavigationItemSelected(), and loadUrlFromTextBox().
public static WebView mainWebView;
+ // 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;
+
// mainMenu is public static so it can be accessed from SettingsFragment. It is also used in onCreateOptionsMenu() and onOptionsItemSelected().
public static Menu mainMenu;
+
// cookieManager is public static so it can be accessed from SettingsFragment. It is also used in onCreate(), onOptionsItemSelected(), and onNavigationItemSelected().
public static CookieManager cookieManager;
- // javaScriptEnabled is public static so it can be accessed from SettingsFragment. It is also used in onCreate(), onCreateOptionsMenu(), onOptionsItemSelected(), and loadUrlFromTextBox().
+
+ // javaScriptEnabled is public static so it can be accessed from SettingsFragment.
+ // It is also used in onCreate(), onCreateOptionsMenu(), onOptionsItemSelected(), and loadUrlFromTextBox().
public static boolean javaScriptEnabled;
- // firstPartyCookiesEnabled is public static so it can be accessed from SettingsFragment. It is also used in onCreate(), onCreateOptionsMenu(), onPrepareOptionsMenu(), and onOptionsItemSelected().
+
+ // firstPartyCookiesEnabled is public static so it can be accessed from SettingsFragment.
+ // It is also used in onCreate(), onCreateOptionsMenu(), onPrepareOptionsMenu(), and onOptionsItemSelected().
public static boolean firstPartyCookiesEnabled;
+
// thirdPartyCookiesEnabled is used in onCreate(), onCreateOptionsMenu(), onPrepareOptionsMenu(), and onOptionsItemSelected().
public static boolean thirdPartyCookiesEnabled;
+
// domStorageEnabled is public static so it can be accessed from SettingsFragment. It is also used in onCreate(), onCreateOptionsMenu(), and onOptionsItemSelected().
public static boolean domStorageEnabled;
+
+ // saveFormDataEnabled is public static so it can be accessed from SettingsFragment. It is also used in onCreate(), onCreateOptionsMenu(), and onOptionsItemSelected().
+ public static boolean saveFormDataEnabled;
+
// javaScriptDisabledSearchURL is public static so it can be accessed from SettingsFragment. It is also used in onCreate() and loadURLFromTextBox().
public static String javaScriptDisabledSearchURL;
+
// javaScriptEnabledSearchURL is public static so it can be accessed from SettingsFragment. It is also used in onCreate() and loadURLFromTextBox().
public static String javaScriptEnabledSearchURL;
+
// homepage is public static so it can be accessed from SettingsFragment. It is also used in onCreate() and onOptionsItemSelected().
public static String homepage;
+
// swipeToRefresh is public static so it can be accessed from SettingsFragment. It is also used in onCreate().
public static SwipeRefreshLayout swipeToRefresh;
+
// swipeToRefreshEnabled is public static so it can be accessed from SettingsFragment. It is also used in onCreate().
public static boolean swipeToRefreshEnabled;
+
+
// drawerToggle is used in onCreate(), onPostCreate(), onConfigurationChanged(), onNewIntent(), and onNavigationItemSelected().
private ActionBarDrawerToggle drawerToggle;
+
// drawerLayout is used in onCreate(), onNewIntent(), and onBackPressed().
private DrawerLayout drawerLayout;
- // formattedUrlString is used in onCreate(), onOptionsItemSelected(), onCreateHomeScreenShortcutCreate(), and loadUrlFromTextBox().
- private String formattedUrlString;
+
// privacyIcon is used in onCreateOptionsMenu() and updatePrivacyIcon().
private MenuItem privacyIcon;
+
// urlTextBox is used in onCreate(), onOptionsItemSelected(), and loadUrlFromTextBox().
private EditText urlTextBox;
+
// adView is used in onCreate() and onConfigurationChanged().
private View adView;
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.
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
- mainWebView.loadUrl(url);
- return true;
+ // 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);
+ return true;
+ }
}
// Update the URL in urlTextBox when the page starts to load.
domStorageEnabled = savedPreferences.getBoolean("dom_storage_enabled", false);
mainWebView.getSettings().setDomStorageEnabled(domStorageEnabled);
+ // Set the saved form data initial status. The default is false.
+ saveFormDataEnabled = savedPreferences.getBoolean("save_form_data_enabled", false);
+ mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
+
// Set the user agent initial status.
String userAgentString = savedPreferences.getString("user_agent", "Default user agent");
switch (userAgentString) {
// Load the initial website.
mainWebView.loadUrl(formattedUrlString);
+ // Load the default favorite icon if it is null.
+ 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
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
- getMenuInflater().inflate(R.menu.menu_options, menu);
+ getMenuInflater().inflate(R.menu.webview_options_menu, menu);
// Set mainMenu so it can be used by onOptionsItemSelected.
mainMenu = menu;
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);
// Set the initial status of the privacy icon.
updatePrivacyIcon();
toggleFirstPartyCookies.setChecked(firstPartyCookiesEnabled);
toggleThirdPartyCookies.setChecked(thirdPartyCookiesEnabled);
toggleDomStorage.setChecked(domStorageEnabled);
+ toggleSaveFormData.setChecked(saveFormDataEnabled);
return true;
}
toggleThirdPartyCookies.setEnabled(false);
}
+ // Enable DOM Storage if JavaScript is enabled.
+ MenuItem toggleDomStorage = menu.findItem(R.id.toggleDomStorage);
+ toggleDomStorage.setEnabled(javaScriptEnabled);
+
// Enable Clear Cookies if there are any.
MenuItem clearCookies = menu.findItem(R.id.clearCookies);
clearCookies.setEnabled(cookieManager.hasCookies());
- // Enable DOM Storage if JavaScript is enabled.
- MenuItem toggleDomStorage = menu.findItem(R.id.toggleDomStorage);
- toggleDomStorage.setEnabled(javaScriptEnabled);
+ // Enable Clear Form Data is there is any.
+ MenuItem clearFormData = menu.findItem(R.id.clearFormData);
+ WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(this);
+ clearFormData.setEnabled(mainWebViewDatabase.hasFormData());
// Run all the other default commands.
super.onPrepareOptionsMenu(menu);
- // return true displays the menu.
+ // `return true` displays the menu.
return true;
}
mainWebView.reload();
return true;
+ case R.id.toggleSaveFormData:
+ // Switch the status of saveFormDataEnabled.
+ saveFormDataEnabled = !saveFormDataEnabled;
+
+ // Update the menu checkbox.
+ menuItem.setChecked(saveFormDataEnabled);
+
+ // Apply the new form data status.
+ mainWebView.getSettings().setSaveFormData(saveFormDataEnabled);
+
+ // Reload the WebView.
+ mainWebView.reload();
+ return true;
+
case R.id.clearCookies:
if (Build.VERSION.SDK_INT < 21) {
cookieManager.removeAllCookie();
Snackbar.make(findViewById(R.id.mainWebView), R.string.dom_storage_deleted, Snackbar.LENGTH_SHORT).show();
return true;
+ case R.id.clearFormData:
+ WebViewDatabase mainWebViewDatabase = WebViewDatabase.getInstance(this);
+ mainWebViewDatabase.clearFormData();
+ mainWebView.reload();
+ return true;
+
case R.id.share:
Intent shareIntent = new Intent();
shareIntent.setAction(Intent.ACTION_SEND);
return true;
case R.id.addToHomescreen:
- // Show the CreateHomeScreenShortcut AlertDialog and name this instance createShortcut.
- AppCompatDialogFragment shortcutDialog = new CreateHomeScreenShortcut();
- shortcutDialog.show(getSupportFragmentManager(), "createShortcut");
+ // Show the CreateHomeScreenShortcut AlertDialog and name this instance "@string/create_shortcut".
+ DialogFragment createHomeScreenShortcutDialogFragment = new CreateHomeScreenShortcut();
+ createHomeScreenShortcutDialogFragment.show(getFragmentManager(), getResources().getString(R.string.create_shortcut));
//Everything else will be handled by CreateHomeScreenShortcut and the associated listeners below.
return true;
}
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);
startActivity(downloadManagerIntent);
break;
- case R.id.guide:
- // Launch GuideActivity.
- Intent guideIntent = new Intent(this, GuideActivity.class);
- startActivity(guideIntent);
- break;
-
case R.id.settings:
- // Launch SettingsActivity.
+ // 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.
+ // Launch `AboutActivity`.
Intent aboutIntent = new Intent(this, AboutActivity.class);
startActivity(aboutIntent);
break;
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();
+ formattedUrlString = null;
+
// Destroy the internal state of the webview.
mainWebView.destroy();
}
@Override
- public void onCreateHomeScreenShortcutCancel(DialogFragment dialog) {
+ public void onCancelCreateHomeScreenShortcut(DialogFragment dialogFragment) {
// Do nothing because the user selected "Cancel".
}
@Override
- public void onCreateHomeScreenShortcutCreate(DialogFragment dialog) {
+ public void onCreateHomeScreenShortcut(DialogFragment 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();
}
private void loadUrlFromTextBox() throws UnsupportedEncodingException {
- // Get the text from urlTextBox and convert it to a string.
- String unformattedUrlString = urlTextBox.getText().toString();
+ // 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();
projects / PrivacyBrowserAndroid.git / blobdiff