-/*
- * Copyright 2016-2017 Soren Stoutner <soren@stoutner.com>.
- *
- * 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
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.fragments;
-
-import android.annotation.SuppressLint;
-import android.content.SharedPreferences;
-import android.os.Build;
-import android.os.Bundle;
-import android.preference.Preference;
-import android.preference.PreferenceFragment;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.webkit.WebView;
-
-import com.stoutner.privacybrowser.R;
-
-public class SettingsFragment extends PreferenceFragment {
- private SharedPreferences.OnSharedPreferenceChangeListener preferencesListener;
- private SharedPreferences savedPreferences;
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- addPreferencesFromResource(R.xml.preferences);
-
- // Initialize savedPreferences.
- savedPreferences = getPreferenceScreen().getSharedPreferences();
-
- // Get handles for the preferences we need to modify.
- final Preference javaScriptPreference = findPreference("javascript_enabled");
- final Preference firstPartyCookiesPreference = findPreference("first_party_cookies_enabled");
- final Preference thirdPartyCookiesPreference = findPreference("third_party_cookies_enabled");
- final Preference domStoragePreference = findPreference("dom_storage_enabled");
- final Preference saveFormDataPreference = findPreference("save_form_data_enabled");
- final Preference userAgentPreference = findPreference("user_agent");
- final Preference customUserAgentPreference = findPreference("custom_user_agent");
- final Preference doNotTrackPreference = findPreference("do_not_track");
- final Preference torHomepagePreference = findPreference("tor_homepage");
- final Preference torSearchPreference = findPreference("tor_search");
- final Preference torSearchCustomURLPreference = findPreference("tor_search_custom_url");
- final Preference searchPreference = findPreference("search");
- final Preference searchCustomURLPreference = findPreference("search_custom_url");
- final Preference hideSystemBarsPreference = findPreference("hide_system_bars");
- final Preference translucentNavigationBarPreference = findPreference("translucent_navigation_bar");
- final Preference homepagePreference = findPreference("homepage");
- final Preference defaultFontSizePreference = findPreference("default_font_size");
-
- // Set dependencies.
- domStoragePreference.setDependency("javascript_enabled");
- torHomepagePreference.setDependency("proxy_through_orbot");
- torSearchPreference.setDependency("proxy_through_orbot");
- hideSystemBarsPreference.setDependency("enable_full_screen_browsing_mode");
-
- // Get strings from the preferences.
- String torSearchString = savedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
- String searchString = savedPreferences.getString("search", "https://duckduckgo.com/html/?q=");
-
- // Get booleans from the preferences.
- boolean javaScriptEnabledBoolean = savedPreferences.getBoolean("javascript_enabled", false);
- boolean firstPartyCookiesEnabledBoolean = savedPreferences.getBoolean("first_party_cookies_enabled", false);
- boolean thirdPartyCookiesEnabledBoolean = savedPreferences.getBoolean("third_party_cookies_enabled", false);
-
- // Only enable `thirdPartyCookiesPreference` if `firstPartyCookiesEnabledBoolean` is `true` and API >= 21.
- thirdPartyCookiesPreference.setEnabled(firstPartyCookiesEnabledBoolean && (Build.VERSION.SDK_INT >= 21));
-
- // We need to inflated a `WebView` to get the default user agent.
- LayoutInflater inflater = getActivity().getLayoutInflater();
- // `@SuppressLint("InflateParams")` removes the warning about using `null` as the `ViewGroup`, which in this case makes sense because we don't want to display `bare_webview` on the screen. `false` does not attach the view to the root.
- @SuppressLint("InflateParams") View bareWebViewLayout = inflater.inflate(R.layout.bare_webview, null, false);
- final WebView bareWebView = (WebView) bareWebViewLayout.findViewById(R.id.bare_webview);
-
- // Set the current user-agent as the summary text for the "user_agent" preference when the preference screen is loaded.
- switch (savedPreferences.getString("user_agent", "PrivacyBrowser/1.0")) {
- case "WebView default user agent":
- // Get the user agent text from the webview (which changes based on the version of Android and WebView installed).
- userAgentPreference.setSummary(bareWebView.getSettings().getUserAgentString());
- break;
-
- case "Custom user agent":
- // We can't use the string from the array because it is referenced in code and can't be translated.
- userAgentPreference.setSummary(R.string.custom_user_agent);
- break;
-
- default:
- // Display the user agent from the preference as the summary text.
- userAgentPreference.setSummary(savedPreferences.getString("user_agent", "PrivacyBrowser/1.0"));
- break;
- }
-
- // Set the summary text for "customUserAgentPreference" (the default is `PrivacyBrowser/1.0`) and enable it if `userAgentPreference` it set to `Custom user agent`.
- customUserAgentPreference.setSummary(savedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
- customUserAgentPreference.setEnabled(userAgentPreference.getSummary().equals("Custom user agent"));
-
-
- // Set the Tor homepage URL as the summary text for the `tor_homepage` preference when the preference screen is loaded. The default is DuckDuckGo: `https://3g2upl4pq6kufc4m.onion`.
- torHomepagePreference.setSummary(savedPreferences.getString("tor_homepage", "https://3g2upl4pq6kufc4m.onion"));
-
-
- // Set the Tor search URL as the summary text for the Tor preference when the preference screen is loaded. The default is `https://3g2upl4pq6kufc4m.onion/html/?q=`
- if (torSearchString.equals("Custom URL")) {
- // Use R.string.custom_url, which will be translated, instead of the array value, which will not.
- torSearchPreference.setSummary(R.string.custom_url);
- } else {
- // Set the array value as the summary text.
- torSearchPreference.setSummary(torSearchString);
- }
-
- // Set the summary text for `tor_search_custom_url`. The default is `""`.
- torSearchCustomURLPreference.setSummary(savedPreferences.getString("tor_search_custom_url", ""));
-
- // Enable the Tor custom URL search options only if proxying through Orbot and the search is set to `Custom URL`.
- torSearchCustomURLPreference.setEnabled(savedPreferences.getBoolean("proxy_through_orbot", false) && torSearchString.equals("Custom URL"));
-
-
- // Set the search URL as the summary text for the search preference when the preference screen is loaded. The default is `https://duckduckgo.com/html/?q=`.
- if (searchString.equals("Custom URL")) {
- // Use R.string.custom_url, which will be translated, instead of the array value, which will not.
- searchPreference.setSummary(R.string.custom_url);
- } else {
- // Set the array value as the summary text.
- searchPreference.setSummary(searchString);
- }
-
- // Set the summary text for `search_custom_url` (the default is `""`) and enable it if `search` is set to `Custom URL`.
- searchCustomURLPreference.setSummary(savedPreferences.getString("search_custom_url", ""));
- searchCustomURLPreference.setEnabled(searchString.equals("Custom URL"));
-
-
- // Enable `transparent_navigation_bar` only if full screen browsing mode is enabled and `hide_system_bars` is disabled.
- translucentNavigationBarPreference.setEnabled(savedPreferences.getBoolean("enable_full_screen_browsing_mode", false) && !savedPreferences.getBoolean("hide_system_bars", false));
-
-
- // Set the homepage URL as the summary text for the `Homepage` preference when the preference screen is loaded. The default is `https://duckduckgo.com`.
- homepagePreference.setSummary(savedPreferences.getString("homepage", "https://duckduckgo.com"));
-
- // Set the default font size as the summary text for the `Default Font Size` preference when the preference screen is loaded. The default is `100`.
- defaultFontSizePreference.setSummary(savedPreferences.getString("default_font_size", "100") + "%%");
-
-
- // Set the `javaScriptPreference` icon.
- if (javaScriptEnabledBoolean) {
- javaScriptPreference.setIcon(R.drawable.javascript_enabled);
- } else {
- javaScriptPreference.setIcon(R.drawable.privacy_mode);
- }
-
- // Set the `firstPartyCookiesPreference` icon.
- if (firstPartyCookiesEnabledBoolean) {
- firstPartyCookiesPreference.setIcon(R.drawable.cookies_enabled);
- } else {
- firstPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
- }
-
- // Set the `thirdPartyCookiesPreference` icon.
- if (firstPartyCookiesEnabledBoolean && Build.VERSION.SDK_INT >= 21) {
- if (thirdPartyCookiesEnabledBoolean) {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
- } else {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
- }
- } else {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
- }
-
- // Set the `domStoragePreference` icon.
- if (javaScriptEnabledBoolean) {
- if (savedPreferences.getBoolean("dom_storage_enabled", false)) {
- domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
- } else {
- domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
- }
- } else {
- domStoragePreference.setIcon(R.drawable.dom_storage_ghosted);
- }
-
- // Set the `saveFormDataPreference` icon.
- if (savedPreferences.getBoolean("save_form_data_enabled", false)) {
- saveFormDataPreference.setIcon(R.drawable.form_data_enabled);
- } else {
- saveFormDataPreference.setIcon(R.drawable.form_data_disabled);
- }
-
- // Set the `customUserAgentPreference` icon.
- if (customUserAgentPreference.isEnabled()) {
- customUserAgentPreference.setIcon(R.drawable.user_agent_enabled);
- } else {
- customUserAgentPreference.setIcon(R.drawable.user_agent_ghosted);
- }
-
- // Set the `doNotTrackPreference` icon.
- if (savedPreferences.getBoolean("do_not_track", false)) {
- doNotTrackPreference.setIcon(R.drawable.do_not_track_enabled);
- } else {
- doNotTrackPreference.setIcon(R.drawable.do_not_track_disabled);
- }
-
- // Listen for preference changes.
- preferencesListener = new SharedPreferences.OnSharedPreferenceChangeListener() {
- @Override
- // Remove Android Studio's warning about the dangers of using SetJavaScriptEnabled. We know.
- @SuppressLint("SetJavaScriptEnabled")
- public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-
- switch (key) {
- case "javascript_enabled":
- // Update the icons.
- if (sharedPreferences.getBoolean("javascript_enabled", false)) {
- // Update the icon for `javascript_enabled`.
- javaScriptPreference.setIcon(R.drawable.javascript_enabled);
-
- // Update the icon for `dom_storage_enabled`.
- if (sharedPreferences.getBoolean("dom_storage_enabled", false)) {
- domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
- } else {
- domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
- }
- } else { // `javascript_enabled` is `false`.
- // Update the icon for `javascript_enabled`.
- javaScriptPreference.setIcon(R.drawable.privacy_mode);
-
- // Set the icon for `dom_storage_disabled` to be ghosted.
- domStoragePreference.setIcon(R.drawable.dom_storage_ghosted);
- }
- break;
-
- case "first_party_cookies_enabled":
- // Update the icons for `first_party_cookies_enabled` and `third_party_cookies_enabled`.
- if (sharedPreferences.getBoolean("first_party_cookies_enabled", false)) {
- // Set the icon for `first_party_cookies_enabled`.
- firstPartyCookiesPreference.setIcon(R.drawable.cookies_enabled);
-
- // Update the icon for `third_party_cookies_enabled`.
- if (Build.VERSION.SDK_INT >= 21) {
- if (sharedPreferences.getBoolean("third_party_cookies_enabled", false)) {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
- } else {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
- }
- } else {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
- }
- } else { // `first_party_cookies_enabled` is `false`.
- // Update the icon for `first_party_cookies_enabled`.
- firstPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
-
- // Set the icon for `third_party_cookies_enabled` to be ghosted.
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_ghosted);
- }
-
- // Enable `third_party_cookies_enabled` if `first_party_cookies_enabled` is `true` and API >= 21.
- thirdPartyCookiesPreference.setEnabled(sharedPreferences.getBoolean("first_party_cookies_enabled", false) && (Build.VERSION.SDK_INT >= 21));
- break;
-
- case "third_party_cookies_enabled":
- // Update the icon.
- if (sharedPreferences.getBoolean("third_party_cookies_enabled", false)) {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_warning);
- } else {
- thirdPartyCookiesPreference.setIcon(R.drawable.cookies_disabled);
- }
- break;
-
- case "dom_storage_enabled":
- // Update the icon.
- if (sharedPreferences.getBoolean("dom_storage_enabled", false)) {
- domStoragePreference.setIcon(R.drawable.dom_storage_enabled);
- } else {
- domStoragePreference.setIcon(R.drawable.dom_storage_disabled);
- }
- break;
-
- case "save_form_data_enabled":
- // Update the icon.
- if (sharedPreferences.getBoolean("save_form_data_enabled", false)) {
- saveFormDataPreference.setIcon(R.drawable.form_data_enabled);
- } else {
- saveFormDataPreference.setIcon(R.drawable.form_data_disabled);
- }
-
- case "user_agent":
- String userAgentString = sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0");
-
- switch (userAgentString) {
- case "WebView default user agent":
- // Display the user agent as the summary text for `userAgentPreference`.
- userAgentPreference.setSummary(bareWebView.getSettings().getUserAgentString());
-
- // Update `customUserAgentPreference`.
- customUserAgentPreference.setEnabled(false);
- customUserAgentPreference.setIcon(R.drawable.user_agent_ghosted);
- break;
-
- case "Custom user agent":
- // Display `Custom user agent` as the summary text for `userAgentPreference`.
- userAgentPreference.setSummary(R.string.custom_user_agent);
-
- // Update `customUserAgentPreference`.
- customUserAgentPreference.setEnabled(true);
- customUserAgentPreference.setIcon(R.drawable.user_agent_enabled);
- break;
-
- default:
- // Display the user agent as the summary text for `userAgentPreference`.
- userAgentPreference.setSummary(sharedPreferences.getString("user_agent", "PrivacyBrowser/1.0"));
-
- // Update `customUserAgentPreference`.
- customUserAgentPreference.setEnabled(false);
- customUserAgentPreference.setIcon(R.drawable.user_agent_ghosted);
- break;
- }
- break;
-
- case "custom_user_agent":
- // Set the new custom user agent as the summary text for `custom_user_agent`. The default is `PrivacyBrowser/1.0`.
- customUserAgentPreference.setSummary(sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
- break;
-
- case "do_not_track":
- // Update the icon.
- if (sharedPreferences.getBoolean("do_not_track", false)) {
- doNotTrackPreference.setIcon(R.drawable.do_not_track_enabled);
- } else {
- doNotTrackPreference.setIcon(R.drawable.do_not_track_disabled);
- }
-
- break;
-
- case "proxy_through_orbot":
- // Get current settings.
- boolean currentProxyThroughOrbot = sharedPreferences.getBoolean("proxy_through_orbot", false);
- String currentTorSearchString = sharedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
-
- // Enable the Tor custom URL search option only if `currentProxyThroughOrbot` is true and the search is set to `Custom URL`.
- torSearchCustomURLPreference.setEnabled(currentProxyThroughOrbot && currentTorSearchString.equals("Custom URL"));
- break;
-
- case "tor_homepage":
- // Set the new tor homepage URL as the summary text for the `tor_homepage` preference. The default is DuckDuckGo: `https://3g2upl4pq6kufc4m.onion`.
- torHomepagePreference.setSummary(sharedPreferences.getString("tor_homepage", "https://3g2upl4pq6kufc4m.onion"));
- break;
-
- case "tor_search":
- // Get the present search string.
- String presentTorSearchString = sharedPreferences.getString("tor_search", "https://3g2upl4pq6kufc4m.onion/html/?q=");
-
- // Set the summary text for `tor_search`.
- if (presentTorSearchString.equals("Custom URL")) {
- // Use R.string.custom_url, which is translated, instead of the array value, which isn't.
- torSearchPreference.setSummary(R.string.custom_url);
- } else {
- // Set the array value as the summary text.
- torSearchPreference.setSummary(presentTorSearchString);
- }
-
- // Set the status of `torJavaScriptDisabledSearchCustomURLPreference`.
- torSearchCustomURLPreference.setEnabled(presentTorSearchString.equals("Custom URL"));
- break;
-
- case "tor_search_custom_url":
- // Set the summary text for `tor_search_custom_url`.
- torSearchCustomURLPreference.setSummary(sharedPreferences.getString("tor_search_custom_url", ""));
- break;
-
- case "search":
- String newSearchString = sharedPreferences.getString("search", "https://duckduckgo.com/html/?q=");
- if (newSearchString.equals("Custom URL")) { // Set the summary text to `R.string.custom_url`, which is translated.
- searchPreference.setSummary(R.string.custom_url);
- } else { // Set the new search URL as the summary text for the JavaScript-disabled search preference.
- searchPreference.setSummary(newSearchString);
- }
-
- // Enable or disable `searchCustomURLPreference`.
- searchCustomURLPreference.setEnabled(newSearchString.equals("Custom URL"));
- break;
-
- case "search_custom_url":
- // Set the new custom search URL as the summary text for `search_custom_url`. The default is `""`.
- searchCustomURLPreference.setSummary(sharedPreferences.getString("search_custom_url", ""));
- break;
-
- case "enable_full_screen_browsing_mode":
- // Enable `transparent_navigation_bar` only if full screen browsing mode is enabled and `hide_system_bars` is disabled.
- translucentNavigationBarPreference.setEnabled(sharedPreferences.getBoolean("enable_full_screen_browsing_mode", false) && !sharedPreferences.getBoolean("hide_system_bars", false));
- break;
-
- case "hide_system_bars":
- // Enable `translucentNavigationBarPreference` if `hide_system_bars` is disabled.
- translucentNavigationBarPreference.setEnabled(!sharedPreferences.getBoolean("hide_system_bars", false));
- break;
-
- case "homepage":
- // Set the new homepage URL as the summary text for the Homepage preference. The default is `https://www.duckduckgo.com`.
- homepagePreference.setSummary(sharedPreferences.getString("homepage", "https://www.duckduckgo.com"));
- break;
-
- case "default_font_size":
- // Update the summary text of `default_font_size`.
- defaultFontSizePreference.setSummary(sharedPreferences.getString("default_font_size", "100") + "%%");
- break;
-
- default:
- // If no match, do nothing.
- break;
- }
- }
- };
-
- // Register the listener.
- savedPreferences.registerOnSharedPreferenceChangeListener(preferencesListener);
- }
-
- // It is necessary to re-register the listener on every resume or it will randomly stop working because apps can be paused and resumed at any time
- // even while running in the foreground.
- @Override
- public void onPause() {
- super.onPause();
- savedPreferences.unregisterOnSharedPreferenceChangeListener(preferencesListener);
- }
-
- @Override
- public void onResume() {
- super.onResume();
- savedPreferences.registerOnSharedPreferenceChangeListener(preferencesListener);
- }
-}