package com.stoutner.privacybrowser;
+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.MenuItem;
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();
+
+ // Allow the user to access "dom_storage_enabled" if "javascript_enabled" is enabled. The default is false.
+ final Preference domStorageEnabled = findPreference("dom_storage_enabled");
+ domStorageEnabled.setEnabled(savedPreferences.getBoolean("javascript_enabled", false));
+
+ // Allow the user to access "third_party_cookies_enabled" if "first_party_cookies_enabled" is enabled. The default is false.
+ final Preference thirdPartyCookiesEnabled = findPreference("third_party_cookies_enabled");
+ thirdPartyCookiesEnabled.setEnabled(savedPreferences.getBoolean("first_party_cookies_enabled", false));
+
+ // Set the current user-agent as the summary text for the "user_agent" preference when the preference screen is loaded.
+ final Preference userAgentPreference = findPreference("user_agent");
+ switch (savedPreferences.getString("user_agent", "Default user agent")) {
+ case "Default user agent":
+ // Get the user agent text from the webview (which changes based on the version of Android and WebView installed).
+ // Once API >= 17 we can use getDefaultUserAgent() instead of getUserAgentString().
+ userAgentPreference.setSummary(MainWebViewActivity.mainWebView.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", "Default user agent"));
+ break;
+ }
+
+ // Set the summary text for "custom_user_agent" (the default is "PrivacyBrowser/1.0") and enable it if "user_agent" it set to "Custom user agent".
+ final Preference customUserAgent = findPreference("custom_user_agent");
+ customUserAgent.setSummary(savedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
+ customUserAgent.setEnabled(userAgentPreference.getSummary().equals("Custom user agent"));
+
+
+ // Set the JavaScript-disabled search URL as the summary text for the JavaScript-disabled search preference when the preference screen is loaded.
+ // The default is "https://duckduckgo.com/html/?q=".
+ final Preference javaScriptDisabledSearchPreference = findPreference("javascript_disabled_search");
+ String javaScriptDisabledSearchString = savedPreferences.getString("javascript_disabled_search", "https://duckduckgo.com/html/?q=");
+ if (javaScriptDisabledSearchString.equals("Custom URL")) {
+ // If set to "Custom URL", use R.string.custom_url, which will be translated, instead of the array value, which will not.
+ javaScriptDisabledSearchPreference.setSummary(R.string.custom_url);
+ } else {
+ // Set the array value as the summary text.
+ javaScriptDisabledSearchPreference.setSummary(javaScriptDisabledSearchString);
+ }
+
+ // Set the summary text for "javascript_disabled_search_custom_url" (the default is "") and enable it if "javascript_disabled_search" is set to "Custom URL".
+ final Preference javaScriptDisabledSearchCustomURLPreference = findPreference("javascript_disabled_search_custom_url");
+ javaScriptDisabledSearchCustomURLPreference.setSummary(savedPreferences.getString("javascript_disabled_search_custom_url", ""));
+ javaScriptDisabledSearchCustomURLPreference.setEnabled(javaScriptDisabledSearchString.equals("Custom URL"));
+
+
+ // Set the JavaScript-enabed searchURL as the summary text for the JavaScript-enabled search preference when the preference screen is loaded.
+ // The default is "https://duckduckgo.com/?q=".
+ final Preference javaScriptEnabledSearchPreference = findPreference("javascript_enabled_search");
+ String javaScriptEnabledSearchString = savedPreferences.getString("javascript_enabled_search", "https://duckduckgo.com/?q=");
+ if (javaScriptEnabledSearchString.equals("Custom URL")) {
+ // If set to "Custom URL", use R.string.custom_url, which will be tgranslated, instead of the array value, which will not.
+ javaScriptEnabledSearchPreference.setSummary(R.string.custom_url);
+ } else {
+ // Set the array value as the summary text.
+ javaScriptEnabledSearchPreference.setSummary(javaScriptEnabledSearchString);
+ }
+
+ // Set the summary text for "javascript_enabled_search_custom_url" (the default is "") and enable it if "javascript_enabled_search" is set to "Custom URL".
+ final Preference javaScriptEnabledSearchCustomURLPreference = findPreference("javascript_enabled_search_custom_url");
+ javaScriptEnabledSearchCustomURLPreference.setSummary(savedPreferences.getString("javascript_enabled_search_custom_url", ""));
+ javaScriptEnabledSearchCustomURLPreference.setEnabled(javaScriptEnabledSearchString.equals("Custom URL"));
+
+
+ // Set the homepage URL as the summary text for the Homepage preference when the preference screen is loaded. The default is "https://www.duckduckgo.com".
+ final Preference homepagePreference = findPreference("homepage");
+ homepagePreference.setSummary(savedPreferences.getString("homepage", "https://www.duckduckgo.com"));
+
+
+ // 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":
+ // Set javaScriptEnabled to the new state. The default is false.
+ MainWebViewActivity.javaScriptEnabled = sharedPreferences.getBoolean("javascript_enabled", false);
+
+ // Toggle the state of the "dom_storage_enabled" preference. The default is false.
+ final Preference domStorageEnabled = findPreference("dom_storage_enabled");
+ domStorageEnabled.setEnabled(sharedPreferences.getBoolean("javascript_enabled", false));
+
+ // Update mainWebView and reload the website.
+ MainWebViewActivity.mainWebView.getSettings().setJavaScriptEnabled(MainWebViewActivity.javaScriptEnabled);
+ MainWebViewActivity.mainWebView.reload();
+
+ // Update the privacy icon.
+ updatePrivacyIcon();
+ break;
+
+ case "first_party_cookies_enabled":
+ // Set firstPartyCookiesEnabled to the new state. The default is false.
+ MainWebViewActivity.firstPartyCookiesEnabled = sharedPreferences.getBoolean("first_party_cookies_enabled", false);
+
+ // Toggle the state of the "third_party_cookies_enabled" preference. The default is false.
+ final Preference thirdPartyCookiesEnabled = findPreference("third_party_cookies_enabled");
+ thirdPartyCookiesEnabled.setEnabled(sharedPreferences.getBoolean("first_party_cookies_enabled", false));
+
+ // Update mainWebView and reload the website.
+ MainWebViewActivity.cookieManager.setAcceptCookie(MainWebViewActivity.firstPartyCookiesEnabled);
+ MainWebViewActivity.mainWebView.reload();
+
+ // Update the checkbox in the options menu.
+ MenuItem firstPartyCookiesMenuItem = MainWebViewActivity.mainMenu.findItem(R.id.toggleFirstPartyCookies);
+ firstPartyCookiesMenuItem.setChecked(MainWebViewActivity.firstPartyCookiesEnabled);
+
+ // Update the privacy icon.
+ updatePrivacyIcon();
+ break;
+
+ case "third_party_cookies_enabled":
+ // Set thirdPartyCookiesEnabled to the new state. The default is false.
+ MainWebViewActivity.thirdPartyCookiesEnabled = sharedPreferences.getBoolean("third_party_cookies_enabled", false);
+
+ // Update the checkbox in the options menu.
+ MenuItem thirdPartyCookiesMenuItem = MainWebViewActivity.mainMenu.findItem(R.id.toggleThirdPartyCookies);
+ thirdPartyCookiesMenuItem.setChecked(MainWebViewActivity.thirdPartyCookiesEnabled);
+
+ // Update mainWebView and reload the website if API >= 21.
+ if (Build.VERSION.SDK_INT >= 21) {
+ MainWebViewActivity.cookieManager.setAcceptThirdPartyCookies(MainWebViewActivity.mainWebView, MainWebViewActivity.thirdPartyCookiesEnabled);
+ MainWebViewActivity.mainWebView.reload();
+ }
+ break;
+
+ case "dom_storage_enabled":
+ // Set domStorageEnabled to the new state. The default is false.
+ MainWebViewActivity.domStorageEnabled = sharedPreferences.getBoolean("dom_storage_enabled", false);
+
+ // Update the checkbox in the options menu.
+ MenuItem domStorageMenuItem = MainWebViewActivity.mainMenu.findItem(R.id.toggleDomStorage);
+ domStorageMenuItem.setChecked(MainWebViewActivity.domStorageEnabled);
+
+ // Update mainWebView and reload the website.
+ MainWebViewActivity.mainWebView.getSettings().setDomStorageEnabled(MainWebViewActivity.domStorageEnabled);
+ MainWebViewActivity.mainWebView.reload();
+
+ // Update the privacy icon.
+ updatePrivacyIcon();
+ break;
+
+ case "save_form_data_enabled":
+ // Set saveFormDataEnabled to the new state. The default is false.
+ MainWebViewActivity.saveFormDataEnabled = sharedPreferences.getBoolean("save_form_data_enabled", false);
+
+ // Update the checkbox in the options menu.
+ MenuItem saveFormDataMenuItem = MainWebViewActivity.mainMenu.findItem(R.id.toggleSaveFormData);
+ saveFormDataMenuItem.setChecked(MainWebViewActivity.saveFormDataEnabled);
+
+ // Update mainWebView and reload the website.
+ MainWebViewActivity.mainWebView.getSettings().setSaveFormData(MainWebViewActivity.saveFormDataEnabled);
+ MainWebViewActivity.mainWebView.reload();
+ break;
+
+ case "user_agent":
+ String userAgentString = sharedPreferences.getString("user_agent", "Default user agent");
+
+ switch (userAgentString) {
+ case "Default user agent":
+ // Set the default user agent on mainWebView, display the user agent as the summary text for userAgentPreference, and disable customUserAgent.
+ // Once API >= 17 we can use getDefaultUserAgent(). For now, setUserAgentString("") sets the WebView's default user agent.
+ MainWebViewActivity.mainWebView.getSettings().setUserAgentString("");
+ userAgentPreference.setSummary(MainWebViewActivity.mainWebView.getSettings().getUserAgentString());
+ customUserAgent.setEnabled(false);
+ break;
+
+ case "Custom user agent":
+ // Set the custom user agent on mainWebView, display "Custom user agent" as the summary text for userAgentPreference, and enable customUserAgent.
+ MainWebViewActivity.mainWebView.getSettings().setUserAgentString(sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
+ userAgentPreference.setSummary(R.string.custom_user_agent);
+ customUserAgent.setEnabled(true);
+ break;
+
+ default:
+ // Set the user agent on mainWebView, display the user agent as the summary text for userAgentPreference, and disable customUserAgent.
+ MainWebViewActivity.mainWebView.getSettings().setUserAgentString(sharedPreferences.getString("user_agent", "Default user agent"));
+ userAgentPreference.setSummary(MainWebViewActivity.mainWebView.getSettings().getUserAgentString());
+ customUserAgent.setEnabled(false);
+ 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".
+ customUserAgent.setSummary(sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
+
+ // Update mainWebView's user agent. The default is "PrivacyBrowser/1.0".
+ MainWebViewActivity.mainWebView.getSettings().setUserAgentString(sharedPreferences.getString("custom_user_agent", "PrivacyBrowser/1.0"));
+ break;
+
+ case "javascript_disabled_search":
+ String newJavaScriptDisabledSearchString = sharedPreferences.getString("javascript_disabled_search", "https://duckduckgo.com/html/?q=");
+ if (newJavaScriptDisabledSearchString.equals("Custom URL")) {
+ // Set the summary text to R.string.custom_url, which will be translated.
+ javaScriptDisabledSearchPreference.setSummary(R.string.custom_url);
+
+ // Update the javaScriptDisabledSearchURL variable. The default is "".
+ MainWebViewActivity.javaScriptDisabledSearchURL = sharedPreferences.getString("javascript_disabled_search_custom_url", "");
+ } else { // javascript_disabled_search is not set to Custom.
+ // Set the new search URL as the summary text for the JavaScript-disabled search preference. The default is "https://duckduckgo.com/html/?q=".
+ javaScriptDisabledSearchPreference.setSummary(newJavaScriptDisabledSearchString);
+
+ // Update the javaScriptDisabledSearchURL variable. The default is "https://duckduckgo.com/html/?q=".
+ MainWebViewActivity.javaScriptDisabledSearchURL = newJavaScriptDisabledSearchString;
+ }
+
+ // Enable or disable javaScriptDisabledSearchCustomURLPreference.
+ javaScriptDisabledSearchCustomURLPreference.setEnabled(newJavaScriptDisabledSearchString.equals("Custom URL"));
+ break;
+
+ case "javascript_disabled_search_custom_url":
+ // Set the new custom search URL as the summary text for "javascript_disabled_search_custom_url". The default is "".
+ javaScriptDisabledSearchCustomURLPreference.setSummary(sharedPreferences.getString("javascript_disabled_search_custom_url", ""));
+
+ // Update javaScriptDisabledSearchCustomURL. The default is "".
+ MainWebViewActivity.javaScriptDisabledSearchURL = sharedPreferences.getString("javascript_disabled_search_custom_url", "");
+ break;
+
+ case "javascript_enabled_search":
+ String newJavaScriptEnabledSearchString = sharedPreferences.getString("javascript_enabled_search", "https://duckduckgo.com/?q=");
+ if (newJavaScriptEnabledSearchString.equals("Custom URL")) {
+ // Set the summary text to R.string.custom_url, which will be translated.
+ javaScriptEnabledSearchPreference.setSummary(R.string.custom_url);
+
+ // Update the javaScriptEnabledSearchURL variable. The default is "".
+ MainWebViewActivity.javaScriptEnabledSearchURL = sharedPreferences.getString("javascript_enabled_search_custom_url", "");
+ } else { // javascript_enabled_search is not set to Custom.
+ // Set the new search URL as the summary text for the JavaScript-enabled search preference. The default is "https://duckduckgo.com/?q=".
+ javaScriptEnabledSearchPreference.setSummary(newJavaScriptEnabledSearchString);
+
+ // Update the javaScriptEnabledSearchURL variable. The default is "https://duckduckgo.com/?q=".
+ MainWebViewActivity.javaScriptEnabledSearchURL = newJavaScriptEnabledSearchString;
+ }
+
+ // Enable or disable javaScriptEnabledSearchCustomURLPreference.
+ javaScriptEnabledSearchCustomURLPreference.setEnabled(newJavaScriptEnabledSearchString.equals("Custom URL"));
+ break;
+
+ case "javascript_enabled_search_custom_url":
+ // Set the new custom search URL as the summary text for "javascript_enabled_search_custom_url". The default is "".
+ javaScriptEnabledSearchCustomURLPreference.setSummary(sharedPreferences.getString("javascript_enabled_search_custom_url", ""));
+
+ // Update javaScriptEnabledSearchCustomURL. The default is "".
+ MainWebViewActivity.javaScriptEnabledSearchURL = sharedPreferences.getString("javascript_enabled_search_custom_url", "");
+ 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"));
+
+ // Update the homepage variable. The default is "https://www.duckduckgo.com".
+ MainWebViewActivity.homepage = sharedPreferences.getString("homepage", "https://www.duckduckgo.com");
+ break;
+
+ case "swipe_to_refresh_enabled":
+ // Set swipeToRefreshEnabled to the new state. The default is true.
+ MainWebViewActivity.swipeToRefreshEnabled = sharedPreferences.getBoolean("swipe_to_refresh_enabled", true);
+
+ // Update swipeRefreshLayout to match the new state.
+ MainWebViewActivity.swipeToRefresh.setEnabled(MainWebViewActivity.swipeToRefreshEnabled);
+ 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);
+ }
+
+ private void updatePrivacyIcon() {
+ // Define a reference to the toggleJavaScript icon.
+ MenuItem toggleJavaScript = MainWebViewActivity.mainMenu.findItem(R.id.toggleJavaScript);
+
+ if (MainWebViewActivity.javaScriptEnabled) {
+ toggleJavaScript.setIcon(R.drawable.javascript_enabled);
+ } else {
+ if (MainWebViewActivity.firstPartyCookiesEnabled) {
+ toggleJavaScript.setIcon(R.drawable.warning);
+ } else {
+ toggleJavaScript.setIcon(R.drawable.privacy_mode);
+ }
+ }
}
}