+++ /dev/null
-/*
- * Copyright © 2016-2019 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.helpers;
-
-import android.annotation.SuppressLint;
-import android.app.Activity;
-import android.content.Context;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.pm.PackageManager;
-import android.net.Proxy;
-import android.os.Build;
-import android.os.Parcelable;
-import android.preference.PreferenceManager;
-import android.util.ArrayMap;
-import android.util.Log;
-
-import androidx.appcompat.app.AlertDialog;
-
-import com.stoutner.privacybrowser.activities.MainWebViewActivity;
-import com.stoutner.privacybrowser.R;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-
-public class OrbotProxyHelper {
- public static void setProxy(Context privacyBrowserContext, Activity parentActivity, String proxyHost, String proxyPort) {
- if (proxyPort.equals("0")) {
- // Clear the proxy values.
- System.clearProperty("proxyHost");
- System.clearProperty("proxyPort");
- } else {
- // Set the proxy values
- System.setProperty("proxyHost", proxyHost);
- System.setProperty("proxyPort", proxyPort);
- }
-
- // These entries shouldn't be needed if the above general settings are applied. They are here for troubleshooting just in case.
- // System.setProperty("http.proxyHost", proxyHost);
- // System.setProperty("http.proxyPort", proxyPort);
- // System.setProperty("https.proxyHost", proxyHost);
- // System.setProperty("https.proxyPort", proxyPort);
-
- // The SOCKS entries do not appear to do anything. But maybe someday they will.
- // System.setProperty("socksProxyHost", proxyHost);
- // System.setProperty("socksProxyPort", "9050");
- // System.setProperty("socks.ProxyHost", proxyHost);
- // System.setProperty("socks.ProxyPort", "9050");
-
- // Use reflection to apply the new proxy values.
- try {
- // Get the application and APK classes. Suppress the lint warning that reflection may not always work in the future and on all devices.
- Class applicationClass = Class.forName("android.app.Application");
- @SuppressLint("PrivateApi") Class loadedApkClass = Class.forName("android.app.LoadedApk");
-
- // Get the declared fields. Suppress the lint warning that `mLoadedApk` cannot be resolved.
- @SuppressWarnings("JavaReflectionMemberAccess") Field methodLoadedApkField = applicationClass.getDeclaredField("mLoadedApk");
- Field methodReceiversField = loadedApkClass.getDeclaredField("mReceivers");
-
- // Allow the values to be changed.
- methodLoadedApkField.setAccessible(true);
- methodReceiversField.setAccessible(true);
-
- // Get the APK object.
- Object methodLoadedApkObject = methodLoadedApkField.get(privacyBrowserContext);
-
- // Get an array map of the receivers.
- ArrayMap receivers = (ArrayMap) methodReceiversField.get(methodLoadedApkObject);
-
- // Set the proxy.
- for (Object receiverMap : receivers.values()) {
- for (Object receiver : ((ArrayMap) receiverMap).keySet()) {
- // Get the receiver class.
- // `Class<?>`, which is an `unbounded wildcard parameterized type`, must be used instead of `Class`, which is a `raw type`. Otherwise, `receiveClass.getDeclaredMethod()` is unhappy.
- Class<?> receiverClass = receiver.getClass();
-
- // Apply the new proxy settings to any classes whose names contain `ProxyChangeListener`.
- if (receiverClass.getName().contains("ProxyChangeListener")) {
- // Get the `onReceive` method from the class.
- Method onReceiveMethod = receiverClass.getDeclaredMethod("onReceive", Context.class, Intent.class);
-
- // Create a proxy change intent.
- Intent proxyChangeIntent = new Intent(Proxy.PROXY_CHANGE_ACTION);
-
- if (Build.VERSION.SDK_INT >= 21) {
- // Get a proxy info class.
- // `Class<?>`, which is an `unbounded wildcard parameterized type`, must be used instead of `Class`, which is a `raw type`. Otherwise, `proxyInfoClass.getMethod()` is unhappy.
- Class<?> proxyInfoClass = Class.forName("android.net.ProxyInfo");
-
- // Get the build direct proxy method from the proxy info class.
- Method buildDirectProxyMethod = proxyInfoClass.getMethod("buildDirectProxy", String.class, Integer.TYPE);
-
- // Populate a proxy info object with the new proxy information.
- Object proxyInfoObject = buildDirectProxyMethod.invoke(proxyInfoClass, proxyHost, Integer.valueOf(proxyPort));
-
- // Add the proxy info object into the proxy change intent.
- proxyChangeIntent.putExtra("proxy", (Parcelable) proxyInfoObject);
- }
-
- // Pass the proxy change intent to the `onReceive` method of the receiver class.
- onReceiveMethod.invoke(receiver, privacyBrowserContext, proxyChangeIntent);
- }
- }
- }
- } catch (ClassNotFoundException | NoSuchFieldException | IllegalAccessException | NoSuchMethodException | InvocationTargetException exception) {
- Log.d("enableProxyThroughOrbot", "Exception: " + exception);
- }
-
- if (proxyPort.equals("8118")) { // Orbot proxy was turned on.
- try { // Check to see if Orbot is installed.
- PackageManager packageManager = privacyBrowserContext.getPackageManager();
- packageManager.getPackageInfo("org.torproject.android", 0);
-
- // Ask Orbot to connect if its current status is not "ON".
- if (!MainWebViewActivity.orbotStatus.equals("ON")) {
- // Request Orbot to start.
- Intent orbotIntent = new Intent("org.torproject.android.intent.action.START");
-
- // Send the intent to the Orbot package.
- orbotIntent.setPackage("org.torproject.android");
-
- // Request a status response be sent back to this package.
- orbotIntent.putExtra("org.torproject.android.intent.extra.PACKAGE_NAME", privacyBrowserContext.getPackageName());
-
- // Make it so.
- privacyBrowserContext.sendBroadcast(orbotIntent);
- }
- } catch (PackageManager.NameNotFoundException exception){ // If an exception is thrown, Orbot is not installed.
- // Use `AlertDialog.Builder` to create the `AlertDialog`.
- AlertDialog.Builder dialogBuilder;
-
- // Get a handle for the shared preferences.
- SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(privacyBrowserContext);
-
- // Get the theme preference.
- boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
-
- // Set the style according to the theme.
- if (darkTheme) {
- dialogBuilder = new AlertDialog.Builder(parentActivity, R.style.PrivacyBrowserAlertDialogDark);
- } else {
- dialogBuilder = new AlertDialog.Builder(parentActivity, R.style.PrivacyBrowserAlertDialogLight);
- }
-
- // Set the message.
- dialogBuilder.setMessage(R.string.orbot_proxy_not_installed);
-
- // Set the positive button.
- dialogBuilder.setPositiveButton(R.string.close, (DialogInterface dialog, int which) -> {
- // Do nothing. The `AlertDialog` will close automatically.
- });
-
- // Convert `dialogBuilder` to `alertDialog`.
- AlertDialog alertDialog = dialogBuilder.create();
-
- // Make it so.
- alertDialog.show();
- }
- }
- }
-}
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