Android Open Source - WiFiKeyView Wi Fi Key View

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License

The source code is released under:

Apache License

Java Source Code

package com.whd.wifikeyview;
//from ww w .j av  a  2  s.  co m
/*
 * Copyright WHDeveloper (Wout Hendrickx)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import static de.robv.android.xposed.XposedHelpers.callMethod;

import android.app.Activity;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.MenuItem;
import android.view.View;
import com.whd.wifikeyview.hooks.LongPressNetworkClickedHook;
import com.whd.wifikeyview.hooks.LongPressNetworkHook;

import de.robv.android.xposed.IXposedHookLoadPackage;
import de.robv.android.xposed.IXposedHookZygoteInit;
import de.robv.android.xposed.XSharedPreferences;
import de.robv.android.xposed.XposedBridge;
import de.robv.android.xposed.XposedHelpers;
import de.robv.android.xposed.XC_MethodHook.MethodHookParam;
import de.robv.android.xposed.callbacks.XC_LoadPackage.LoadPackageParam;

/**
 * 
 * @author WHD
 * 
 * WifiKeyView is an XPosed module which adds an option to show the password in the context menu of an wifi network
 * 
 * com.android.settings.wifi.WifiSettings: http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android-apps/4.2.2_r1/com/android/settings/wifi/WifiSettings.java/
 *
 * WiFiKeyView uses code from:
 *    WifiPasswordRecover created by Alexandre Possebom which can be found here:
 *        https://github.com/coxande/WifiPasswordRecover
 *    libsuperuser created by Chainfire which can be found here:
 *        https://github.com/Chainfire/libsuperuser
 *  
 *  The code from the other projects are still in original state, and haven't been changed.
 */
public class WiFiKeyView implements IXposedHookZygoteInit, IXposedHookLoadPackage  {
  
  // Debugging
  private static final String  TAG = 
      "WHD - WiFiKeyView || ";
  
  // What to hook
  private static final String PACKAGE_SETTINGS = 
      "com.android.settings";
  
  private static final String CLASS_WIFISETTINGS = 
      "com.android.settings.wifi.WifiSettings";
  
  private static XSharedPreferences mPreferences;
  
  @Override
  public void initZygote(StartupParam param) throws Throwable {
    mPreferences = new XSharedPreferences(WiFiKeyView.class.getPackage().getName());
    mPreferences.makeWorldReadable();
  }
  
  @Override
  public void handleLoadPackage(final LoadPackageParam lpparam) throws Throwable {
    if (!lpparam.packageName.equals(PACKAGE_SETTINGS)) return; // Settings package
    
    // Reference to the class we want to hook
    final Class<?> SettingsClazz = XposedHelpers.findClass(CLASS_WIFISETTINGS, lpparam.classLoader);
    
    // Hook com.android.settings.wifi.WifiSettings#onCreateContextMenu(ContextMenu, View, ContextMenuInfo)
    XposedHelpers.findAndHookMethod(
        SettingsClazz,                       // Class to hook
        "onCreateContextMenu",                   // Method to hook
        ContextMenu.class, View.class, ContextMenuInfo.class,   // Method parameters
        new LongPressNetworkHook()                // Class to handle the hook
    );
    
    // Hook com.android.settings.wifi.WifiSettings#onContextItemSelected(MenuItem)
    XposedHelpers.findAndHookMethod(
        SettingsClazz,             // Class to hook
        "onContextItemSelected",       // Method to hook
        MenuItem.class,           // Method parameters
        new LongPressNetworkClickedHook()  // Class to handle the hook
    );
    }
  
  /**
   * Log to the XposedBridge
   * 
   * @param msg
   *     The text to log (TAG will be added automatically)
   */
  public static void log(String msg) {
    XposedBridge.log(TAG + msg);
  }
  
  /**
   * Check the user set preferences to see if we need debugging
   * 
   * @param context Needed to get preferences
   * @return boolean indicating if we are debugging or not
   */
  public static boolean isDebugging() {
    return mPreferences.getBoolean("debug", false);
  }
  
  public static boolean doCopyPSK() {
    return mPreferences.getBoolean("directcopypsk", false);
  }
  
  public static boolean doCopyPassword() {
    return mPreferences.getBoolean("directcopypassword", false);
  }
  
  /**
   * Get the Context through the package we are hooking
   * 
   * @param param An MethodHookParam contains the thisObject on which we can call methods
   * @return The context of our own package
   */
  public static Context getContext(MethodHookParam param) {
        Context ret = null;
        
    try {
      // Get the current activity
          Context wifiSettingsContext = ((Activity) callMethod(param.thisObject, "getActivity"))
              .getApplicationContext();
          
          // Create our own Context from the WifiSettings Context
      ret = wifiSettingsContext.createPackageContext
          ("com.whd.wifikeyview", Context.CONTEXT_IGNORE_SECURITY);
      
    // Thrown if the package could not be found
    } catch (NameNotFoundException e) {
      e.printStackTrace();
    }
        
    return ret;
  }
}

Java Source Code List

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