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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.settings;
     18 
     19 import android.app.Activity;
     20 import android.app.backup.IBackupManager;
     21 import android.os.Bundle;
     22 import android.os.RemoteException;
     23 import android.os.ServiceManager;
     24 import android.util.Log;
     25 import android.view.View;
     26 import android.view.View.OnClickListener;
     27 import android.widget.Button;
     28 import android.widget.TextView;
     29 import android.widget.Toast;
     30 
     31 public class SetFullBackupPassword extends Activity {
     32     static final String TAG = "SetFullBackupPassword";
     33 
     34     IBackupManager mBackupManager;
     35     TextView mCurrentPw, mNewPw, mConfirmNewPw;
     36     Button mCancel, mSet;
     37 
     38     OnClickListener mButtonListener = new OnClickListener() {
     39         @Override
     40         public void onClick(View v) {
     41             if (v == mSet) {
     42                 final String curPw = mCurrentPw.getText().toString();
     43                 final String newPw = mNewPw.getText().toString();
     44                 final String confirmPw = mConfirmNewPw.getText().toString();
     45 
     46                 if (!newPw.equals(confirmPw)) {
     47                     // Mismatch between new pw and its confirmation re-entry
     48 Log.i(TAG, "password mismatch");
     49                     Toast.makeText(SetFullBackupPassword.this,
     50                             R.string.local_backup_password_toast_confirmation_mismatch,
     51                             Toast.LENGTH_LONG).show();
     52                     return;
     53                 }
     54 
     55                 // TODO: should we distinguish cases of has/hasn't set a pw before?
     56 
     57                 if (setBackupPassword(curPw, newPw)) {
     58                     // success
     59 Log.i(TAG, "password set successfully");
     60                     Toast.makeText(SetFullBackupPassword.this,
     61                             R.string.local_backup_password_toast_success,
     62                             Toast.LENGTH_LONG).show();
     63                     finish();
     64                 } else {
     65                     // failure -- bad existing pw, usually
     66 Log.i(TAG, "failure; password mismatch?");
     67                     Toast.makeText(SetFullBackupPassword.this,
     68                             R.string.local_backup_password_toast_validation_failure,
     69                             Toast.LENGTH_LONG).show();
     70                 }
     71             } else if (v == mCancel) {
     72                 finish();
     73             } else {
     74                 Log.w(TAG, "Click on unknown view");
     75             }
     76         }
     77     };
     78 
     79     @Override
     80     public void onCreate(Bundle icicle) {
     81         super.onCreate(icicle);
     82 
     83         mBackupManager = IBackupManager.Stub.asInterface(ServiceManager.getService("backup"));
     84 
     85         setContentView(R.layout.set_backup_pw);
     86 
     87         mCurrentPw = (TextView) findViewById(R.id.current_backup_pw);
     88         mNewPw = (TextView) findViewById(R.id.new_backup_pw);
     89         mConfirmNewPw = (TextView) findViewById(R.id.confirm_new_backup_pw);
     90 
     91         mCancel = (Button) findViewById(R.id.backup_pw_cancel_button);
     92         mSet = (Button) findViewById(R.id.backup_pw_set_button);
     93 
     94         mCancel.setOnClickListener(mButtonListener);
     95         mSet.setOnClickListener(mButtonListener);
     96     }
     97 
     98     private boolean setBackupPassword(String currentPw, String newPw) {
     99         try {
    100             return mBackupManager.setBackupPassword(currentPw, newPw);
    101         } catch (RemoteException e) {
    102             Log.e(TAG, "Unable to communicate with backup manager");
    103             return false;
    104         }
    105     }
    106 }
    107