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      1 /*
      2  * Copyright (C) 2013 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.AlertDialog;
     21 import android.app.admin.DevicePolicyManager;
     22 import android.content.DialogInterface;
     23 import android.content.DialogInterface.OnClickListener;
     24 import android.content.DialogInterface.OnDismissListener;
     25 import android.content.Intent;
     26 import android.os.Bundle;
     27 import android.os.UserHandle;
     28 import android.provider.Settings;
     29 
     30 import com.android.settingslib.RestrictedLockUtils;
     31 
     32 /**
     33  * Activity that shows a dialog explaining that a CA cert is allowing someone to monitor network
     34  * traffic. This activity should be launched for the user into which the CA cert is installed
     35  * unless Intent.EXTRA_USER_ID is provided.
     36  */
     37 public class MonitoringCertInfoActivity extends Activity implements OnClickListener,
     38         OnDismissListener {
     39 
     40     private int mUserId;
     41 
     42     @Override
     43     protected void onCreate(Bundle savedStates) {
     44         super.onCreate(savedStates);
     45 
     46         mUserId = getIntent().getIntExtra(Intent.EXTRA_USER_ID, UserHandle.myUserId());
     47 
     48         DevicePolicyManager dpm = getSystemService(DevicePolicyManager.class);
     49         final int numberOfCertificates = getIntent().getIntExtra(
     50                 Settings.EXTRA_NUMBER_OF_CERTIFICATES, 1);
     51         final int titleId = RestrictedLockUtils.getProfileOrDeviceOwner(this, mUserId) != null
     52                 ? R.plurals.ssl_ca_cert_settings_button // Check certificate
     53                 : R.plurals.ssl_ca_cert_dialog_title; // Trust or remove certificate
     54         final CharSequence title = getResources().getQuantityText(titleId, numberOfCertificates);
     55         setTitle(title);
     56 
     57         final AlertDialog.Builder builder = new AlertDialog.Builder(this);
     58         builder.setTitle(title);
     59         builder.setCancelable(true);
     60         builder.setPositiveButton(getResources().getQuantityText(
     61                 R.plurals.ssl_ca_cert_settings_button, numberOfCertificates) , this);
     62         builder.setNeutralButton(R.string.cancel, null);
     63         builder.setOnDismissListener(this);
     64 
     65         if (dpm.getProfileOwnerAsUser(mUserId) != null) {
     66             builder.setMessage(getResources().getQuantityString(R.plurals.ssl_ca_cert_info_message,
     67                     numberOfCertificates, dpm.getProfileOwnerNameAsUser(mUserId)));
     68         } else if (dpm.getDeviceOwnerComponentOnCallingUser() != null) {
     69             builder.setMessage(getResources().getQuantityString(
     70                     R.plurals.ssl_ca_cert_info_message_device_owner, numberOfCertificates,
     71                     dpm.getDeviceOwnerNameOnAnyUser()));
     72         } else  {
     73             // Consumer case.  Show scary warning.
     74             builder.setIcon(android.R.drawable.stat_notify_error);
     75             builder.setMessage(R.string.ssl_ca_cert_warning_message);
     76         }
     77 
     78         builder.show();
     79     }
     80 
     81     @Override
     82     public void onClick(DialogInterface dialog, int which) {
     83         Intent intent = new Intent(android.provider.Settings.ACTION_TRUSTED_CREDENTIALS_USER);
     84         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
     85         intent.putExtra(TrustedCredentialsSettings.ARG_SHOW_NEW_FOR_USER, mUserId);
     86         startActivity(intent);
     87         finish();
     88     }
     89 
     90     @Override
     91     public void onDismiss(DialogInterface dialogInterface) {
     92         finish();
     93     }
     94 }
     95