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/*
* Copyright (C) 2019 The Android Open Source Project
*
* 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.
*/
package com.android.dynsystem;
import android.app.Activity;
import android.app.KeyguardManager;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.UserHandle;
import android.os.image.DynamicSystemClient;
import android.util.Log;
/**
* This Activity starts KeyguardManager and ask the user to confirm before any installation request.
* If the device is not protected by a password, it approves the request by default.
*/
public class VerificationActivity extends Activity {
private static final String TAG = "VerificationActivity";
private static final int REQUEST_CODE = 1;
// For install request verification
private static String sVerifiedUrl;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
KeyguardManager km = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
if (km != null) {
String title = getString(R.string.keyguard_title);
String description = getString(R.string.keyguard_description);
Intent intent = km.createConfirmDeviceCredentialIntent(title, description);
if (intent == null) {
Log.d(TAG, "This device is not protected by a password/pin");
startInstallationService();
finish();
} else {
startActivityForResult(intent, REQUEST_CODE);
}
} else {
finish();
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == REQUEST_CODE && resultCode == RESULT_OK) {
startInstallationService();
}
finish();
}
private void startInstallationService() {
// retrieve data from calling intent
Intent callingIntent = getIntent();
Uri url = callingIntent.getData();
if (url != null) {
sVerifiedUrl = url.toString();
}
// start service
Intent intent = new Intent(this, DynamicSystemInstallationService.class);
if (url != null) {
intent.setData(url);
}
intent.setAction(DynamicSystemClient.ACTION_START_INSTALL);
intent.putExtras(callingIntent);
Log.d(TAG, "Starting Installation Service");
startServiceAsUser(intent, UserHandle.SYSTEM);
}
static boolean isVerified(String url) {
if (url == null) return true;
return sVerifiedUrl != null && sVerifiedUrl.equals(url);
}
}
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