/*
* Copyright (C) 2015 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.afwsamples.testdpc.common;
import android.annotation.TargetApi;
import android.app.admin.DevicePolicyManager;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.os.Build;
import android.provider.Settings;
import android.support.v4.os.BuildCompat;
import java.util.List;
import static android.app.admin.DevicePolicyManager.ACTION_PROVISION_MANAGED_DEVICE;
import static android.app.admin.DevicePolicyManager.ACTION_PROVISION_MANAGED_PROFILE;
/**
* Common utility functions used for retrieving information about the provisioning state of the
* device.
*/
public class ProvisioningStateUtil {
private ProvisioningStateUtil() {}
/**
* @return true if the device is not provisioned (setup wizard hasn't completed) and no device
* owner is setup
*/
public static boolean isDeviceUnprovisionedAndNoDeviceOwner(Context context) {
return !ProvisioningStateUtil.isDeviceProvisioned(context)
&& !ProvisioningStateUtil.isManaged(context);
}
/**
* @returns true if the device is provisioned, and we're past the point where device owner can
* be installed
*/
public static boolean isDeviceProvisioned(Context context) {
ContentResolver contentResolver = context.getContentResolver();
return Settings.Global.getInt(contentResolver, Settings.Global.DEVICE_PROVISIONED, 0) != 0;
}
/**
* @return true if the device or profile is already owned by TestDPC
*/
public static boolean isManagedByTestDPC(Context context) {
DevicePolicyManager devicePolicyManager = (DevicePolicyManager) context.getSystemService(
Context.DEVICE_POLICY_SERVICE);
String packageName = context.getPackageName();
return devicePolicyManager.isProfileOwnerApp(packageName)
|| devicePolicyManager.isDeviceOwnerApp(packageName);
}
/**
* @return true if the device or profile is already owned
*/
public static boolean isManaged(Context context) {
DevicePolicyManager devicePolicyManager = (DevicePolicyManager) context.getSystemService(
Context.DEVICE_POLICY_SERVICE);
List<ComponentName> admins = devicePolicyManager.getActiveAdmins();
if (admins == null) return false;
for (ComponentName admin : admins) {
String adminPackageName = admin.getPackageName();
if (devicePolicyManager.isDeviceOwnerApp(adminPackageName)
|| devicePolicyManager.isProfileOwnerApp(adminPackageName)) {
return true;
}
}
return false;
}
/**
* @param action Action to be checked
* @param context Calling activity's context
* @return true, if provisioning is allowed for corresponding action
*/
@TargetApi(Build.VERSION_CODES.N)
public static boolean isProvisioningAllowed(Context context, String action) {
if (BuildCompat.isAtLeastN()) {
DevicePolicyManager dpm = (DevicePolicyManager) context
.getSystemService(Context.DEVICE_POLICY_SERVICE);
return dpm.isProvisioningAllowed(action);
} else {
if (ACTION_PROVISION_MANAGED_DEVICE.equals(action)) {
return (Build.VERSION.SDK_INT == Build.VERSION_CODES.M)
? isDeviceUnprovisionedAndNoDeviceOwner(context) : false;
}
if (ACTION_PROVISION_MANAGED_PROFILE.equals(action)) {
return true;
}
return false;
}
}
}