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/*
* Copyright (C) 2022 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.google.android.setupdesign.util;
import android.annotation.SuppressLint;
import android.content.ContentResolver;
import android.content.Context;
import android.content.res.Resources.NotFoundException;
import android.net.Uri;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.NonNull;
import androidx.annotation.VisibleForTesting;
import com.google.android.setupcompat.util.Logger;
/** Helper class to get attributes of the device, like a friendly display name. */
public final class DeviceHelper {
private static final Logger LOG = new Logger("DeviceHelper");
private static final String TAG = DeviceHelper.class.getSimpleName();
@VisibleForTesting
public static final String SUW_AUTHORITY = "com.google.android.setupwizard.partner";
@VisibleForTesting public static final String DEVICE_NAME = "device_name";
private static final String STRING = "string";
@VisibleForTesting public static final String GET_DEVICE_NAME_METHOD = "getDeviceName";
@VisibleForTesting public static Bundle deviceName = null;
/**
* Get the device name text from these resources, if they are unavailable or setupwizard apk is
* older which does not contains {@link DeviceHelper#GET_DEVICE_NAME_METHOD} method, return the
* device name as default value "device".
*
* <p>Priority: partner config ({@link
* com.google.android.setupwizard.util.PartnerResource#DEVICE_NAME}) > {@link
* android.provider.Settings.Global#DEVICE_NAME} > system property ro.product.model)
*/
public static CharSequence getDeviceName(@NonNull Context context) {
return getDeviceName(context, /* enableCache= */ true);
}
/**
* Get the device name text from these resources, if they are unavailable or setupwizard apk is
* older which does not contains {@link DeviceHelper#GET_DEVICE_NAME_METHOD} method, return the
* device name as default value "device".
*
* <p>Priority: partner config ({@link
* com.google.android.setupwizard.util.PartnerResource#DEVICE_NAME}) > {@link
* android.provider.Settings.Global#DEVICE_NAME} > system property ro.product.model)
*
* @param enableCache Indicates whether the device name is preferentially obtained from the cache.
*/
@NonNull
@SuppressLint("DiscouragedApi")
public static CharSequence getDeviceName(@NonNull Context context, boolean enableCache) {
if (deviceName == null || deviceName.isEmpty() || !enableCache) {
try {
deviceName =
context
.getContentResolver()
.call(
new Uri.Builder()
.scheme(ContentResolver.SCHEME_CONTENT)
.authority(SUW_AUTHORITY)
.build(),
GET_DEVICE_NAME_METHOD,
/* arg= */ null,
/* extras= */ null);
} catch (IllegalArgumentException | SecurityException exception) {
Log.w(TAG, "device name unknown; return the device name as default value");
}
}
if (deviceName != null && !deviceName.isEmpty()) {
return deviceName.getCharSequence(GET_DEVICE_NAME_METHOD, null);
}
Partner partner = Partner.get(context);
if (partner != null) {
try {
int resId =
partner.getResources().getIdentifier(DEVICE_NAME, STRING, partner.getPackageName());
String overlayDeviceName = partner.getResources().getString(resId);
if (!TextUtils.isEmpty(overlayDeviceName)) {
return overlayDeviceName;
} else {
LOG.w("The overlayDeviceName is null!");
}
} catch (NotFoundException ex) {
// fall through
}
}
return context.getString(
com.google.android.setupdesign.strings.R.string.sud_default_device_name);
}
private DeviceHelper() {}
}
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