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/*
* Copyright (C) 2018 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.packageinstaller.role.model;
import android.content.Context;
import android.os.Process;
import android.os.UserHandle;
import android.os.UserManager;
import android.telephony.TelephonyManager;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.android.packageinstaller.permission.utils.CollectionUtils;
import com.android.packageinstaller.role.utils.UserUtils;
import com.android.permissioncontroller.R;
import java.util.List;
/**
* Class for behavior of the SMS role.
*
* @see com.android.settings.applications.DefaultAppSettings
* @see com.android.settings.applications.defaultapps.DefaultSmsPreferenceController
* @see com.android.settings.applications.defaultapps.DefaultSmsPicker
*/
public class SmsRoleBehavior implements RoleBehavior {
@Override
public boolean isAvailableAsUser(@NonNull Role role, @NonNull UserHandle user,
@NonNull Context context) {
if (UserUtils.isWorkProfile(user, context)) {
return false;
}
UserManager userManager = context.getSystemService(UserManager.class);
if (userManager.isRestrictedProfile(user)) {
return false;
}
TelephonyManager telephonyManager = context.getSystemService(TelephonyManager.class);
if (!telephonyManager.isSmsCapable()
// Ensure sms role is present on car despite !isSmsCapable config (b/132972702)
&& getDefaultHolder(role, context) == null) {
return false;
}
return true;
}
@Nullable
@Override
public String getFallbackHolder(@NonNull Role role, @NonNull Context context) {
String defaultPackageName = getDefaultHolder(role, context);
if (defaultPackageName != null) {
return defaultPackageName;
}
// TODO(b/132916161): This was the previous behavior, however this may allow any third-party
// app to suddenly become the default SMS app and get the permissions, if no system default
// SMS app is available.
List<String> qualifyingPackageNames = role.getQualifyingPackagesAsUser(
Process.myUserHandle(), context);
return CollectionUtils.firstOrNull(qualifyingPackageNames);
}
@Nullable
private static String getDefaultHolder(@NonNull Role role, @NonNull Context context) {
return ExclusiveDefaultHolderMixin.getDefaultHolder(role, "config_defaultSms", context);
}
@Nullable
@Override
public CharSequence getConfirmationMessage(@NonNull Role role, @NonNull String packageName,
@NonNull Context context) {
return EncryptionUnawareConfirmationMixin.getConfirmationMessage(role, packageName,
context);
}
@Override
public boolean isVisibleAsUser(@NonNull Role role, @NonNull UserHandle user,
@NonNull Context context) {
return context.getResources().getBoolean(R.bool.config_showSmsRole);
}
}
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