116 lines
4.9 KiB
Java
116 lines
4.9 KiB
Java
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.telephony;
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import android.Manifest;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.annotation.SdkConstant;
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import android.annotation.SdkConstant.SdkConstantType;
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import android.annotation.SystemApi;
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import android.app.AppOpsManager;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Handler;
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import android.os.UserHandle;
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import android.provider.Telephony;
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/**
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* A static helper class used to send Intents with prepopulated flags.
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* <p>
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* This is intended to be used by the CellBroadcastService and does nothing if the caller does not
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* have permission to broadcast {@link Telephony.Sms.Intents.SMS_CB_RECEIVED_ACTION}.
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*
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* @hide
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*/
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@SystemApi
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public class CellBroadcastIntents {
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private static final String LOG_TAG = "CellBroadcastIntents";
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private static final String EXTRA_MESSAGE = "message";
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/**
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* Broadcast intent action for notifying area information has been updated. broadcast is also
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* sent when the user turns off area info alerts. The information
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* can be retrieved by {@link CellBroadcastService#getCellBroadcastAreaInfo(int)}. The
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* associated SIM slot index of updated area information can be retrieved through the extra
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* {@link SubscriptionManager#EXTRA_SLOT_INDEX}.
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*
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* @see SubscriptionManager#EXTRA_SLOT_INDEX
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*/
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_AREA_INFO_UPDATED =
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"android.telephony.action.AREA_INFO_UPDATED";
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/**
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* @hide
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*/
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private CellBroadcastIntents() {
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}
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/**
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* Broadcasts an SMS_CB_RECEIVED_ACTION intent which can be received by background
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* BroadcastReceivers. This is only intended to be used by the CellBroadcastService and will
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* do nothing if the caller does not have permission to broadcast
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* {@link Telephony.Sms.Intents.SMS_CB_RECEIVED_ACTION}.
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*
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* @param context The context from which to send the broadcast
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* @param user The user from which to send the broadcast
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* @param smsCbMessage The SmsCbMessage to include with the intent
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* @param resultReceiver Your own BroadcastReceiver to treat as the final receiver of the
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* broadcast.
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* @param scheduler A custom Handler with which to schedule the resultReceiver
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* callback; if null it will be scheduled in the Context's main
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* thread.
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* @param initialCode An initial value for the result code. Often Activity.RESULT_OK.
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* @param slotIndex The slot index to include in the intent
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*/
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public static void sendSmsCbReceivedBroadcast(@NonNull Context context,
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@Nullable UserHandle user, @NonNull SmsCbMessage smsCbMessage,
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@Nullable BroadcastReceiver resultReceiver, @Nullable Handler scheduler,
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int initialCode, int slotIndex) {
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Intent backgroundIntent = new Intent(Telephony.Sms.Intents.SMS_CB_RECEIVED_ACTION);
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backgroundIntent.putExtra(EXTRA_MESSAGE, smsCbMessage);
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putPhoneIdAndSubIdExtra(context, backgroundIntent, slotIndex);
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String receiverPermission = Manifest.permission.RECEIVE_SMS;
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String receiverAppOp = AppOpsManager.OPSTR_RECEIVE_SMS;
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if (user != null) {
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context.createContextAsUser(user, 0).sendOrderedBroadcast(backgroundIntent,
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receiverPermission, receiverAppOp, resultReceiver, scheduler, initialCode,
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null, null);
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} else {
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context.sendOrderedBroadcast(backgroundIntent, receiverPermission,
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receiverAppOp, resultReceiver, scheduler, initialCode, null, null);
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}
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}
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/**
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* Put the phone ID and sub ID into an intent as extras.
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*/
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private static void putPhoneIdAndSubIdExtra(Context context, Intent intent, int phoneId) {
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int subId = SubscriptionManager.getSubscriptionId(phoneId);
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if (subId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
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intent.putExtra("subscription", subId);
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intent.putExtra(SubscriptionManager.EXTRA_SUBSCRIPTION_INDEX, subId);
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}
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intent.putExtra("phone", phoneId);
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intent.putExtra(SubscriptionManager.EXTRA_SLOT_INDEX, phoneId);
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}
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}
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