xref: /ohos5.0/base/notification/common_event_service/frameworks/native/src/common_event_publish_info.cpp

/*
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 * 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.
 */

#include "common_event_publish_info.h"
#include "event_log_wrapper.h"
#include "string_ex.h"
#include <cstdint>

namespace OHOS {
namespace EventFwk {
namespace {
const int32_t SUBSCRIBER_UIDS_MAX_NUM = 3;
}

CommonEventPublishInfo::CommonEventPublishInfo() : sticky_(false), ordered_(false),
    subscriberType_(static_cast<int32_t>(SubscriberType::ALL_SUBSCRIBER_TYPE))
{
}

CommonEventPublishInfo::CommonEventPublishInfo(const CommonEventPublishInfo &commonEventPublishInfo)
{
    sticky_ = commonEventPublishInfo.sticky_;
    ordered_ = commonEventPublishInfo.ordered_;
    bundleName_ = commonEventPublishInfo.bundleName_;
    subscriberPermissions_ = commonEventPublishInfo.subscriberPermissions_;
    subscriberUids_ = commonEventPublishInfo.subscriberUids_;
    subscriberType_ = commonEventPublishInfo.subscriberType_;
}

CommonEventPublishInfo::~CommonEventPublishInfo()
{
}

void CommonEventPublishInfo::SetSticky(bool sticky)
{
    sticky_ = sticky;
}

bool CommonEventPublishInfo::IsSticky() const
{
    return sticky_;
}

void CommonEventPublishInfo::SetSubscriberPermissions(const std::vector<std::string> &subscriberPermissions)
{
    subscriberPermissions_ = subscriberPermissions;
}

const std::vector<std::string> &CommonEventPublishInfo::GetSubscriberPermissions() const
{
    return subscriberPermissions_;
}

void CommonEventPublishInfo::SetOrdered(bool ordered)
{
    ordered_ = ordered;
}

bool CommonEventPublishInfo::IsOrdered() const
{
    return ordered_;
}

void CommonEventPublishInfo::SetBundleName(const std::string &bundleName)
{
    bundleName_ = bundleName;
}

std::string CommonEventPublishInfo::GetBundleName() const
{
    return bundleName_;
}

void CommonEventPublishInfo::SetSubscriberUid(const std::vector<int32_t> &subscriberUids)
{
    if (subscriberUids.size() > SUBSCRIBER_UIDS_MAX_NUM) {
        subscriberUids_ =
            std::vector<int32_t>(subscriberUids.begin(), subscriberUids.begin() + SUBSCRIBER_UIDS_MAX_NUM);
        return;
    }
    subscriberUids_ = subscriberUids;
}

std::vector<int32_t> CommonEventPublishInfo::GetSubscriberUid() const
{
    return subscriberUids_;
}

void CommonEventPublishInfo::SetSubscriberType(const int32_t &subscriberType)
{
    if (!isSubscriberType(subscriberType)) {
        EVENT_LOGW("subscriberType in common event Publish Info is out of range, and has already"
            "converted to default value ALL_SUBSCRIBER_TYPE = 0");
        subscriberType_ = static_cast<int32_t>(SubscriberType::ALL_SUBSCRIBER_TYPE);
        return;
    }
    subscriberType_ = subscriberType;
}

int32_t CommonEventPublishInfo::GetSubscriberType() const
{
    return subscriberType_;
}

bool CommonEventPublishInfo::Marshalling(Parcel &parcel) const
{
    EVENT_LOGD("enter");

    // write subscriber permissions
    std::vector<std::u16string> permissionVec_;
    for (std::vector<std::string>::size_type i = 0; i < subscriberPermissions_.size(); ++i) {
        permissionVec_.emplace_back(Str8ToStr16(subscriberPermissions_[i]));
    }
    if (!parcel.WriteString16Vector(permissionVec_)) {
        EVENT_LOGE("common event Publish Info write permission failed");
        return false;
    }

    // write ordered
    if (!parcel.WriteBool(ordered_)) {
        EVENT_LOGE("common event Publish Info write ordered failed");
        return false;
    }

    // write sticky
    if (!parcel.WriteBool(sticky_)) {
        EVENT_LOGE("common event Publish Info write sticky failed");
        return false;
    }
    // write bundleName
    if (!parcel.WriteString16(Str8ToStr16(bundleName_))) {
        EVENT_LOGE("common event Publish Info  write bundleName failed");
        return false;
    }
    // write subscriberUids
    if (!parcel.WriteInt32Vector(subscriberUids_)) {
        EVENT_LOGE("common event Publish Info write subscriberUids failed");
        return false;
    }

    // write subscriberType
    if (!parcel.WriteInt32(subscriberType_)) {
        EVENT_LOGE("common event Publish Info write subscriberType failed");
        return false;
    }
    return true;
}

bool CommonEventPublishInfo::isSubscriberType(int32_t subscriberType)
{
    switch (subscriberType) {
        case static_cast<int32_t>(SubscriberType::ALL_SUBSCRIBER_TYPE):
            return true;
        case static_cast<int32_t>(SubscriberType::SYSTEM_SUBSCRIBER_TYPE):
            return true;
        default:
            return false;
    }
}

bool CommonEventPublishInfo::ReadFromParcel(Parcel &parcel)
{
    EVENT_LOGD("enter");

    // read subscriber permissions
    std::vector<std::u16string> permissionVec_;
    if (!parcel.ReadString16Vector(&permissionVec_)) {
        EVENT_LOGE("ReadFromParcel read permission error");
        return false;
    }
    subscriberPermissions_.clear();
    for (std::vector<std::u16string>::size_type i = 0; i < permissionVec_.size(); i++) {
        subscriberPermissions_.emplace_back(Str16ToStr8(permissionVec_[i]));
    }
    // read ordered
    ordered_ = parcel.ReadBool();
    // read sticky
    sticky_ = parcel.ReadBool();
    // read bundleName
    bundleName_ = Str16ToStr8(parcel.ReadString16());
    // read subscriberUids
    if (!parcel.ReadInt32Vector(&subscriberUids_)) {
        EVENT_LOGE("ReadFromParcel read subscriberUids error");
        return false;
    }
    // read subscriberType
    subscriberType_ = parcel.ReadInt32();
    return true;
}

CommonEventPublishInfo *CommonEventPublishInfo::Unmarshalling(Parcel &parcel)
{
    CommonEventPublishInfo *commonEventPublishInfo = new (std::nothrow) CommonEventPublishInfo();

    if (commonEventPublishInfo == nullptr) {
        EVENT_LOGE("commonEventPublishInfo == nullptr");
        return nullptr;
    }

    if (!commonEventPublishInfo->ReadFromParcel(parcel)) {
        EVENT_LOGE("failed to ReadFromParcel");
        delete commonEventPublishInfo;
        commonEventPublishInfo = nullptr;
    }

    return commonEventPublishInfo;
}
}  // namespace EventFwk
}  // namespace OHOS